diff options
Diffstat (limited to 'files/config/suckless/st/x.c')
| -rw-r--r-- | files/config/suckless/st/x.c | 3872 |
1 files changed, 1767 insertions, 2105 deletions
diff --git a/files/config/suckless/st/x.c b/files/config/suckless/st/x.c index c2c890d..7157e56 100644 --- a/files/config/suckless/st/x.c +++ b/files/config/suckless/st/x.c @@ -4,8 +4,6 @@ #include <limits.h> #include <locale.h> #include <signal.h> -#include <stdio.h> -#include <stdlib.h> #include <sys/select.h> #include <time.h> #include <unistd.h> @@ -21,31 +19,30 @@ char *argv0; #include "arg.h" #include "st.h" #include "win.h" -#include "graphics.h" /* types used in config.h */ typedef struct { - uint mod; - KeySym keysym; - void (*func)(const Arg *); - const Arg arg; + uint mod; + KeySym keysym; + void (*func)(const Arg *); + const Arg arg; } Shortcut; typedef struct { - uint mod; - uint button; - void (*func)(const Arg *); - const Arg arg; - uint release; + uint mod; + uint button; + void (*func)(const Arg *); + const Arg arg; + uint release; } MouseShortcut; typedef struct { - KeySym k; - uint mask; - char *s; - /* three-valued logic variables: 0 indifferent, 1 on, -1 off */ - signed char appkey; /* application keypad */ - signed char appcursor; /* application cursor */ + KeySym k; + uint mask; + char *s; + /* three-valued logic variables: 0 indifferent, 1 on, -1 off */ + signed char appkey; /* application keypad */ + signed char appcursor; /* application cursor */ } Key; /* X modifiers */ @@ -62,12 +59,6 @@ static void zoom(const Arg *); static void zoomabs(const Arg *); static void zoomreset(const Arg *); static void ttysend(const Arg *); -static void previewimage(const Arg *); -static void showimageinfo(const Arg *); -static void togglegrdebug(const Arg *); -static void dumpgrstate(const Arg *); -static void unloadimages(const Arg *); -static void toggleimages(const Arg *); /* config.h for applying patches and the configuration. */ #include "config.h" @@ -88,75 +79,71 @@ typedef XftGlyphFontSpec GlyphFontSpec; /* Purely graphic info */ typedef struct { - int tw, th; /* tty width and height */ - int w, h; /* window width and height */ - int hborderpx, vborderpx; - int ch; /* char height */ - int cw; /* char width */ - int mode; /* window state/mode flags */ - int cursor; /* cursor style */ + int tw, th; /* tty width and height */ + int w, h; /* window width and height */ + int ch; /* char height */ + int cw; /* char width */ + int mode; /* window state/mode flags */ + int cursor; /* cursor style */ } TermWindow; typedef struct { - Display *dpy; - Colormap cmap; - Window win; - Drawable buf; - GlyphFontSpec *specbuf; /* font spec buffer used for rendering */ - Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid; - struct { - XIM xim; - XIC xic; - XPoint spot; - XVaNestedList spotlist; - } ime; - Draw draw; - Visual *vis; - XSetWindowAttributes attrs; - int scr; - int isfixed; /* is fixed geometry? */ - int l, t; /* left and top offset */ - int gm; /* geometry mask */ + Display *dpy; + Colormap cmap; + Window win; + Drawable buf; + GlyphFontSpec *specbuf; /* font spec buffer used for rendering */ + Atom xembed, wmdeletewin, netwmname, netwmiconname, netwmpid; + struct { + XIM xim; + XIC xic; + XPoint spot; + XVaNestedList spotlist; + } ime; + Draw draw; + Visual *vis; + XSetWindowAttributes attrs; + int scr; + int isfixed; /* is fixed geometry? */ + int l, t; /* left and top offset */ + int gm; /* geometry mask */ } XWindow; typedef struct { - Atom xtarget; - char *primary, *clipboard; - struct timespec tclick1; - struct timespec tclick2; + Atom xtarget; + char *primary, *clipboard; + struct timespec tclick1; + struct timespec tclick2; } XSelection; /* Font structure */ #define Font Font_ typedef struct { - int height; - int width; - int ascent; - int descent; - int badslant; - int badweight; - short lbearing; - short rbearing; - XftFont *match; - FcFontSet *set; - FcPattern *pattern; + int height; + int width; + int ascent; + int descent; + int badslant; + int badweight; + short lbearing; + short rbearing; + XftFont *match; + FcFontSet *set; + FcPattern *pattern; } Font; /* Drawing Context */ typedef struct { - Color *col; - size_t collen; - Font font, bfont, ifont, ibfont; - GC gc; + Color *col; + size_t collen; + Font font, bfont, ifont, ibfont; + GC gc; } DC; static inline ushort sixd_to_16bit(int); -static inline void tsetimgrow(Glyph *g, uint32_t row) { static int xmakeglyphfontspecs(XftGlyphFontSpec *, const Glyph *, int, int, int); static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int); static void xdrawglyph(Glyph, int, int); -static void xdrawimages(Glyph, Line, int x1, int y1, int x2); -static void xdrawoneimagecell(Glyph, int x, int y); static void xclear(int, int, int, int); static int xgeommasktogravity(int); static int ximopen(Display *); @@ -203,29 +190,29 @@ static void run(void); static void usage(void); static void (*handler[LASTEvent])(XEvent *) = { - [KeyPress] = kpress, - [ClientMessage] = cmessage, - [ConfigureNotify] = resize, - [VisibilityNotify] = visibility, - [UnmapNotify] = unmap, - [Expose] = expose, - [FocusIn] = focus, - [FocusOut] = focus, - [MotionNotify] = bmotion, - [ButtonPress] = bpress, - [ButtonRelease] = brelease, - /* - * Uncomment if you want the selection to disappear when you select something - * different in another window. - */ - /* [SelectionClear] = selclear_, */ - [SelectionNotify] = selnotify, - /* - * PropertyNotify is only turned on when there is some INCR transfer happening - * for the selection retrieval. - */ - [PropertyNotify] = propnotify, - [SelectionRequest] = selrequest, + [KeyPress] = kpress, + [ClientMessage] = cmessage, + [ConfigureNotify] = resize, + [VisibilityNotify] = visibility, + [UnmapNotify] = unmap, + [Expose] = expose, + [FocusIn] = focus, + [FocusOut] = focus, + [MotionNotify] = bmotion, + [ButtonPress] = bpress, + [ButtonRelease] = brelease, +/* + * Uncomment if you want the selection to disappear when you select something + * different in another window. + */ +/* [SelectionClear] = selclear_, */ + [SelectionNotify] = selnotify, +/* + * PropertyNotify is only turned on when there is some INCR transfer happening + * for the selection retrieval. + */ + [PropertyNotify] = propnotify, + [SelectionRequest] = selrequest, }; /* Globals */ @@ -233,20 +220,19 @@ static DC dc; static XWindow xw; static XSelection xsel; static TermWindow win; -static unsigned int mouse_col = 0, mouse_row = 0; /* Font Ring Cache */ enum { - FRC_NORMAL, - FRC_ITALIC, - FRC_BOLD, - FRC_ITALICBOLD + FRC_NORMAL, + FRC_ITALIC, + FRC_BOLD, + FRC_ITALICBOLD }; typedef struct { - XftFont *font; - int flags; - Rune unicodep; + XftFont *font; + int flags; + Rune unicodep; } Fontcache; /* Fontcache is an array now. A new font will be appended to the array. */ @@ -268,2190 +254,1866 @@ static char *opt_title = NULL; static uint buttons; /* bit field of pressed buttons */ - void +void clipcopy(const Arg *dummy) { - Atom clipboard; + Atom clipboard; - free(xsel.clipboard); - xsel.clipboard = NULL; + free(xsel.clipboard); + xsel.clipboard = NULL; - if (xsel.primary != NULL) { - xsel.clipboard = xstrdup(xsel.primary); - clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime); - } + if (xsel.primary != NULL) { + xsel.clipboard = xstrdup(xsel.primary); + clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime); + } } - void +void clippaste(const Arg *dummy) { - Atom clipboard; + Atom clipboard; - clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard, - xw.win, CurrentTime); + clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard, + xw.win, CurrentTime); } - void +void selpaste(const Arg *dummy) { - XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY, - xw.win, CurrentTime); + XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY, + xw.win, CurrentTime); } - void +void numlock(const Arg *dummy) { - win.mode ^= MODE_NUMLOCK; + win.mode ^= MODE_NUMLOCK; } - void +void zoom(const Arg *arg) { - Arg larg; + Arg larg; - larg.f = usedfontsize + arg->f; - zoomabs(&larg); + larg.f = usedfontsize + arg->f; + zoomabs(&larg); } - void +void zoomabs(const Arg *arg) { - xunloadfonts(); - xloadfonts(usedfont, arg->f); - cresize(0, 0); - redraw(); - xhints(); + xunloadfonts(); + xloadfonts(usedfont, arg->f); + cresize(0, 0); + redraw(); + xhints(); } - void +void zoomreset(const Arg *arg) { - Arg larg; + Arg larg; - if (defaultfontsize > 0) { - larg.f = defaultfontsize; - zoomabs(&larg); - } + if (defaultfontsize > 0) { + larg.f = defaultfontsize; + zoomabs(&larg); + } } - void +void ttysend(const Arg *arg) { - ttywrite(arg->s, strlen(arg->s), 1); -} - - void -previewimage(const Arg *arg) -{ - Glyph g = getglyphat(mouse_col, mouse_row); - if (g.mode & ATTR_IMAGE) { - uint32_t image_id = tgetimgid(&g); - fprintf(stderr, "Clicked on placeholder %u/%u, x=%d, y=%d\n", - image_id, tgetimgplacementid(&g), tgetimgcol(&g), - tgetimgrow(&g)); - gr_preview_image(image_id, arg->s); - } -} - - void -showimageinfo(const Arg *arg) -{ - Glyph g = getglyphat(mouse_col, mouse_row); - if (g.mode & ATTR_IMAGE) { - uint32_t image_id = tgetimgid(&g); - fprintf(stderr, "Clicked on placeholder %u/%u, x=%d, y=%d\n", - image_id, tgetimgplacementid(&g), tgetimgcol(&g), - tgetimgrow(&g)); - char stcommand[256] = {0}; - size_t len = snprintf(stcommand, sizeof(stcommand), "%s -e less", argv0); - if (len > sizeof(stcommand) - 1) { - fprintf(stderr, "Executable name too long: %s\n", - argv0); - return; - } - gr_show_image_info(image_id, tgetimgplacementid(&g), - tgetimgcol(&g), tgetimgrow(&g), - tgetisclassicplaceholder(&g), - tgetimgdiacriticcount(&g), argv0); - } -} - - void -togglegrdebug(const Arg *arg) -{ - graphics_debug_mode = (graphics_debug_mode + 1) % 3; - redraw(); -} - - void -dumpgrstate(const Arg *arg) -{ - gr_dump_state(); -} - - void -unloadimages(const Arg *arg) -{ - gr_unload_images_to_reduce_ram(); + ttywrite(arg->s, strlen(arg->s), 1); } - void -toggleimages(const Arg *arg) -{ - graphics_display_images = !graphics_display_images; - redraw(); -} - - int +int evcol(XEvent *e) { - int x = e->xbutton.x - win.hborderpx; - LIMIT(x, 0, win.tw - 1); - return x / win.cw; + int x = e->xbutton.x - borderpx; + LIMIT(x, 0, win.tw - 1); + return x / win.cw; } - int +int evrow(XEvent *e) { - int y = e->xbutton.y - win.vborderpx; - LIMIT(y, 0, win.th - 1); - return y / win.ch; + int y = e->xbutton.y - borderpx; + LIMIT(y, 0, win.th - 1); + return y / win.ch; } - void +void mousesel(XEvent *e, int done) { - int type, seltype = SEL_REGULAR; - uint state = e->xbutton.state & ~(Button1Mask | forcemousemod); - - for (type = 1; type < LEN(selmasks); ++type) { - if (match(selmasks[type], state)) { - seltype = type; - break; - } - } - selextend(evcol(e), evrow(e), seltype, done); - if (done) - setsel(getsel(), e->xbutton.time); + int type, seltype = SEL_REGULAR; + uint state = e->xbutton.state & ~(Button1Mask | forcemousemod); + + for (type = 1; type < LEN(selmasks); ++type) { + if (match(selmasks[type], state)) { + seltype = type; + break; + } + } + selextend(evcol(e), evrow(e), seltype, done); + if (done) + setsel(getsel(), e->xbutton.time); } - void +void mousereport(XEvent *e) { - int len, btn, code; - int x = evcol(e), y = evrow(e); - int state = e->xbutton.state; - char buf[40]; - static int ox, oy; - - if (e->type == MotionNotify) { - if (x == ox && y == oy) - return; - if (!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY)) - return; - /* MODE_MOUSEMOTION: no reporting if no button is pressed */ - if (IS_SET(MODE_MOUSEMOTION) && buttons == 0) - return; - /* Set btn to lowest-numbered pressed button, or 12 if no - * buttons are pressed. */ - for (btn = 1; btn <= 11 && !(buttons & (1<<(btn-1))); btn++) - ; - code = 32; - } else { - btn = e->xbutton.button; - /* Only buttons 1 through 11 can be encoded */ - if (btn < 1 || btn > 11) - return; - if (e->type == ButtonRelease) { - /* MODE_MOUSEX10: no button release reporting */ - if (IS_SET(MODE_MOUSEX10)) - return; - /* Don't send release events for the scroll wheel */ - if (btn == 4 || btn == 5) - return; - } - code = 0; - } - - ox = x; - oy = y; - - /* Encode btn into code. If no button is pressed for a motion event in - * MODE_MOUSEMANY, then encode it as a release. */ - if ((!IS_SET(MODE_MOUSESGR) && e->type == ButtonRelease) || btn == 12) - code += 3; - else if (btn >= 8) - code += 128 + btn - 8; - else if (btn >= 4) - code += 64 + btn - 4; - else - code += btn - 1; - - if (!IS_SET(MODE_MOUSEX10)) { - code += ((state & ShiftMask ) ? 4 : 0) - + ((state & Mod1Mask ) ? 8 : 0) /* meta key: alt */ - + ((state & ControlMask) ? 16 : 0); - } - - if (IS_SET(MODE_MOUSESGR)) { - len = snprintf(buf, sizeof(buf), "\033[<%d;%d;%d%c", - code, x+1, y+1, - e->type == ButtonRelease ? 'm' : 'M'); - } else if (x < 223 && y < 223) { - len = snprintf(buf, sizeof(buf), "\033[M%c%c%c", - 32+code, 32+x+1, 32+y+1); - } else { - return; - } - - ttywrite(buf, len, 0); -} - - uint + int len, btn, code; + int x = evcol(e), y = evrow(e); + int state = e->xbutton.state; + char buf[40]; + static int ox, oy; + + if (e->type == MotionNotify) { + if (x == ox && y == oy) + return; + if (!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY)) + return; + /* MODE_MOUSEMOTION: no reporting if no button is pressed */ + if (IS_SET(MODE_MOUSEMOTION) && buttons == 0) + return; + /* Set btn to lowest-numbered pressed button, or 12 if no + * buttons are pressed. */ + for (btn = 1; btn <= 11 && !(buttons & (1<<(btn-1))); btn++) + ; + code = 32; + } else { + btn = e->xbutton.button; + /* Only buttons 1 through 11 can be encoded */ + if (btn < 1 || btn > 11) + return; + if (e->type == ButtonRelease) { + /* MODE_MOUSEX10: no button release reporting */ + if (IS_SET(MODE_MOUSEX10)) + return; + /* Don't send release events for the scroll wheel */ + if (btn == 4 || btn == 5) + return; + } + code = 0; + } + + ox = x; + oy = y; + + /* Encode btn into code. If no button is pressed for a motion event in + * MODE_MOUSEMANY, then encode it as a release. */ + if ((!IS_SET(MODE_MOUSESGR) && e->type == ButtonRelease) || btn == 12) + code += 3; + else if (btn >= 8) + code += 128 + btn - 8; + else if (btn >= 4) + code += 64 + btn - 4; + else + code += btn - 1; + + if (!IS_SET(MODE_MOUSEX10)) { + code += ((state & ShiftMask ) ? 4 : 0) + + ((state & Mod1Mask ) ? 8 : 0) /* meta key: alt */ + + ((state & ControlMask) ? 16 : 0); + } + + if (IS_SET(MODE_MOUSESGR)) { + len = snprintf(buf, sizeof(buf), "\033[<%d;%d;%d%c", + code, x+1, y+1, + e->type == ButtonRelease ? 'm' : 'M'); + } else if (x < 223 && y < 223) { + len = snprintf(buf, sizeof(buf), "\033[M%c%c%c", + 32+code, 32+x+1, 32+y+1); + } else { + return; + } + + ttywrite(buf, len, 0); +} + +uint buttonmask(uint button) { - return button == Button1 ? Button1Mask - : button == Button2 ? Button2Mask - : button == Button3 ? Button3Mask - : button == Button4 ? Button4Mask - : button == Button5 ? Button5Mask - : 0; + return button == Button1 ? Button1Mask + : button == Button2 ? Button2Mask + : button == Button3 ? Button3Mask + : button == Button4 ? Button4Mask + : button == Button5 ? Button5Mask + : 0; } - int +int mouseaction(XEvent *e, uint release) { - MouseShortcut *ms; - - /* ignore Button<N>mask for Button<N> - it's set on release */ - uint state = e->xbutton.state & ~buttonmask(e->xbutton.button); - - mouse_col = evcol(e); - mouse_row = evrow(e); - - for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { - if (ms->release == release && - ms->button == e->xbutton.button && - (match(ms->mod, state) || /* exact or forced */ - match(ms->mod, state & ~forcemousemod))) { - ms->func(&(ms->arg)); - return 1; - } - } - - return 0; + MouseShortcut *ms; + + /* ignore Button<N>mask for Button<N> - it's set on release */ + uint state = e->xbutton.state & ~buttonmask(e->xbutton.button); + + for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { + if (ms->release == release && + ms->button == e->xbutton.button && + (match(ms->mod, state) || /* exact or forced */ + match(ms->mod, state & ~forcemousemod))) { + ms->func(&(ms->arg)); + return 1; + } + } + + return 0; } - void +void bpress(XEvent *e) { - int btn = e->xbutton.button; - struct timespec now; - int snap; - - if (1 <= btn && btn <= 11) - buttons |= 1 << (btn-1); - - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { - mousereport(e); - return; - } - - if (mouseaction(e, 0)) - return; - - if (btn == Button1) { - /* - * If the user clicks below predefined timeouts specific - * snapping behaviour is exposed. - */ - clock_gettime(CLOCK_MONOTONIC, &now); - if (TIMEDIFF(now, xsel.tclick2) <= tripleclicktimeout) { - snap = SNAP_LINE; - } else if (TIMEDIFF(now, xsel.tclick1) <= doubleclicktimeout) { - snap = SNAP_WORD; - } else { - snap = 0; - } - xsel.tclick2 = xsel.tclick1; - xsel.tclick1 = now; - - selstart(evcol(e), evrow(e), snap); - } -} - - void + int btn = e->xbutton.button; + struct timespec now; + int snap; + + if (1 <= btn && btn <= 11) + buttons |= 1 << (btn-1); + + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { + mousereport(e); + return; + } + + if (mouseaction(e, 0)) + return; + + if (btn == Button1) { + /* + * If the user clicks below predefined timeouts specific + * snapping behaviour is exposed. + */ + clock_gettime(CLOCK_MONOTONIC, &now); + if (TIMEDIFF(now, xsel.tclick2) <= tripleclicktimeout) { + snap = SNAP_LINE; + } else if (TIMEDIFF(now, xsel.tclick1) <= doubleclicktimeout) { + snap = SNAP_WORD; + } else { + snap = 0; + } + xsel.tclick2 = xsel.tclick1; + xsel.tclick1 = now; + + selstart(evcol(e), evrow(e), snap); + } +} + +void propnotify(XEvent *e) { - XPropertyEvent *xpev; - Atom clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - - xpev = &e->xproperty; - if (xpev->state == PropertyNewValue && - (xpev->atom == XA_PRIMARY || - xpev->atom == clipboard)) { - selnotify(e); - } + XPropertyEvent *xpev; + Atom clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + + xpev = &e->xproperty; + if (xpev->state == PropertyNewValue && + (xpev->atom == XA_PRIMARY || + xpev->atom == clipboard)) { + selnotify(e); + } } - void +void selnotify(XEvent *e) { - ulong nitems, ofs, rem; - int format; - uchar *data, *last, *repl; - Atom type, incratom, property = None; - - incratom = XInternAtom(xw.dpy, "INCR", 0); - - ofs = 0; - if (e->type == SelectionNotify) - property = e->xselection.property; - else if (e->type == PropertyNotify) - property = e->xproperty.atom; - - if (property == None) - return; - - do { - if (XGetWindowProperty(xw.dpy, xw.win, property, ofs, - BUFSIZ/4, False, AnyPropertyType, - &type, &format, &nitems, &rem, - &data)) { - fprintf(stderr, "Clipboard allocation failed\n"); - return; - } - - if (e->type == PropertyNotify && nitems == 0 && rem == 0) { - /* - * If there is some PropertyNotify with no data, then - * this is the signal of the selection owner that all - * data has been transferred. We won't need to receive - * PropertyNotify events anymore. - */ - MODBIT(xw.attrs.event_mask, 0, PropertyChangeMask); - XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, - &xw.attrs); - } - - if (type == incratom) { - /* - * Activate the PropertyNotify events so we receive - * when the selection owner does send us the next - * chunk of data. - */ - MODBIT(xw.attrs.event_mask, 1, PropertyChangeMask); - XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, - &xw.attrs); - - /* - * Deleting the property is the transfer start signal. - */ - XDeleteProperty(xw.dpy, xw.win, (int)property); - continue; - } - - /* - * As seen in getsel: - * Line endings are inconsistent in the terminal and GUI world - * copy and pasting. When receiving some selection data, - * replace all '\n' with '\r'. - * FIXME: Fix the computer world. - */ - repl = data; - last = data + nitems * format / 8; - while ((repl = memchr(repl, '\n', last - repl))) { - *repl++ = '\r'; - } - - if (IS_SET(MODE_BRCKTPASTE) && ofs == 0) - ttywrite("\033[200~", 6, 0); - ttywrite((char *)data, nitems * format / 8, 1); - if (IS_SET(MODE_BRCKTPASTE) && rem == 0) - ttywrite("\033[201~", 6, 0); - XFree(data); - /* number of 32-bit chunks returned */ - ofs += nitems * format / 32; - } while (rem > 0); - - /* - * Deleting the property again tells the selection owner to send the - * next data chunk in the property. - */ - XDeleteProperty(xw.dpy, xw.win, (int)property); -} - - void + ulong nitems, ofs, rem; + int format; + uchar *data, *last, *repl; + Atom type, incratom, property = None; + + incratom = XInternAtom(xw.dpy, "INCR", 0); + + ofs = 0; + if (e->type == SelectionNotify) + property = e->xselection.property; + else if (e->type == PropertyNotify) + property = e->xproperty.atom; + + if (property == None) + return; + + do { + if (XGetWindowProperty(xw.dpy, xw.win, property, ofs, + BUFSIZ/4, False, AnyPropertyType, + &type, &format, &nitems, &rem, + &data)) { + fprintf(stderr, "Clipboard allocation failed\n"); + return; + } + + if (e->type == PropertyNotify && nitems == 0 && rem == 0) { + /* + * If there is some PropertyNotify with no data, then + * this is the signal of the selection owner that all + * data has been transferred. We won't need to receive + * PropertyNotify events anymore. + */ + MODBIT(xw.attrs.event_mask, 0, PropertyChangeMask); + XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, + &xw.attrs); + } + + if (type == incratom) { + /* + * Activate the PropertyNotify events so we receive + * when the selection owner does send us the next + * chunk of data. + */ + MODBIT(xw.attrs.event_mask, 1, PropertyChangeMask); + XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, + &xw.attrs); + + /* + * Deleting the property is the transfer start signal. + */ + XDeleteProperty(xw.dpy, xw.win, (int)property); + continue; + } + + /* + * As seen in getsel: + * Line endings are inconsistent in the terminal and GUI world + * copy and pasting. When receiving some selection data, + * replace all '\n' with '\r'. + * FIXME: Fix the computer world. + */ + repl = data; + last = data + nitems * format / 8; + while ((repl = memchr(repl, '\n', last - repl))) { + *repl++ = '\r'; + } + + if (IS_SET(MODE_BRCKTPASTE) && ofs == 0) + ttywrite("\033[200~", 6, 0); + ttywrite((char *)data, nitems * format / 8, 1); + if (IS_SET(MODE_BRCKTPASTE) && rem == 0) + ttywrite("\033[201~", 6, 0); + XFree(data); + /* number of 32-bit chunks returned */ + ofs += nitems * format / 32; + } while (rem > 0); + + /* + * Deleting the property again tells the selection owner to send the + * next data chunk in the property. + */ + XDeleteProperty(xw.dpy, xw.win, (int)property); +} + +void xclipcopy(void) { - clipcopy(NULL); + clipcopy(NULL); } - void +void selclear_(XEvent *e) { - selclear(); + selclear(); } - void +void selrequest(XEvent *e) { - XSelectionRequestEvent *xsre; - XSelectionEvent xev; - Atom xa_targets, string, clipboard; - char *seltext; - - xsre = (XSelectionRequestEvent *) e; - xev.type = SelectionNotify; - xev.requestor = xsre->requestor; - xev.selection = xsre->selection; - xev.target = xsre->target; - xev.time = xsre->time; - if (xsre->property == None) - xsre->property = xsre->target; - - /* reject */ - xev.property = None; - - xa_targets = XInternAtom(xw.dpy, "TARGETS", 0); - if (xsre->target == xa_targets) { - /* respond with the supported type */ - string = xsel.xtarget; - XChangeProperty(xsre->display, xsre->requestor, xsre->property, - XA_ATOM, 32, PropModeReplace, - (uchar *) &string, 1); - xev.property = xsre->property; - } else if (xsre->target == xsel.xtarget || xsre->target == XA_STRING) { - /* - * xith XA_STRING non ascii characters may be incorrect in the - * requestor. It is not our problem, use utf8. - */ - clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - if (xsre->selection == XA_PRIMARY) { - seltext = xsel.primary; - } else if (xsre->selection == clipboard) { - seltext = xsel.clipboard; - } else { - fprintf(stderr, - "Unhandled clipboard selection 0x%lx\n", - xsre->selection); - return; - } - if (seltext != NULL) { - XChangeProperty(xsre->display, xsre->requestor, - xsre->property, xsre->target, - 8, PropModeReplace, - (uchar *)seltext, strlen(seltext)); - xev.property = xsre->property; - } - } - - /* all done, send a notification to the listener */ - if (!XSendEvent(xsre->display, xsre->requestor, 1, 0, (XEvent *) &xev)) - fprintf(stderr, "Error sending SelectionNotify event\n"); -} - - void + XSelectionRequestEvent *xsre; + XSelectionEvent xev; + Atom xa_targets, string, clipboard; + char *seltext; + + xsre = (XSelectionRequestEvent *) e; + xev.type = SelectionNotify; + xev.requestor = xsre->requestor; + xev.selection = xsre->selection; + xev.target = xsre->target; + xev.time = xsre->time; + if (xsre->property == None) + xsre->property = xsre->target; + + /* reject */ + xev.property = None; + + xa_targets = XInternAtom(xw.dpy, "TARGETS", 0); + if (xsre->target == xa_targets) { + /* respond with the supported type */ + string = xsel.xtarget; + XChangeProperty(xsre->display, xsre->requestor, xsre->property, + XA_ATOM, 32, PropModeReplace, + (uchar *) &string, 1); + xev.property = xsre->property; + } else if (xsre->target == xsel.xtarget || xsre->target == XA_STRING) { + /* + * xith XA_STRING non ascii characters may be incorrect in the + * requestor. It is not our problem, use utf8. + */ + clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + if (xsre->selection == XA_PRIMARY) { + seltext = xsel.primary; + } else if (xsre->selection == clipboard) { + seltext = xsel.clipboard; + } else { + fprintf(stderr, + "Unhandled clipboard selection 0x%lx\n", + xsre->selection); + return; + } + if (seltext != NULL) { + XChangeProperty(xsre->display, xsre->requestor, + xsre->property, xsre->target, + 8, PropModeReplace, + (uchar *)seltext, strlen(seltext)); + xev.property = xsre->property; + } + } + + /* all done, send a notification to the listener */ + if (!XSendEvent(xsre->display, xsre->requestor, 1, 0, (XEvent *) &xev)) + fprintf(stderr, "Error sending SelectionNotify event\n"); +} + +void setsel(char *str, Time t) { - if (!str) - return; + if (!str) + return; - free(xsel.primary); - xsel.primary = str; + free(xsel.primary); + xsel.primary = str; - XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t); - if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win) - selclear(); + XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t); + if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win) + selclear(); } - void +void xsetsel(char *str) { - setsel(str, CurrentTime); + setsel(str, CurrentTime); } - void +void brelease(XEvent *e) { - int btn = e->xbutton.button; + int btn = e->xbutton.button; - if (1 <= btn && btn <= 11) - buttons &= ~(1 << (btn-1)); + if (1 <= btn && btn <= 11) + buttons &= ~(1 << (btn-1)); - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { - mousereport(e); - return; - } + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { + mousereport(e); + return; + } - if (mouseaction(e, 1)) - return; - if (btn == Button1) - mousesel(e, 1); + if (mouseaction(e, 1)) + return; + if (btn == Button1) + mousesel(e, 1); } - void +void bmotion(XEvent *e) { - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { - mousereport(e); - return; - } + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { + mousereport(e); + return; + } - mousesel(e, 0); + mousesel(e, 0); } - void +void cresize(int width, int height) { - int col, row; + int col, row; - if (width != 0) - win.w = width; - if (height != 0) - win.h = height; + if (width != 0) + win.w = width; + if (height != 0) + win.h = height; - col = (win.w - 2 * borderpx) / win.cw; - row = (win.h - 2 * borderpx) / win.ch; - col = MAX(1, col); - row = MAX(1, row); + col = (win.w - 2 * borderpx) / win.cw; + row = (win.h - 2 * borderpx) / win.ch; + col = MAX(1, col); + row = MAX(1, row); - win.hborderpx = (win.w - col * win.cw) * anysize_halign / 100; - win.vborderpx = (win.h - row * win.ch) * anysize_valign / 100; - - tresize(col, row); - xresize(col, row); - ttyresize(win.tw, win.th); + tresize(col, row); + xresize(col, row); + ttyresize(win.tw, win.th); } - void +void xresize(int col, int row) { - win.tw = col * win.cw; - win.th = row * win.ch; + win.tw = col * win.cw; + win.th = row * win.ch; - XFreePixmap(xw.dpy, xw.buf); - xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, - DefaultDepth(xw.dpy, xw.scr)); - XftDrawChange(xw.draw, xw.buf); - xclear(0, 0, win.w, win.h); + XFreePixmap(xw.dpy, xw.buf); + xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, + DefaultDepth(xw.dpy, xw.scr)); + XftDrawChange(xw.draw, xw.buf); + xclear(0, 0, win.w, win.h); - /* resize to new width */ - xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec)); + /* resize to new width */ + xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec)); } - ushort +ushort sixd_to_16bit(int x) { - return x == 0 ? 0 : 0x3737 + 0x2828 * x; + return x == 0 ? 0 : 0x3737 + 0x2828 * x; } - int +int xloadcolor(int i, const char *name, Color *ncolor) { - XRenderColor color = { .alpha = 0xffff }; - - if (!name) { - if (BETWEEN(i, 16, 255)) { /* 256 color */ - if (i < 6*6*6+16) { /* same colors as xterm */ - color.red = sixd_to_16bit( ((i-16)/36)%6 ); - color.green = sixd_to_16bit( ((i-16)/6) %6 ); - color.blue = sixd_to_16bit( ((i-16)/1) %6 ); - } else { /* greyscale */ - color.red = 0x0808 + 0x0a0a * (i - (6*6*6+16)); - color.green = color.blue = color.red; - } - return XftColorAllocValue(xw.dpy, xw.vis, - xw.cmap, &color, ncolor); - } else - name = colorname[i]; - } - - return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor); + XRenderColor color = { .alpha = 0xffff }; + + if (!name) { + if (BETWEEN(i, 16, 255)) { /* 256 color */ + if (i < 6*6*6+16) { /* same colors as xterm */ + color.red = sixd_to_16bit( ((i-16)/36)%6 ); + color.green = sixd_to_16bit( ((i-16)/6) %6 ); + color.blue = sixd_to_16bit( ((i-16)/1) %6 ); + } else { /* greyscale */ + color.red = 0x0808 + 0x0a0a * (i - (6*6*6+16)); + color.green = color.blue = color.red; + } + return XftColorAllocValue(xw.dpy, xw.vis, + xw.cmap, &color, ncolor); + } else + name = colorname[i]; + } + + return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor); } - void +void xloadcols(void) { - int i; - static int loaded; - Color *cp; - - if (loaded) { - for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp) - XftColorFree(xw.dpy, xw.vis, xw.cmap, cp); - } else { - dc.collen = MAX(LEN(colorname), 256); - dc.col = xmalloc(dc.collen * sizeof(Color)); - } - - for (i = 0; i < dc.collen; i++) - if (!xloadcolor(i, NULL, &dc.col[i])) { - if (colorname[i]) - die("could not allocate color '%s'\n", colorname[i]); - else - die("could not allocate color %d\n", i); - } - loaded = 1; -} - - int + int i; + static int loaded; + Color *cp; + + if (loaded) { + for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp) + XftColorFree(xw.dpy, xw.vis, xw.cmap, cp); + } else { + dc.collen = MAX(LEN(colorname), 256); + dc.col = xmalloc(dc.collen * sizeof(Color)); + } + + for (i = 0; i < dc.collen; i++) + if (!xloadcolor(i, NULL, &dc.col[i])) { + if (colorname[i]) + die("could not allocate color '%s'\n", colorname[i]); + else + die("could not allocate color %d\n", i); + } + loaded = 1; +} + +int xgetcolor(int x, unsigned char *r, unsigned char *g, unsigned char *b) { - if (!BETWEEN(x, 0, dc.collen - 1)) - return 1; + if (!BETWEEN(x, 0, dc.collen - 1)) + return 1; - *r = dc.col[x].color.red >> 8; - *g = dc.col[x].color.green >> 8; - *b = dc.col[x].color.blue >> 8; + *r = dc.col[x].color.red >> 8; + *g = dc.col[x].color.green >> 8; + *b = dc.col[x].color.blue >> 8; - return 0; + return 0; } - int +int xsetcolorname(int x, const char *name) { - Color ncolor; + Color ncolor; - if (!BETWEEN(x, 0, dc.collen - 1)) - return 1; + if (!BETWEEN(x, 0, dc.collen - 1)) + return 1; - if (!xloadcolor(x, name, &ncolor)) - return 1; + if (!xloadcolor(x, name, &ncolor)) + return 1; - XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.col[x]); - dc.col[x] = ncolor; + XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.col[x]); + dc.col[x] = ncolor; - return 0; + return 0; } /* * Absolute coordinates. */ - void +void xclear(int x1, int y1, int x2, int y2) { - XftDrawRect(xw.draw, - &dc.col[IS_SET(MODE_REVERSE)? defaultfg : defaultbg], - x1, y1, x2-x1, y2-y1); + XftDrawRect(xw.draw, + &dc.col[IS_SET(MODE_REVERSE)? defaultfg : defaultbg], + x1, y1, x2-x1, y2-y1); } - void +void xhints(void) { - XClassHint class = {opt_name ? opt_name : termname, - opt_class ? opt_class : termname}; - XWMHints wm = {.flags = InputHint, .input = 1}; - XSizeHints *sizeh; - - sizeh = XAllocSizeHints(); - - sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize; - sizeh->height = win.h; - sizeh->width = win.w; - sizeh->height_inc = 1; - sizeh->width_inc = 1; - sizeh->base_height = 2 * borderpx; - sizeh->base_width = 2 * borderpx; - sizeh->min_height = win.ch + 2 * borderpx; - sizeh->min_width = win.cw + 2 * borderpx; - if (xw.isfixed) { - sizeh->flags |= PMaxSize; - sizeh->min_width = sizeh->max_width = win.w; - sizeh->min_height = sizeh->max_height = win.h; - } - if (xw.gm & (XValue|YValue)) { - sizeh->flags |= USPosition | PWinGravity; - sizeh->x = xw.l; - sizeh->y = xw.t; - sizeh->win_gravity = xgeommasktogravity(xw.gm); - } - - XSetWMProperties(xw.dpy, xw.win, NULL, NULL, NULL, 0, sizeh, &wm, - &class); - XFree(sizeh); -} - - int + XClassHint class = {opt_name ? opt_name : termname, + opt_class ? opt_class : termname}; + XWMHints wm = {.flags = InputHint, .input = 1}; + XSizeHints *sizeh; + + sizeh = XAllocSizeHints(); + + sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize; + sizeh->height = win.h; + sizeh->width = win.w; + sizeh->height_inc = win.ch; + sizeh->width_inc = win.cw; + sizeh->base_height = 2 * borderpx; + sizeh->base_width = 2 * borderpx; + sizeh->min_height = win.ch + 2 * borderpx; + sizeh->min_width = win.cw + 2 * borderpx; + if (xw.isfixed) { + sizeh->flags |= PMaxSize; + sizeh->min_width = sizeh->max_width = win.w; + sizeh->min_height = sizeh->max_height = win.h; + } + if (xw.gm & (XValue|YValue)) { + sizeh->flags |= USPosition | PWinGravity; + sizeh->x = xw.l; + sizeh->y = xw.t; + sizeh->win_gravity = xgeommasktogravity(xw.gm); + } + + XSetWMProperties(xw.dpy, xw.win, NULL, NULL, NULL, 0, sizeh, &wm, + &class); + XFree(sizeh); +} + +int xgeommasktogravity(int mask) { - switch (mask & (XNegative|YNegative)) { - case 0: - return NorthWestGravity; - case XNegative: - return NorthEastGravity; - case YNegative: - return SouthWestGravity; - } - - return SouthEastGravity; + switch (mask & (XNegative|YNegative)) { + case 0: + return NorthWestGravity; + case XNegative: + return NorthEastGravity; + case YNegative: + return SouthWestGravity; + } + + return SouthEastGravity; } - int +int xloadfont(Font *f, FcPattern *pattern) { - FcPattern *configured; - FcPattern *match; - FcResult result; - XGlyphInfo extents; - int wantattr, haveattr; - - /* - * Manually configure instead of calling XftMatchFont - * so that we can use the configured pattern for - * "missing glyph" lookups. - */ - configured = FcPatternDuplicate(pattern); - if (!configured) - return 1; - - FcConfigSubstitute(NULL, configured, FcMatchPattern); - XftDefaultSubstitute(xw.dpy, xw.scr, configured); - - match = FcFontMatch(NULL, configured, &result); - if (!match) { - FcPatternDestroy(configured); - return 1; - } - - if (!(f->match = XftFontOpenPattern(xw.dpy, match))) { - FcPatternDestroy(configured); - FcPatternDestroy(match); - return 1; - } - - if ((XftPatternGetInteger(pattern, "slant", 0, &wantattr) == - XftResultMatch)) { - /* - * Check if xft was unable to find a font with the appropriate - * slant but gave us one anyway. Try to mitigate. - */ - if ((XftPatternGetInteger(f->match->pattern, "slant", 0, - &haveattr) != XftResultMatch) || haveattr < wantattr) { - f->badslant = 1; - fputs("font slant does not match\n", stderr); - } - } - - if ((XftPatternGetInteger(pattern, "weight", 0, &wantattr) == - XftResultMatch)) { - if ((XftPatternGetInteger(f->match->pattern, "weight", 0, - &haveattr) != XftResultMatch) || haveattr != wantattr) { - f->badweight = 1; - fputs("font weight does not match\n", stderr); - } - } - - XftTextExtentsUtf8(xw.dpy, f->match, - (const FcChar8 *) ascii_printable, - strlen(ascii_printable), &extents); - - f->set = NULL; - f->pattern = configured; - - f->ascent = f->match->ascent; - f->descent = f->match->descent; - f->lbearing = 0; - f->rbearing = f->match->max_advance_width; - - f->height = f->ascent + f->descent; - f->width = DIVCEIL(extents.xOff, strlen(ascii_printable)); - - return 0; -} - - void + FcPattern *configured; + FcPattern *match; + FcResult result; + XGlyphInfo extents; + int wantattr, haveattr; + + /* + * Manually configure instead of calling XftMatchFont + * so that we can use the configured pattern for + * "missing glyph" lookups. + */ + configured = FcPatternDuplicate(pattern); + if (!configured) + return 1; + + FcConfigSubstitute(NULL, configured, FcMatchPattern); + XftDefaultSubstitute(xw.dpy, xw.scr, configured); + + match = FcFontMatch(NULL, configured, &result); + if (!match) { + FcPatternDestroy(configured); + return 1; + } + + if (!(f->match = XftFontOpenPattern(xw.dpy, match))) { + FcPatternDestroy(configured); + FcPatternDestroy(match); + return 1; + } + + if ((XftPatternGetInteger(pattern, "slant", 0, &wantattr) == + XftResultMatch)) { + /* + * Check if xft was unable to find a font with the appropriate + * slant but gave us one anyway. Try to mitigate. + */ + if ((XftPatternGetInteger(f->match->pattern, "slant", 0, + &haveattr) != XftResultMatch) || haveattr < wantattr) { + f->badslant = 1; + fputs("font slant does not match\n", stderr); + } + } + + if ((XftPatternGetInteger(pattern, "weight", 0, &wantattr) == + XftResultMatch)) { + if ((XftPatternGetInteger(f->match->pattern, "weight", 0, + &haveattr) != XftResultMatch) || haveattr != wantattr) { + f->badweight = 1; + fputs("font weight does not match\n", stderr); + } + } + + XftTextExtentsUtf8(xw.dpy, f->match, + (const FcChar8 *) ascii_printable, + strlen(ascii_printable), &extents); + + f->set = NULL; + f->pattern = configured; + + f->ascent = f->match->ascent; + f->descent = f->match->descent; + f->lbearing = 0; + f->rbearing = f->match->max_advance_width; + + f->height = f->ascent + f->descent; + f->width = DIVCEIL(extents.xOff, strlen(ascii_printable)); + + return 0; +} + +void xloadfonts(const char *fontstr, double fontsize) { - FcPattern *pattern; - double fontval; - - if (fontstr[0] == '-') - pattern = XftXlfdParse(fontstr, False, False); - else - pattern = FcNameParse((const FcChar8 *)fontstr); - - if (!pattern) - die("can't open font %s\n", fontstr); - - if (fontsize > 1) { - FcPatternDel(pattern, FC_PIXEL_SIZE); - FcPatternDel(pattern, FC_SIZE); - FcPatternAddDouble(pattern, FC_PIXEL_SIZE, (double)fontsize); - usedfontsize = fontsize; - } else { - if (FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &fontval) == - FcResultMatch) { - usedfontsize = fontval; - } else if (FcPatternGetDouble(pattern, FC_SIZE, 0, &fontval) == - FcResultMatch) { - usedfontsize = -1; - } else { - /* - * Default font size is 12, if none given. This is to - * have a known usedfontsize value. - */ - FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12); - usedfontsize = 12; - } - if (defaultfontsize <= 0) - defaultfontsize = usedfontsize; - } - - if (xloadfont(&dc.font, pattern)) - die("can't open font %s\n", fontstr); - - if (usedfontsize < 0) { - FcPatternGetDouble(dc.font.match->pattern, - FC_PIXEL_SIZE, 0, &fontval); - usedfontsize = fontval; - if (defaultfontsize <= 0 && fontsize == 0) - defaultfontsize = fontval; - } - - /* Setting character width and height. */ - win.cw = ceilf(dc.font.width * cwscale); - win.ch = ceilf(dc.font.height * chscale); - - FcPatternDel(pattern, FC_SLANT); - FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); - if (xloadfont(&dc.ifont, pattern)) - die("can't open font %s\n", fontstr); - - FcPatternDel(pattern, FC_WEIGHT); - FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); - if (xloadfont(&dc.ibfont, pattern)) - die("can't open font %s\n", fontstr); - - FcPatternDel(pattern, FC_SLANT); - FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); - if (xloadfont(&dc.bfont, pattern)) - die("can't open font %s\n", fontstr); - - FcPatternDestroy(pattern); -} - - void + FcPattern *pattern; + double fontval; + + if (fontstr[0] == '-') + pattern = XftXlfdParse(fontstr, False, False); + else + pattern = FcNameParse((const FcChar8 *)fontstr); + + if (!pattern) + die("can't open font %s\n", fontstr); + + if (fontsize > 1) { + FcPatternDel(pattern, FC_PIXEL_SIZE); + FcPatternDel(pattern, FC_SIZE); + FcPatternAddDouble(pattern, FC_PIXEL_SIZE, (double)fontsize); + usedfontsize = fontsize; + } else { + if (FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &fontval) == + FcResultMatch) { + usedfontsize = fontval; + } else if (FcPatternGetDouble(pattern, FC_SIZE, 0, &fontval) == + FcResultMatch) { + usedfontsize = -1; + } else { + /* + * Default font size is 12, if none given. This is to + * have a known usedfontsize value. + */ + FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12); + usedfontsize = 12; + } + defaultfontsize = usedfontsize; + } + + if (xloadfont(&dc.font, pattern)) + die("can't open font %s\n", fontstr); + + if (usedfontsize < 0) { + FcPatternGetDouble(dc.font.match->pattern, + FC_PIXEL_SIZE, 0, &fontval); + usedfontsize = fontval; + if (fontsize == 0) + defaultfontsize = fontval; + } + + /* Setting character width and height. */ + win.cw = ceilf(dc.font.width * cwscale); + win.ch = ceilf(dc.font.height * chscale); + + FcPatternDel(pattern, FC_SLANT); + FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); + if (xloadfont(&dc.ifont, pattern)) + die("can't open font %s\n", fontstr); + + FcPatternDel(pattern, FC_WEIGHT); + FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); + if (xloadfont(&dc.ibfont, pattern)) + die("can't open font %s\n", fontstr); + + FcPatternDel(pattern, FC_SLANT); + FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); + if (xloadfont(&dc.bfont, pattern)) + die("can't open font %s\n", fontstr); + + FcPatternDestroy(pattern); +} + +void xunloadfont(Font *f) { - XftFontClose(xw.dpy, f->match); - FcPatternDestroy(f->pattern); - if (f->set) - FcFontSetDestroy(f->set); + XftFontClose(xw.dpy, f->match); + FcPatternDestroy(f->pattern); + if (f->set) + FcFontSetDestroy(f->set); } - void +void xunloadfonts(void) { - /* Free the loaded fonts in the font cache. */ - while (frclen > 0) - XftFontClose(xw.dpy, frc[--frclen].font); - - xunloadfont(&dc.font); - xunloadfont(&dc.bfont); - xunloadfont(&dc.ifont); - xunloadfont(&dc.ibfont); + /* Free the loaded fonts in the font cache. */ + while (frclen > 0) + XftFontClose(xw.dpy, frc[--frclen].font); + + xunloadfont(&dc.font); + xunloadfont(&dc.bfont); + xunloadfont(&dc.ifont); + xunloadfont(&dc.ibfont); } - int +int ximopen(Display *dpy) { - XIMCallback imdestroy = { .client_data = NULL, .callback = ximdestroy }; - XICCallback icdestroy = { .client_data = NULL, .callback = xicdestroy }; - - xw.ime.xim = XOpenIM(xw.dpy, NULL, NULL, NULL); - if (xw.ime.xim == NULL) - return 0; - - if (XSetIMValues(xw.ime.xim, XNDestroyCallback, &imdestroy, NULL)) - fprintf(stderr, "XSetIMValues: " - "Could not set XNDestroyCallback.\n"); - - xw.ime.spotlist = XVaCreateNestedList(0, XNSpotLocation, &xw.ime.spot, - NULL); - - if (xw.ime.xic == NULL) { - xw.ime.xic = XCreateIC(xw.ime.xim, XNInputStyle, - XIMPreeditNothing | XIMStatusNothing, - XNClientWindow, xw.win, - XNDestroyCallback, &icdestroy, - NULL); - } - if (xw.ime.xic == NULL) - fprintf(stderr, "XCreateIC: Could not create input context.\n"); - - return 1; + XIMCallback imdestroy = { .client_data = NULL, .callback = ximdestroy }; + XICCallback icdestroy = { .client_data = NULL, .callback = xicdestroy }; + + xw.ime.xim = XOpenIM(xw.dpy, NULL, NULL, NULL); + if (xw.ime.xim == NULL) + return 0; + + if (XSetIMValues(xw.ime.xim, XNDestroyCallback, &imdestroy, NULL)) + fprintf(stderr, "XSetIMValues: " + "Could not set XNDestroyCallback.\n"); + + xw.ime.spotlist = XVaCreateNestedList(0, XNSpotLocation, &xw.ime.spot, + NULL); + + if (xw.ime.xic == NULL) { + xw.ime.xic = XCreateIC(xw.ime.xim, XNInputStyle, + XIMPreeditNothing | XIMStatusNothing, + XNClientWindow, xw.win, + XNDestroyCallback, &icdestroy, + NULL); + } + if (xw.ime.xic == NULL) + fprintf(stderr, "XCreateIC: Could not create input context.\n"); + + return 1; } - void +void ximinstantiate(Display *dpy, XPointer client, XPointer call) { - if (ximopen(dpy)) - XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, - ximinstantiate, NULL); + if (ximopen(dpy)) + XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, + ximinstantiate, NULL); } - void +void ximdestroy(XIM xim, XPointer client, XPointer call) { - xw.ime.xim = NULL; - XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, - ximinstantiate, NULL); - XFree(xw.ime.spotlist); + xw.ime.xim = NULL; + XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, + ximinstantiate, NULL); + XFree(xw.ime.spotlist); } - int +int xicdestroy(XIC xim, XPointer client, XPointer call) { - xw.ime.xic = NULL; - return 1; + xw.ime.xic = NULL; + return 1; } - void +void xinit(int cols, int rows) { - XGCValues gcvalues; - Cursor cursor; - Window parent, root; - pid_t thispid = getpid(); - XColor xmousefg, xmousebg; - - if (!(xw.dpy = XOpenDisplay(NULL))) - die("can't open display\n"); - xw.scr = XDefaultScreen(xw.dpy); - xw.vis = XDefaultVisual(xw.dpy, xw.scr); - - /* font */ - if (!FcInit()) - die("could not init fontconfig.\n"); - - usedfont = (opt_font == NULL)? font : opt_font; - xloadfonts(usedfont, 0); - - /* colors */ - xw.cmap = XDefaultColormap(xw.dpy, xw.scr); - xloadcols(); - - /* adjust fixed window geometry */ - win.w = 2 * win.hborderpx + 2 * borderpx + cols * win.cw; - win.h = 2 * win.vborderpx + 2 * borderpx + rows * win.ch; - if (xw.gm & XNegative) - xw.l += DisplayWidth(xw.dpy, xw.scr) - win.w - 2; - if (xw.gm & YNegative) - xw.t += DisplayHeight(xw.dpy, xw.scr) - win.h - 2; - - /* Events */ - xw.attrs.background_pixel = dc.col[defaultbg].pixel; - xw.attrs.border_pixel = dc.col[defaultbg].pixel; - xw.attrs.bit_gravity = NorthWestGravity; - xw.attrs.event_mask = FocusChangeMask | KeyPressMask | KeyReleaseMask - | ExposureMask | VisibilityChangeMask | StructureNotifyMask - | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask; - xw.attrs.colormap = xw.cmap; - - root = XRootWindow(xw.dpy, xw.scr); - if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) - parent = root; - xw.win = XCreateWindow(xw.dpy, root, xw.l, xw.t, - win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, - xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity - | CWEventMask | CWColormap, &xw.attrs); - if (parent != root) - XReparentWindow(xw.dpy, xw.win, parent, xw.l, xw.t); - - memset(&gcvalues, 0, sizeof(gcvalues)); - gcvalues.graphics_exposures = False; - dc.gc = XCreateGC(xw.dpy, xw.win, GCGraphicsExposures, - &gcvalues); - xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, - DefaultDepth(xw.dpy, xw.scr)); - XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel); - XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h); - - /* font spec buffer */ - xw.specbuf = xmalloc(cols * sizeof(GlyphFontSpec)); - - /* Xft rendering context */ - xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap); - - /* input methods */ - if (!ximopen(xw.dpy)) { - XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, - ximinstantiate, NULL); - } - - /* white cursor, black outline */ - cursor = XCreateFontCursor(xw.dpy, mouseshape); - XDefineCursor(xw.dpy, xw.win, cursor); - - if (XParseColor(xw.dpy, xw.cmap, colorname[mousefg], &xmousefg) == 0) { - xmousefg.red = 0xffff; - xmousefg.green = 0xffff; - xmousefg.blue = 0xffff; - } - - if (XParseColor(xw.dpy, xw.cmap, colorname[mousebg], &xmousebg) == 0) { - xmousebg.red = 0x0000; - xmousebg.green = 0x0000; - xmousebg.blue = 0x0000; - } - - XRecolorCursor(xw.dpy, cursor, &xmousefg, &xmousebg); - - xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False); - xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False); - xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False); - xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False); - XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1); - - xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False); - XChangeProperty(xw.dpy, xw.win, xw.netwmpid, XA_CARDINAL, 32, - PropModeReplace, (uchar *)&thispid, 1); - - win.mode = MODE_NUMLOCK; - resettitle(); - xhints(); - XMapWindow(xw.dpy, xw.win); - XSync(xw.dpy, False); - - clock_gettime(CLOCK_MONOTONIC, &xsel.tclick1); - clock_gettime(CLOCK_MONOTONIC, &xsel.tclick2); - xsel.primary = NULL; - xsel.clipboard = NULL; - xsel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0); - if (xsel.xtarget == None) - xsel.xtarget = XA_STRING; - - boxdraw_xinit(xw.dpy, xw.cmap, xw.draw, xw.vis); -} - - int + XGCValues gcvalues; + Cursor cursor; + Window parent, root; + pid_t thispid = getpid(); + XColor xmousefg, xmousebg; + + if (!(xw.dpy = XOpenDisplay(NULL))) + die("can't open display\n"); + xw.scr = XDefaultScreen(xw.dpy); + xw.vis = XDefaultVisual(xw.dpy, xw.scr); + + /* font */ + if (!FcInit()) + die("could not init fontconfig.\n"); + + usedfont = (opt_font == NULL)? font : opt_font; + xloadfonts(usedfont, 0); + + /* colors */ + xw.cmap = XDefaultColormap(xw.dpy, xw.scr); + xloadcols(); + + /* adjust fixed window geometry */ + win.w = 2 * borderpx + cols * win.cw; + win.h = 2 * borderpx + rows * win.ch; + if (xw.gm & XNegative) + xw.l += DisplayWidth(xw.dpy, xw.scr) - win.w - 2; + if (xw.gm & YNegative) + xw.t += DisplayHeight(xw.dpy, xw.scr) - win.h - 2; + + /* Events */ + xw.attrs.background_pixel = dc.col[defaultbg].pixel; + xw.attrs.border_pixel = dc.col[defaultbg].pixel; + xw.attrs.bit_gravity = NorthWestGravity; + xw.attrs.event_mask = FocusChangeMask | KeyPressMask | KeyReleaseMask + | ExposureMask | VisibilityChangeMask | StructureNotifyMask + | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask; + xw.attrs.colormap = xw.cmap; + + root = XRootWindow(xw.dpy, xw.scr); + if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) + parent = root; + xw.win = XCreateWindow(xw.dpy, root, xw.l, xw.t, + win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, + xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity + | CWEventMask | CWColormap, &xw.attrs); + if (parent != root) + XReparentWindow(xw.dpy, xw.win, parent, xw.l, xw.t); + + memset(&gcvalues, 0, sizeof(gcvalues)); + gcvalues.graphics_exposures = False; + dc.gc = XCreateGC(xw.dpy, xw.win, GCGraphicsExposures, + &gcvalues); + xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, + DefaultDepth(xw.dpy, xw.scr)); + XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel); + XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h); + + /* font spec buffer */ + xw.specbuf = xmalloc(cols * sizeof(GlyphFontSpec)); + + /* Xft rendering context */ + xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap); + + /* input methods */ + if (!ximopen(xw.dpy)) { + XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, + ximinstantiate, NULL); + } + + /* white cursor, black outline */ + cursor = XCreateFontCursor(xw.dpy, mouseshape); + XDefineCursor(xw.dpy, xw.win, cursor); + + if (XParseColor(xw.dpy, xw.cmap, colorname[mousefg], &xmousefg) == 0) { + xmousefg.red = 0xffff; + xmousefg.green = 0xffff; + xmousefg.blue = 0xffff; + } + + if (XParseColor(xw.dpy, xw.cmap, colorname[mousebg], &xmousebg) == 0) { + xmousebg.red = 0x0000; + xmousebg.green = 0x0000; + xmousebg.blue = 0x0000; + } + + XRecolorCursor(xw.dpy, cursor, &xmousefg, &xmousebg); + + xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False); + xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False); + xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False); + xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False); + XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1); + + xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False); + XChangeProperty(xw.dpy, xw.win, xw.netwmpid, XA_CARDINAL, 32, + PropModeReplace, (uchar *)&thispid, 1); + + win.mode = MODE_NUMLOCK; + resettitle(); + xhints(); + XMapWindow(xw.dpy, xw.win); + XSync(xw.dpy, False); + + clock_gettime(CLOCK_MONOTONIC, &xsel.tclick1); + clock_gettime(CLOCK_MONOTONIC, &xsel.tclick2); + xsel.primary = NULL; + xsel.clipboard = NULL; + xsel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0); + if (xsel.xtarget == None) + xsel.xtarget = XA_STRING; + + boxdraw_xinit(xw.dpy, xw.cmap, xw.draw, xw.vis); +} + +int xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y) { - float winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, xp, yp; - float winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, xp, yp; - ushort mode, prevmode = USHRT_MAX; - Font *font = &dc.font; - int frcflags = FRC_NORMAL; - float runewidth = win.cw; - Rune rune; - FT_UInt glyphidx; - FcResult fcres; - FcPattern *fcpattern, *fontpattern; - FcFontSet *fcsets[] = { NULL }; - FcCharSet *fccharset; - int i, f, numspecs = 0; - - for (i = 0, xp = winx, yp = winy + font->ascent; i < len; ++i) { - /* Fetch rune and mode for current glyph. */ - rune = glyphs[i].u; - mode = glyphs[i].mode; - - /* Skip dummy wide-character spacing. */ - if (mode == ATTR_WDUMMY) - continue; - - /* Draw spaces for image placeholders (images will be drawn - * separately). */ - if (mode & ATTR_IMAGE) - rune = ' '; - - /* Determine font for glyph if different from previous glyph. */ - if (prevmode != mode) { - prevmode = mode; - font = &dc.font; - frcflags = FRC_NORMAL; - runewidth = win.cw * ((mode & ATTR_WIDE) ? 2.0f : 1.0f); - if ((mode & ATTR_ITALIC) && (mode & ATTR_BOLD)) { - font = &dc.ibfont; - frcflags = FRC_ITALICBOLD; - } else if (mode & ATTR_ITALIC) { - font = &dc.ifont; - frcflags = FRC_ITALIC; - } else if (mode & ATTR_BOLD) { - font = &dc.bfont; - frcflags = FRC_BOLD; - } - yp = winy + font->ascent; - } - - if (mode & ATTR_BOXDRAW) { - /* minor shoehorning: boxdraw uses only this ushort */ - glyphidx = boxdrawindex(&glyphs[i]); - } else { - /* Lookup character index with default font. */ - glyphidx = XftCharIndex(xw.dpy, font->match, rune); - } - if (glyphidx) { - specs[numspecs].font = font->match; - specs[numspecs].glyph = glyphidx; - specs[numspecs].x = (short)xp; - specs[numspecs].y = (short)yp; - xp += runewidth; - numspecs++; - continue; - } - - /* Fallback on font cache, search the font cache for match. */ - for (f = 0; f < frclen; f++) { - glyphidx = XftCharIndex(xw.dpy, frc[f].font, rune); - /* Everything correct. */ - if (glyphidx && frc[f].flags == frcflags) - break; - /* We got a default font for a not found glyph. */ - if (!glyphidx && frc[f].flags == frcflags - && frc[f].unicodep == rune) { - break; - } - } - - /* Nothing was found. Use fontconfig to find matching font. */ - if (f >= frclen) { - if (!font->set) - font->set = FcFontSort(0, font->pattern, - 1, 0, &fcres); - fcsets[0] = font->set; - - /* - * Nothing was found in the cache. Now use - * some dozen of Fontconfig calls to get the - * font for one single character. - * - * Xft and fontconfig are design failures. - */ - fcpattern = FcPatternDuplicate(font->pattern); - fccharset = FcCharSetCreate(); - - FcCharSetAddChar(fccharset, rune); - FcPatternAddCharSet(fcpattern, FC_CHARSET, - fccharset); - FcPatternAddBool(fcpattern, FC_SCALABLE, 1); - - FcConfigSubstitute(0, fcpattern, - FcMatchPattern); - FcDefaultSubstitute(fcpattern); - - fontpattern = FcFontSetMatch(0, fcsets, 1, - fcpattern, &fcres); - - /* Allocate memory for the new cache entry. */ - if (frclen >= frccap) { - frccap += 16; - frc = xrealloc(frc, frccap * sizeof(Fontcache)); - } - - frc[frclen].font = XftFontOpenPattern(xw.dpy, - fontpattern); - if (!frc[frclen].font) - die("XftFontOpenPattern failed seeking fallback font: %s\n", - strerror(errno)); - frc[frclen].flags = frcflags; - frc[frclen].unicodep = rune; - - glyphidx = XftCharIndex(xw.dpy, frc[frclen].font, rune); - - f = frclen; - frclen++; - - FcPatternDestroy(fcpattern); - FcCharSetDestroy(fccharset); - } - - specs[numspecs].font = frc[f].font; - specs[numspecs].glyph = glyphidx; - specs[numspecs].x = (short)xp; - specs[numspecs].y = (short)yp; - xp += runewidth; - numspecs++; - } - - return numspecs; -} - -/* Draws a horizontal dashed line of length `w` starting at `(x, y)`. `wavelen` - * is the length of the dash plus the length of the gap. `fraction` is the - * fraction of the dash length compared to `wavelen`. */ - static void -xdrawunderdashed(Draw draw, Color *color, int x, int y, int w, - int wavelen, float fraction, int thick) -{ - int dashw = MAX(1, fraction * wavelen); - for (int i = x - x % wavelen; i < x + w; i += wavelen) { - int startx = MAX(i, x); - int endx = MIN(i + dashw, x + w); - if (startx < endx) - XftDrawRect(xw.draw, color, startx, y, endx - startx, - thick); - } -} - -/* Draws an undercurl. `h` is the total height, including line thickness. */ - static void -xdrawundercurl(Draw draw, Color *color, int x, int y, int w, int h, int thick) -{ - XGCValues gcvals = {.foreground = color->pixel, - .line_width = thick, - .line_style = LineSolid, - .cap_style = CapRound}; - GC gc = XCreateGC(xw.dpy, XftDrawDrawable(xw.draw), - GCForeground | GCLineWidth | GCLineStyle | GCCapStyle, - &gcvals); - - XRectangle clip = {.x = x, .y = y, .width = w, .height = h}; - XSetClipRectangles(xw.dpy, gc, 0, 0, &clip, 1, Unsorted); - - int yoffset = thick / 2; - int segh = MAX(1, h - thick); - /* Make sure every segment is at a 45 degree angle, otherwise it doesn't - * look good without antialiasing. */ - int segw = segh; - int wavelen = MAX(1, segw * 2); - - for (int i = x - (x % wavelen); i < x + w; i += wavelen) { - XPoint points[3] = {{.x = i, .y = y + yoffset}, - {.x = i + segw, .y = y + yoffset + segh}, - {.x = i + wavelen, .y = y + yoffset}}; - XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), gc, points, 3, - CoordModeOrigin); - } - - XFreeGC(xw.dpy, gc); -} - - void + float winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, xp, yp; + ushort mode, prevmode = USHRT_MAX; + Font *font = &dc.font; + int frcflags = FRC_NORMAL; + float runewidth = win.cw; + Rune rune; + FT_UInt glyphidx; + FcResult fcres; + FcPattern *fcpattern, *fontpattern; + FcFontSet *fcsets[] = { NULL }; + FcCharSet *fccharset; + int i, f, numspecs = 0; + + for (i = 0, xp = winx, yp = winy + font->ascent; i < len; ++i) { + /* Fetch rune and mode for current glyph. */ + rune = glyphs[i].u; + mode = glyphs[i].mode; + + /* Skip dummy wide-character spacing. */ + if (mode == ATTR_WDUMMY) + continue; + + /* Determine font for glyph if different from previous glyph. */ + if (prevmode != mode) { + prevmode = mode; + font = &dc.font; + frcflags = FRC_NORMAL; + runewidth = win.cw * ((mode & ATTR_WIDE) ? 2.0f : 1.0f); + if ((mode & ATTR_ITALIC) && (mode & ATTR_BOLD)) { + font = &dc.ibfont; + frcflags = FRC_ITALICBOLD; + } else if (mode & ATTR_ITALIC) { + font = &dc.ifont; + frcflags = FRC_ITALIC; + } else if (mode & ATTR_BOLD) { + font = &dc.bfont; + frcflags = FRC_BOLD; + } + yp = winy + font->ascent; + } + + if (mode & ATTR_BOXDRAW) { + /* minor shoehorning: boxdraw uses only this ushort */ + glyphidx = boxdrawindex(&glyphs[i]); + } else { + /* Lookup character index with default font. */ + glyphidx = XftCharIndex(xw.dpy, font->match, rune); + } + if (glyphidx) { + specs[numspecs].font = font->match; + specs[numspecs].glyph = glyphidx; + specs[numspecs].x = (short)xp; + specs[numspecs].y = (short)yp; + xp += runewidth; + numspecs++; + continue; + } + + /* Fallback on font cache, search the font cache for match. */ + for (f = 0; f < frclen; f++) { + glyphidx = XftCharIndex(xw.dpy, frc[f].font, rune); + /* Everything correct. */ + if (glyphidx && frc[f].flags == frcflags) + break; + /* We got a default font for a not found glyph. */ + if (!glyphidx && frc[f].flags == frcflags + && frc[f].unicodep == rune) { + break; + } + } + + /* Nothing was found. Use fontconfig to find matching font. */ + if (f >= frclen) { + if (!font->set) + font->set = FcFontSort(0, font->pattern, + 1, 0, &fcres); + fcsets[0] = font->set; + + /* + * Nothing was found in the cache. Now use + * some dozen of Fontconfig calls to get the + * font for one single character. + * + * Xft and fontconfig are design failures. + */ + fcpattern = FcPatternDuplicate(font->pattern); + fccharset = FcCharSetCreate(); + + FcCharSetAddChar(fccharset, rune); + FcPatternAddCharSet(fcpattern, FC_CHARSET, + fccharset); + FcPatternAddBool(fcpattern, FC_SCALABLE, 1); + + FcConfigSubstitute(0, fcpattern, + FcMatchPattern); + FcDefaultSubstitute(fcpattern); + + fontpattern = FcFontSetMatch(0, fcsets, 1, + fcpattern, &fcres); + + /* Allocate memory for the new cache entry. */ + if (frclen >= frccap) { + frccap += 16; + frc = xrealloc(frc, frccap * sizeof(Fontcache)); + } + + frc[frclen].font = XftFontOpenPattern(xw.dpy, + fontpattern); + if (!frc[frclen].font) + die("XftFontOpenPattern failed seeking fallback font: %s\n", + strerror(errno)); + frc[frclen].flags = frcflags; + frc[frclen].unicodep = rune; + + glyphidx = XftCharIndex(xw.dpy, frc[frclen].font, rune); + + f = frclen; + frclen++; + + FcPatternDestroy(fcpattern); + FcCharSetDestroy(fccharset); + } + + specs[numspecs].font = frc[f].font; + specs[numspecs].glyph = glyphidx; + specs[numspecs].x = (short)xp; + specs[numspecs].y = (short)yp; + xp += runewidth; + numspecs++; + } + + return numspecs; +} + +void xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, int y) { - int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1); - int winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, - width = charlen * win.cw; - Color *fg, *bg, *temp, revfg, revbg, truefg, truebg; - XRenderColor colfg, colbg; - XRectangle r; - - /* Fallback on color display for attributes not supported by the font */ - if (base.mode & ATTR_ITALIC && base.mode & ATTR_BOLD) { - if (dc.ibfont.badslant || dc.ibfont.badweight) - base.fg = defaultattr; - } else if ((base.mode & ATTR_ITALIC && dc.ifont.badslant) || - (base.mode & ATTR_BOLD && dc.bfont.badweight)) { - base.fg = defaultattr; - } - - if (IS_TRUECOL(base.fg)) { - colfg.alpha = 0xffff; - colfg.red = TRUERED(base.fg); - colfg.green = TRUEGREEN(base.fg); - colfg.blue = TRUEBLUE(base.fg); - XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &truefg); - fg = &truefg; - } else { - fg = &dc.col[base.fg]; - } - - if (IS_TRUECOL(base.bg)) { - colbg.alpha = 0xffff; - colbg.green = TRUEGREEN(base.bg); - colbg.red = TRUERED(base.bg); - colbg.blue = TRUEBLUE(base.bg); - XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &truebg); - bg = &truebg; - } else { - bg = &dc.col[base.bg]; - } - - /* Change basic system colors [0-7] to bright system colors [8-15] */ - if ((base.mode & ATTR_BOLD_FAINT) == ATTR_BOLD && BETWEEN(base.fg, 0, 7)) - fg = &dc.col[base.fg + 8]; - - if (IS_SET(MODE_REVERSE)) { - if (fg == &dc.col[defaultfg]) { - fg = &dc.col[defaultbg]; - } else { - colfg.red = ~fg->color.red; - colfg.green = ~fg->color.green; - colfg.blue = ~fg->color.blue; - colfg.alpha = fg->color.alpha; - XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, - &revfg); - fg = &revfg; - } - - if (bg == &dc.col[defaultbg]) { - bg = &dc.col[defaultfg]; - } else { - colbg.red = ~bg->color.red; - colbg.green = ~bg->color.green; - colbg.blue = ~bg->color.blue; - colbg.alpha = bg->color.alpha; - XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, - &revbg); - bg = &revbg; - } - } - - if ((base.mode & ATTR_BOLD_FAINT) == ATTR_FAINT) { - colfg.red = fg->color.red / 2; - colfg.green = fg->color.green / 2; - colfg.blue = fg->color.blue / 2; - colfg.alpha = fg->color.alpha; - XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg); - fg = &revfg; - } - - if (base.mode & ATTR_REVERSE) { - temp = fg; - fg = bg; - bg = temp; - } - - if (base.mode & ATTR_BLINK && win.mode & MODE_BLINK) - fg = bg; - - if (base.mode & ATTR_INVISIBLE) - fg = bg; - - /* Intelligent cleaning up of the borders. */ - if (x == 0) { - xclear(0, (y == 0)? 0 : winy, win.hborderpx, - winy + win.ch + - ((winy + win.ch >= win.vborderpx + win.th)? win.h : 0)); - } - if (winx + width >= win.hborderpx + win.tw) { - xclear(winx + width, (y == 0)? 0 : winy, win.w, - ((winy + win.ch >= win.vborderpx + win.th)? win.h : (winy + win.ch))); - } - if (y == 0) - xclear(winx, 0, winx + width, win.vborderpx); - if (winy + win.ch >= win.vborderpx + win.th) - xclear(winx, winy + win.ch, winx + width, win.h); - - /* Clean up the region we want to draw to. */ - XftDrawRect(xw.draw, bg, winx, winy, width, win.ch); - - /* Set the clip region because Xft is sometimes dirty. */ - r.x = 0; - r.y = 0; - r.height = win.ch; - r.width = width; - XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1); - - if (base.mode & ATTR_BOXDRAW) { - drawboxes(winx, winy, width / len, win.ch, fg, bg, specs, len); - } else { - - /* Decoration color. */ - Color decor; - uint32_t decorcolor = tgetdecorcolor(&base); - if (decorcolor == DECOR_DEFAULT_COLOR) { - decor = *fg; - } else if (IS_TRUECOL(decorcolor)) { - colfg.alpha = 0xffff; - colfg.red = TRUERED(decorcolor); - colfg.green = TRUEGREEN(decorcolor); - colfg.blue = TRUEBLUE(decorcolor); - XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &decor); - } else { - decor = dc.col[decorcolor]; - } - decor.color.alpha = 0xffff; - decor.pixel |= 0xff << 24; - - /* Float thickness, used as a base to compute other values. */ - float fthick = dc.font.height / 18.0; - /* Integer thickness in pixels. Must not be 0. */ - int thick = MAX(1, roundf(fthick)); - /* The default gap between the baseline and a single underline. */ - int gap = roundf(fthick * 2); - /* The total thickness of a double underline. */ - int doubleh = thick * 2 + ceilf(fthick * 0.5); - /* The total thickness of an undercurl. */ - int curlh = thick * 2 + roundf(fthick * 0.75); - - /* Render the underline before the glyphs. */ - if (base.mode & ATTR_UNDERLINE) { - uint32_t style = tgetdecorstyle(&base); - int liney = winy + dc.font.ascent + gap; - /* Adjust liney to guarantee that a single underline fits. */ - liney -= MAX(0, liney + thick - (winy + win.ch)); - if (style == UNDERLINE_DOUBLE) { - liney -= MAX(0, liney + doubleh - (winy + win.ch)); - XftDrawRect(xw.draw, &decor, winx, liney, width, thick); - XftDrawRect(xw.draw, &decor, winx, - liney + doubleh - thick, width, thick); - } else if (style == UNDERLINE_DOTTED) { - xdrawunderdashed(xw.draw, &decor, winx, liney, width, - thick * 2, 0.5, thick); - } else if (style == UNDERLINE_DASHED) { - int wavelen = MAX(2, win.cw * 0.9); - xdrawunderdashed(xw.draw, &decor, winx, liney, width, - wavelen, 0.65, thick); - } else if (style == UNDERLINE_CURLY) { - liney -= MAX(0, liney + curlh - (winy + win.ch)); - xdrawundercurl(xw.draw, &decor, winx, liney, width, - curlh, thick); - } else { - XftDrawRect(xw.draw, &decor, winx, liney, width, thick); - } - } - - /* Render the glyphs. */ - XftDrawGlyphFontSpec(xw.draw, fg, specs, len); - - /* Render strikethrough. Alway use the fg color. */ - if (base.mode & ATTR_STRUCK) { - XftDrawRect(xw.draw, fg, winx, winy + 2 * dc.font.ascent / 3, - width, thick); - } - - /* Reset clip to none. */ - XftDrawSetClip(xw.draw, 0); - } - - void - xdrawglyph(Glyph g, int x, int y) - { - int numspecs; - XftGlyphFontSpec spec; - - numspecs = xmakeglyphfontspecs(&spec, &g, 1, x, y); - xdrawglyphfontspecs(&spec, g, numspecs, x, y); - if (g.mode & ATTR_IMAGE) { - gr_start_drawing(xw.buf, win.cw, win.ch); - xdrawoneimagecell(g, x, y); - gr_finish_drawing(xw.buf); - } - } - - void - xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og) - { - Color drawcol; - - /* remove the old cursor */ - if (selected(ox, oy)) - og.mode ^= ATTR_REVERSE; - xdrawglyph(og, ox, oy); - - if (IS_SET(MODE_HIDE)) - return; - - // If it's an image, just draw a ballot box for simplicity. - if (g.mode & ATTR_IMAGE) - g.u = 0x2610; - - /* - * Select the right color for the right mode. - */ - g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE|ATTR_BOXDRAW; - - if (IS_SET(MODE_REVERSE)) { - g.mode |= ATTR_REVERSE; - g.bg = defaultfg; - if (selected(cx, cy)) { - drawcol = dc.col[defaultcs]; - g.fg = defaultrcs; - } else { - drawcol = dc.col[defaultrcs]; - g.fg = defaultcs; - } - } else { - if (selected(cx, cy)) { - g.fg = defaultfg; - g.bg = defaultrcs; - } else { - g.fg = defaultbg; - g.bg = defaultcs; - } - drawcol = dc.col[g.bg]; - } - - /* draw the new one */ - if (IS_SET(MODE_FOCUSED)) { - switch (win.cursor) { - case 7: /* st extension */ - g.u = 0x2603; /* snowman (U+2603) */ - /* FALLTHROUGH */ - case 0: /* Blinking Block */ - case 1: /* Blinking Block (Default) */ - case 2: /* Steady Block */ - xdrawglyph(g, cx, cy); - break; - case 3: /* Blinking Underline */ - case 4: /* Steady Underline */ - XftDrawRect(xw.draw, &drawcol, - win.hborderpx + cx * win.cw, - win.vborderpx + (cy + 1) * win.ch - \ - cursorthickness, - win.cw, cursorthickness); - break; - case 5: /* Blinking bar */ - case 6: /* Steady bar */ - XftDrawRect(xw.draw, &drawcol, - win.hborderpx + cx * win.cw, - win.vborderpx + cy * win.ch, - cursorthickness, win.ch); - break; - } - } else { - XftDrawRect(xw.draw, &drawcol, - win.hborderpx + cx * win.cw, - win.vborderpx + cy * win.ch, - win.cw - 1, 1); - XftDrawRect(xw.draw, &drawcol, - win.hborderpx + cx * win.cw, - win.vborderpx + cy * win.ch, - 1, win.ch - 1); - XftDrawRect(xw.draw, &drawcol, - win.hborderpx + (cx + 1) * win.cw - 1, - win.vborderpx + cy * win.ch, - 1, win.ch - 1); - XftDrawRect(xw.draw, &drawcol, - win.hborderpx + cx * win.cw, - win.vborderpx + (cy + 1) * win.ch - 1, - win.cw, 1); - } - } - - /* Draw (or queue for drawing) image cells between columns x1 and x2 assuming - * that they have the same attributes (and thus the same lower 24 bits of the - * image ID and the same placement ID). */ - void - xdrawimages(Glyph base, Line line, int x1, int y1, int x2) { - int y_pix = win.vborderpx + y1 * win.ch; - uint32_t image_id_24bits = base.fg & 0xFFFFFF; - uint32_t placement_id = tgetimgplacementid(&base); - // Columns and rows are 1-based, 0 means unspecified. - int last_col = 0; - int last_row = 0; - int last_start_col = 0; - int last_start_x = x1; - // The most significant byte is also 1-base, subtract 1 before use. - uint32_t last_id_4thbyteplus1 = 0; - // We may need to inherit row/column/4th byte from the previous cell. - Glyph *prev = &line[x1 - 1]; - if (x1 > 0 && (prev->mode & ATTR_IMAGE) && - (prev->fg & 0xFFFFFF) == image_id_24bits && - prev->decor == base.decor) { - last_row = tgetimgrow(prev); - last_col = tgetimgcol(prev); - last_id_4thbyteplus1 = tgetimgid4thbyteplus1(prev); - last_start_col = last_col + 1; - } - for (int x = x1; x < x2; ++x) { - Glyph *g = &line[x]; - uint32_t cur_row = tgetimgrow(g); - uint32_t cur_col = tgetimgcol(g); - uint32_t cur_id_4thbyteplus1 = tgetimgid4thbyteplus1(g); - uint32_t num_diacritics = tgetimgdiacriticcount(g); - // If the row is not specified, assume it's the same as the row - // of the previous cell. Note that `cur_row` may contain a - // value imputed earlier, which will be preserved if `last_row` - // is zero (i.e. we don't know the row of the previous cell). - if (last_row && (num_diacritics == 0 || !cur_row)) - cur_row = last_row; - // If the column is not specified and the row is the same as the - // row of the previous cell, then assume that the column is the - // next one. - if (last_col && (num_diacritics <= 1 || !cur_col) && - cur_row == last_row) - cur_col = last_col + 1; - // If the additional id byte is not specified and the - // coordinates are consecutive, assume the byte is also the - // same. - if (last_id_4thbyteplus1 && - (num_diacritics <= 2 || !cur_id_4thbyteplus1) && - cur_row == last_row && cur_col == last_col + 1) - cur_id_4thbyteplus1 = last_id_4thbyteplus1; - // If we couldn't infer row and column, start from the top left - // corner. - if (cur_row == 0) - cur_row = 1; - if (cur_col == 0) - cur_col = 1; - // If this cell breaks a contiguous stripe of image cells, draw - // that line and start a new one. - if (cur_col != last_col + 1 || cur_row != last_row || - cur_id_4thbyteplus1 != last_id_4thbyteplus1) { - uint32_t image_id = image_id_24bits; - if (last_id_4thbyteplus1) - image_id |= (last_id_4thbyteplus1 - 1) << 24; - if (last_row != 0) { - int x_pix = - win.hborderpx + last_start_x * win.cw; - gr_append_imagerect( - xw.buf, image_id, placement_id, - last_start_col - 1, last_col, - last_row - 1, last_row, last_start_x, - y1, x_pix, y_pix, win.cw, win.ch, - base.mode & ATTR_REVERSE); - } - last_start_col = cur_col; - last_start_x = x; - } - last_row = cur_row; - last_col = cur_col; - last_id_4thbyteplus1 = cur_id_4thbyteplus1; - // Populate the missing glyph data to enable inheritance between - // runs and support the naive implementation of tgetimgid. - if (!tgetimgrow(g)) - tsetimgrow(g, cur_row); - // We cannot save this information if there are > 511 cols. - if (!tgetimgcol(g) && (cur_col & ~0x1ff) == 0) - tsetimgcol(g, cur_col); - if (!tgetimgid4thbyteplus1(g)) - tsetimg4thbyteplus1(g, cur_id_4thbyteplus1); - } - uint32_t image_id = image_id_24bits; - if (last_id_4thbyteplus1) - image_id |= (last_id_4thbyteplus1 - 1) << 24; - // Draw the last contiguous stripe. - if (last_row != 0) { - int x_pix = win.hborderpx + last_start_x * win.cw; - gr_append_imagerect(xw.buf, image_id, placement_id, - last_start_col - 1, last_col, last_row - 1, - last_row, last_start_x, y1, x_pix, y_pix, - win.cw, win.ch, base.mode & ATTR_REVERSE); - } - } - - /* Draw just one image cell without inheriting attributes from the left. */ - void xdrawoneimagecell(Glyph g, int x, int y) { - if (!(g.mode & ATTR_IMAGE)) - return; - int x_pix = win.hborderpx + x * win.cw; - int y_pix = win.vborderpx + y * win.ch; - uint32_t row = tgetimgrow(&g) - 1; - uint32_t col = tgetimgcol(&g) - 1; - uint32_t placement_id = tgetimgplacementid(&g); - uint32_t image_id = tgetimgid(&g); - gr_append_imagerect(xw.buf, image_id, placement_id, col, col + 1, row, - row + 1, x, y, x_pix, y_pix, win.cw, win.ch, - g.mode & ATTR_REVERSE); - } - - /* Prepare for image drawing. */ - void xstartimagedraw(int *dirty, int rows) { - gr_start_drawing(xw.buf, win.cw, win.ch); - gr_mark_dirty_animations(dirty, rows); - } - - /* Draw all queued image cells. */ - void xfinishimagedraw() { - gr_finish_drawing(xw.buf); - } - - void - xsetenv(void) - { - char buf[sizeof(long) * 8 + 1]; - - snprintf(buf, sizeof(buf), "%lu", xw.win); - setenv("WINDOWID", buf, 1); - } - - void - xseticontitle(char *p) - { - XTextProperty prop; - DEFAULT(p, opt_title); - - if (p[0] == '\0') - p = opt_title; - - if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, - &prop) != Success) - return; - XSetWMIconName(xw.dpy, xw.win, &prop); - XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname); - XFree(prop.value); - } - - void - xsettitle(char *p) - { - XTextProperty prop; - DEFAULT(p, opt_title); - - if (p[0] == '\0') - p = opt_title; - - if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, - &prop) != Success) - return; - XSetWMName(xw.dpy, xw.win, &prop); - XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname); - XFree(prop.value); - } - - int - xstartdraw(void) - { - return IS_SET(MODE_VISIBLE); - } - - void - xdrawline(Line line, int x1, int y1, int x2) - { - int i, x, ox, numspecs; - Glyph base, new; - XftGlyphFontSpec *specs = xw.specbuf; - - numspecs = xmakeglyphfontspecs(specs, &line[x1], x2 - x1, x1, y1); - i = ox = 0; - for (x = x1; x < x2 && i < numspecs; x++) { - new = line[x]; - if (new.mode == ATTR_WDUMMY) - continue; - if (selected(x, y1)) - new.mode ^= ATTR_REVERSE; - if (i > 0 && ATTRCMP(base, new)) { - xdrawglyphfontspecs(specs, base, i, ox, y1); - if (base.mode & ATTR_IMAGE) - xdrawimages(base, line, ox, y1, x); - specs += i; - numspecs -= i; - i = 0; - } - if (i == 0) { - ox = x; - base = new; - } - i++; - } - if (i > 0) - xdrawglyphfontspecs(specs, base, i, ox, y1); - if (i > 0 && base.mode & ATTR_IMAGE) - xdrawimages(base, line, ox, y1, x); - } - - void - xfinishdraw(void) - { - XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, win.w, - win.h, 0, 0); - XSetForeground(xw.dpy, dc.gc, - dc.col[IS_SET(MODE_REVERSE)? - defaultfg : defaultbg].pixel); - } - - void - xximspot(int x, int y) - { - if (xw.ime.xic == NULL) - return; - - xw.ime.spot.x = borderpx + x * win.cw; - xw.ime.spot.y = borderpx + (y + 1) * win.ch; - - XSetICValues(xw.ime.xic, XNPreeditAttributes, xw.ime.spotlist, NULL); - } - - void - expose(XEvent *ev) - { - redraw(); - } - - void - visibility(XEvent *ev) - { - XVisibilityEvent *e = &ev->xvisibility; - - MODBIT(win.mode, e->state != VisibilityFullyObscured, MODE_VISIBLE); - } - - void - unmap(XEvent *ev) - { - win.mode &= ~MODE_VISIBLE; - } - - void - xsetpointermotion(int set) - { - MODBIT(xw.attrs.event_mask, set, PointerMotionMask); - XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, &xw.attrs); - } - - void - xsetmode(int set, unsigned int flags) - { - int mode = win.mode; - MODBIT(win.mode, set, flags); - if ((win.mode & MODE_REVERSE) != (mode & MODE_REVERSE)) - redraw(); - } - - int - xsetcursor(int cursor) - { - if (!BETWEEN(cursor, 0, 7)) /* 7: st extension */ - return 1; - win.cursor = cursor; - return 0; - } - - void - xseturgency(int add) - { - XWMHints *h = XGetWMHints(xw.dpy, xw.win); - - MODBIT(h->flags, add, XUrgencyHint); - XSetWMHints(xw.dpy, xw.win, h); - XFree(h); - } - - void - xbell(void) - { - if (!(IS_SET(MODE_FOCUSED))) - xseturgency(1); - if (bellvolume) - XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL); - } - - void - focus(XEvent *ev) - { - XFocusChangeEvent *e = &ev->xfocus; - - if (e->mode == NotifyGrab) - return; - - if (ev->type == FocusIn) { - if (xw.ime.xic) - XSetICFocus(xw.ime.xic); - win.mode |= MODE_FOCUSED; - xseturgency(0); - if (IS_SET(MODE_FOCUS)) - ttywrite("\033[I", 3, 0); - } else { - if (xw.ime.xic) - XUnsetICFocus(xw.ime.xic); - win.mode &= ~MODE_FOCUSED; - if (IS_SET(MODE_FOCUS)) - ttywrite("\033[O", 3, 0); - } - } - - int - match(uint mask, uint state) - { - return mask == XK_ANY_MOD || mask == (state & ~ignoremod); - } - - char* - kmap(KeySym k, uint state) - { - Key *kp; - int i; - - /* Check for mapped keys out of X11 function keys. */ - for (i = 0; i < LEN(mappedkeys); i++) { - if (mappedkeys[i] == k) - break; - } - if (i == LEN(mappedkeys)) { - if ((k & 0xFFFF) < 0xFD00) - return NULL; - } - - for (kp = key; kp < key + LEN(key); kp++) { - if (kp->k != k) - continue; - - if (!match(kp->mask, state)) - continue; - - if (IS_SET(MODE_APPKEYPAD) ? kp->appkey < 0 : kp->appkey > 0) - continue; - if (IS_SET(MODE_NUMLOCK) && kp->appkey == 2) - continue; - - if (IS_SET(MODE_APPCURSOR) ? kp->appcursor < 0 : kp->appcursor > 0) - continue; - - return kp->s; - } - - return NULL; - } - - void - kpress(XEvent *ev) - { - XKeyEvent *e = &ev->xkey; - KeySym ksym = NoSymbol; - char buf[64], *customkey; - int len; - Rune c; - Status status; - Shortcut *bp; - - if (IS_SET(MODE_KBDLOCK)) - return; - - if (xw.ime.xic) { - len = XmbLookupString(xw.ime.xic, e, buf, sizeof buf, &ksym, &status); - if (status == XBufferOverflow) - return; - } else { - len = XLookupString(e, buf, sizeof buf, &ksym, NULL); - } - /* 1. shortcuts */ - for (bp = shortcuts; bp < shortcuts + LEN(shortcuts); bp++) { - if (ksym == bp->keysym && match(bp->mod, e->state)) { - bp->func(&(bp->arg)); - return; - } - } - - /* 2. custom keys from config.h */ - if ((customkey = kmap(ksym, e->state))) { - ttywrite(customkey, strlen(customkey), 1); - return; - } - - /* 3. composed string from input method */ - if (len == 0) - return; - if (len == 1 && e->state & Mod1Mask) { - if (IS_SET(MODE_8BIT)) { - if (*buf < 0177) { - c = *buf | 0x80; - len = utf8encode(c, buf); - } - } else { - buf[1] = buf[0]; - buf[0] = '\033'; - len = 2; - } - } - ttywrite(buf, len, 1); - } - - void - cmessage(XEvent *e) - { - /* - * See xembed specs - * http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html - */ - if (e->xclient.message_type == xw.xembed && e->xclient.format == 32) { - if (e->xclient.data.l[1] == XEMBED_FOCUS_IN) { - win.mode |= MODE_FOCUSED; - xseturgency(0); - } else if (e->xclient.data.l[1] == XEMBED_FOCUS_OUT) { - win.mode &= ~MODE_FOCUSED; - } - } else if (e->xclient.data.l[0] == xw.wmdeletewin) { - ttyhangup(); - gr_deinit(); - exit(0); - } - } - - void - resize(XEvent *e) - { - if (e->xconfigure.width == win.w && e->xconfigure.height == win.h) - return; - - cresize(e->xconfigure.width, e->xconfigure.height); - } - - void - run(void) - { - XEvent ev; - int w = win.w, h = win.h; - fd_set rfd; - int xfd = XConnectionNumber(xw.dpy), ttyfd, xev, drawing; - struct timespec seltv, *tv, now, lastblink, trigger; - double timeout; - - /* Waiting for window mapping */ - do { - XNextEvent(xw.dpy, &ev); - /* - * This XFilterEvent call is required because of XOpenIM. It - * does filter out the key event and some client message for - * the input method too. - */ - if (XFilterEvent(&ev, None)) - continue; - if (ev.type == ConfigureNotify) { - w = ev.xconfigure.width; - h = ev.xconfigure.height; - } - } while (ev.type != MapNotify); - - ttyfd = ttynew(opt_line, shell, opt_io, opt_cmd); - cresize(w, h); - - for (timeout = -1, drawing = 0, lastblink = (struct timespec){0};;) { - FD_ZERO(&rfd); - FD_SET(ttyfd, &rfd); - FD_SET(xfd, &rfd); - - if (XPending(xw.dpy)) - timeout = 0; /* existing events might not set xfd */ - - /* Decrease the timeout if there are active animations. */ - if (graphics_next_redraw_delay != INT_MAX && - IS_SET(MODE_VISIBLE)) - timeout = timeout < 0 ? graphics_next_redraw_delay - : MIN(timeout, - graphics_next_redraw_delay); - - seltv.tv_sec = timeout / 1E3; - seltv.tv_nsec = 1E6 * (timeout - 1E3 * seltv.tv_sec); - tv = timeout >= 0 ? &seltv : NULL; - - if (pselect(MAX(xfd, ttyfd)+1, &rfd, NULL, NULL, tv, NULL) < 0) { - if (errno == EINTR) - continue; - die("select failed: %s\n", strerror(errno)); - } - clock_gettime(CLOCK_MONOTONIC, &now); - - if (FD_ISSET(ttyfd, &rfd)) - ttyread(); - - xev = 0; - while (XPending(xw.dpy)) { - xev = 1; - XNextEvent(xw.dpy, &ev); - if (XFilterEvent(&ev, None)) - continue; - if (handler[ev.type]) - (handler[ev.type])(&ev); - } - - /* - * To reduce flicker and tearing, when new content or event - * triggers drawing, we first wait a bit to ensure we got - * everything, and if nothing new arrives - we draw. - * We start with trying to wait minlatency ms. If more content - * arrives sooner, we retry with shorter and shorter periods, - * and eventually draw even without idle after maxlatency ms. - * Typically this results in low latency while interacting, - * maximum latency intervals during `cat huge.txt`, and perfect - * sync with periodic updates from animations/key-repeats/etc. - */ - if (FD_ISSET(ttyfd, &rfd) || xev) { - if (!drawing) { - trigger = now; - drawing = 1; - } - timeout = (maxlatency - TIMEDIFF(now, trigger)) \ - / maxlatency * minlatency; - if (timeout > 0) - continue; /* we have time, try to find idle */ - } - - /* idle detected or maxlatency exhausted -> draw */ - timeout = -1; - if (blinktimeout && tattrset(ATTR_BLINK)) { - timeout = blinktimeout - TIMEDIFF(now, lastblink); - if (timeout <= 0) { - if (-timeout > blinktimeout) /* start visible */ - win.mode |= MODE_BLINK; - win.mode ^= MODE_BLINK; - tsetdirtattr(ATTR_BLINK); - lastblink = now; - timeout = blinktimeout; - } - } - - draw(); - XFlush(xw.dpy); - drawing = 0; - } - } - - void - usage(void) - { - die("usage: %s [-aiv] [-c class] [-f font] [-g geometry]" - " [-n name] [-o file]\n" - " [-T title] [-t title] [-w windowid]" - " [[-e] command [args ...]]\n" - " %s [-aiv] [-c class] [-f font] [-g geometry]" - " [-n name] [-o file]\n" - " [-T title] [-t title] [-w windowid] -l line" - " [stty_args ...]\n", argv0, argv0); - } - - int - main(int argc, char *argv[]) - { - xw.l = xw.t = 0; - xw.isfixed = False; - xsetcursor(cursorshape); - - ARGBEGIN { - case 'a': - allowaltscreen = 0; - break; - case 'c': - opt_class = EARGF(usage()); - break; - case 'e': - if (argc > 0) - --argc, ++argv; - goto run; - case 'f': - opt_font = EARGF(usage()); - break; - case 'g': - xw.gm = XParseGeometry(EARGF(usage()), - &xw.l, &xw.t, &cols, &rows); - break; - case 'i': - xw.isfixed = 1; - break; - case 'o': - opt_io = EARGF(usage()); - break; - case 'l': - opt_line = EARGF(usage()); - break; - case 'n': - opt_name = EARGF(usage()); - break; - case 't': - case 'T': - opt_title = EARGF(usage()); - break; - case 'w': - opt_embed = EARGF(usage()); - break; - case 'v': - die("%s " VERSION "\n", argv0); - break; - default: - usage(); - } ARGEND; + int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1); + int winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, + width = charlen * win.cw; + Color *fg, *bg, *temp, revfg, revbg, truefg, truebg; + XRenderColor colfg, colbg; + XRectangle r; + + /* Fallback on color display for attributes not supported by the font */ + if (base.mode & ATTR_ITALIC && base.mode & ATTR_BOLD) { + if (dc.ibfont.badslant || dc.ibfont.badweight) + base.fg = defaultattr; + } else if ((base.mode & ATTR_ITALIC && dc.ifont.badslant) || + (base.mode & ATTR_BOLD && dc.bfont.badweight)) { + base.fg = defaultattr; + } + + if (IS_TRUECOL(base.fg)) { + colfg.alpha = 0xffff; + colfg.red = TRUERED(base.fg); + colfg.green = TRUEGREEN(base.fg); + colfg.blue = TRUEBLUE(base.fg); + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &truefg); + fg = &truefg; + } else { + fg = &dc.col[base.fg]; + } + + if (IS_TRUECOL(base.bg)) { + colbg.alpha = 0xffff; + colbg.green = TRUEGREEN(base.bg); + colbg.red = TRUERED(base.bg); + colbg.blue = TRUEBLUE(base.bg); + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &truebg); + bg = &truebg; + } else { + bg = &dc.col[base.bg]; + } + + /* Change basic system colors [0-7] to bright system colors [8-15] */ + if ((base.mode & ATTR_BOLD_FAINT) == ATTR_BOLD && BETWEEN(base.fg, 0, 7)) + fg = &dc.col[base.fg + 8]; + + if (IS_SET(MODE_REVERSE)) { + if (fg == &dc.col[defaultfg]) { + fg = &dc.col[defaultbg]; + } else { + colfg.red = ~fg->color.red; + colfg.green = ~fg->color.green; + colfg.blue = ~fg->color.blue; + colfg.alpha = fg->color.alpha; + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, + &revfg); + fg = &revfg; + } + + if (bg == &dc.col[defaultbg]) { + bg = &dc.col[defaultfg]; + } else { + colbg.red = ~bg->color.red; + colbg.green = ~bg->color.green; + colbg.blue = ~bg->color.blue; + colbg.alpha = bg->color.alpha; + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, + &revbg); + bg = &revbg; + } + } + + if ((base.mode & ATTR_BOLD_FAINT) == ATTR_FAINT) { + colfg.red = fg->color.red / 2; + colfg.green = fg->color.green / 2; + colfg.blue = fg->color.blue / 2; + colfg.alpha = fg->color.alpha; + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg); + fg = &revfg; + } + + if (base.mode & ATTR_REVERSE) { + temp = fg; + fg = bg; + bg = temp; + } + + if (base.mode & ATTR_BLINK && win.mode & MODE_BLINK) + fg = bg; + + if (base.mode & ATTR_INVISIBLE) + fg = bg; + + /* Intelligent cleaning up of the borders. */ + if (x == 0) { + xclear(0, (y == 0)? 0 : winy, borderpx, + winy + win.ch + + ((winy + win.ch >= borderpx + win.th)? win.h : 0)); + } + if (winx + width >= borderpx + win.tw) { + xclear(winx + width, (y == 0)? 0 : winy, win.w, + ((winy + win.ch >= borderpx + win.th)? win.h : (winy + win.ch))); + } + if (y == 0) + xclear(winx, 0, winx + width, borderpx); + if (winy + win.ch >= borderpx + win.th) + xclear(winx, winy + win.ch, winx + width, win.h); + + /* Clean up the region we want to draw to. */ + XftDrawRect(xw.draw, bg, winx, winy, width, win.ch); + + /* Set the clip region because Xft is sometimes dirty. */ + r.x = 0; + r.y = 0; + r.height = win.ch; + r.width = width; + XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1); + + if (base.mode & ATTR_BOXDRAW) { + drawboxes(winx, winy, width / len, win.ch, fg, bg, specs, len); + } else { + /* Render the glyphs. */ + XftDrawGlyphFontSpec(xw.draw, fg, specs, len); + } + + /* Render underline and strikethrough. */ + if (base.mode & ATTR_UNDERLINE) { + XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent * chscale + 1, + width, 1); + } + + if (base.mode & ATTR_STRUCK) { + XftDrawRect(xw.draw, fg, winx, winy + 2 * dc.font.ascent * chscale / 3, + width, 1); + } + + /* Reset clip to none. */ + XftDrawSetClip(xw.draw, 0); +} + +void +xdrawglyph(Glyph g, int x, int y) +{ + int numspecs; + XftGlyphFontSpec spec; + + numspecs = xmakeglyphfontspecs(&spec, &g, 1, x, y); + xdrawglyphfontspecs(&spec, g, numspecs, x, y); +} + +void +xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og) +{ + Color drawcol; + + /* remove the old cursor */ + if (selected(ox, oy)) + og.mode ^= ATTR_REVERSE; + xdrawglyph(og, ox, oy); + + if (IS_SET(MODE_HIDE)) + return; + + /* + * Select the right color for the right mode. + */ + g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE|ATTR_BOXDRAW; + + if (IS_SET(MODE_REVERSE)) { + g.mode |= ATTR_REVERSE; + g.bg = defaultfg; + if (selected(cx, cy)) { + drawcol = dc.col[defaultcs]; + g.fg = defaultrcs; + } else { + drawcol = dc.col[defaultrcs]; + g.fg = defaultcs; + } + } else { + if (selected(cx, cy)) { + g.fg = defaultfg; + g.bg = defaultrcs; + } else { + g.fg = defaultbg; + g.bg = defaultcs; + } + drawcol = dc.col[g.bg]; + } + + /* draw the new one */ + if (IS_SET(MODE_FOCUSED)) { + switch (win.cursor) { + case 7: /* st extension */ + g.u = 0x2603; /* snowman (U+2603) */ + /* FALLTHROUGH */ + case 0: /* Blinking Block */ + case 1: /* Blinking Block (Default) */ + case 2: /* Steady Block */ + xdrawglyph(g, cx, cy); + break; + case 3: /* Blinking Underline */ + case 4: /* Steady Underline */ + XftDrawRect(xw.draw, &drawcol, + borderpx + cx * win.cw, + borderpx + (cy + 1) * win.ch - \ + cursorthickness, + win.cw, cursorthickness); + break; + case 5: /* Blinking bar */ + case 6: /* Steady bar */ + XftDrawRect(xw.draw, &drawcol, + borderpx + cx * win.cw, + borderpx + cy * win.ch, + cursorthickness, win.ch); + break; + } + } else { + XftDrawRect(xw.draw, &drawcol, + borderpx + cx * win.cw, + borderpx + cy * win.ch, + win.cw - 1, 1); + XftDrawRect(xw.draw, &drawcol, + borderpx + cx * win.cw, + borderpx + cy * win.ch, + 1, win.ch - 1); + XftDrawRect(xw.draw, &drawcol, + borderpx + (cx + 1) * win.cw - 1, + borderpx + cy * win.ch, + 1, win.ch - 1); + XftDrawRect(xw.draw, &drawcol, + borderpx + cx * win.cw, + borderpx + (cy + 1) * win.ch - 1, + win.cw, 1); + } +} + +void +xsetenv(void) +{ + char buf[sizeof(long) * 8 + 1]; + + snprintf(buf, sizeof(buf), "%lu", xw.win); + setenv("WINDOWID", buf, 1); +} + +void +xseticontitle(char *p) +{ + XTextProperty prop; + DEFAULT(p, opt_title); + + if (p[0] == '\0') + p = opt_title; + + if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, + &prop) != Success) + return; + XSetWMIconName(xw.dpy, xw.win, &prop); + XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname); + XFree(prop.value); +} + +void +xsettitle(char *p) +{ + XTextProperty prop; + DEFAULT(p, opt_title); + + if (p[0] == '\0') + p = opt_title; + + if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, + &prop) != Success) + return; + XSetWMName(xw.dpy, xw.win, &prop); + XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname); + XFree(prop.value); +} + +int +xstartdraw(void) +{ + return IS_SET(MODE_VISIBLE); +} + +void +xdrawline(Line line, int x1, int y1, int x2) +{ + int i, x, ox, numspecs; + Glyph base, new; + XftGlyphFontSpec *specs = xw.specbuf; + + numspecs = xmakeglyphfontspecs(specs, &line[x1], x2 - x1, x1, y1); + i = ox = 0; + for (x = x1; x < x2 && i < numspecs; x++) { + new = line[x]; + if (new.mode == ATTR_WDUMMY) + continue; + if (selected(x, y1)) + new.mode ^= ATTR_REVERSE; + if (i > 0 && ATTRCMP(base, new)) { + xdrawglyphfontspecs(specs, base, i, ox, y1); + specs += i; + numspecs -= i; + i = 0; + } + if (i == 0) { + ox = x; + base = new; + } + i++; + } + if (i > 0) + xdrawglyphfontspecs(specs, base, i, ox, y1); +} + +void +xfinishdraw(void) +{ + XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, win.w, + win.h, 0, 0); + XSetForeground(xw.dpy, dc.gc, + dc.col[IS_SET(MODE_REVERSE)? + defaultfg : defaultbg].pixel); +} + +void +xximspot(int x, int y) +{ + if (xw.ime.xic == NULL) + return; + + xw.ime.spot.x = borderpx + x * win.cw; + xw.ime.spot.y = borderpx + (y + 1) * win.ch; + + XSetICValues(xw.ime.xic, XNPreeditAttributes, xw.ime.spotlist, NULL); +} + +void +expose(XEvent *ev) +{ + redraw(); +} + +void +visibility(XEvent *ev) +{ + XVisibilityEvent *e = &ev->xvisibility; + + MODBIT(win.mode, e->state != VisibilityFullyObscured, MODE_VISIBLE); +} + +void +unmap(XEvent *ev) +{ + win.mode &= ~MODE_VISIBLE; +} + +void +xsetpointermotion(int set) +{ + MODBIT(xw.attrs.event_mask, set, PointerMotionMask); + XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, &xw.attrs); +} + +void +xsetmode(int set, unsigned int flags) +{ + int mode = win.mode; + MODBIT(win.mode, set, flags); + if ((win.mode & MODE_REVERSE) != (mode & MODE_REVERSE)) + redraw(); +} + +int +xsetcursor(int cursor) +{ + if (!BETWEEN(cursor, 0, 7)) /* 7: st extension */ + return 1; + win.cursor = cursor; + return 0; +} + +void +xseturgency(int add) +{ + XWMHints *h = XGetWMHints(xw.dpy, xw.win); + + MODBIT(h->flags, add, XUrgencyHint); + XSetWMHints(xw.dpy, xw.win, h); + XFree(h); +} + +void +xbell(void) +{ + if (!(IS_SET(MODE_FOCUSED))) + xseturgency(1); + if (bellvolume) + XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL); +} + +void +focus(XEvent *ev) +{ + XFocusChangeEvent *e = &ev->xfocus; + + if (e->mode == NotifyGrab) + return; + + if (ev->type == FocusIn) { + if (xw.ime.xic) + XSetICFocus(xw.ime.xic); + win.mode |= MODE_FOCUSED; + xseturgency(0); + if (IS_SET(MODE_FOCUS)) + ttywrite("\033[I", 3, 0); + } else { + if (xw.ime.xic) + XUnsetICFocus(xw.ime.xic); + win.mode &= ~MODE_FOCUSED; + if (IS_SET(MODE_FOCUS)) + ttywrite("\033[O", 3, 0); + } +} + +int +match(uint mask, uint state) +{ + return mask == XK_ANY_MOD || mask == (state & ~ignoremod); +} + +char* +kmap(KeySym k, uint state) +{ + Key *kp; + int i; + + /* Check for mapped keys out of X11 function keys. */ + for (i = 0; i < LEN(mappedkeys); i++) { + if (mappedkeys[i] == k) + break; + } + if (i == LEN(mappedkeys)) { + if ((k & 0xFFFF) < 0xFD00) + return NULL; + } + + for (kp = key; kp < key + LEN(key); kp++) { + if (kp->k != k) + continue; + + if (!match(kp->mask, state)) + continue; + + if (IS_SET(MODE_APPKEYPAD) ? kp->appkey < 0 : kp->appkey > 0) + continue; + if (IS_SET(MODE_NUMLOCK) && kp->appkey == 2) + continue; + + if (IS_SET(MODE_APPCURSOR) ? kp->appcursor < 0 : kp->appcursor > 0) + continue; + + return kp->s; + } + + return NULL; +} + +void +kpress(XEvent *ev) +{ + XKeyEvent *e = &ev->xkey; + KeySym ksym = NoSymbol; + char buf[64], *customkey; + int len; + Rune c; + Status status; + Shortcut *bp; + + if (IS_SET(MODE_KBDLOCK)) + return; + + if (xw.ime.xic) { + len = XmbLookupString(xw.ime.xic, e, buf, sizeof buf, &ksym, &status); + if (status == XBufferOverflow) + return; + } else { + len = XLookupString(e, buf, sizeof buf, &ksym, NULL); + } + /* 1. shortcuts */ + for (bp = shortcuts; bp < shortcuts + LEN(shortcuts); bp++) { + if (ksym == bp->keysym && match(bp->mod, e->state)) { + bp->func(&(bp->arg)); + return; + } + } + + /* 2. custom keys from config.h */ + if ((customkey = kmap(ksym, e->state))) { + ttywrite(customkey, strlen(customkey), 1); + return; + } + + /* 3. composed string from input method */ + if (len == 0) + return; + if (len == 1 && e->state & Mod1Mask) { + if (IS_SET(MODE_8BIT)) { + if (*buf < 0177) { + c = *buf | 0x80; + len = utf8encode(c, buf); + } + } else { + buf[1] = buf[0]; + buf[0] = '\033'; + len = 2; + } + } + ttywrite(buf, len, 1); +} + +void +cmessage(XEvent *e) +{ + /* + * See xembed specs + * http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html + */ + if (e->xclient.message_type == xw.xembed && e->xclient.format == 32) { + if (e->xclient.data.l[1] == XEMBED_FOCUS_IN) { + win.mode |= MODE_FOCUSED; + xseturgency(0); + } else if (e->xclient.data.l[1] == XEMBED_FOCUS_OUT) { + win.mode &= ~MODE_FOCUSED; + } + } else if (e->xclient.data.l[0] == xw.wmdeletewin) { + ttyhangup(); + exit(0); + } +} + +void +resize(XEvent *e) +{ + if (e->xconfigure.width == win.w && e->xconfigure.height == win.h) + return; + + cresize(e->xconfigure.width, e->xconfigure.height); +} + +void +run(void) +{ + XEvent ev; + int w = win.w, h = win.h; + fd_set rfd; + int xfd = XConnectionNumber(xw.dpy), ttyfd, xev, drawing; + struct timespec seltv, *tv, now, lastblink, trigger; + double timeout; + + /* Waiting for window mapping */ + do { + XNextEvent(xw.dpy, &ev); + /* + * This XFilterEvent call is required because of XOpenIM. It + * does filter out the key event and some client message for + * the input method too. + */ + if (XFilterEvent(&ev, None)) + continue; + if (ev.type == ConfigureNotify) { + w = ev.xconfigure.width; + h = ev.xconfigure.height; + } + } while (ev.type != MapNotify); + + ttyfd = ttynew(opt_line, shell, opt_io, opt_cmd); + cresize(w, h); + + for (timeout = -1, drawing = 0, lastblink = (struct timespec){0};;) { + FD_ZERO(&rfd); + FD_SET(ttyfd, &rfd); + FD_SET(xfd, &rfd); + + if (XPending(xw.dpy)) + timeout = 0; /* existing events might not set xfd */ + + seltv.tv_sec = timeout / 1E3; + seltv.tv_nsec = 1E6 * (timeout - 1E3 * seltv.tv_sec); + tv = timeout >= 0 ? &seltv : NULL; + + if (pselect(MAX(xfd, ttyfd)+1, &rfd, NULL, NULL, tv, NULL) < 0) { + if (errno == EINTR) + continue; + die("select failed: %s\n", strerror(errno)); + } + clock_gettime(CLOCK_MONOTONIC, &now); + + if (FD_ISSET(ttyfd, &rfd)) + ttyread(); + + xev = 0; + while (XPending(xw.dpy)) { + xev = 1; + XNextEvent(xw.dpy, &ev); + if (XFilterEvent(&ev, None)) + continue; + if (handler[ev.type]) + (handler[ev.type])(&ev); + } + + /* + * To reduce flicker and tearing, when new content or event + * triggers drawing, we first wait a bit to ensure we got + * everything, and if nothing new arrives - we draw. + * We start with trying to wait minlatency ms. If more content + * arrives sooner, we retry with shorter and shorter periods, + * and eventually draw even without idle after maxlatency ms. + * Typically this results in low latency while interacting, + * maximum latency intervals during `cat huge.txt`, and perfect + * sync with periodic updates from animations/key-repeats/etc. + */ + if (FD_ISSET(ttyfd, &rfd) || xev) { + if (!drawing) { + trigger = now; + drawing = 1; + } + timeout = (maxlatency - TIMEDIFF(now, trigger)) \ + / maxlatency * minlatency; + if (timeout > 0) + continue; /* we have time, try to find idle */ + } + + /* idle detected or maxlatency exhausted -> draw */ + timeout = -1; + if (blinktimeout && tattrset(ATTR_BLINK)) { + timeout = blinktimeout - TIMEDIFF(now, lastblink); + if (timeout <= 0) { + if (-timeout > blinktimeout) /* start visible */ + win.mode |= MODE_BLINK; + win.mode ^= MODE_BLINK; + tsetdirtattr(ATTR_BLINK); + lastblink = now; + timeout = blinktimeout; + } + } + + draw(); + XFlush(xw.dpy); + drawing = 0; + } +} + +void +usage(void) +{ + die("usage: %s [-aiv] [-c class] [-f font] [-g geometry]" + " [-n name] [-o file]\n" + " [-T title] [-t title] [-w windowid]" + " [[-e] command [args ...]]\n" + " %s [-aiv] [-c class] [-f font] [-g geometry]" + " [-n name] [-o file]\n" + " [-T title] [-t title] [-w windowid] -l line" + " [stty_args ...]\n", argv0, argv0); +} + +int +main(int argc, char *argv[]) +{ + xw.l = xw.t = 0; + xw.isfixed = False; + xsetcursor(cursorshape); + + ARGBEGIN { + case 'a': + allowaltscreen = 0; + break; + case 'c': + opt_class = EARGF(usage()); + break; + case 'e': + if (argc > 0) + --argc, ++argv; + goto run; + case 'f': + opt_font = EARGF(usage()); + break; + case 'g': + xw.gm = XParseGeometry(EARGF(usage()), + &xw.l, &xw.t, &cols, &rows); + break; + case 'i': + xw.isfixed = 1; + break; + case 'o': + opt_io = EARGF(usage()); + break; + case 'l': + opt_line = EARGF(usage()); + break; + case 'n': + opt_name = EARGF(usage()); + break; + case 't': + case 'T': + opt_title = EARGF(usage()); + break; + case 'w': + opt_embed = EARGF(usage()); + break; + case 'v': + die("%s " VERSION "\n", argv0); + break; + default: + usage(); + } ARGEND; run: - if (argc > 0) /* eat all remaining arguments */ - opt_cmd = argv; - - if (!opt_title) - opt_title = (opt_line || !opt_cmd) ? "st" : opt_cmd[0]; - - setlocale(LC_CTYPE, ""); - XSetLocaleModifiers(""); - cols = MAX(cols, 1); - rows = MAX(rows, 1); - tnew(cols, rows); - xinit(cols, rows); - xsetenv(); - selinit(); - run(); - - return 0; - } + if (argc > 0) /* eat all remaining arguments */ + opt_cmd = argv; + + if (!opt_title) + opt_title = (opt_line || !opt_cmd) ? "st" : opt_cmd[0]; + + setlocale(LC_CTYPE, ""); + XSetLocaleModifiers(""); + cols = MAX(cols, 1); + rows = MAX(rows, 1); + tnew(cols, rows); + xinit(cols, rows); + xsetenv(); + selinit(); + run(); + + return 0; +} |