X-Git-Url: https://git.danieliu.xyz/?p=st.git;a=blobdiff_plain;f=x.c;h=5af6e4ddbb5c9e57d3b8e591e7e7c270b7ecba66;hp=ab9593ead339ee991129a86da63728a01576adc1;hb=2cb539142b97bd2a5c1a322fd7c063c6afb67c9b;hpb=77c51c5a6b16387f1792e23acbcf2080f790aa25 diff --git a/x.c b/x.c index ab9593e..5af6e4d 100644 --- a/x.c +++ b/x.c @@ -1,49 +1,105 @@ /* See LICENSE for license details. */ #include +#include +#include #include #include -#include #include #include #include #include #include #include -#include #include #include #include #include +static char *argv0; #include "arg.h" +#include "st.h" +#include "win.h" -#define Glyph Glyph_ -#define Font Font_ +/* types used in config.h */ +typedef struct { + uint mod; + KeySym keysym; + void (*func)(const Arg *); + const Arg arg; +} Shortcut; -#include "win.h" -#include "st.h" +typedef struct { + 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 */ +} Key; + +/* X modifiers */ +#define XK_ANY_MOD UINT_MAX +#define XK_NO_MOD 0 +#define XK_SWITCH_MOD (1<<13) + +/* function definitions used in config.h */ +static void clipcopy(const Arg *); +static void clippaste(const Arg *); +static void numlock(const Arg *); +static void selpaste(const Arg *); +static void zoom(const Arg *); +static void zoomabs(const Arg *); +static void zoomreset(const Arg *); +static void ttysend(const Arg *); + +/* config.h for applying patches and the configuration. */ +#include "config.h" /* XEMBED messages */ #define XEMBED_FOCUS_IN 4 #define XEMBED_FOCUS_OUT 5 /* macros */ +#define IS_SET(flag) ((win.mode & (flag)) != 0) #define TRUERED(x) (((x) & 0xff0000) >> 8) #define TRUEGREEN(x) (((x) & 0xff00)) #define TRUEBLUE(x) (((x) & 0xff) << 8) typedef XftDraw *Draw; typedef XftColor Color; +typedef XftGlyphFontSpec GlyphFontSpec; /* Purely graphic info */ +typedef struct { + 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, netwmpid; - XIM xim; - XIC xic; + struct { + XIM xim; + XIC xic; + XPoint spot; + XVaNestedList spotlist; + } ime; Draw draw; Visual *vis; XSetWindowAttributes attrs; @@ -55,9 +111,13 @@ typedef struct { typedef struct { Atom xtarget; + char *primary, *clipboard; + struct timespec tclick1; + struct timespec tclick2; } XSelection; /* Font structure */ +#define Font Font_ typedef struct { int height; int width; @@ -85,10 +145,23 @@ 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 xclear(int, int, int, int); -static void xdrawcursor(void); static int xgeommasktogravity(int); +static void ximopen(Display *); +static void ximinstantiate(Display *, XPointer, XPointer); +static void ximdestroy(XIM, XPointer, XPointer); +static void xinit(int, int); +static void cresize(int, int); +static void xresize(int, int); +static void xhints(void); +static int xloadcolor(int, const char *, Color *); static int xloadfont(Font *, FcPattern *); +static void xloadfonts(char *, double); static void xunloadfont(Font *); +static void xunloadfonts(void); +static void xsetenv(void); +static void xseturgency(int); +static int evcol(XEvent *); +static int evrow(XEvent *); static void expose(XEvent *); static void visibility(XEvent *); @@ -97,6 +170,7 @@ static void kpress(XEvent *); static void cmessage(XEvent *); static void resize(XEvent *); static void focus(XEvent *); +static int mouseaction(XEvent *, uint); static void brelease(XEvent *); static void bpress(XEvent *); static void bmotion(XEvent *); @@ -104,10 +178,14 @@ static void propnotify(XEvent *); static void selnotify(XEvent *); static void selclear_(XEvent *); static void selrequest(XEvent *); - -static void selcopy(Time); -static void getbuttoninfo(XEvent *); +static void setsel(char *, Time); +static void mousesel(XEvent *, int); static void mousereport(XEvent *); +static char *kmap(KeySym, uint); +static int match(uint, uint); + +static void run(void); +static void usage(void); static void (*handler[LASTEvent])(XEvent *) = { [KeyPress] = kpress, @@ -139,6 +217,7 @@ static void (*handler[LASTEvent])(XEvent *) = { static DC dc; static XWindow xw; static XSelection xsel; +static TermWindow win; /* Font Ring Cache */ enum { @@ -155,36 +234,136 @@ typedef struct { } Fontcache; /* Fontcache is an array now. A new font will be appended to the array. */ -static Fontcache frc[16]; +static Fontcache *frc = NULL; static int frclen = 0; +static int frccap = 0; +static char *usedfont = NULL; +static double usedfontsize = 0; +static double defaultfontsize = 0; + +static char *opt_class = NULL; +static char **opt_cmd = NULL; +static char *opt_embed = NULL; +static char *opt_font = NULL; +static char *opt_io = NULL; +static char *opt_line = NULL; +static char *opt_name = NULL; +static char *opt_title = NULL; + +static int oldbutton = 3; /* button event on startup: 3 = release */ + +void +clipcopy(const Arg *dummy) +{ + Atom clipboard; + + 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); + } +} void -getbuttoninfo(XEvent *e) +clippaste(const Arg *dummy) { - int type; - uint state = e->xbutton.state & ~(Button1Mask | forceselmod); + Atom clipboard; - sel.alt = IS_SET(MODE_ALTSCREEN); + clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard, + xw.win, CurrentTime); +} - sel.oe.x = x2col(e->xbutton.x); - sel.oe.y = y2row(e->xbutton.y); - selnormalize(); +void +selpaste(const Arg *dummy) +{ + XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY, + xw.win, CurrentTime); +} + +void +numlock(const Arg *dummy) +{ + win.mode ^= MODE_NUMLOCK; +} + +void +zoom(const Arg *arg) +{ + Arg larg; + + larg.f = usedfontsize + arg->f; + zoomabs(&larg); +} + +void +zoomabs(const Arg *arg) +{ + xunloadfonts(); + xloadfonts(usedfont, arg->f); + cresize(0, 0); + redraw(); + xhints(); +} + +void +zoomreset(const Arg *arg) +{ + Arg larg; + + if (defaultfontsize > 0) { + larg.f = defaultfontsize; + zoomabs(&larg); + } +} + +void +ttysend(const Arg *arg) +{ + ttywrite(arg->s, strlen(arg->s), 1); +} + +int +evcol(XEvent *e) +{ + int x = e->xbutton.x - borderpx; + LIMIT(x, 0, win.tw - 1); + return x / win.cw; +} + +int +evrow(XEvent *e) +{ + int y = e->xbutton.y - borderpx; + LIMIT(y, 0, win.th - 1); + return y / win.ch; +} - sel.type = SEL_REGULAR; - for (type = 1; type < selmaskslen; ++type) { +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)) { - sel.type = type; + seltype = type; break; } } + selextend(evcol(e), evrow(e), seltype, done); + if (done) + setsel(getsel(), e->xbutton.time); } void mousereport(XEvent *e) { - int x = x2col(e->xbutton.x), y = y2row(e->xbutton.y), - button = e->xbutton.button, state = e->xbutton.state, - len; + int len, x = evcol(e), y = evrow(e), + button = e->xbutton.button, state = e->xbutton.state; char buf[40]; static int ox, oy; @@ -240,65 +419,61 @@ mousereport(XEvent *e) return; } - ttywrite(buf, len); + ttywrite(buf, len, 0); +} + +int +mouseaction(XEvent *e, uint release) +{ + MouseShortcut *ms; + + for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { + if (ms->release == release && + ms->button == e->xbutton.button && + (match(ms->mod, e->xbutton.state) || /* exact or forced */ + match(ms->mod, e->xbutton.state & ~forcemousemod))) { + ms->func(&(ms->arg)); + return 1; + } + } + + return 0; } void bpress(XEvent *e) { struct timespec now; - MouseShortcut *ms; + int snap; - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) { + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { mousereport(e); return; } - for (ms = mshortcuts; ms < mshortcuts + mshortcutslen; ms++) { - if (e->xbutton.button == ms->b - && match(ms->mask, e->xbutton.state)) { - ttysend(ms->s, strlen(ms->s)); - return; - } - } + if (mouseaction(e, 0)) + return; if (e->xbutton.button == Button1) { - clock_gettime(CLOCK_MONOTONIC, &now); - - /* Clear previous selection, logically and visually. */ - selclear_(NULL); - sel.mode = SEL_EMPTY; - sel.type = SEL_REGULAR; - sel.oe.x = sel.ob.x = x2col(e->xbutton.x); - sel.oe.y = sel.ob.y = y2row(e->xbutton.y); - /* * If the user clicks below predefined timeouts specific * snapping behaviour is exposed. */ - if (TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) { - sel.snap = SNAP_LINE; - } else if (TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) { - sel.snap = SNAP_WORD; + 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 { - sel.snap = 0; + snap = 0; } - selnormalize(); + xsel.tclick2 = xsel.tclick1; + xsel.tclick1 = now; - if (sel.snap != 0) - sel.mode = SEL_READY; - tsetdirt(sel.nb.y, sel.ne.y); - sel.tclick2 = sel.tclick1; - sel.tclick1 = now; + selstart(evcol(e), evrow(e), snap); } } -void -selcopy(Time t) -{ - xsetsel(getsel(), t); -} - void propnotify(XEvent *e) { @@ -319,18 +494,16 @@ selnotify(XEvent *e) ulong nitems, ofs, rem; int format; uchar *data, *last, *repl; - Atom type, incratom, property; + Atom type, incratom, property = None; incratom = XInternAtom(xw.dpy, "INCR", 0); ofs = 0; - if (e->type == SelectionNotify) { + if (e->type == SelectionNotify) property = e->xselection.property; - } else if(e->type == PropertyNotify) { + else if (e->type == PropertyNotify) property = e->xproperty.atom; - } else { - return; - } + if (property == None) return; @@ -386,10 +559,10 @@ selnotify(XEvent *e) } if (IS_SET(MODE_BRCKTPASTE) && ofs == 0) - ttywrite("\033[200~", 6); - ttysend((char *)data, nitems * format / 8); + ttywrite("\033[200~", 6, 0); + ttywrite((char *)data, nitems * format / 8, 1); if (IS_SET(MODE_BRCKTPASTE) && rem == 0) - ttywrite("\033[201~", 6); + ttywrite("\033[201~", 6, 0); XFree(data); /* number of 32-bit chunks returned */ ofs += nitems * format / 32; @@ -402,36 +575,10 @@ selnotify(XEvent *e) XDeleteProperty(xw.dpy, xw.win, (int)property); } -void -xselpaste(void) -{ - XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY, - xw.win, CurrentTime); -} - void xclipcopy(void) { - Atom clipboard; - - if (sel.clipboard != NULL) - free(sel.clipboard); - - if (sel.primary != NULL) { - sel.clipboard = xstrdup(sel.primary); - clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime); - } -} - -void -xclippaste(void) -{ - Atom clipboard; - - clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard, - xw.win, CurrentTime); + clipcopy(NULL); } void @@ -475,9 +622,9 @@ selrequest(XEvent *e) */ clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); if (xsre->selection == XA_PRIMARY) { - seltext = sel.primary; + seltext = xsel.primary; } else if (xsre->selection == clipboard) { - seltext = sel.clipboard; + seltext = xsel.clipboard; } else { fprintf(stderr, "Unhandled clipboard selection 0x%lx\n", @@ -499,73 +646,84 @@ selrequest(XEvent *e) } void -xsetsel(char *str, Time t) +setsel(char *str, Time t) { - free(sel.primary); - sel.primary = str; + if (!str) + return; + + free(xsel.primary); + xsel.primary = str; XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t); if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win) - selclear_(NULL); - xclipcopy(); + selclear(); +} + +void +xsetsel(char *str) +{ + setsel(str, CurrentTime); } void brelease(XEvent *e) { - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) { + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { mousereport(e); return; } - if (e->xbutton.button == Button2) { - xselpaste(); - } else if (e->xbutton.button == Button1) { - if (sel.mode == SEL_READY) { - getbuttoninfo(e); - selcopy(e->xbutton.time); - } else - selclear_(NULL); - sel.mode = SEL_IDLE; - tsetdirt(sel.nb.y, sel.ne.y); - } + if (mouseaction(e, 1)) + return; + if (e->xbutton.button == Button1) + mousesel(e, 1); } void bmotion(XEvent *e) { - int oldey, oldex, oldsby, oldsey; - - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) { + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { mousereport(e); return; } - if (!sel.mode) - return; + mousesel(e, 0); +} + +void +cresize(int width, int height) +{ + int col, row; - sel.mode = SEL_READY; - oldey = sel.oe.y; - oldex = sel.oe.x; - oldsby = sel.nb.y; - oldsey = sel.ne.y; - getbuttoninfo(e); + if (width != 0) + win.w = width; + if (height != 0) + win.h = height; - if (oldey != sel.oe.y || oldex != sel.oe.x) - tsetdirt(MIN(sel.nb.y, oldsby), MAX(sel.ne.y, oldsey)); + col = (win.w - 2 * borderpx) / win.cw; + row = (win.h - 2 * borderpx) / win.ch; + col = MAX(1, col); + row = MAX(1, row); + + tresize(col, row); + xresize(col, row); + ttyresize(win.tw, win.th); } void xresize(int col, int row) { - win.tw = MAX(1, col * win.cw); - win.th = MAX(1, 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); + + /* resize to new width */ + xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec)); } ushort @@ -605,20 +763,20 @@ xloadcols(void) static int loaded; Color *cp; - dc.collen = MAX(colornamelen, 256); - dc.col = xmalloc(dc.collen * sizeof(Color)); - 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]); + die("could not allocate color '%s'\n", colorname[i]); else - die("Could not allocate color %d\n", i); + die("could not allocate color %d\n", i); } loaded = 1; } @@ -631,7 +789,6 @@ xsetcolorname(int x, const char *name) if (!BETWEEN(x, 0, dc.collen)) return 1; - if (!xloadcolor(x, name, &ncolor)) return 1; @@ -658,19 +815,21 @@ xhints(void) XClassHint class = {opt_name ? opt_name : termname, opt_class ? opt_class : termname}; XWMHints wm = {.flags = InputHint, .input = 1}; - XSizeHints *sizeh = NULL; + XSizeHints *sizeh; sizeh = XAllocSizeHints(); - sizeh->flags = PSize | PResizeInc | PBaseSize; + 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 | PMinSize; + sizeh->flags |= PMaxSize; sizeh->min_width = sizeh->max_width = win.w; sizeh->min_height = sizeh->max_height = win.h; } @@ -743,7 +902,7 @@ xloadfont(Font *f, FcPattern *pattern) if ((XftPatternGetInteger(f->match->pattern, "slant", 0, &haveattr) != XftResultMatch) || haveattr < wantattr) { f->badslant = 1; - fputs("st: font slant does not match\n", stderr); + fputs("font slant does not match\n", stderr); } } @@ -752,7 +911,7 @@ xloadfont(Font *f, FcPattern *pattern) if ((XftPatternGetInteger(f->match->pattern, "weight", 0, &haveattr) != XftResultMatch) || haveattr != wantattr) { f->badweight = 1; - fputs("st: font weight does not match\n", stderr); + fputs("font weight does not match\n", stderr); } } @@ -779,16 +938,14 @@ xloadfonts(char *fontstr, double fontsize) { FcPattern *pattern; double fontval; - float ceilf(float); - if (fontstr[0] == '-') { + if (fontstr[0] == '-') pattern = XftXlfdParse(fontstr, False, False); - } else { + else pattern = FcNameParse((FcChar8 *)fontstr); - } if (!pattern) - die("st: can't open font %s\n", fontstr); + die("can't open font %s\n", fontstr); if (fontsize > 1) { FcPatternDel(pattern, FC_PIXEL_SIZE); @@ -814,7 +971,7 @@ xloadfonts(char *fontstr, double fontsize) } if (xloadfont(&dc.font, pattern)) - die("st: can't open font %s\n", fontstr); + die("can't open font %s\n", fontstr); if (usedfontsize < 0) { FcPatternGetDouble(dc.font.match->pattern, @@ -831,17 +988,17 @@ xloadfonts(char *fontstr, double fontsize) FcPatternDel(pattern, FC_SLANT); FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); if (xloadfont(&dc.ifont, pattern)) - die("st: can't open font %s\n", fontstr); + 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("st: can't open font %s\n", fontstr); + 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("st: can't open font %s\n", fontstr); + die("can't open font %s\n", fontstr); FcPatternDestroy(pattern); } @@ -869,7 +1026,48 @@ xunloadfonts(void) } void -xinit(void) +ximopen(Display *dpy) +{ + XIMCallback destroy = { .client_data = NULL, .callback = ximdestroy }; + + if ((xw.ime.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) { + XSetLocaleModifiers("@im=local"); + if ((xw.ime.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) { + XSetLocaleModifiers("@im="); + if ((xw.ime.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) + die("XOpenIM failed. Could not open input device.\n"); + } + } + if (XSetIMValues(xw.ime.xim, XNDestroyCallback, &destroy, NULL) != NULL) + die("XSetIMValues failed. Could not set input method value.\n"); + xw.xic = XCreateIC(xw.ime.xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, + XNClientWindow, xw.win, XNFocusWindow, xw.win, NULL); + if (xw.xic == NULL) + die("XCreateIC failed. Could not obtain input method.\n"); + + xw.ime.spotlist = XVaCreateNestedList(0, XNSpotLocation, &xw.ime.spot, + NULL); +} + +void +ximinstantiate(Display *dpy, XPointer client, XPointer call) +{ + ximopen(dpy); + XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, + ximinstantiate, NULL); +} + +void +ximdestroy(XIM xim, XPointer client, XPointer call) +{ + xw.ime.xim = NULL; + XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, + ximinstantiate, NULL); + XFree(xw.ime.spotlist); +} + +void +xinit(int cols, int rows) { XGCValues gcvalues; Cursor cursor; @@ -878,13 +1076,13 @@ xinit(void) XColor xmousefg, xmousebg; if (!(xw.dpy = XOpenDisplay(NULL))) - die("Can't open display\n"); + 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"); + die("could not init fontconfig.\n"); usedfont = (opt_font == NULL)? font : opt_font; xloadfonts(usedfont, 0); @@ -894,8 +1092,8 @@ xinit(void) xloadcols(); /* adjust fixed window geometry */ - win.w = 2 * borderpx + term.col * win.cw; - win.h = 2 * borderpx + term.row * win.ch; + 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) @@ -905,7 +1103,7 @@ xinit(void) 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 + xw.attrs.event_mask = FocusChangeMask | KeyPressMask | KeyReleaseMask | ExposureMask | VisibilityChangeMask | StructureNotifyMask | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask; xw.attrs.colormap = xw.cmap; @@ -926,26 +1124,14 @@ xinit(void) 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 ((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) { - XSetLocaleModifiers("@im=local"); - if ((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) { - XSetLocaleModifiers("@im="); - if ((xw.xim = XOpenIM(xw.dpy, - NULL, NULL, NULL)) == NULL) { - die("XOpenIM failed. Could not open input" - " device.\n"); - } - } - } - xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing - | XIMStatusNothing, XNClientWindow, xw.win, - XNFocusWindow, xw.win, NULL); - if (xw.xic == NULL) - die("XCreateIC failed. Could not obtain input method.\n"); + ximopen(xw.dpy); /* white cursor, black outline */ cursor = XCreateFontCursor(xw.dpy, mouseshape); @@ -974,11 +1160,16 @@ xinit(void) XChangeProperty(xw.dpy, xw.win, xw.netwmpid, XA_CARDINAL, 32, PropModeReplace, (uchar *)&thispid, 1); + win.mode = MODE_NUMLOCK; resettitle(); - XMapWindow(xw.dpy, xw.win); 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; @@ -1082,17 +1273,17 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x fontpattern = FcFontSetMatch(0, fcsets, 1, fcpattern, &fcres); - /* - * Overwrite or create the new cache entry. - */ - if (frclen >= LEN(frc)) { - frclen = LEN(frc) - 1; - XftFontClose(xw.dpy, frc[frclen].font); - frc[frclen].unicodep = 0; + /* 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; @@ -1187,21 +1378,22 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i } } - if (base.mode & ATTR_REVERSE) { - temp = fg; - fg = bg; - bg = temp; - } - 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_BLINK && term.mode & MODE_BLINK) + 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) @@ -1210,15 +1402,16 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i /* Intelligent cleaning up of the borders. */ if (x == 0) { xclear(0, (y == 0)? 0 : winy, borderpx, - winy + win.ch + ((y >= term.row-1)? win.h : 0)); + winy + win.ch + + ((winy + win.ch >= borderpx + win.th)? win.h : 0)); } - if (x + charlen >= term.col) { + if (winx + width >= borderpx + win.tw) { xclear(winx + width, (y == 0)? 0 : winy, win.w, - ((y >= term.row-1)? win.h : (winy + win.ch))); + ((winy + win.ch >= borderpx + win.th)? win.h : (winy + win.ch))); } if (y == 0) xclear(winx, 0, winx + width, borderpx); - if (y == term.row-1) + 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. */ @@ -1260,42 +1453,27 @@ xdrawglyph(Glyph g, int x, int y) } void -xdrawcursor(void) +xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og) { - static int oldx = 0, oldy = 0; - int curx; - Glyph g = {' ', ATTR_NULL, defaultbg, defaultcs}, og; - int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN); Color drawcol; - LIMIT(oldx, 0, term.col-1); - LIMIT(oldy, 0, term.row-1); - - curx = term.c.x; - - /* adjust position if in dummy */ - if (term.line[oldy][oldx].mode & ATTR_WDUMMY) - oldx--; - if (term.line[term.c.y][curx].mode & ATTR_WDUMMY) - curx--; - /* remove the old cursor */ - og = term.line[oldy][oldx]; - if (ena_sel && selected(oldx, oldy)) + if (selected(ox, oy)) og.mode ^= ATTR_REVERSE; - xdrawglyph(og, oldx, oldy); + xdrawglyph(og, ox, oy); - g.u = term.line[term.c.y][term.c.x].u; - g.mode |= term.line[term.c.y][term.c.x].mode & - (ATTR_BOLD | ATTR_ITALIC | ATTR_UNDERLINE | ATTR_STRUCK); + 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; + if (IS_SET(MODE_REVERSE)) { g.mode |= ATTR_REVERSE; g.bg = defaultfg; - if (ena_sel && selected(term.c.x, term.c.y)) { + if (selected(cx, cy)) { drawcol = dc.col[defaultcs]; g.fg = defaultrcs; } else { @@ -1303,64 +1481,60 @@ xdrawcursor(void) g.fg = defaultcs; } } else { - if (ena_sel && selected(term.c.x, term.c.y)) { - drawcol = dc.col[defaultrcs]; + if (selected(cx, cy)) { g.fg = defaultfg; g.bg = defaultrcs; } else { - drawcol = dc.col[defaultcs]; + g.fg = defaultbg; + g.bg = defaultcs; } + drawcol = dc.col[g.bg]; } - if (IS_SET(MODE_HIDE)) - return; - /* draw the new one */ - if (win.state & WIN_FOCUSED) { + if (IS_SET(MODE_FOCUSED)) { switch (win.cursor) { - case 7: /* st extension: snowman */ - utf8decode("☃", &g.u, UTF_SIZ); + case 7: /* st extension: snowman (U+2603) */ + g.u = 0x2603; case 0: /* Blinking Block */ case 1: /* Blinking Block (Default) */ case 2: /* Steady Block */ - g.mode |= term.line[term.c.y][curx].mode & ATTR_WIDE; - xdrawglyph(g, term.c.x, term.c.y); + xdrawglyph(g, cx, cy); break; case 3: /* Blinking Underline */ case 4: /* Steady Underline */ XftDrawRect(xw.draw, &drawcol, - borderpx + curx * win.cw, - borderpx + (term.c.y + 1) * win.ch - \ + 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 + curx * win.cw, - borderpx + term.c.y * win.ch, + borderpx + cx * win.cw, + borderpx + cy * win.ch, cursorthickness, win.ch); break; } } else { XftDrawRect(xw.draw, &drawcol, - borderpx + curx * win.cw, - borderpx + term.c.y * win.ch, + borderpx + cx * win.cw, + borderpx + cy * win.ch, win.cw - 1, 1); XftDrawRect(xw.draw, &drawcol, - borderpx + curx * win.cw, - borderpx + term.c.y * win.ch, + borderpx + cx * win.cw, + borderpx + cy * win.ch, 1, win.ch - 1); XftDrawRect(xw.draw, &drawcol, - borderpx + (curx + 1) * win.cw - 1, - borderpx + term.c.y * win.ch, + borderpx + (cx + 1) * win.cw - 1, + borderpx + cy * win.ch, 1, win.ch - 1); XftDrawRect(xw.draw, &drawcol, - borderpx + curx * win.cw, - borderpx + (term.c.y + 1) * win.ch - 1, + borderpx + cx * win.cw, + borderpx + (cy + 1) * win.ch - 1, win.cw, 1); } - oldx = curx, oldy = term.c.y; } void @@ -1376,6 +1550,7 @@ void xsettitle(char *p) { XTextProperty prop; + DEFAULT(p, opt_title); Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, &prop); @@ -1384,10 +1559,46 @@ xsettitle(char *p) XFree(prop.value); } +int +xstartdraw(void) +{ + return IS_SET(MODE_VISIBLE); +} + void -draw(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) { - drawregion(0, 0, term.col, term.row); XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, win.w, win.h, 0, 0); XSetForeground(xw.dpy, dc.gc, @@ -1396,48 +1607,15 @@ draw(void) } void -drawregion(int x1, int y1, int x2, int y2) +xximspot(int x, int y) { - int i, x, y, ox, numspecs; - Glyph base, new; - XftGlyphFontSpec *specs; - int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN); - - if (!(win.state & WIN_VISIBLE)) + if (xw.ime.xic == NULL) return; - for (y = y1; y < y2; y++) { - if (!term.dirty[y]) - continue; - - term.dirty[y] = 0; + xw.ime.spot.x = borderpx + x * win.cw; + xw.ime.spot.y = borderpx + (y + 1) * win.ch; - specs = term.specbuf; - numspecs = xmakeglyphfontspecs(specs, &term.line[y][x1], x2 - x1, x1, y); - - i = ox = 0; - for (x = x1; x < x2 && i < numspecs; x++) { - new = term.line[y][x]; - if (new.mode == ATTR_WDUMMY) - continue; - if (ena_sel && selected(x, y)) - new.mode ^= ATTR_REVERSE; - if (i > 0 && ATTRCMP(base, new)) { - xdrawglyphfontspecs(specs, base, i, ox, y); - specs += i; - numspecs -= i; - i = 0; - } - if (i == 0) { - ox = x; - base = new; - } - i++; - } - if (i > 0) - xdrawglyphfontspecs(specs, base, i, ox, y); - } - xdrawcursor(); + XSetICValues(xw.ime.xic, XNPreeditAttributes, xw.ime.spotlist, NULL); } void @@ -1451,13 +1629,13 @@ visibility(XEvent *ev) { XVisibilityEvent *e = &ev->xvisibility; - MODBIT(win.state, e->state != VisibilityFullyObscured, WIN_VISIBLE); + MODBIT(win.mode, e->state != VisibilityFullyObscured, MODE_VISIBLE); } void unmap(XEvent *ev) { - win.state &= ~WIN_VISIBLE; + win.mode &= ~MODE_VISIBLE; } void @@ -1467,6 +1645,25 @@ xsetpointermotion(int set) 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) +{ + DEFAULT(cursor, 1); + if (!BETWEEN(cursor, 0, 6)) + return 1; + win.cursor = cursor; + return 0; +} + void xseturgency(int add) { @@ -1478,15 +1675,12 @@ xseturgency(int add) } void -xbell(int vol) -{ - XkbBell(xw.dpy, xw.win, vol, (Atom)NULL); -} - -unsigned long -xwinid(void) +xbell(void) { - return xw.win; + if (!(IS_SET(MODE_FOCUSED))) + xseturgency(1); + if (bellvolume) + XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL); } void @@ -1498,25 +1692,68 @@ focus(XEvent *ev) return; if (ev->type == FocusIn) { - XSetICFocus(xw.xic); - win.state |= WIN_FOCUSED; + XSetICFocus(xw.ime.xic); + win.mode |= MODE_FOCUSED; xseturgency(0); if (IS_SET(MODE_FOCUS)) - ttywrite("\033[I", 3); + ttywrite("\033[I", 3, 0); } else { - XUnsetICFocus(xw.xic); - win.state &= ~WIN_FOCUSED; + XUnsetICFocus(xw.ime.xic); + win.mode &= ~MODE_FOCUSED; if (IS_SET(MODE_FOCUS)) - ttywrite("\033[O", 3); + 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; - char buf[32], *customkey; + char buf[64], *customkey; int len; Rune c; Status status; @@ -1525,9 +1762,9 @@ kpress(XEvent *ev) if (IS_SET(MODE_KBDLOCK)) return; - len = XmbLookupString(xw.xic, e, buf, sizeof buf, &ksym, &status); + len = XmbLookupString(xw.ime.xic, e, buf, sizeof buf, &ksym, &status); /* 1. shortcuts */ - for (bp = shortcuts; bp < shortcuts + shortcutslen; bp++) { + for (bp = shortcuts; bp < shortcuts + LEN(shortcuts); bp++) { if (ksym == bp->keysym && match(bp->mod, e->state)) { bp->func(&(bp->arg)); return; @@ -1536,7 +1773,7 @@ kpress(XEvent *ev) /* 2. custom keys from config.h */ if ((customkey = kmap(ksym, e->state))) { - ttysend(customkey, strlen(customkey)); + ttywrite(customkey, strlen(customkey), 1); return; } @@ -1555,10 +1792,9 @@ kpress(XEvent *ev) len = 2; } } - ttysend(buf, len); + ttywrite(buf, len, 1); } - void cmessage(XEvent *e) { @@ -1568,14 +1804,13 @@ cmessage(XEvent *e) */ if (e->xclient.message_type == xw.xembed && e->xclient.format == 32) { if (e->xclient.data.l[1] == XEMBED_FOCUS_IN) { - win.state |= WIN_FOCUSED; + win.mode |= MODE_FOCUSED; xseturgency(0); } else if (e->xclient.data.l[1] == XEMBED_FOCUS_OUT) { - win.state &= ~WIN_FOCUSED; + win.mode &= ~MODE_FOCUSED; } } else if (e->xclient.data.l[0] == xw.wmdeletewin) { - /* Send SIGHUP to shell */ - kill(pid, SIGHUP); + ttyhangup(); exit(0); } } @@ -1587,7 +1822,6 @@ resize(XEvent *e) return; cresize(e->xconfigure.width, e->xconfigure.height); - ttyresize(); } void @@ -1597,6 +1831,7 @@ run(void) int w = win.w, h = win.h; fd_set rfd; int xfd = XConnectionNumber(xw.dpy), xev, blinkset = 0, dodraw = 0; + int ttyfd; struct timespec drawtimeout, *tv = NULL, now, last, lastblink; long deltatime; @@ -1616,29 +1851,28 @@ run(void) } } while (ev.type != MapNotify); + ttyfd = ttynew(opt_line, shell, opt_io, opt_cmd); cresize(w, h); - ttynew(); - ttyresize(); clock_gettime(CLOCK_MONOTONIC, &last); lastblink = last; for (xev = actionfps;;) { FD_ZERO(&rfd); - FD_SET(cmdfd, &rfd); + FD_SET(ttyfd, &rfd); FD_SET(xfd, &rfd); - if (pselect(MAX(xfd, cmdfd)+1, &rfd, NULL, NULL, tv, NULL) < 0) { + if (pselect(MAX(xfd, ttyfd)+1, &rfd, NULL, NULL, tv, NULL) < 0) { if (errno == EINTR) continue; die("select failed: %s\n", strerror(errno)); } - if (FD_ISSET(cmdfd, &rfd)) { + if (FD_ISSET(ttyfd, &rfd)) { ttyread(); if (blinktimeout) { blinkset = tattrset(ATTR_BLINK); if (!blinkset) - MODBIT(term.mode, 0, MODE_BLINK); + MODBIT(win.mode, 0, MODE_BLINK); } } @@ -1653,7 +1887,7 @@ run(void) dodraw = 0; if (blinktimeout && TIMEDIFF(now, lastblink) > blinktimeout) { tsetdirtattr(ATTR_BLINK); - term.mode ^= MODE_BLINK; + win.mode ^= MODE_BLINK; lastblink = now; dodraw = 1; } @@ -1677,7 +1911,7 @@ run(void) if (xev && !FD_ISSET(xfd, &rfd)) xev--; - if (!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) { + if (!FD_ISSET(ttyfd, &rfd) && !FD_ISSET(xfd, &rfd)) { if (blinkset) { if (TIMEDIFF(now, lastblink) \ > blinktimeout) { @@ -1699,6 +1933,19 @@ run(void) } } +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[]) { @@ -1744,23 +1991,26 @@ main(int argc, char *argv[]) opt_embed = EARGF(usage()); break; case 'v': - die("%s " VERSION " (c) 2010-2016 st engineers\n", argv0); + die("%s " VERSION "\n", argv0); break; default: usage(); } ARGEND; run: - if (argc > 0) { - /* eat all remaining arguments */ + if (argc > 0) /* eat all remaining arguments */ opt_cmd = argv; - if (!opt_title && !opt_line) - opt_title = basename(xstrdup(argv[0])); - } + + if (!opt_title) + opt_title = (opt_line || !opt_cmd) ? "st" : opt_cmd[0]; + setlocale(LC_CTYPE, ""); XSetLocaleModifiers(""); - tnew(MAX(cols, 1), MAX(rows, 1)); - xinit(); + cols = MAX(cols, 1); + rows = MAX(rows, 1); + tnew(cols, rows); + xinit(cols, rows); + xsetenv(); selinit(); run();