/* See LICENSE for license details. */
#include <errno.h>
+#include <math.h>
+#include <limits.h>
#include <locale.h>
#include <signal.h>
-#include <stdint.h>
#include <sys/select.h>
#include <time.h>
#include <unistd.h>
#include <libgen.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
-#include <X11/Xutil.h>
#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/Xft/Xft.h>
#include <X11/XKBlib.h>
+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|1<<14)
+
+/* 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;
- Atom xembed, wmdeletewin, netwmname, netwmpid;
- XIM xim;
- XIC xic;
+ 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 depth; /* bit depth */
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;
} XSelection;
/* Font structure */
+#define Font Font_
typedef struct {
int height;
int width;
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 int ximopen(Display *);
+static void ximinstantiate(Display *, XPointer, XPointer);
+static void ximdestroy(XIM, XPointer, XPointer);
+static int xicdestroy(XIC, 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(const 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 *);
static void cmessage(XEvent *);
static void resize(XEvent *);
static void focus(XEvent *);
+static uint buttonmask(uint);
+static int mouseaction(XEvent *, uint);
static void brelease(XEvent *);
static void bpress(XEvent *);
static void bmotion(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,
static DC dc;
static XWindow xw;
static XSelection xsel;
+static TermWindow win;
/* Font Ring Cache */
enum {
} 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_alpha = NULL;
+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 uint buttons; /* bit field of pressed buttons */
+
+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;
+
+ clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
+ XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard,
+ xw.win, CurrentTime);
+}
- sel.alt = IS_SET(MODE_ALTSCREEN);
+void
+selpaste(const Arg *dummy)
+{
+ XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY,
+ xw.win, CurrentTime);
+}
- sel.oe.x = x2col(e->xbutton.x);
- sel.oe.y = y2row(e->xbutton.y);
- selnormalize();
+void
+numlock(const Arg *dummy)
+{
+ win.mode ^= MODE_NUMLOCK;
+}
- sel.type = SEL_REGULAR;
- for (type = 1; type < selmaskslen; ++type) {
+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;
+}
+
+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, btn, code;
+ int x = evcol(e), y = evrow(e);
+ int state = e->xbutton.state;
char buf[40];
static int ox, oy;
- /* from urxvt */
- if (e->xbutton.type == MotionNotify) {
+ if (e->type == MotionNotify) {
if (x == ox && y == oy)
return;
if (!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY))
return;
- /* MOUSE_MOTION: no reporting if no button is pressed */
- if (IS_SET(MODE_MOUSEMOTION) && oldbutton == 3)
+ /* MODE_MOUSEMOTION: no reporting if no button is pressed */
+ if (IS_SET(MODE_MOUSEMOTION) && buttons == 0)
return;
-
- button = oldbutton + 32;
- ox = x;
- oy = y;
+ /* 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 {
- if (!IS_SET(MODE_MOUSESGR) && e->xbutton.type == ButtonRelease) {
- button = 3;
- } else {
- button -= Button1;
- if (button >= 3)
- button += 64 - 3;
- }
- if (e->xbutton.type == ButtonPress) {
- oldbutton = button;
- ox = x;
- oy = y;
- } else if (e->xbutton.type == ButtonRelease) {
- oldbutton = 3;
+ 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;
- if (button == 64 || button == 65)
+ /* 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)) {
- button += ((state & ShiftMask ) ? 4 : 0)
- + ((state & Mod4Mask ) ? 8 : 0)
- + ((state & ControlMask) ? 16 : 0);
+ 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",
- button, x+1, y+1,
- e->xbutton.type == ButtonRelease ? 'm' : 'M');
+ 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+button, 32+x+1, 32+y+1);
+ 32+code, 32+x+1, 32+y+1);
} else {
return;
}
- ttywrite(buf, len);
+ 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;
+}
+
+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);
+
+ 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
bpress(XEvent *e)
{
+ int btn = e->xbutton.button;
struct timespec now;
- MouseShortcut *ms;
+ int snap;
- if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) {
+ if (1 <= btn && btn <= 11)
+ buttons |= 1 << (btn-1);
+
+ 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 (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 (mouseaction(e, 0))
+ return;
+ if (btn == Button1) {
/*
* 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)
{
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;
}
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;
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
*/
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",
}
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);
+ selclear();
+}
+
+void
+xsetsel(char *str)
+{
+ setsel(str, CurrentTime);
}
void
brelease(XEvent *e)
{
- if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) {
+ int btn = e->xbutton.button;
+
+ if (1 <= btn && btn <= 11)
+ buttons &= ~(1 << (btn-1));
+
+ 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 (btn == 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;
+
+ if (width != 0)
+ win.w = width;
+ if (height != 0)
+ win.h = height;
- sel.mode = SEL_READY;
- oldey = sel.oe.y;
- oldex = sel.oe.x;
- oldsby = sel.nb.y;
- oldsey = sel.ne.y;
- getbuttoninfo(e);
+ col = (win.w - 2 * borderpx) / win.cw;
+ row = (win.h - 2 * borderpx) / win.ch;
+ col = MAX(1, col);
+ row = MAX(1, row);
- if (oldey != sel.oe.y || oldex != sel.oe.x)
- tsetdirt(MIN(sel.nb.y, oldsby), MAX(sel.ne.y, oldsey));
+ 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));
+ xw.depth);
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
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);
}
+
+ /* set alpha value of bg color */
+ if (opt_alpha)
+ alpha = strtof(opt_alpha, NULL);
+ dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha);
+ dc.col[defaultbg].pixel &= 0x00FFFFFF;
+ dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24;
loaded = 1;
}
+int
+xgetcolor(int x, unsigned char *r, unsigned char *g, unsigned char *b)
+{
+ if (!BETWEEN(x, 0, dc.collen))
+ return 1;
+
+ *r = dc.col[x].color.red >> 8;
+ *g = dc.col[x].color.green >> 8;
+ *b = dc.col[x].color.blue >> 8;
+
+ return 0;
+}
+
int
xsetcolorname(int x, const char *name)
{
if (!BETWEEN(x, 0, dc.collen))
return 1;
-
if (!xloadcolor(x, name, &ncolor))
return 1;
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;
}
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);
}
}
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);
}
}
}
void
-xloadfonts(char *fontstr, double fontsize)
+xloadfonts(const char *fontstr, double fontsize)
{
FcPattern *pattern;
double fontval;
- float ceilf(float);
- if (fontstr[0] == '-') {
+ if (fontstr[0] == '-')
pattern = XftXlfdParse(fontstr, False, False);
- } else {
- pattern = FcNameParse((FcChar8 *)fontstr);
- }
+ else
+ pattern = FcNameParse((const 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);
}
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,
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);
}
xunloadfont(&dc.ibfont);
}
+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;
+}
+
+void
+ximinstantiate(Display *dpy, XPointer client, XPointer call)
+{
+ if (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);
+}
+
+int
+xicdestroy(XIC xim, XPointer client, XPointer call)
+{
+ xw.ime.xic = NULL;
+ return 1;
+}
+
void
-xinit(void)
+xinit(int cols, int rows)
{
XGCValues gcvalues;
Cursor cursor;
Window parent;
pid_t thispid = getpid();
XColor xmousefg, xmousebg;
+ XWindowAttributes attr;
+ XVisualInfo vis;
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);
+
+ if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) {
+ parent = XRootWindow(xw.dpy, xw.scr);
+ xw.depth = 32;
+ } else {
+ XGetWindowAttributes(xw.dpy, parent, &attr);
+ xw.depth = attr.depth;
+ }
+
+ XMatchVisualInfo(xw.dpy, xw.scr, xw.depth, TrueColor, &vis);
+ xw.vis = vis.visual;
/* 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);
/* colors */
- xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
+ xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None);
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)
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;
- if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
- parent = XRootWindow(xw.dpy, xw.scr);
xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
- win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
+ win.w, win.h, 0, xw.depth, InputOutput,
xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
| CWEventMask | CWColormap, &xw.attrs);
memset(&gcvalues, 0, sizeof(gcvalues));
gcvalues.graphics_exposures = False;
- dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures,
- &gcvalues);
- xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
- DefaultDepth(xw.dpy, xw.scr));
+ xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth);
+ dc.gc = XCreateGC(xw.dpy, xw.buf, GCGraphicsExposures, &gcvalues);
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");
- }
- }
+ if (!ximopen(xw.dpy)) {
+ XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
+ ximinstantiate, NULL);
}
- 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");
/* white cursor, black outline */
cursor = XCreateFontCursor(xw.dpy, mouseshape);
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();
- 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;
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;
}
}
- 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)
/* 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. */
/* Render underline and strikethrough. */
if (base.mode & ATTR_UNDERLINE) {
- XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent + 1,
+ 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 / 3,
+ XftDrawRect(xw.draw, fg, winx, winy + 2 * dc.font.ascent * chscale / 3,
width, 1);
}
}
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 {
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 */
+ g.u = 0x2603; /* snowman (U+2603) */
+ /* FALLTHROUGH */
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
setenv("WINDOWID", buf, 1);
}
+void
+xseticontitle(char *p)
+{
+ XTextProperty prop;
+ DEFAULT(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);
- Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
- &prop);
+ 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
-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,
}
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;
-
- specs = term.specbuf;
- numspecs = xmakeglyphfontspecs(specs, &term.line[y][x1], x2 - x1, x1, y);
+ xw.ime.spot.x = borderpx + x * win.cw;
+ xw.ime.spot.y = borderpx + (y + 1) * win.ch;
- 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
{
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
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)
{
}
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
return;
if (ev->type == FocusIn) {
- XSetICFocus(xw.xic);
- win.state |= WIN_FOCUSED;
+ if (xw.ime.xic)
+ 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;
+ if (xw.ime.xic)
+ 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
{
XKeyEvent *e = &ev->xkey;
KeySym ksym;
- char buf[32], *customkey;
+ char buf[64], *customkey;
int len;
Rune c;
Status status;
if (IS_SET(MODE_KBDLOCK))
return;
- len = XmbLookupString(xw.xic, e, buf, sizeof buf, &ksym, &status);
+ if (xw.ime.xic)
+ len = XmbLookupString(xw.ime.xic, e, buf, sizeof buf, &ksym, &status);
+ else
+ len = XLookupString(e, buf, sizeof buf, &ksym, NULL);
/* 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;
/* 2. custom keys from config.h */
if ((customkey = kmap(ksym, e->state))) {
- ttysend(customkey, strlen(customkey));
+ ttywrite(customkey, strlen(customkey), 1);
return;
}
len = 2;
}
}
- ttysend(buf, len);
+ ttywrite(buf, len, 1);
}
-
void
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);
}
}
return;
cresize(e->xconfigure.width, e->xconfigure.height);
- ttyresize();
}
void
XEvent ev;
int w = win.w, h = win.h;
fd_set rfd;
- int xfd = XConnectionNumber(xw.dpy), xev, blinkset = 0, dodraw = 0;
- struct timespec drawtimeout, *tv = NULL, now, last, lastblink;
- long deltatime;
+ int xfd = XConnectionNumber(xw.dpy), ttyfd, xev, drawing;
+ struct timespec seltv, *tv, now, lastblink, trigger;
+ double timeout;
/* Waiting for window mapping */
do {
}
} 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;;) {
+ for (timeout = -1, drawing = 0, lastblink = (struct timespec){0};;) {
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 (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));
}
- if (FD_ISSET(cmdfd, &rfd)) {
- ttyread();
- if (blinktimeout) {
- blinkset = tattrset(ATTR_BLINK);
- if (!blinkset)
- MODBIT(term.mode, 0, MODE_BLINK);
- }
- }
+ clock_gettime(CLOCK_MONOTONIC, &now);
- if (FD_ISSET(xfd, &rfd))
- xev = actionfps;
+ if (FD_ISSET(ttyfd, &rfd))
+ ttyread();
- clock_gettime(CLOCK_MONOTONIC, &now);
- drawtimeout.tv_sec = 0;
- drawtimeout.tv_nsec = (1000 * 1E6)/ xfps;
- tv = &drawtimeout;
-
- dodraw = 0;
- if (blinktimeout && TIMEDIFF(now, lastblink) > blinktimeout) {
- tsetdirtattr(ATTR_BLINK);
- term.mode ^= MODE_BLINK;
- lastblink = now;
- dodraw = 1;
- }
- deltatime = TIMEDIFF(now, last);
- if (deltatime > 1000 / (xev ? xfps : actionfps)) {
- dodraw = 1;
- last = now;
+ 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);
}
- if (dodraw) {
- while (XPending(xw.dpy)) {
- 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 */
+ }
- draw();
- XFlush(xw.dpy);
-
- if (xev && !FD_ISSET(xfd, &rfd))
- xev--;
- if (!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) {
- if (blinkset) {
- if (TIMEDIFF(now, lastblink) \
- > blinktimeout) {
- drawtimeout.tv_nsec = 1000;
- } else {
- drawtimeout.tv_nsec = (1E6 * \
- (blinktimeout - \
- TIMEDIFF(now,
- lastblink)));
- }
- drawtimeout.tv_sec = \
- drawtimeout.tv_nsec / 1E9;
- drawtimeout.tv_nsec %= (long)1E9;
- } else {
- tv = NULL;
- }
+ /* 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;
- win.cursor = cursorshape;
+ xsetcursor(cursorshape);
ARGBEGIN {
case 'a':
allowaltscreen = 0;
break;
+ case 'A':
+ opt_alpha = EARGF(usage());
+ break;
case 'c':
opt_class = EARGF(usage());
break;
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();