X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/ed68fe7dce2b21b4e0e595b99d47790e76812cb7..21e0d6e8b8d20903494386e7e6f43201b3761154:/x.c?ds=inline

diff --git a/x.c b/x.c
index 5828a3b..e5f1737 100644
--- a/x.c
+++ b/x.c
@@ -15,7 +15,7 @@
 #include <X11/Xft/Xft.h>
 #include <X11/XKBlib.h>
 
-static char *argv0;
+char *argv0;
 #include "arg.h"
 #include "st.h"
 #include "win.h"
@@ -29,9 +29,11 @@ typedef struct {
 } Shortcut;
 
 typedef struct {
-	uint b;
-	uint mask;
-	char *s;
+	uint mod;
+	uint button;
+	void (*func)(const Arg *);
+	const Arg arg;
+	uint  release;
 } MouseShortcut;
 
 typedef struct {
@@ -56,6 +58,7 @@ 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"
@@ -91,8 +94,12 @@ typedef struct {
 	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;
@@ -139,9 +146,10 @@ static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int);
 static void xdrawglyph(Glyph, int, int);
 static void xclear(int, int, int, int);
 static int xgeommasktogravity(int);
-static void ximopen(Display *);
+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);
@@ -163,6 +171,8 @@ static void kpress(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 *);
@@ -312,6 +322,12 @@ zoomreset(const Arg *arg)
 	}
 }
 
+void
+ttysend(const Arg *arg)
+{
+	ttywrite(arg->s, strlen(arg->s), 1);
+}
+
 int
 evcol(XEvent *e)
 {
@@ -332,7 +348,7 @@ void
 mousesel(XEvent *e, int done)
 {
 	int type, seltype = SEL_REGULAR;
-	uint state = e->xbutton.state & ~(Button1Mask | forceselmod);
+	uint state = e->xbutton.state & ~(Button1Mask | forcemousemod);
 
 	for (type = 1; type < LEN(selmasks); ++type) {
 		if (match(selmasks[type], state)) {
@@ -408,25 +424,51 @@ mousereport(XEvent *e)
 	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)
 {
 	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 + LEN(mshortcuts); ms++) {
-		if (e->xbutton.button == ms->b
-				&& match(ms->mask, e->xbutton.state)) {
-			ttywrite(ms->s, strlen(ms->s), 1);
-			return;
-		}
-	}
+	if (mouseaction(e, 0))
+		return;
 
 	if (e->xbutton.button == Button1) {
 		/*
@@ -642,21 +684,21 @@ xsetsel(char *str)
 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)
-		selpaste(NULL);
-	else if (e->xbutton.button == Button1)
+	if (mouseaction(e, 1))
+		return;
+	if (e->xbutton.button == Button1)
 		mousesel(e, 1);
 }
 
 void
 bmotion(XEvent *e)
 {
-	if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) {
+	if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) {
 		mousereport(e);
 		return;
 	}
@@ -999,41 +1041,58 @@ xunloadfonts(void)
 	xunloadfont(&dc.ibfont);
 }
 
-void
+int
 ximopen(Display *dpy)
 {
-	XIMCallback destroy = { .client_data = NULL, .callback = ximdestroy };
+	XIMCallback imdestroy = { .client_data = NULL, .callback = ximdestroy };
+	XICCallback icdestroy = { .client_data = NULL, .callback = xicdestroy };
 
-	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.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 (XSetIMValues(xw.xim, XNDestroyCallback, &destroy, NULL) != NULL)
-		die("XSetIMValues failed. Could not set input method value.\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");
+	if (xw.ime.xic == NULL)
+		fprintf(stderr, "XCreateIC: Could not create input context.\n");
+
+	return 1;
 }
 
 void
 ximinstantiate(Display *dpy, XPointer client, XPointer call)
 {
-	ximopen(dpy);
-	XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
-					ximinstantiate, NULL);
+	if (ximopen(dpy))
+		XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
+		                                 ximinstantiate, NULL);
 }
 
 void
 ximdestroy(XIM xim, XPointer client, XPointer call)
 {
-	xw.xim = NULL;
+	xw.ime.xim = NULL;
 	XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
-					ximinstantiate, NULL);
+	                               ximinstantiate, NULL);
+	XFree(xw.ime.spotlist);
+}
+
+int
+xicdestroy(XIC xim, XPointer client, XPointer call)
+{
+	xw.ime.xic = NULL;
+	return 1;
 }
 
 void
@@ -1101,7 +1160,10 @@ xinit(int cols, int rows)
 	xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);
 
 	/* input methods */
-	ximopen(xw.dpy);
+	if (!ximopen(xw.dpy)) {
+		XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
+	                                       ximinstantiate, NULL);
+	}
 
 	/* white cursor, black outline */
 	cursor = XCreateFontCursor(xw.dpy, mouseshape);
@@ -1132,8 +1194,8 @@ xinit(int cols, int rows)
 
 	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);
@@ -1579,11 +1641,13 @@ xfinishdraw(void)
 void
 xximspot(int x, int y)
 {
-	XPoint spot = { borderpx + x * win.cw, borderpx + (y + 1) * win.ch };
-	XVaNestedList attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
+	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.xic, XNPreeditAttributes, attr, NULL);
-	XFree(attr);
+	XSetICValues(xw.ime.xic, XNPreeditAttributes, xw.ime.spotlist, NULL);
 }
 
 void
@@ -1660,13 +1724,15 @@ focus(XEvent *ev)
 		return;
 
 	if (ev->type == FocusIn) {
-		XSetICFocus(xw.xic);
+		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 {
-		XUnsetICFocus(xw.xic);
+		if (xw.ime.xic)
+			XUnsetICFocus(xw.ime.xic);
 		win.mode &= ~MODE_FOCUSED;
 		if (IS_SET(MODE_FOCUS))
 			ttywrite("\033[O", 3, 0);
@@ -1721,7 +1787,7 @@ kpress(XEvent *ev)
 {
 	XKeyEvent *e = &ev->xkey;
 	KeySym ksym;
-	char buf[32], *customkey;
+	char buf[64], *customkey;
 	int len;
 	Rune c;
 	Status status;
@@ -1730,7 +1796,10 @@ kpress(XEvent *ev)
 	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 + LEN(shortcuts); bp++) {
 		if (ksym == bp->keysym && match(bp->mod, e->state)) {