Implement hiding of the window frame

- Config option to set whether the frame is hidden on start
- Keyboard shortcut to toggle whether the frame is hidden or not

4 files changed, 44 insertions, 20 deletions

diff --git a/config.def.h b/config.def.h
index defa426..ccbba84 100644
--- a/config.def.h
+++ b/config.def.h
@@ -14,6 +14,7 @@ static const char titletrim[]   = "...";
 static const int  tabwidth      = 200;
 static const Bool foreground    = True;
 static       Bool urgentswitch  = False;
+static       Bool hideframe     = True;
 
 /*
  * Where to place a new tab when it is opened. When npisrelative is True,
@@ -62,5 +63,6 @@ static Key keys[] = {
 	{ MODKEY,               XK_u,      focusurgent, { 0 } },
 	{ MODKEY|ShiftMask,     XK_u,      toggle,      { .v = (void*) &urgentswitch } },
 
+	{ 0,                    XK_F10,    toggleframe, { 0 } },
 	{ 0,                    XK_F11,    fullscreen,  { 0 } },
 };
diff --git a/config.h b/config.h
index 90afef1..eb48ad7 100644
--- a/config.h
+++ b/config.h
@@ -14,6 +14,7 @@ static const char titletrim[]   = "...";
 static const int  tabwidth      = 200;
 static const Bool foreground    = True;
 static       Bool urgentswitch  = False;
+static       Bool hideframe     = True;
 
 /*
  * Where to place a new tab when it is opened. When npisrelative is True,
@@ -63,5 +64,6 @@ static Key keys[] = {
 	// { CTRLMODKEY,               XK_u,      focusurgent, { 0 } },
 	// { CTRLMODKEY|ShiftMask,     XK_u,      toggle,      { .v = (void*) &urgentswitch } },
 
+	{ 0,                    XK_F10,    toggleframe, { 0 } },
 	{ 0,                    XK_F11,    fullscreen,  { 0 } },
 };
diff --git a/tabbed.1 b/tabbed.1
index 1ad9336..311e048 100644
--- a/tabbed.1
+++ b/tabbed.1
@@ -126,6 +126,8 @@ an already existing tab.
 .B Alt\-[0..9]
 jumps to nth tab
 .TP
+.B F10
+Toggle window frame.
 .B F11
 Toggle fullscreen mode.
 .SH EXAMPLES
diff --git a/tabbed.c b/tabbed.c
index b81f269..26bf459 100644
--- a/tabbed.c
+++ b/tabbed.c
@@ -49,7 +49,7 @@
 
 enum { ColFG, ColBG, ColLast };       /* color */
 enum { WMProtocols, WMDelete, WMName, WMState, WMFullscreen,
-       XEmbed, WMSelectTab, WMLast }; /* default atoms */
+       XEmbed, WMSelectTab, WMMotifHints, WMLast }; /* default atoms */
 
 typedef union {
 	int i;
@@ -103,7 +103,7 @@ static void expose(const XEvent *e);
 static void focus(int c);
 static void focusin(const XEvent *e);
 static void focusonce(const Arg *arg);
-static void focusurgent(const Arg *arg);
+/* static void focusurgent(const Arg *arg); */
 static void fullscreen(const Arg *arg);
 static char *getatom(int a);
 static int getclient(Window w);
@@ -128,7 +128,8 @@ static void setup(void);
 static void sigchld(int unused);
 static void spawn(const Arg *arg);
 static int textnw(const char *text, unsigned int len);
-static void toggle(const Arg *arg);
+/* static void toggle(const Arg *arg); */
+static void toggleframe(const Arg *arg);
 static void unmanage(int c);
 static void unmapnotify(const XEvent *e);
 static void updatenumlockmask(void);
@@ -374,6 +375,7 @@ drawbar(void)
 		dc.x += dc.w;
 		clients[c]->tabx = dc.x;
 	}
+
 	XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, ww, bh, 0, 0);
 	XSync(dpy, False);
 }
@@ -509,21 +511,22 @@ focusonce(const Arg *arg)
 	nextfocus = True;
 }
 
-void
-focusurgent(const Arg *arg)
-{
-	int c;
-
-	if (sel < 0)
-		return;
-
-	for (c = (sel + 1) % nclients; c != sel; c = (c + 1) % nclients) {
-		if (clients[c]->urgent) {
-			focus(c);
-			return;
-		}
-	}
-}
+/* void
+ * focusurgent(const Arg *arg)
+ * {
+ * 	int c;
+ *
+ * 	if (sel < 0)
+ * 		return;
+ *
+ * 	for (c = (sel + 1) % nclients; c != sel; c = (c + 1) % nclients) {
+ * 		if (clients[c]->urgent) {
+ * 			focus(c);
+ * 			return;
+ * 		}
+ * 	}
+ * }
+ */
 
 void
 fullscreen(const Arg *arg)
@@ -998,6 +1001,7 @@ setup(void)
 	wmatom[WMSelectTab] = XInternAtom(dpy, "_TABBED_SELECT_TAB", False);
 	wmatom[WMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
 	wmatom[XEmbed] = XInternAtom(dpy, "_XEMBED", False);
+	wmatom[WMMotifHints] = XInternAtom(dpy, "_MOTIF_WM_HINTS", False);
 
 	/* init appearance */
 	wx = 0;
@@ -1074,6 +1078,10 @@ setup(void)
 
 	XSetWMProtocols(dpy, win, &wmatom[WMDelete], 1);
 
+	long hints[5] = {hideframe ? 2 : 0, 0, 0, 0, 0};
+	XChangeProperty(dpy, win, wmatom[WMMotifHints], XA_ATOM,
+	                32, PropModeReplace, (unsigned char *)&hints, 5);
+
 	snprintf(winid, sizeof(winid), "%lu", win);
 	setenv("XEMBED", winid, 1);
 
@@ -1120,10 +1128,20 @@ textnw(const char *text, unsigned int len)
 	return ext.xOff;
 }
 
+/* void
+ * toggle(const Arg *arg)
+ * {
+ *     *(Bool*) arg->v = !*(Bool*) arg->v;
+ * }
+ */
+
 void
-toggle(const Arg *arg)
+toggleframe(const Arg *arg)
 {
-    *(Bool*) arg->v = !*(Bool*) arg->v;
+	hideframe = !hideframe;
+	long hints[5] = {hideframe ? 2 : 0, 0, 0, 0, 0};
+	XChangeProperty(dpy, win, wmatom[WMMotifHints], XA_ATOM,
+	                32, PropModeReplace, (unsigned char *)&hints, 5);
 }
 
 void