sowm: Rounded corners

Makefile

@@ -10,7 +10,7 @@ config.h:
 	cp config.def.h config.h
 
 sowm:
-	$(CC) -O3 $(CFLAGS) -lX11 $(LDFLAGS) -o sowm sowm.c
+	$(CC) -O3 $(CFLAGS) -o sowm sowm.c -lX11 -lXext $(LDFLAGS) 
 
 install: all
 	install -Dm755 sowm $(DESTDIR)$(BINDIR)/sowm

config.def.h

@@ -2,8 +2,7 @@
 #define CONFIG_H
 
 #define MOD Mod4Mask
-#define TH  90
-#define TC  255 + (255<<8) + (255<<16)
+#define ROUND_CORNERS 20
 
 const char* menu[]    = {"dmenu_run",      0};
 const char* term[]    = {"st",             0};

sowm.c

@@ -1,14 +1,13 @@
 // sowm - An itsy bitsy floating window manager.
 
 #include <X11/Xlib.h>
-#include <X11/Xutil.h>
 #include <X11/XF86keysym.h>
 #include <X11/keysym.h>
 #include <X11/XKBlib.h>
+#include <X11/extensions/shape.h>
 #include <stdlib.h>
 #include <signal.h>
 #include <unistd.h>
-#include <string.h>
 
 #include "sowm.h"
 
@@ -33,27 +32,6 @@ static void (*events[LASTEvent])(XEvent *e) = {
 
 #include "config.h"
 
-void title_add(client *c) {
-    if (c->t) return;
-
-    XClassHint cl;
-    XGetClassHint(d, c->w, &cl);
-
-    if (!strcmp(cl.res_name, "no-title")) return;
-
-    win_size(c->w, &wx, &wy, &ww, &wh);
-    c->t = XCreateSimpleWindow(d, root, wx, wy - TH, ww, TH, 0, TC, TC);
-    XMapWindow(d, c->t);
-}
-
-void title_del(client *c) {
-    if (!c->t) return;
-
-    XUnmapWindow(d, c->t);
-    XDestroyWindow(d, c->t);
-    c->t = 0;
-}
-
 void win_focus(client *c) {
     cur = c;
     XSetInputFocus(d, cur->w, RevertToParent, CurrentTime);
@@ -74,11 +52,6 @@ void notify_enter(XEvent *e) {
 void notify_motion(XEvent *e) {
     if (!mouse.subwindow || cur->f) return;
 
-    if (mouse.subwindow == cur->t) {
-        mouse.subwindow = cur->w;
-        win_size(cur->w, &wx, &wy, &ww, &wh);
-    }
-
     while(XCheckTypedEvent(d, MotionNotify, e));
 
     int xd = e->xbutton.x_root - mouse.x_root;
@@ -89,11 +62,9 @@ void notify_motion(XEvent *e) {
         wy + (mouse.button == 1 ? yd : 0),
         MAX(1, ww + (mouse.button == 3 ? xd : 0)),
         MAX(1, wh + (mouse.button == 3 ? yd : 0)));
-
-    if (cur->t) XMoveResizeWindow(d, cur->t,
-        wx + (mouse.button == 1 ? xd : 0),
-        wy + (mouse.button == 1 ? yd : 0) - TH,
-        MAX(1, ww + (mouse.button == 3 ? xd : 0)), TH);
+  
+    if (mouse.button == 3)
+        win_round_corners(mouse.subwindow, ROUND_CORNERS);
 }
 
 void key_press(XEvent *e) {
@@ -150,7 +121,6 @@ void win_del(Window w) {
     if (x->next)      x->next->prev = x->prev;
     if (x->prev)      x->prev->next = x->next;
 
-    title_del(x);
     free(x);
     ws_save(ws);
 }
@@ -164,8 +134,6 @@ void win_center(const Arg arg) {
 
     win_size(cur->w, &(int){0}, &(int){0}, &ww, &wh);
     XMoveWindow(d, cur->w, (sw - ww) / 2, (sh - wh) / 2);
-
-    if (cur->t) XMoveWindow(d, cur->t, (sw - ww) / 2, (sh - wh - TH * 2) / 2);
 }
 
 void win_fs(const Arg arg) {
@@ -174,13 +142,45 @@ void win_fs(const Arg arg) {
     if ((cur->f = cur->f ? 0 : 1)) {
         win_size(cur->w, &cur->wx, &cur->wy, &cur->ww, &cur->wh);
         XMoveResizeWindow(d, cur->w, 0, 0, sw, sh);
-        XRaiseWindow(d, cur->w);
-        title_del(cur);
 
     } else {
         XMoveResizeWindow(d, cur->w, cur->wx, cur->wy, cur->ww, cur->wh);
-        title_add(cur);
     }
+  
+    win_round_corners(cur->w, cur->f ? 0 : ROUND_CORNERS);
+}
+
+void win_round_corners(Window w, int rad) {
+    unsigned int ww, wh, dia = 2 * rad;
+
+    win_size(w, &(int){1}, &(int){1}, &ww, &wh);
+
+    if (ww < dia || wh < dia) return;
+
+    Pixmap mask = XCreatePixmap(d, w, ww, wh, 1);
+
+    if (!mask) return;
+
+    XGCValues xgcv;
+    GC shape_gc = XCreateGC(d, mask, 0, &xgcv);
+
+    if (!shape_gc) {
+        XFreePixmap(d, mask);
+        return;
+    }
+
+    XSetForeground(d, shape_gc, 0);
+    XFillRectangle(d, mask, shape_gc, 0, 0, ww, wh);
+    XSetForeground(d, shape_gc, 1);
+    XFillArc(d, mask, shape_gc, 0, 0, dia, dia, 0, 23040);
+    XFillArc(d, mask, shape_gc, ww-dia-1, 0, dia, dia, 0, 23040);
+    XFillArc(d, mask, shape_gc, 0, wh-dia-1, dia, dia, 0, 23040);
+    XFillArc(d, mask, shape_gc, ww-dia-1, wh-dia-1, dia, dia, 0, 23040);
+    XFillRectangle(d, mask, shape_gc, rad, 0, ww-dia, wh);
+    XFillRectangle(d, mask, shape_gc, 0, rad, ww, wh-dia);
+    XShapeCombineMask(d, w, ShapeBounding, 0, 0, mask, ShapeSet);
+    XFreePixmap(d, mask);
+    XFreeGC(d, shape_gc);
 }
 
 void win_to_ws(const Arg arg) {
@@ -195,7 +195,6 @@ void win_to_ws(const Arg arg) {
     ws_sel(tmp);
     win_del(cur->w);
     XUnmapWindow(d, cur->w);
-    title_del(cur);
     ws_save(tmp);
 
     if (list) win_focus(list);
@@ -205,10 +204,6 @@ void win_prev(const Arg arg) {
     if (!cur) return;
 
     XRaiseWindow(d, cur->prev->w);
-
-    if (cur->prev->t)
-        XRaiseWindow(d, cur->prev->t);
-
     win_focus(cur->prev);
 }
 
@@ -216,10 +211,6 @@ void win_next(const Arg arg) {
     if (!cur) return;
 
     XRaiseWindow(d, cur->next->w);
-
-    if (cur->next->t)
-        XRaiseWindow(d, cur->next->t);
-
     win_focus(cur->next);
 }
 
@@ -231,17 +222,11 @@ void ws_go(const Arg arg) {
     ws_save(ws);
     ws_sel(arg.i);
 
-    for win {
-        XMapWindow(d, c->w);
-        title_add(c);
-    }
+    for win XMapWindow(d, c->w);
 
     ws_sel(tmp);
 
-    for win {
-        XUnmapWindow(d, c->w);
-        title_del(c);
-    }
+    for win XUnmapWindow(d, c->w);
 
     ws_sel(arg.i);
 
@@ -259,6 +244,8 @@ void configure_request(XEvent *e) {
         .sibling    = ev->above,
         .stack_mode = ev->detail
     });
+
+    win_round_corners(ev->window, ROUND_CORNERS);
 }
 
 void map_request(XEvent *e) {
@@ -271,9 +258,9 @@ void map_request(XEvent *e) {
 
     if (wx + wy == 0) win_center((Arg){0});
 
+    win_round_corners(w, ROUND_CORNERS);
     XMapWindow(d, w);
     win_focus(list->prev);
-    title_add(cur);
 }
 
 void run(const Arg arg) {

sowm.h

@@ -30,7 +30,7 @@ typedef struct client {
     struct client *next, *prev;
     int f, wx, wy;
     unsigned int ww, wh;
-    Window w, t;
+    Window w;
 } client;
 
 void button_press(XEvent *e);
@@ -43,8 +43,6 @@ void notify_destroy(XEvent *e);
 void notify_enter(XEvent *e);
 void notify_motion(XEvent *e);
 void run(const Arg arg);
-void title_add(client *c);
-void title_del(client *c);
 void win_add(Window w);
 void win_center(const Arg arg);
 void win_del(Window w);
@@ -53,6 +51,7 @@ void win_focus(client *c);
 void win_kill(const Arg arg);
 void win_prev(const Arg arg);
 void win_next(const Arg arg);
+void win_round_corners(Window w, int rad);
 void win_to_ws(const Arg arg);
 void ws_go(const Arg arg);