Openbox Rounded Corners patch

openbox-3.6.2-rounded-corners.patch

diff --git a/openbox/config.c b/openbox/config.c
index dad5d1bf..a387335c 100644
--- a/openbox/config.c
+++ b/openbox/config.c
@@ -48,6 +48,8 @@ StrutPartial config_margins;
 gchar   *config_theme;
 gboolean config_theme_keepborder;
 guint    config_theme_window_list_icon_size;
+guint    config_theme_cornerradius;
+gboolean config_theme_menuradius;

 gchar   *config_title_layout;

@@ -719,6 +721,10 @@ static void parse_theme(xmlNodePtr node, gpointer d)
         else if (config_theme_window_list_icon_size > 96)
             config_theme_window_list_icon_size = 96;
     }
+    if ((n = obt_xml_find_node(node, "cornerRadius"))) {
+	config_theme_cornerradius = obt_xml_node_int(n);
+	obt_xml_attr_bool(n, "menu", &config_theme_menuradius);
+    }

     for (n = obt_xml_find_node(node, "font");
          n;
@@ -1098,6 +1104,8 @@ void config_startup(ObtXmlInst *i)
     config_title_layout = g_strdup("NLIMC");
     config_theme_keepborder = TRUE;
     config_theme_window_list_icon_size = 36;
+    config_theme_cornerradius = 0;
+    config_theme_menuradius = TRUE;

     config_font_activewindow = NULL;
     config_font_inactivewindow = NULL;
diff --git a/openbox/config.h b/openbox/config.h
index 96a66cf1..5622d059 100644
--- a/openbox/config.h
+++ b/openbox/config.h
@@ -152,6 +152,10 @@ extern gchar *config_title_layout;
 extern gboolean config_animate_iconify;
 /*! Size of icons in focus switching dialogs */
 extern guint config_theme_window_list_icon_size;
+/*! Display rounded corners for decorated windows */
+extern guint config_theme_cornerradius;
+/*! Display rounded corners for root and client-list menus */
+extern gboolean config_theme_menuradius;

 /*! The font for the active window's title */
 extern RrFont *config_font_activewindow;
diff --git a/openbox/frame.c b/openbox/frame.c
index 89669726..1539717c 100644
--- a/openbox/frame.c
+++ b/openbox/frame.c
@@ -334,6 +334,51 @@ void frame_adjust_shape(ObFrame *self)
 #endif
 }

+void frame_round_corners(Window window)
+{
+    XWindowAttributes win_attr;
+    XGetWindowAttributes(obt_display, window, &win_attr);
+
+    // If this returns null, the window is invalid.
+    if(!XGetWindowAttributes(obt_display, window, &win_attr))
+        return;
+
+    int width = win_attr.border_width * 2 + win_attr.width;
+    int height = win_attr.border_width * 2 + win_attr.height;
+    int rad = config_theme_cornerradius;
+    int dia = 2 * rad;
+
+    // do not try to round if the window would be smaller than the corners
+    if(width < dia || height < dia)
+        return;
+
+    Pixmap mask = XCreatePixmap(obt_display, window, width, height, 1);
+    // if this returns null, the mask is not drawable
+    if(!mask)
+        return;
+
+    XGCValues xgcv;
+    GC shape_gc = XCreateGC(obt_display, mask, 0, &xgcv);
+    if(!shape_gc) {
+        XFreePixmap(obt_display, mask);
+        return;
+    }
+
+    XSetForeground(obt_display, shape_gc, 0);
+    XFillRectangle(obt_display, mask, shape_gc, 0, 0, width, height);
+    XSetForeground(obt_display, shape_gc, 1);
+    XFillArc(obt_display, mask, shape_gc, 0, 0, dia, dia, 0, 23040);
+    XFillArc(obt_display, mask, shape_gc, width-dia-1, 0, dia, dia, 0, 23040);
+    XFillArc(obt_display, mask, shape_gc, 0, height-dia-1, dia, dia, 0, 23040);
+    XFillArc(obt_display, mask, shape_gc, width-dia-1, height-dia-1, dia, dia,
+        0, 23040);
+    XFillRectangle(obt_display, mask, shape_gc, rad, 0, width-dia, height);
+    XFillRectangle(obt_display, mask, shape_gc, 0, rad, width, height-dia);
+    XShapeCombineMask(obt_display, window, ShapeBounding, 0-win_attr.border_width, 0-win_attr.border_width, mask, ShapeSet);
+    XFreePixmap(obt_display, mask);
+    XFreeGC(obt_display, shape_gc);
+}
+
 void frame_adjust_area(ObFrame *self, gboolean moved,
                        gboolean resized, gboolean fake)
 {
@@ -857,7 +902,6 @@ void frame_adjust_area(ObFrame *self, gboolean moved,

         if (resized) {
             self->need_render = TRUE;
-            framerender_frame(self);
             frame_adjust_shape(self);
         }

@@ -884,7 +928,9 @@ void frame_adjust_area(ObFrame *self, gboolean moved,
     {
         XResizeWindow(obt_display, self->label, self->label_width,
                       ob_rr_theme->label_height);
+	self->need_render = TRUE;
     }
+    framerender_frame(self);
 }

 static void frame_adjust_cursors(ObFrame *self)
@@ -958,6 +1004,8 @@ void frame_adjust_client_area(ObFrame *self)
     XMoveResizeWindow(obt_display, self->backfront, 0, 0,
                       self->client->area.width,
                       self->client->area.height);
+    self->need_render = TRUE;
+    framerender_frame(self);
 }

 void frame_adjust_state(ObFrame *self)
diff --git a/openbox/framerender.c b/openbox/framerender.c
index 094d5962..54046580 100644
--- a/openbox/framerender.c
+++ b/openbox/framerender.c
@@ -21,6 +21,7 @@
 #include "openbox.h"
 #include "screen.h"
 #include "client.h"
+#include "config.h"
 #include "framerender.h"
 #include "obrender/theme.h"

@@ -42,6 +43,14 @@ void framerender_frame(ObFrame *self)
         return;
     self->need_render = FALSE;

+    if (config_theme_cornerradius &&
+            !self->client->fullscreen &&
+            !self->client->max_horz &&
+            !self->client->max_vert &&
+            !self->client->shaped &&
+            !(self->client->type == OB_CLIENT_TYPE_DOCK))
+        frame_round_corners(self->window);
+
     {
         gulong px;

diff --git a/openbox/menuframe.c b/openbox/menuframe.c
index c37fdcc5..f598cf15 100644
--- a/openbox/menuframe.c
+++ b/openbox/menuframe.c
@@ -17,6 +17,7 @@
    See the COPYING file for a copy of the GNU General Public License.
 */

+#include "frame.h"
 #include "menuframe.h"
 #include "client.h"
 #include "menu.h"
@@ -845,6 +846,9 @@ void menu_frame_render(ObMenuFrame *self)

     RECT_SET_SIZE(self->area, w, h);

+    if (config_theme_menuradius)
+        frame_round_corners(self->window);
+
     XFlush(obt_display);
 }