gdk: introduce edge constraint states

These states will be consumed by GtkWindow in order to
have better edge management on tiling situations. Their
values are supplied by the compositor, and will be send
through and X11 Atom or a Wayland protocol extension.

https://bugzilla.gnome.org/show_bug.cgi?id=783669

diff --git a/gdk/gdkevents.h b/gdk/gdkevents.h
index 405ccc186446a62b2cc1f74b7e45bf9cf9d44878..e46db4202f94f4d67a9f4ba2a8c056105ef789c9 100644 (file)
--- a/gdk/gdkevents.h
+++ b/gdk/gdkevents.h
@@ -520,21 +520,38 @@ typedef enum
  * @GDK_WINDOW_STATE_ABOVE: the window is kept above other windows.
  * @GDK_WINDOW_STATE_BELOW: the window is kept below other windows.
  * @GDK_WINDOW_STATE_FOCUSED: the window is presented as focused (with active decorations).
- * @GDK_WINDOW_STATE_TILED: the window is in a tiled state, Since 3.10
+ * @GDK_WINDOW_STATE_TILED: the window is in a tiled state, Since 3.10. Since 3.91.2, this
+ *                          is deprecated in favor of per-edge information.
+ * @GDK_WINDOW_STATE_TOP_TILED: whether the top edge is tiled, Since 3.91.2
+ * @GDK_WINDOW_STATE_TOP_RESIZABLE: whether the top edge is resizable, Since 3.91.2
+ * @GDK_WINDOW_STATE_RIGHT_TILED: whether the right edge is tiled, Since 3.91.2
+ * @GDK_WINDOW_STATE_RIGHT_RESIZABLE: whether the right edge is resizable, Since 3.91.2
+ * @GDK_WINDOW_STATE_BOTTOM_TILED: whether the bottom edge is tiled, Since 3.91.2
+ * @GDK_WINDOW_STATE_BOTTOM_RESIZABLE: whether the bottom edge is resizable, Since 3.91.2
+ * @GDK_WINDOW_STATE_LEFT_TILED: whether the left edge is tiled, Since 3.91.2
+ * @GDK_WINDOW_STATE_LEFT_RESIZABLE: whether the left edge is resizable, Since 3.91.2
  *
  * Specifies the state of a toplevel window.
  */
 typedef enum
 {
-  GDK_WINDOW_STATE_WITHDRAWN  = 1 << 0,
-  GDK_WINDOW_STATE_ICONIFIED  = 1 << 1,
-  GDK_WINDOW_STATE_MAXIMIZED  = 1 << 2,
-  GDK_WINDOW_STATE_STICKY     = 1 << 3,
-  GDK_WINDOW_STATE_FULLSCREEN = 1 << 4,
-  GDK_WINDOW_STATE_ABOVE      = 1 << 5,
-  GDK_WINDOW_STATE_BELOW      = 1 << 6,
-  GDK_WINDOW_STATE_FOCUSED    = 1 << 7,
-  GDK_WINDOW_STATE_TILED      = 1 << 8
+  GDK_WINDOW_STATE_WITHDRAWN        = 1 << 0,
+  GDK_WINDOW_STATE_ICONIFIED        = 1 << 1,
+  GDK_WINDOW_STATE_MAXIMIZED        = 1 << 2,
+  GDK_WINDOW_STATE_STICKY           = 1 << 3,
+  GDK_WINDOW_STATE_FULLSCREEN       = 1 << 4,
+  GDK_WINDOW_STATE_ABOVE            = 1 << 5,
+  GDK_WINDOW_STATE_BELOW            = 1 << 6,
+  GDK_WINDOW_STATE_FOCUSED          = 1 << 7,
+  GDK_WINDOW_STATE_TILED            = 1 << 8,
+  GDK_WINDOW_STATE_TOP_TILED        = 1 << 9,
+  GDK_WINDOW_STATE_TOP_RESIZABLE    = 1 << 10,
+  GDK_WINDOW_STATE_RIGHT_TILED      = 1 << 11,
+  GDK_WINDOW_STATE_RIGHT_RESIZABLE  = 1 << 12,
+  GDK_WINDOW_STATE_BOTTOM_TILED     = 1 << 13,
+  GDK_WINDOW_STATE_BOTTOM_RESIZABLE = 1 << 14,
+  GDK_WINDOW_STATE_LEFT_TILED       = 1 << 15,
+  GDK_WINDOW_STATE_LEFT_RESIZABLE   = 1 << 16
 } GdkWindowState;
 
 /**