[gtk+] broadway: Add raise/lower ops

[Alexander Larsson <alexl src gnome org>]

commit d8c17d0739283f19d79c24ffe7ed2985b560fb9b
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Nov 12 12:23:58 2013 +0100

    broadway: Add raise/lower ops

 gdk/broadway/broadway-output.c   |   14 ++++++++++++++
 gdk/broadway/broadway-output.h   |    4 ++++
 gdk/broadway/broadway-protocol.h |    2 ++
 gdk/broadway/broadway-server.c   |   38 +++++++++++++++++++++++++++++++++++++-
 gdk/broadway/broadway-server.h   |    4 ++++
 gdk/broadway/broadway.js         |   32 ++++++++++++++++++++++++++------
 6 files changed, 87 insertions(+), 7 deletions(-)
---
diff --git a/gdk/broadway/broadway-output.c b/gdk/broadway/broadway-output.c
index e77be33..42ad59f 100644
--- a/gdk/broadway/broadway-output.c
+++ b/gdk/broadway/broadway-output.c
@@ -217,6 +217,20 @@ broadway_output_hide_surface(BroadwayOutput *output,  int id)
 }
 
 void
+broadway_output_raise_surface(BroadwayOutput *output,  int id)
+{
+  write_header (output, BROADWAY_OP_RAISE_SURFACE);
+  append_uint16 (output, id);
+}
+
+void
+broadway_output_lower_surface(BroadwayOutput *output,  int id)
+{
+  write_header (output, BROADWAY_OP_LOWER_SURFACE);
+  append_uint16 (output, id);
+}
+
+void
 broadway_output_destroy_surface(BroadwayOutput *output,  int id)
 {
   write_header (output, BROADWAY_OP_DESTROY_SURFACE);
diff --git a/gdk/broadway/broadway-output.h b/gdk/broadway/broadway-output.h
index 88841ea..6d6bb61 100644
--- a/gdk/broadway/broadway-output.h
+++ b/gdk/broadway/broadway-output.h
@@ -37,6 +37,10 @@ void            broadway_output_show_surface    (BroadwayOutput *output,
                                                 int             id);
 void            broadway_output_hide_surface    (BroadwayOutput *output,
                                                 int             id);
+void            broadway_output_raise_surface   (BroadwayOutput *output,
+                                                 int             id);
+void            broadway_output_lower_surface   (BroadwayOutput *output,
+                                                 int             id);
 void            broadway_output_destroy_surface (BroadwayOutput *output,
                                                 int             id);
 void            broadway_output_move_resize_surface (BroadwayOutput *output,
diff --git a/gdk/broadway/broadway-protocol.h b/gdk/broadway/broadway-protocol.h
index d42625f..5fffd6c 100644
--- a/gdk/broadway/broadway-protocol.h
+++ b/gdk/broadway/broadway-protocol.h
@@ -31,6 +31,8 @@ typedef enum {
   BROADWAY_OP_NEW_SURFACE = 's',
   BROADWAY_OP_SHOW_SURFACE = 'S',
   BROADWAY_OP_HIDE_SURFACE = 'H',
+  BROADWAY_OP_RAISE_SURFACE = 'r',
+  BROADWAY_OP_LOWER_SURFACE = 'R',
   BROADWAY_OP_DESTROY_SURFACE = 'd',
   BROADWAY_OP_MOVE_RESIZE = 'm',
   BROADWAY_OP_SET_TRANSIENT_FOR = 'p',
diff --git a/gdk/broadway/broadway-server.c b/gdk/broadway/broadway-server.c
index ae88cce..30b232d 100644
--- a/gdk/broadway/broadway-server.c
+++ b/gdk/broadway/broadway-server.c
@@ -1360,6 +1360,42 @@ broadway_server_window_hide (BroadwayServer *server,
 }
 
 void
+broadway_server_window_raise (BroadwayServer *server,
+                              gint id)
+{
+  BroadwayWindow *window;
+
+  window = g_hash_table_lookup (server->id_ht,
+                               GINT_TO_POINTER (id));
+  if (window == NULL)
+    return;
+
+  server->toplevels = g_list_remove (server->toplevels, window);
+  server->toplevels = g_list_append (server->toplevels, window);
+
+  if (server->output)
+    broadway_output_raise_surface (server->output, window->id);
+}
+
+void
+broadway_server_window_lower (BroadwayServer *server,
+                              gint id)
+{
+  BroadwayWindow *window;
+
+  window = g_hash_table_lookup (server->id_ht,
+                               GINT_TO_POINTER (id));
+  if (window == NULL)
+    return;
+
+  server->toplevels = g_list_remove (server->toplevels, window);
+  server->toplevels = g_list_prepend (server->toplevels, window);
+
+  if (server->output)
+    broadway_output_lower_surface (server->output, window->id);
+}
+
+void
 broadway_server_window_set_transient_for (BroadwayServer *server,
                                          gint id, gint parent)
 {
@@ -1646,7 +1682,7 @@ broadway_server_new_window (BroadwayServer *server,
                       GINT_TO_POINTER (window->id),
                       window);
 
-  server->toplevels = g_list_prepend (server->toplevels, window);
+  server->toplevels = g_list_append (server->toplevels, window);
 
   if (server->output)
     broadway_output_new_surface (server->output,
diff --git a/gdk/broadway/broadway-server.h b/gdk/broadway/broadway-server.h
index e5a3718..c073c98 100644
--- a/gdk/broadway/broadway-server.h
+++ b/gdk/broadway/broadway-server.h
@@ -58,6 +58,10 @@ gboolean            broadway_server_window_show              (BroadwayServer   *
                                                              gint              id);
 gboolean            broadway_server_window_hide              (BroadwayServer   *server,
                                                              gint              id);
+void                broadway_server_window_raise             (BroadwayServer   *server,
+                                                             gint              id);
+void                broadway_server_window_lower             (BroadwayServer   *server,
+                                                             gint              id);
 void                broadway_server_window_set_transient_for (BroadwayServer   *server,
                                                              gint              id,
                                                              gint              parent);
diff --git a/gdk/broadway/broadway.js b/gdk/broadway/broadway.js
index ef0470f..c2d03b1 100644
--- a/gdk/broadway/broadway.js
+++ b/gdk/broadway/broadway.js
@@ -254,12 +254,6 @@ function moveToHelper(surface, position) {
     }
 }
 
-function moveToTop(surface) {
-    moveToHelper(surface);
-    restackWindows();
-}
-
-
 function cmdDeleteSurface(id)
 {
     if (grab.window == id)
@@ -305,6 +299,22 @@ function cmdMoveResizeSurface(id, has_pos, x, y, has_size, w, h)
     sendConfigureNotify(surface);
 }
 
+function cmdRaiseSurface(id)
+{
+    var surface = surfaces[id];
+
+    moveToHelper(surface);
+    restackWindows();
+}
+
+function cmdLowerSurface(id)
+{
+    var surface = surfaces[id];
+
+    moveToHelper(surface, 0);
+    restackWindows();
+}
+
 function copyRect(src, srcX, srcY, dest, destX, destY, width, height)
 {
     // Clip to src
@@ -592,6 +602,16 @@ function handleCommands(cmd)
            cmdMoveResizeSurface(id, has_pos, x, y, has_size, w, h);
            break;
 
+       case 'r': // Raise a surface
+           id = cmd.get_16();
+           cmdRaiseSurface(id);
+           break;
+
+       case 'R': // Lower a surface
+           id = cmd.get_16();
+           cmdLowerSurface(id);
+           break;
+
        case 'b': // Put image buffer
            id = cmd.get_16();
            w = cmd.get_16();