[gtk+/broadway: 26/71] [broadway] Initial work on mouse events

[Alexander Larsson <alexl src gnome org>]

commit 884527a958716d3a66d1cdd706f8b9c23b1296ac
Author: Alexander Larsson <alexl redhat com>
Date:   Fri Nov 19 22:11:40 2010 +0100

    [broadway] Initial work on mouse events

 gdk/broadway/gdkdisplay-broadway.c |  126 +++++++++++++++++++++++++++++++++++-
 gdk/broadway/gdkdisplay-broadway.h |    1 +
 2 files changed, 125 insertions(+), 2 deletions(-)
---
diff --git a/gdk/broadway/gdkdisplay-broadway.c b/gdk/broadway/gdkdisplay-broadway.c
index 9f73102..b4b1850 100644
--- a/gdk/broadway/gdkdisplay-broadway.c
+++ b/gdk/broadway/gdkdisplay-broadway.c
@@ -175,9 +175,16 @@ got_input (GInputStream *stream,
 	   GAsyncResult *result,
 	   HttpRequest *request)
 {
-  char *message;
+  GdkScreen *screen;
+  GdkWindow *root, *window;
+  char *message, *p;
   gsize len;
   GError *error = NULL;
+  int x, y, button;
+  GdkEvent *event = NULL;
+  char cmd;
+  GList *node;
+  GdkDisplayBroadway *display_broadway = GDK_DISPLAY_BROADWAY (request->display);
 
   message = g_data_input_stream_read_upto_finish (G_DATA_INPUT_STREAM (stream), result, &len, &error);
   if (message == NULL)
@@ -187,7 +194,122 @@ got_input (GInputStream *stream,
       exit (1);
     }
   g_assert (message[0] == 0);
-  g_print ("message: %s\n", message+1);
+
+  screen = gdk_display_get_default_screen (request->display);
+  root = gdk_screen_get_root_window (screen);
+
+  p = message + 1;
+  cmd = *p++;
+  switch (cmd) {
+  case 'm':
+    x = strtol(p, &p, 10);
+    p++; /* Skip , */
+    y = strtol(p, &p, 10);
+
+    window = _gdk_window_find_child_at (root, x, y);
+
+    if (display_broadway->mouse_in_toplevel != window)
+      {
+	if (display_broadway->mouse_in_toplevel != NULL)
+	  {
+	    event = gdk_event_new (GDK_LEAVE_NOTIFY);
+	    event->crossing.window = g_object_ref (display_broadway->mouse_in_toplevel);
+	    event->crossing.time = g_get_monotonic_time () / 1000;
+	    event->crossing.x = x - GDK_WINDOW_OBJECT (display_broadway->mouse_in_toplevel)->x;
+	    event->crossing.y = y - GDK_WINDOW_OBJECT (display_broadway->mouse_in_toplevel)->y;
+	    event->crossing.x_root = x;
+	    event->crossing.y_root = y;
+	    event->crossing.mode = GDK_CROSSING_NORMAL;
+	    event->crossing.detail = GDK_NOTIFY_ANCESTOR;
+	    gdk_event_set_device (event, request->display->core_pointer);
+
+	    node = _gdk_event_queue_append (request->display, event);
+	    _gdk_windowing_got_event (request->display, node, event, 0);
+
+	    event = gdk_event_new (GDK_FOCUS_CHANGE);
+	    event->focus_change.window = g_object_ref (display_broadway->mouse_in_toplevel);
+	    event->focus_change.in = FALSE;
+	    gdk_event_set_device (event, request->display->core_pointer);
+
+	    node = _gdk_event_queue_append (request->display, event);
+	    _gdk_windowing_got_event (request->display, node, event, 0);
+	  }
+
+	/* TODO: Unset when it dies */
+	display_broadway->mouse_in_toplevel = window;
+
+	if (window)
+	  {
+	    event = gdk_event_new (GDK_ENTER_NOTIFY);
+	    event->crossing.window = g_object_ref (window);
+	    event->crossing.time = g_get_monotonic_time () / 1000;
+	    event->crossing.x = x - GDK_WINDOW_OBJECT (window)->x;
+	    event->crossing.y = y - GDK_WINDOW_OBJECT (window)->y;
+	    event->crossing.x_root = x;
+	    event->crossing.y_root = y;
+	    event->crossing.mode = GDK_CROSSING_NORMAL;
+	    event->crossing.detail = GDK_NOTIFY_ANCESTOR;
+	    gdk_event_set_device (event, request->display->core_pointer);
+
+	    node = _gdk_event_queue_append (request->display, event);
+	    _gdk_windowing_got_event (request->display, node, event, 0);
+
+	    event = gdk_event_new (GDK_FOCUS_CHANGE);
+	    event->focus_change.window = g_object_ref (window);
+	    event->focus_change.in = TRUE;
+	    gdk_event_set_device (event, request->display->core_pointer);
+
+	    node = _gdk_event_queue_append (request->display, event);
+	    _gdk_windowing_got_event (request->display, node, event, 0);
+
+	  }
+      }
+
+    if (window)
+      {
+	event = gdk_event_new (GDK_MOTION_NOTIFY);
+	event->motion.window = g_object_ref (window);
+	event->motion.time = g_get_monotonic_time () / 1000;
+	event->motion.x = x - GDK_WINDOW_OBJECT (window)->x;
+	event->motion.y = y - GDK_WINDOW_OBJECT (window)->y;
+	event->motion.x_root = x;
+	event->motion.y_root = y;
+	gdk_event_set_device (event, request->display->core_pointer);
+
+	node = _gdk_event_queue_append (request->display, event);
+	_gdk_windowing_got_event (request->display, node, event, 0);
+      }
+
+    break;
+  case 'b':
+  case 'B':
+    x = strtol(p, &p, 10);
+    p++; /* Skip , */
+    y = strtol(p, &p, 10);
+    p++; /* Skip , */
+    button = strtol(p, &p, 10);
+
+    window = _gdk_window_find_child_at (root, x, y);
+
+    if (window)
+      {
+	event = gdk_event_new (cmd == 'b' ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE);
+	event->button.window = g_object_ref (window);
+	event->button.time = g_get_monotonic_time () / 1000;
+	event->button.x = x - GDK_WINDOW_OBJECT (window)->x;
+	event->button.y = y - GDK_WINDOW_OBJECT (window)->y;
+	event->button.x_root = x;
+	event->button.y_root = y;
+	event->button.button = button;
+	gdk_event_set_device (event, request->display->core_pointer);
+
+	node = _gdk_event_queue_append (request->display, event);
+	_gdk_windowing_got_event (request->display, node, event, 0);
+      }
+
+    break;
+  }
+
   /* Skip past ending 0xff */
   g_data_input_stream_read_byte (request->data, NULL, NULL);
   g_data_input_stream_read_upto_async (request->data, "\xff", 1, 0, NULL,
diff --git a/gdk/broadway/gdkdisplay-broadway.h b/gdk/broadway/gdkdisplay-broadway.h
index ec37e51..30934e9 100644
--- a/gdk/broadway/gdkdisplay-broadway.h
+++ b/gdk/broadway/gdkdisplay-broadway.h
@@ -50,6 +50,7 @@ struct _GdkDisplayBroadway
   GdkScreen **screens;
 
   GSource *event_source;
+  GdkWindow *mouse_in_toplevel;
 
   gint grab_count;