gtk/gtksocket-stub.c gtk/gtkplug-stub.c gtk/gtksocket-x11.c

2005-07-21  Tor Lillqvist  <tml@novell.com>

	* gtk/gtksocket-stub.c
	* gtk/gtkplug-stub.c
	* gtk/gtksocket-x11.c
	* gtk/gtkplug-x11.c
	* gtk/gtksocket-win32.c
	* gtk/gtkplug-win32.c
	* gtk/gtkwin32embed.h
	* gtk/gtkwin32embed.c: New files, containing the backend-specific
	parts of GtkPlug/Socket.

1 files changed, 135 insertions, 0 deletions

diff --git a/gtk/gtkwin32embed.c b/gtk/gtkwin32embed.c
new file mode 100644
index 0000000000..609ec5b1cb
--- /dev/null
+++ b/gtk/gtkwin32embed.c
@@ -0,0 +1,135 @@
+/* GTK - The GIMP Toolkit
+ * gtkwin32embed.c: Utilities for Win32 embedding
+ * Copyright (C) 2005, Novell, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/* By Tor Lillqvist <tml@novell.com> 2005 */
+
+#include <config.h>
+
+#include "win32/gdkwin32.h"
+
+#include "gtkwin32embed.h"
+
+static guint message_type[GTK_WIN32_EMBED_LAST];
+
+static GSList *current_messages;
+
+guint
+_gtk_win32_embed_message_type (GtkWin32EmbedMessageType type)
+{
+  if (type < 0 || type >= GTK_WIN32_EMBED_LAST)
+    return 0;
+
+  if (message_type[type] == 0)
+    {
+      char name[100];
+      sprintf (name, "gtk-win32-embed:%d", type);
+      message_type[type] = RegisterWindowMessage (name);
+    }
+
+  return message_type[type];
+}
+
+void
+_gtk_win32_embed_push_message (MSG *msg)
+{
+  MSG *message = g_new (MSG, 1);
+
+  *message = *msg;
+
+  current_messages = g_slist_prepend (current_messages, message);
+}
+
+void
+_gtk_win32_embed_pop_message (void)
+{
+  MSG *message = current_messages->data;
+
+  current_messages = g_slist_delete_link (current_messages, current_messages);
+
+  g_free (message);
+}
+
+void
+_gtk_win32_embed_send (GdkWindow               *recipient,
+		       GtkWin32EmbedMessageType message,
+		       gint		        wparam,
+		       gint			lparam)
+{
+  PostMessage (GDK_WINDOW_HWND (recipient),
+	       _gtk_win32_embed_message_type (message),
+	       wparam, lparam);
+}
+
+void
+_gtk_win32_embed_send_focus_message (GdkWindow               *recipient,
+				     GtkWin32EmbedMessageType message,
+				     gint		      wparam)
+{
+  int lparam = 0;
+
+  if (!recipient)
+    return;
+  
+  g_return_if_fail (GDK_IS_WINDOW (recipient));
+  g_return_if_fail (message == GTK_WIN32_EMBED_FOCUS_IN ||
+		    message == GTK_WIN32_EMBED_FOCUS_NEXT ||
+		    message == GTK_WIN32_EMBED_FOCUS_PREV);
+		    
+  if (current_messages)
+    {
+      MSG *msg = current_messages->data;
+      if (msg->message == _gtk_win32_embed_message_type (GTK_WIN32_EMBED_FOCUS_IN) ||
+	  msg->message == _gtk_win32_embed_message_type (GTK_WIN32_EMBED_FOCUS_NEXT) ||
+	  msg->message == _gtk_win32_embed_message_type (GTK_WIN32_EMBED_FOCUS_PREV))
+	lparam = (msg->lParam & GTK_WIN32_EMBED_FOCUS_WRAPAROUND);
+    }
+
+  _gtk_win32_embed_send (recipient, message, wparam, lparam);
+}
+
+void
+_gtk_win32_embed_set_focus_wrapped (void)
+{
+  MSG *msg;
+  
+  g_return_if_fail (current_messages != NULL);
+
+  msg = current_messages->data;
+
+  g_return_if_fail (msg->message == _gtk_win32_embed_message_type (GTK_WIN32_EMBED_FOCUS_PREV) ||
+		    msg->message == _gtk_win32_embed_message_type (GTK_WIN32_EMBED_FOCUS_NEXT));
+  
+  msg->lParam |= GTK_WIN32_EMBED_FOCUS_WRAPAROUND;
+}
+
+gboolean
+_gtk_win32_embed_get_focus_wrapped (void)
+{
+  MSG *msg;
+  
+  g_return_val_if_fail (current_messages != NULL, FALSE);
+
+  msg = current_messages->data;
+
+  return (msg->lParam & GTK_WIN32_EMBED_FOCUS_WRAPAROUND) != 0;
+}
+
+
+