1 files changed, 354 insertions, 0 deletions

diff --git a/capplet/settings/mail-decoration.c b/capplet/settings/mail-decoration.c
new file mode 100644
index 0000000000..689bb83285
--- /dev/null
+++ b/capplet/settings/mail-decoration.c
@@ -0,0 +1,354 @@
+/*
+ * This program 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) version 3.
+ *
+ * This program 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 the program; if not, see <http://www.gnu.org/licenses/>  
+ *
+ *
+ * Authors:
+ *		Srinivasa Ragavan <sragavan@novell.com>
+ *
+ * Copyright (C) 2009 Novell, Inc. (www.novell.com)
+ *
+ */
+
+/* Many thanks to Aaron Bockover & Cubano. This is just a C version Cubano's self decoration */
+
+#include "mail-decoration.h"
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
+#include <gconf/gconf-client.h>
+
+#define MAIL_DECORATION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), MAIL_DECORATION_TYPE, MailDecorationPrivate))
+
+struct _MailDecorationPrivate
+{
+	GdkCursor *cursors[8];
+	gboolean default_cursor;
+	gboolean resizing;
+	GdkWindowEdge last_edge;
+	int resize_width;
+	int top_height;
+	gboolean check_window;
+	gboolean can_resize;
+	gboolean full_screen;
+
+	int window_width;
+	int window_height;
+};
+
+static GObjectClass *parent_class = NULL;
+
+static void mail_decoration_class_init(MailDecorationClass *klass);
+static void mail_decoration_init(MailDecoration *facet);
+
+GType
+mail_decoration_get_type(void)
+{
+	static GType type = 0;
+
+	if (G_UNLIKELY (type == 0))
+	{
+		static const GTypeInfo mail_decoration_info =
+		{
+			sizeof (MailDecorationClass),
+			NULL,
+			NULL,
+			(GClassInitFunc) mail_decoration_class_init,
+			NULL,
+			NULL,
+			sizeof (MailDecoration),
+			0,
+			(GInstanceInitFunc) mail_decoration_init
+		};
+
+		type = g_type_register_static (G_TYPE_OBJECT,
+					       "MailDecoration",
+					       &mail_decoration_info, 0);
+	}
+
+	return type;
+}
+
+static void 
+md_translate_position (GdkWindow *w, double ex, double ey, int *x, int *y, GtkWidget *window)
+{
+	*x = (int)ex;
+	*y = (int)ey;
+
+	while (w && w != window->window) {
+		int cx, cy, cw, ch, cd;
+		gdk_window_get_geometry (w, &cx, &cy, &cw, &ch, &cd);
+                *x += cx;
+                *y += cy;
+                w = (GdkWindow *)((GdkWindowObject *)w)->parent;
+	}
+}
+
+static gboolean
+in_top (MailDecoration *md, double y) 
+{ 
+	return y <= md->priv->resize_width; 
+}
+
+static gboolean
+in_left (MailDecoration *md, double x) 
+{ 
+	return x <= md->priv->resize_width; 
+}
+
+static gboolean 
+in_bottom (MailDecoration *md, double y) 
+{ 
+	return y >= ((GtkWidget *)md->window)->allocation.height - md->priv->resize_width; 
+}
+
+static gboolean 
+in_right (MailDecoration *md, double x) 
+{ 
+	return x >= ((GtkWidget *)md->window)->allocation.width - md->priv->resize_width; 
+}
+
+
+static void
+set_cursor (MailDecoration *md, GdkWindowEdge edge)
+{
+	gdk_window_set_cursor (((GtkWidget *)md->window)->window, md->priv->cursors[edge]);
+	md->priv->default_cursor = FALSE;
+}
+
+static void
+reset_cursor (MailDecoration *md)
+{
+	if (!md->priv->default_cursor) {
+		md->priv->default_cursor = TRUE;
+		gdk_window_set_cursor (((GtkWidget *)md->window)->window, NULL);
+	}
+
+}
+
+static void
+update_cursor (MailDecoration *md, double x, double y, gboolean update)
+{
+	if (update)
+		md->priv->resizing = TRUE;
+
+	if (in_top(md, y) && in_left (md, x)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_NORTH_WEST;
+		set_cursor (md, GDK_WINDOW_EDGE_NORTH_WEST);	
+	} else if (in_top (md, y) && in_right (md, x)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_NORTH_EAST;
+		set_cursor (md, GDK_WINDOW_EDGE_NORTH_EAST);
+	} else if (in_bottom (md, y) && in_left (md, x)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_SOUTH_WEST;
+		set_cursor (md, GDK_WINDOW_EDGE_SOUTH_WEST);
+	} else if (in_bottom (md, y) && in_right (md, x)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_SOUTH_EAST;
+		set_cursor (md, GDK_WINDOW_EDGE_SOUTH_EAST);
+	} else if (in_top (md, y)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_NORTH;
+		set_cursor (md, GDK_WINDOW_EDGE_NORTH);
+	} else if (in_bottom (md, y)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_SOUTH;
+		set_cursor (md, GDK_WINDOW_EDGE_SOUTH);
+	} else if (in_left (md, x)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_WEST;
+		set_cursor (md, GDK_WINDOW_EDGE_WEST);
+	} else if (in_right (md, x)) {
+		md->priv->last_edge = GDK_WINDOW_EDGE_EAST;
+		set_cursor (md, GDK_WINDOW_EDGE_EAST);
+	} else {
+		if (update)
+			md->priv->resizing = FALSE;
+		reset_cursor (md);
+	}
+}
+
+
+static gboolean            
+md_motion_event (GtkWidget *widget, GdkEventMotion *event, gpointer user_data) 
+{
+	int x, y;
+	MailDecoration *md = (MailDecoration *)user_data;
+
+	md_translate_position (event->window, event->x, event->y, &x, &y, (GtkWidget *)md->window);
+
+	if (md->priv->can_resize) {
+		update_cursor  (md, x, y, FALSE);
+	}
+
+	return FALSE;
+}
+
+static gboolean            
+md_enter_event (GtkWidget *widget , GdkEventCrossing *event, gpointer user_data)   
+{
+	MailDecoration *md = (MailDecoration *)user_data;
+	int x, y;
+
+	md_translate_position (event->window, event->x, event->y, &x, &y, (GtkWidget *)md->window);
+
+	if (md->priv->can_resize) {
+		update_cursor (md, x, y, FALSE);
+	}
+
+	return FALSE;
+}
+
+static gboolean            
+md_leave_event (GtkWidget *widget, GdkEventCrossing *event, gpointer user_data)
+{
+	MailDecoration *md = (MailDecoration *)user_data;
+
+	if (md->priv->can_resize)
+		reset_cursor (md);
+
+	return FALSE;
+}
+
+static void                
+md_size_allocate_event (GtkWidget *widget, GtkAllocation *allocation, gpointer user_data)
+{
+	int width=1024, height=500;
+	MailDecoration *md = (MailDecoration *)user_data;
+
+	gtk_widget_queue_draw (widget);
+	gtk_window_get_size ((GtkWindow *)widget, &width, &height);
+	if (width != md->priv->window_width || height != md->priv->window_height) {
+		GConfClient *client = gconf_client_get_default ();
+		
+		md->priv->window_height = height;
+		md->priv->window_width = width;
+		gconf_client_set_int (client, "/apps/anjal/window_width", width, NULL);
+		gconf_client_set_int (client, "/apps/anjal/window_height", height, NULL);
+		g_object_unref(client);
+	}
+
+}
+
+static gboolean            
+md_button_press_event (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
+{
+	MailDecoration *md = (MailDecoration *)user_data;
+	int x_root = (int) event->x_root;
+	int y_root = (int) event->y_root;
+	int x, y;
+
+        if (!md->priv->can_resize) {
+                return FALSE;
+        }
+        
+	md_translate_position (event->window, event->x, event->y, &x, &y, (GtkWidget *)md->window);
+        update_cursor (md, x, y, TRUE);
+        if (md->priv->resizing && event->button == 1 && event->type != GDK_2BUTTON_PRESS) {
+		gtk_window_begin_resize_drag ((GtkWindow *)widget, md->priv->last_edge, 1, x_root, y_root, event->time);
+
+        } else if ((md->priv->resizing && event->button == 2 && event->type != GDK_2BUTTON_PRESS) ||
+                (event->button == 1 && y <= md->priv->top_height && event->type != GDK_2BUTTON_PRESS)) {
+                gtk_window_begin_move_drag ((GtkWindow *)widget, event->button, x_root, y_root, event->time);
+	} else if (y <= md->priv->top_height && event->type == GDK_2BUTTON_PRESS) {
+		if (md->priv->full_screen) 
+			gtk_window_unfullscreen (md->window);
+		else
+			gtk_window_fullscreen (md->window);
+
+		md->priv->full_screen = md->priv->full_screen != TRUE;
+	} else
+		return FALSE;
+
+	return TRUE;
+}
+
+static gboolean            
+md_button_release_event (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
+{
+	int x, y;
+	MailDecoration *md = (MailDecoration *)user_data;
+
+	md_translate_position (event->window, event->x, event->y, &x, &y, (GtkWidget *)md->window);
+	if (md->priv->resizing) {
+		update_cursor (md, x, y, TRUE);		
+	}
+
+	return FALSE;
+}
+
+MailDecoration* mail_decoration_new(GtkWindow *window)
+{
+	MailDecoration *md = g_object_new(mail_decoration_get_type(), NULL);
+	GConfClient *client = gconf_client_get_default ();
+	int width, height;
+
+	md->priv->window_width = width = gconf_client_get_int (client, "/apps/anjal/window_width", NULL);
+	if (!width)
+		md->priv->window_width = width = 1024;
+	md->priv->window_height = height = gconf_client_get_int (client, "/apps/anjal/window_height", NULL);
+	if (!height)
+		md->priv->window_height = height = 500;
+	g_object_unref (client);
+
+	md->window = window;
+	gtk_window_set_decorated (window, FALSE);
+	gtk_widget_add_events ((GtkWidget *)window, GDK_BUTTON_PRESS_MASK | 
+					GDK_POINTER_MOTION_MASK |
+					GDK_ENTER_NOTIFY_MASK |
+					GDK_LEAVE_NOTIFY_MASK |
+					GDK_BUTTON_RELEASE_MASK);
+
+	g_signal_connect (window, "motion-notify-event", G_CALLBACK(md_motion_event), md);
+	g_signal_connect (window, "enter-notify-event", G_CALLBACK(md_enter_event), md);
+	g_signal_connect (window, "leave-notify-event", G_CALLBACK(md_leave_event), md);
+	g_signal_connect (window, "button-press-event", G_CALLBACK(md_button_press_event), md);
+	g_signal_connect (window, "button-release-event", G_CALLBACK(md_button_release_event), md);
+	g_signal_connect (window, "size-allocate", G_CALLBACK(md_size_allocate_event), md);
+	gtk_window_set_default_size ((GtkWindow *)window , width, height);/* We officiall should support 800x600 */
+	
+	return md;
+}
+
+
+static void
+mail_decoration_class_init(MailDecorationClass *klass)
+{
+
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+	parent_class = g_type_class_peek_parent (klass);
+
+	g_type_class_add_private (object_class, sizeof(MailDecorationPrivate));
+}
+
+static void
+mail_decoration_init(MailDecoration *md)
+{
+	MailDecorationPrivate *priv;
+
+	priv = MAIL_DECORATION_GET_PRIVATE (md);
+	md->priv = priv;
+
+	priv->cursors[0]= gdk_cursor_new (GDK_TOP_LEFT_CORNER);
+	priv->cursors[1]= gdk_cursor_new (GDK_TOP_SIDE);
+	priv->cursors[2]= gdk_cursor_new (GDK_TOP_RIGHT_CORNER);
+	priv->cursors[3]= gdk_cursor_new (GDK_LEFT_SIDE);
+	priv->cursors[4]= gdk_cursor_new (GDK_RIGHT_SIDE);
+	priv->cursors[5]= gdk_cursor_new (GDK_BOTTOM_LEFT_CORNER);
+	priv->cursors[6]= gdk_cursor_new (GDK_BOTTOM_SIDE);
+	priv->cursors[7]= gdk_cursor_new (GDK_BOTTOM_RIGHT_CORNER);
+	
+	priv->default_cursor = TRUE;
+	priv->resizing = FALSE;
+	priv->resize_width = 4;
+	priv->top_height = 54;
+	priv->check_window = TRUE;
+	priv->can_resize = TRUE;
+	priv->full_screen = TRUE;
+}