Sylpheed

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/* eggtrayicon.c

 * Copyright (C) 2002 Anders Carlsson <andersca@gnu.org>

 *

 * 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.

 */

/* Added WINDOWING ifdef  2005-07-09 by Yoichi Imai <yoichi@silver-forest.com> */

#include <config.h>

#include <string.h>

#include <libintl.h>

#include "eggtrayicon.h"

#ifdef GDK_WINDOWING_X11

#include <gdk/gdkx.h>

#include <X11/Xatom.h>

#ifndef EGG_COMPILATION

#ifndef _

#define _(x) dgettext (GETTEXT_PACKAGE, x)

#define N_(x) x

#endif

#else

#define _(x) x

#define N_(x) x

#endif

#define SYSTEM_TRAY_REQUEST_DOCK    0

#define SYSTEM_TRAY_BEGIN_MESSAGE   1

#define SYSTEM_TRAY_CANCEL_MESSAGE  2

#define SYSTEM_TRAY_ORIENTATION_HORZ 0

#define SYSTEM_TRAY_ORIENTATION_VERT 1

enum {

  PROP_0,

  PROP_ORIENTATION

};

static GtkPlugClass *parent_class = NULL;

static void egg_tray_icon_init (EggTrayIcon *icon);

static void egg_tray_icon_class_init (EggTrayIconClass *klass);

static void egg_tray_icon_get_property (GObject    *object,

					guint       prop_id,

					GValue     *value,

					GParamSpec *pspec);

static void egg_tray_icon_realize   (GtkWidget *widget);

static void egg_tray_icon_unrealize (GtkWidget *widget);

static void egg_tray_icon_update_manager_window (EggTrayIcon *icon);

GType

egg_tray_icon_get_type (void)

{

  static GType our_type = 0;

  if (our_type == 0)

    {

      static const GTypeInfo our_info =

      {

	sizeof (EggTrayIconClass),

	(GBaseInitFunc) NULL,

	(GBaseFinalizeFunc) NULL,

	(GClassInitFunc) egg_tray_icon_class_init,

	NULL, /* class_finalize */

	NULL, /* class_data */

	sizeof (EggTrayIcon),

	0,    /* n_preallocs */

	(GInstanceInitFunc) egg_tray_icon_init

      };

      our_type = g_type_register_static (GTK_TYPE_PLUG, "EggTrayIcon", &our_info, 0);

    }

  return our_type;

}

static void

egg_tray_icon_init (EggTrayIcon *icon)

{

  icon->stamp = 1;

  icon->orientation = GTK_ORIENTATION_HORIZONTAL;

  gtk_widget_add_events (GTK_WIDGET (icon), GDK_PROPERTY_CHANGE_MASK);

}

static void

egg_tray_icon_class_init (EggTrayIconClass *klass)

{

  GObjectClass *gobject_class = (GObjectClass *)klass;

  GtkWidgetClass *widget_class = (GtkWidgetClass *)klass;

  parent_class = g_type_class_peek_parent (klass);

  gobject_class->get_property = egg_tray_icon_get_property;

  widget_class->realize   = egg_tray_icon_realize;

  widget_class->unrealize = egg_tray_icon_unrealize;

  g_object_class_install_property (gobject_class,

				   PROP_ORIENTATION,

				   g_param_spec_enum ("orientation",

						      _("Orientation"),

						      _("The orientation of the tray."),

						      GTK_TYPE_ORIENTATION,

						      GTK_ORIENTATION_HORIZONTAL,

						      G_PARAM_READABLE));

}

static void

egg_tray_icon_get_property (GObject    *object,

			    guint       prop_id,

			    GValue     *value,

			    GParamSpec *pspec)

{

  EggTrayIcon *icon = EGG_TRAY_ICON (object);

  switch (prop_id)

    {

    case PROP_ORIENTATION:

      g_value_set_enum (value, icon->orientation);

      break;

    default:

      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

      break;

    }

}

static void

egg_tray_icon_get_orientation_property (EggTrayIcon *icon)

{

  Display *xdisplay;

  Atom type;

  int format;

  union {

	gulong *prop;

	guchar *prop_ch;

  } prop = { NULL };

  gulong nitems;

  gulong bytes_after;

  int error, result;

  g_assert (icon->manager_window != None);

  xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));

  gdk_error_trap_push ();

  type = None;

  result = XGetWindowProperty (xdisplay,

			       icon->manager_window,

			       icon->orientation_atom,

			       0, G_MAXLONG, FALSE,

			       XA_CARDINAL,

			       &type, &format, &nitems,

			       &bytes_after, &(prop.prop_ch));

  error = gdk_error_trap_pop ();

  if (error || result != Success)

    return;

  if (type == XA_CARDINAL)

    {

      GtkOrientation orientation;

      orientation = (prop.prop [0] == SYSTEM_TRAY_ORIENTATION_HORZ) ?

					GTK_ORIENTATION_HORIZONTAL :

					GTK_ORIENTATION_VERTICAL;

      if (icon->orientation != orientation)

	{

	  icon->orientation = orientation;

	  g_object_notify (G_OBJECT (icon), "orientation");

	}

    }

  if (prop.prop)

    XFree (prop.prop);

}

static GdkFilterReturn

egg_tray_icon_manager_filter (GdkXEvent *xevent, GdkEvent *event, gpointer user_data)

{

  EggTrayIcon *icon = user_data;

  XEvent *xev = (XEvent *)xevent;

  if (xev->xany.type == ClientMessage &&

      xev->xclient.message_type == icon->manager_atom &&

      xev->xclient.data.l[1] == icon->selection_atom)

    {

      egg_tray_icon_update_manager_window (icon);

    }

  else if (xev->xany.window == icon->manager_window)

    {

      if (xev->xany.type == PropertyNotify &&

	  xev->xproperty.atom == icon->orientation_atom)

	{

	  egg_tray_icon_get_orientation_property (icon);

	}

      if (xev->xany.type == DestroyNotify)

	{

	  egg_tray_icon_update_manager_window (icon);

	}

    }

  return GDK_FILTER_CONTINUE;

}

static void

egg_tray_icon_unrealize (GtkWidget *widget)

{

  EggTrayIcon *icon = EGG_TRAY_ICON (widget);

  GdkWindow *root_window;

  if (icon->manager_window != None)

    {

      GdkWindow *gdkwin;

      gdkwin = gdk_window_lookup_for_display (gtk_widget_get_display (widget),

                                              icon->manager_window);

      gdk_window_remove_filter (gdkwin, egg_tray_icon_manager_filter, icon);

    }

  root_window = gdk_screen_get_root_window (gtk_widget_get_screen (widget));

  gdk_window_remove_filter (root_window, egg_tray_icon_manager_filter, icon);

  if (GTK_WIDGET_CLASS (parent_class)->unrealize)

    (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);

}

static void

egg_tray_icon_send_manager_message (EggTrayIcon *icon,

				    long         message,

				    Window       window,

				    long         data1,

				    long         data2,

				    long         data3)

{

  XClientMessageEvent ev;

  Display *display;

  ev.type = ClientMessage;

  ev.window = window;

  ev.message_type = icon->system_tray_opcode_atom;

  ev.format = 32;

  ev.data.l[0] = gdk_x11_get_server_time (GTK_WIDGET (icon)->window);

  ev.data.l[1] = message;

  ev.data.l[2] = data1;

  ev.data.l[3] = data2;

  ev.data.l[4] = data3;

  display = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));

  gdk_error_trap_push ();

  XSendEvent (display,

	      icon->manager_window, False, NoEventMask, (XEvent *)&ev);

  XSync (display, False);

  gdk_error_trap_pop ();

}

static void

egg_tray_icon_send_dock_request (EggTrayIcon *icon)

{

  egg_tray_icon_send_manager_message (icon,

				      SYSTEM_TRAY_REQUEST_DOCK,

				      icon->manager_window,

				      gtk_plug_get_id (GTK_PLUG (icon)),

				      0, 0);

}

static void

egg_tray_icon_update_manager_window (EggTrayIcon *icon)

{

  Display *xdisplay;

  g_return_if_fail(GTK_IS_WIDGET(icon));

  xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));

  if (icon->manager_window != None)

    {

      GdkWindow *gdkwin;

      gdkwin = gdk_window_lookup_for_display (gtk_widget_get_display (GTK_WIDGET (icon)),

					      icon->manager_window);

      gdk_window_remove_filter (gdkwin, egg_tray_icon_manager_filter, icon);

    }

  XGrabServer (xdisplay);

  icon->manager_window = XGetSelectionOwner (xdisplay,

					     icon->selection_atom);

  if (icon->manager_window != None)

    XSelectInput (xdisplay,

		  icon->manager_window, StructureNotifyMask|PropertyChangeMask);

  XUngrabServer (xdisplay);

  XFlush (xdisplay);

  if (icon->manager_window != None)

    {

      GdkWindow *gdkwin;

      gdkwin = gdk_window_lookup_for_display (gtk_widget_get_display (GTK_WIDGET (icon)),

					      icon->manager_window);

      gdk_window_add_filter (gdkwin, egg_tray_icon_manager_filter, icon);

      /* Send a request that we'd like to dock */

      egg_tray_icon_send_dock_request (icon);

      egg_tray_icon_get_orientation_property (icon);

    }

}

static void

egg_tray_icon_realize (GtkWidget *widget)

{

  EggTrayIcon *icon = EGG_TRAY_ICON (widget);

  GdkScreen *screen;

  GdkDisplay *display;

  Display *xdisplay;

  char buffer[256];

  GdkWindow *root_window;

  if (GTK_WIDGET_CLASS (parent_class)->realize)

    GTK_WIDGET_CLASS (parent_class)->realize (widget);

  screen = gtk_widget_get_screen (widget);

  display = gdk_screen_get_display (screen);

  xdisplay = gdk_x11_display_get_xdisplay (display);

  /* Now see if there's a manager window around */

  g_snprintf (buffer, sizeof (buffer),

	      "_NET_SYSTEM_TRAY_S%d",

	      gdk_screen_get_number (screen));

  icon->selection_atom = XInternAtom (xdisplay, buffer, False);

  icon->manager_atom = XInternAtom (xdisplay, "MANAGER", False);

  icon->system_tray_opcode_atom = XInternAtom (xdisplay,

						   "_NET_SYSTEM_TRAY_OPCODE",

						   False);

  icon->orientation_atom = XInternAtom (xdisplay,

					"_NET_SYSTEM_TRAY_ORIENTATION",

					False);

  egg_tray_icon_update_manager_window (icon);

  root_window = gdk_screen_get_root_window (screen);

  /* Add a root window filter so that we get changes on MANAGER */

  gdk_window_add_filter (root_window,

			 egg_tray_icon_manager_filter, icon);

}

EggTrayIcon *

egg_tray_icon_new_for_xscreen (Screen *xscreen, const char *name)

{

  GdkDisplay *display;

  GdkScreen *screen;

  display = gdk_x11_lookup_xdisplay (DisplayOfScreen (xscreen));

  screen = gdk_display_get_screen (display, XScreenNumberOfScreen (xscreen));

  return egg_tray_icon_new_for_screen (screen, name);

}

EggTrayIcon *

egg_tray_icon_new_for_screen (GdkScreen *screen, const char *name)

{

  g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);

  return g_object_new (EGG_TYPE_TRAY_ICON, "screen", screen, "title", name, NULL);

}

EggTrayIcon*

egg_tray_icon_new (const gchar *name)

{

  return g_object_new (EGG_TYPE_TRAY_ICON, "title", name, NULL);

}

guint

egg_tray_icon_send_message (EggTrayIcon *icon,

			    gint         timeout,

			    const gchar *message,

			    gint         len)

{

  guint stamp;

  g_return_val_if_fail (EGG_IS_TRAY_ICON (icon), 0);

  g_return_val_if_fail (timeout >= 0, 0);

  g_return_val_if_fail (message != NULL, 0);

  if (icon->manager_window == None)

    return 0;

  if (len < 0)

    len = strlen (message);

  stamp = icon->stamp++;

  /* Get ready to send the message */

  egg_tray_icon_send_manager_message (icon, SYSTEM_TRAY_BEGIN_MESSAGE,

				      (Window)gtk_plug_get_id (GTK_PLUG (icon)),

				      timeout, len, stamp);

  /* Now to send the actual message */

  gdk_error_trap_push ();

  while (len > 0)

    {

      XClientMessageEvent ev;

      Display *xdisplay;

      xdisplay = GDK_DISPLAY_XDISPLAY (gtk_widget_get_display (GTK_WIDGET (icon)));

      ev.type = ClientMessage;

      ev.window = (Window)gtk_plug_get_id (GTK_PLUG (icon));

      ev.format = 8;

      ev.message_type = XInternAtom (xdisplay,

				     "_NET_SYSTEM_TRAY_MESSAGE_DATA", False);

      if (len > 20)

	{

	  memcpy (&ev.data, message, 20);

	  len -= 20;

	  message += 20;

	}

      else

	{

	  memcpy (&ev.data, message, len);

	  len = 0;

	}

      XSendEvent (xdisplay,

		  icon->manager_window, False, StructureNotifyMask, (XEvent *)&ev);

      XSync (xdisplay, False);

    }

  gdk_error_trap_pop ();

  return stamp;

}

void

egg_tray_icon_cancel_message (EggTrayIcon *icon,

			      guint        id)

{

  g_return_if_fail (EGG_IS_TRAY_ICON (icon));

  g_return_if_fail (id > 0);

  egg_tray_icon_send_manager_message (icon, SYSTEM_TRAY_CANCEL_MESSAGE,

				      (Window)gtk_plug_get_id (GTK_PLUG (icon)),

				      id, 0, 0);

}

GtkOrientation

egg_tray_icon_get_orientation (EggTrayIcon *icon)

{

  g_return_val_if_fail (EGG_IS_TRAY_ICON (icon), GTK_ORIENTATION_HORIZONTAL);

  return icon->orientation;

}

#endif

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/* eggtrayicon.h

 * Copyright (C) 2002 Anders Carlsson <andersca@gnu.org>

 *

 * 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.

 */

#ifndef __EGG_TRAY_ICON_H__

#define __EGG_TRAY_ICON_H__

#include <gtk/gtkplug.h>

#include <gtk/gtk.h>

#ifdef GDK_WINDOWING_X11

#include <gdk/gdkx.h>

G_BEGIN_DECLS

#define EGG_TYPE_TRAY_ICON		(egg_tray_icon_get_type ())

#define EGG_TRAY_ICON(obj)		(G_TYPE_CHECK_INSTANCE_CAST ((obj), EGG_TYPE_TRAY_ICON, EggTrayIcon))

#define EGG_TRAY_ICON_CLASS(klass)	(G_TYPE_CHECK_CLASS_CAST ((klass), EGG_TYPE_TRAY_ICON, EggTrayIconClass))

#define EGG_IS_TRAY_ICON(obj)		(G_TYPE_CHECK_INSTANCE_TYPE ((obj), EGG_TYPE_TRAY_ICON))

#define EGG_IS_TRAY_ICON_CLASS(klass)	(G_TYPE_CHECK_CLASS_TYPE ((klass), EGG_TYPE_TRAY_ICON))

#define EGG_TRAY_ICON_GET_CLASS(obj)	(G_TYPE_INSTANCE_GET_CLASS ((obj), EGG_TYPE_TRAY_ICON, EggTrayIconClass))

typedef struct _EggTrayIcon	  EggTrayIcon;

typedef struct _EggTrayIconClass  EggTrayIconClass;

struct _EggTrayIcon

{

  GtkPlug parent_instance;

  guint stamp;

  Atom selection_atom;

  Atom manager_atom;

  Atom system_tray_opcode_atom;

  Atom orientation_atom;

  Window manager_window;

  GtkOrientation orientation;

};

struct _EggTrayIconClass

{

  GtkPlugClass parent_class;

};

GType        egg_tray_icon_get_type       (void);

EggTrayIcon *egg_tray_icon_new_for_screen (GdkScreen   *screen,

					   const gchar *name);

EggTrayIcon *egg_tray_icon_new            (const gchar *name);

guint        egg_tray_icon_send_message   (EggTrayIcon *icon,

					   gint         timeout,

					   const char  *message,

					   gint         len);

void         egg_tray_icon_cancel_message (EggTrayIcon *icon,

					   guint        id);

GtkOrientation egg_tray_icon_get_orientation (EggTrayIcon *icon);

G_END_DECLS

#endif /* GDK_WINDOWING_X11 */

#endif /* __EGG_TRAY_ICON_H__ */

	eggtrayicon.c eggtrayicon.h \

GtkWidget *stock_pixbuf_widget_scale(GtkWidget *window, StockPixmap icon,

				     gint width, gint height)

{

	GdkPixbuf *pixbuf;

	GdkPixbuf *scaled_pixbuf;

	GtkWidget *image;

	g_return_val_if_fail(icon >= 0 && icon < N_STOCK_PIXMAPS, NULL);

	stock_pixbuf_gdk(window, icon, &pixbuf);

	scaled_pixbuf = gdk_pixbuf_scale_simple(pixbuf, width, height,

						GDK_INTERP_HYPER);

	image = gtk_image_new_from_pixbuf(scaled_pixbuf);

	g_object_unref(scaled_pixbuf);

	return image;

}

GtkWidget *stock_pixbuf_widget_scale	(GtkWidget	*window,

					 StockPixmap	 icon,

					 gint		 width,

					 gint		 height);

#include "eggtrayicon.h"

static void tray_icon_button_pressed		(GtkWidget	*widget,

						 GdkEventButton	*event,

						 gpointer	 data);

	GtkWidget *tray_icon;

	GtkWidget *tray_icon_img;

	GtkWidget *eventbox;

	GtkTooltips *tray_icon_tip;

	tray_icon = GTK_WIDGET(egg_tray_icon_new("Sylpheed"));

	eventbox = gtk_event_box_new();

	gtk_container_add(GTK_CONTAINER(tray_icon), eventbox);

	g_signal_connect(G_OBJECT(eventbox), "button_press_event",

			 G_CALLBACK(tray_icon_button_pressed), mainwin);

	tray_icon_img = stock_pixbuf_widget_scale(NULL, STOCK_PIXMAP_SYLPHEED,

						  24, 24);

	gtk_container_add(GTK_CONTAINER(eventbox), tray_icon_img);

	tray_icon_tip = gtk_tooltips_new();

	gtk_tooltips_set_tip(tray_icon_tip, tray_icon, _("Sylpheed"), NULL);

	gtk_widget_show_all(tray_icon);

	mainwin->tray_icon      = tray_icon;

	mainwin->tray_icon_img  = tray_icon_img;

	mainwin->tray_icon_tip  = tray_icon_tip;

static void tray_icon_button_pressed(GtkWidget *widget, GdkEventButton *event,

				     gpointer data)

{

	MainWindow *mainwin = (MainWindow *)data;

	if (event && event->button == 1)

		gtk_window_present(GTK_WINDOW(mainwin->window));

}

	GtkWidget *tray_icon;

	GtkWidget *tray_icon_img;

	GtkTooltips *tray_icon_tip;

	* src/eggtrayicon.[ch]: ?ɲ?(Loqui svn trunk ?????Ҽ?)??

	* src/mainwindow.[ch]: ?ȥ쥤?????????κǽ??μ?????

	* src/stock_pixmap.[ch]: stock_pixbuf_widget_scale() ???ɲá?

2005-08-23

	* src/eggtrayicon.[ch]: added (borrowed from Loqui svn trunk).

	* src/mainwindow.[ch]: initial implementation of the tray icon.

	* src/stock_pixmap.[ch]: added stock_pixbuf_widget_scale().

2005-08-23