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- Committer: Neil J. Patel
- Date: 2008-04-16 11:31:15 UTC
- Revision ID: njpatel@gmail.com-20080416113115-ztljg0qms79anijd
* Inital import
- files added:
- data
- src
added
removed
src/launcher-wm.c
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/*
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* Copyright (C) 2008 Canonical Ltd
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Authored by Neil Jagdish Patel <neil.patel@canonical.com>
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*
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*/
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#include "launcher-wm.h"
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#include "launcher-menu.h"
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G_DEFINE_TYPE (LauncherWm, launcher_wm, G_TYPE_OBJECT);
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#define LAUNCHER_WM_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj),\
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LAUNCHER_TYPE_WM, \
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LauncherWmPrivate))
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struct _LauncherWmPrivate
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{
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WnckScreen *screen;
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GHashTable *table;
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};
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enum
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{
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SHOW_DECS,
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HIDE_DECS,
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LAST_SIGNAL
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};
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static guint _wm_signals[LAST_SIGNAL] = { 0 };
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static void
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on_active_window_changed (WnckScreen *screen,
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WnckWindow *prev_window,
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LauncherWm *wm)
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{
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WnckWindow *window;
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WnckWindowType type;
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window = wnck_screen_get_active_window (screen);
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if (!WNCK_IS_WINDOW (window))
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{
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g_signal_emit (wm, _wm_signals[HIDE_DECS], 0);
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/*g_debug ("ACTIVE: Desktop\n");*/
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return;
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}
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type = wnck_window_get_window_type (window);
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switch (type)
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{
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case WNCK_WINDOW_NORMAL:
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break;
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case WNCK_WINDOW_DESKTOP:
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case WNCK_WINDOW_DOCK:
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g_signal_emit (wm, _wm_signals[HIDE_DECS], 0);
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/*g_debug ("ACTIVE: Desktop\n");*/
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return;
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default:
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return;
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}
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g_signal_emit (wm, _wm_signals[SHOW_DECS], 0, window);
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/*g_debug ("ACTIVE: %s\n", wnck_window_get_name (window));*/
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}
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static void
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on_window_opened (WnckScreen *screen, WnckWindow *window, LauncherWm *wm)
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{
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LauncherWmPrivate *priv;
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WnckWindowType type;
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GList *list, *l;
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gint pid;
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g_return_if_fail (LAUNCHER_IS_WM (wm));
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priv = wm->priv;
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type = wnck_window_get_window_type (window);
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switch (type)
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{
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case WNCK_WINDOW_NORMAL:
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break;
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default:
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return;
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}
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pid = wnck_window_get_pid (window);
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list = launcher_menu_get_applications (launcher_menu_get_default ());
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for (l = list; l; l = l->next)
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{
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if (pid == launcher_menu_application_get_pid (l->data))
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{
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launcher_menu_application_set_window (l->data, window);
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g_hash_table_insert (priv->table, (gpointer)&pid, l->data);
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return;
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}
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}
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}
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static void
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on_window_closed (WnckScreen *screen, WnckWindow *window, LauncherWm *wm)
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{
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LauncherWmPrivate *priv;
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LauncherMenuApplication *app = NULL;
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WnckWindowType type;
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gint pid;
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g_return_if_fail (LAUNCHER_IS_WM (wm));
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priv = wm->priv;
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type = wnck_window_get_window_type (window);
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switch (type)
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{
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case WNCK_WINDOW_NORMAL:
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break;
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default:
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return;
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}
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pid = wnck_window_get_pid (window);
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app = g_hash_table_lookup (priv->table, (gconstpointer)&pid);
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if (app)
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{
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launcher_menu_application_set_pid (app, -1);
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launcher_menu_application_set_window (app, NULL);
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g_hash_table_remove (priv->table, (gconstpointer)&pid);
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}
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}
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/*
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* Destroy the hashtable when the menu changes, as all its keys are invalid
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*/
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static void
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on_menu_changed (LauncherMenu *menu, LauncherWm *wm)
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{
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g_return_if_fail (LAUNCHER_IS_WM (wm));
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g_hash_table_unref (wm->priv->table);
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wm->priv->table = NULL;
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}
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/* GObject stuff */
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static void
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launcher_wm_class_init (LauncherWmClass *klass)
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{
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GObjectClass *obj_class = G_OBJECT_CLASS (klass);
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_wm_signals[SHOW_DECS] =
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g_signal_new ("show-windec",
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G_OBJECT_CLASS_TYPE (obj_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (LauncherWmClass, show_windec),
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NULL, NULL,
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g_cclosure_marshal_VOID__OBJECT,
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G_TYPE_NONE,
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1, WNCK_TYPE_WINDOW);
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_wm_signals[HIDE_DECS] =
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g_signal_new ("hide-windec",
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G_OBJECT_CLASS_TYPE (obj_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (LauncherWmClass, hide_windec),
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NULL, NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE, 0);
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g_type_class_add_private (obj_class, sizeof (LauncherWmPrivate));
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}
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static void
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launcher_wm_init (LauncherWm *wm)
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{
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LauncherWmPrivate *priv;
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priv = wm->priv = LAUNCHER_WM_GET_PRIVATE (wm);
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priv->screen = wnck_screen_get_default ();
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priv->table = g_hash_table_new (g_int_hash, g_direct_equal);
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g_signal_connect (priv->screen, "active-window-changed",
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G_CALLBACK (on_active_window_changed), (gpointer)wm);
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g_signal_connect (priv->screen, "window-opened",
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G_CALLBACK (on_window_opened), (gpointer)wm);
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g_signal_connect (priv->screen, "window-closed",
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G_CALLBACK (on_window_closed), (gpointer)wm);
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g_signal_connect (launcher_menu_get_default (), "menu-changed",
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G_CALLBACK (on_menu_changed), wm);
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}
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LauncherWm *
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launcher_wm_get_default (void)
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{
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static LauncherWm *wm = NULL;
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if (!wm)
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wm = g_object_new (LAUNCHER_TYPE_WM,
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NULL);
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return wm;
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}
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