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MetaPlugin: add a UI hook for confirming display changes

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We want to show a dialog when a display change happens from the
control center. To do so, add a new vfunc to MetaPlugin and
call it when a configuration change is requested via DBus.

https://bugzilla.gnome.org/show_bug.cgi?id=705670
This commit is contained in:
Giovanni Campagna
2013-07-29 10:12:24 +02:00
committed by Giovanni Campagna
parent bbbcd8c631
commit 5086626805
8 changed files with 139 additions and 7 deletions
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33
src/compositor/plugins/default.c
View File

@ -100,6 +100,8 @@ static void kill_window_effects (MetaPlugin *plugin,
MetaWindowActor *actor);
static void kill_switch_workspace (MetaPlugin *plugin);
static void confirm_display_change (MetaPlugin *plugin);
static const MetaPluginInfo * plugin_info (MetaPlugin *plugin);
META_PLUGIN_DECLARE(MetaDefaultPlugin, meta_default_plugin);
@ -207,6 +209,7 @@ meta_default_plugin_class_init (MetaDefaultPluginClass *klass)
plugin_class->plugin_info = plugin_info;
plugin_class->kill_window_effects = kill_window_effects;
plugin_class->kill_switch_workspace = kill_switch_workspace;
plugin_class->confirm_display_change = confirm_display_change;
g_type_class_add_private (gobject_class, sizeof (MetaDefaultPluginPrivate));
}
@ -835,3 +838,33 @@ plugin_info (MetaPlugin *plugin)
return &priv->info;
}
static void
on_dialog_closed (GPid pid,
gint status,
gpointer user_data)
{
MetaPlugin *plugin = user_data;
gboolean ok;
ok = g_spawn_check_exit_status (status, NULL);
meta_plugin_complete_display_change (plugin, ok);
}
static void
confirm_display_change (MetaPlugin *plugin)
{
GPid pid;
pid = meta_show_dialog ("--question",
"Does the display look OK?",
"20",
NULL,
"_Keep This Configuration",
"_Restore Previous Configuration",
"preferences-desktop-display",
0,
NULL, NULL);
g_child_watch_add (pid, on_dialog_closed, plugin);
}