100 lines
2.5 KiB
C
100 lines
2.5 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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#include "shell-app-monitor.h"
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#include <gio/gio.h>
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enum {
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PROP_0,
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};
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enum {
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CHANGED,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL] = { 0 };
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struct _ShellAppMonitorPrivate {
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GList *desktop_dir_monitors;
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};
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static void shell_app_monitor_finalize (GObject *object);
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static void on_monitor_changed (GFileMonitor *monitor, GFile *file,
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GFile *other_file, GFileMonitorEvent event_type,
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gpointer user_data);
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G_DEFINE_TYPE(ShellAppMonitor, shell_app_monitor, G_TYPE_OBJECT);
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static void shell_app_monitor_class_init(ShellAppMonitorClass *klass)
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{
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GObjectClass *gobject_class = (GObjectClass *)klass;
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gobject_class->finalize = shell_app_monitor_finalize;
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signals[CHANGED] =
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g_signal_new ("changed",
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SHELL_TYPE_APP_MONITOR,
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (ShellAppMonitorClass, changed),
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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 (gobject_class, sizeof (ShellAppMonitorPrivate));
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}
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static void
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shell_app_monitor_init (ShellAppMonitor *self)
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{
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const gchar *const *iter;
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self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
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SHELL_TYPE_APP_MONITOR,
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ShellAppMonitorPrivate);
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for (iter = g_get_system_data_dirs (); *iter; iter++)
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{
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char *app_path;
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GFile *dir;
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GFileMonitor *monitor;
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GError *error = NULL;
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app_path = g_build_filename (*iter, "applications", NULL);
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dir = g_file_new_for_path (app_path);
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g_free (app_path);
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monitor = g_file_monitor_directory (dir, 0, NULL, &error);
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if (!monitor) {
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g_warning ("failed to monitor %s", error->message);
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g_clear_error (&error);
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continue;
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}
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g_signal_connect (monitor, "changed", G_CALLBACK (on_monitor_changed), self);
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self->priv->desktop_dir_monitors
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= g_list_prepend (self->priv->desktop_dir_monitors,
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monitor);
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g_object_unref (dir);
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}
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}
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static void
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shell_app_monitor_finalize (GObject *object)
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{
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ShellAppMonitor *self = SHELL_APP_MONITOR (object);
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g_list_foreach (self->priv->desktop_dir_monitors, (GFunc) g_object_unref, NULL);
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g_list_free (self->priv->desktop_dir_monitors);
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G_OBJECT_CLASS (shell_app_monitor_parent_class)->finalize(object);
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}
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static void
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on_monitor_changed (GFileMonitor *monitor, GFile *file,
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GFile *other_file, GFileMonitorEvent event_type,
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gpointer user_data)
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{
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ShellAppMonitor *self = SHELL_APP_MONITOR (user_data);
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g_signal_emit (self, signals[CHANGED], 0);
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}
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