summaryrefslogtreecommitdiff
path: root/command/command.c
diff options
context:
space:
mode:
Diffstat (limited to 'command/command.c')
-rw-r--r--command/command.c263
1 files changed, 263 insertions, 0 deletions
diff --git a/command/command.c b/command/command.c
new file mode 100644
index 00000000..03bcf93f
--- /dev/null
+++ b/command/command.c
@@ -0,0 +1,263 @@
+/* command.c:
+ *
+ * Copyright (C) 2013-2014 Stefano Karapetsas
+ *
+ * This file is part of MATE Applets.
+ *
+ * MATE Applets is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * MATE Applets 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MATE Applets. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ * Stefano Karapetsas <[email protected]>
+ */
+
+#include <config.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+#include <gtk/gtk.h>
+
+#include <mate-panel-applet.h>
+#include <mate-panel-applet-gsettings.h>
+
+#define COMMAND_SCHEMA "org.mate.panel.applet.command"
+#define COMMAND_KEY "command"
+#define INTERVAL_KEY "interval"
+#define SHOW_ICON_KEY "show-icon"
+
+typedef struct
+{
+ MatePanelApplet *applet;
+ GSettings *settings;
+ GtkLabel *label;
+ GtkImage *image;
+ GtkHBox *hbox;
+ guint timeout_id;
+} CommandApplet;
+
+static void command_about_callback (GtkAction *action, CommandApplet *command_applet);
+static void command_settings_callback (GtkAction *action, CommandApplet *command_applet);
+
+static const GtkActionEntry applet_menu_actions [] = {
+ { "Properties", GTK_STOCK_PROPERTIES, NULL, NULL, NULL, G_CALLBACK (command_settings_callback) },
+ { "About", GTK_STOCK_ABOUT, NULL, NULL, NULL, G_CALLBACK (command_about_callback) }
+};
+
+static char *ui = "<menuitem name='Item 1' action='Properties' />"
+ "<menuitem name='Item 2' action='About' />";
+
+static void
+command_applet_destroy (MatePanelApplet *applet_widget, CommandApplet *command_applet)
+{
+ g_assert (command_applet);
+
+ if (command_applet->timeout_id != 0)
+ {
+ g_source_remove(command_applet->timeout_id);
+ command_applet->timeout_id = 0;
+ }
+
+ g_object_unref (command_applet->settings);
+}
+
+static void
+command_about_callback (GtkAction *action, CommandApplet *command_applet)
+{
+ const char* authors[] = { "Stefano Karapetsas <[email protected]>", NULL };
+
+ gtk_show_about_dialog(NULL,
+ "version", VERSION,
+ "copyright", "Copyright © 2013-2014 Stefano Karapetsas",
+ "authors", authors,
+ "comments", _("Shows the output of a command"),
+ "translator-credits", _("translator-credits"),
+ "logo-icon-name", "terminal",
+ NULL );
+}
+
+static void
+command_settings_callback (GtkAction *action, CommandApplet *command_applet)
+{
+ GtkDialog *dialog;
+ GtkTable *table;
+ GtkWidget *widget;
+ GtkWidget *command;
+ GtkWidget *interval;
+ GtkWidget *showicon;
+
+ dialog = GTK_DIALOG (gtk_dialog_new_with_buttons(_("Command Applet Preferences"),
+ NULL,
+ GTK_DIALOG_MODAL,
+ GTK_STOCK_CLOSE,
+ GTK_RESPONSE_CLOSE,
+ NULL));
+ table = gtk_table_new (3, 2, FALSE);
+
+ gtk_window_set_default_size (GTK_WINDOW (dialog), 350, 150);
+
+ widget = gtk_label_new (_("Command:"));
+ gtk_table_attach (table, widget, 1, 2, 0, 1,
+ GTK_FILL, GTK_FILL,
+ 0, 0);
+
+ command = gtk_entry_new ();
+ gtk_table_attach (table, command, 2, 3, 0, 1,
+ GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_FILL,
+ 0, 0);
+
+ widget = gtk_label_new (_("Interval:"));
+ gtk_table_attach (table, widget, 1, 2, 1, 2,
+ GTK_FILL, GTK_FILL,
+ 0, 0);
+
+ interval = gtk_spin_button_new_with_range (1.0, 600.0, 1.0);
+ gtk_table_attach (table, interval, 2, 3, 1, 2,
+ GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_FILL,
+ 0, 0);
+
+ showicon = gtk_check_button_new_with_label (_("Show icon"));
+ gtk_table_attach (table, showicon, 2, 3, 3, 4,
+ GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_FILL,
+ 0, 0);
+
+ gtk_box_pack_start_defaults (GTK_BOX (dialog->vbox), table);
+
+ g_signal_connect (dialog, "response", G_CALLBACK (gtk_widget_destroy), dialog);
+
+ /* use g_settings_bind to manage settings */
+ g_settings_bind (command_applet->settings, COMMAND_KEY, command, "text", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (command_applet->settings, INTERVAL_KEY, interval, "value", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (command_applet->settings, SHOW_ICON_KEY, showicon, "active", G_SETTINGS_BIND_DEFAULT);
+
+ gtk_widget_show_all (GTK_WIDGET (dialog));
+}
+
+static gboolean
+command_execute (CommandApplet *command_applet)
+{
+ GError *error = NULL;
+ gchar *command = NULL;
+ gchar *output = NULL;
+ gint interval = 0;
+ gint ret = 0;
+
+ /* FIXME: use GSettings changed event */
+ interval = g_settings_get_int (command_applet->settings, INTERVAL_KEY);
+ command = g_settings_get_string (command_applet->settings, COMMAND_KEY);
+
+ g_return_if_fail (command != NULL);
+ g_return_if_fail (command[0] != 0);
+
+ /* minimum interval */
+ if (interval <= 0)
+ interval = 1;
+
+ if (g_spawn_command_line_sync (command, &output, NULL, &ret, &error))
+ {
+ if ((output != NULL) && (output[0] != 0))
+ {
+ if (g_str_has_suffix (output, "\n")) {
+ output[strlen(output) - 1] = 0;
+ }
+ gtk_label_set_text (command_applet->label, output);
+ }
+ else
+ gtk_label_set_text (command_applet->label, "#");
+ }
+ else
+ gtk_label_set_text (command_applet->label, "#");
+
+ g_free (output);
+ g_free (command);
+
+ /* start timer for next execution */
+ command_applet->timeout_id = g_timeout_add_seconds (interval,
+ (GSourceFunc) command_execute,
+ command_applet);
+
+ return FALSE;
+}
+
+static gboolean
+command_applet_fill (MatePanelApplet* applet)
+{
+ CommandApplet *command_applet;
+
+ g_set_application_name (_("Command Applet"));
+ gtk_window_set_default_icon_name ("terminal");
+
+ mate_panel_applet_set_flags (applet, MATE_PANEL_APPLET_EXPAND_MINOR);
+ mate_panel_applet_set_background_widget (applet, GTK_WIDGET (applet));
+
+ command_applet = g_malloc0(sizeof(CommandApplet));
+ command_applet->applet = applet;
+ command_applet->settings = mate_panel_applet_settings_new (applet, COMMAND_SCHEMA);
+ command_applet->hbox = gtk_hbox_new (FALSE, 0);
+ command_applet->image = gtk_image_new_from_icon_name ("terminal", 24);
+ command_applet->label = gtk_label_new ("#");
+ command_applet->timeout_id = 0;
+
+ /* we add the Gtk label into the applet */
+ gtk_box_pack_start (GTK_BOX (command_applet->hbox),
+ GTK_WIDGET (command_applet->image),
+ TRUE, TRUE, 0);
+ gtk_box_pack_start (GTK_BOX (command_applet->hbox),
+ GTK_WIDGET (command_applet->label),
+ TRUE, TRUE, 0);
+
+ gtk_container_add (GTK_CONTAINER (applet),
+ GTK_WIDGET (command_applet->hbox));
+
+ gtk_widget_show_all (GTK_WIDGET (command_applet->applet));
+
+ g_settings_bind (command_applet->settings,
+ SHOW_ICON_KEY,
+ command_applet->image,
+ "visible",
+ G_SETTINGS_BIND_DEFAULT);
+
+ g_signal_connect(G_OBJECT (command_applet->applet), "destroy",
+ G_CALLBACK (command_applet_destroy),
+ command_applet);
+
+ /* set up context menu */
+ GtkActionGroup *action_group = gtk_action_group_new ("Command Applet Actions");
+ gtk_action_group_add_actions (action_group, applet_menu_actions,
+ G_N_ELEMENTS (applet_menu_actions), command_applet);
+ mate_panel_applet_setup_menu (command_applet->applet, ui, action_group);
+
+ /* first command execution */
+ command_execute (command_applet);
+
+ return TRUE;
+}
+
+/* this function, called by mate-panel, will create the applet */
+static gboolean
+command_factory (MatePanelApplet* applet, const char* iid, gpointer data)
+{
+ gboolean retval = FALSE;
+
+ if (!g_strcmp0 (iid, "CommandApplet"))
+ retval = command_applet_fill (applet);
+
+ return retval;
+}
+
+/* needed by mate-panel applet library */
+MATE_PANEL_APPLET_OUT_PROCESS_FACTORY("CommandAppletFactory",
+ PANEL_TYPE_APPLET,
+ "Command applet",
+ command_factory,
+ NULL)