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xfce4-panel/plugins/applicationsmenu/applicationsmenu.c

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/*
* Copyright (C) 2010 Nick Schermer <nick@xfce.org>
*
* This library 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 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 General Public License for
* more details.
*
* You should have received a copy of the GNU Library 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
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <exo/exo.h>
#include <garcon/garcon.h>
#include <libxfce4ui/libxfce4ui.h>
#include <libxfce4util/libxfce4util.h>
#include <libxfce4panel/libxfce4panel.h>
#include <common/panel-xfconf.h>
#include <common/panel-utils.h>
#include <common/panel-private.h>
#include <common/panel-debug.h>
#include "applicationsmenu.h"
#include "applicationsmenu-dialog_ui.h"
/* I18N: default tooltip of the application menu */
#define DEFAULT_TITLE _("Applications Menu")
#define DEFAULT_ICON_NAME "xfce4-panel-menu"
#define DEFAULT_ICON_SIZE (16)
struct _ApplicationsMenuPluginClass
{
XfcePanelPluginClass __parent__;
};
struct _ApplicationsMenuPlugin
{
XfcePanelPlugin __parent__;
GtkWidget *button;
GtkWidget *box;
GtkWidget *icon;
GtkWidget *label;
GtkWidget *menu;
guint show_generic_names : 1;
guint show_menu_icons : 1;
guint show_tooltips : 1;
guint show_button_title : 1;
gchar *button_title;
gchar *button_icon;
gboolean custom_menu;
gchar *custom_menu_file;
/* temp item we store here when the
* properties dialog is opened */
GtkWidget *dialog_icon;
};
enum
{
PROP_0,
PROP_SHOW_GENERIC_NAMES,
PROP_SHOW_MENU_ICONS,
PROP_SHOW_TOOLTIPS,
PROP_SHOW_BUTTON_TITLE,
PROP_BUTTON_TITLE,
PROP_BUTTON_ICON,
PROP_CUSTOM_MENU,
PROP_CUSTOM_MENU_FILE
};
static const GtkTargetEntry dnd_target_list[] = {
{ "text/uri-list", 0, 0 }
};
static void applications_menu_plugin_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void applications_menu_plugin_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void applications_menu_plugin_construct (XfcePanelPlugin *panel_plugin);
static void applications_menu_plugin_free_data (XfcePanelPlugin *panel_plugin);
static gboolean applications_menu_plugin_size_changed (XfcePanelPlugin *panel_plugin,
gint size);
static void applications_menu_plugin_orientation_changed (XfcePanelPlugin *panel_plugin,
GtkOrientation orientation);
static void applications_menu_plugin_configure_plugin (XfcePanelPlugin *panel_plugin);
static gboolean applications_menu_plugin_remote_event (XfcePanelPlugin *panel_plugin,
const gchar *name,
const GValue *value);
static void applications_menu_plugin_menu_reload (ApplicationsMenuPlugin *plugin);
static void applications_menu_plugin_menu (GtkWidget *button,
ApplicationsMenuPlugin *plugin);
/* define the plugin */
XFCE_PANEL_DEFINE_PLUGIN (ApplicationsMenuPlugin, applications_menu_plugin)
static GtkIconSize menu_icon_size = GTK_ICON_SIZE_INVALID;
static void
applications_menu_plugin_class_init (ApplicationsMenuPluginClass *klass)
{
XfcePanelPluginClass *plugin_class;
GObjectClass *gobject_class;
gobject_class = G_OBJECT_CLASS (klass);
gobject_class->get_property = applications_menu_plugin_get_property;
gobject_class->set_property = applications_menu_plugin_set_property;
plugin_class = XFCE_PANEL_PLUGIN_CLASS (klass);
plugin_class->construct = applications_menu_plugin_construct;
plugin_class->free_data = applications_menu_plugin_free_data;
plugin_class->size_changed = applications_menu_plugin_size_changed;
plugin_class->orientation_changed = applications_menu_plugin_orientation_changed;
plugin_class->configure_plugin = applications_menu_plugin_configure_plugin;
plugin_class->remote_event = applications_menu_plugin_remote_event;
g_object_class_install_property (gobject_class,
PROP_SHOW_GENERIC_NAMES,
g_param_spec_boolean ("show-generic-names",
NULL, NULL,
TRUE,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_SHOW_MENU_ICONS,
g_param_spec_boolean ("show-menu-icons",
NULL, NULL,
TRUE,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_SHOW_TOOLTIPS,
g_param_spec_boolean ("show-tooltips",
NULL, NULL,
FALSE,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_SHOW_BUTTON_TITLE,
g_param_spec_boolean ("show-button-title",
NULL, NULL,
TRUE,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_BUTTON_TITLE,
g_param_spec_string ("button-title",
NULL, NULL,
DEFAULT_TITLE,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_BUTTON_ICON,
g_param_spec_string ("button-icon",
NULL, NULL,
DEFAULT_ICON_NAME,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_CUSTOM_MENU,
g_param_spec_boolean ("custom-menu",
NULL, NULL,
FALSE,
EXO_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_CUSTOM_MENU_FILE,
g_param_spec_string ("custom-menu-file",
NULL, NULL,
NULL,
EXO_PARAM_READWRITE));
menu_icon_size = gtk_icon_size_from_name ("panel-applications-menu");
if (menu_icon_size == GTK_ICON_SIZE_INVALID)
menu_icon_size = gtk_icon_size_register ("panel-applications-menu",
DEFAULT_ICON_SIZE,
DEFAULT_ICON_SIZE);
}
static void
applications_menu_plugin_init (ApplicationsMenuPlugin *plugin)
{
plugin->show_menu_icons = TRUE;
plugin->show_button_title = TRUE;
plugin->custom_menu = FALSE;
panel_debug (PANEL_DEBUG_APPLICATIONSMENU,
"XDG_MENU_PREFIX is set to \"%s\"",
g_getenv ("XDG_MENU_PREFIX"));
garcon_set_environment ("XFCE");
plugin->button = xfce_panel_create_toggle_button ();
xfce_panel_plugin_add_action_widget (XFCE_PANEL_PLUGIN (plugin), plugin->button);
gtk_container_add (GTK_CONTAINER (plugin), plugin->button);
gtk_widget_set_name (plugin->button, "applicationmenu-button");
gtk_button_set_relief (GTK_BUTTON (plugin->button), GTK_RELIEF_NONE);
gtk_widget_set_tooltip_text (plugin->button, DEFAULT_TITLE);
g_signal_connect (G_OBJECT (plugin->button), "toggled",
G_CALLBACK (applications_menu_plugin_menu), plugin);
plugin->box = xfce_hvbox_new (GTK_ORIENTATION_HORIZONTAL, FALSE, 1);
gtk_container_add (GTK_CONTAINER (plugin->button), plugin->box);
gtk_widget_show (plugin->box);
plugin->icon = xfce_panel_image_new_from_source (DEFAULT_ICON_NAME);
gtk_box_pack_start (GTK_BOX (plugin->box), plugin->icon, FALSE, FALSE, 0);
gtk_widget_show (plugin->icon);
plugin->label = gtk_label_new (DEFAULT_TITLE);
gtk_box_pack_start (GTK_BOX (plugin->box), plugin->label, FALSE, FALSE, 0);
gtk_widget_show (plugin->label);
}
static void
applications_menu_plugin_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (object);
switch (prop_id)
{
case PROP_SHOW_GENERIC_NAMES:
g_value_set_boolean (value, plugin->show_generic_names);
break;
case PROP_SHOW_MENU_ICONS:
g_value_set_boolean (value, plugin->show_menu_icons);
break;
case PROP_SHOW_TOOLTIPS:
g_value_set_boolean (value, plugin->show_tooltips);
break;
case PROP_SHOW_BUTTON_TITLE:
g_value_set_boolean (value, plugin->show_button_title);
break;
case PROP_BUTTON_TITLE:
g_value_set_string (value, plugin->button_title == NULL ?
DEFAULT_TITLE : plugin->button_title);
break;
case PROP_BUTTON_ICON:
g_value_set_string (value, exo_str_is_empty (plugin->button_icon) ?
DEFAULT_ICON_NAME : plugin->button_icon);
break;
case PROP_CUSTOM_MENU:
g_value_set_boolean (value, plugin->custom_menu);
break;
case PROP_CUSTOM_MENU_FILE:
g_value_set_string (value, plugin->custom_menu_file);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
applications_menu_plugin_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (object);
switch (prop_id)
{
case PROP_SHOW_GENERIC_NAMES:
plugin->show_generic_names = g_value_get_boolean (value);
break;
case PROP_SHOW_MENU_ICONS:
plugin->show_menu_icons = g_value_get_boolean (value);
break;
case PROP_SHOW_TOOLTIPS:
plugin->show_tooltips = g_value_get_boolean (value);
break;
case PROP_SHOW_BUTTON_TITLE:
plugin->show_button_title = g_value_get_boolean (value);
if (plugin->show_button_title)
gtk_widget_show (plugin->label);
else
gtk_widget_hide (plugin->label);
applications_menu_plugin_size_changed (XFCE_PANEL_PLUGIN (plugin),
xfce_panel_plugin_get_size (XFCE_PANEL_PLUGIN (plugin)));
return;
case PROP_BUTTON_TITLE:
g_free (plugin->button_title);
plugin->button_title = g_value_dup_string (value);
gtk_label_set_text (GTK_LABEL (plugin->label),
plugin->button_title != NULL ? plugin->button_title : "");
gtk_widget_set_tooltip_text (plugin->button,
exo_str_is_empty (plugin->button_title) ? NULL : plugin->button_title);
return;
case PROP_BUTTON_ICON:
g_free (plugin->button_icon);
plugin->button_icon = g_value_dup_string (value);
xfce_panel_image_set_from_source (XFCE_PANEL_IMAGE (plugin->icon),
exo_str_is_empty (plugin->button_icon) ? DEFAULT_ICON_NAME : plugin->button_icon);
return;
case PROP_CUSTOM_MENU:
plugin->custom_menu = g_value_get_boolean (value);
break;
case PROP_CUSTOM_MENU_FILE:
g_free (plugin->custom_menu_file);
plugin->custom_menu_file = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
applications_menu_plugin_menu_reload (plugin);
}
static void
applications_menu_plugin_construct (XfcePanelPlugin *panel_plugin)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (panel_plugin);
const PanelProperty properties[] =
{
{ "show-generic-names", G_TYPE_BOOLEAN },
{ "show-menu-icons", G_TYPE_BOOLEAN },
{ "show-button-title", G_TYPE_BOOLEAN },
{ "show-tooltips", G_TYPE_BOOLEAN },
{ "button-title", G_TYPE_STRING },
{ "button-icon", G_TYPE_STRING },
{ "custom-menu", G_TYPE_BOOLEAN },
{ "custom-menu-file", G_TYPE_STRING },
{ NULL }
};
xfce_panel_plugin_menu_show_configure (XFCE_PANEL_PLUGIN (plugin));
/* bind all properties */
panel_properties_bind (NULL, G_OBJECT (plugin),
xfce_panel_plugin_get_property_base (panel_plugin),
properties, FALSE);
gtk_widget_show (plugin->button);
}
static void
applications_menu_plugin_free_data (XfcePanelPlugin *panel_plugin)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (panel_plugin);
if (plugin->menu != NULL)
gtk_widget_destroy (plugin->menu);
g_free (plugin->button_title);
g_free (plugin->button_icon);
g_free (plugin->custom_menu_file);
}
static gboolean
applications_menu_plugin_size_changed (XfcePanelPlugin *panel_plugin,
gint size)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (panel_plugin);
gint icon_size;
GtkStyle *style;
gtk_box_set_child_packing (GTK_BOX (plugin->box), plugin->icon,
!plugin->show_button_title, !plugin->show_button_title,
0, GTK_PACK_START);
if (!plugin->show_button_title)
{
xfce_panel_image_set_size (XFCE_PANEL_IMAGE (plugin->icon), -1);
gtk_widget_set_size_request (GTK_WIDGET (panel_plugin), size, size);
}
else
{
style = gtk_widget_get_style (plugin->button);
icon_size = size - 2 * MAX (style->xthickness, style->ythickness);
xfce_panel_image_set_size (XFCE_PANEL_IMAGE (plugin->icon), icon_size);
gtk_widget_set_size_request (GTK_WIDGET (panel_plugin), -1, -1);
}
return TRUE;
}
static void
applications_menu_plugin_orientation_changed (XfcePanelPlugin *panel_plugin,
GtkOrientation orientation)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (panel_plugin);
xfce_hvbox_set_orientation (XFCE_HVBOX (plugin->box), orientation);
gtk_label_set_angle (GTK_LABEL (plugin->label), orientation == GTK_ORIENTATION_HORIZONTAL ? 0 : 270);
}
static void
applications_menu_plugin_configure_plugin_file_set (GtkFileChooserButton *button,
ApplicationsMenuPlugin *plugin)
{
gchar *filename;
panel_return_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button));
panel_return_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin));
filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (button));
g_object_set (G_OBJECT (plugin), "custom-menu-file", filename, NULL);
g_free (filename);
}
static void
applications_menu_plugin_configure_plugin_icon_chooser (GtkWidget *button,
ApplicationsMenuPlugin *plugin)
{
GtkWidget *chooser;
gchar *icon;
panel_return_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin));
panel_return_if_fail (XFCE_IS_PANEL_IMAGE (plugin->dialog_icon));
chooser = exo_icon_chooser_dialog_new (_("Select An Icon"),
GTK_WINDOW (gtk_widget_get_toplevel (button)),
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (chooser), GTK_RESPONSE_ACCEPT);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (chooser),
GTK_RESPONSE_ACCEPT,
GTK_RESPONSE_CANCEL, -1);
exo_icon_chooser_dialog_set_icon (EXO_ICON_CHOOSER_DIALOG (chooser),
exo_str_is_empty (plugin->button_icon) ? DEFAULT_ICON_NAME : plugin->button_icon);
if (gtk_dialog_run (GTK_DIALOG (chooser)) == GTK_RESPONSE_ACCEPT)
{
icon = exo_icon_chooser_dialog_get_icon (EXO_ICON_CHOOSER_DIALOG (chooser));
g_object_set (G_OBJECT (plugin), "button-icon", icon, NULL);
xfce_panel_image_set_from_source (XFCE_PANEL_IMAGE (plugin->dialog_icon), icon);
g_free (icon);
}
gtk_widget_destroy (chooser);
}
static void
applications_menu_plugin_configure_plugin_edit (GtkWidget *button,
ApplicationsMenuPlugin *plugin)
{
GError *error = NULL;
const gchar *command = "alacarte";
panel_return_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin));
panel_return_if_fail (GTK_IS_WIDGET (button));
if (!gdk_spawn_command_line_on_screen (gtk_widget_get_screen (button), command, &error))
{
xfce_dialog_show_error (NULL, error, _("Failed to execute command \"%s\"."), command);
g_error_free (error);
}
}
static void
applications_menu_plugin_configure_plugin (XfcePanelPlugin *panel_plugin)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (panel_plugin);
GtkBuilder *builder;
GObject *dialog, *object, *object2;
guint i;
gchar *path;
const gchar *check_names[] = { "show-generic-names", "show-menu-icons",
"show-tooltips", "show-button-title" };
/* setup the dialog */
PANEL_UTILS_LINK_4UI
builder = panel_utils_builder_new (panel_plugin, applicationsmenu_dialog_ui,
applicationsmenu_dialog_ui_length, &dialog);
if (G_UNLIKELY (builder == NULL))
return;
for (i = 0; i < G_N_ELEMENTS (check_names); ++i)
{
object = gtk_builder_get_object (builder, check_names[i]);
panel_return_if_fail (GTK_IS_CHECK_BUTTON (object));
exo_mutual_binding_new (G_OBJECT (plugin), check_names[i],
G_OBJECT (object), "active");
}
object = gtk_builder_get_object (builder, "button-title");
panel_return_if_fail (GTK_IS_ENTRY (object));
exo_mutual_binding_new (G_OBJECT (plugin), "button-title",
G_OBJECT (object), "text");
object = gtk_builder_get_object (builder, "icon-button");
panel_return_if_fail (GTK_IS_BUTTON (object));
g_signal_connect (G_OBJECT (object), "clicked",
G_CALLBACK (applications_menu_plugin_configure_plugin_icon_chooser), plugin);
plugin->dialog_icon = xfce_panel_image_new_from_source (
exo_str_is_empty (plugin->button_icon) ? DEFAULT_ICON_NAME : plugin->button_icon);
xfce_panel_image_set_size (XFCE_PANEL_IMAGE (plugin->dialog_icon), 48);
gtk_container_add (GTK_CONTAINER (object), plugin->dialog_icon);
g_object_add_weak_pointer (G_OBJECT (plugin->dialog_icon), (gpointer) &plugin->dialog_icon);
gtk_widget_show (plugin->dialog_icon);
/* whether we show the edit menu button */
object = gtk_builder_get_object (builder, "edit-menu-button");
panel_return_if_fail (GTK_IS_BUTTON (object));
path = g_find_program_in_path ("alacarte");
if (path != NULL)
{
object2 = gtk_builder_get_object (builder, "use-default-menu");
panel_return_if_fail (GTK_IS_RADIO_BUTTON (object2));
exo_binding_new (G_OBJECT (object2), "active", G_OBJECT (object), "sensitive");
g_signal_connect (G_OBJECT (object), "clicked",
G_CALLBACK (applications_menu_plugin_configure_plugin_edit), plugin);
}
else
{
gtk_widget_hide (GTK_WIDGET (object));
}
g_free (path);
object = gtk_builder_get_object (builder, "use-custom-menu");
panel_return_if_fail (GTK_IS_RADIO_BUTTON (object));
exo_mutual_binding_new (G_OBJECT (plugin), "custom-menu",
G_OBJECT (object), "active");
/* sensitivity of custom file selector */
object2 = gtk_builder_get_object (builder, "custom-box");
panel_return_if_fail (GTK_IS_WIDGET (object2));
exo_binding_new (G_OBJECT (object), "active", G_OBJECT (object2), "sensitive");
object = gtk_builder_get_object (builder, "custom-file");
panel_return_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (object));
if (!exo_str_is_empty (plugin->custom_menu_file))
gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (object), plugin->custom_menu_file);
g_signal_connect (G_OBJECT (object), "file-set",
G_CALLBACK (applications_menu_plugin_configure_plugin_file_set), plugin);
gtk_widget_show (GTK_WIDGET (dialog));
}
static gboolean
applications_menu_plugin_remote_event (XfcePanelPlugin *panel_plugin,
const gchar *name,
const GValue *value)
{
ApplicationsMenuPlugin *plugin = XFCE_APPLICATIONS_MENU_PLUGIN (panel_plugin);
panel_return_val_if_fail (value == NULL || G_IS_VALUE (value), FALSE);
if (strcmp (name, "popup") == 0
&& GTK_WIDGET_VISIBLE (panel_plugin)
&& !gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (plugin->button))
&& panel_utils_grab_available ())
{
if (value != NULL
&& G_VALUE_HOLDS_BOOLEAN (value)
&& g_value_get_boolean (value))
{
/* show menu under cursor */
applications_menu_plugin_menu (NULL, plugin);
}
else
{
/* show the menu at the button */
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (plugin->button), TRUE);
}
/* don't popup another menu */
return TRUE;
}
return FALSE;
}
static void
applications_menu_plugin_menu_deactivate (GtkWidget *menu,
GtkWidget *button)
{
panel_return_if_fail (button == NULL || GTK_IS_TOGGLE_BUTTON (button));
panel_return_if_fail (GTK_IS_MENU (menu));
/* button is NULL when we popup the menu under the cursor position */
if (button != NULL)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), FALSE);
gtk_menu_popdown (GTK_MENU (menu));
}
static void
applications_menu_plugin_append_quoted (GString *string,
const gchar *unquoted)
{
gchar *quoted;
quoted = g_shell_quote (unquoted);
g_string_append (string, quoted);
g_free (quoted);
}
static void
applications_menu_plugin_menu_item_activate (GtkWidget *mi,
GarconMenuItem *item)
{
GString *string;
const gchar *command;
const gchar *p;
const gchar *tmp;
gchar **argv;
gboolean result = FALSE;
gchar *uri;
GError *error = NULL;
panel_return_if_fail (GTK_IS_WIDGET (mi));
panel_return_if_fail (GARCON_IS_MENU_ITEM (item));
command = garcon_menu_item_get_command (item);
if (exo_str_is_empty (command))
return;
string = g_string_sized_new (100);
if (garcon_menu_item_requires_terminal (item))
g_string_append (string, "exo-open --launch TerminalEmulator ");
/* expand the field codes */
for (p = command; *p != '\0'; ++p)
{
if (G_UNLIKELY (p[0] == '%' && p[1] != '\0'))
{
switch (*++p)
{
case 'f': case 'F':
case 'u': case 'U':
/* TODO for dnd, not a regression, xfdesktop never had this */
break;
case 'i':
tmp = garcon_menu_item_get_icon_name (item);
if (!exo_str_is_empty (tmp))
{
g_string_append (string, "--icon ");
applications_menu_plugin_append_quoted (string, tmp);
}
break;
case 'c':
tmp = garcon_menu_item_get_name (item);
if (!exo_str_is_empty (tmp))
applications_menu_plugin_append_quoted (string, tmp);
break;
case 'k':
uri = garcon_menu_item_get_uri (item);
if (!exo_str_is_empty (uri))
applications_menu_plugin_append_quoted (string, uri);
g_free (uri);
break;
case '%':
g_string_append_c (string, '%');
break;
}
}
else
{
g_string_append_c (string, *p);
}
}
/* parse and spawn command */
if (g_shell_parse_argv (string->str, NULL, &argv, &error))
{
result = xfce_spawn_on_screen (gtk_widget_get_screen (mi),
garcon_menu_item_get_path (item),
argv, NULL, G_SPAWN_SEARCH_PATH,
garcon_menu_item_supports_startup_notification (item),
gtk_get_current_event_time (),
garcon_menu_item_get_icon_name (item),
&error);
g_strfreev (argv);
}
if (G_UNLIKELY (!result))
{
xfce_dialog_show_error (NULL, error, _("Failed to execute command \"%s\"."), command);
g_error_free (error);
}
g_string_free (string, TRUE);
}
static void
applications_menu_plugin_menu_item_drag_begin (GarconMenuItem *item,
GdkDragContext *drag_context)
{
const gchar *icon_name;
panel_return_if_fail (GARCON_IS_MENU_ITEM (item));
icon_name = garcon_menu_item_get_icon_name (item);
if (!exo_str_is_empty (icon_name))
gtk_drag_set_icon_name (drag_context, icon_name, 0, 0);
}
static void
applications_menu_plugin_menu_item_drag_data_get (GarconMenuItem *item,
GdkDragContext *drag_context,
GtkSelectionData *selection_data,
guint info,
guint drag_time)
{
gchar *uris[2] = { NULL, NULL };
panel_return_if_fail (GARCON_IS_MENU_ITEM (item));
uris[0] = garcon_menu_item_get_uri (item);
if (G_LIKELY (uris[0] != NULL))
{
gtk_selection_data_set_uris (selection_data, uris);
g_free (uris[0]);
}
}
static void
applications_menu_plugin_menu_item_drag_end (ApplicationsMenuPlugin *plugin)
{
panel_return_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin));
panel_return_if_fail (GTK_IS_TOGGLE_BUTTON (plugin->button));
panel_return_if_fail (GTK_IS_MENU (plugin->menu));
/* selection-done is never called, so handle that manually */
applications_menu_plugin_menu_deactivate (plugin->menu, plugin->button);
}
static void
applications_menu_plugin_menu_reload (ApplicationsMenuPlugin *plugin)
{
panel_return_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin));
if (plugin->menu != NULL)
{
panel_debug (PANEL_DEBUG_APPLICATIONSMENU,
"destroy menu for reload");
/* if the menu is opened, do not destroy it under the users'
* cursor, else destroy the menu in an idle, to give garcon
* time to finalize the events that triggered the reload */
if (GTK_WIDGET_VISIBLE (plugin->menu))
g_signal_connect (G_OBJECT (plugin->menu), "selection-done",
G_CALLBACK (exo_gtk_object_destroy_later), NULL);
else
exo_gtk_object_destroy_later (GTK_OBJECT (plugin->menu));
}
}
static gboolean
applications_menu_plugin_menu_add (GtkWidget *gtk_menu,
GarconMenu *menu,
ApplicationsMenuPlugin *plugin)
{
GList *elements, *li;
GtkWidget *mi, *image;
const gchar *name, *icon_name;
const gchar *comment;
GtkWidget *submenu;
gboolean has_children = FALSE;
gint size = DEFAULT_ICON_SIZE, w, h;
const gchar *command;
GarconMenuDirectory *directory;
panel_return_val_if_fail (GTK_IS_MENU (gtk_menu), FALSE);
panel_return_val_if_fail (GARCON_IS_MENU (menu), FALSE);
panel_return_val_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin), FALSE);
if (gtk_icon_size_lookup (menu_icon_size, &w, &h))
size = MIN (w, h);
elements = garcon_menu_get_elements (menu);
for (li = elements; li != NULL; li = li->next)
{
panel_return_val_if_fail (GARCON_IS_MENU_ELEMENT (li->data), FALSE);
if (GARCON_IS_MENU_ITEM (li->data))
{
g_signal_connect_swapped (G_OBJECT (li->data), "changed",
G_CALLBACK (applications_menu_plugin_menu_reload), plugin);
if (!garcon_menu_element_get_visible (li->data))
continue;
name = NULL;
if (plugin->show_generic_names)
name = garcon_menu_item_get_generic_name (li->data);
if (name == NULL)
name = garcon_menu_item_get_name (li->data);
if (G_UNLIKELY (name == NULL))
continue;
mi = gtk_image_menu_item_new_with_label (name);
gtk_menu_shell_append (GTK_MENU_SHELL (gtk_menu), mi);
g_signal_connect (G_OBJECT (mi), "activate",
G_CALLBACK (applications_menu_plugin_menu_item_activate), li->data);
gtk_widget_show (mi);
if (plugin->show_tooltips)
{
comment = garcon_menu_item_get_comment (li->data);
if (!exo_str_is_empty (comment))
gtk_widget_set_tooltip_text (mi, comment);
}
/* dragging items from the menu to the panel */
gtk_drag_source_set (mi, GDK_BUTTON1_MASK, dnd_target_list,
G_N_ELEMENTS (dnd_target_list), GDK_ACTION_COPY);
g_signal_connect_swapped (G_OBJECT (mi), "drag-begin",
G_CALLBACK (applications_menu_plugin_menu_item_drag_begin), li->data);
g_signal_connect_swapped (G_OBJECT (mi), "drag-data-get",
G_CALLBACK (applications_menu_plugin_menu_item_drag_data_get), li->data);
g_signal_connect_swapped (G_OBJECT (mi), "drag-end",
G_CALLBACK (applications_menu_plugin_menu_item_drag_end), plugin);
command = garcon_menu_item_get_command (li->data);
if (G_UNLIKELY (exo_str_is_empty (command)))
gtk_widget_set_sensitive (mi, FALSE);
if (plugin->show_menu_icons)
{
icon_name = garcon_menu_item_get_icon_name (li->data);
if (exo_str_is_empty (icon_name))
icon_name = "applications-other";
image = xfce_panel_image_new_from_source (icon_name);
xfce_panel_image_set_size (XFCE_PANEL_IMAGE (image), size);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (mi), image);
gtk_widget_show (image);
}
has_children = TRUE;
}
else if (GARCON_IS_MENU_SEPARATOR (li->data))
{
mi = gtk_separator_menu_item_new ();
gtk_menu_shell_append (GTK_MENU_SHELL (gtk_menu), mi);
gtk_widget_show (mi);
}
else if (GARCON_IS_MENU (li->data))
{
/* the element check for menu also copies the item list to
* check if all the elements are visible, we do that with the
* return value of this function, so avoid that and only check
* the visibility of the menu directory */
directory = garcon_menu_get_directory (li->data);
if (directory != NULL
&& !garcon_menu_directory_get_visible (directory))
continue;
submenu = gtk_menu_new ();
if (applications_menu_plugin_menu_add (submenu, li->data, plugin))
{
name = garcon_menu_element_get_name (li->data);
mi = gtk_image_menu_item_new_with_label (name);
gtk_menu_shell_append (GTK_MENU_SHELL (gtk_menu), mi);
gtk_menu_item_set_submenu (GTK_MENU_ITEM (mi), submenu);
gtk_widget_show (mi);
if (plugin->show_menu_icons)
{
icon_name = garcon_menu_element_get_icon_name (li->data);
if (exo_str_is_empty (icon_name))
icon_name = "applications-other";
image = xfce_panel_image_new_from_source (icon_name);
xfce_panel_image_set_size (XFCE_PANEL_IMAGE (image), size);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (mi), image);
gtk_widget_show (image);
}
has_children = TRUE;
}
else
{
gtk_widget_destroy (submenu);
}
}
}
g_list_free (elements);
return has_children;
}
static void
applications_menu_plugin_menu (GtkWidget *button,
ApplicationsMenuPlugin *plugin)
{
GtkWidget *mi;
GarconMenu *menu = NULL;
GError *error = NULL;
gchar *filename;
GFile *file;
panel_return_if_fail (XFCE_IS_APPLICATIONS_MENU_PLUGIN (plugin));
panel_return_if_fail (button == NULL || plugin->button == button);
if (button != NULL
&& !gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)))
return;
if (plugin->menu == NULL)
{
if (G_UNLIKELY (plugin->custom_menu
&& plugin->custom_menu_file != NULL))
menu = garcon_menu_new_for_path (plugin->custom_menu_file);
/* use the applications menu, this also respects the
* XDG_MENU_PREFIX environment variable */
if (G_LIKELY (menu == NULL))
menu = garcon_menu_new_applications ();
if (menu != NULL
&& garcon_menu_load (menu, NULL, &error))
{
plugin->menu = gtk_menu_new ();
g_signal_connect (G_OBJECT (plugin->menu), "selection-done",
G_CALLBACK (applications_menu_plugin_menu_deactivate), button);
g_object_add_weak_pointer (G_OBJECT (plugin->menu), (gpointer) &plugin->menu);
if (!applications_menu_plugin_menu_add (plugin->menu, menu, plugin))
{
mi = gtk_menu_item_new_with_label (_("No applications found"));
gtk_menu_shell_append (GTK_MENU_SHELL (plugin->menu), mi);
gtk_widget_set_sensitive (mi, FALSE);
gtk_widget_show (mi);
}
/* watch the menu for changes */
g_object_weak_ref (G_OBJECT (plugin->menu),
(GWeakNotify) g_object_unref, menu);
g_signal_connect_swapped (G_OBJECT (menu), "reload-required",
G_CALLBACK (applications_menu_plugin_menu_reload), plugin);
/* debugging information */
file = garcon_menu_get_file (menu);
filename = g_file_get_parse_name (file);
g_object_unref (G_OBJECT (file));
panel_debug (PANEL_DEBUG_APPLICATIONSMENU,
"loading from %s", filename);
g_free (filename);
}
else
{
xfce_dialog_show_error (NULL, error, _("Failed to load the applications menu"));
g_error_free (error);
if (G_LIKELY (menu != NULL))
g_object_unref (G_OBJECT (menu));
return;
}
}
gtk_menu_popup (GTK_MENU (plugin->menu), NULL, NULL,
button != NULL ? xfce_panel_plugin_position_menu : NULL,
plugin, 1, gtk_get_current_event_time ());
}