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nemo-desktop-icon-grid-view.c
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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* fm-desktop-icon-view.c - implementation of icon view for managing the desktop.
Copyright (C) 2000, 2001 Eazel, Inc.mou
The Gnome Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 51 Franklin Street - Suite 500,
Boston, MA 02110-1335, USA.
Authors: Mike Engber <[email protected]>
Gene Z. Ragan <[email protected]>
Miguel de Icaza <[email protected]>
*/
#include <config.h>
#include "nemo-desktop-icon-grid-view.h"
#include "nemo-actions.h"
#include "nemo-application.h"
#include "nemo-desktop-manager.h"
#include "nemo-desktop-window.h"
#include "nemo-desktop-overlay.h"
#include "nemo-icon-view-grid-container.h"
#include "nemo-view-factory.h"
#include "nemo-view.h"
#include <X11/Xatom.h>
#include <gtk/gtk.h>
#include <eel/eel-glib-extensions.h>
#include <eel/eel-gtk-extensions.h>
#include <eel/eel-vfs-extensions.h>
#include <fcntl.h>
#include <gdk/gdkx.h>
#include <glib/gi18n.h>
#include <libnemo-private/nemo-desktop-icon-file.h>
#include <libnemo-private/nemo-directory-notify.h>
#include <libnemo-private/nemo-file-changes-queue.h>
#include <libnemo-private/nemo-file-operations.h>
#include <libnemo-private/nemo-file-utilities.h>
#include <libnemo-private/nemo-ui-utilities.h>
#include <libnemo-private/nemo-global-preferences.h>
#include <libnemo-private/nemo-link.h>
#include <libnemo-private/nemo-metadata.h>
#include <libnemo-private/nemo-monitor.h>
#include <libnemo-private/nemo-program-choosing.h>
#include <libnemo-private/nemo-trash-monitor.h>
#include <libnemo-private/nemo-desktop-utils.h>
#include <limits.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
/* Timeout to check the desktop directory for updates */
#define RESCAN_TIMEOUT 4
struct NemoDesktopIconGridViewDetails
{
GdkWindow *root_window;
GtkActionGroup *desktop_action_group;
guint desktop_merge_id;
/* For the desktop rescanning
*/
gulong delayed_init_signal;
guint reload_desktop_timeout;
gboolean pending_rescan;
gboolean updating_menus;
};
typedef struct {
const char *action;
const char *metadata_text;
const NemoFileSortType sort_type;
} DesktopSortCriterion;
static const DesktopSortCriterion sort_criteria[] = {
{
"Desktop Sort by Name",
"name",
NEMO_FILE_SORT_BY_DISPLAY_NAME
},
{
"Desktop Sort by Size",
"size",
NEMO_FILE_SORT_BY_SIZE
},
{
"Desktop Sort by Type",
"detailed_type",
NEMO_FILE_SORT_BY_DETAILED_TYPE
},
{
"Desktop Sort by Date",
"modification date",
NEMO_FILE_SORT_BY_MTIME
}
};
static void real_merge_menus (NemoView *view);
static void real_update_menus (NemoView *view);
static void nemo_desktop_icon_grid_view_update_icon_container_fonts (NemoDesktopIconGridView *view);
static void font_changed_callback (gpointer callback_data);
static void nemo_desktop_icon_grid_view_constructed (GObject *object);
G_DEFINE_TYPE (NemoDesktopIconGridView, nemo_desktop_icon_grid_view, NEMO_TYPE_ICON_VIEW)
static char *desktop_directory;
static time_t desktop_dir_modify_time;
#define get_icon_container(w) nemo_icon_view_get_icon_container(NEMO_ICON_VIEW (w))
static void
desktop_directory_changed_callback (gpointer callback_data)
{
g_free (desktop_directory);
desktop_directory = nemo_get_desktop_directory ();
}
static void
update_margins (NemoDesktopIconGridView *icon_view)
{
NemoIconContainer *icon_container;
gint current_monitor;
gint l, r, t, b;
icon_container = get_icon_container (icon_view);
g_object_get (NEMO_DESKTOP_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (icon_view))),
"monitor", ¤t_monitor,
NULL);
nemo_desktop_manager_get_margins (nemo_desktop_manager_get (), current_monitor, &l, &r, &t, &b);
nemo_icon_container_set_margins (icon_container, l, r, t, b);
}
static GdkFilterReturn
gdk_filter_func (GdkXEvent *gdk_xevent,
GdkEvent *event,
gpointer data)
{
XEvent *xevent = gdk_xevent;
NemoDesktopIconGridView *icon_view;
icon_view = NEMO_DESKTOP_ICON_GRID_VIEW (data);
switch (xevent->type) {
case PropertyNotify:
if (xevent->xproperty.atom == gdk_x11_get_xatom_by_name ("_NET_WORKAREA")) {
update_margins (icon_view);
}
break;
default:
break;
}
return GDK_FILTER_CONTINUE;
}
static const char *
real_get_id (NemoView *view)
{
return NEMO_DESKTOP_ICON_GRID_VIEW_IID;
}
static gboolean
should_show_file_on_current_monitor (NemoView *view, NemoFile *file)
{
gint current_monitor = nemo_desktop_utils_get_monitor_for_widget (GTK_WIDGET (view));
gint file_monitor = nemo_file_get_monitor_number (file);
NemoDesktopManager *dm = nemo_desktop_manager_get ();
if (current_monitor == file_monitor) {
return TRUE;
}
if (nemo_desktop_manager_get_primary_only (dm)) {
return TRUE;
}
if (file_monitor > -1 &&
!g_settings_get_boolean (nemo_desktop_preferences, NEMO_PREFERENCES_SHOW_ORPHANED_DESKTOP_ICONS)) {
return FALSE;
}
if (file_monitor == -1) {
/* New file, no previous metadata - this should go on the primary monitor */
return nemo_desktop_manager_get_monitor_is_primary (dm, current_monitor);
}
if (!nemo_desktop_manager_get_monitor_is_active (dm, file_monitor)) {
nemo_file_set_is_desktop_orphan (file, TRUE);
if (nemo_desktop_manager_get_monitor_is_primary (dm, current_monitor)) {
return TRUE;
}
}
return FALSE;
}
static void
nemo_desktop_icon_grid_view_remove_file (NemoView *view, NemoFile *file, NemoDirectory *directory)
{
/* This used to assert that 'directory == nemo_view_get_model (view)', but that
* resulted in a lot of crash reports (bug #352592). I don't see how that trace happens.
* It seems that somehow we get a files_changed event sent to the view from a directory
* that isn't the model, but the code disables the monitor and signal callback handlers when
* changing directories. Maybe we can get some more information when this happens.
* Further discussion in bug #368178.
*/
if (directory != nemo_view_get_model (view)) {
char *file_uri, *dir_uri, *model_uri;
file_uri = nemo_file_get_uri (file);
dir_uri = nemo_directory_get_uri (directory);
model_uri = nemo_directory_get_uri (nemo_view_get_model (view));
g_warning ("nemo_icon_view_remove_file() - directory not icon view model, shouldn't happen.\n"
"file: %p:%s, dir: %p:%s, model: %p:%s, view loading: %d\n"
"If you see this, please add this info to http://bugzilla.gnome.org/show_bug.cgi?id=368178",
file, file_uri, directory, dir_uri, nemo_view_get_model (view), model_uri, nemo_view_get_loading (view));
g_free (file_uri);
g_free (dir_uri);
g_free (model_uri);
}
if (nemo_icon_container_remove (get_icon_container (view), NEMO_ICON_CONTAINER_ICON_DATA (file))) {
nemo_file_unref (file);
}
}
static void
nemo_desktop_icon_grid_view_add_file (NemoView *view, NemoFile *file, NemoDirectory *directory)
{
NemoIconView *icon_view;
NemoIconContainer *icon_container;
g_assert (directory == nemo_view_get_model (view));
if (!should_show_file_on_current_monitor (view, file)) {
return;
}
icon_view = NEMO_ICON_VIEW (view);
icon_container = get_icon_container (icon_view);
if (nemo_icon_container_add (icon_container, NEMO_ICON_CONTAINER_ICON_DATA (file))) {
nemo_file_ref (file);
}
}
static void
nemo_desktop_icon_grid_view_file_changed (NemoView *view, NemoFile *file, NemoDirectory *directory)
{
NemoIconView *icon_view;
g_assert (directory == nemo_view_get_model (view));
g_return_if_fail (view != NULL);
icon_view = NEMO_ICON_VIEW (view);
if (!should_show_file_on_current_monitor (view, file)) {
nemo_desktop_icon_grid_view_remove_file (view, file, directory);
} else {
nemo_icon_container_request_update (get_icon_container (icon_view),
NEMO_ICON_CONTAINER_ICON_DATA (file));
}
}
static void
unrealized_callback (GtkWidget *widget, NemoDesktopIconGridView *desktop_icon_grid_view)
{
g_return_if_fail (desktop_icon_grid_view->details->root_window != NULL);
gdk_window_remove_filter (desktop_icon_grid_view->details->root_window,
gdk_filter_func,
desktop_icon_grid_view);
desktop_icon_grid_view->details->root_window = NULL;
}
static void
realized_callback (GtkWidget *widget, NemoDesktopIconGridView *desktop_icon_grid_view)
{
GdkWindow *root_window;
GdkScreen *screen;
g_return_if_fail (desktop_icon_grid_view->details->root_window == NULL);
screen = gtk_widget_get_screen (widget);
root_window = gdk_screen_get_root_window (screen);
desktop_icon_grid_view->details->root_window = root_window;
update_margins (desktop_icon_grid_view);
/* Setup the property filter */
gdk_window_set_events (root_window, GDK_PROPERTY_CHANGE_MASK);
gdk_window_add_filter (root_window,
gdk_filter_func,
desktop_icon_grid_view);
}
static void
nemo_desktop_icon_grid_view_dispose (GObject *object)
{
NemoDesktopIconGridView *icon_view;
GtkUIManager *ui_manager;
icon_view = NEMO_DESKTOP_ICON_GRID_VIEW (object);
/* Remove desktop rescan timeout. */
if (icon_view->details->reload_desktop_timeout != 0) {
g_source_remove (icon_view->details->reload_desktop_timeout);
icon_view->details->reload_desktop_timeout = 0;
}
ui_manager = nemo_view_get_ui_manager (NEMO_VIEW (icon_view));
if (ui_manager != NULL) {
nemo_ui_unmerge_ui (ui_manager,
&icon_view->details->desktop_merge_id,
&icon_view->details->desktop_action_group);
}
g_signal_handlers_disconnect_by_func (nemo_desktop_preferences,
font_changed_callback,
icon_view);
g_signal_handlers_disconnect_by_func (nemo_preferences,
desktop_directory_changed_callback,
NULL);
g_signal_handlers_disconnect_by_func (gnome_lockdown_preferences,
nemo_view_update_menus,
icon_view);
G_OBJECT_CLASS (nemo_desktop_icon_grid_view_parent_class)->dispose (object);
}
static void
nemo_desktop_icon_grid_view_class_init (NemoDesktopIconGridViewClass *class)
{
NemoViewClass *vclass;
vclass = NEMO_VIEW_CLASS (class);
G_OBJECT_CLASS (class)->dispose = nemo_desktop_icon_grid_view_dispose;
G_OBJECT_CLASS (class)->constructed = nemo_desktop_icon_grid_view_constructed;
NEMO_ICON_VIEW_CLASS (class)->use_grid_container = TRUE;
vclass->merge_menus = real_merge_menus;
vclass->update_menus = real_update_menus;
vclass->get_view_id = real_get_id;
vclass->add_file = nemo_desktop_icon_grid_view_add_file;
vclass->file_changed = nemo_desktop_icon_grid_view_file_changed;
vclass->remove_file = nemo_desktop_icon_grid_view_remove_file;
#if GTK_CHECK_VERSION(3, 21, 0)
GtkWidgetClass *wclass = GTK_WIDGET_CLASS (class);
gtk_widget_class_set_css_name (wclass, "nemo-desktop-icon-view");
#endif
g_type_class_add_private (class, sizeof (NemoDesktopIconGridViewDetails));
}
static void
nemo_desktop_icon_grid_view_handle_middle_click (NemoIconContainer *icon_container,
GdkEventButton *event,
NemoDesktopIconGridView *desktop_icon_grid_view)
{
XButtonEvent x_event;
GdkDevice *keyboard = NULL, *pointer = NULL, *cur;
GdkDeviceManager *manager;
GList *list, *l;
manager = gdk_display_get_device_manager (gtk_widget_get_display (GTK_WIDGET (icon_container)));
list = gdk_device_manager_list_devices (manager, GDK_DEVICE_TYPE_MASTER);
for (l = list; l != NULL; l = l->next) {
cur = l->data;
if (pointer == NULL && (gdk_device_get_source (cur) == GDK_SOURCE_MOUSE)) {
pointer = cur;
}
if (keyboard == NULL && (gdk_device_get_source (cur) == GDK_SOURCE_KEYBOARD)) {
keyboard = cur;
}
if (pointer != NULL && keyboard != NULL) {
break;
}
}
g_list_free (list);
/* During a mouse click we have the pointer and keyboard grab.
* We will send a fake event to the root window which will cause it
* to try to get the grab so we need to let go ourselves.
*/
if (pointer != NULL) {
gdk_device_ungrab (pointer, GDK_CURRENT_TIME);
}
if (keyboard != NULL) {
gdk_device_ungrab (keyboard, GDK_CURRENT_TIME);
}
/* Stop the event because we don't want anyone else dealing with it. */
gdk_flush ();
g_signal_stop_emission_by_name (icon_container, "middle_click");
/* build an X event to represent the middle click. */
x_event.type = ButtonPress;
x_event.send_event = True;
x_event.display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
x_event.window = GDK_ROOT_WINDOW ();
x_event.root = GDK_ROOT_WINDOW ();
x_event.subwindow = 0;
x_event.time = event->time;
x_event.x = event->x;
x_event.y = event->y;
x_event.x_root = event->x_root;
x_event.y_root = event->y_root;
x_event.state = event->state;
x_event.button = event->button;
x_event.same_screen = True;
/* Send it to the root window, the window manager will handle it. */
XSendEvent (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), GDK_ROOT_WINDOW (), True,
ButtonPressMask, (XEvent *) &x_event);
}
static void
desktop_icon_container_realize (GtkWidget *widget,
NemoDesktopIconGridView *desktop_icon_grid_view)
{
GdkWindow *bin_window;
GdkRGBA transparent = { 0, 0, 0, 0 };
bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (widget));
gdk_window_set_background_rgba (bin_window, &transparent);
}
static gboolean
do_desktop_rescan (gpointer data)
{
NemoDesktopIconGridView *desktop_icon_grid_view;
struct stat buf;
desktop_icon_grid_view = NEMO_DESKTOP_ICON_GRID_VIEW (data);
if (desktop_icon_grid_view->details->pending_rescan) {
return TRUE;
}
if (stat (desktop_directory, &buf) == -1) {
return TRUE;
}
if (buf.st_ctime == desktop_dir_modify_time) {
return TRUE;
}
desktop_icon_grid_view->details->pending_rescan = TRUE;
nemo_directory_force_reload
(nemo_view_get_model (NEMO_VIEW (desktop_icon_grid_view)));
return TRUE;
}
static void
done_loading (NemoDirectory *model,
NemoDesktopIconGridView *desktop_icon_grid_view)
{
struct stat buf;
desktop_icon_grid_view->details->pending_rescan = FALSE;
if (stat (desktop_directory, &buf) == -1) {
return;
}
desktop_dir_modify_time = buf.st_ctime;
}
/* This function is used because the NemoDirectory model does not
* exist always in the desktop_icon_grid_view, so we wait until it has been
* instantiated.
*/
static void
delayed_init (NemoDesktopIconGridView *desktop_icon_grid_view)
{
/* Keep track of the load time. */
g_signal_connect_object (nemo_view_get_model (NEMO_VIEW (desktop_icon_grid_view)),
"done_loading",
G_CALLBACK (done_loading), desktop_icon_grid_view, 0);
/* Monitor desktop directory. */
desktop_icon_grid_view->details->reload_desktop_timeout =
g_timeout_add_seconds (RESCAN_TIMEOUT, do_desktop_rescan, desktop_icon_grid_view);
g_signal_handler_disconnect (desktop_icon_grid_view,
desktop_icon_grid_view->details->delayed_init_signal);
desktop_icon_grid_view->details->delayed_init_signal = 0;
desktop_icon_grid_view->details->updating_menus = FALSE;
}
static void
font_changed_callback (gpointer callback_data)
{
g_return_if_fail (NEMO_IS_DESKTOP_ICON_GRID_VIEW (callback_data));
nemo_desktop_icon_grid_view_update_icon_container_fonts (NEMO_DESKTOP_ICON_GRID_VIEW (callback_data));
}
static void
nemo_desktop_icon_grid_view_update_icon_container_fonts (NemoDesktopIconGridView *icon_view)
{
NemoIconContainer *icon_container;
char *font;
icon_container = get_icon_container (icon_view);
g_assert (icon_container != NULL);
font = g_settings_get_string (nemo_desktop_preferences,
NEMO_PREFERENCES_DESKTOP_FONT);
nemo_icon_container_set_font (icon_container, font);
g_free (font);
}
static void
nemo_desktop_icon_grid_view_init (NemoDesktopIconGridView *desktop_icon_grid_view)
{
desktop_icon_grid_view->details = G_TYPE_INSTANCE_GET_PRIVATE (desktop_icon_grid_view,
NEMO_TYPE_DESKTOP_ICON_GRID_VIEW,
NemoDesktopIconGridViewDetails);
}
static void
nemo_desktop_icon_grid_view_constructed (GObject *object)
{
NemoDesktopIconGridView *desktop_icon_grid_view;
NemoIconContainer *icon_container;
GtkAllocation allocation;
GtkAdjustment *hadj, *vadj;
desktop_icon_grid_view = NEMO_DESKTOP_ICON_GRID_VIEW (object);
G_OBJECT_CLASS (nemo_desktop_icon_grid_view_parent_class)->constructed (G_OBJECT (desktop_icon_grid_view));
if (desktop_directory == NULL) {
g_signal_connect_swapped (nemo_preferences, "changed::" NEMO_PREFERENCES_DESKTOP_IS_HOME_DIR,
G_CALLBACK(desktop_directory_changed_callback),
NULL);
desktop_directory_changed_callback (NULL);
}
icon_container = get_icon_container (desktop_icon_grid_view);
nemo_icon_container_set_use_drop_shadows (icon_container, TRUE);
nemo_icon_view_grid_container_set_sort_desktop (NEMO_ICON_VIEW_GRID_CONTAINER (icon_container), TRUE);
/* Do a reload on the desktop if we don't have FAM, a smarter
* way to keep track of the items on the desktop.
*/
if (!nemo_monitor_active ()) {
desktop_icon_grid_view->details->delayed_init_signal = g_signal_connect_object
(desktop_icon_grid_view, "begin_loading",
G_CALLBACK (delayed_init), desktop_icon_grid_view, 0);
}
nemo_icon_container_set_is_fixed_size (icon_container, TRUE);
nemo_icon_container_set_is_desktop (icon_container, TRUE);
nemo_icon_container_set_keep_aligned (icon_container, TRUE);
NEMO_ICON_VIEW_GRID_CONTAINER (icon_container)->horizontal = FALSE;
nemo_icon_container_set_store_layout_timestamps (icon_container, TRUE);
/* Set allocation to be at 0, 0 */
gtk_widget_get_allocation (GTK_WIDGET (icon_container), &allocation);
allocation.x = 0;
allocation.y = 0;
gtk_widget_set_allocation (GTK_WIDGET (icon_container), &allocation);
gtk_widget_queue_resize (GTK_WIDGET (icon_container));
hadj = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (icon_container));
vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (icon_container));
gtk_adjustment_set_value (hadj, 0);
gtk_adjustment_set_value (vadj, 0);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (desktop_icon_grid_view),
GTK_SHADOW_NONE);
nemo_view_ignore_hidden_file_preferences
(NEMO_VIEW (desktop_icon_grid_view));
nemo_view_set_show_foreign (NEMO_VIEW (desktop_icon_grid_view),
FALSE);
g_signal_connect_object (icon_container, "middle_click",
G_CALLBACK (nemo_desktop_icon_grid_view_handle_middle_click), desktop_icon_grid_view, 0);
g_signal_connect_object (icon_container, "realize",
G_CALLBACK (desktop_icon_container_realize), desktop_icon_grid_view, 0);
g_signal_connect_object (desktop_icon_grid_view, "realize",
G_CALLBACK (realized_callback), desktop_icon_grid_view, 0);
g_signal_connect_object (desktop_icon_grid_view, "unrealize",
G_CALLBACK (unrealized_callback), desktop_icon_grid_view, 0);
g_signal_connect_swapped (nemo_desktop_preferences,
"changed::" NEMO_PREFERENCES_DESKTOP_FONT,
G_CALLBACK (font_changed_callback),
desktop_icon_grid_view);
nemo_desktop_icon_grid_view_update_icon_container_fonts (desktop_icon_grid_view);
g_signal_connect_swapped (gnome_lockdown_preferences,
"changed::" NEMO_PREFERENCES_LOCKDOWN_COMMAND_LINE,
G_CALLBACK (nemo_view_update_menus),
desktop_icon_grid_view);
}
static void
action_empty_trash_conditional_callback (GtkAction *action,
gpointer data)
{
g_assert (NEMO_IS_VIEW (data));
nemo_file_operations_empty_trash (GTK_WIDGET (data));
}
static void
clear_orphan_states (NemoDesktopIconGridView *view)
{
GList *icons;
for (icons = get_icon_container (view)->details->icons; icons != NULL; icons = icons->next) {
NemoFile *file;
NemoIcon *icon;
icon = icons->data;
file = NEMO_FILE (icon->data);
nemo_file_set_is_desktop_orphan (file, FALSE);
}
}
static void
action_auto_arrange_callback (GtkAction *action,
NemoDesktopIconGridView *view)
{
gboolean new;
g_assert (NEMO_IS_VIEW (view));
if (view->details->updating_menus) {
return;
}
new = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
clear_orphan_states (view);
nemo_icon_view_set_sort_reversed (NEMO_ICON_VIEW (view), FALSE, TRUE);
nemo_icon_container_set_auto_layout (get_icon_container (view), new);
nemo_icon_container_store_layout_timestamps_now (get_icon_container (view));
}
static void
action_reverse_sort_callback (GtkAction *action,
NemoDesktopIconGridView *view)
{
NemoIconContainer *container;
gboolean new;
g_assert (NEMO_IS_VIEW (view));
if (view->details->updating_menus) {
return;
}
container = get_icon_container (view);
new = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
clear_orphan_states (view);
container->details->needs_resort = TRUE;
nemo_icon_view_set_sort_reversed (NEMO_ICON_VIEW (view), new, TRUE);
nemo_icon_container_sort (get_icon_container (view));
nemo_icon_container_redo_layout (container);
nemo_view_update_menus (NEMO_VIEW (view));
nemo_icon_container_store_layout_timestamps_now (get_icon_container (view));
}
static void
set_sort_type (NemoDesktopIconGridView *view,
GtkAction *action,
NemoFileSortType type)
{
if (view->details->updating_menus) {
return;
}
clear_orphan_states (view);
nemo_icon_view_set_sort_reversed (NEMO_ICON_VIEW (view), FALSE, TRUE);
nemo_icon_view_set_sort_criterion_by_sort_type (NEMO_ICON_VIEW (view), type);
nemo_icon_container_redo_layout (get_icon_container (view));
nemo_view_update_menus (NEMO_VIEW (view));
nemo_icon_container_store_layout_timestamps_now (get_icon_container (view));
}
static void
action_show_overlay (GtkAction *action,
NemoDesktopIconGridView *view)
{
nemo_desktop_manager_show_desktop_overlay (nemo_desktop_manager_get (),
nemo_desktop_utils_get_monitor_for_widget (GTK_WIDGET (view)));
}
static void
set_direction (NemoDesktopIconGridView *view,
gboolean horizontal)
{
NemoFile *file;
NemoIconContainer *container;
if (view->details->updating_menus) {
return;
}
clear_orphan_states (view);
container = get_icon_container (view);
file = nemo_view_get_directory_as_file (NEMO_VIEW (view));
nemo_icon_container_set_horizontal_layout (container, horizontal);
container->details->needs_resort = TRUE;
nemo_icon_view_set_sort_reversed (NEMO_ICON_VIEW (view), FALSE, TRUE);
nemo_icon_container_sort (get_icon_container (view));
nemo_icon_container_redo_layout (get_icon_container (view));
nemo_icon_view_set_directory_horizontal_layout (NEMO_ICON_VIEW (view), file, horizontal);
nemo_view_update_menus (NEMO_VIEW (view));
nemo_icon_container_store_layout_timestamps_now (get_icon_container (view));
}
static void
action_layout_direction_callback (GtkAction *action,
GtkRadioAction *current,
NemoDesktopIconGridView *view)
{
NemoDesktopLayoutDirection direction;
direction = gtk_radio_action_get_current_value (current);
switch (direction) {
case DESKTOP_ARRANGE_HORIZONTAL:
set_direction (view, TRUE);
break;
case DESKTOP_ARRANGE_VERTICAL:
set_direction (view, FALSE);
break;
default:
break;
}
}
static void
action_desktop_size_callback (GtkAction *action,
GtkRadioAction *current,
NemoDesktopIconGridView *view)
{
NemoZoomLevel level;
NemoIconContainer *container;
if (view->details->updating_menus) {
return;
}
container = get_icon_container (view);
level = gtk_radio_action_get_current_value (current);
nemo_view_zoom_to_level (NEMO_VIEW (view), level);
clear_orphan_states (view);
/* TODO: Instead of switching back to defaults, re-align the existing icons
* into the new slots. This is complicated, due to how the redo_layout_internal
* function works. */
container->details->needs_resort = TRUE;
container->details->auto_layout = TRUE;
nemo_icon_container_redo_layout (container);
nemo_view_update_menus (NEMO_VIEW (view));
nemo_icon_container_store_layout_timestamps_now (get_icon_container (view));
}
static void
action_sort_order_callback (GtkAction *action,
GtkRadioAction *current,
NemoDesktopIconGridView *view)
{
NemoFileSortType type;
g_assert (NEMO_IS_VIEW (view));
if (view->details->updating_menus) {
return;
}
type = gtk_radio_action_get_current_value (current);
set_sort_type (view, action, type);
}
static gboolean
trash_link_is_selection (NemoView *view)
{
GList *selection;
NemoDesktopLink *link;
gboolean result;
result = FALSE;
selection = nemo_view_get_selection (view);
if ((g_list_length (selection) == 1) &&
NEMO_IS_DESKTOP_ICON_FILE (selection->data)) {
link = nemo_desktop_icon_file_get_link (NEMO_DESKTOP_ICON_FILE (selection->data));
/* link may be NULL if the link was recently removed (unmounted) */
if (link != NULL &&
nemo_desktop_link_get_link_type (link) == NEMO_DESKTOP_LINK_TRASH) {
result = TRUE;
}
if (link) {
g_object_unref (link);
}
}
nemo_file_list_free (selection);
return result;
}
static void
real_update_menus (NemoView *view)
{
NemoDesktopIconGridView *desktop_view;
NemoIconContainer *container;
NemoFile *file;
char *label;
gboolean include_empty_trash;
gboolean horizontal_layout;
gboolean auto_arrange, reversed;
gint i;
GtkUIManager *ui_manager;
GtkAction *action;
GList *groups, *l;
g_assert (NEMO_IS_DESKTOP_ICON_GRID_VIEW (view));
container = get_icon_container (view);
desktop_view = NEMO_DESKTOP_ICON_GRID_VIEW (view);
desktop_view->details->updating_menus = TRUE;
NEMO_VIEW_CLASS (nemo_desktop_icon_grid_view_parent_class)->update_menus (view);
/* Empty Trash */
include_empty_trash = trash_link_is_selection (view);
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
NEMO_ACTION_EMPTY_TRASH_CONDITIONAL);
gtk_action_set_visible (action, include_empty_trash);
if (include_empty_trash) {
label = g_strdup (_("E_mpty Trash"));
g_object_set (action , "label", label, NULL);
gtk_action_set_sensitive (action, !nemo_trash_monitor_is_empty ());
g_free (label);
}
file = nemo_view_get_directory_as_file (NEMO_VIEW (desktop_view));
horizontal_layout = nemo_icon_view_get_directory_horizontal_layout (NEMO_ICON_VIEW (desktop_view), file);
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Horizontal Layout");
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), horizontal_layout);
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Vertical Layout");
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), !horizontal_layout);
auto_arrange = nemo_icon_container_is_auto_layout (container);
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Autoarrange");
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), auto_arrange);
reversed = nemo_icon_view_get_directory_sort_reversed (NEMO_ICON_VIEW (desktop_view), file);
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Reverse Sort");
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), reversed);
gchar *order;
order = nemo_icon_view_get_directory_sort_by (NEMO_ICON_VIEW (desktop_view), file);
for (i = 0; i < G_N_ELEMENTS (sort_criteria); i++) {
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
sort_criteria[i].action);
if (g_strcmp0 (order, sort_criteria[i].metadata_text) == 0) {
gtk_radio_action_set_current_value (GTK_RADIO_ACTION (action),
sort_criteria[i].sort_type);
break;
}
}
g_free (order);
/* Update zoom radio */
switch (nemo_view_get_zoom_level (NEMO_VIEW (desktop_view))) {
case NEMO_ZOOM_LEVEL_SMALLER:
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Smaller");
break;
case NEMO_ZOOM_LEVEL_SMALL:
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Small");
break;
case NEMO_ZOOM_LEVEL_LARGE:
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Large");
break;
case NEMO_ZOOM_LEVEL_LARGER:
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Larger");
break;
case NEMO_ZOOM_LEVEL_STANDARD:
case NEMO_ZOOM_LEVEL_NULL:
case NEMO_ZOOM_LEVEL_SMALLEST:
case NEMO_ZOOM_LEVEL_LARGEST:
default:
action = gtk_action_group_get_action (desktop_view->details->desktop_action_group,
"Desktop Normal");
break;
}
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
desktop_view->details->updating_menus = FALSE;
ui_manager = nemo_view_get_ui_manager (view);
groups = gtk_ui_manager_get_action_groups (ui_manager);