forked from AuroraMiddleware/gtk
2c97a8f6e8
2006-05-01 Kristian Rietveld <kris@imendio.com> Merge of the GTK+ asynchronous file chooser branch. Please see the kris-asynch-branch for more detailed ChangeLog entries. * configure.in: increase binary version to 2.9.0. * gtk.symbols: * gtkfilechooser.c: * gtkfilechooserbutton.c: * gtkfilechooserdefault.c: * gtkfilechooserdialog.c: * gtkfilechooserembed.c: * gtkfilechooserembed.h: * gtkfilechooserentry.c: * gtkfilechooserentry.h: * gtkfilechooserprivate.h: * gtkfilesystem.c: * gtkfilesystem.h: * gtkfilesystemmodel.c: * gtkfilesystemmodel.h: * gtkfilesystemunix.c: * gtkpathbar.c: * gtkpathbar.h: Merge from kris-async-branch.
1646 lines
46 KiB
C
1646 lines
46 KiB
C
/* gtkpathbar.c
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* Copyright (C) 2004 Red Hat, Inc., Jonathan Blandford <jrb@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <string.h>
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#include "gtkpathbar.h"
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#include "gtktogglebutton.h"
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#include "gtkalignment.h"
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#include "gtkarrow.h"
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#include "gtkdnd.h"
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#include "gtkimage.h"
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#include "gtkintl.h"
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#include "gtkicontheme.h"
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#include "gtkiconfactory.h"
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#include "gtklabel.h"
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#include "gtkhbox.h"
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#include "gtkmain.h"
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#include "gtkmarshalers.h"
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#include "gtkalias.h"
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enum {
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PATH_CLICKED,
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LAST_SIGNAL
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};
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typedef enum {
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NORMAL_BUTTON,
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ROOT_BUTTON,
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HOME_BUTTON,
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DESKTOP_BUTTON
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} ButtonType;
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#define BUTTON_DATA(x) ((ButtonData *)(x))
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#define SCROLL_DELAY_FACTOR 5
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static guint path_bar_signals [LAST_SIGNAL] = { 0 };
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/* Icon size for if we can't get it from the theme */
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#define FALLBACK_ICON_SIZE 16
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typedef struct _ButtonData ButtonData;
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struct _ButtonData
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{
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GtkWidget *button;
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ButtonType type;
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char *dir_name;
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GtkFilePath *path;
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GtkWidget *image;
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GtkWidget *label;
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GtkFileSystemHandle *handle;
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guint ignore_changes : 1;
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guint file_is_hidden : 1;
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};
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/* This macro is used to check if a button can be used as a fake root.
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* All buttons in front of a fake root are automatically hidden when in a
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* directory below a fake root and replaced with the "<" arrow button.
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*/
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#define BUTTON_IS_FAKE_ROOT(button) ((button)->type == HOME_BUTTON)
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G_DEFINE_TYPE (GtkPathBar, gtk_path_bar, GTK_TYPE_CONTAINER);
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static void gtk_path_bar_finalize (GObject *object);
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static void gtk_path_bar_dispose (GObject *object);
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static void gtk_path_bar_size_request (GtkWidget *widget,
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GtkRequisition *requisition);
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static void gtk_path_bar_unmap (GtkWidget *widget);
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static void gtk_path_bar_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static void gtk_path_bar_add (GtkContainer *container,
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GtkWidget *widget);
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static void gtk_path_bar_remove (GtkContainer *container,
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GtkWidget *widget);
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static void gtk_path_bar_forall (GtkContainer *container,
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gboolean include_internals,
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GtkCallback callback,
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gpointer callback_data);
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static void gtk_path_bar_scroll_up (GtkWidget *button,
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GtkPathBar *path_bar);
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static void gtk_path_bar_scroll_down (GtkWidget *button,
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GtkPathBar *path_bar);
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static void gtk_path_bar_stop_scrolling (GtkPathBar *path_bar);
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static gboolean gtk_path_bar_slider_button_press (GtkWidget *widget,
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GdkEventButton *event,
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GtkPathBar *path_bar);
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static gboolean gtk_path_bar_slider_button_release(GtkWidget *widget,
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GdkEventButton *event,
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GtkPathBar *path_bar);
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static void gtk_path_bar_grab_notify (GtkWidget *widget,
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gboolean was_grabbed);
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static void gtk_path_bar_state_changed (GtkWidget *widget,
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GtkStateType previous_state);
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static void gtk_path_bar_style_set (GtkWidget *widget,
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GtkStyle *previous_style);
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static void gtk_path_bar_screen_changed (GtkWidget *widget,
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GdkScreen *previous_screen);
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static void gtk_path_bar_check_icon_theme (GtkPathBar *path_bar);
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static void gtk_path_bar_update_button_appearance (GtkPathBar *path_bar,
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ButtonData *button_data,
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gboolean current_dir);
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static GtkWidget *
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get_slider_button (GtkPathBar *path_bar,
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GtkArrowType arrow_type)
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{
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GtkWidget *button;
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gtk_widget_push_composite_child ();
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button = gtk_button_new ();
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gtk_button_set_focus_on_click (GTK_BUTTON (button), FALSE);
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gtk_container_add (GTK_CONTAINER (button), gtk_arrow_new (arrow_type, GTK_SHADOW_OUT));
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gtk_container_add (GTK_CONTAINER (path_bar), button);
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gtk_widget_show_all (button);
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gtk_widget_pop_composite_child ();
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return button;
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}
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static void
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gtk_path_bar_init (GtkPathBar *path_bar)
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{
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GTK_WIDGET_SET_FLAGS (path_bar, GTK_NO_WINDOW);
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gtk_widget_set_redraw_on_allocate (GTK_WIDGET (path_bar), FALSE);
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path_bar->set_path_handle = NULL;
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path_bar->spacing = 3;
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path_bar->up_slider_button = get_slider_button (path_bar, GTK_ARROW_LEFT);
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path_bar->down_slider_button = get_slider_button (path_bar, GTK_ARROW_RIGHT);
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path_bar->icon_size = FALLBACK_ICON_SIZE;
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g_signal_connect (path_bar->up_slider_button, "clicked", G_CALLBACK (gtk_path_bar_scroll_up), path_bar);
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g_signal_connect (path_bar->down_slider_button, "clicked", G_CALLBACK (gtk_path_bar_scroll_down), path_bar);
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g_signal_connect (path_bar->up_slider_button, "button_press_event", G_CALLBACK (gtk_path_bar_slider_button_press), path_bar);
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g_signal_connect (path_bar->up_slider_button, "button_release_event", G_CALLBACK (gtk_path_bar_slider_button_release), path_bar);
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g_signal_connect (path_bar->down_slider_button, "button_press_event", G_CALLBACK (gtk_path_bar_slider_button_press), path_bar);
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g_signal_connect (path_bar->down_slider_button, "button_release_event", G_CALLBACK (gtk_path_bar_slider_button_release), path_bar);
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}
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static void
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gtk_path_bar_class_init (GtkPathBarClass *path_bar_class)
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{
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GObjectClass *gobject_class;
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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GtkContainerClass *container_class;
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gobject_class = (GObjectClass *) path_bar_class;
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object_class = (GtkObjectClass *) path_bar_class;
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widget_class = (GtkWidgetClass *) path_bar_class;
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container_class = (GtkContainerClass *) path_bar_class;
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gobject_class->finalize = gtk_path_bar_finalize;
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gobject_class->dispose = gtk_path_bar_dispose;
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widget_class->size_request = gtk_path_bar_size_request;
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widget_class->unmap = gtk_path_bar_unmap;
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widget_class->size_allocate = gtk_path_bar_size_allocate;
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widget_class->style_set = gtk_path_bar_style_set;
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widget_class->screen_changed = gtk_path_bar_screen_changed;
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widget_class->grab_notify = gtk_path_bar_grab_notify;
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widget_class->state_changed = gtk_path_bar_state_changed;
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container_class->add = gtk_path_bar_add;
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container_class->forall = gtk_path_bar_forall;
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container_class->remove = gtk_path_bar_remove;
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/* FIXME: */
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/* container_class->child_type = gtk_path_bar_child_type;*/
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path_bar_signals [PATH_CLICKED] =
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g_signal_new (I_("path-clicked"),
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G_OBJECT_CLASS_TYPE (object_class),
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GtkPathBarClass, path_clicked),
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NULL, NULL,
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_gtk_marshal_VOID__POINTER_POINTER_BOOLEAN,
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G_TYPE_NONE, 3,
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G_TYPE_POINTER,
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G_TYPE_POINTER,
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G_TYPE_BOOLEAN);
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}
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static void
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gtk_path_bar_finalize (GObject *object)
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{
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GtkPathBar *path_bar;
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path_bar = GTK_PATH_BAR (object);
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gtk_path_bar_stop_scrolling (path_bar);
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g_list_free (path_bar->button_list);
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if (path_bar->root_path)
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gtk_file_path_free (path_bar->root_path);
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if (path_bar->home_path)
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gtk_file_path_free (path_bar->home_path);
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if (path_bar->desktop_path)
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gtk_file_path_free (path_bar->desktop_path);
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if (path_bar->root_icon)
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g_object_unref (path_bar->root_icon);
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if (path_bar->home_icon)
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g_object_unref (path_bar->home_icon);
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if (path_bar->desktop_icon)
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g_object_unref (path_bar->desktop_icon);
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if (path_bar->file_system)
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g_object_unref (path_bar->file_system);
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G_OBJECT_CLASS (gtk_path_bar_parent_class)->finalize (object);
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}
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/* Removes the settings signal handler. It's safe to call multiple times */
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static void
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remove_settings_signal (GtkPathBar *path_bar,
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GdkScreen *screen)
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{
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if (path_bar->settings_signal_id)
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{
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GtkSettings *settings;
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settings = gtk_settings_get_for_screen (screen);
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g_signal_handler_disconnect (settings,
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path_bar->settings_signal_id);
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path_bar->settings_signal_id = 0;
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}
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}
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static void
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gtk_path_bar_dispose (GObject *object)
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{
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GtkPathBar *path_bar = GTK_PATH_BAR (object);
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remove_settings_signal (path_bar, gtk_widget_get_screen (GTK_WIDGET (object)));
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if (path_bar->set_path_handle)
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gtk_file_system_cancel_operation (path_bar->set_path_handle);
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path_bar->set_path_handle = NULL;
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G_OBJECT_CLASS (gtk_path_bar_parent_class)->dispose (object);
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}
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/* Size requisition:
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*
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* Ideally, our size is determined by another widget, and we are just filling
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* available space.
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*/
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static void
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gtk_path_bar_size_request (GtkWidget *widget,
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GtkRequisition *requisition)
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{
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ButtonData *button_data;
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GtkPathBar *path_bar;
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GtkRequisition child_requisition;
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GList *list;
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path_bar = GTK_PATH_BAR (widget);
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requisition->width = 0;
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requisition->height = 0;
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for (list = path_bar->button_list; list; list = list->next)
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{
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button_data = BUTTON_DATA (list->data);
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gtk_widget_size_request (button_data->button, &child_requisition);
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requisition->width = MAX (child_requisition.width, requisition->width);
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requisition->height = MAX (child_requisition.height, requisition->height);
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}
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/* Add space for slider, if we have more than one path */
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/* Theoretically, the slider could be bigger than the other button. But we're
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* not going to worry about that now.
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*/
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path_bar->slider_width = MIN(requisition->height * 2 / 3 + 5, requisition->height);
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if (path_bar->button_list && path_bar->button_list->next != NULL)
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requisition->width += (path_bar->spacing + path_bar->slider_width) * 2;
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gtk_widget_size_request (path_bar->up_slider_button, &child_requisition);
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gtk_widget_size_request (path_bar->down_slider_button, &child_requisition);
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requisition->width += GTK_CONTAINER (widget)->border_width * 2;
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requisition->height += GTK_CONTAINER (widget)->border_width * 2;
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widget->requisition = *requisition;
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}
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static void
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gtk_path_bar_update_slider_buttons (GtkPathBar *path_bar)
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{
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if (path_bar->button_list)
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{
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GtkWidget *button;
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button = BUTTON_DATA (path_bar->button_list->data)->button;
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if (gtk_widget_get_child_visible (button))
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{
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gtk_path_bar_stop_scrolling (path_bar);
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gtk_widget_set_sensitive (path_bar->down_slider_button, FALSE);
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}
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else
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gtk_widget_set_sensitive (path_bar->down_slider_button, TRUE);
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button = BUTTON_DATA (g_list_last (path_bar->button_list)->data)->button;
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if (gtk_widget_get_child_visible (button))
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{
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gtk_path_bar_stop_scrolling (path_bar);
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gtk_widget_set_sensitive (path_bar->up_slider_button, FALSE);
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}
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else
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gtk_widget_set_sensitive (path_bar->up_slider_button, TRUE);
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}
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}
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static void
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gtk_path_bar_unmap (GtkWidget *widget)
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{
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gtk_path_bar_stop_scrolling (GTK_PATH_BAR (widget));
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GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->unmap (widget);
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}
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/* This is a tad complicated
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*/
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static void
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gtk_path_bar_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation)
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{
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GtkWidget *child;
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GtkPathBar *path_bar = GTK_PATH_BAR (widget);
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GtkTextDirection direction;
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GtkAllocation child_allocation;
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GList *list, *first_button;
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gint width;
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gint allocation_width;
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gint border_width;
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gboolean need_sliders = FALSE;
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gint up_slider_offset = 0;
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gint down_slider_offset = 0;
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widget->allocation = *allocation;
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/* No path is set; we don't have to allocate anything. */
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if (path_bar->button_list == NULL)
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return;
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direction = gtk_widget_get_direction (widget);
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border_width = (gint) GTK_CONTAINER (path_bar)->border_width;
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allocation_width = allocation->width - 2 * border_width;
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/* First, we check to see if we need the scrollbars. */
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if (path_bar->fake_root)
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width = path_bar->spacing + path_bar->slider_width;
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else
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width = 0;
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for (list = path_bar->button_list; list; list = list->next)
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{
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child = BUTTON_DATA (list->data)->button;
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width += child->requisition.width + path_bar->spacing;
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if (list == path_bar->fake_root)
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break;
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}
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if (width <= allocation_width)
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{
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if (path_bar->fake_root)
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first_button = path_bar->fake_root;
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else
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first_button = g_list_last (path_bar->button_list);
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}
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else
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{
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gboolean reached_end = FALSE;
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gint slider_space = 2 * (path_bar->spacing + path_bar->slider_width);
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if (path_bar->first_scrolled_button)
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first_button = path_bar->first_scrolled_button;
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else
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first_button = path_bar->button_list;
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need_sliders = TRUE;
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/* To see how much space we have, and how many buttons we can display.
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* We start at the first button, count forward until hit the new
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* button, then count backwards.
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*/
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/* Count down the path chain towards the end. */
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width = BUTTON_DATA (first_button->data)->button->requisition.width;
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list = first_button->prev;
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while (list && !reached_end)
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{
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child = BUTTON_DATA (list->data)->button;
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if (width + child->requisition.width +
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path_bar->spacing + slider_space > allocation_width)
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reached_end = TRUE;
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else if (list == path_bar->fake_root)
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break;
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else
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width += child->requisition.width + path_bar->spacing;
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list = list->prev;
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}
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/* Finally, we walk up, seeing how many of the previous buttons we can
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* add */
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while (first_button->next && !reached_end)
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{
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child = BUTTON_DATA (first_button->next->data)->button;
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if (width + child->requisition.width + path_bar->spacing + slider_space > allocation_width)
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{
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reached_end = TRUE;
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}
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else
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{
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width += child->requisition.width + path_bar->spacing;
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if (first_button == path_bar->fake_root)
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break;
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first_button = first_button->next;
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}
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}
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}
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/* Now, we allocate space to the buttons */
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child_allocation.y = allocation->y + border_width;
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child_allocation.height = MAX (1, (gint) allocation->height - border_width * 2);
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if (direction == GTK_TEXT_DIR_RTL)
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{
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child_allocation.x = allocation->x + allocation->width - border_width;
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if (need_sliders || path_bar->fake_root)
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{
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child_allocation.x -= (path_bar->spacing + path_bar->slider_width);
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up_slider_offset = allocation->width - border_width - path_bar->slider_width;
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}
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}
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else
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{
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child_allocation.x = allocation->x + border_width;
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if (need_sliders || path_bar->fake_root)
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{
|
|
up_slider_offset = border_width;
|
|
child_allocation.x += (path_bar->spacing + path_bar->slider_width);
|
|
}
|
|
}
|
|
|
|
for (list = first_button; list; list = list->prev)
|
|
{
|
|
child = BUTTON_DATA (list->data)->button;
|
|
|
|
child_allocation.width = child->requisition.width;
|
|
if (direction == GTK_TEXT_DIR_RTL)
|
|
child_allocation.x -= child_allocation.width;
|
|
|
|
/* Check to see if we've don't have any more space to allocate buttons */
|
|
if (need_sliders && direction == GTK_TEXT_DIR_RTL)
|
|
{
|
|
if (child_allocation.x - path_bar->spacing - path_bar->slider_width < widget->allocation.x + border_width)
|
|
break;
|
|
}
|
|
else if (need_sliders && direction == GTK_TEXT_DIR_LTR)
|
|
{
|
|
if (child_allocation.x + child_allocation.width + path_bar->spacing + path_bar->slider_width >
|
|
widget->allocation.x + border_width + allocation_width)
|
|
break;
|
|
}
|
|
|
|
gtk_widget_set_child_visible (BUTTON_DATA (list->data)->button, TRUE);
|
|
gtk_widget_size_allocate (child, &child_allocation);
|
|
|
|
if (direction == GTK_TEXT_DIR_RTL)
|
|
{
|
|
child_allocation.x -= path_bar->spacing;
|
|
down_slider_offset = child_allocation.x - widget->allocation.x - path_bar->slider_width;
|
|
down_slider_offset = border_width;
|
|
}
|
|
else
|
|
{
|
|
down_slider_offset = child_allocation.x - widget->allocation.x;
|
|
down_slider_offset = allocation->width - border_width - path_bar->slider_width;
|
|
child_allocation.x += child_allocation.width + path_bar->spacing;
|
|
}
|
|
}
|
|
/* Now we go hide all the widgets that don't fit */
|
|
while (list)
|
|
{
|
|
gtk_widget_set_child_visible (BUTTON_DATA (list->data)->button, FALSE);
|
|
list = list->prev;
|
|
}
|
|
for (list = first_button->next; list; list = list->next)
|
|
{
|
|
gtk_widget_set_child_visible (BUTTON_DATA (list->data)->button, FALSE);
|
|
}
|
|
|
|
if (need_sliders || path_bar->fake_root)
|
|
{
|
|
child_allocation.width = path_bar->slider_width;
|
|
child_allocation.x = up_slider_offset + allocation->x;
|
|
gtk_widget_size_allocate (path_bar->up_slider_button, &child_allocation);
|
|
|
|
gtk_widget_set_child_visible (path_bar->up_slider_button, TRUE);
|
|
gtk_widget_show_all (path_bar->up_slider_button);
|
|
}
|
|
else
|
|
gtk_widget_set_child_visible (path_bar->up_slider_button, FALSE);
|
|
|
|
if (need_sliders)
|
|
{
|
|
child_allocation.width = path_bar->slider_width;
|
|
child_allocation.x = down_slider_offset + allocation->x;
|
|
gtk_widget_size_allocate (path_bar->down_slider_button, &child_allocation);
|
|
|
|
gtk_widget_set_child_visible (path_bar->down_slider_button, TRUE);
|
|
gtk_widget_show_all (path_bar->down_slider_button);
|
|
gtk_path_bar_update_slider_buttons (path_bar);
|
|
}
|
|
else
|
|
gtk_widget_set_child_visible (path_bar->down_slider_button, FALSE);
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_style_set (GtkWidget *widget,
|
|
GtkStyle *previous_style)
|
|
{
|
|
if (GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->style_set)
|
|
GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->style_set (widget, previous_style);
|
|
|
|
gtk_path_bar_check_icon_theme (GTK_PATH_BAR (widget));
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_screen_changed (GtkWidget *widget,
|
|
GdkScreen *previous_screen)
|
|
{
|
|
if (GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->screen_changed)
|
|
GTK_WIDGET_CLASS (gtk_path_bar_parent_class)->screen_changed (widget, previous_screen);
|
|
|
|
/* We might nave a new settings, so we remove the old one */
|
|
if (previous_screen)
|
|
remove_settings_signal (GTK_PATH_BAR (widget), previous_screen);
|
|
|
|
gtk_path_bar_check_icon_theme (GTK_PATH_BAR (widget));
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_add (GtkContainer *container,
|
|
GtkWidget *widget)
|
|
{
|
|
gtk_widget_set_parent (widget, GTK_WIDGET (container));
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_remove_1 (GtkContainer *container,
|
|
GtkWidget *widget)
|
|
{
|
|
gboolean was_visible = GTK_WIDGET_VISIBLE (widget);
|
|
gtk_widget_unparent (widget);
|
|
if (was_visible)
|
|
gtk_widget_queue_resize (GTK_WIDGET (container));
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_remove (GtkContainer *container,
|
|
GtkWidget *widget)
|
|
{
|
|
GtkPathBar *path_bar;
|
|
GList *children;
|
|
|
|
path_bar = GTK_PATH_BAR (container);
|
|
|
|
if (widget == path_bar->up_slider_button)
|
|
{
|
|
gtk_path_bar_remove_1 (container, widget);
|
|
path_bar->up_slider_button = NULL;
|
|
return;
|
|
}
|
|
|
|
if (widget == path_bar->down_slider_button)
|
|
{
|
|
gtk_path_bar_remove_1 (container, widget);
|
|
path_bar->down_slider_button = NULL;
|
|
return;
|
|
}
|
|
|
|
children = path_bar->button_list;
|
|
while (children)
|
|
{
|
|
if (widget == BUTTON_DATA (children->data)->button)
|
|
{
|
|
gtk_path_bar_remove_1 (container, widget);
|
|
path_bar->button_list = g_list_remove_link (path_bar->button_list, children);
|
|
g_list_free (children);
|
|
return;
|
|
}
|
|
|
|
children = children->next;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_forall (GtkContainer *container,
|
|
gboolean include_internals,
|
|
GtkCallback callback,
|
|
gpointer callback_data)
|
|
{
|
|
GtkPathBar *path_bar;
|
|
GList *children;
|
|
|
|
g_return_if_fail (callback != NULL);
|
|
path_bar = GTK_PATH_BAR (container);
|
|
|
|
children = path_bar->button_list;
|
|
while (children)
|
|
{
|
|
GtkWidget *child;
|
|
child = BUTTON_DATA (children->data)->button;
|
|
children = children->next;
|
|
|
|
(* callback) (child, callback_data);
|
|
}
|
|
|
|
if (path_bar->up_slider_button)
|
|
(* callback) (path_bar->up_slider_button, callback_data);
|
|
|
|
if (path_bar->down_slider_button)
|
|
(* callback) (path_bar->down_slider_button, callback_data);
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_scroll_down (GtkWidget *button, GtkPathBar *path_bar)
|
|
{
|
|
GList *list;
|
|
GList *down_button = NULL;
|
|
GList *up_button = NULL;
|
|
gint space_available;
|
|
gint space_needed;
|
|
gint border_width;
|
|
GtkTextDirection direction;
|
|
|
|
if (path_bar->ignore_click)
|
|
{
|
|
path_bar->ignore_click = FALSE;
|
|
return;
|
|
}
|
|
|
|
gtk_widget_queue_resize (GTK_WIDGET (path_bar));
|
|
|
|
border_width = GTK_CONTAINER (path_bar)->border_width;
|
|
direction = gtk_widget_get_direction (GTK_WIDGET (path_bar));
|
|
|
|
/* We find the button at the 'down' end that we have to make
|
|
* visible */
|
|
for (list = path_bar->button_list; list; list = list->next)
|
|
{
|
|
if (list->next && gtk_widget_get_child_visible (BUTTON_DATA (list->next->data)->button))
|
|
{
|
|
down_button = list;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Find the last visible button on the 'up' end
|
|
*/
|
|
for (list = g_list_last (path_bar->button_list); list; list = list->prev)
|
|
{
|
|
if (gtk_widget_get_child_visible (BUTTON_DATA (list->data)->button))
|
|
{
|
|
up_button = list;
|
|
break;
|
|
}
|
|
}
|
|
|
|
space_needed = BUTTON_DATA (down_button->data)->button->allocation.width + path_bar->spacing;
|
|
if (direction == GTK_TEXT_DIR_RTL)
|
|
space_available = path_bar->down_slider_button->allocation.x - GTK_WIDGET (path_bar)->allocation.x;
|
|
else
|
|
space_available = (GTK_WIDGET (path_bar)->allocation.x + GTK_WIDGET (path_bar)->allocation.width - border_width) -
|
|
(path_bar->down_slider_button->allocation.x + path_bar->down_slider_button->allocation.width);
|
|
|
|
/* We have space_available extra space that's not being used. We
|
|
* need space_needed space to make the button fit. So we walk down
|
|
* from the end, removing buttons until we get all the space we
|
|
* need. */
|
|
while (space_available < space_needed)
|
|
{
|
|
space_available += BUTTON_DATA (up_button->data)->button->allocation.width + path_bar->spacing;
|
|
up_button = up_button->prev;
|
|
path_bar->first_scrolled_button = up_button;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_scroll_up (GtkWidget *button, GtkPathBar *path_bar)
|
|
{
|
|
GList *list;
|
|
|
|
if (path_bar->ignore_click)
|
|
{
|
|
path_bar->ignore_click = FALSE;
|
|
return;
|
|
}
|
|
|
|
gtk_widget_queue_resize (GTK_WIDGET (path_bar));
|
|
|
|
for (list = g_list_last (path_bar->button_list); list; list = list->prev)
|
|
{
|
|
if (list->prev && gtk_widget_get_child_visible (BUTTON_DATA (list->prev->data)->button))
|
|
{
|
|
if (list->prev == path_bar->fake_root)
|
|
path_bar->fake_root = NULL;
|
|
path_bar->first_scrolled_button = list;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gtk_path_bar_scroll_timeout (GtkPathBar *path_bar)
|
|
{
|
|
gboolean retval = FALSE;
|
|
|
|
GDK_THREADS_ENTER ();
|
|
|
|
if (path_bar->timer)
|
|
{
|
|
if (path_bar->scrolling_up)
|
|
gtk_path_bar_scroll_up (path_bar->up_slider_button, path_bar);
|
|
else if (path_bar->scrolling_down)
|
|
gtk_path_bar_scroll_down (path_bar->down_slider_button, path_bar);
|
|
|
|
if (path_bar->need_timer)
|
|
{
|
|
GtkSettings *settings = gtk_widget_get_settings (GTK_WIDGET (path_bar));
|
|
guint timeout;
|
|
|
|
g_object_get (settings, "gtk-timeout-repeat", &timeout, NULL);
|
|
|
|
path_bar->need_timer = FALSE;
|
|
|
|
path_bar->timer = g_timeout_add (timeout * SCROLL_DELAY_FACTOR,
|
|
(GSourceFunc)gtk_path_bar_scroll_timeout,
|
|
path_bar);
|
|
}
|
|
else
|
|
retval = TRUE;
|
|
}
|
|
|
|
GDK_THREADS_LEAVE ();
|
|
|
|
return retval;
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_stop_scrolling (GtkPathBar *path_bar)
|
|
{
|
|
if (path_bar->timer)
|
|
{
|
|
g_source_remove (path_bar->timer);
|
|
path_bar->timer = 0;
|
|
path_bar->need_timer = FALSE;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gtk_path_bar_slider_button_press (GtkWidget *widget,
|
|
GdkEventButton *event,
|
|
GtkPathBar *path_bar)
|
|
{
|
|
if (event->type != GDK_BUTTON_PRESS || event->button != 1)
|
|
return FALSE;
|
|
|
|
path_bar->ignore_click = FALSE;
|
|
|
|
if (widget == path_bar->up_slider_button)
|
|
{
|
|
path_bar->scrolling_down = FALSE;
|
|
path_bar->scrolling_up = TRUE;
|
|
gtk_path_bar_scroll_up (path_bar->up_slider_button, path_bar);
|
|
}
|
|
else if (widget == path_bar->down_slider_button)
|
|
{
|
|
path_bar->scrolling_up = FALSE;
|
|
path_bar->scrolling_down = TRUE;
|
|
gtk_path_bar_scroll_down (path_bar->down_slider_button, path_bar);
|
|
}
|
|
|
|
if (!path_bar->timer)
|
|
{
|
|
GtkSettings *settings = gtk_widget_get_settings (widget);
|
|
guint timeout;
|
|
|
|
g_object_get (settings, "gtk-timeout-initial", &timeout, NULL);
|
|
|
|
path_bar->need_timer = TRUE;
|
|
path_bar->timer = g_timeout_add (timeout,
|
|
(GSourceFunc)gtk_path_bar_scroll_timeout,
|
|
path_bar);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_path_bar_slider_button_release (GtkWidget *widget,
|
|
GdkEventButton *event,
|
|
GtkPathBar *path_bar)
|
|
{
|
|
if (event->type != GDK_BUTTON_RELEASE)
|
|
return FALSE;
|
|
|
|
path_bar->ignore_click = TRUE;
|
|
gtk_path_bar_stop_scrolling (path_bar);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_grab_notify (GtkWidget *widget,
|
|
gboolean was_grabbed)
|
|
{
|
|
if (!was_grabbed)
|
|
gtk_path_bar_stop_scrolling (GTK_PATH_BAR (widget));
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_state_changed (GtkWidget *widget,
|
|
GtkStateType previous_state)
|
|
{
|
|
if (!GTK_WIDGET_IS_SENSITIVE (widget))
|
|
gtk_path_bar_stop_scrolling (GTK_PATH_BAR (widget));
|
|
}
|
|
|
|
|
|
/* Changes the icons wherever it is needed */
|
|
static void
|
|
reload_icons (GtkPathBar *path_bar)
|
|
{
|
|
GList *list;
|
|
|
|
if (path_bar->root_icon)
|
|
{
|
|
g_object_unref (path_bar->root_icon);
|
|
path_bar->root_icon = NULL;
|
|
}
|
|
if (path_bar->home_icon)
|
|
{
|
|
g_object_unref (path_bar->home_icon);
|
|
path_bar->home_icon = NULL;
|
|
}
|
|
if (path_bar->desktop_icon)
|
|
{
|
|
g_object_unref (path_bar->desktop_icon);
|
|
path_bar->desktop_icon = NULL;
|
|
}
|
|
|
|
for (list = path_bar->button_list; list; list = list->next)
|
|
{
|
|
ButtonData *button_data;
|
|
gboolean current_dir;
|
|
|
|
button_data = BUTTON_DATA (list->data);
|
|
if (button_data->type != NORMAL_BUTTON)
|
|
{
|
|
current_dir = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button_data->button));
|
|
gtk_path_bar_update_button_appearance (path_bar, button_data, current_dir);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
change_icon_theme (GtkPathBar *path_bar)
|
|
{
|
|
GtkSettings *settings;
|
|
gint width, height;
|
|
|
|
settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (path_bar)));
|
|
|
|
if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
|
|
path_bar->icon_size = MAX (width, height);
|
|
else
|
|
path_bar->icon_size = FALLBACK_ICON_SIZE;
|
|
|
|
reload_icons (path_bar);
|
|
}
|
|
/* Callback used when a GtkSettings value changes */
|
|
static void
|
|
settings_notify_cb (GObject *object,
|
|
GParamSpec *pspec,
|
|
GtkPathBar *path_bar)
|
|
{
|
|
const char *name;
|
|
|
|
name = g_param_spec_get_name (pspec);
|
|
|
|
if (! strcmp (name, "gtk-icon-theme-name") ||
|
|
! strcmp (name, "gtk-icon-sizes"))
|
|
change_icon_theme (path_bar);
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_check_icon_theme (GtkPathBar *path_bar)
|
|
{
|
|
GtkSettings *settings;
|
|
|
|
if (path_bar->settings_signal_id)
|
|
return;
|
|
|
|
settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (path_bar)));
|
|
path_bar->settings_signal_id = g_signal_connect (settings, "notify", G_CALLBACK (settings_notify_cb), path_bar);
|
|
|
|
change_icon_theme (path_bar);
|
|
}
|
|
|
|
/* Public functions and their helpers */
|
|
static void
|
|
gtk_path_bar_clear_buttons (GtkPathBar *path_bar)
|
|
{
|
|
while (path_bar->button_list != NULL)
|
|
{
|
|
gtk_container_remove (GTK_CONTAINER (path_bar), BUTTON_DATA (path_bar->button_list->data)->button);
|
|
}
|
|
path_bar->first_scrolled_button = NULL;
|
|
path_bar->fake_root = NULL;
|
|
}
|
|
|
|
static void
|
|
button_clicked_cb (GtkWidget *button,
|
|
gpointer data)
|
|
{
|
|
ButtonData *button_data;
|
|
GtkPathBar *path_bar;
|
|
GList *button_list;
|
|
gboolean child_is_hidden;
|
|
GtkFilePath *child_path;
|
|
|
|
button_data = BUTTON_DATA (data);
|
|
if (button_data->ignore_changes)
|
|
return;
|
|
|
|
path_bar = GTK_PATH_BAR (button->parent);
|
|
|
|
button_list = g_list_find (path_bar->button_list, button_data);
|
|
g_assert (button_list != NULL);
|
|
|
|
g_signal_handlers_block_by_func (button,
|
|
G_CALLBACK (button_clicked_cb), data);
|
|
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
|
|
g_signal_handlers_unblock_by_func (button,
|
|
G_CALLBACK (button_clicked_cb), data);
|
|
|
|
if (button_list->prev)
|
|
{
|
|
ButtonData *child_data;
|
|
|
|
child_data = BUTTON_DATA (button_list->prev->data);
|
|
child_path = child_data->path;
|
|
child_is_hidden = child_data->file_is_hidden;
|
|
}
|
|
else
|
|
{
|
|
child_path = NULL;
|
|
child_is_hidden = FALSE;
|
|
}
|
|
|
|
g_signal_emit (path_bar, path_bar_signals [PATH_CLICKED], 0,
|
|
button_data->path, child_path, child_is_hidden);
|
|
}
|
|
|
|
struct SetButtonImageData
|
|
{
|
|
GtkPathBar *path_bar;
|
|
ButtonData *button_data;
|
|
};
|
|
|
|
static void
|
|
set_button_image_get_info_cb (GtkFileSystemHandle *handle,
|
|
const GtkFileInfo *info,
|
|
const GError *error,
|
|
gpointer user_data)
|
|
{
|
|
gboolean cancelled = handle->cancelled;
|
|
GdkPixbuf *pixbuf;
|
|
struct SetButtonImageData *data = user_data;
|
|
|
|
if (handle != data->button_data->handle)
|
|
goto out;
|
|
|
|
data->button_data->handle = NULL;
|
|
|
|
if (cancelled || error)
|
|
goto out;
|
|
|
|
pixbuf = gtk_file_info_render_icon (info, GTK_WIDGET (data->path_bar),
|
|
data->path_bar->icon_size, NULL);
|
|
gtk_image_set_from_pixbuf (GTK_IMAGE (data->button_data->image), pixbuf);
|
|
|
|
switch (data->button_data->type)
|
|
{
|
|
case HOME_BUTTON:
|
|
if (data->path_bar->home_icon)
|
|
g_object_unref (pixbuf);
|
|
else
|
|
data->path_bar->home_icon = pixbuf;
|
|
break;
|
|
|
|
case DESKTOP_BUTTON:
|
|
if (data->path_bar->desktop_icon)
|
|
g_object_unref (pixbuf);
|
|
else
|
|
data->path_bar->desktop_icon = pixbuf;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
};
|
|
|
|
out:
|
|
g_free (data);
|
|
g_object_unref (handle);
|
|
}
|
|
|
|
static void
|
|
set_button_image (GtkPathBar *path_bar,
|
|
ButtonData *button_data)
|
|
{
|
|
GtkFileSystemVolume *volume;
|
|
struct SetButtonImageData *data;
|
|
|
|
switch (button_data->type)
|
|
{
|
|
case ROOT_BUTTON:
|
|
|
|
if (path_bar->root_icon != NULL)
|
|
{
|
|
gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->root_icon);
|
|
break;
|
|
}
|
|
|
|
volume = gtk_file_system_get_volume_for_path (path_bar->file_system, path_bar->root_path);
|
|
if (volume == NULL)
|
|
return;
|
|
|
|
path_bar->root_icon = gtk_file_system_volume_render_icon (path_bar->file_system,
|
|
volume,
|
|
GTK_WIDGET (path_bar),
|
|
path_bar->icon_size,
|
|
NULL);
|
|
gtk_file_system_volume_free (path_bar->file_system, volume);
|
|
|
|
gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->root_icon);
|
|
break;
|
|
|
|
case HOME_BUTTON:
|
|
if (path_bar->home_icon != NULL)
|
|
{
|
|
gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->home_icon);
|
|
break;
|
|
}
|
|
|
|
data = g_new0 (struct SetButtonImageData, 1);
|
|
data->path_bar = path_bar;
|
|
data->button_data = button_data;
|
|
|
|
if (button_data->handle)
|
|
gtk_file_system_cancel_operation (button_data->handle);
|
|
|
|
button_data->handle =
|
|
gtk_file_system_get_info (path_bar->file_system,
|
|
path_bar->home_path,
|
|
GTK_FILE_INFO_ICON,
|
|
set_button_image_get_info_cb,
|
|
data);
|
|
break;
|
|
|
|
case DESKTOP_BUTTON:
|
|
if (path_bar->desktop_icon != NULL)
|
|
{
|
|
gtk_image_set_from_pixbuf (GTK_IMAGE (button_data->image), path_bar->desktop_icon);
|
|
break;
|
|
}
|
|
|
|
data = g_new0 (struct SetButtonImageData, 1);
|
|
data->path_bar = path_bar;
|
|
data->button_data = button_data;
|
|
|
|
if (button_data->handle)
|
|
gtk_file_system_cancel_operation (button_data->handle);
|
|
|
|
button_data->handle =
|
|
gtk_file_system_get_info (path_bar->file_system,
|
|
path_bar->desktop_path,
|
|
GTK_FILE_INFO_ICON,
|
|
set_button_image_get_info_cb,
|
|
data);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
button_data_free (ButtonData *button_data)
|
|
{
|
|
if (button_data->handle)
|
|
gtk_file_system_cancel_operation (button_data->handle);
|
|
|
|
gtk_file_path_free (button_data->path);
|
|
g_free (button_data->dir_name);
|
|
g_free (button_data);
|
|
}
|
|
|
|
static const char *
|
|
get_dir_name (ButtonData *button_data)
|
|
{
|
|
return button_data->dir_name;
|
|
}
|
|
|
|
/* We always want to request the same size for the label, whether
|
|
* or not the contents are bold
|
|
*/
|
|
static void
|
|
label_size_request_cb (GtkWidget *widget,
|
|
GtkRequisition *requisition,
|
|
ButtonData *button_data)
|
|
{
|
|
const gchar *dir_name = get_dir_name (button_data);
|
|
PangoLayout *layout = gtk_widget_create_pango_layout (button_data->label, dir_name);
|
|
gint bold_width, bold_height;
|
|
gchar *markup;
|
|
|
|
pango_layout_get_pixel_size (layout, &requisition->width, &requisition->height);
|
|
|
|
markup = g_markup_printf_escaped ("<b>%s</b>", dir_name);
|
|
pango_layout_set_markup (layout, markup, -1);
|
|
g_free (markup);
|
|
|
|
pango_layout_get_pixel_size (layout, &bold_width, &bold_height);
|
|
requisition->width = MAX (requisition->width, bold_width);
|
|
requisition->height = MAX (requisition->height, bold_height);
|
|
|
|
g_object_unref (layout);
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_update_button_appearance (GtkPathBar *path_bar,
|
|
ButtonData *button_data,
|
|
gboolean current_dir)
|
|
{
|
|
const gchar *dir_name = get_dir_name (button_data);
|
|
|
|
if (button_data->label != NULL)
|
|
{
|
|
if (current_dir)
|
|
{
|
|
char *markup;
|
|
|
|
markup = g_markup_printf_escaped ("<b>%s</b>", dir_name);
|
|
gtk_label_set_markup (GTK_LABEL (button_data->label), markup);
|
|
g_free (markup);
|
|
}
|
|
else
|
|
{
|
|
gtk_label_set_text (GTK_LABEL (button_data->label), dir_name);
|
|
}
|
|
}
|
|
|
|
if (button_data->image != NULL)
|
|
{
|
|
set_button_image (path_bar, button_data);
|
|
}
|
|
|
|
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button_data->button)) != current_dir)
|
|
{
|
|
button_data->ignore_changes = TRUE;
|
|
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button_data->button), current_dir);
|
|
button_data->ignore_changes = FALSE;
|
|
}
|
|
}
|
|
|
|
static ButtonType
|
|
find_button_type (GtkPathBar *path_bar,
|
|
GtkFilePath *path)
|
|
{
|
|
if (path_bar->root_path != NULL &&
|
|
! gtk_file_path_compare (path, path_bar->root_path))
|
|
return ROOT_BUTTON;
|
|
if (path_bar->home_path != NULL &&
|
|
! gtk_file_path_compare (path, path_bar->home_path))
|
|
return HOME_BUTTON;
|
|
if (path_bar->desktop_path != NULL &&
|
|
! gtk_file_path_compare (path, path_bar->desktop_path))
|
|
return DESKTOP_BUTTON;
|
|
|
|
return NORMAL_BUTTON;
|
|
}
|
|
|
|
static void
|
|
button_drag_data_get_cb (GtkWidget *widget,
|
|
GdkDragContext *context,
|
|
GtkSelectionData *selection_data,
|
|
guint info,
|
|
guint time_,
|
|
gpointer data)
|
|
{
|
|
ButtonData *button_data;
|
|
GtkPathBar *path_bar;
|
|
char *uri;
|
|
char *uri_list;
|
|
|
|
button_data = data;
|
|
path_bar = GTK_PATH_BAR (widget->parent); /* the button's parent *is* the path bar */
|
|
|
|
uri = gtk_file_system_path_to_uri (path_bar->file_system, button_data->path);
|
|
uri_list = g_strconcat (uri, "\r\n", NULL);
|
|
g_free (uri);
|
|
|
|
gtk_selection_data_set (selection_data,
|
|
selection_data->target,
|
|
8,
|
|
(guchar *)uri_list,
|
|
strlen (uri_list));
|
|
g_free (uri_list);
|
|
}
|
|
|
|
static ButtonData *
|
|
make_directory_button (GtkPathBar *path_bar,
|
|
const char *dir_name,
|
|
GtkFilePath *path,
|
|
gboolean current_dir,
|
|
gboolean file_is_hidden)
|
|
{
|
|
const GtkTargetEntry targets[] = {
|
|
{ "text/uri-list", 0, 0 }
|
|
};
|
|
|
|
GtkWidget *child = NULL;
|
|
GtkWidget *label_alignment = NULL;
|
|
ButtonData *button_data;
|
|
|
|
file_is_hidden = !! file_is_hidden;
|
|
/* Is it a special button? */
|
|
button_data = g_new0 (ButtonData, 1);
|
|
|
|
button_data->type = find_button_type (path_bar, path);
|
|
button_data->button = gtk_toggle_button_new ();
|
|
gtk_button_set_focus_on_click (GTK_BUTTON (button_data->button), FALSE);
|
|
|
|
switch (button_data->type)
|
|
{
|
|
case ROOT_BUTTON:
|
|
button_data->image = gtk_image_new ();
|
|
child = button_data->image;
|
|
button_data->label = NULL;
|
|
break;
|
|
case HOME_BUTTON:
|
|
case DESKTOP_BUTTON:
|
|
button_data->image = gtk_image_new ();
|
|
button_data->label = gtk_label_new (NULL);
|
|
label_alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
|
|
gtk_container_add (GTK_CONTAINER (label_alignment), button_data->label);
|
|
child = gtk_hbox_new (FALSE, 2);
|
|
gtk_box_pack_start (GTK_BOX (child), button_data->image, FALSE, FALSE, 0);
|
|
gtk_box_pack_start (GTK_BOX (child), label_alignment, FALSE, FALSE, 0);
|
|
break;
|
|
case NORMAL_BUTTON:
|
|
default:
|
|
button_data->label = gtk_label_new (NULL);
|
|
label_alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
|
|
gtk_container_add (GTK_CONTAINER (label_alignment), button_data->label);
|
|
child = label_alignment;
|
|
button_data->image = NULL;
|
|
}
|
|
|
|
/* label_alignment is created because we can't override size-request
|
|
* on label itself and still have the contents of the label centered
|
|
* properly in the label's requisition
|
|
*/
|
|
if (label_alignment)
|
|
g_signal_connect (label_alignment, "size-request",
|
|
G_CALLBACK (label_size_request_cb), button_data);
|
|
|
|
button_data->dir_name = g_strdup (dir_name);
|
|
button_data->path = gtk_file_path_new_dup (gtk_file_path_get_string (path));
|
|
button_data->file_is_hidden = file_is_hidden;
|
|
|
|
gtk_container_add (GTK_CONTAINER (button_data->button), child);
|
|
gtk_widget_show_all (button_data->button);
|
|
|
|
gtk_path_bar_update_button_appearance (path_bar, button_data, current_dir);
|
|
|
|
g_signal_connect (button_data->button, "clicked",
|
|
G_CALLBACK (button_clicked_cb),
|
|
button_data);
|
|
g_object_weak_ref (G_OBJECT (button_data->button),
|
|
(GWeakNotify) button_data_free, button_data);
|
|
|
|
gtk_drag_source_set (button_data->button,
|
|
GDK_BUTTON1_MASK,
|
|
targets,
|
|
G_N_ELEMENTS (targets),
|
|
GDK_ACTION_COPY);
|
|
g_signal_connect (button_data->button, "drag-data-get",
|
|
G_CALLBACK (button_drag_data_get_cb), button_data);
|
|
|
|
return button_data;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_path_bar_check_parent_path (GtkPathBar *path_bar,
|
|
const GtkFilePath *file_path,
|
|
GtkFileSystem *file_system)
|
|
{
|
|
GList *list;
|
|
GList *current_path = NULL;
|
|
gboolean need_new_fake_root = FALSE;
|
|
|
|
for (list = path_bar->button_list; list; list = list->next)
|
|
{
|
|
ButtonData *button_data;
|
|
|
|
button_data = list->data;
|
|
if (! gtk_file_path_compare (file_path, button_data->path))
|
|
{
|
|
current_path = list;
|
|
break;
|
|
}
|
|
if (list == path_bar->fake_root)
|
|
need_new_fake_root = TRUE;
|
|
}
|
|
|
|
if (current_path)
|
|
{
|
|
if (need_new_fake_root)
|
|
{
|
|
path_bar->fake_root = NULL;
|
|
for (list = current_path; list; list = list->next)
|
|
{
|
|
ButtonData *button_data;
|
|
|
|
button_data = list->data;
|
|
if (BUTTON_IS_FAKE_ROOT (button_data))
|
|
{
|
|
path_bar->fake_root = list;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (list = path_bar->button_list; list; list = list->next)
|
|
{
|
|
gtk_path_bar_update_button_appearance (path_bar,
|
|
BUTTON_DATA (list->data),
|
|
(list == current_path) ? TRUE : FALSE);
|
|
}
|
|
|
|
if (!gtk_widget_get_child_visible (BUTTON_DATA (current_path->data)->button))
|
|
{
|
|
path_bar->first_scrolled_button = current_path;
|
|
gtk_widget_queue_resize (GTK_WIDGET (path_bar));
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
struct SetPathInfo
|
|
{
|
|
GtkFilePath *path;
|
|
GtkFilePath *parent_path;
|
|
GtkPathBar *path_bar;
|
|
GList *new_buttons;
|
|
GList *fake_root;
|
|
gboolean first_directory;
|
|
};
|
|
|
|
static void
|
|
gtk_path_bar_set_path_finish (struct SetPathInfo *info,
|
|
gboolean result)
|
|
{
|
|
if (result)
|
|
{
|
|
GList *l;
|
|
|
|
gtk_path_bar_clear_buttons (info->path_bar);
|
|
info->path_bar->button_list = g_list_reverse (info->new_buttons);
|
|
info->path_bar->fake_root = info->fake_root;
|
|
|
|
for (l = info->path_bar->button_list; l; l = l->next)
|
|
{
|
|
GtkWidget *button = BUTTON_DATA (l->data)->button;
|
|
gtk_container_add (GTK_CONTAINER (info->path_bar), button);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GList *l;
|
|
|
|
for (l = info->new_buttons; l; l = l->next)
|
|
{
|
|
ButtonData *button_data;
|
|
|
|
button_data = BUTTON_DATA (l->data);
|
|
gtk_widget_destroy (button_data->button);
|
|
}
|
|
|
|
g_list_free (info->new_buttons);
|
|
}
|
|
|
|
if (info->path)
|
|
gtk_file_path_free (info->path);
|
|
if (info->parent_path)
|
|
gtk_file_path_free (info->parent_path);
|
|
g_free (info);
|
|
}
|
|
|
|
static void
|
|
gtk_path_bar_get_info_callback (GtkFileSystemHandle *handle,
|
|
const GtkFileInfo *file_info,
|
|
const GError *error,
|
|
gpointer data)
|
|
{
|
|
gboolean cancelled = handle->cancelled;
|
|
struct SetPathInfo *path_info = data;
|
|
ButtonData *button_data;
|
|
const gchar *display_name;
|
|
gboolean is_hidden;
|
|
gboolean valid;
|
|
|
|
if (handle != path_info->path_bar->set_path_handle)
|
|
{
|
|
gtk_path_bar_set_path_finish (path_info, FALSE);
|
|
g_object_unref (handle);
|
|
return;
|
|
}
|
|
|
|
g_object_unref (handle);
|
|
path_info->path_bar->set_path_handle = NULL;
|
|
|
|
if (cancelled || !file_info)
|
|
{
|
|
gtk_path_bar_set_path_finish (path_info, FALSE);
|
|
return;
|
|
}
|
|
|
|
display_name = gtk_file_info_get_display_name (file_info);
|
|
is_hidden = gtk_file_info_get_is_hidden (file_info);
|
|
|
|
gtk_widget_push_composite_child ();
|
|
button_data = make_directory_button (path_info->path_bar, display_name,
|
|
path_info->path,
|
|
path_info->first_directory, is_hidden);
|
|
gtk_widget_pop_composite_child ();
|
|
gtk_file_path_free (path_info->path);
|
|
|
|
path_info->new_buttons = g_list_prepend (path_info->new_buttons, button_data);
|
|
|
|
if (BUTTON_IS_FAKE_ROOT (button_data))
|
|
path_info->fake_root = path_info->new_buttons;
|
|
|
|
path_info->path = path_info->parent_path;
|
|
path_info->first_directory = FALSE;
|
|
|
|
if (!path_info->path)
|
|
{
|
|
gtk_path_bar_set_path_finish (path_info, TRUE);
|
|
return;
|
|
}
|
|
|
|
valid = gtk_file_system_get_parent (path_info->path_bar->file_system,
|
|
path_info->path,
|
|
&path_info->parent_path,
|
|
NULL);
|
|
if (!valid)
|
|
{
|
|
gtk_path_bar_set_path_finish (path_info, FALSE);
|
|
return;
|
|
}
|
|
|
|
path_info->path_bar->set_path_handle =
|
|
gtk_file_system_get_info (handle->file_system,
|
|
path_info->path,
|
|
GTK_FILE_INFO_DISPLAY_NAME | GTK_FILE_INFO_IS_HIDDEN,
|
|
gtk_path_bar_get_info_callback,
|
|
path_info);
|
|
}
|
|
|
|
gboolean
|
|
_gtk_path_bar_set_path (GtkPathBar *path_bar,
|
|
const GtkFilePath *file_path,
|
|
const gboolean keep_trail,
|
|
GError **error)
|
|
{
|
|
struct SetPathInfo *info;
|
|
gboolean result;
|
|
|
|
g_return_val_if_fail (GTK_IS_PATH_BAR (path_bar), FALSE);
|
|
g_return_val_if_fail (file_path != NULL, FALSE);
|
|
|
|
result = TRUE;
|
|
|
|
/* Check whether the new path is already present in the pathbar as buttons.
|
|
* This could be a parent directory or a previous selected subdirectory.
|
|
*/
|
|
if (keep_trail &&
|
|
gtk_path_bar_check_parent_path (path_bar, file_path, path_bar->file_system))
|
|
return TRUE;
|
|
|
|
info = g_new0 (struct SetPathInfo, 1);
|
|
info->path = gtk_file_path_copy (file_path);
|
|
info->path_bar = path_bar;
|
|
info->first_directory = TRUE;
|
|
|
|
result = gtk_file_system_get_parent (path_bar->file_system,
|
|
info->path, &info->parent_path, error);
|
|
if (!result)
|
|
{
|
|
gtk_file_path_free (info->path);
|
|
g_free (info);
|
|
return result;
|
|
}
|
|
|
|
if (path_bar->set_path_handle)
|
|
gtk_file_system_cancel_operation (path_bar->set_path_handle);
|
|
|
|
path_bar->set_path_handle =
|
|
gtk_file_system_get_info (path_bar->file_system,
|
|
info->path,
|
|
GTK_FILE_INFO_DISPLAY_NAME | GTK_FILE_INFO_IS_HIDDEN,
|
|
gtk_path_bar_get_info_callback,
|
|
info);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* FIXME: This should be a construct-only property */
|
|
void
|
|
_gtk_path_bar_set_file_system (GtkPathBar *path_bar,
|
|
GtkFileSystem *file_system)
|
|
{
|
|
const char *home;
|
|
char *desktop;
|
|
|
|
g_return_if_fail (GTK_IS_PATH_BAR (path_bar));
|
|
|
|
g_assert (path_bar->file_system == NULL);
|
|
|
|
path_bar->file_system = g_object_ref (file_system);
|
|
|
|
home = g_get_home_dir ();
|
|
if (home != NULL)
|
|
{
|
|
path_bar->home_path = gtk_file_system_filename_to_path (path_bar->file_system, home);
|
|
/* FIXME: Need file system backend specific way of getting the
|
|
* Desktop path.
|
|
*/
|
|
desktop = g_build_filename (home, "Desktop", NULL);
|
|
path_bar->desktop_path = gtk_file_system_filename_to_path (path_bar->file_system, desktop);
|
|
g_free (desktop);
|
|
}
|
|
else
|
|
{
|
|
path_bar->home_path = NULL;
|
|
path_bar->desktop_path = NULL;
|
|
}
|
|
path_bar->root_path = gtk_file_system_filename_to_path (path_bar->file_system, "/");
|
|
}
|
|
|
|
/**
|
|
* _gtk_path_bar_up:
|
|
* @path_bar: a #GtkPathBar
|
|
*
|
|
* If the selected button in the pathbar is not the furthest button "up" (in the
|
|
* root direction), act as if the user clicked on the next button up.
|
|
**/
|
|
void
|
|
_gtk_path_bar_up (GtkPathBar *path_bar)
|
|
{
|
|
GList *l;
|
|
|
|
for (l = path_bar->button_list; l; l = l->next)
|
|
{
|
|
GtkWidget *button = BUTTON_DATA (l->data)->button;
|
|
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)))
|
|
{
|
|
if (l->next)
|
|
{
|
|
GtkWidget *next_button = BUTTON_DATA (l->next->data)->button;
|
|
button_clicked_cb (next_button, l->next->data);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* _gtk_path_bar_down:
|
|
* @path_bar: a #GtkPathBar
|
|
*
|
|
* If the selected button in the pathbar is not the furthest button "down" (in the
|
|
* leaf direction), act as if the user clicked on the next button down.
|
|
**/
|
|
void
|
|
_gtk_path_bar_down (GtkPathBar *path_bar)
|
|
{
|
|
GList *l;
|
|
|
|
for (l = path_bar->button_list; l; l = l->next)
|
|
{
|
|
GtkWidget *button = BUTTON_DATA (l->data)->button;
|
|
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)))
|
|
{
|
|
if (l->prev)
|
|
{
|
|
GtkWidget *prev_button = BUTTON_DATA (l->prev->data)->button;
|
|
button_clicked_cb (prev_button, l->prev->data);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|