forked from AuroraMiddleware/gtk
562 lines
18 KiB
C
562 lines
18 KiB
C
/* GTK - The GIMP Toolkit
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* gtkfilechooserwidget.c: Embeddable file selector widget
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* Copyright (C) 2003, Red Hat, Inc.
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser 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 "gtkfilechooserimpldefault.h"
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#include "gtkfilechooserenums.h"
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#include "gtkfilechooserutils.h"
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#include "gtkfilechooser.h"
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#include "gtkfilesystemmodel.h"
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#include <gtk/gtkcellrenderertext.h>
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#include <gtk/gtkhpaned.h>
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#include <gtk/gtklabel.h>
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#include <gtk/gtkscrolledwindow.h>
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#include <gtk/gtktreeview.h>
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#include <gtk/gtktreeselection.h>
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#include <gtk/gtkvbox.h>
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typedef struct _GtkFileChooserImplDefaultClass GtkFileChooserImplDefaultClass;
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#define GTK_FILE_CHOOSER_IMPL_DEFAULT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_IMPL_DEFAULT, GtkFileChooserImplDefaultClass))
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#define GTK_IS_FILE_CHOOSER_IMPL_DEFAULT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_IMPL_DEFAULT))
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#define GTK_FILE_CHOOSER_IMPL_DEFAULT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_IMPL_DEFAULT, GtkFileChooserImplDefaultClass))
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struct _GtkFileChooserImplDefaultClass
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{
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GtkVBoxClass parent_class;
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};
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struct _GtkFileChooserImplDefault
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{
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GtkVBox parent_instance;
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GtkFileSystem *file_system;
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GtkFileSystemModel *tree_model;
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GtkFileSystemModel *list_model;
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GtkFileChooserAction action;
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guint folder_mode : 1;
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guint local_only : 1;
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guint preview_widget_active : 1;
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guint select_multiple : 1;
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guint show_hidden : 1;
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GtkWidget *tree_scrollwin;
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GtkWidget *tree;
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GtkWidget *list_scrollwin;
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GtkWidget *list;
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GtkWidget *preview_widget;
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};
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static void gtk_file_chooser_impl_default_class_init (GtkFileChooserImplDefaultClass *class);
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static void gtk_file_chooser_impl_default_iface_init (GtkFileChooserIface *iface);
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static void gtk_file_chooser_impl_default_init (GtkFileChooserImplDefault *impl);
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static void gtk_file_chooser_impl_default_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gtk_file_chooser_impl_default_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_file_chooser_impl_default_set_current_folder (GtkFileChooser *chooser,
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const char *uri);
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static char * gtk_file_chooser_impl_default_get_current_folder (GtkFileChooser *chooser);
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static void gtk_file_chooser_impl_default_select_uri (GtkFileChooser *chooser,
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const char *uri);
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static void gtk_file_chooser_impl_default_unselect_uri (GtkFileChooser *chooser,
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const char *uri);
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static void gtk_file_chooser_impl_default_select_all (GtkFileChooser *chooser);
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static void gtk_file_chooser_impl_default_unselect_all (GtkFileChooser *chooser);
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static GSList *gtk_file_chooser_impl_default_get_uris (GtkFileChooser *chooser);
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static void tree_selection_changed (GtkTreeSelection *tree_selection,
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GtkFileChooserImplDefault *impl);
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static void list_selection_changed (GtkTreeSelection *tree_selection,
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GtkFileChooserImplDefault *impl);
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GType
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_gtk_file_chooser_impl_default_get_type (void)
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{
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static GType file_chooser_impl_default_type = 0;
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if (!file_chooser_impl_default_type)
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{
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static const GTypeInfo file_chooser_impl_default_info =
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{
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sizeof (GtkFileChooserImplDefaultClass),
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NULL, /* base_init */
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NULL, /* base_finalize */
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(GClassInitFunc) gtk_file_chooser_impl_default_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GtkFileChooserImplDefault),
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0, /* n_preallocs */
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(GInstanceInitFunc) gtk_file_chooser_impl_default_init,
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};
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static const GInterfaceInfo file_chooser_info =
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{
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(GInterfaceInitFunc) gtk_file_chooser_impl_default_iface_init, /* interface_init */
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NULL, /* interface_finalize */
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NULL /* interface_data */
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};
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file_chooser_impl_default_type = g_type_register_static (GTK_TYPE_VBOX, "GtkFileChooserImplDefault",
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&file_chooser_impl_default_info, 0);
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g_type_add_interface_static (file_chooser_impl_default_type,
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GTK_TYPE_FILE_CHOOSER,
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&file_chooser_info);
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}
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return file_chooser_impl_default_type;
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}
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static void
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gtk_file_chooser_impl_default_class_init (GtkFileChooserImplDefaultClass *class)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (class);
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gobject_class->set_property = gtk_file_chooser_impl_default_set_property;
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gobject_class->get_property = gtk_file_chooser_impl_default_get_property;
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_gtk_file_chooser_install_properties (gobject_class);
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}
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static void
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gtk_file_chooser_impl_default_iface_init (GtkFileChooserIface *iface)
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{
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iface->select_uri = gtk_file_chooser_impl_default_select_uri;
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iface->unselect_uri = gtk_file_chooser_impl_default_unselect_uri;
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iface->select_all = gtk_file_chooser_impl_default_select_all;
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iface->unselect_all = gtk_file_chooser_impl_default_unselect_all;
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iface->get_uris = gtk_file_chooser_impl_default_get_uris;
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iface->set_current_folder = gtk_file_chooser_impl_default_set_current_folder;
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iface->get_current_folder = gtk_file_chooser_impl_default_get_current_folder;
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}
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static void
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gtk_file_chooser_impl_default_init (GtkFileChooserImplDefault *impl)
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{
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GtkWidget *hpaned;
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GtkTreeSelection *selection;
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impl->folder_mode = FALSE;
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impl->local_only = TRUE;
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impl->preview_widget_active = TRUE;
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impl->select_multiple = FALSE;
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impl->show_hidden = FALSE;
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gtk_widget_push_composite_child ();
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hpaned = gtk_hpaned_new ();
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gtk_box_pack_start (GTK_BOX (impl), hpaned, TRUE, TRUE, 0);
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gtk_widget_show (hpaned);
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impl->tree_scrollwin = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (impl->tree_scrollwin),
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GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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gtk_paned_add1 (GTK_PANED (hpaned), impl->tree_scrollwin);
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gtk_widget_show (impl->tree_scrollwin);
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impl->tree = gtk_tree_view_new ();
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gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (impl->tree), FALSE);
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selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->tree));
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g_signal_connect (selection, "changed",
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G_CALLBACK (tree_selection_changed), impl);
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gtk_paned_set_position (GTK_PANED (hpaned), 200);
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gtk_container_add (GTK_CONTAINER (impl->tree_scrollwin), impl->tree);
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gtk_widget_show (impl->tree);
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impl->list_scrollwin = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (impl->list_scrollwin),
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GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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gtk_paned_add2 (GTK_PANED (hpaned), impl->list_scrollwin);
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gtk_widget_show (impl->list_scrollwin);
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impl->list = gtk_tree_view_new ();
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gtk_container_add (GTK_CONTAINER (impl->list_scrollwin), impl->list);
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gtk_widget_show (impl->list);
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selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->list));
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g_signal_connect (selection, "changed",
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G_CALLBACK (list_selection_changed), impl);
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gtk_widget_pop_composite_child ();
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}
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static void
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set_preview_widget (GtkFileChooserImplDefault *impl,
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GtkWidget *preview_widget)
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{
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if (preview_widget == impl->preview_widget)
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return;
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if (impl->preview_widget)
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{
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g_object_unref (impl->preview_widget);
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impl->preview_widget = NULL;
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}
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impl->preview_widget = preview_widget;
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if (impl->preview_widget)
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{
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g_object_ref (impl->preview_widget);
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gtk_object_sink (GTK_OBJECT (impl->preview_widget));
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}
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}
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static void
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gtk_file_chooser_impl_default_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (object);
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switch (prop_id)
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{
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case GTK_FILE_CHOOSER_PROP_ACTION:
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impl->action = g_value_get_enum (value);
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break;
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case GTK_FILE_CHOOSER_PROP_FOLDER_MODE:
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{
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gboolean folder_mode = g_value_get_boolean (value);
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if (folder_mode != impl->folder_mode)
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{
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impl->folder_mode = folder_mode;
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if (impl->folder_mode)
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gtk_widget_hide (impl->list_scrollwin);
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else
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gtk_widget_show (impl->list_scrollwin);
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}
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}
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break;
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case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
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impl->local_only = g_value_get_boolean (value);
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break;
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case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
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set_preview_widget (impl, g_value_get_object (value));
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break;
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case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
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impl->preview_widget_active = g_value_get_boolean (value);
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break;
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case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
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{
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gboolean select_multiple = g_value_get_boolean (value);
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if (select_multiple != impl->select_multiple)
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{
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GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->list));
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impl->select_multiple = select_multiple;
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gtk_tree_selection_set_mode (selection,
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(select_multiple ?
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GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE));
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}
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}
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break;
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case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
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{
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gboolean show_hidden = g_value_get_boolean (value);
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if (show_hidden != impl->show_hidden)
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{
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impl->show_hidden = show_hidden;
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_gtk_file_system_model_set_show_hidden (impl->tree_model, show_hidden);
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_gtk_file_system_model_set_show_hidden (impl->list_model, show_hidden);
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}
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}
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_file_chooser_impl_default_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (object);
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switch (prop_id)
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{
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case GTK_FILE_CHOOSER_PROP_ACTION:
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g_value_set_enum (value, impl->action);
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break;
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case GTK_FILE_CHOOSER_PROP_FOLDER_MODE:
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g_value_set_boolean (value, impl->folder_mode);
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break;
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case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
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g_value_set_boolean (value, impl->local_only);
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break;
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case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
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g_value_set_object (value, impl->preview_widget);
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break;
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case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
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g_value_set_boolean (value, impl->preview_widget_active);
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break;
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case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
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g_value_set_boolean (value, impl->select_multiple);
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break;
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case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
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g_value_set_boolean (value, impl->show_hidden);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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expand_and_select_func (GtkFileSystemModel *model,
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GtkTreePath *path,
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GtkTreeIter *iter,
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gpointer user_data)
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{
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GtkFileChooserImplDefault *impl = user_data;
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GtkTreeView *tree_view;
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if (model == impl->tree_model)
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tree_view = GTK_TREE_VIEW (impl->tree);
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else
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tree_view = GTK_TREE_VIEW (impl->list);
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gtk_tree_view_expand_to_path (tree_view, path);
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gtk_tree_view_expand_row (tree_view, path, FALSE);
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gtk_tree_view_set_cursor (tree_view, path, NULL, FALSE);
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gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->tree), path, NULL, TRUE, 0.3, 0.0);
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}
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static void
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gtk_file_chooser_impl_default_set_current_folder (GtkFileChooser *chooser,
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const char *uri)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
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_gtk_file_system_model_uri_do (impl->tree_model, uri,
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expand_and_select_func, impl);
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}
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static char *
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gtk_file_chooser_impl_default_get_current_folder (GtkFileChooser *chooser)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
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GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->tree));
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GtkTreeIter iter;
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if (gtk_tree_selection_get_selected (selection, NULL, &iter))
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{
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const gchar *uri = _gtk_file_system_model_get_uri (impl->tree_model, &iter);
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return g_strdup (uri);
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}
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else
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return NULL;
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}
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static void
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gtk_file_chooser_impl_default_select_uri (GtkFileChooser *chooser,
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const char *uri)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
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gchar *parent_uri;
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if (!gtk_file_system_get_parent (impl->file_system, uri, &parent_uri, NULL)) /* NULL-GError */
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return;
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if (!parent_uri)
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{
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gtk_file_chooser_set_current_folder_uri (chooser, uri);
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}
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else
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{
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gtk_file_chooser_set_current_folder_uri (chooser, parent_uri);
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g_free (parent_uri);
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_gtk_file_system_model_uri_do (impl->list_model, uri,
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expand_and_select_func, impl);
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}
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}
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static void
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unselect_func (GtkFileSystemModel *model,
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GtkTreePath *path,
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GtkTreeIter *iter,
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gpointer user_data)
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{
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GtkFileChooserImplDefault *impl = user_data;
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GtkTreeView *tree_view = GTK_TREE_VIEW (impl->list);
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gtk_tree_selection_unselect_path (gtk_tree_view_get_selection (tree_view),
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path);
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}
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static void
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gtk_file_chooser_impl_default_unselect_uri (GtkFileChooser *chooser,
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const char *uri)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
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_gtk_file_system_model_uri_do (impl->list_model, uri,
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unselect_func, impl);
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}
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static void
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gtk_file_chooser_impl_default_select_all (GtkFileChooser *chooser)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
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if (impl->select_multiple)
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{
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GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->list));
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gtk_tree_selection_select_all (selection);
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}
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}
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static void
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gtk_file_chooser_impl_default_unselect_all (GtkFileChooser *chooser)
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{
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GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
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GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->list));
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gtk_tree_selection_unselect_all (selection);
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}
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static void
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get_uris_foreach (GtkTreeModel *model,
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GtkTreePath *path,
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GtkTreeIter *iter,
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gpointer data)
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{
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struct {
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GSList *result;
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GtkFileChooserImplDefault *impl;
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} *info = data;
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const gchar *uri = _gtk_file_system_model_get_uri (info->impl->tree_model, iter);
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info->result = g_slist_prepend (info->result, g_strdup (uri));
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}
|
|
|
|
static GSList *
|
|
gtk_file_chooser_impl_default_get_uris (GtkFileChooser *chooser)
|
|
{
|
|
GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (chooser);
|
|
GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->list));
|
|
|
|
struct {
|
|
GSList *result;
|
|
GtkFileChooserImplDefault *impl;
|
|
} info = { NULL, };
|
|
|
|
info.impl = impl;
|
|
|
|
gtk_tree_selection_selected_foreach (selection,
|
|
get_uris_foreach, &info);
|
|
return g_slist_reverse (info.result);
|
|
}
|
|
|
|
static void
|
|
tree_selection_changed (GtkTreeSelection *selection,
|
|
GtkFileChooserImplDefault *impl)
|
|
{
|
|
GtkTreeIter iter;
|
|
|
|
if (impl->list_model)
|
|
{
|
|
g_object_unref (impl->list_model);
|
|
impl->list_model = NULL;
|
|
}
|
|
|
|
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
|
|
{
|
|
const gchar *uri = _gtk_file_system_model_get_uri (impl->tree_model, &iter);
|
|
|
|
impl->list_model = _gtk_file_system_model_new (impl->file_system,
|
|
uri, 0,
|
|
GTK_FILE_INFO_DISPLAY_NAME);
|
|
|
|
_gtk_file_system_model_set_show_folders (impl->list_model, FALSE);
|
|
}
|
|
|
|
gtk_tree_view_set_model (GTK_TREE_VIEW (impl->list),
|
|
GTK_TREE_MODEL (impl->list_model));
|
|
|
|
g_signal_emit_by_name (impl, "current_folder_changed", 0);
|
|
g_signal_emit_by_name (impl, "selection_changed", 0);
|
|
}
|
|
|
|
static void
|
|
list_selection_changed (GtkTreeSelection *selection,
|
|
GtkFileChooserImplDefault *impl)
|
|
{
|
|
g_signal_emit_by_name (impl, "selection_changed", 0);
|
|
}
|
|
|
|
void
|
|
name_data_func (GtkTreeViewColumn *tree_column,
|
|
GtkCellRenderer *cell,
|
|
GtkTreeModel *tree_model,
|
|
GtkTreeIter *iter,
|
|
gpointer data)
|
|
{
|
|
GtkFileChooserImplDefault *impl = data;
|
|
const GtkFileInfo *info = _gtk_file_system_model_get_info (impl->tree_model, iter);
|
|
|
|
if (info)
|
|
{
|
|
g_object_set (cell,
|
|
"text", gtk_file_info_get_display_name (info),
|
|
NULL);
|
|
}
|
|
}
|
|
|
|
GtkWidget *
|
|
_gtk_file_chooser_impl_default_new (GtkFileSystem *file_system)
|
|
{
|
|
GtkWidget *result = g_object_new (GTK_TYPE_FILE_CHOOSER_IMPL_DEFAULT, NULL);
|
|
GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (result);
|
|
|
|
impl->file_system = file_system;
|
|
impl->tree_model = _gtk_file_system_model_new (file_system, NULL, -1, GTK_FILE_INFO_DISPLAY_NAME);
|
|
_gtk_file_system_model_set_show_files (impl->tree_model, FALSE);
|
|
|
|
gtk_tree_view_set_model (GTK_TREE_VIEW (impl->tree),
|
|
GTK_TREE_MODEL (impl->tree_model));
|
|
|
|
gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (impl->tree), 0,
|
|
"Name",
|
|
gtk_cell_renderer_text_new (),
|
|
name_data_func, impl, NULL);
|
|
|
|
gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (impl->list), 0,
|
|
"Name",
|
|
gtk_cell_renderer_text_new (),
|
|
name_data_func, impl, NULL);
|
|
|
|
return result;
|
|
}
|
|
|