+/* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
/* GTK - The GIMP Toolkit
* gtkfilechooserdialog.c: File selector dialog
* Copyright (C) 2003, Red Hat, Inc.
* Boston, MA 02111-1307, USA.
*/
+#include "config.h"
+#include "gtkfilechooserprivate.h"
#include "gtkfilechooserdialog.h"
#include "gtkfilechooserwidget.h"
#include "gtkfilechooserutils.h"
+#include "gtkfilechooserembed.h"
#include "gtkfilesystem.h"
#include "gtktypebuiltins.h"
+#include "gtkintl.h"
+#include "gtkalias.h"
#include <stdarg.h>
-struct _GtkFileChooserDialogPrivate
-{
- GtkWidget *widget;
-
- GtkFileSystem *file_system;
-};
-
#define GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE(o) (GTK_FILE_CHOOSER_DIALOG (o)->priv)
-static void gtk_file_chooser_dialog_class_init (GtkFileChooserDialogClass *class);
-static void gtk_file_chooser_dialog_init (GtkFileChooserDialog *dialog);
+static void gtk_file_chooser_dialog_finalize (GObject *object);
static GObject* gtk_file_chooser_dialog_constructor (GType type,
guint n_construct_properties,
GValue *value,
GParamSpec *pspec);
-static GObjectClass *parent_class;
-
-GType
-gtk_file_chooser_dialog_get_type (void)
-{
- static GType file_chooser_dialog_type = 0;
+static void gtk_file_chooser_dialog_map (GtkWidget *widget);
+static void gtk_file_chooser_dialog_unmap (GtkWidget *widget);
- if (!file_chooser_dialog_type)
- {
- static const GTypeInfo file_chooser_dialog_info =
- {
- sizeof (GtkFileChooserDialogClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) gtk_file_chooser_dialog_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkFileChooserDialog),
- 0, /* n_preallocs */
- (GInstanceInitFunc) gtk_file_chooser_dialog_init,
- };
-
- static const GInterfaceInfo file_chooser_info =
- {
- (GInterfaceInitFunc) _gtk_file_chooser_delegate_iface_init, /* interface_init */
- NULL, /* interface_finalize */
- NULL /* interface_data */
- };
-
- file_chooser_dialog_type = g_type_register_static (GTK_TYPE_DIALOG, "GtkFileChooserDialog",
- &file_chooser_dialog_info, 0);
- g_type_add_interface_static (file_chooser_dialog_type,
- GTK_TYPE_FILE_CHOOSER,
- &file_chooser_info);
- }
+static void response_cb (GtkDialog *dialog,
+ gint response_id);
- return file_chooser_dialog_type;
-}
+G_DEFINE_TYPE_WITH_CODE (GtkFileChooserDialog, gtk_file_chooser_dialog, GTK_TYPE_DIALOG,
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER,
+ _gtk_file_chooser_delegate_iface_init))
static void
gtk_file_chooser_dialog_class_init (GtkFileChooserDialogClass *class)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
-
- parent_class = g_type_class_peek_parent (class);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
gobject_class->constructor = gtk_file_chooser_dialog_constructor;
gobject_class->set_property = gtk_file_chooser_dialog_set_property;
gobject_class->get_property = gtk_file_chooser_dialog_get_property;
+ gobject_class->finalize = gtk_file_chooser_dialog_finalize;
+
+ widget_class->map = gtk_file_chooser_dialog_map;
+ widget_class->unmap = gtk_file_chooser_dialog_unmap;
_gtk_file_chooser_install_properties (gobject_class);
GtkFileChooserDialogPrivate *priv = G_TYPE_INSTANCE_GET_PRIVATE (dialog,
GTK_TYPE_FILE_CHOOSER_DIALOG,
GtkFileChooserDialogPrivate);
+ GtkDialog *fc_dialog = GTK_DIALOG (dialog);
+
dialog->priv = priv;
+ dialog->priv->response_requested = FALSE;
+
+ gtk_dialog_set_has_separator (fc_dialog, FALSE);
+ gtk_container_set_border_width (GTK_CONTAINER (fc_dialog), 5);
+ gtk_box_set_spacing (GTK_BOX (fc_dialog->vbox), 2); /* 2 * 5 + 2 = 12 */
+ gtk_container_set_border_width (GTK_CONTAINER (fc_dialog->action_area), 5);
+
+ /* We do a signal connection here rather than overriding the method in
+ * class_init because GtkDialog::response is a RUN_LAST signal. We want *our*
+ * handler to be run *first*, regardless of whether the user installs response
+ * handlers of his own.
+ */
+ g_signal_connect (dialog, "response",
+ G_CALLBACK (response_cb), NULL);
+}
+
+static void
+gtk_file_chooser_dialog_finalize (GObject *object)
+{
+ GtkFileChooserDialog *dialog = GTK_FILE_CHOOSER_DIALOG (object);
+
+ g_free (dialog->priv->file_system);
+
+ G_OBJECT_CLASS (gtk_file_chooser_dialog_parent_class)->finalize (object);
+}
+
+static gboolean
+is_stock_accept_response_id (int response_id)
+{
+ return (response_id == GTK_RESPONSE_ACCEPT
+ || response_id == GTK_RESPONSE_OK
+ || response_id == GTK_RESPONSE_YES
+ || response_id == GTK_RESPONSE_APPLY);
}
/* Callback used when the user activates a file in the file chooser widget */
file_chooser_widget_file_activated (GtkFileChooser *chooser,
GtkFileChooserDialog *dialog)
{
- gtk_window_activate_default (GTK_WINDOW (dialog));
+ GList *children, *l;
+
+ if (gtk_window_activate_default (GTK_WINDOW (dialog)))
+ return;
+
+ /* There probably isn't a default widget, so make things easier for the
+ * programmer by looking for a reasonable button on our own.
+ */
+
+ children = gtk_container_get_children (GTK_CONTAINER (GTK_DIALOG (dialog)->action_area));
+
+ for (l = children; l; l = l->next)
+ {
+ GtkWidget *widget;
+ int response_id;
+
+ widget = GTK_WIDGET (l->data);
+ response_id = gtk_dialog_get_response_for_widget (GTK_DIALOG (dialog), widget);
+ if (is_stock_accept_response_id (response_id))
+ {
+ gtk_widget_activate (widget); /* Should we gtk_dialog_response (dialog, response_id) instead? */
+ break;
+ }
+ }
+
+ g_list_free (children);
+}
+
+static void
+clamp_to_screen (GtkWidget *widget,
+ gint *width,
+ gint *height)
+{
+ GdkScreen *screen;
+ int monitor_num;
+ GdkRectangle monitor;
+
+ g_return_if_fail (GTK_WIDGET_REALIZED (widget));
+
+ screen = gtk_widget_get_screen (widget);
+ monitor_num = gdk_screen_get_monitor_at_window (screen, widget->window);
+
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+
+ if (width)
+ *width = MIN (*width, (monitor.width * 3) / 4);
+
+ if (height)
+ *height = MIN (*height, (monitor.height * 3) / 4);
+}
+
+static void
+file_chooser_widget_default_size_changed (GtkWidget *widget,
+ GtkFileChooserDialog *dialog)
+{
+ GtkFileChooserDialogPrivate *priv;
+ gint width, height;
+ gint default_width, default_height;
+ GtkRequisition req, widget_req;
+
+ priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);
+
+ /* Unset any previously set size */
+ gtk_widget_set_size_request (GTK_WIDGET (dialog), -1, -1);
+
+ if (GTK_WIDGET_DRAWABLE (widget))
+ {
+ /* Force a size request of everything before we start. This will make sure
+ * that widget->requisition is meaningful. */
+ gtk_widget_size_request (GTK_WIDGET (dialog), &req);
+ gtk_widget_size_request (widget, &widget_req);
+
+ width = req.width - widget_req.width;
+ height = req.height - widget_req.height;
+ }
+ else
+ {
+ width = GTK_WIDGET (dialog)->allocation.width - widget->allocation.width;
+ height = GTK_WIDGET (dialog)->allocation.height - widget->allocation.height;
+ }
+
+ _gtk_file_chooser_embed_get_default_size (GTK_FILE_CHOOSER_EMBED (priv->widget),
+ &default_width, &default_height);
+
+ /* Ideal target size plus any extra size */
+ width = default_width + width + (2 * GTK_CONTAINER (dialog)->border_width);
+ height = default_height + height + (2 * GTK_CONTAINER (dialog)->border_width);
+
+ if (GTK_WIDGET_REALIZED (dialog))
+ clamp_to_screen (GTK_WIDGET (dialog), &width, &height);
+
+ gtk_window_resize (GTK_WINDOW (dialog), width, height);
}
+static void
+file_chooser_widget_response_requested (GtkWidget *widget,
+ GtkFileChooserDialog *dialog)
+{
+ GList *children, *l;
+
+ /* There probably isn't a default widget, so make things easier for the
+ * programmer by looking for a reasonable button on our own.
+ */
+
+ children = gtk_container_get_children (GTK_CONTAINER (GTK_DIALOG (dialog)->action_area));
+
+ for (l = children; l; l = l->next)
+ {
+ GtkWidget *widget;
+ int response_id;
+
+ widget = GTK_WIDGET (l->data);
+ response_id = gtk_dialog_get_response_for_widget (GTK_DIALOG (dialog), widget);
+ if (is_stock_accept_response_id (response_id))
+ {
+ dialog->priv->response_requested = TRUE;
+ gtk_widget_activate (widget); /* Should we gtk_dialog_response (dialog, response_id) instead? */
+ break;
+ }
+ }
+
+ g_list_free (children);
+}
+
static GObject*
gtk_file_chooser_dialog_constructor (GType type,
guint n_construct_properties,
{
GtkFileChooserDialogPrivate *priv;
GObject *object;
-
- object = parent_class->constructor (type,
- n_construct_properties,
- construct_params);
+
+ object = G_OBJECT_CLASS (gtk_file_chooser_dialog_parent_class)->constructor (type,
+ n_construct_properties,
+ construct_params);
priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (object);
gtk_widget_push_composite_child ();
if (priv->file_system)
priv->widget = g_object_new (GTK_TYPE_FILE_CHOOSER_WIDGET,
- "file-system", priv->file_system,
+ "file-system-backend", priv->file_system,
NULL);
else
priv->widget = g_object_new (GTK_TYPE_FILE_CHOOSER_WIDGET, NULL);
g_signal_connect (priv->widget, "file-activated",
G_CALLBACK (file_chooser_widget_file_activated), object);
-
+ g_signal_connect (priv->widget, "default-size-changed",
+ G_CALLBACK (file_chooser_widget_default_size_changed), object);
+ g_signal_connect (priv->widget, "response-requested",
+ G_CALLBACK (file_chooser_widget_response_requested), object);
+
+ gtk_container_set_border_width (GTK_CONTAINER (priv->widget), 5);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (object)->vbox), priv->widget, TRUE, TRUE, 0);
+
gtk_widget_show (priv->widget);
_gtk_file_chooser_set_delegate (GTK_FILE_CHOOSER (object),
guint prop_id,
const GValue *value,
GParamSpec *pspec)
-
+
{
GtkFileChooserDialogPrivate *priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (object);
switch (prop_id)
{
- case GTK_FILE_CHOOSER_PROP_FILE_SYSTEM:
- {
- GtkFileSystem *file_system = g_value_get_object (value);
- if (priv->file_system != file_system)
- {
- if (priv->file_system)
- g_object_unref (priv->file_system);
- priv->file_system = file_system;
- if (priv->file_system)
- g_object_ref (priv->file_system);
- }
- }
+ case GTK_FILE_CHOOSER_PROP_FILE_SYSTEM_BACKEND:
+ g_free (priv->file_system);
+ priv->file_system = g_value_dup_string (value);
break;
default:
g_object_set_property (G_OBJECT (priv->widget), pspec->name, value);
GParamSpec *pspec)
{
GtkFileChooserDialogPrivate *priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (object);
-
+
g_object_get_property (G_OBJECT (priv->widget), pspec->name, value);
}
+#if 0
+static void
+set_default_size (GtkFileChooserDialog *dialog)
+{
+ GtkWidget *widget;
+ GtkWindow *window;
+ int default_width, default_height;
+ int width, height;
+ int font_size;
+ GdkScreen *screen;
+ int monitor_num;
+ GtkRequisition req;
+ GdkRectangle monitor;
+
+ widget = GTK_WIDGET (dialog);
+ window = GTK_WINDOW (dialog);
+
+ /* Size based on characters */
+
+ font_size = pango_font_description_get_size (widget->style->font_desc);
+ font_size = PANGO_PIXELS (font_size);
+
+ width = font_size * NUM_CHARS;
+ height = font_size * NUM_LINES;
+
+ /* Use at least the requisition size... */
+
+ gtk_widget_size_request (widget, &req);
+ width = MAX (width, req.width);
+ height = MAX (height, req.height);
+
+ /* ... but no larger than the monitor */
+
+ screen = gtk_widget_get_screen (widget);
+ monitor_num = gdk_screen_get_monitor_at_window (screen, widget->window);
+
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+
+ width = MIN (width, monitor.width * 3 / 4);
+ height = MIN (height, monitor.height * 3 / 4);
+
+ /* Set size */
+
+ gtk_window_get_default_size (window, &default_width, &default_height);
+
+ gtk_window_set_default_size (window,
+ (default_width == -1) ? width : default_width,
+ (default_height == -1) ? height : default_height);
+}
+#endif
+
+static void
+foreach_ensure_default_response_cb (GtkWidget *widget,
+ gpointer data)
+{
+ GtkFileChooserDialog *dialog = GTK_FILE_CHOOSER_DIALOG (data);
+ int response_id;
+
+ response_id = gtk_dialog_get_response_for_widget (GTK_DIALOG (dialog), widget);
+ if (is_stock_accept_response_id (response_id))
+ gtk_dialog_set_default_response (GTK_DIALOG (dialog), response_id);
+}
+
+static void
+ensure_default_response (GtkFileChooserDialog *dialog)
+{
+ gtk_container_foreach (GTK_CONTAINER (GTK_DIALOG (dialog)->action_area),
+ foreach_ensure_default_response_cb,
+ dialog);
+}
+
+/* GtkWidget::map handler */
+static void
+gtk_file_chooser_dialog_map (GtkWidget *widget)
+{
+ GtkFileChooserDialog *dialog = GTK_FILE_CHOOSER_DIALOG (widget);
+ GtkFileChooserDialogPrivate *priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);
+
+ ensure_default_response (dialog);
+
+ if (!GTK_WIDGET_MAPPED (priv->widget))
+ gtk_widget_map (priv->widget);
+
+ file_chooser_widget_default_size_changed (priv->widget, dialog);
+ _gtk_file_chooser_embed_initial_focus (GTK_FILE_CHOOSER_EMBED (priv->widget));
+
+ GTK_WIDGET_CLASS (gtk_file_chooser_dialog_parent_class)->map (widget);
+}
+
+/* GtkWidget::unmap handler */
+static void
+gtk_file_chooser_dialog_unmap (GtkWidget *widget)
+{
+ GtkFileChooserDialog *dialog = GTK_FILE_CHOOSER_DIALOG (widget);
+ GtkFileChooserDialogPrivate *priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);
+
+ GTK_WIDGET_CLASS (gtk_file_chooser_dialog_parent_class)->unmap (widget);
+
+ /* See bug #145470. We unmap the GtkFileChooserWidget so that if the dialog
+ * is remapped, the widget will be remapped as well. Implementations should
+ * refresh their contents when this happens, as some applications keep a
+ * single file chooser alive and map/unmap it as needed, rather than creating
+ * a new file chooser every time they need one.
+ */
+ gtk_widget_unmap (priv->widget);
+}
+
+/* GtkDialog::response handler */
+static void
+response_cb (GtkDialog *dialog,
+ gint response_id)
+{
+ GtkFileChooserDialogPrivate *priv;
+
+ priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);
+
+ /* Act only on response IDs we recognize */
+ if (is_stock_accept_response_id (response_id)
+ && !priv->response_requested
+ && !_gtk_file_chooser_embed_should_respond (GTK_FILE_CHOOSER_EMBED (priv->widget)))
+ {
+ g_signal_stop_emission_by_name (dialog, "response");
+ }
+
+ priv->response_requested = FALSE;
+}
+
+static GtkWidget *
+gtk_file_chooser_dialog_new_valist (const gchar *title,
+ GtkWindow *parent,
+ GtkFileChooserAction action,
+ const gchar *backend,
+ const gchar *first_button_text,
+ va_list varargs)
+{
+ GtkWidget *result;
+ const char *button_text = first_button_text;
+ gint response_id;
+
+ result = g_object_new (GTK_TYPE_FILE_CHOOSER_DIALOG,
+ "title", title,
+ "action", action,
+ "file-system-backend", backend,
+ NULL);
+
+ if (parent)
+ gtk_window_set_transient_for (GTK_WINDOW (result), parent);
+
+ while (button_text)
+ {
+ response_id = va_arg (varargs, gint);
+ gtk_dialog_add_button (GTK_DIALOG (result), button_text, response_id);
+ button_text = va_arg (varargs, const gchar *);
+ }
+
+ return result;
+}
+
/**
* gtk_file_chooser_dialog_new:
* @title: Title of the dialog, or %NULL
* @action: Open or save mode for the dialog
* @first_button_text: stock ID or text to go in the first button, or %NULL
* @Varargs: response ID for the first button, then additional (button, id) pairs, ending with %NULL
- *
+ *
* Creates a new #GtkFileChooserDialog. This function is analogous to
* gtk_dialog_new_with_buttons().
- *
+ *
* Return value: a new #GtkFileChooserDialog
*
* Since: 2.4
{
GtkWidget *result;
va_list varargs;
- const char *button_text = first_button_text;
- gint response_id;
- result = g_object_new (GTK_TYPE_FILE_CHOOSER_DIALOG,
- "title", title,
- "action", action,
- NULL);
-
- if (parent)
- gtk_window_set_transient_for (GTK_WINDOW (result), parent);
-
va_start (varargs, first_button_text);
+ result = gtk_file_chooser_dialog_new_valist (title, parent, action,
+ NULL, first_button_text,
+ varargs);
+ va_end (varargs);
- while (button_text)
- {
- response_id = va_arg (varargs, gint);
- gtk_dialog_add_button (GTK_DIALOG (result), button_text, response_id);
- button_text = va_arg (varargs, const gchar *);
- }
+ return result;
+}
+/**
+ * gtk_file_chooser_dialog_new_with_backend:
+ * @title: Title of the dialog, or %NULL
+ * @parent: Transient parent of the dialog, or %NULL
+ * @action: Open or save mode for the dialog
+ * @backend: The name of the specific filesystem backend to use.
+ * @first_button_text: stock ID or text to go in the first button, or %NULL
+ * @Varargs: response ID for the first button, then additional (button, id) pairs, ending with %NULL
+ *
+ * Creates a new #GtkFileChooserDialog with a specified backend. This is
+ * especially useful if you use gtk_file_chooser_set_local_only() to allow
+ * non-local files and you use a more expressive vfs, such as gnome-vfs,
+ * to load files.
+ *
+ * Return value: a new #GtkFileChooserDialog
+ *
+ * Since: 2.4
+ **/
+GtkWidget *
+gtk_file_chooser_dialog_new_with_backend (const gchar *title,
+ GtkWindow *parent,
+ GtkFileChooserAction action,
+ const gchar *backend,
+ const gchar *first_button_text,
+ ...)
+{
+ GtkWidget *result;
+ va_list varargs;
+
+ va_start (varargs, first_button_text);
+ result = gtk_file_chooser_dialog_new_valist (title, parent, action,
+ backend, first_button_text,
+ varargs);
va_end (varargs);
return result;
}
+
+#define __GTK_FILE_CHOOSER_DIALOG_C__
+#include "gtkaliasdef.c"