gtk2/gtk/gtkfilechooserdialog.c
Jonathan Blandford 87a6680f33 get the logic correct. This will fix sizing on save dialogs.
Tue Mar  2 15:03:15 2004  Jonathan Blandford  <jrb@redhat.com>

        * gtk/gtkfilechooserdefault.c
        (gtk_file_chooser_default_get_resizable_hints): get the logic
        correct.  This will fix sizing on save dialogs.

        (save_widgets_create): set_mnemonic_widget.
2004-03-02 20:09:20 +00:00

487 lines
15 KiB
C

/* GTK - The GIMP Toolkit
* gtkfilechooserdialog.c: File selector dialog
* Copyright (C) 2003, Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "gtkfilechooserdialog.h"
#include "gtkfilechooserwidget.h"
#include "gtkfilechooserutils.h"
#include "gtkfilechooserembed.h"
#include "gtkfilesystem.h"
#include "gtktypebuiltins.h"
#include <stdarg.h>
struct _GtkFileChooserDialogPrivate
{
GtkWidget *widget;
char *file_system;
/* for use with GtkFileChooserEmbed */
gint default_width;
gint default_height;
};
#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,
GObjectConstructParam *construct_params);
static void gtk_file_chooser_dialog_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gtk_file_chooser_dialog_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gtk_file_chooser_dialog_style_set (GtkWidget *widget,
GtkStyle *previous_style);
static GObjectClass *parent_class;
GType
gtk_file_chooser_dialog_get_type (void)
{
static GType file_chooser_dialog_type = 0;
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);
}
return file_chooser_dialog_type;
}
static void
gtk_file_chooser_dialog_class_init (GtkFileChooserDialogClass *class)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
parent_class = g_type_class_peek_parent (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->style_set = gtk_file_chooser_dialog_style_set;
_gtk_file_chooser_install_properties (gobject_class);
g_type_class_add_private (class, sizeof (GtkFileChooserDialogPrivate));
}
static void
gtk_file_chooser_dialog_init (GtkFileChooserDialog *dialog)
{
GtkFileChooserDialogPrivate *priv = G_TYPE_INSTANCE_GET_PRIVATE (dialog,
GTK_TYPE_FILE_CHOOSER_DIALOG,
GtkFileChooserDialogPrivate);
dialog->priv = priv;
dialog->priv->default_width = -1;
dialog->priv->default_height = -1;
gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
}
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 (parent_class)->finalize (object);
}
/* Callback used when the user activates a file in the file chooser widget */
static void
file_chooser_widget_file_activated (GtkFileChooser *chooser,
GtkFileChooserDialog *dialog)
{
gtk_window_activate_default (GTK_WINDOW (dialog));
}
static void
file_chooser_widget_resizable_hints_changed (GtkWidget *widget,
GtkFileChooserDialog *dialog)
{
GtkFileChooserDialogPrivate *priv;
gboolean resize_horizontally;
gboolean resize_vertically;
GdkGeometry geometry;
priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);
_gtk_file_chooser_embed_get_resizable_hints (GTK_FILE_CHOOSER_EMBED (priv->widget),
&resize_horizontally,
&resize_vertically);
geometry.min_width = -1;
geometry.min_height = -1;
geometry.max_width = (resize_horizontally?G_MAXSHORT:-1);
geometry.max_height = (resize_vertically?G_MAXSHORT:-1);
gtk_window_set_geometry_hints (GTK_WINDOW (dialog), NULL,
&geometry,
GDK_HINT_MIN_SIZE | GDK_HINT_MAX_SIZE);
}
static void
file_chooser_widget_default_size_changed (GtkWidget *widget,
GtkFileChooserDialog *dialog)
{
GtkFileChooserDialogPrivate *priv;
gint extra_width;
gint extra_height;
gint width, height;
GtkRequisition req;
gboolean resize_horizontally;
gboolean resize_vertically;
priv = GTK_FILE_CHOOSER_DIALOG_GET_PRIVATE (dialog);
/* 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);
/* Determine how much space the rest of the dialog uses compared to priv->widget */
extra_width = GTK_WIDGET (dialog)->requisition.width - priv->widget->requisition.width;
extra_height = GTK_WIDGET (dialog)->requisition.height - priv->widget->requisition.height;
_gtk_file_chooser_embed_get_default_size (GTK_FILE_CHOOSER_EMBED (priv->widget),
&width, &height);
width = extra_width + width;
height = extra_height + height;
/* FIXME: We should make sure that we arent' bigger than the current screen */
if (GTK_WIDGET_REALIZED (dialog) &&
priv->default_width > 0 &&
priv->default_height > 0)
{
gint cur_width, cur_height;
gint dx, dy;
gtk_window_get_size (GTK_WINDOW (dialog), &cur_width, &cur_height);
dx = width - priv->default_width;
dy = height - priv->default_height;
gtk_window_resize (GTK_WINDOW (dialog),
cur_width + dx,
cur_height + dy);
}
else
{
gtk_window_resize (GTK_WINDOW (dialog), width, height);
}
_gtk_file_chooser_embed_get_resizable_hints (GTK_FILE_CHOOSER_EMBED (priv->widget),
&resize_horizontally,
&resize_vertically);
/* Only store the size if we can resize in that direction. */
if (resize_horizontally)
priv->default_width = width;
if (resize_vertically)
priv->default_height = height;
}
static GObject*
gtk_file_chooser_dialog_constructor (GType type,
guint n_construct_properties,
GObjectConstructParam *construct_params)
{
GtkFileChooserDialogPrivate *priv;
GObject *object;
object = 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-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, "resizable-hints-changed",
G_CALLBACK (file_chooser_widget_resizable_hints_changed), object);
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),
GTK_FILE_CHOOSER (priv->widget));
gtk_widget_pop_composite_child ();
return object;
}
static void
gtk_file_chooser_dialog_set_property (GObject *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_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);
break;
}
}
static void
gtk_file_chooser_dialog_get_property (GObject *object,
guint prop_id,
GValue *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
gtk_file_chooser_dialog_style_set (GtkWidget *widget,
GtkStyle *previous_style)
{
GtkDialog *dialog;
if (GTK_WIDGET_CLASS (parent_class)->style_set)
GTK_WIDGET_CLASS (parent_class)->style_set (widget, previous_style);
dialog = GTK_DIALOG (widget);
/* Override the style properties with HIG-compliant spacings. Ugh.
* http://developer.gnome.org/projects/gup/hig/1.0/layout.html#layout-dialogs
* http://developer.gnome.org/projects/gup/hig/1.0/windows.html#alert-spacing
*/
gtk_container_set_border_width (GTK_CONTAINER (dialog->vbox), 12);
gtk_box_set_spacing (GTK_BOX (dialog->vbox), 24);
gtk_container_set_border_width (GTK_CONTAINER (dialog->action_area), 0);
gtk_box_set_spacing (GTK_BOX (dialog->action_area), 6);
}
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
* @parent: Transient parent 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 *
gtk_file_chooser_dialog_new (const gchar *title,
GtkWindow *parent,
GtkFileChooserAction action,
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,
NULL, first_button_text,
varargs);
va_end (varargs);
return result;
}
/**
* gtk_file_chooser_dialog_new_with_backend:
* @title: Title of the dialog, or %NULL
* @parent: Transient parent of the dialog, or %NULL
* @backend: The name of the specific filesystem backend to use.
* @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 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;
}