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gtk2/gtk/gtkmessagedialog.c
Matthias Clasen 52711c24e8 More canonical property names.
2005-03-09 06:15:13 +00:00

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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 2 -*- */
/* GTK - The GIMP Toolkit
* Copyright (C) 2000 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library 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.
*/
/*
* Modified by the GTK+ Team and others 1997-2003. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include <config.h>
#include "gtkalias.h"
#include "gtkmessagedialog.h"
#include "gtklabel.h"
#include "gtkhbox.h"
#include "gtkvbox.h"
#include "gtkimage.h"
#include "gtkstock.h"
#include "gtkiconfactory.h"
#include "gtkintl.h"
#include <string.h>
#define GTK_MESSAGE_DIALOG_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_MESSAGE_DIALOG, GtkMessageDialogPrivate))
typedef struct _GtkMessageDialogPrivate GtkMessageDialogPrivate;
struct _GtkMessageDialogPrivate
{
GtkWidget *secondary_label;
gboolean has_primary_markup;
gboolean has_secondary_text;
};
static void gtk_message_dialog_class_init (GtkMessageDialogClass *klass);
static void gtk_message_dialog_init (GtkMessageDialog *dialog);
static void gtk_message_dialog_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void gtk_message_dialog_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gtk_message_dialog_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gtk_message_dialog_add_buttons (GtkMessageDialog *message_dialog,
GtkButtonsType buttons);
static void gtk_message_dialog_font_size_change (GtkWidget *widget,
GtkStyle *prev_style,
gpointer data);
enum {
PROP_0,
PROP_MESSAGE_TYPE,
PROP_BUTTONS
};
static gpointer parent_class;
GType
gtk_message_dialog_get_type (void)
{
static GType dialog_type = 0;
if (!dialog_type)
{
static const GTypeInfo dialog_info =
{
sizeof (GtkMessageDialogClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gtk_message_dialog_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GtkMessageDialog),
0, /* n_preallocs */
(GInstanceInitFunc) gtk_message_dialog_init,
};
dialog_type = g_type_register_static (GTK_TYPE_DIALOG, "GtkMessageDialog",
&dialog_info, 0);
}
return dialog_type;
}
static void
gtk_message_dialog_class_init (GtkMessageDialogClass *class)
{
GtkWidgetClass *widget_class;
GObjectClass *gobject_class;
widget_class = GTK_WIDGET_CLASS (class);
gobject_class = G_OBJECT_CLASS (class);
parent_class = g_type_class_peek_parent (class);
widget_class->style_set = gtk_message_dialog_style_set;
gobject_class->set_property = gtk_message_dialog_set_property;
gobject_class->get_property = gtk_message_dialog_get_property;
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("message-border",
P_("Image/label border"),
P_("Width of border around the label and image in the message dialog"),
0,
G_MAXINT,
12,
G_PARAM_READABLE));
/**
* GtkMessageDialog::use_separator
*
* Whether to draw a separator line between the message label and the buttons
* in the dialog.
*
* Since: 2.4
*/
gtk_widget_class_install_style_property (widget_class,
g_param_spec_boolean ("use-separator",
P_("Use separator"),
P_("Whether to put a separator between the message dialog's text and the buttons"),
FALSE,
G_PARAM_READABLE));
g_object_class_install_property (gobject_class,
PROP_MESSAGE_TYPE,
g_param_spec_enum ("message-type",
P_("Message Type"),
P_("The type of message"),
GTK_TYPE_MESSAGE_TYPE,
GTK_MESSAGE_INFO,
G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
g_object_class_install_property (gobject_class,
PROP_BUTTONS,
g_param_spec_enum ("buttons",
P_("Message Buttons"),
P_("The buttons shown in the message dialog"),
GTK_TYPE_BUTTONS_TYPE,
GTK_BUTTONS_NONE,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
g_type_class_add_private (gobject_class,
sizeof (GtkMessageDialogPrivate));
}
static void
gtk_message_dialog_init (GtkMessageDialog *dialog)
{
GtkWidget *hbox, *vbox;
GtkMessageDialogPrivate *priv;
priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (dialog);
gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
priv->has_primary_markup = FALSE;
priv->has_secondary_text = FALSE;
priv->secondary_label = gtk_label_new (NULL);
gtk_widget_set_no_show_all (priv->secondary_label, TRUE);
dialog->label = gtk_label_new (NULL);
dialog->image = gtk_image_new_from_stock (NULL, GTK_ICON_SIZE_DIALOG);
gtk_misc_set_alignment (GTK_MISC (dialog->image), 0.5, 0.0);
gtk_label_set_line_wrap (GTK_LABEL (dialog->label), TRUE);
gtk_label_set_selectable (GTK_LABEL (dialog->label), TRUE);
gtk_misc_set_alignment (GTK_MISC (dialog->label), 0.0, 0.0);
gtk_label_set_line_wrap (GTK_LABEL (priv->secondary_label), TRUE);
gtk_label_set_selectable (GTK_LABEL (priv->secondary_label), TRUE);
gtk_misc_set_alignment (GTK_MISC (priv->secondary_label), 0.0, 0.0);
hbox = gtk_hbox_new (FALSE, 12);
vbox = gtk_vbox_new (FALSE, 12);
gtk_box_pack_start (GTK_BOX (vbox), dialog->label,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), priv->secondary_label,
TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (hbox), dialog->image,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (hbox), vbox,
TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox),
hbox,
FALSE, FALSE, 0);
gtk_widget_show_all (hbox);
_gtk_dialog_set_ignore_separator (GTK_DIALOG (dialog), TRUE);
g_signal_connect (G_OBJECT (dialog), "style-set",
G_CALLBACK (gtk_message_dialog_font_size_change), NULL);
}
static GtkMessageType
gtk_message_dialog_get_message_type (GtkMessageDialog *dialog)
{
const gchar* stock_id = NULL;
g_return_val_if_fail (GTK_IS_MESSAGE_DIALOG (dialog), GTK_MESSAGE_INFO);
g_return_val_if_fail (GTK_IS_IMAGE(dialog->image), GTK_MESSAGE_INFO);
stock_id = GTK_IMAGE(dialog->image)->data.stock.stock_id;
/* Look at the stock id of the image to guess the
* GtkMessageType value that was used to choose it
* in setup_type()
*/
if (strcmp (stock_id, GTK_STOCK_DIALOG_INFO) == 0)
return GTK_MESSAGE_INFO;
else if (strcmp (stock_id, GTK_STOCK_DIALOG_QUESTION) == 0)
return GTK_MESSAGE_QUESTION;
else if (strcmp (stock_id, GTK_STOCK_DIALOG_WARNING) == 0)
return GTK_MESSAGE_WARNING;
else if (strcmp (stock_id, GTK_STOCK_DIALOG_ERROR) == 0)
return GTK_MESSAGE_ERROR;
else
{
g_assert_not_reached ();
return GTK_MESSAGE_INFO;
}
}
static void
setup_primary_label_font (GtkMessageDialog *dialog)
{
gint size;
PangoFontDescription *font_desc;
GtkMessageDialogPrivate *priv;
priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (dialog);
if (priv->has_primary_markup)
return;
/* unset the font settings */
gtk_widget_modify_font (dialog->label, NULL);
if (priv->has_secondary_text)
{
size = pango_font_description_get_size (dialog->label->style->font_desc);
font_desc = pango_font_description_new ();
pango_font_description_set_weight (font_desc, PANGO_WEIGHT_BOLD);
pango_font_description_set_size (font_desc, size * PANGO_SCALE_LARGE);
gtk_widget_modify_font (dialog->label, font_desc);
pango_font_description_free (font_desc);
}
}
static void
setup_type (GtkMessageDialog *dialog,
GtkMessageType type)
{
const gchar *stock_id = NULL;
GtkStockItem item;
switch (type)
{
case GTK_MESSAGE_INFO:
stock_id = GTK_STOCK_DIALOG_INFO;
break;
case GTK_MESSAGE_QUESTION:
stock_id = GTK_STOCK_DIALOG_QUESTION;
break;
case GTK_MESSAGE_WARNING:
stock_id = GTK_STOCK_DIALOG_WARNING;
break;
case GTK_MESSAGE_ERROR:
stock_id = GTK_STOCK_DIALOG_ERROR;
break;
default:
g_warning ("Unknown GtkMessageType %d", type);
break;
}
if (stock_id == NULL)
stock_id = GTK_STOCK_DIALOG_INFO;
if (gtk_stock_lookup (stock_id, &item))
{
gtk_image_set_from_stock (GTK_IMAGE (dialog->image), stock_id,
GTK_ICON_SIZE_DIALOG);
gtk_window_set_title (GTK_WINDOW (dialog), item.label);
}
else
g_warning ("Stock dialog ID doesn't exist?");
}
static void
gtk_message_dialog_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GtkMessageDialog *dialog;
dialog = GTK_MESSAGE_DIALOG (object);
switch (prop_id)
{
case PROP_MESSAGE_TYPE:
setup_type (dialog, g_value_get_enum (value));
break;
case PROP_BUTTONS:
gtk_message_dialog_add_buttons (dialog, g_value_get_enum (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gtk_message_dialog_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GtkMessageDialog *dialog;
dialog = GTK_MESSAGE_DIALOG (object);
switch (prop_id)
{
case PROP_MESSAGE_TYPE:
g_value_set_enum (value, gtk_message_dialog_get_message_type (dialog));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gtk_message_dialog_font_size_change (GtkWidget *widget,
GtkStyle *prev_style,
gpointer data)
{
setup_primary_label_font (GTK_MESSAGE_DIALOG (widget));
}
/**
* gtk_message_dialog_new:
* @parent: transient parent, or NULL for none
* @flags: flags
* @type: type of message
* @buttons: set of buttons to use
* @message_format: printf()-style format string, or NULL
* @Varargs: arguments for @message_format
*
* Creates a new message dialog, which is a simple dialog with an icon
* indicating the dialog type (error, warning, etc.) and some text the
* user may want to see. When the user clicks a button a "response"
* signal is emitted with response IDs from #GtkResponseType. See
* #GtkDialog for more details.
*
* Return value: a new #GtkMessageDialog
**/
GtkWidget*
gtk_message_dialog_new (GtkWindow *parent,
GtkDialogFlags flags,
GtkMessageType type,
GtkButtonsType buttons,
const gchar *message_format,
...)
{
GtkWidget *widget;
GtkDialog *dialog;
gchar* msg = NULL;
va_list args;
g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL);
widget = g_object_new (GTK_TYPE_MESSAGE_DIALOG,
"message_type", type,
"buttons", buttons,
NULL);
dialog = GTK_DIALOG (widget);
if (flags & GTK_DIALOG_NO_SEPARATOR)
{
g_warning ("The GTK_DIALOG_NO_SEPARATOR flag cannot be used for GtkMessageDialog");
flags &= ~GTK_DIALOG_NO_SEPARATOR;
}
if (message_format)
{
va_start (args, message_format);
msg = g_strdup_vprintf (message_format, args);
va_end (args);
gtk_label_set_text (GTK_LABEL (GTK_MESSAGE_DIALOG (widget)->label),
msg);
g_free (msg);
}
if (parent != NULL)
gtk_window_set_transient_for (GTK_WINDOW (widget),
GTK_WINDOW (parent));
if (flags & GTK_DIALOG_MODAL)
gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
if (flags & GTK_DIALOG_DESTROY_WITH_PARENT)
gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), TRUE);
if (flags & GTK_DIALOG_NO_SEPARATOR)
gtk_dialog_set_has_separator (dialog, FALSE);
return widget;
}
/**
* gtk_message_dialog_new_with_markup:
* @parent: transient parent, or %NULL for none
* @flags: flags
* @type: type of message
* @buttons: set of buttons to use
* @message_format: printf()-style format string, or %NULL
* @Varargs: arguments for @message_format
*
* Creates a new message dialog, which is a simple dialog with an icon
* indicating the dialog type (error, warning, etc.) and some text which
* is marked up with the <link linkend="PangoMarkupFormat">Pango text markup language</link>.
* When the user clicks a button a "response" signal is emitted with
* response IDs from #GtkResponseType. See #GtkDialog for more details.
*
* Special XML characters in the printf() arguments passed to this
* function will automatically be escaped as necessary.
* (See g_markup_printf_escaped() for how this is implemented.)
* Usually this is what you want, but if you have an existing
* Pango markup string that you want to use literally as the
* label, then you need to use gtk_message_dialog_set_markup()
* instead, since you can't pass the markup string either
* as the format (it might contain '%' characters) or as a string
* argument.
*
* <informalexample><programlisting>
* GtkWidget *dialog;
* dialog = gtk_message_dialog_new (main_application_window,
* GTK_DIALOG_DESTROY_WITH_PARENT,
* GTK_MESSAGE_ERROR,
* GTK_BUTTON_CLOSE,
* NULL);
* gtk_message_dialog_set_markup (GTK_MESSAGE_DIALOG (dialog),
* markup);
* </programlisting></informalexample>
*
* Return value: a new #GtkMessageDialog
*
* Since: 2.4
**/
GtkWidget*
gtk_message_dialog_new_with_markup (GtkWindow *parent,
GtkDialogFlags flags,
GtkMessageType type,
GtkButtonsType buttons,
const gchar *message_format,
...)
{
GtkWidget *widget;
va_list args;
gchar *msg = NULL;
g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL);
widget = gtk_message_dialog_new (parent, flags, type, buttons, NULL);
if (message_format)
{
va_start (args, message_format);
msg = g_markup_vprintf_escaped (message_format, args);
va_end (args);
gtk_message_dialog_set_markup (GTK_MESSAGE_DIALOG (widget), msg);
g_free (msg);
}
return widget;
}
/**
* gtk_message_dialog_set_markup:
* @message_dialog: a #GtkMessageDialog
* @str: markup string (see <link linkend="PangoMarkupFormat">Pango markup format</link>)
*
* Sets the text of the message dialog to be @str, which is marked
* up with the <link linkend="PangoMarkupFormat">Pango text markup
* language</link>.
*
* Since: 2.4
**/
void
gtk_message_dialog_set_markup (GtkMessageDialog *message_dialog,
const gchar *str)
{
GtkMessageDialogPrivate *priv;
g_return_if_fail (GTK_IS_MESSAGE_DIALOG (message_dialog));
priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (message_dialog);
priv->has_primary_markup = TRUE;
gtk_label_set_markup (GTK_LABEL (message_dialog->label), str);
}
/**
* gtk_message_dialog_format_secondary_text:
* @message_dialog: a #GtkMessageDialog
* @message_format: printf()-style format string, or %NULL
* @Varargs: arguments for @message_format
*
* Sets the secondary text of the message dialog to be @message_format
* (with printf()-style).
*
* Note that setting a secondary text makes the primary text become
* bold, unless you have provided explicit markup.
*
* Since: 2.6
**/
void
gtk_message_dialog_format_secondary_text (GtkMessageDialog *message_dialog,
const gchar *message_format,
...)
{
va_list args;
gchar *msg = NULL;
GtkMessageDialogPrivate *priv;
g_return_if_fail (GTK_IS_MESSAGE_DIALOG (message_dialog));
priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (message_dialog);
if (message_format)
{
priv->has_secondary_text = TRUE;
va_start (args, message_format);
msg = g_strdup_vprintf (message_format, args);
va_end (args);
gtk_widget_show (priv->secondary_label);
gtk_label_set_text (GTK_LABEL (priv->secondary_label), msg);
g_free (msg);
}
else
{
priv->has_secondary_text = FALSE;
gtk_widget_hide (priv->secondary_label);
}
setup_primary_label_font (message_dialog);
}
/**
* gtk_message_dialog_format_secondary_markup:
* @message_dialog: a #GtkMessageDialog
* @message_format: printf()-style markup string (see
<link linkend="PangoMarkupFormat">Pango markup format</link>), or %NULL
* @Varargs: arguments for @message_format
*
* Sets the secondary text of the message dialog to be @message_format (with
* printf()-style), which is marked up with the
* <link linkend="PangoMarkupFormat">Pango text markup language</link>.
*
* Note that setting a secondary text makes the primary text become
* bold, unless you have provided explicit markup.
*
* Since: 2.6
**/
void
gtk_message_dialog_format_secondary_markup (GtkMessageDialog *message_dialog,
const gchar *message_format,
...)
{
va_list args;
gchar *msg = NULL;
GtkMessageDialogPrivate *priv;
g_return_if_fail (GTK_IS_MESSAGE_DIALOG (message_dialog));
priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (message_dialog);
if (message_format)
{
priv->has_secondary_text = TRUE;
va_start (args, message_format);
msg = g_strdup_vprintf (message_format, args);
va_end (args);
gtk_widget_show (priv->secondary_label);
gtk_label_set_markup (GTK_LABEL (priv->secondary_label), msg);
g_free (msg);
}
else
{
priv->has_secondary_text = FALSE;
gtk_widget_hide (priv->secondary_label);
}
setup_primary_label_font (message_dialog);
}
static void
gtk_message_dialog_add_buttons (GtkMessageDialog* message_dialog,
GtkButtonsType buttons)
{
GtkDialog* dialog = GTK_DIALOG (message_dialog);
switch (buttons)
{
case GTK_BUTTONS_NONE:
/* nothing */
break;
case GTK_BUTTONS_OK:
gtk_dialog_add_button (dialog,
GTK_STOCK_OK,
GTK_RESPONSE_OK);
break;
case GTK_BUTTONS_CLOSE:
gtk_dialog_add_button (dialog,
GTK_STOCK_CLOSE,
GTK_RESPONSE_CLOSE);
break;
case GTK_BUTTONS_CANCEL:
gtk_dialog_add_button (dialog,
GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL);
break;
case GTK_BUTTONS_YES_NO:
gtk_dialog_add_button (dialog,
GTK_STOCK_NO,
GTK_RESPONSE_NO);
gtk_dialog_add_button (dialog,
GTK_STOCK_YES,
GTK_RESPONSE_YES);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_YES,
GTK_RESPONSE_NO,
-1);
break;
case GTK_BUTTONS_OK_CANCEL:
gtk_dialog_add_button (dialog,
GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL);
gtk_dialog_add_button (dialog,
GTK_STOCK_OK,
GTK_RESPONSE_OK);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
break;
default:
g_warning ("Unknown GtkButtonsType");
break;
}
g_object_notify (G_OBJECT (message_dialog), "buttons");
}
static void
gtk_message_dialog_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GtkWidget *parent;
gint border_width = 0;
gboolean use_separator;
parent = GTK_WIDGET (GTK_MESSAGE_DIALOG (widget)->image->parent);
if (parent)
{
gtk_widget_style_get (widget, "message_border",
&border_width, NULL);
gtk_container_set_border_width (GTK_CONTAINER (parent),
border_width);
}
gtk_widget_style_get (widget,
"use_separator", &use_separator,
NULL);
_gtk_dialog_set_ignore_separator (GTK_DIALOG (widget), FALSE);
gtk_dialog_set_has_separator (GTK_DIALOG (widget), use_separator);
_gtk_dialog_set_ignore_separator (GTK_DIALOG (widget), TRUE);
if (GTK_WIDGET_CLASS (parent_class)->style_set)
(GTK_WIDGET_CLASS (parent_class)->style_set) (widget, prev_style);
}
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