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|
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* eel-alert-dialog.c: An HIG compliant alert dialog.
The Mate 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.
The Mate 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 the Mate Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "eel-alert-dialog.h"
#include "eel-gtk-macros.h"
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <string.h>
enum {
PROP_0,
PROP_ALERT_TYPE,
PROP_BUTTONS
};
struct _EelAlertDialogDetails {
GtkWidget *image;
GtkWidget *primary_label;
GtkWidget *secondary_label;
GtkWidget *details_expander;
GtkWidget *details_label;
GtkMessageType type;
};
static gpointer parent_class;
static void eel_alert_dialog_finalize (GObject *object);
static void eel_alert_dialog_class_init (EelAlertDialogClass *klass);
static void eel_alert_dialog_init (EelAlertDialog *dialog);
static void eel_alert_dialog_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void eel_alert_dialog_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void eel_alert_dialog_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void eel_alert_dialog_add_buttons (EelAlertDialog *alert_dialog,
GtkButtonsType buttons);
GType
eel_alert_dialog_get_type (void)
{
static GType dialog_type = 0;
if (!dialog_type) {
static const GTypeInfo dialog_info =
{
sizeof (EelAlertDialogClass),
NULL,
NULL,
(GClassInitFunc) eel_alert_dialog_class_init,
NULL,
NULL,
sizeof (EelAlertDialog),
0,
(GInstanceInitFunc) eel_alert_dialog_init,
};
dialog_type = g_type_register_static (GTK_TYPE_DIALOG, "EelAlertDialog",
&dialog_info, 0);
}
return dialog_type;
}
static void
eel_alert_dialog_class_init (EelAlertDialogClass *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);
G_OBJECT_CLASS (class)->finalize = eel_alert_dialog_finalize;
widget_class->style_set = eel_alert_dialog_style_set;
gobject_class->set_property = eel_alert_dialog_set_property;
gobject_class->get_property = eel_alert_dialog_get_property;
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("alert_border",
_("Image/label border"),
_("Width of border around the label and image in the alert dialog"),
0,
G_MAXINT,
5,
G_PARAM_READABLE));
g_object_class_install_property (gobject_class,
PROP_ALERT_TYPE,
g_param_spec_enum ("alert_type",
_("Alert Type"),
_("The type of alert"),
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",
_("Alert Buttons"),
_("The buttons shown in the alert dialog"),
GTK_TYPE_BUTTONS_TYPE,
GTK_BUTTONS_NONE,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
}
static void
eel_alert_dialog_finalize (GObject *object)
{
EelAlertDialog *dialog;
dialog = EEL_ALERT_DIALOG (object);
g_free (dialog->details);
EEL_CALL_PARENT (G_OBJECT_CLASS, finalize, (object));
}
static void
eel_alert_dialog_init (EelAlertDialog *dialog)
{
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *expander;
dialog->details = g_new0 (EelAlertDialogDetails, 1);
dialog->details->primary_label = gtk_label_new (NULL);
dialog->details->secondary_label = gtk_label_new (NULL);
dialog->details->details_label = gtk_label_new (NULL);
dialog->details->image = gtk_image_new_from_stock (NULL, GTK_ICON_SIZE_DIALOG);
#if GTK_CHECK_VERSION (3, 0, 0)
gtk_widget_set_halign (dialog->details->image, GTK_ALIGN_CENTER);
gtk_widget_set_valign (dialog->details->image, GTK_ALIGN_START);
#else
gtk_misc_set_alignment (GTK_MISC (dialog->details->image), 0.5, 0.0);
#endif
gtk_label_set_line_wrap (GTK_LABEL (dialog->details->primary_label), TRUE);
gtk_label_set_selectable (GTK_LABEL (dialog->details->primary_label), TRUE);
gtk_label_set_use_markup (GTK_LABEL (dialog->details->primary_label), TRUE);
#if GTK_CHECK_VERSION (3, 16, 0)
gtk_label_set_xalign (GTK_LABEL (dialog->details->primary_label), 0.0);
gtk_label_set_yalign (GTK_LABEL (dialog->details->primary_label), 0.5);
#else
gtk_misc_set_alignment (GTK_MISC (dialog->details->primary_label), 0.0, 0.5);
#endif
gtk_label_set_line_wrap (GTK_LABEL (dialog->details->secondary_label), TRUE);
gtk_label_set_selectable (GTK_LABEL (dialog->details->secondary_label), TRUE);
#if GTK_CHECK_VERSION (3, 16, 0)
gtk_label_set_xalign (GTK_LABEL (dialog->details->secondary_label), 0.0);
gtk_label_set_yalign (GTK_LABEL (dialog->details->secondary_label), 0.5);
#else
gtk_misc_set_alignment (GTK_MISC (dialog->details->secondary_label), 0.0, 0.5);
#endif
gtk_label_set_line_wrap (GTK_LABEL (dialog->details->details_label), TRUE);
gtk_label_set_selectable (GTK_LABEL (dialog->details->details_label), TRUE);
#if GTK_CHECK_VERSION (3, 16, 0)
gtk_label_set_xalign (GTK_LABEL (dialog->details->details_label), 0.0);
gtk_label_set_yalign (GTK_LABEL (dialog->details->details_label), 0.5);
#else
gtk_misc_set_alignment (GTK_MISC (dialog->details->details_label), 0.0, 0.5);
#endif
#if GTK_CHECK_VERSION (3, 0, 0)
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
#else
hbox = gtk_hbox_new (FALSE, 12);
#endif
gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
gtk_box_pack_start (GTK_BOX (hbox), dialog->details->image,
FALSE, FALSE, 0);
#if GTK_CHECK_VERSION (3, 0, 0)
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
#else
vbox = gtk_vbox_new (FALSE, 12);
#endif
gtk_box_pack_start (GTK_BOX (hbox), vbox,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), dialog->details->primary_label,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), dialog->details->secondary_label,
FALSE, FALSE, 0);
expander = gtk_expander_new_with_mnemonic (_("Show more _details"));
dialog->details->details_expander = expander;
gtk_expander_set_spacing (GTK_EXPANDER (expander), 6);
gtk_container_add (GTK_CONTAINER (expander), dialog->details->details_label);
gtk_box_pack_start (GTK_BOX (vbox), expander,
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), hbox,
FALSE, FALSE, 0);
gtk_widget_show_all (hbox);
gtk_widget_hide (expander);
}
static void
setup_type (EelAlertDialog *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->details->image), stock_id,
GTK_ICON_SIZE_DIALOG);
} else {
g_warning ("Stock dialog ID doesn't exist?");
}
}
static void
eel_alert_dialog_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
EelAlertDialog *dialog;
dialog = EEL_ALERT_DIALOG (object);
switch (prop_id) {
case PROP_ALERT_TYPE:
dialog->details->type = g_value_get_enum (value);
setup_type (dialog, dialog->details->type);
break;
case PROP_BUTTONS:
eel_alert_dialog_add_buttons (dialog, g_value_get_enum (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
eel_alert_dialog_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
EelAlertDialog *dialog;
dialog = EEL_ALERT_DIALOG (object);
switch (prop_id) {
case PROP_ALERT_TYPE:
g_value_set_enum (value, dialog->details->type);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
void
eel_alert_dialog_set_primary_label (EelAlertDialog *dialog,
const gchar *message)
{
gchar *markup_str;
char *escaped_message;
if (message != NULL) {
escaped_message = g_markup_escape_text (message, -1);
markup_str = g_strconcat ("<span weight=\"bold\" size=\"larger\">", escaped_message, "</span>", NULL);
gtk_label_set_markup (GTK_LABEL (EEL_ALERT_DIALOG (dialog)->details->primary_label),
markup_str);
g_free (markup_str);
g_free (escaped_message);
}
}
void
eel_alert_dialog_set_secondary_label (EelAlertDialog *dialog,
const gchar *message)
{
if (message != NULL) {
gtk_label_set_text (GTK_LABEL (EEL_ALERT_DIALOG (dialog)->details->secondary_label),
message);
} else {
gtk_widget_hide (EEL_ALERT_DIALOG (dialog)->details->secondary_label);
}
}
void
eel_alert_dialog_set_details_label (EelAlertDialog *dialog,
const gchar *message)
{
if (message != NULL) {
gtk_widget_show (dialog->details->details_expander);
gtk_label_set_text (GTK_LABEL (dialog->details->details_label), message);
} else {
gtk_widget_hide (dialog->details->details_expander);
}
}
GtkWidget*
eel_alert_dialog_new (GtkWindow *parent,
GtkDialogFlags flags,
GtkMessageType type,
GtkButtonsType buttons,
const gchar *primary_message,
const gchar *secondary_message,
const gchar *title)
{
GtkWidget *widget;
GtkDialog *dialog;
g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL);
widget = g_object_new (EEL_TYPE_ALERT_DIALOG,
"alert_type", type,
"buttons", buttons,
NULL);
atk_object_set_role (gtk_widget_get_accessible (widget), ATK_ROLE_ALERT);
dialog = GTK_DIALOG (widget);
gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), 14);
gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
gtk_window_set_title (GTK_WINDOW (dialog),
(title != NULL) ? title : "");
eel_alert_dialog_set_primary_label (EEL_ALERT_DIALOG (dialog),
primary_message);
eel_alert_dialog_set_secondary_label (EEL_ALERT_DIALOG (dialog),
secondary_message);
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);
}
return widget;
}
static void
eel_alert_dialog_add_buttons (EelAlertDialog* alert_dialog,
GtkButtonsType buttons)
{
GtkDialog* dialog;
dialog = GTK_DIALOG (alert_dialog);
switch (buttons) {
case GTK_BUTTONS_NONE:
break;
case GTK_BUTTONS_OK:
gtk_dialog_add_button (dialog,
GTK_STOCK_OK,
GTK_RESPONSE_OK);
gtk_dialog_set_default_response (dialog,
GTK_RESPONSE_OK);
break;
case GTK_BUTTONS_CLOSE:
gtk_dialog_add_button (dialog,
GTK_STOCK_CLOSE,
GTK_RESPONSE_CLOSE);
gtk_dialog_set_default_response (dialog,
GTK_RESPONSE_CLOSE);
break;
case GTK_BUTTONS_CANCEL:
gtk_dialog_add_button (dialog,
GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL);
gtk_dialog_set_default_response (dialog,
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_default_response (dialog,
GTK_RESPONSE_YES);
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_default_response (dialog,
GTK_RESPONSE_OK);
break;
default:
g_warning ("Unknown GtkButtonsType");
break;
}
g_object_notify (G_OBJECT (alert_dialog), "buttons");
}
static void
eel_alert_dialog_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GtkWidget *parent;
gint border_width;
border_width = 0;
parent = gtk_widget_get_parent (EEL_ALERT_DIALOG (widget)->details->image);
if (parent != NULL) {
gtk_widget_style_get (widget, "alert_border",
&border_width, NULL);
gtk_container_set_border_width (GTK_CONTAINER (parent),
border_width);
}
if (GTK_WIDGET_CLASS (parent_class)->style_set) {
(GTK_WIDGET_CLASS (parent_class)->style_set) (widget, prev_style);
}
}
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