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gimp/app/widgets/gimpmessagebox.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpmessagebox.c
* Copyright (C) 2004 Sven Neumann <sven@gimp.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "gimpmessagebox.h"
#include "gimp-intl.h"
#define GIMP_MESSAGE_BOX_SPACING 12
enum
{
PROP_0,
PROP_STOCK_ID
};
static void gimp_message_box_constructed (GObject *object);
static void gimp_message_box_dispose (GObject *object);
static void gimp_message_box_finalize (GObject *object);
static void gimp_message_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_message_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_message_box_forall (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data);
static void gimp_message_box_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gimp_message_box_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
static void gimp_message_box_set_label_text (GimpMessageBox *box,
gint n,
const gchar *format,
va_list args) G_GNUC_PRINTF (3, 0);
static void gimp_message_box_set_label_markup (GimpMessageBox *box,
gint n,
const gchar *format,
va_list args) G_GNUC_PRINTF (3, 0);
G_DEFINE_TYPE (GimpMessageBox, gimp_message_box, GTK_TYPE_BOX)
#define parent_class gimp_message_box_parent_class
static void
gimp_message_box_class_init (GimpMessageBoxClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
object_class->constructed = gimp_message_box_constructed;
object_class->dispose = gimp_message_box_dispose;
object_class->finalize = gimp_message_box_finalize;
object_class->set_property = gimp_message_box_set_property;
object_class->get_property = gimp_message_box_get_property;
widget_class->size_request = gimp_message_box_size_request;
widget_class->size_allocate = gimp_message_box_size_allocate;
container_class->forall = gimp_message_box_forall;
g_object_class_install_property (object_class, PROP_STOCK_ID,
g_param_spec_string ("stock-id", NULL, NULL,
NULL,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
gimp_message_box_init (GimpMessageBox *box)
{
gint i;
gtk_orientable_set_orientation (GTK_ORIENTABLE (box),
GTK_ORIENTATION_VERTICAL);
gtk_box_set_spacing (GTK_BOX (box), 12);
gtk_container_set_border_width (GTK_CONTAINER (box), 12);
/* Unset the focus chain to keep the labels from being in the focus
* chain. Users of GimpMessageBox that add focusable widgets should
* either unset the focus chain or (better) explicitly set one.
*/
gtk_container_set_focus_chain (GTK_CONTAINER (box), NULL);
for (i = 0; i < 2; i++)
{
GtkWidget *label = g_object_new (GTK_TYPE_LABEL,
"wrap", TRUE,
"selectable", TRUE,
"xalign", 0.0,
"yalign", 0.5,
NULL);
if (i == 0)
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_SCALE, PANGO_SCALE_LARGE,
PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
-1);
gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
box->label[i] = label;
}
box->repeat = 0;
box->label[2] = NULL;
}
static void
gimp_message_box_constructed (GObject *object)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
if (box->stock_id)
{
gtk_widget_push_composite_child ();
box->image = gtk_image_new_from_stock (box->stock_id,
GTK_ICON_SIZE_DIALOG);
gtk_widget_pop_composite_child ();
gtk_misc_set_alignment (GTK_MISC (box->image), 0.0, 0.0);
gtk_widget_set_parent (box->image, GTK_WIDGET (box));
gtk_widget_show (box->image);
}
}
static void
gimp_message_box_dispose (GObject *object)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (object);
if (box->image)
{
gtk_widget_unparent (box->image);
box->image = NULL;
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_message_box_finalize (GObject *object)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (object);
if (box->stock_id)
{
g_free (box->stock_id);
box->stock_id = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_message_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (object);
switch (property_id)
{
case PROP_STOCK_ID:
box->stock_id = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_message_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (object);
switch (property_id)
{
case PROP_STOCK_ID:
g_value_set_string (value, box->stock_id);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_message_box_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (widget);
GTK_WIDGET_CLASS (parent_class)->size_request (widget, requisition);
if (box->image && gtk_widget_get_visible (box->image))
{
GtkRequisition child_requisition;
gint border_width;
gtk_widget_size_request (box->image, &child_requisition);
border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
requisition->width += child_requisition.width + GIMP_MESSAGE_BOX_SPACING;
requisition->height = MAX (requisition->height,
child_requisition.height +
2 * border_width);
}
}
static void
gimp_message_box_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (widget);
GtkContainer *container = GTK_CONTAINER (widget);
gint width = 0;
gboolean rtl;
rtl = (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
if (box->image && gtk_widget_get_visible (box->image))
{
GtkRequisition child_requisition;
GtkAllocation child_allocation;
gint border_width;
gint height;
gtk_widget_size_request (box->image, &child_requisition);
border_width = gtk_container_get_border_width (container);
width = MIN (allocation->width - 2 * border_width,
child_requisition.width + GIMP_MESSAGE_BOX_SPACING);
width = MAX (1, width);
height = allocation->height - 2 * border_width;
height = MAX (1, height);
if (rtl)
child_allocation.x = (allocation->width -
border_width -
child_requisition.width);
else
child_allocation.x = allocation->x + border_width;
child_allocation.y = allocation->y + border_width;
child_allocation.width = width;
child_allocation.height = height;
gtk_widget_size_allocate (box->image, &child_allocation);
}
allocation->x += rtl ? 0 : width;
allocation->width -= width;
GTK_WIDGET_CLASS (parent_class)->size_allocate (widget, allocation);
allocation->x -= rtl ? 0 : width;
allocation->width += width;
gtk_widget_set_allocation (widget, allocation);
}
static void
gimp_message_box_forall (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data)
{
if (include_internals)
{
GimpMessageBox *box = GIMP_MESSAGE_BOX (container);
if (box->image)
(* callback) (box->image, callback_data);
}
GTK_CONTAINER_CLASS (parent_class)->forall (container, include_internals,
callback, callback_data);
}
static void
gimp_message_box_set_label_text (GimpMessageBox *box,
gint n,
const gchar *format,
va_list args)
{
GtkWidget *label = box->label[n];
if (format)
{
gchar *text = g_strdup_vprintf (format, args);
gchar *utf8 = gimp_any_to_utf8 (text, -1, "Cannot convert text to utf8.");
gtk_label_set_text (GTK_LABEL (label), utf8);
gtk_widget_show (label);
g_free (utf8);
g_free (text);
}
else
{
gtk_widget_hide (label);
gtk_label_set_text (GTK_LABEL (label), NULL);
}
}
static void
gimp_message_box_set_label_markup (GimpMessageBox *box,
gint n,
const gchar *format,
va_list args)
{
GtkWidget *label = box->label[n];
if (format)
{
gchar *text = g_markup_vprintf_escaped (format, args);
gtk_label_set_markup (GTK_LABEL (label), text);
gtk_widget_show (label);
g_free (text);
}
else
{
gtk_widget_hide (label);
gtk_label_set_text (GTK_LABEL (label), NULL);
}
}
/* public functions */
GtkWidget *
gimp_message_box_new (const gchar *stock_id)
{
return g_object_new (GIMP_TYPE_MESSAGE_BOX,
"stock-id", stock_id,
NULL);
}
void
gimp_message_box_set_primary_text (GimpMessageBox *box,
const gchar *format,
...)
{
va_list args;
g_return_if_fail (GIMP_IS_MESSAGE_BOX (box));
va_start (args, format);
gimp_message_box_set_label_text (box, 0, format, args);
va_end (args);
}
void
gimp_message_box_set_text (GimpMessageBox *box,
const gchar *format,
...)
{
va_list args;
g_return_if_fail (GIMP_IS_MESSAGE_BOX (box));
va_start (args, format);
gimp_message_box_set_label_text (box, 1, format, args);
va_end (args);
}
void
gimp_message_box_set_markup (GimpMessageBox *box,
const gchar *format,
...)
{
va_list args;
g_return_if_fail (GIMP_IS_MESSAGE_BOX (box));
va_start (args, format);
gimp_message_box_set_label_markup (box, 1,format, args);
va_end (args);
}
gint
gimp_message_box_repeat (GimpMessageBox *box)
{
gchar *message;
g_return_val_if_fail (GIMP_IS_MESSAGE_BOX (box), 0);
box->repeat++;
message = g_strdup_printf (ngettext ("Message repeated once.",
"Message repeated %d times.",
box->repeat),
box->repeat);
if (box->label[2])
{
gtk_label_set_text (GTK_LABEL (box->label[2]), message);
}
else
{
GtkWidget *label = box->label[2] = gtk_label_new (message);
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 1.0);
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_STYLE, PANGO_STYLE_OBLIQUE,
-1);
gtk_box_pack_end (GTK_BOX (box), label, FALSE, FALSE, 0);
gtk_widget_show (label);
}
g_free (message);
return box->repeat;
}
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