gimp/app/ops_buttons.c

159 lines
4.5 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "gimphelp.h"
#include "ops_buttons.h"
#include "libgimp/gimpintl.h"
static void ops_button_pressed_callback (GtkWidget*, GdkEventButton*, gpointer);
static void ops_button_extended_callback (GtkWidget*, gpointer);
GtkWidget *
ops_button_box_new (GtkWidget *parent,
OpsButton *ops_button,
OpsButtonType ops_type)
{
GtkWidget *button;
GtkWidget *button_box;
GtkWidget *pixmap_widget;
GdkPixmap *pixmap;
GdkBitmap *mask;
GtkStyle *style;
GSList *group = NULL;
gtk_widget_realize (parent);
style = gtk_widget_get_style (parent);
button_box = gtk_hbox_new (TRUE, 1);
while (ops_button->xpm_data)
{
pixmap = gdk_pixmap_create_from_xpm_d (parent->window,
&mask,
&style->bg[GTK_STATE_NORMAL],
ops_button->xpm_data);
pixmap_widget = gtk_pixmap_new (pixmap, mask);
gdk_pixmap_unref (pixmap);
gdk_bitmap_unref (mask);
switch (ops_type)
{
case OPS_BUTTON_NORMAL :
button = gtk_button_new ();
break;
case OPS_BUTTON_RADIO :
button = gtk_radio_button_new (group);
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
gtk_container_set_border_width (GTK_CONTAINER (button), 0);
gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (button), FALSE);
break;
default :
button = NULL; /*stop compiler complaints */
g_error ("ops_button_box_new: unknown type %d\n", ops_type);
break;
}
gtk_container_add (GTK_CONTAINER (button), pixmap_widget);
if (ops_button->ext_callbacks == NULL)
{
gtk_signal_connect_object (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) ops_button->callback,
NULL);
}
else
{
gtk_signal_connect (GTK_OBJECT (button), "button_press_event",
(GtkSignalFunc) ops_button_pressed_callback,
ops_button);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
(GtkSignalFunc) ops_button_extended_callback,
ops_button);
}
gimp_help_set_help_data (button,
gettext (ops_button->tooltip),
ops_button->private_tip);
gtk_box_pack_start (GTK_BOX (button_box), button, TRUE, TRUE, 0);
gtk_widget_show (pixmap_widget);
gtk_widget_show (button);
ops_button->widget = button;
ops_button->modifier = OPS_BUTTON_MODIFIER_NONE;
ops_button++;
}
return (button_box);
}
static void
ops_button_pressed_callback (GtkWidget *widget,
GdkEventButton *bevent,
gpointer client_data)
{
OpsButton *ops_button;
g_return_if_fail (client_data != NULL);
ops_button = (OpsButton*)client_data;
if (bevent->state & GDK_SHIFT_MASK)
{
if (bevent->state & GDK_CONTROL_MASK)
ops_button->modifier = OPS_BUTTON_MODIFIER_SHIFT_CTRL;
else
ops_button->modifier = OPS_BUTTON_MODIFIER_SHIFT;
}
else if (bevent->state & GDK_CONTROL_MASK)
ops_button->modifier = OPS_BUTTON_MODIFIER_CTRL;
else if (bevent->state & GDK_MOD1_MASK)
ops_button->modifier = OPS_BUTTON_MODIFIER_ALT;
else
ops_button->modifier = OPS_BUTTON_MODIFIER_NONE;
}
static void
ops_button_extended_callback (GtkWidget *widget,
gpointer client_data)
{
OpsButton *ops_button;
g_return_if_fail (client_data != NULL);
ops_button = (OpsButton*)client_data;
if (ops_button->modifier > OPS_BUTTON_MODIFIER_NONE &&
ops_button->modifier < OPS_BUTTON_MODIFIER_LAST)
{
if (ops_button->ext_callbacks[ops_button->modifier - 1] != NULL)
(ops_button->ext_callbacks[ops_button->modifier - 1]) (widget, NULL);
else
(ops_button->callback) (widget, NULL);
}
else
(ops_button->callback) (widget, NULL);
ops_button->modifier = OPS_BUTTON_MODIFIER_NONE;
}