forked from AuroraMiddleware/gtk
269d89c79c
2005-03-21 Matthias Clasen <mclasen@redhat.com> * gtk/gtkprivate.h: Define macros GTK_PARAM_READABLE, GTK_PARAM_WRITABLE, GTK_PARAM_READWRITE which are like their G_ counterparts, but also mark the name, nick and blurb as static. * gtk/*.c: Mark param spec strings as static, using the new macros.
504 lines
14 KiB
C
504 lines
14 KiB
C
/* GTK - The GIMP Toolkit
|
|
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
/*
|
|
* Modified by the GTK+ Team and others 1997-2000. 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 "gtklabel.h"
|
|
#include "gtkmain.h"
|
|
#include "gtkmarshalers.h"
|
|
#include "gtktogglebutton.h"
|
|
#include "gtkprivate.h"
|
|
#include "gtkintl.h"
|
|
#include "gtkalias.h"
|
|
|
|
#define DEFAULT_LEFT_POS 4
|
|
#define DEFAULT_TOP_POS 4
|
|
#define DEFAULT_SPACING 7
|
|
|
|
enum {
|
|
TOGGLED,
|
|
LAST_SIGNAL
|
|
};
|
|
|
|
enum {
|
|
PROP_0,
|
|
PROP_ACTIVE,
|
|
PROP_INCONSISTENT,
|
|
PROP_DRAW_INDICATOR
|
|
};
|
|
|
|
|
|
static void gtk_toggle_button_class_init (GtkToggleButtonClass *klass);
|
|
static void gtk_toggle_button_init (GtkToggleButton *toggle_button);
|
|
static gint gtk_toggle_button_expose (GtkWidget *widget,
|
|
GdkEventExpose *event);
|
|
static gboolean gtk_toggle_button_mnemonic_activate (GtkWidget *widget,
|
|
gboolean group_cycling);
|
|
static void gtk_toggle_button_pressed (GtkButton *button);
|
|
static void gtk_toggle_button_released (GtkButton *button);
|
|
static void gtk_toggle_button_clicked (GtkButton *button);
|
|
static void gtk_toggle_button_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec);
|
|
static void gtk_toggle_button_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec);
|
|
static void gtk_toggle_button_update_state (GtkButton *button);
|
|
|
|
static guint toggle_button_signals[LAST_SIGNAL] = { 0 };
|
|
static GtkContainerClass *parent_class = NULL;
|
|
|
|
GType
|
|
gtk_toggle_button_get_type (void)
|
|
{
|
|
static GType toggle_button_type = 0;
|
|
|
|
if (!toggle_button_type)
|
|
{
|
|
static const GTypeInfo toggle_button_info =
|
|
{
|
|
sizeof (GtkToggleButtonClass),
|
|
NULL, /* base_init */
|
|
NULL, /* base_finalize */
|
|
(GClassInitFunc) gtk_toggle_button_class_init,
|
|
NULL, /* class_finalize */
|
|
NULL, /* class_data */
|
|
sizeof (GtkToggleButton),
|
|
0, /* n_preallocs */
|
|
(GInstanceInitFunc) gtk_toggle_button_init,
|
|
};
|
|
|
|
toggle_button_type =
|
|
g_type_register_static (GTK_TYPE_BUTTON, "GtkToggleButton",
|
|
&toggle_button_info, 0);
|
|
}
|
|
|
|
return toggle_button_type;
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_class_init (GtkToggleButtonClass *class)
|
|
{
|
|
GObjectClass *gobject_class;
|
|
GtkWidgetClass *widget_class;
|
|
GtkContainerClass *container_class;
|
|
GtkButtonClass *button_class;
|
|
|
|
gobject_class = G_OBJECT_CLASS (class);
|
|
widget_class = (GtkWidgetClass*) class;
|
|
container_class = (GtkContainerClass*) class;
|
|
button_class = (GtkButtonClass*) class;
|
|
|
|
parent_class = g_type_class_peek_parent (class);
|
|
|
|
gobject_class->set_property = gtk_toggle_button_set_property;
|
|
gobject_class->get_property = gtk_toggle_button_get_property;
|
|
|
|
widget_class->expose_event = gtk_toggle_button_expose;
|
|
widget_class->mnemonic_activate = gtk_toggle_button_mnemonic_activate;
|
|
|
|
button_class->pressed = gtk_toggle_button_pressed;
|
|
button_class->released = gtk_toggle_button_released;
|
|
button_class->clicked = gtk_toggle_button_clicked;
|
|
button_class->enter = gtk_toggle_button_update_state;
|
|
button_class->leave = gtk_toggle_button_update_state;
|
|
|
|
class->toggled = NULL;
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_ACTIVE,
|
|
g_param_spec_boolean ("active",
|
|
P_("Active"),
|
|
P_("If the toggle button should be pressed in or not"),
|
|
FALSE,
|
|
GTK_PARAM_READWRITE));
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_INCONSISTENT,
|
|
g_param_spec_boolean ("inconsistent",
|
|
P_("Inconsistent"),
|
|
P_("If the toggle button is in an \"in between\" state"),
|
|
FALSE,
|
|
GTK_PARAM_READWRITE));
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_DRAW_INDICATOR,
|
|
g_param_spec_boolean ("draw-indicator",
|
|
P_("Draw Indicator"),
|
|
P_("If the toggle part of the button is displayed"),
|
|
FALSE,
|
|
GTK_PARAM_READWRITE));
|
|
|
|
toggle_button_signals[TOGGLED] =
|
|
g_signal_new ("toggled",
|
|
G_OBJECT_CLASS_TYPE (gobject_class),
|
|
G_SIGNAL_RUN_FIRST,
|
|
G_STRUCT_OFFSET (GtkToggleButtonClass, toggled),
|
|
NULL, NULL,
|
|
_gtk_marshal_VOID__VOID,
|
|
G_TYPE_NONE, 0);
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_init (GtkToggleButton *toggle_button)
|
|
{
|
|
toggle_button->active = FALSE;
|
|
toggle_button->draw_indicator = FALSE;
|
|
GTK_BUTTON (toggle_button)->depress_on_activate = TRUE;
|
|
}
|
|
|
|
|
|
GtkWidget*
|
|
gtk_toggle_button_new (void)
|
|
{
|
|
return g_object_new (GTK_TYPE_TOGGLE_BUTTON, NULL);
|
|
}
|
|
|
|
GtkWidget*
|
|
gtk_toggle_button_new_with_label (const gchar *label)
|
|
{
|
|
return g_object_new (GTK_TYPE_TOGGLE_BUTTON, "label", label, NULL);
|
|
}
|
|
|
|
/**
|
|
* gtk_toggle_button_new_with_mnemonic:
|
|
* @label: the text of the button, with an underscore in front of the
|
|
* mnemonic character
|
|
* @returns: a new #GtkToggleButton
|
|
*
|
|
* Creates a new #GtkToggleButton containing a label. The label
|
|
* will be created using gtk_label_new_with_mnemonic(), so underscores
|
|
* in @label indicate the mnemonic for the button.
|
|
**/
|
|
GtkWidget*
|
|
gtk_toggle_button_new_with_mnemonic (const gchar *label)
|
|
{
|
|
return g_object_new (GTK_TYPE_TOGGLE_BUTTON, "label", label, "use_underline", TRUE, NULL);
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkToggleButton *tb;
|
|
|
|
tb = GTK_TOGGLE_BUTTON (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_ACTIVE:
|
|
gtk_toggle_button_set_active (tb, g_value_get_boolean (value));
|
|
break;
|
|
case PROP_INCONSISTENT:
|
|
gtk_toggle_button_set_inconsistent (tb, g_value_get_boolean (value));
|
|
break;
|
|
case PROP_DRAW_INDICATOR:
|
|
gtk_toggle_button_set_mode (tb, g_value_get_boolean (value));
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkToggleButton *tb;
|
|
|
|
tb = GTK_TOGGLE_BUTTON (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_ACTIVE:
|
|
g_value_set_boolean (value, tb->active);
|
|
break;
|
|
case PROP_INCONSISTENT:
|
|
g_value_set_boolean (value, tb->inconsistent);
|
|
break;
|
|
case PROP_DRAW_INDICATOR:
|
|
g_value_set_boolean (value, tb->draw_indicator);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_toggle_button_set_mode:
|
|
* @toggle_button: a #GtkToggleButton
|
|
* @draw_indicator: if %TRUE, draw the button as a separate indicator
|
|
* and label; if %FALSE, draw the button like a normal button
|
|
*
|
|
* Sets whether the button is displayed as a separate indicator and label.
|
|
* You can call this function on a checkbutton or a radiobutton with
|
|
* @draw_indicator = %FALSE to make the button look like a normal button
|
|
*
|
|
* This function only affects instances of classes like #GtkCheckButton
|
|
* and #GtkRadioButton that derive from #GtkToggleButton,
|
|
* not instances of #GtkToggleButton itself.
|
|
*/
|
|
void
|
|
gtk_toggle_button_set_mode (GtkToggleButton *toggle_button,
|
|
gboolean draw_indicator)
|
|
{
|
|
GtkWidget *widget;
|
|
|
|
g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
|
|
|
|
widget = GTK_WIDGET (toggle_button);
|
|
|
|
draw_indicator = draw_indicator ? TRUE : FALSE;
|
|
|
|
if (toggle_button->draw_indicator != draw_indicator)
|
|
{
|
|
toggle_button->draw_indicator = draw_indicator;
|
|
GTK_BUTTON (toggle_button)->depress_on_activate = !draw_indicator;
|
|
|
|
if (GTK_WIDGET_VISIBLE (toggle_button))
|
|
gtk_widget_queue_resize (GTK_WIDGET (toggle_button));
|
|
|
|
g_object_notify (G_OBJECT (toggle_button), "draw_indicator");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_toggle_button_get_mode:
|
|
* @toggle_button: a #GtkToggleButton
|
|
*
|
|
* Retrieves whether the button is displayed as a separate indicator
|
|
* and label. See gtk_toggle_button_set_mode().
|
|
*
|
|
* Return value: %TRUE if the togglebutton is drawn as a separate indicator
|
|
* and label.
|
|
**/
|
|
gboolean
|
|
gtk_toggle_button_get_mode (GtkToggleButton *toggle_button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button), FALSE);
|
|
|
|
return toggle_button->draw_indicator;
|
|
}
|
|
|
|
void
|
|
gtk_toggle_button_set_active (GtkToggleButton *toggle_button,
|
|
gboolean is_active)
|
|
{
|
|
g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
|
|
|
|
is_active = is_active != FALSE;
|
|
|
|
if (toggle_button->active != is_active)
|
|
gtk_button_clicked (GTK_BUTTON (toggle_button));
|
|
}
|
|
|
|
|
|
gboolean
|
|
gtk_toggle_button_get_active (GtkToggleButton *toggle_button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button), FALSE);
|
|
|
|
return (toggle_button->active) ? TRUE : FALSE;
|
|
}
|
|
|
|
|
|
void
|
|
gtk_toggle_button_toggled (GtkToggleButton *toggle_button)
|
|
{
|
|
g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
|
|
|
|
g_signal_emit (toggle_button, toggle_button_signals[TOGGLED], 0);
|
|
}
|
|
|
|
/**
|
|
* gtk_toggle_button_set_inconsistent:
|
|
* @toggle_button: a #GtkToggleButton
|
|
* @setting: %TRUE if state is inconsistent
|
|
*
|
|
* If the user has selected a range of elements (such as some text or
|
|
* spreadsheet cells) that are affected by a toggle button, and the
|
|
* current values in that range are inconsistent, you may want to
|
|
* display the toggle in an "in between" state. This function turns on
|
|
* "in between" display. Normally you would turn off the inconsistent
|
|
* state again if the user toggles the toggle button. This has to be
|
|
* done manually, gtk_toggle_button_set_inconsistent() only affects
|
|
* visual appearance, it doesn't affect the semantics of the button.
|
|
*
|
|
**/
|
|
void
|
|
gtk_toggle_button_set_inconsistent (GtkToggleButton *toggle_button,
|
|
gboolean setting)
|
|
{
|
|
g_return_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button));
|
|
|
|
setting = setting != FALSE;
|
|
|
|
if (setting != toggle_button->inconsistent)
|
|
{
|
|
toggle_button->inconsistent = setting;
|
|
|
|
gtk_toggle_button_update_state (GTK_BUTTON (toggle_button));
|
|
gtk_widget_queue_draw (GTK_WIDGET (toggle_button));
|
|
|
|
g_object_notify (G_OBJECT (toggle_button), "inconsistent");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* gtk_toggle_button_get_inconsistent:
|
|
* @toggle_button: a #GtkToggleButton
|
|
*
|
|
* Gets the value set by gtk_toggle_button_set_inconsistent().
|
|
*
|
|
* Return value: %TRUE if the button is displayed as inconsistent, %FALSE otherwise
|
|
**/
|
|
gboolean
|
|
gtk_toggle_button_get_inconsistent (GtkToggleButton *toggle_button)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_TOGGLE_BUTTON (toggle_button), FALSE);
|
|
|
|
return toggle_button->inconsistent;
|
|
}
|
|
|
|
static gint
|
|
gtk_toggle_button_expose (GtkWidget *widget,
|
|
GdkEventExpose *event)
|
|
{
|
|
if (GTK_WIDGET_DRAWABLE (widget))
|
|
{
|
|
GtkWidget *child = GTK_BIN (widget)->child;
|
|
GtkButton *button = GTK_BUTTON (widget);
|
|
GtkStateType state_type;
|
|
GtkShadowType shadow_type;
|
|
|
|
state_type = GTK_WIDGET_STATE (widget);
|
|
|
|
if (GTK_TOGGLE_BUTTON (widget)->inconsistent)
|
|
{
|
|
if (state_type == GTK_STATE_ACTIVE)
|
|
state_type = GTK_STATE_NORMAL;
|
|
shadow_type = GTK_SHADOW_ETCHED_IN;
|
|
}
|
|
else
|
|
shadow_type = button->depressed ? GTK_SHADOW_IN : GTK_SHADOW_OUT;
|
|
|
|
_gtk_button_paint (button, &event->area, state_type, shadow_type,
|
|
"togglebutton", "togglebuttondefault");
|
|
|
|
if (child)
|
|
gtk_container_propagate_expose (GTK_CONTAINER (widget), child, event);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_toggle_button_mnemonic_activate (GtkWidget *widget,
|
|
gboolean group_cycling)
|
|
{
|
|
/*
|
|
* We override the standard implementation in
|
|
* gtk_widget_real_mnemonic_activate() in order to focus the widget even
|
|
* if there is no mnemonic conflict.
|
|
*/
|
|
if (GTK_WIDGET_CAN_FOCUS (widget))
|
|
gtk_widget_grab_focus (widget);
|
|
|
|
if (!group_cycling)
|
|
gtk_widget_activate (widget);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_pressed (GtkButton *button)
|
|
{
|
|
button->button_down = TRUE;
|
|
|
|
gtk_toggle_button_update_state (button);
|
|
gtk_widget_queue_draw (GTK_WIDGET (button));
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_released (GtkButton *button)
|
|
{
|
|
if (button->button_down)
|
|
{
|
|
button->button_down = FALSE;
|
|
|
|
if (button->in_button)
|
|
gtk_button_clicked (button);
|
|
|
|
gtk_toggle_button_update_state (button);
|
|
gtk_widget_queue_draw (GTK_WIDGET (button));
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_clicked (GtkButton *button)
|
|
{
|
|
GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (button);
|
|
toggle_button->active = !toggle_button->active;
|
|
|
|
gtk_toggle_button_toggled (toggle_button);
|
|
|
|
gtk_toggle_button_update_state (button);
|
|
|
|
g_object_notify (G_OBJECT (toggle_button), "active");
|
|
}
|
|
|
|
static void
|
|
gtk_toggle_button_update_state (GtkButton *button)
|
|
{
|
|
GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (button);
|
|
gboolean depressed;
|
|
GtkStateType new_state;
|
|
|
|
if (toggle_button->inconsistent)
|
|
depressed = FALSE;
|
|
else if (button->in_button && button->button_down)
|
|
depressed = TRUE;
|
|
else
|
|
depressed = toggle_button->active;
|
|
|
|
if (button->in_button && (!button->button_down || toggle_button->draw_indicator))
|
|
new_state = GTK_STATE_PRELIGHT;
|
|
else
|
|
new_state = depressed ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL;
|
|
|
|
_gtk_button_set_depressed (button, depressed);
|
|
gtk_widget_set_state (GTK_WIDGET (toggle_button), new_state);
|
|
}
|
|
|
|
#define __GTK_TOGGLE_BUTTON_C__
|
|
#include "gtkaliasdef.c"
|