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/*
* GNT - The GLib Ncurses Toolkit
*
* GNT is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This library 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., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#include <stdlib.h>
#include <string.h>
#include "gntinternal.h"
#include "gntbutton.h"
#include "gntstyle.h"
#include "gntutils.h"
enum
{
SIGS = 1,
};
static GntWidgetClass *parent_class = NULL;
static gboolean small_button = FALSE;
static void
gnt_button_draw(GntWidget *widget)
{
GntButton *button = GNT_BUTTON(widget);
GntColorType type;
gboolean focus;
if ((focus = gnt_widget_has_focus(widget)))
type = GNT_COLOR_HIGHLIGHT;
else
type = GNT_COLOR_NORMAL;
wbkgdset(widget->window, '\0' | gnt_color_pair(type));
mvwaddstr(widget->window, (small_button) ? 0 : 1, 2, C_(button->priv->text));
if (small_button) {
type = GNT_COLOR_HIGHLIGHT;
mvwchgat(widget->window, 0, 0, widget->priv.width, focus ? A_BOLD : A_REVERSE, type, NULL);
}
GNTDEBUG;
}
static void
gnt_button_size_request(GntWidget *widget)
{
GntButton *button = GNT_BUTTON(widget);
gnt_util_get_text_bound(button->priv->text,
&widget->priv.width, &widget->priv.height);
widget->priv.width += 4;
if (gnt_widget_get_has_border(widget)) {
widget->priv.height += 2;
}
}
static void
gnt_button_map(GntWidget *widget)
{
if (widget->priv.width == 0 || widget->priv.height == 0)
gnt_widget_size_request(widget);
GNTDEBUG;
}
static gboolean
gnt_button_clicked(GntWidget *widget, GntMouseEvent event, int x, int y)
{
if (event == GNT_LEFT_MOUSE_DOWN) {
gnt_widget_activate(widget);
return TRUE;
}
return FALSE;
}
static void
gnt_button_destroy(GntWidget *widget)
{
GntButton *button = GNT_BUTTON(widget);
g_free(button->priv->text);
g_free(button->priv);
}
static gboolean
button_activate(GntBindable *bind, GList *null)
{
gnt_widget_activate(GNT_WIDGET(bind));
return TRUE;
}
static void
gnt_button_class_init(GntWidgetClass *klass)
{
char *style;
GntBindableClass *bindable = GNT_BINDABLE_CLASS(klass);
parent_class = GNT_WIDGET_CLASS(klass);
parent_class->draw = gnt_button_draw;
parent_class->map = gnt_button_map;
parent_class->size_request = gnt_button_size_request;
parent_class->clicked = gnt_button_clicked;
parent_class->destroy = gnt_button_destroy;
style = gnt_style_get_from_name(NULL, "small-button");
small_button = gnt_style_parse_bool(style);
g_free(style);
gnt_bindable_class_register_action(bindable, "activate", button_activate,
GNT_KEY_ENTER, NULL);
gnt_style_read_actions(G_OBJECT_CLASS_TYPE(klass), GNT_BINDABLE_CLASS(klass));
}
static void
gnt_button_init(GTypeInstance *instance, gpointer class)
{
GntWidget *widget = GNT_WIDGET(instance);
GntButton *button = GNT_BUTTON(instance);
button->priv = g_new0(GntButtonPriv, 1);
widget->priv.minw = 4;
widget->priv.minh = small_button ? 1 : 3;
if (small_button) {
gnt_widget_set_has_border(widget, FALSE);
gnt_widget_set_has_shadow(widget, FALSE);
}
gnt_widget_set_grow_x(widget, FALSE);
gnt_widget_set_grow_y(widget, FALSE);
}
/******************************************************************************
* GntButton API
*****************************************************************************/
GType
gnt_button_get_gtype(void) {
static GType type = 0;
if(type == 0) {
static const GTypeInfo info = {
sizeof(GntButtonClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc)gnt_button_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof(GntButton),
0, /* n_preallocs */
gnt_button_init, /* instance_init */
NULL /* value_table */
};
type = g_type_register_static(GNT_TYPE_WIDGET,
"GntButton",
&info, 0);
}
return type;
}
GntWidget *gnt_button_new(const char *text)
{
GntWidget *widget = g_object_new(GNT_TYPE_BUTTON, NULL);
GntButton *button = GNT_BUTTON(widget);
button->priv->text = gnt_util_onscreen_fit_string(text, -1);
gnt_widget_set_take_focus(widget, TRUE);
return widget;
}
const gchar *
gnt_button_get_text(GntButton *button)
{
g_return_val_if_fail(GNT_IS_BUTTON(button), NULL);
return button->priv->text;
}
void
gnt_button_set_text(GntButton *button, const gchar *text)
{
g_return_if_fail(GNT_IS_BUTTON(button));
g_free(button->priv->text);
button->priv->text = g_strdup(text);
}
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