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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
#include "API/Display/font.h"
#include "API/Display/display.h"
#include "API/Display/surface.h"
#include "API/Core/Resources/resource_manager.h"
#include "API/GUI/component_style.h"
#include "API/GUI/menu_item.h"
#include "API/GUIStyleSilver/menu_item_silver.h"
#include "API/GUIStyleSilver/stylemanager_silver.h"
/////////////////////////////////////////////////////////////////////////////
// Construction:
CL_MenuItem_Silver::CL_MenuItem_Silver(
CL_MenuItem *menu_item,
CL_StyleManager_Silver *style)
:
CL_ComponentStyle(menu_item),
menu_item(menu_item),
sur_icon(0),
sur_checked(0),
sur_unchecked(0),
delete_sur_icon(false)
{
resources = style->get_resources();
font = new CL_Font("MenuItem/font", resources);
font_disabled = new CL_Font("MenuItem/font_disabled", resources);
font->set_color( CL_Color::black );
font_disabled->set_color( CL_Color::gray );
slot_paint = menu_item->sig_paint().connect(
this, &CL_MenuItem_Silver::on_paint);
slot_get_preferred_size = menu_item->sig_get_preferred_size().connect(
this, &CL_MenuItem_Silver::on_get_preferred_size);
}
CL_MenuItem_Silver::~CL_MenuItem_Silver()
{
delete font;
delete font_disabled;
delete sur_checked;
delete sur_unchecked;
if( delete_sur_icon )
delete sur_icon;
}
/////////////////////////////////////////////////////////////////////////////
// Callbacks:
void CL_MenuItem_Silver::on_get_preferred_size(CL_Size &size)
{
int icon_width = 0;
int height = 16;
if( menu_item->use_icon() )
icon_width = 16;
if( font->get_height(menu_item->get_text()) > height )
height = font->get_height(menu_item->get_text())+1;
size.width = icon_width + 4 + font->get_width(menu_item->get_text());
size.height = height;
}
void CL_MenuItem_Silver::on_paint()
{
if( menu_item->is_toggling() )
{
if( sur_checked == 0 && sur_unchecked == 0 )
{
if (resources->exists("MenuItem/checked"))
sur_checked = new CL_Surface("MenuItem/checked", resources);
if (resources->exists("MenuItem/unchecked"))
sur_unchecked = new CL_Surface("MenuItem/unchecked", resources);
}
if( menu_item->is_selected() )
{
if( sur_checked )
sur_checked->draw(menu_item->get_screen_x(),menu_item->get_screen_y());
}
else
{
if( sur_unchecked )
sur_unchecked->draw(menu_item->get_screen_x(),menu_item->get_screen_y());
}
}
else if( sur_icon )
sur_icon->draw(menu_item->get_screen_x(),menu_item->get_screen_y());
const char *text = menu_item->get_text().c_str();
// check if menu node is enabled
bool is_enabled = menu_item->get_parent()->is_enabled();
// check if parent menu is enabled
if( menu_item->get_parent()->get_parent()->is_enabled() == false )
is_enabled = false;
if( menu_item->use_icon() )
{
if( is_enabled )
font->draw(menu_item->get_screen_x()+20, menu_item->get_screen_y()+2, text);
else
font_disabled->draw(menu_item->get_screen_x()+18, menu_item->get_screen_y()+2, text);
}
else
{
if( is_enabled )
font->draw(menu_item->get_screen_x()+2, menu_item->get_screen_y()+2, text);
else
font_disabled->draw(menu_item->get_screen_x()+2, menu_item->get_screen_y()+2, text);
}
}
/////////////////////////////////////////////////////////////////////////////
// Operations:
void CL_MenuItem_Silver::set_icon(CL_Surface *sur, bool del_surface)
{
if( sur_icon && delete_sur_icon )
delete sur_icon;
sur_icon = sur;
delete_sur_icon = del_surface;
}
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