haiku-beta6/src/kits/interface/SeparatorItem.cpp

/*
 * Copyright (c) 2001-2006, Haiku, Inc.
 * Distributed under the terms of the MIT license.
 *
 * Authors:
 *		Marc Flerackers ([email protected])
 *		Bill Hayden ([email protected])
 *		Stefano Ceccherini ([email protected])
 */

/*!	Display separator item for BMenu class */


#include <SeparatorItem.h>


BSeparatorItem::BSeparatorItem()
	: BMenuItem("", NULL)
{
	BMenuItem::SetEnabled(false);
}


BSeparatorItem::BSeparatorItem(BMessage* archive)
	: BMenuItem(archive)
{
	BMenuItem::SetEnabled(false);
}


BSeparatorItem::~BSeparatorItem()
{
}


status_t
BSeparatorItem::Archive(BMessage* archive, bool deep) const
{
	return BMenuItem::Archive(archive, deep);
}


BArchivable *
BSeparatorItem::Instantiate(BMessage* archive)
{
	if (validate_instantiation(archive, "BSeparatorItem"))
		return new BSeparatorItem(archive);

	return NULL;
}


void
BSeparatorItem::SetEnabled(bool state)
{
	// Don't do anything - we don't want to get enabled ever
}


void
BSeparatorItem::GetContentSize(float* _width, float* _height)
{
	if (_width != NULL)
		*_width = 2.0f;

	if (_height != NULL)
		*_height = 8.0f;
}


void
BSeparatorItem::Draw()
{
	BMenu *menu = Menu();
	if (menu == NULL)
		return;

	BRect bounds = Frame();
	rgb_color oldColor = menu->HighColor();

	// TODO: remove superfluous separators
	menu_info menuInfo;
	get_menu_info(&menuInfo);
	switch (menuInfo.separator) {
		case 0:
			menu->SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
				B_DARKEN_1_TINT));
			menu->StrokeLine(BPoint(bounds.left + 1.0f, bounds.top + 4.0f),
				BPoint(bounds.right - 1.0f, bounds.top + 4.0f));
			menu->SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
				B_LIGHTEN_2_TINT));
			menu->StrokeLine(BPoint(bounds.left + 1.0f, bounds.top + 5.0f),
				BPoint(bounds.right - 1.0f, bounds.top + 5.0f));
			break;

		case 1:
			menu->SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
				B_DARKEN_1_TINT));
			menu->StrokeLine(BPoint(bounds.left + 9.0f, bounds.top + 4.0f),
				BPoint(bounds.right - 9.0f, bounds.top + 4.0f));
			menu->SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
				B_LIGHTEN_2_TINT));
			menu->StrokeLine(BPoint(bounds.left + 9.0f, bounds.top + 5.0f),
				BPoint(bounds.right - 9.0f, bounds.top + 5.0f));
			break;

		case 2:
			menu->SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
				B_DARKEN_1_TINT));
			menu->StrokeLine(BPoint(bounds.left + 9.0f, bounds.top + 4.0f),
				BPoint(bounds.right - 9.0f, bounds.top + 4.0f));
			menu->StrokeLine(BPoint(bounds.left + 10.0f, bounds.top + 5.0f),
				BPoint(bounds.right - 10.0f, bounds.top + 5.0f));
			menu->SetHighColor(tint_color(ui_color(B_MENU_BACKGROUND_COLOR),
				B_LIGHTEN_2_TINT));
			menu->StrokeLine(BPoint(bounds.left + 11.0f, bounds.top + 6.0f),
				BPoint(bounds.right - 11.0f, bounds.top + 6.0f));
			break;

		default:
			break;
	}

	menu->SetHighColor(oldColor);
}


//	#pragma mark - private


void BSeparatorItem::_ReservedSeparatorItem1() {}
void BSeparatorItem::_ReservedSeparatorItem2() {}


BSeparatorItem &
BSeparatorItem::operator=(const BSeparatorItem &)
{
	return *this;
}