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/*******************************************************************************
* Copyright (c) 2000, 2007 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.internal.theme;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.internal.win32.*;
public class GroupDrawData extends DrawData {
public int headerWidth;
public int headerHeight;
public Rectangle headerArea;
public GroupDrawData() {
state = new int[1];
}
static final int GROUP_HEADER_X = 9;
static final int GROUP_HEADER_PAD = 2;
void draw(Theme theme, GC gc, Rectangle bounds) {
if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) {
long /*int*/ hTheme = OS.OpenThemeData(0, getClassId());
RECT rect = new RECT ();
rect.left = bounds.x;
rect.right = bounds.x + bounds.width;
rect.top = bounds.y + this.headerHeight / 2;
rect.bottom = bounds.y + bounds.height;
int headerX = bounds.x + GROUP_HEADER_X, headerY = bounds.y;
int savedDC = OS.SaveDC(gc.handle);
OS.ExcludeClipRect (gc.handle, headerX - GROUP_HEADER_PAD, headerY, headerX + this.headerWidth + GROUP_HEADER_PAD, headerY + this.headerHeight);
int[] part = getPartId(DrawData.WIDGET_WHOLE);
OS.DrawThemeBackground(hTheme, gc.handle, part[0], part[1], rect, null);
OS.RestoreDC(gc.handle, savedDC);
Rectangle headerArea = this.headerArea;
if (headerArea != null) {
headerArea.x = headerX;
headerArea.y = headerY;
headerArea.width = this.headerWidth;
headerArea.height = this.headerHeight;
}
Rectangle clientArea = this.clientArea;
if (clientArea != null) {
RECT contentRect = new RECT();
OS.GetThemeBackgroundContentRect(hTheme, gc.handle, part[0], part[1], rect, contentRect);
clientArea.x = contentRect.left;
clientArea.y = contentRect.top;
clientArea.width = contentRect.right - contentRect.left;
clientArea.height = contentRect.bottom - contentRect.top;
}
OS.CloseThemeData(hTheme);
}
}
int[] getPartId(int part) {
int state = this.state[part];
int iPartId = OS.BP_GROUPBOX, iStateId = OS.GBS_NORMAL;
if ((state & DrawData.DISABLED) != 0) iStateId = OS.GBS_DISABLED;
return new int[]{iPartId, iStateId};
}
int hit(Theme theme, Point position, Rectangle bounds) {
return bounds.contains(position) ? DrawData.WIDGET_WHOLE : DrawData.WIDGET_NOWHERE;
}
}
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