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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 ComboDrawData extends DrawData {
public ComboDrawData() {
state = new int[2];
}
void draw(Theme theme, GC gc, Rectangle bounds) {
if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) {
int /*long*/ hTheme = OS.OpenThemeData(0, EDIT);
RECT rect = new RECT ();
rect.left = bounds.x;
rect.right = bounds.x + bounds.width;
rect.top = bounds.y;
rect.bottom = bounds.y + bounds.height;
int[] part = getPartId(DrawData.WIDGET_WHOLE);
OS.DrawThemeBackground (hTheme, gc.handle, part[0], part[1], rect, null);
RECT contentRect = new RECT();
OS.GetThemeBackgroundContentRect(hTheme, gc.handle, part[0], part[1], rect, contentRect);
Rectangle clientArea = this.clientArea;
if (clientArea != null) {
clientArea.x = contentRect.left;
clientArea.y = contentRect.top;
clientArea.width = contentRect.right - contentRect.left;
clientArea.height = contentRect.bottom - contentRect.top;
}
OS.CloseThemeData(hTheme);
hTheme = OS.OpenThemeData(0, getClassId());
int width = OS.GetThemeSysSize(hTheme, OS.SM_CXVSCROLL);
rect.left = contentRect.right - width;
rect.top = contentRect.top;
rect.right = contentRect.right;
rect.bottom = contentRect.bottom;
part = getPartId(DrawData.COMBO_ARROW);
OS.DrawThemeBackground (hTheme, gc.handle, part[0], part[1], rect, null);
OS.CloseThemeData(hTheme);
if (clientArea != null) {
clientArea.width -= width;
}
}
}
char[] getClassId() {
return COMBOBOX;
}
int[] getPartId(int part) {
int state = this.state[part];
int iPartId = 0, iStateId = 0;
switch (part) {
case DrawData.WIDGET_WHOLE:
iPartId = OS.EP_EDITTEXT;
iStateId = OS.ETS_NORMAL;
if ((state & DrawData.DISABLED) != 0) iStateId = OS.ETS_DISABLED;
break;
case DrawData.COMBO_ARROW:
iPartId = OS.CP_DROPDOWNBUTTON;
iStateId = OS.CBXS_NORMAL;
if ((state & DrawData.DISABLED) != 0) iStateId = OS.CBXS_DISABLED;
if ((state & DrawData.HOT) != 0) iStateId = OS.CBXS_HOT;
if ((state & DrawData.PRESSED) != 0) iStateId = OS.CBXS_PRESSED;
break;
}
return new int[]{iPartId, iStateId};
}
int hit(Theme theme, Point position, Rectangle bounds) {
if (!(OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ())) return DrawData.WIDGET_NOWHERE;
if (!bounds.contains(position)) return DrawData.WIDGET_NOWHERE;
int /*long*/ hTheme = OS.OpenThemeData(0, EDIT);
int[] part = getPartId(DrawData.WIDGET_WHOLE);
int iPartId = part[0];
int iStateId = part[1];
RECT rect = new RECT ();
rect.left = bounds.x;
rect.right = bounds.x + bounds.width;
rect.top = bounds.y;
rect.bottom = bounds.y + bounds.height;
RECT contentRect = new RECT();
OS.GetThemeBackgroundContentRect(hTheme, 0, iPartId, iStateId, rect, contentRect);
OS.CloseThemeData(hTheme);
hTheme = OS.OpenThemeData(0, getClassId());
int width = OS.GetThemeSysSize(hTheme, OS.SM_CXVSCROLL);
OS.CloseThemeData(hTheme);
Rectangle arrowRect = new Rectangle(contentRect.right - width, contentRect.top, contentRect.bottom - contentRect.top, width);
if (arrowRect.contains(position)) return DrawData.COMBO_ARROW;
return DrawData.WIDGET_WHOLE;
}
}
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