| /******************************************************************************* |
| * 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.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.win32.*; |
| |
| public class ProgressBarDrawData extends RangeDrawData { |
| |
| public ProgressBarDrawData() { |
| state = new int[1]; |
| } |
| |
| void draw(Theme theme, GC gc, Rectangle bounds) { |
| if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) { |
| int /*long*/ hTheme = OS.OpenThemeData(0, getClassId()); |
| RECT rect = new RECT (); |
| rect.left = bounds.x; |
| rect.right = rect.left + bounds.width; |
| rect.top = bounds.y; |
| rect.bottom = rect.top + bounds.height; |
| int[] buffer = new int[1]; |
| OS.GetThemeInt(hTheme, 0, 0, OS.PROGRESSCHUNKSIZE, buffer); |
| int chunkSize = buffer[0]; |
| OS.GetThemeInt(hTheme, 0, 0, OS.PROGRESSSPACESIZE, buffer); |
| int spaceSize = buffer[0]; |
| RECT content = new RECT(); |
| int[] part = getPartId(DrawData.WIDGET_WHOLE); |
| if ((style & SWT.VERTICAL) != 0) { |
| OS.GetThemeBackgroundContentRect(hTheme, gc.handle, part[0], part[1], rect, content); |
| OS.DrawThemeBackground(hTheme, gc.handle, part[0], part[1], rect, null); |
| int top = content.bottom - (((content.bottom - content.top) * (selection - minimum)) / (maximum - minimum)); |
| content.top = content.bottom - chunkSize; |
| while (content.top >= top) { |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.PP_CHUNKVERT, 0, content, null); |
| content.bottom -= chunkSize + spaceSize; |
| content.top = content.bottom - chunkSize; |
| } |
| if (selection != 0) { |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.PP_CHUNKVERT, 0, content, null); |
| } |
| } else { |
| OS.GetThemeBackgroundContentRect(hTheme, gc.handle, part[0], part[1], rect, content); |
| OS.DrawThemeBackground(hTheme, gc.handle, part[0], part[1], rect, null); |
| int right = content.left + (((content.right - content.left) * (selection - minimum)) / (maximum - minimum)); |
| content.right = content.left + chunkSize; |
| while (content.right <= right) { |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.PP_CHUNK, 0, content, null); |
| content.left += chunkSize + spaceSize; |
| content.right = content.left + chunkSize; |
| } |
| if (selection != 0) { |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.PP_CHUNK, 0, content, null); |
| } |
| } |
| OS.CloseThemeData (hTheme); |
| } |
| } |
| |
| char[] getClassId() { |
| return PROGRESS; |
| } |
| |
| int[] getPartId(int part) { |
| int iPartId = 0, iStateId = 0; |
| if ((style & SWT.VERTICAL) != 0) { |
| iPartId = OS.PP_BARVERT; |
| } else { |
| iPartId = OS.PP_BAR; |
| } |
| return new int[]{iPartId, iStateId}; |
| } |
| |
| int hit(Theme theme, Point position, Rectangle bounds) { |
| return bounds.contains(position) ? DrawData.WIDGET_WHOLE : DrawData.WIDGET_NOWHERE; |
| } |
| |
| } |