diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java new file mode 100644 index 0000000000..143c2b21ac --- /dev/null +++ b/bundles/org.eclipse.swt/Eclipse SWT Theme/emulated/org/eclipse/swt/internal/theme/Theme.java @@ -0,0 +1,111 @@ +/******************************************************************************* + * Copyright (c) 2000, 2006 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.*; + +public class Theme { + Device device; + +public Theme(Device device) { + this.device = device; +} + +void checkTheme() { + if (isDisposed()) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED); +} + +public Rectangle computeTrim(GC gc, DrawData data) { + if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); + return data.computeTrim(this, gc); +} + +public void dispose () { + device = null; +} + +public void drawBackground(GC gc, Rectangle bounds, DrawData data) { + checkTheme(); + if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); + data.draw(this, gc, bounds); +} + +public void drawFocus(GC gc, Rectangle bounds, DrawData data) { + checkTheme(); + if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); + gc.drawFocus(bounds.x, bounds.y, bounds.width, bounds.height); +} + +public void drawImage(GC gc, Rectangle bounds, DrawData data, Image image, int flags) { + checkTheme(); + if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (image == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); + data.drawImage(this, image, gc, bounds); +} + +public void drawText(GC gc, Rectangle bounds, DrawData data, String text, int flags) { + checkTheme(); + if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (text == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); + data.drawText(this, text, flags, gc, bounds); +} + +public Rectangle getBounds(int part, Rectangle bounds, DrawData data) { + checkTheme(); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + return data.getBounds(part, bounds); +} + +public int getSelection(Point offset, Rectangle bounds, RangeDrawData data) { + checkTheme(); + if (offset == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + return data.getSelection(offset, bounds); +} + +public int hitBackground(Point position, Rectangle bounds, DrawData data) { + checkTheme(); + if (position == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (bounds == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + return data.hit(this, position, bounds); +} + +public boolean isDisposed() { + return device == null; +} + +public Rectangle measureText(GC gc, Rectangle bounds, DrawData data, String text, int flags) { + checkTheme(); + if (gc == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (data == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (text == null) SWT.error(SWT.ERROR_NULL_ARGUMENT); + if (gc.isDisposed()) SWT.error(SWT.ERROR_INVALID_ARGUMENT); + return data.measureText(this, text, flags, gc, bounds); +} +} |