| /******************************************************************************* |
| * Copyright (c) 2000, 2012 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.*; |
| import org.eclipse.swt.internal.gtk.*; |
| |
| public class Theme { |
| Device device; |
| |
| long /*int*/ shellHandle, fixedHandle, buttonHandle, arrowHandle, |
| frameHandle, entryHandle, checkButtonHandle, radioButtonHandle, |
| notebookHandle, treeHandle, progressHandle, toolbarHandle, |
| labelHandle, separatorHandle; |
| |
| public Theme(Device device) { |
| this.device = device; |
| shellHandle = OS.gtk_window_new (OS.GTK_WINDOW_TOPLEVEL); |
| fixedHandle = OS.gtk_fixed_new(); |
| buttonHandle = OS.gtk_button_new(); |
| if (OS.GTK3) { |
| arrowHandle = OS.gtk_image_new_from_icon_name (OS.GTK_NAMED_ICON_GO_DOWN, OS.GTK_ICON_SIZE_MENU); |
| } else { //GTK2 |
| arrowHandle = OS.gtk_arrow_new(OS.GTK_ARROW_DOWN, OS.GTK_SHADOW_NONE); |
| } |
| checkButtonHandle = OS.gtk_check_button_new(); |
| frameHandle = OS.gtk_check_button_new(); |
| entryHandle = OS.gtk_entry_new(); |
| radioButtonHandle = OS.gtk_radio_button_new(0); |
| notebookHandle = OS.gtk_notebook_new(); |
| progressHandle = OS.gtk_progress_bar_new(); |
| toolbarHandle = OS.gtk_toolbar_new(); |
| treeHandle = OS.gtk_tree_view_new_with_model(0); |
| if (OS.GTK3) { |
| separatorHandle = OS.gtk_separator_new (OS.GTK_ORIENTATION_VERTICAL); |
| } else { |
| separatorHandle = OS.gtk_vseparator_new(); |
| } |
| labelHandle = OS.gtk_label_new(null); |
| OS.gtk_container_add (fixedHandle, labelHandle); |
| OS.gtk_container_add (fixedHandle, frameHandle); |
| OS.gtk_container_add (fixedHandle, entryHandle); |
| OS.gtk_container_add (fixedHandle, separatorHandle); |
| OS.gtk_container_add (fixedHandle, arrowHandle); |
| OS.gtk_container_add (fixedHandle, toolbarHandle); |
| OS.gtk_container_add (fixedHandle, progressHandle); |
| OS.gtk_container_add (fixedHandle, checkButtonHandle); |
| OS.gtk_container_add (fixedHandle, radioButtonHandle); |
| OS.gtk_container_add (fixedHandle, buttonHandle); |
| OS.gtk_container_add (fixedHandle, treeHandle); |
| OS.gtk_container_add (fixedHandle, notebookHandle); |
| OS.gtk_container_add (shellHandle, fixedHandle); |
| OS.gtk_widget_realize (separatorHandle); |
| OS.gtk_widget_realize (labelHandle); |
| OS.gtk_widget_realize (frameHandle); |
| OS.gtk_widget_realize (entryHandle); |
| OS.gtk_widget_realize (arrowHandle); |
| OS.gtk_widget_realize (buttonHandle); |
| OS.gtk_widget_realize (treeHandle); |
| OS.gtk_widget_realize (notebookHandle); |
| OS.gtk_widget_realize (checkButtonHandle); |
| OS.gtk_widget_realize (radioButtonHandle); |
| OS.gtk_widget_realize (progressHandle); |
| OS.gtk_widget_realize (toolbarHandle); |
| OS.gtk_widget_realize (shellHandle); |
| } |
| |
| 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 () { |
| if (shellHandle == 0) return; |
| OS.gtk_widget_destroy(shellHandle); |
| shellHandle = fixedHandle = buttonHandle = arrowHandle = |
| frameHandle = entryHandle = checkButtonHandle = radioButtonHandle = |
| notebookHandle = treeHandle = progressHandle = toolbarHandle = |
| labelHandle = separatorHandle = 0; |
| } |
| |
| 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); |
| } |
| |
| int getWidgetProperty(long /*int*/ handle, String name) { |
| byte[] propertyName = Converter.wcsToMbcs(null, name, true); |
| int[] result = new int[1]; |
| OS.gtk_widget_style_get(handle, propertyName, result, 0); |
| return result[0]; |
| } |
| |
| |
| long /*int*/ getBorderProperty(long /*int*/ handle, String name) { |
| byte[] propertyName = Converter.wcsToMbcs(null, name, true); |
| long /*int*/ [] result = new long /*int*/[1]; |
| OS.gtk_widget_style_get(handle, propertyName, result, 0); |
| return result[0]; |
| } |
| |
| void transferClipping(GC gc, long /*int*/ style) { |
| GCData data = gc.getGCData(); |
| long /*int*/ clipRgn = data.clipRgn; |
| long /*int*/ damageRgn = data.damageRgn; |
| long /*int*/ clipping = clipRgn; |
| if (damageRgn != 0) { |
| if (clipping != 0) { |
| clipping = OS.gdk_region_new(); |
| OS.gdk_region_union (clipping, clipRgn); |
| OS.gdk_region_intersect (clipping, damageRgn); |
| } else { |
| clipping = damageRgn; |
| } |
| } |
| //TODO implement for GTK3 |
| if (!OS.GTK3) { |
| long /*int*/ [] curGC = new long /*int*/ [1]; |
| for (int i = 0; i < 5; i++) { |
| OS.gtk_style_get_fg_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_bg_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_light_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_dark_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_mid_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_text_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_text_aa_gc (style, i, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| } |
| OS.gtk_style_get_black_gc (style, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| OS.gtk_style_get_white_gc (style, curGC); |
| if (curGC[0] != 0) OS.gdk_gc_set_clip_region (curGC[0], clipping); |
| } |
| if (clipping != clipRgn && clipping != damageRgn) { |
| OS.gdk_region_destroy (clipping); |
| } |
| } |
| } |