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/*******************************************************************************
* Copyright (c) 2000, 2011 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;
int /*long*/ 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();
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.GTK_VERSION >= OS.VERSION (3, 0, 0)) {
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(int /*long*/ 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];
}
int /*long*/ getBorderProperty(int /*long*/ handle, String name) {
byte[] propertyName = Converter.wcsToMbcs(null, name, true);
int /*long*/ [] result = new int /*long*/[1];
OS.gtk_widget_style_get(handle, propertyName, result, 0);
return result[0];
}
void transferClipping(GC gc, int /*long*/ style) {
GCData data = gc.getGCData();
int /*long*/ clipRgn = data.clipRgn;
int /*long*/ damageRgn = data.damageRgn;
int /*long*/ 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;
}
}
int /*long*/ [] curGC = new int /*long*/ [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);
}
}
}
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