/* ******************************************************************************
* Copyright (c) 2006-2012 XMind Ltd. and others.
*
* This file is a part of XMind 3. XMind releases 3 and
* above are dual-licensed under the Eclipse Public License (EPL),
* which is available at http://www.eclipse.org/legal/epl-v10.html
* and the GNU Lesser General Public License (LGPL),
* which is available at http://www.gnu.org/licenses/lgpl.html
* See http://www.xmind.net/license.html for details.
*
* Contributors:
* XMind Ltd. - initial API and implementation
*******************************************************************************/
package org.xmind.ui.forms;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Spinner;
import org.eclipse.swt.widgets.Text;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.Section;
/**
* @author Frank Shaka
*/
public class WidgetFactory extends FormToolkit {
/**
* @param display
*/
public WidgetFactory(Display display) {
super(display);
}
public Text createText(Composite parent, String value, int style) {
Text text = super.createText(parent, value, style);
text.setBackground(null);
return text;
}
public Composite createComposite(Composite parent, int style) {
Composite c = super.createComposite(parent, style);
paintBordersFor(c);
return c;
}
public Composite createComposite(Composite parent) {
Composite c = createComposite(parent, SWT.NO_FOCUS);
return c;
}
/**
* Creates a plain composite as a part of the form.
*
* @param parent
* the composite parent.
* @param style
* the composite style.
* @return the composite.
*/
public Composite createPlainComposite(Composite parent, int style) {
Composite c = super.createComposite(parent, style);
c.setBackground(parent.getBackground());
paintBordersFor(c);
return c;
}
/**
* Creates a scrolled composite as a part of the form.
*
* @param parent
* the composite parent.
* @param style
* the composite style.
* @return the composite.
*/
public ScrolledComposite createScrolledComposite(Composite parent, int style) {
ScrolledComposite scrolledComposite = new ScrolledComposite(parent,
style);
adapt(scrolledComposite);
scrolledComposite.getHorizontalBar().setIncrement(10);
scrolledComposite.getVerticalBar().setIncrement(10);
return scrolledComposite;
}
public Control createEmptyControl(Composite parent) {
return new Composite(parent, SWT.NONE) {
@Override
public Point computeSize(int wHint, int hHint, boolean changed) {
return super.computeSize(0, 0, changed);
}
};
}
/**
* Creates a group as a part of the form.
*
* @param parent
* the group parent.
* @param text
* the group title.
* @return the composite.
*/
public Group createGroup(Composite parent, String text) {
Group group = new Group(parent, SWT.NO_FOCUS | SWT.SHADOW_NONE);
group.setText(text);
group.setBackground(getColors().getBackground());
group.setForeground(getColors().getForeground());
return group;
}
public GridLayoutFactory createGroupLayout() {
return GridLayoutFactory.swtDefaults().margins(2, 2).spacing(2, 2);
}
public Combo createCombo(Composite parent, int style) {
Combo combo = new Combo(parent, style);
return combo;
}
public ToolBar createToolBar(Composite parent, int style) {
ToolBar toolBar = new ToolBar(parent, style);
adapt(toolBar);
return toolBar;
}
public ToolBar createFlatToolBar(Composite parent) {
return createToolBar(parent, SWT.FLAT | SWT.RIGHT);
}
public Spinner createSpinner(Composite parent, int style) {
Spinner spinner = new Spinner(parent, style);
return spinner;
}
public Spinner createSpinner(Composite parent, int style, int selection,
int min, int max, int digits, int increment, int pageIncrement) {
Spinner spinner = new Spinner(parent, style);
spinner
.setValues(selection, min, max, digits, increment,
pageIncrement);
return spinner;
}
public Composite createSectionContent(Composite parent, String title,
int style, Object sectionLayoutData) {
Section section = createSection(parent, style);
section.setText(title);
sectionLayoutData = (sectionLayoutData == null) ? new GridData(
SWT.FILL, SWT.FILL, true, false) : sectionLayoutData;
section.setLayoutData(sectionLayoutData);
Composite client = createComposite(section, SWT.NO_FOCUS | SWT.WRAP);
section.setClient(client);
return client;
}
/**
* @param bar
*/
public void createSpacingItem(ToolBar bar, int width) {
ToolItem spacingItem = new ToolItem(bar, SWT.SEPARATOR);
Composite emptyComposite = new Composite(bar, SWT.NONE);
spacingItem.setControl(emptyComposite);
spacingItem.setWidth(width);
}
/**
* @param bar
* @param text
* @param width
*/
public void createLabel(ToolBar bar, String text, int width) {
ToolItem labelItem = new ToolItem(bar, SWT.SEPARATOR);
Composite labelContainer = new Composite(bar, SWT.NONE);
labelContainer.setLayout(new GridLayout(1, false));
Label label = new Label(labelContainer, SWT.NONE);
label.setLayoutData(new GridData(GridData.CENTER, GridData.CENTER,
false, false));
label.setText(text);
label.pack();
labelContainer.pack();
labelItem.setControl(labelContainer);
labelItem.setWidth(width);
}
public void adaptNumberalInput(Control c, final boolean minusPermitted) {
c.addListener(SWT.KeyDown, new Listener() {
public void handleEvent(Event event) {
if (event.character < 0x20 || event.character > 0x7e) {
event.doit = true;
return;
}
if ((event.character >= '0' && event.character <= '9')
|| (minusPermitted && event.character == '-')) {
event.doit = true;
} else {
event.doit = false;
}
}
});
}
public void dispose() {
if (getColors() != null) {
super.dispose();
}
}
}
