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Code Issues Wiki Activity

Bug #182450 : TriButton update

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This commit is contained in:
Oleg Krasilnikov 2007-04-27 09:06:34 +00:00
parent 51d62cd4f5
commit 82ab376180
2 changed files with 75 additions and 21 deletions
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21
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/AbstractCPropertyTab.java
View file

@ -325,34 +325,25 @@ public abstract class AbstractCPropertyTab implements ICPropertyTab {
setupControl(b, span, mode);
b.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
triButtonPressed(event);
checkPressed(event);
}});
return b;
}
/**
* Selection handler for checkbox created by method "setupCheck()"
* Descendants should override this method if they use "setupCheck".
* Selection handler for checkbox created
* by methods "setupCheck()" or "setupTri()"
* Descendants should override this method
* if they use "setupCheck".
* Usually the method body will look like:
* {
* Button b = (Button)e.widget;
* Control b = (Control)e.widget;
* if (b.equals(myFirstCheckbox) { ... }
* else if (b.equals(mySecondCheckbox) { ... }
* ... }
*/
protected void checkPressed(SelectionEvent e) {}
/**
* Substitutes combo or button
* with its parent (triButton)
* @param e
*/
protected void triButtonPressed(SelectionEvent e) {
Control w = (Control)e.widget;
e.widget = w.getParent();
checkPressed(e);
}
protected void setupControl(Control c, int span, int mode) {
// although we use GridLayout usually,
// exceptions can occur: do nothing.

75
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/ui/newui/TriButton.java
View file

@ -1,6 +1,23 @@
/*******************************************************************************
* Copyright (c) 2007 Intel 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:
* Intel Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.ui.newui;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
@ -8,9 +25,10 @@ import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
public class TriButton extends Composite {
public class TriButton extends Composite implements SelectionListener {
private static final String[] ITEMS = {"No", "Yes", "?"}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
public static final int NO = 0;
@ -21,7 +39,12 @@ public class TriButton extends Composite {
private Button button = null;
private Combo combo = null;
private Label label = null;
private List listeners = new LinkedList();
public TriButton(Composite parent, int style) {
this(parent, style, true);
}
public TriButton(Composite parent, int style, boolean _triMode) {
super(parent, style);
triMode = _triMode;
@ -30,12 +53,20 @@ public class TriButton extends Composite {
combo = new Combo(this, style | SWT.READ_ONLY | SWT.DROP_DOWN);
combo.setLayoutData(new GridData(GridData.BEGINNING));
combo.setItems(ITEMS);
combo.addSelectionListener(this);
label = new Label(this, SWT.NONE);
label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
label.addMouseListener(new MouseListener() {
public void mouseDoubleClick(MouseEvent e) {}
public void mouseDown(MouseEvent e) {}
public void mouseUp(MouseEvent e) {
processMouseUp(e);
}});
} else {
setLayout(new GridLayout());
button = new Button(this, style | SWT.CHECK);
button.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
button.addSelectionListener(this);
}
}
@ -94,12 +125,44 @@ public class TriButton extends Composite {
}
public void addSelectionListener (SelectionListener listener) {
if (triMode) combo.addSelectionListener(listener);
else button.addSelectionListener(listener);
listeners.add(listener);
}
public void removeSelectionListener (SelectionListener listener) {
if (triMode) combo.removeSelectionListener(listener);
else button.removeSelectionListener(listener);
listeners.remove(listener);
}
public void widgetDefaultSelected(SelectionEvent e) {
e.widget = this;
Iterator it = listeners.iterator();
while (it.hasNext())
((SelectionListener)it.next()).widgetDefaultSelected(e);
}
public void widgetSelected(SelectionEvent e) {
e.widget = this;
Iterator it = listeners.iterator();
while (it.hasNext())
((SelectionListener)it.next()).widgetSelected(e);
}
private void processMouseUp(MouseEvent me) {
int x = combo.getSelectionIndex() + 1;
if (x < 0 || x > 2) x = 0;
combo.select(x);
Event e = new Event();
e.button = me.button;
e.count = me.count;
e.data = me.data;
e.display = me.display;
e.stateMask = me.stateMask;
e.time = me.time;
e.x = me.x;
e.y = me.y;
e.type = SWT.Selection;
e.doit = true;
e.item = this;
e.widget = this;
SelectionEvent se = new SelectionEvent(e);
widgetSelected(se);
}
}