| /******************************************************************************* |
| * Copyright (c) 2005 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.jface.fieldassist; |
| |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Control; |
| |
| /** |
| * An {@link IControlContentAdapter} for SWT Combo controls. This is a |
| * convenience class for easily creating a {@link ContentProposalAdapter} for |
| * combo fields. |
| * |
| * <p> |
| * This API is considered experimental. It is still evolving during 3.2 and is |
| * subject to change. It is being released to obtain feedback from early |
| * adopters. |
| * |
| * @since 3.2 |
| */ |
| public class ComboContentAdapter implements IControlContentAdapter { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.dialogs.taskassistance.IControlContentAdapter#getControlContents(org.eclipse.swt.widgets.Control) |
| */ |
| public String getControlContents(Control control) { |
| return ((Combo) control).getText(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.fieldassist.IControlContentAdapter#setControlContents(org.eclipse.swt.widgets.Control, |
| * java.lang.String, int) |
| */ |
| public void setControlContents(Control control, String text, |
| int cursorPosition) { |
| ((Combo) control).setText(text); |
| ((Combo) control).setSelection(new Point(cursorPosition, cursorPosition)); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.fieldassist.IControlContentAdapter#insertControlContents(org.eclipse.swt.widgets.Control, |
| * java.lang.String, int) |
| */ |
| public void insertControlContents(Control control, String text, |
| int cursorPosition) { |
| Combo combo = (Combo) control; |
| String contents = combo.getText(); |
| Point selection = combo.getSelection(); |
| StringBuffer sb = new StringBuffer(); |
| sb.append(contents.substring(0, selection.x)); |
| sb.append(text); |
| if (selection.y > contents.length()) |
| sb.append(contents.substring(selection.y, contents.length())); |
| combo.setText(sb.toString()); |
| selection.x = selection.x + cursorPosition; |
| selection.y = selection.x; |
| combo.setSelection(selection); |
| } |
| |
| public int getCursorPosition(Control control) { |
| return ((Combo) control).getSelection().x; |
| } |
| } |