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/*******************************************************************************
* Copyright (c) 2004, 2013 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.views.memory.renderings;
import java.util.Vector;
import org.eclipse.debug.internal.core.IInternalDebugCoreConstants;
import org.eclipse.debug.internal.ui.DebugUIMessages;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TrayDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
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.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
/**
* @since 3.0
*/
public class GoToAddressDialog extends TrayDialog implements ModifyListener {
private static Vector<String> history = new Vector<>();
private Combo expressionInput;
private String expression;
/**
* @param parentShell
*/
public GoToAddressDialog(Shell parentShell) {
super(parentShell);
setShellStyle(getShellStyle() | SWT.RESIZE);
}
@Override
protected Control createDialogArea(Composite parent) {
Composite comp = (Composite) super.createDialogArea(parent);
PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IDebugUIConstants.PLUGIN_ID + ".GoToAddressDialog_context"); //$NON-NLS-1$
comp.setLayout(new GridLayout());
GridData spec2 = new GridData();
spec2.grabExcessVerticalSpace = true;
spec2.grabExcessHorizontalSpace = true;
spec2.horizontalAlignment = GridData.FILL;
spec2.verticalAlignment = GridData.CENTER;
comp.setLayoutData(spec2);
Label textLabel = new Label(comp, SWT.NONE);
textLabel.setText(DebugUIMessages.GoToAddressDialog_Address);
GridData textLayout = new GridData();
textLayout.widthHint = 280;
textLabel.setLayoutData(textLayout);
expressionInput = new Combo(comp, SWT.BORDER);
GridData spec = new GridData();
spec.grabExcessVerticalSpace = false;
spec.grabExcessHorizontalSpace = true;
spec.horizontalAlignment = GridData.FILL;
spec.verticalAlignment = GridData.BEGINNING;
spec.heightHint = 50;
expressionInput.setLayoutData(spec);
// add history
String[] historyExpression = history.toArray(new String[history.size()]);
for (int i = 0; i < historyExpression.length; i++) {
expressionInput.add(historyExpression[i]);
}
expressionInput.addModifyListener(this);
return comp;
}
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(DebugUIMessages.GoToAddressDialog_GoToAddress);
}
public String getExpression() {
return expression;
}
@Override
protected void okPressed() {
expression = expressionInput.getText();
// add to history list
if (!history.contains(expression)) {
history.insertElementAt(expression, 0);
}
super.okPressed();
}
@Override
public void modifyText(ModifyEvent e) {
String input = expressionInput.getText();
if (input == null || input.equals(IInternalDebugCoreConstants.EMPTY_STRING)) {
getButton(IDialogConstants.OK_ID).setEnabled(false);
} else {
getButton(IDialogConstants.OK_ID).setEnabled(true);
}
}
@Override
protected Control createButtonBar(Composite parent) {
Control ret = super.createButtonBar(parent);
getButton(IDialogConstants.OK_ID).setEnabled(false);
return ret;
}
}
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