/*******************************************************************************
* Copyright (c) 2009 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
* Zend Technologies
*******************************************************************************/
package org.eclipse.php.internal.debug.ui.actions;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.model.IValue;
import org.eclipse.debug.core.model.IVariable;
import org.eclipse.debug.internal.ui.actions.variables.ChangeVariableValueInputDialog;
import org.eclipse.debug.ui.actions.IVariableValueEditor;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.dialogs.IInputValidator;
import org.eclipse.jface.window.Window;
import org.eclipse.php.internal.debug.core.xdebug.dbgp.model.DBGpStringValue;
import org.eclipse.php.internal.debug.core.xdebug.dbgp.model.DBGpTarget;
import org.eclipse.php.internal.debug.core.xdebug.dbgp.model.DBGpVariable;
import org.eclipse.php.internal.debug.ui.Logger;
import org.eclipse.php.internal.debug.ui.PHPDebugUIMessages;
import org.eclipse.swt.widgets.Shell;
import org.w3c.dom.Node;
import com.ibm.icu.text.MessageFormat;
/**
* A variable value editor that prompts the user to set a primitive's value.
*/
public class XDebugVariableValueEditor implements IVariableValueEditor {
/**
* Creates a new editor for a variable with the given signature
*
* @param signature
* the signature of the primitive to be edited
*/
public XDebugVariableValueEditor() {
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.debug.ui.actions.IVariableValueEditor#editVariable(org.eclipse
* .debug.core.model.IVariable, org.eclipse.swt.widgets.Shell)
*/
public boolean editVariable(IVariable variable, Shell shell) {
try {
String name = variable.getName();
String title = PHPDebugUIMessages.PHPPrimitiveValueEditor_0;
String message = MessageFormat.format(
PHPDebugUIMessages.PHPPrimitiveValueEditor_1,
new Object[] { name });
String initialValue = getValueString(variable);
PrimitiveValidator validator = new PrimitiveValidator(variable);
ChangeVariableValueInputDialog dialog = new ChangeVariableValueInputDialog(
shell, title, message, initialValue, validator);
if (dialog.open() == Window.OK) {
String stringValue = dialog.getValue();
variable.setValue(stringValue);
} else {
}
} catch (DebugException e) {
IStatus status = e.getStatus();
ErrorDialog.openError(shell,
PHPDebugUIMessages.PHPPrimitiveValueEditor_2,
PHPDebugUIMessages.PHPPrimitiveValueEditor_3, status);
}
return true;
}
private String getValueString(IVariable variable) throws DebugException {
IValue value = variable.getValue();
String initialValue = value.getValueString();
if (value instanceof DBGpStringValue) {
DBGpStringValue strValue = (DBGpStringValue) value;
if (strValue.isComplete() == false) {
DBGpTarget target = (DBGpTarget) value.getDebugTarget();
DBGpVariable dbgpVar = (DBGpVariable) variable;
String stackLevel = dbgpVar.getStackLevel();
Node result = target.getCompleteString(dbgpVar.getFullName(),
stackLevel, strValue.getRequiredBytes());
if (result != null) {
IVariable tempVar = new DBGpVariable(target, result,
stackLevel);
IValue valRes = null;
try {
valRes = tempVar.getValue();
if (valRes != null) {
// update the variable with the latest value.
((DBGpVariable) variable).replaceValue(valRes);
initialValue = valRes.getValueString();
}
} catch (Exception e) {
}
}
}
}
return initialValue;
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.debug.ui.actions.IVariableValueEditor#saveVariable(org.eclipse
* .debug.core.model.IVariable, java.lang.String,
* org.eclipse.swt.widgets.Shell)
*/
public boolean saveVariable(IVariable variable, String expression,
Shell shell) {
return false;
}
/**
* Input validator for primitive types
*/
protected class PrimitiveValidator implements IInputValidator {
IVariable var;
public PrimitiveValidator(IVariable var) {
this.var = var;
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String)
*/
public String isValid(String newText) {
String errorMsg = null;
try {
if (!var.verifyValue(newText)) {
errorMsg = PHPDebugUIMessages.XDebugVariableValueEditor_invalidValue;
}
} catch (DebugException e) {
Logger.logException("DebugException", e); //$NON-NLS-1$
errorMsg = PHPDebugUIMessages.XDebugVariableValueEditor_0;
}
return errorMsg;
}
}
}