| /******************************************************************************* |
| * Copyright (c) 2000, 2007 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.debug.internal.ui.actions.variables.details; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.debug.core.DebugException; |
| import org.eclipse.debug.core.model.IValueModification; |
| import org.eclipse.debug.core.model.IVariable; |
| import org.eclipse.debug.internal.ui.DebugUIPlugin; |
| import org.eclipse.debug.internal.ui.IDebugHelpContextIds; |
| import org.eclipse.debug.internal.ui.VariableValueEditorManager; |
| import org.eclipse.debug.internal.ui.actions.ActionMessages; |
| import org.eclipse.debug.internal.ui.actions.StatusInfo; |
| import org.eclipse.debug.ui.actions.IVariableValueEditor; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.commands.ActionHandler; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.ITextViewer; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.IViewSite; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.handlers.IHandlerActivation; |
| import org.eclipse.ui.handlers.IHandlerService; |
| import org.eclipse.ui.texteditor.IWorkbenchActionDefinitionIds; |
| |
| import com.ibm.icu.text.MessageFormat; |
| |
| /** |
| * Action which assigns a value to a variable from the detail pane |
| * of the variables view. |
| */ |
| public class DetailPaneAssignValueAction extends Action{ |
| |
| private IHandlerActivation fHandlerActivation; |
| private IViewSite fViewSite; |
| private ITextViewer fTextViewer; |
| private IStructuredSelection fCurrentSelection; |
| |
| /** |
| * Attempts to evaluate the given string expression and assign the resulting value to the |
| * specified variable. Displays error dialogs to the user if a problem is encountered. |
| * |
| * @see DetailPaneAssignValueAction |
| * @see org.eclipse.debug.internal.ui.elements.adapters.DefaultVariableCellModifier |
| * |
| * @param shell the shell to use to open dialogs |
| * @param variable the variable that is getting a new value |
| * @param newValueExpression the expression to evaluate and set as the new value |
| * @since 3.3.0 |
| */ |
| public static void assignValue(Shell shell, IVariable variable, String newValueExpression){ |
| String modelIdentifier = variable.getModelIdentifier(); |
| IVariableValueEditor editor = VariableValueEditorManager.getDefault().getVariableValueEditor(modelIdentifier); |
| if (editor != null) { |
| if (editor.saveVariable(variable, newValueExpression, shell)) { |
| // If we successfully delegate to an editor which performs the save, |
| // don't do any more work. |
| return; |
| } |
| } |
| |
| try { |
| // If we failed to delegate to anyone, perform the default assignment. |
| if (variable.verifyValue(newValueExpression)) { |
| variable.setValue(newValueExpression); |
| } else { |
| if (shell != null) { |
| DebugUIPlugin.errorDialog(shell, ActionMessages.DetailPaneAssignValueAction_2, MessageFormat.format(ActionMessages.DetailPaneAssignValueAction_3, new String[] {newValueExpression, variable.getName()}), new StatusInfo(IStatus.ERROR, ActionMessages.DetailPaneAssignValueAction_4)); // |
| } |
| } |
| } catch (DebugException e) { |
| MessageDialog.openError(shell, ActionMessages.DetailPaneAssignValueAction_0, e.getStatus().getMessage()); |
| } |
| } |
| |
| public DetailPaneAssignValueAction(ITextViewer textViewer, IViewSite viewSite) { |
| super(ActionMessages.DetailPaneAssignValueAction_1); |
| |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IDebugHelpContextIds.DETAIL_PANE_ASSIGN_VALUE_ACTION); |
| |
| fTextViewer = textViewer; |
| fViewSite = viewSite; |
| |
| setEnabled(false); |
| IHandlerService service = (IHandlerService) fViewSite.getService(IHandlerService.class); |
| ActionHandler handler = new ActionHandler(this); |
| fHandlerActivation = service.activateHandler(getActionDefinitionId(), handler); |
| } |
| |
| public void dispose() { |
| IHandlerService service = (IHandlerService) fViewSite.getService(IHandlerService.class); |
| service.deactivateHandler(fHandlerActivation); |
| } |
| |
| public void updateCurrentVariable(IStructuredSelection selection) { |
| boolean enabled = false; |
| if ((selection.size() == 1) && (selection.getFirstElement() instanceof IValueModification)) { |
| IValueModification valMod = (IValueModification) selection.getFirstElement(); |
| if (valMod.supportsValueModification()) { |
| fCurrentSelection = selection; |
| enabled = true; |
| } |
| } |
| setEnabled(enabled); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IAction#run() |
| */ |
| public void run() { |
| IVariable variable = (IVariable) fCurrentSelection.getFirstElement(); |
| |
| Point selection = fTextViewer.getSelectedRange(); |
| String value = null; |
| if (selection.y == 0) { |
| value = fTextViewer.getDocument().get(); |
| } else { |
| try { |
| value = fTextViewer.getDocument().get(selection.x, selection.y); |
| } catch (BadLocationException e1) { |
| } |
| } |
| IWorkbenchWindow window= DebugUIPlugin.getActiveWorkbenchWindow(); |
| Shell activeShell= null; |
| if (window != null) { |
| activeShell= window.getShell(); |
| } |
| |
| assignValue(activeShell, variable, value); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IAction#getActionDefinitionId() |
| */ |
| public String getActionDefinitionId() { |
| return IWorkbenchActionDefinitionIds.SAVE; |
| } |
| |
| } |