diff options
Diffstat (limited to 'org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/tasklist/ui/actions/DeleteAction.java')
| -rw-r--r-- | org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/tasklist/ui/actions/DeleteAction.java | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/tasklist/ui/actions/DeleteAction.java b/org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/tasklist/ui/actions/DeleteAction.java new file mode 100644 index 000000000..e7ab19d8c --- /dev/null +++ b/org.eclipse.mylyn.tasks.ui/src/org/eclipse/mylyn/tasklist/ui/actions/DeleteAction.java @@ -0,0 +1,109 @@ +/******************************************************************************* + * Copyright (c) 2004 - 2005 University Of British Columbia 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: + * University Of British Columbia - initial API and implementation + *******************************************************************************/ + +package org.eclipse.mylar.tasklist.ui.actions; + +import org.eclipse.jface.action.Action; +import org.eclipse.jface.dialogs.MessageDialog; +import org.eclipse.jface.viewers.IStructuredSelection; +import org.eclipse.mylar.core.MylarPlugin; +import org.eclipse.mylar.tasklist.ITask; +import org.eclipse.mylar.tasklist.ITaskListElement; +import org.eclipse.mylar.tasklist.MylarTasklistPlugin; +import org.eclipse.mylar.tasklist.TaskListImages; +import org.eclipse.mylar.tasklist.internal.TaskCategory; +import org.eclipse.mylar.tasklist.ui.views.TaskListView; +import org.eclipse.ui.IWorkbenchPage; +import org.eclipse.ui.internal.Workbench; + +/** + * @author Mik Kersten and Ken Sueda + */ +public class DeleteAction extends Action { + + public static final String ID = "org.eclipse.mylar.tasklist.actions.delete"; + + private final TaskListView view; + + public DeleteAction(TaskListView view) { + this.view = view; + setText("Delete"); + setId(ID); + setImageDescriptor(TaskListImages.REMOVE); + } + + @Override + public void run() { + +// MylarPlugin.getDefault().actionObserved(this); + Object selectedObject = ((IStructuredSelection) this.view.getViewer() + .getSelection()).getFirstElement(); + if(selectedObject instanceof ITaskListElement && + MylarTasklistPlugin.getDefault().getTaskHandlerForElement((ITaskListElement)selectedObject) != null){ + MylarTasklistPlugin.getDefault().getTaskHandlerForElement((ITaskListElement) selectedObject).itemDeleted((ITaskListElement)selectedObject); + }else if (selectedObject instanceof ITask) { + ITask task = (ITask) selectedObject; + if (task.isActive()) { + MessageDialog.openError(Workbench.getInstance() + .getActiveWorkbenchWindow().getShell(), "Delete failed", + "Task must be deactivated in order to delete."); + return; + } + + String message = task.getDeleteConfirmationMessage(); + boolean deleteConfirmed = MessageDialog.openQuestion( + Workbench.getInstance().getActiveWorkbenchWindow().getShell(), + "Confirm delete", message); + if (!deleteConfirmed) + return; + + MylarTasklistPlugin.getTaskListManager().deleteTask(task); + MylarPlugin.getContextManager().taskDeleted(task.getHandle(), task.getPath()); + IWorkbenchPage page = MylarTasklistPlugin.getDefault().getWorkbench().getActiveWorkbenchWindow().getActivePage(); + + // if we couldn't get the page, get out of here + if (page == null) + return; + try { + this.view.closeTaskEditors((ITask) selectedObject, page); + } catch (Exception e) { + MylarPlugin.log(e, " deletion failed"); + } + } else if (selectedObject instanceof TaskCategory) { + boolean deleteConfirmed = MessageDialog.openQuestion( + Workbench.getInstance().getActiveWorkbenchWindow().getShell(), + "Confirm delete", + "Delete the selected category and all contained tasks?"); + if (!deleteConfirmed) + return; + + TaskCategory cat = (TaskCategory) selectedObject; + for (ITask task : cat.getChildren()) { + MylarPlugin.getContextManager().taskDeleted(task.getHandle(), task.getPath()); + IWorkbenchPage page = MylarTasklistPlugin.getDefault().getWorkbench().getActiveWorkbenchWindow().getActivePage(); + if (page != null) { + try { + this.view.closeTaskEditors(task, page); + } catch (Exception e) { + MylarPlugin.log(e, " deletion failed"); + } + } + } + MylarTasklistPlugin.getTaskListManager().deleteCategory(cat); + } else { + MessageDialog.openError(Workbench.getInstance() + .getActiveWorkbenchWindow().getShell(), "Delete failed", + "Nothing selected."); + return; + } + this.view.getViewer().refresh(); + } +}
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