org.eclipse.mylyn.internal.tasks.ui.actions.OpenRepositoryTaskAction.java Source code

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Here is the source code for org.eclipse.mylyn.internal.tasks.ui.actions.OpenRepositoryTaskAction.java

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/*******************************************************************************
 * Copyright (c) 2004, 2009 Tasktop Technologies 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:
 *     Tasktop Technologies - initial API and implementation
 *******************************************************************************/

package org.eclipse.mylyn.internal.tasks.ui.actions;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.mylyn.commons.workbench.WorkbenchUtil;
import org.eclipse.mylyn.internal.tasks.core.AbstractTaskCategory;
import org.eclipse.mylyn.internal.tasks.core.TaskCategory;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.tasks.ui.commands.RemoteTaskSelectionDialog;
import org.eclipse.mylyn.internal.tasks.ui.util.TaskOpenEvent;
import org.eclipse.mylyn.internal.tasks.ui.util.TaskOpenListener;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.mylyn.internal.tasks.ui.views.TaskListView;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.PlatformUI;

/**
 * @author Mik Kersten
 */
public class OpenRepositoryTaskAction extends Action
        implements IWorkbenchWindowActionDelegate, IViewActionDelegate {

    private static final String OPEN_REMOTE_TASK_DIALOG_DIALOG_SETTINGS = "org.eclipse.mylyn.tasks.ui.open.remote"; //$NON-NLS-1$

    public void run(IAction action) {
        RemoteTaskSelectionDialog dlg = new RemoteTaskSelectionDialog(WorkbenchUtil.getShell());
        dlg.setTitle(Messages.OpenRepositoryTask_Open_Repository_Task);

        IDialogSettings settings = TasksUiPlugin.getDefault().getDialogSettings();
        IDialogSettings dlgSettings = settings.getSection(OPEN_REMOTE_TASK_DIALOG_DIALOG_SETTINGS);
        if (dlgSettings == null) {
            dlgSettings = settings.addNewSection(OPEN_REMOTE_TASK_DIALOG_DIALOG_SETTINGS);
        }
        dlg.setDialogBoundsSettings(dlgSettings, Dialog.DIALOG_PERSISTLOCATION | Dialog.DIALOG_PERSISTSIZE);

        if (dlg.open() == Window.OK) {
            if (dlg.getSelectedTask() != null) {
                openExistingTask(dlg);
            } else {
                openRemoteTask(dlg);
            }
        }
    }

    /**
     * Selected a existing task; handle category move, if needed
     */
    private void openExistingTask(RemoteTaskSelectionDialog dlg) {
        if (dlg.shouldAddToTaskList()) {
            TasksUiInternal.getTaskList().addTask(dlg.getSelectedTask(), dlg.getSelectedCategory());
        }
        TasksUiInternal.refreshAndOpenTaskListElement(dlg.getSelectedTask());
    }

    /**
     * Selected a repository, so try to obtain the task using taskId
     */
    private void openRemoteTask(RemoteTaskSelectionDialog dlg) {
        final AbstractTaskCategory finalCategory;
        if (dlg.shouldAddToTaskList()) {
            AbstractTaskCategory category = dlg.getSelectedCategory();
            TaskListView taskListView = TaskListView.getFromActivePerspective();
            if (category == null) {
                Object selectedObject = ((IStructuredSelection) taskListView.getViewer().getSelection())
                        .getFirstElement();
                if (selectedObject instanceof TaskCategory) {
                    category = (TaskCategory) selectedObject;
                }
            }
            finalCategory = category;
        } else {
            finalCategory = null;
        }

        String[] selectedIds = dlg.getSelectedIds();
        boolean openSuccessful = false;
        for (String id : selectedIds) {
            boolean opened = TasksUiInternal.openTask(dlg.getSelectedTaskRepository(), id, new TaskOpenListener() {
                @Override
                public void taskOpened(TaskOpenEvent event) {
                    if (finalCategory != null && event.getTask() != null) {
                        TasksUiInternal.getTaskList().addTask(event.getTask(), finalCategory);
                    }
                }
            });
            if (opened) {
                openSuccessful = true;
            }
            if (!openSuccessful) {
                MessageDialog.openInformation(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
                        Messages.OpenRepositoryTask_Open_Task,
                        Messages.OpenRepositoryTask_Could_not_find_matching_repository_task);
            }
        }
    }

    public void dispose() {
    }

    public void init(IWorkbenchWindow window) {
    }

    public void selectionChanged(IAction action, ISelection selection) {
    }

    public void init(IViewPart view) {
    }

}