/*******************************************************************************
* Copyright (c) 2005, 2011 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
* Sebastian Davids <sdavids@gmx.de> - Fix for bug 19346 - Dialog font
* should be activated and used by other components.
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.dialogs;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.window.Window;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.IWorkingSetManager;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.IWorkingSetEditWizard;
import org.eclipse.ui.dialogs.IWorkingSetNewWizard;
import org.eclipse.ui.dialogs.IWorkingSetSelectionDialog;
import org.eclipse.ui.dialogs.SelectionDialog;
import org.eclipse.ui.internal.IWorkbenchHelpContextIds;
import org.eclipse.ui.internal.WorkbenchMessages;
import org.eclipse.ui.internal.WorkbenchPlugin;
import org.eclipse.ui.internal.WorkingSet;
import org.eclipse.ui.internal.registry.WorkingSetRegistry;
/**
* Abstract baseclass for various working set dialogs. COPIED FROM: AbstractWorkingSetDialog
*/
@SuppressWarnings({ "unchecked", "null", "rawtypes" })
public abstract class AbstractWorkingSetDialogCOPY extends SelectionDialog implements IWorkingSetSelectionDialog {
private static final int ID_NEW = IDialogConstants.CLIENT_ID + 1;
private static final int ID_DETAILS = ID_NEW + 1;
private static final int ID_REMOVE = ID_DETAILS + 1;
private static final int ID_SELECTALL = ID_REMOVE + 1;
private static final int ID_DESELECTALL = ID_SELECTALL + 1;
private Button newButton;
private Button detailsButton;
private Button removeButton;
private Button selectAllButton;
private Button deselectAllButton;
private IWorkingSet[] result;
private List addedWorkingSets;
private List removedWorkingSets;
private Map editedWorkingSets;
private List removedMRUWorkingSets;
private Set workingSetIds;
private final boolean canEdit;
protected AbstractWorkingSetDialogCOPY(Shell parentShell, String[] workingSetIds, boolean canEdit) {
super(parentShell);
if (workingSetIds != null) {
this.workingSetIds = new HashSet();
for (String workingSetId : workingSetIds) {
this.workingSetIds.add(workingSetId);
}
}
this.canEdit = canEdit;
}
/**
* Return the set of supported working set types.
*
* @return the supported working set types
*/
protected Set getSupportedWorkingSetIds() {
return workingSetIds;
}
/**
* Adds the modify buttons to the dialog.
*
* @param composite
* Composite to add the buttons to
*/
protected void addModifyButtons(Composite composite) {
Composite buttonComposite = new Composite(composite, SWT.RIGHT);
GridLayout layout = new GridLayout();
layout.marginHeight = layout.marginWidth = 0;
layout.verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
buttonComposite.setLayout(layout);
GridData data = new GridData(GridData.VERTICAL_ALIGN_BEGINNING | GridData.GRAB_VERTICAL);
buttonComposite.setLayoutData(data);
newButton = createButton(buttonComposite, ID_NEW, WorkbenchMessages.WorkingSetSelectionDialog_newButton_label,
false);
newButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
createWorkingSet();
}
});
if (canEdit) {
detailsButton = createButton(buttonComposite, ID_DETAILS,
WorkbenchMessages.WorkingSetSelectionDialog_detailsButton_label, false);
detailsButton.setEnabled(false);
detailsButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
editSelectedWorkingSet();
}
});
removeButton = createButton(buttonComposite, ID_REMOVE,
WorkbenchMessages.WorkingSetSelectionDialog_removeButton_label, false);
removeButton.setEnabled(false);
removeButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
removeSelectedWorkingSets();
}
});
}
layout.numColumns = 1; // must manually reset the number of columns because createButton increments it - we want these buttons to be laid out vertically.
}
/**
* Add the select/deselect buttons.
*
* @param composite
* Composite to add the buttons to
*/
protected void addSelectionButtons(Composite composite) {
Composite buttonComposite = new Composite(composite, SWT.NONE);
GridLayout layout = new GridLayout(2, false);
layout.marginHeight = layout.marginWidth = 0;
layout.horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
buttonComposite.setLayout(layout);
GridData data = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
buttonComposite.setLayoutData(data);
selectAllButton = createButton(buttonComposite, ID_SELECTALL, WorkbenchMessages.SelectionDialog_selectLabel,
false);
selectAllButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
selectAllSets();
}
});
deselectAllButton = createButton(buttonComposite, ID_DESELECTALL,
WorkbenchMessages.SelectionDialog_deselectLabel, false);
deselectAllButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
deselectAllSets();
}
});
}
/**
* Select all working sets.
*/
protected abstract void selectAllSets();
/**
* Deselect all working sets.
*/
protected abstract void deselectAllSets();
/**
* Opens a working set wizard for editing the currently selected working set.
*
* @see org.eclipse.ui.dialogs.IWorkingSetPage
*/
void editSelectedWorkingSet() {
IWorkingSetManager manager = WorkbenchPlugin.getDefault().getWorkingSetManager();
IWorkingSet editWorkingSet = (IWorkingSet) getSelectedWorkingSets().get(0);
IWorkingSetEditWizard wizard = manager.createWorkingSetEditWizard(editWorkingSet);
WizardDialog dialog = new WizardDialog(getShell(), wizard);
IWorkingSet originalWorkingSet = (IWorkingSet) editedWorkingSets.get(editWorkingSet);
boolean firstEdit = originalWorkingSet == null;
// save the original working set values for restoration when selection
// dialog is cancelled.
if (firstEdit) {
originalWorkingSet = new WorkingSet(editWorkingSet.getName(), editWorkingSet.getLabel(),
editWorkingSet.getElements());
} else {
editedWorkingSets.remove(editWorkingSet);
}
dialog.create();
PlatformUI.getWorkbench()
.getHelpSystem()
.setHelp(dialog.getShell(), IWorkbenchHelpContextIds.WORKING_SET_EDIT_WIZARD);
if (dialog.open() == Window.OK) {
editWorkingSet = wizard.getSelection();
availableWorkingSetsChanged();
// make sure ok button is enabled when the selected working set
// is edited. Fixes bug 33386.
updateButtonAvailability();
}
editedWorkingSets.put(editWorkingSet, originalWorkingSet);
}
/**
* Opens a working set wizard for creating a new working set.
*/
void createWorkingSet() {
IWorkingSetManager manager = WorkbenchPlugin.getDefault().getWorkingSetManager();
String ids[] = null;
if (workingSetIds != null) {
ids = (String[]) workingSetIds.toArray(new String[workingSetIds.size()]);
}
IWorkingSetNewWizard wizard = manager.createWorkingSetNewWizard(ids);
// the wizard can never be null since we have at least a resource
// working set
// creation page
WizardDialog dialog = new WizardDialog(getShell(), wizard);
dialog.create();
PlatformUI.getWorkbench()
.getHelpSystem()
.setHelp(dialog.getShell(), IWorkbenchHelpContextIds.WORKING_SET_NEW_WIZARD);
if (dialog.open() == Window.OK) {
IWorkingSet workingSet = wizard.getSelection();
manager.addWorkingSet(workingSet);
addedWorkingSets.add(workingSet);
availableWorkingSetsChanged();
}
}
protected abstract List getSelectedWorkingSets();
/**
* Notifies the dialog that there has been a change to the sets available for use. In other words, the user has
* either added, deleted or renamed a set.
* <p>
* Subclasses should override, but should call <code>super.availableWorkingSetsChanged</code> to update the
* selection button enablements.
* </p>
*/
protected void availableWorkingSetsChanged() {
boolean enable = PlatformUI.getWorkbench().getWorkingSetManager().getWorkingSets().length > 0;
if (!(selectAllButton == null || selectAllButton.isDisposed())) {
selectAllButton.setEnabled(enable);
}
if (!(deselectAllButton == null || deselectAllButton.isDisposed())) {
deselectAllButton.setEnabled(enable);
}
}
/* (non-Javadoc)
* @see org.eclipse.ui.dialogs.IWorkingSetSelectionDialog#getSelection()
*/
public IWorkingSet[] getSelection() {
return result;
}
/* (non-Javadoc)
* @see org.eclipse.ui.dialogs.IWorkingSetSelectionDialog#setSelection(org.eclipse.ui.IWorkingSet[])
*/
public void setSelection(IWorkingSet[] selection) {
result = selection;
}
/**
* Overrides method in Dialog
*
* @see org.eclipse.jface.dialogs.Dialog#open()
*/
@Override
public int open() {
addedWorkingSets = new ArrayList();
removedWorkingSets = new ArrayList();
editedWorkingSets = new HashMap();
removedMRUWorkingSets = new ArrayList();
return super.open();
}
/**
* Return the list of working sets that were added during the life of this dialog.
*
* @return the working sets
*/
protected final List getAddedWorkingSets() {
return addedWorkingSets;
}
/**
* Return the map of working sets that were edited during the life of this dialog.
*
* @return the working sets
*/
protected final Map getEditedWorkingSets() {
return editedWorkingSets;
}
/**
* Return the list of working sets that were removed from the MRU list during the life of this dialog.
*
* @return the working sets
*/
protected final List getRemovedMRUWorkingSets() {
return removedMRUWorkingSets;
}
/**
* Return the list of working sets that were removed during the life of this dialog.
*
* @return the working sets
*/
protected final List getRemovedWorkingSets() {
return removedWorkingSets;
}
/**
* Updates the modify buttons' enabled state based on the current seleciton.
*/
protected void updateButtonAvailability() {
List selection = getSelectedWorkingSets();
boolean hasSelection = selection != null && !selection.isEmpty();
boolean hasSingleSelection = hasSelection;
WorkingSetRegistry registry = WorkbenchPlugin.getDefault().getWorkingSetRegistry();
newButton.setEnabled(registry.hasNewPageWorkingSetDescriptor());
if (canEdit) {
removeButton.setEnabled(hasSelection);
}
IWorkingSet selectedWorkingSet = null;
if (hasSelection) {
hasSingleSelection = selection.size() == 1;
if (hasSingleSelection) {
selectedWorkingSet = (IWorkingSet) selection.get(0);
}
}
if (canEdit) {
detailsButton.setEnabled(hasSingleSelection && selectedWorkingSet.isEditable());
}
getOkButton().setEnabled(true);
}
/**
* Removes the selected working sets from the workbench.
*/
protected void removeSelectedWorkingSets() {
List selection = getSelectedWorkingSets();
removeSelectedWorkingSets(selection);
}
/**
* Remove the working sets contained in the provided selection from the working set manager.
*
* @param selection
* the sets
*/
protected void removeSelectedWorkingSets(List selection) {
IWorkingSetManager manager = WorkbenchPlugin.getDefault().getWorkingSetManager();
Iterator iter = selection.iterator();
while (iter.hasNext()) {
IWorkingSet workingSet = (IWorkingSet) iter.next();
if (getAddedWorkingSets().contains(workingSet)) {
getAddedWorkingSets().remove(workingSet);
} else {
IWorkingSet[] recentWorkingSets = manager.getRecentWorkingSets();
for (IWorkingSet recentWorkingSet : recentWorkingSets) {
if (workingSet.equals(recentWorkingSet)) {
getRemovedMRUWorkingSets().add(workingSet);
break;
}
}
getRemovedWorkingSets().add(workingSet);
}
manager.removeWorkingSet(workingSet);
}
availableWorkingSetsChanged();
}
}