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/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.tags;
import java.util.Arrays;
import java.util.Vector;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.IDialogSettings;
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.widgets.*;
import org.eclipse.team.internal.ccvs.core.CVSTag;
import org.eclipse.team.internal.ccvs.ui.CVSUIMessages;
import org.eclipse.team.internal.ccvs.ui.IHelpContextIds;
import org.eclipse.team.internal.ccvs.ui.operations.ITagOperation;
import org.eclipse.team.internal.ui.*;
import org.eclipse.team.internal.ui.dialogs.DetailsDialog;
public class TagAsVersionDialog extends DetailsDialog {
private static final int TAG_AREA_HEIGHT_HINT = 200;
private static final int HISTORY_LENGTH = 10;
private static final String STORE_SECTION = "TagAsVersionDialog"; //$NON-NLS-1$
private static final String TAG_HISTORY = "tag_history"; //$NON-NLS-1$
private static IDialogSettings settingsSection;
private ITagOperation operation;
private Combo tagCombo;
private Button moveTagButton;
private String tagName = ""; //$NON-NLS-1$
private boolean moveTag = false;
private TagSource tagSource;
private TagSelectionArea tagArea;
public TagAsVersionDialog(Shell parentShell, String title, ITagOperation operation) {
super(parentShell, title);
this.tagSource = operation.getTagSource();
this.operation = operation;
}
/**
* @see DetailsDialog#createMainDialogArea(Composite)
*/
@Override
protected void createMainDialogArea(Composite parent) {
final int width= convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH + 50);
final Label label = SWTUtils.createLabel(parent, CVSUIMessages.TagAction_enterTag);
label.setLayoutData(SWTUtils.createGridData(width, SWT.DEFAULT, true, false));
tagCombo = createDropDownCombo(parent);
tagName = ""; //$NON-NLS-1$
tagCombo.setItems(getTagNameHistory());
tagCombo.setText(tagName);
tagCombo.addModifyListener(
e -> {
tagName = tagCombo.getText();
updateEnablements();
}
);
moveTagButton= SWTUtils.createCheckBox(parent, CVSUIMessages.TagAction_moveTag);
moveTagButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
moveTag = moveTagButton.getSelection();
}
});
}
@Override
protected String getHelpContextId() {
return IHelpContextIds.TAG_AS_VERSION_DIALOG;
}
public boolean shouldMoveTag() {
return moveTag;
}
@Override
protected Composite createDropDownDialogArea(Composite parent) {
final PixelConverter converter= SWTUtils.createDialogPixelConverter(parent);
final Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(SWTUtils.createGridLayout(1, converter, SWTUtils.MARGINS_DIALOG));
final GridData gridData = new GridData(GridData.FILL_BOTH);
gridData.heightHint = TAG_AREA_HEIGHT_HINT;
composite.setLayoutData(gridData);
tagArea = new TagSelectionArea(getShell(), tagSource, TagSelectionArea.INCLUDE_VERSIONS, null);
tagArea.setTagAreaLabel(CVSUIMessages.TagAction_existingVersions);
tagArea.setIncludeFilterInputArea(false);
tagArea.createArea(composite);
tagArea.addPropertyChangeListener(event -> {
if (event.getProperty().equals(TagSelectionArea.SELECTED_TAG)) {
CVSTag tag1 = tagArea.getSelection();
if (tag1 != null) {
tagCombo.setText(tag1.getName());
}
} else if (event.getProperty().equals(TagSelectionArea.OPEN_SELECTED_TAG)) {
CVSTag tag2 = tagArea.getSelection();
if (tag2 != null) {
tagCombo.setText(tag2.getName());
okPressed();
}
}
});
return composite;
}
/**
* Validates tag name
*/
@Override
protected void updateEnablements() {
String message = null;
if(tagName.length() == 0) {
message = ""; //$NON-NLS-1$
} else {
IStatus status = CVSTag.validateTagName(tagName);
if (!status.isOK()) {
message = status.getMessage();
}
}
setPageComplete(message == null);
setErrorMessage(message);
if (tagArea != null) {
tagArea.setFilter(tagName);
}
}
/**
* Returns the tag name entered into this dialog
*/
public String getTagName() {
return tagName;
}
/**
* @return
*/
public ITagOperation getOperation() {
operation.setTag(new CVSTag(tagName, CVSTag.VERSION));
if (moveTag) {
operation.moveTag();
}
return operation;
}
@Override
protected boolean isMainGrabVertical() {
return false;
}
protected Combo createDropDownCombo(Composite parent) {
Combo combo = new Combo(parent, SWT.DROP_DOWN);
GridData comboData = new GridData(GridData.FILL_HORIZONTAL);
comboData.verticalAlignment = GridData.CENTER;
comboData.grabExcessVerticalSpace = false;
comboData.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH;
combo.setLayoutData(comboData);
return combo;
}
@Override
protected void okPressed() {
rememberTagName(tagName);
super.okPressed();
}
protected static String[] getTagNameHistory() {
IDialogSettings section = getSettingsSection();
String[] array = section.getArray(TAG_HISTORY);
return array != null ? array : new String[0];
}
private void rememberTagName(String tagName) {
Object[] tagNameHistory = getTagNameHistory();
Vector tagNames = new Vector(Arrays.asList(tagNameHistory));
if (tagNames.contains(tagName)) {
// The item is in the list. Remove it and add it back at the
// beginning. If it already was at the beginning this will be a
// waste of time, but it's not even measurable.
tagNames.remove(tagName);
}
// Most recently used filename goes to the beginning of the list
tagNames.add(0, tagName);
// Forget any overflowing items
while (tagNames.size() > HISTORY_LENGTH) {
tagNames.remove(HISTORY_LENGTH);
}
String[] array = (String[]) tagNames.toArray(new String[tagNames.size()]);
IDialogSettings section = getSettingsSection();
section.put(TAG_HISTORY, array);
}
private static IDialogSettings getSettingsSection() {
if (settingsSection != null)
return settingsSection;
IDialogSettings settings = TeamUIPlugin.getPlugin().getDialogSettings();
settingsSection = settings.getSection(STORE_SECTION);
if (settingsSection != null)
return settingsSection;
settingsSection = settings.addNewSection(STORE_SECTION);
return settingsSection;
}
}
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