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/*******************************************************************************
* Copyright (c) 2002 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v0.5
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v05.html
*
* Contributors:
* IBM - Initial implementation
******************************************************************************/
package org.eclipse.team.internal.ccvs.ui;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.viewers.ColumnWeightData;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableLayout;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.Text;
import org.eclipse.team.internal.ccvs.core.CVSTag;
import org.eclipse.team.internal.ccvs.core.ICVSFolder;
import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
import org.eclipse.team.internal.ccvs.ui.merge.TagElement;
import org.eclipse.team.internal.ccvs.ui.merge.TagRootElement;
import org.eclipse.ui.model.WorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;
public class TagAsVersionDialog extends DetailsDialog {
private ICVSFolder folder;
private Text tagText;
private String tagName = "";
private static final int TABLE_HEIGHT_HINT = 150;
private TableViewer existingVersionTable;
public TagAsVersionDialog(Shell parentShell, String title, ICVSFolder folder) {
super(parentShell, title);
this.folder = folder;
}
/**
* @see DetailsDialog#createMainDialogArea(Composite)
*/
protected void createMainDialogArea(Composite parent) {
// create message
Label label = new Label(parent, SWT.WRAP);
label.setText(Policy.bind("TagAction.enterTag"));
GridData data = new GridData(
GridData.GRAB_HORIZONTAL |
GridData.GRAB_VERTICAL |
GridData.HORIZONTAL_ALIGN_FILL |
GridData.VERTICAL_ALIGN_CENTER);
data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);;
label.setLayoutData(data);
label.setFont(parent.getFont());
tagText = new Text(parent, SWT.SINGLE | SWT.BORDER);
tagText.setLayoutData(new GridData(
GridData.GRAB_HORIZONTAL |
GridData.HORIZONTAL_ALIGN_FILL));
tagText.addModifyListener(
new ModifyListener() {
public void modifyText(ModifyEvent e) {
tagName = tagText.getText();
updateEnablements();
}
}
);
}
protected TableViewer createTable(Composite parent) {
Table table = new Table(parent, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.SINGLE | SWT.FULL_SELECTION);
GridData data = new GridData(GridData.FILL_BOTH);
data.heightHint = TABLE_HEIGHT_HINT;
table.setLayoutData(data);
TableLayout layout = new TableLayout();
layout.addColumnData(new ColumnWeightData(100, true));
table.setLayout(layout);
TableColumn col = new TableColumn(table, SWT.NONE);
col.setResizable(true);
return new TableViewer(table);
}
/**
* @see DetailsDialog#createDropDownDialogArea(Composite)
*/
protected Composite createDropDownDialogArea(Composite parent) {
// create a composite with standard margins and spacing
Composite composite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginHeight = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
layout.marginWidth = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);
layout.verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
layout.horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
composite.setFont(parent.getFont());
Label label = new Label(composite, SWT.WRAP);
label.setText(Policy.bind("TagAction.existingVersions"));
GridData data = new GridData(
GridData.GRAB_HORIZONTAL |
GridData.GRAB_VERTICAL |
GridData.HORIZONTAL_ALIGN_FILL |
GridData.VERTICAL_ALIGN_CENTER);
data.widthHint = convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);;
label.setLayoutData(data);
label.setFont(composite.getFont());
existingVersionTable = createTable(composite);
existingVersionTable.setContentProvider(new WorkbenchContentProvider());
existingVersionTable.setLabelProvider(new WorkbenchLabelProvider());
existingVersionTable.setSorter(new ViewerSorter() {
public int compare(Viewer v, Object o1, Object o2) {
int result = super.compare(v, o1, o2);
if (o1 instanceof TagElement && o2 instanceof TagElement) {
return -result;
}
return result;
}
});
existingVersionTable.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent event) {
IStructuredSelection selection = (IStructuredSelection)existingVersionTable.getSelection();
if(!selection.isEmpty()) {
TagElement element = (TagElement)((IStructuredSelection)existingVersionTable.getSelection()).getFirstElement();
if(element!=null) {
tagText.setText(element.getTag().getName());
}
}
}
});
Runnable afterRefresh = new Runnable() {
public void run() {
getShell().getDisplay().syncExec(new Runnable() {
public void run() {
existingVersionTable.refresh();
}
});
}
};
Runnable afterConfigure = new Runnable() {
public void run() {
getShell().getDisplay().syncExec(new Runnable() {
public void run() {
existingVersionTable.setInput(new TagRootElement(folder, CVSTag.VERSION));
}
});
}
};
TagConfigurationDialog.createTagDefinitionButtons(getShell(), composite, new ICVSFolder[] {folder},
convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT),
convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH),
afterRefresh, afterConfigure);
existingVersionTable.setInput(new TagRootElement(folder, CVSTag.VERSION));
return composite;
}
/**
* Validates tag name
*/
protected void updateEnablements() {
String message = null;
if(tagName.length() == 0) {
message = "";
} else {
IStatus status = CVSTag.validateTagName(tagName);
if (!status.isOK()) {
message = status.getMessage();
}
boolean exists = doesTagNameExists(tagName);
if(exists) {
message = Policy.bind("TagAction.tagAlreadyExists"); //$NON-NLS-1$
}
}
setPageComplete(message == null);
setErrorMessage(message);
}
/**
* Answers if the given tag name already exists
*/
protected boolean doesTagNameExists(String name) {
CVSTag[] tags = CVSUIPlugin.getPlugin().getRepositoryManager().getKnownVersionTags(folder);
for (int i = 0; i < tags.length; i++) {
if(tags[i].getName().equals(name)) {
return true;
}
}
return false;
}
/**
* Returns the tag name entered into this dialog
*/
public String getTagName() {
return tagName;
}
}
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