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package org.eclipse.team.internal.ccvs.ui.wizards;
/*
* (c) Copyright IBM Corp. 2000, 2002.
* All Rights Reserved.
*/
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ColumnWeightData;
import org.eclipse.jface.viewers.ComboBoxCellEditor;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.TableLayout;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.swt.custom.TableEditor;
import org.eclipse.swt.graphics.Image;
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.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.team.internal.ccvs.core.client.Command.KSubstOption;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.internal.ccvs.ui.wizards.KSubstWizard.KSubstChangeElement;
import org.eclipse.ui.model.WorkbenchViewerSorter;
public class KSubstWizardSummaryPage extends CVSWizardPage {
private CheckboxTableViewer tableViewer = null;
private KSubstOption[] ksubstOptions;
private String[] ksubstOptionsDisplayText;
private int filterType;
private Button showUnaffectedFilesButton;
private boolean showUnaffectedFiles;
public KSubstWizardSummaryPage(String pageName, String title, ImageDescriptor image, boolean showUnaffectedFiles) {
super(pageName, title, image);
this.showUnaffectedFiles = showUnaffectedFiles;
// sort the options by display text
ksubstOptions = KSubstOption.getAllKSubstOptions();
ksubstOptionsDisplayText = new String[ksubstOptions.length];
Arrays.sort(ksubstOptions, new Comparator() {
public int compare(Object a, Object b) {
String aKey = getModeDisplayText((KSubstOption) a);
String bKey = getModeDisplayText((KSubstOption) b);
return aKey.compareTo(bKey);
}
});
for (int i = 0; i < ksubstOptions.length; i++) {
ksubstOptionsDisplayText[i] = getModeDisplayText(ksubstOptions[i]);
}
}
public void createControl(Composite parent) {
Composite top = new Composite(parent, SWT.NONE);
top.setLayout(new GridLayout());
setControl(top);
createWrappingLabel(top, Policy.bind("KSubstWizardSummaryPage.contents"), 0, LABEL_WIDTH_HINT); //$NON-NLS-1$
createSeparator(top, 0);
showUnaffectedFilesButton = new Button(top, SWT.CHECK);
showUnaffectedFilesButton.setText(Policy.bind("KSubstWizardSummaryPage.showUnaffectedFiles")); //$NON-NLS-1$
showUnaffectedFilesButton.setSelection(showUnaffectedFiles);
showUnaffectedFilesButton.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
BusyIndicator.showWhile(getContainer().getShell().getDisplay(), new Runnable() {
public void run() {
showUnaffectedFiles = showUnaffectedFilesButton.getSelection();
refresh(false);
}
});
}
});
tableViewer = createFileTableViewer(top,
Policy.bind("KSubstWizardSummaryPage.summaryViewer.title"), //$NON-NLS-1$
Policy.bind("KSubstWizardSummaryPage.summaryViewer.fileHeader"), //$NON-NLS-1$
Policy.bind("KSubstWizardSummaryPage.summaryViewer.ksubstHeader"), //$NON-NLS-1$
LIST_HEIGHT_HINT);
}
/**
* Creates a TableViewer whose input is a Map from IFile to KSubstOption.
*
* @param parent the parent of the viewer
* @param title the text for the title label
* @param heightHint the nominal height of the list
* @return the created list viewer
*/
public CheckboxTableViewer createFileTableViewer(Composite parent, String title,
String fileHeader, String ksubstHeader, int heightHint) {
createLabel(parent, title);
// create a table
Table table = new Table(parent, SWT.CHECK | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER | SWT.FULL_SELECTION);
GridData data = new GridData(GridData.FILL_BOTH);
data.heightHint = heightHint;
table.setLayoutData(data);
table.setLinesVisible(true);
table.setHeaderVisible(true);
// add the columns
TableColumn column = new TableColumn(table, SWT.LEFT);
column.setText(fileHeader);
column = new TableColumn(table, SWT.LEFT);
column.setText(ksubstHeader);
TableLayout tableLayout = new TableLayout();
table.setLayout(tableLayout);
tableLayout.addColumnData(new ColumnWeightData(1, true));
tableLayout.addColumnData(new ColumnWeightData(1, true));
// create a viewer for the table
final CheckboxTableViewer tableViewer = new CheckboxTableViewer(table);
tableViewer.setContentProvider(new IStructuredContentProvider() {
public Object[] getElements(Object inputElement) {
return (Object[]) inputElement;
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
});
// show file name and keyword substitution mode
tableViewer.setLabelProvider(new ITableLabelProvider() {
public Image getColumnImage(Object element, int columnIndex) {
return null;
}
public String getColumnText(Object element, int columnIndex) {
KSubstChangeElement change = (KSubstChangeElement) element;
if (columnIndex == 0) {
return change.getFile().getFullPath().toString();
} else if (columnIndex == 1) {
return getModeDisplayText(change.getKSubst());
}
return null;
}
public void addListener(ILabelProviderListener listener) {
}
public void dispose() {
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {
}
});
// sort by file name
tableViewer.setSorter(new WorkbenchViewerSorter() {
public int compare(Viewer viewer, Object e1, Object e2) {
IFile file1 = ((KSubstChangeElement) e1).getFile();
IFile file2 = ((KSubstChangeElement) e2).getFile();
return super.compare(viewer, file1, file2);
}
});
// filter
tableViewer.addFilter(new ViewerFilter() {
public boolean select(Viewer viewer, Object parentElement, Object element) {
KSubstChangeElement change = (KSubstChangeElement) element;
return ( showUnaffectedFiles || change.isNewKSubstMode()) && change.matchesFilter(filterType);
}
});
// add a check state listener
tableViewer.addCheckStateListener(new ICheckStateListener() {
public void checkStateChanged(CheckStateChangedEvent event) {
KSubstChangeElement change = (KSubstChangeElement) event.getElement();
if (tableViewer.getGrayed(change)) {
// if it's grayed then give it the appearance of being disabled
updateCheckStatus(change);
} else {
// otherwise record the change
change.setExcluded(! event.getChecked());
}
}
});
// add a cell editor in the Keyword Substitution Mode column
TableEditor tableEditor = new TableEditor(table);
CellEditor cellEditor = new ComboBoxCellEditor(table, ksubstOptionsDisplayText);
tableViewer.setCellEditors(new CellEditor[] { null, cellEditor });
tableViewer.setColumnProperties(new String[] { "file", "mode" }); //$NON-NLS-1$ //$NON-NLS-2$
tableViewer.setCellModifier(new ICellModifier() {
public Object getValue(Object element, String property) {
KSubstChangeElement change = (KSubstChangeElement) element;
KSubstOption option = change.getKSubst();
for (int i = 0; i < ksubstOptions.length; ++i) {
if (ksubstOptions[i].equals(option)) return new Integer(i);
}
// XXX need to handle this better
return null;
}
public boolean canModify(Object element, String property) {
return true;
}
public void modify(Object element, String property, Object value) {
// XXX The runtime type of 'element' seems to be a TableItem instead of the
// actual element data as with the other methods. As a workaround, use
// the table's selection mechanism instead.
IStructuredSelection selection = (IStructuredSelection) tableViewer.getSelection();
element = selection.getFirstElement();
int index = ((Integer) value).intValue();
// selection will be -1 if some arbitrary text was entered since the combo box is not read only
if (index != -1) {
KSubstChangeElement change = (KSubstChangeElement) element;
KSubstOption newOption = ksubstOptions[index];
if (! newOption.equals(change.getKSubst())) {
// the option has been changed, include it by default now if it wasn't before
// since the user has shown interest in it
change.setKSubst(newOption);
change.setExcluded(false);
tableViewer.refresh(change, true /*updateLabels*/);
updateCheckStatus(change);
}
}
}
});
return tableViewer;
}
public void setChangeList(List changes, int filterType) {
this.filterType = filterType;
tableViewer.setInput(changes.toArray());
refresh(true);
}
private void refresh(boolean updateLabels) {
tableViewer.refresh(updateLabels);
Object[] elements = (Object[]) tableViewer.getInput();
for (int i = 0; i < elements.length; i++) {
KSubstChangeElement change = (KSubstChangeElement) elements[i];
updateCheckStatus(change);
}
}
private void updateCheckStatus(KSubstChangeElement change) {
if (change.isNewKSubstMode()) {
// if the mode differs, the checkbox indicates the inclusion/exclusion status
tableViewer.setGrayed(change, false);
tableViewer.setChecked(change, ! change.isExcluded());
} else {
// otherwise, the checkbox is meaningless except to indicate that the file will not be changed
tableViewer.setGrayed(change, true);
tableViewer.setChecked(change, false);
}
}
private String getModeDisplayText(KSubstOption option) {
return option.getLongDisplayText();
}
}
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