/**
* Updates the headers of the three areas by querying the content provider for a name and image
* for the three sides of the input object.
*
* <p>This method is called whenever the header must be updated.
*
* <p>Subclasses may extend this method, although this is generally not required.
*/
protected void updateHeader() {
IMergeViewerContentProvider content = getMergeContentProvider();
if (content == null) {
return;
}
Object input = getInput();
// Only change a label if there is a new label available
if (fAncestorLabel != null) {
Image ancestorImage = content.getAncestorImage(input);
if (ancestorImage != null) fAncestorLabel.setImage(ancestorImage);
String ancestorLabel = content.getAncestorLabel(input);
if (ancestorLabel != null) fAncestorLabel.setText(TextProcessor.process(ancestorLabel));
}
if (fLeftLabel != null) {
Image leftImage = content.getLeftImage(input);
if (leftImage != null) fLeftLabel.setImage(leftImage);
String leftLabel = content.getLeftLabel(input);
if (leftLabel != null) fLeftLabel.setText(TextProcessor.process(leftLabel));
}
if (fRightLabel != null) {
Image rightImage = content.getRightImage(input);
if (rightImage != null) fRightLabel.setImage(rightImage);
String rightLabel = content.getRightLabel(input);
if (rightLabel != null) fRightLabel.setText(TextProcessor.process(rightLabel));
}
}
/** Reset the rootPath value after selecting the "Any Location Path" button */
private void doSelectAnyLocationButton() {
if (anyLocationButton.getSelection() && (pathList != null && pathList.size() > 1)) {
selectRadioIndex = 2;
rootPath = pathList.get(1).toString();
xmlPathField.setEnabled(false);
xmlPathField.setText(TextProcessor.process(rootPath, "//"));
}
}
/** Reset the rootPath value after selecting the "Absolute Path" button */
private void doSelectAbsolutePathButton() {
if (absolutePathButton.getSelection() && (pathList != null && pathList.size() > 0)) {
selectRadioIndex = 1;
rootPath = pathList.get(0).toString();
xmlPathField.setEnabled(false);
xmlPathField.setText(TextProcessor.process(rootPath, "//"));
}
}
/**
* Checks whether <code>prefix</code> is a valid prefix for this proposal. Usually, while code
* completion is in progress, the user types and edits the prefix in the document in order to
* filter the proposal list. From {@link #validate(IDocument, int, DocumentEvent) }, the current
* prefix in the document is extracted and this method is called to find out whether the proposal
* is still valid.
*
* <p>The default implementation checks if <code>prefix</code> is a prefix of the proposal's
* {@link #getDisplayString() display string} using the {@link #isPrefix(String, String) } method.
*
* @param prefix the current prefix in the document
* @return <code>true</code> if <code>prefix</code> is a valid prefix of this proposal
*/
protected boolean isValidPrefix(String prefix) {
/*
* See http://dev.eclipse.org/bugs/show_bug.cgi?id=17667 why we do not use the replacement
* string. String word= fReplacementString;
*
* Besides that bug we also use the display string for performance reasons, as computing the
* replacement string can be expensive.
*/
return isPrefix(prefix, TextProcessor.deprocess(getDisplayString()));
}
/*
* @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public boolean select(Viewer viewer, Object parentElement, Object element) {
StringMatcher matcher = getMatcher();
if (matcher == null || !(viewer instanceof TreeViewer)) return true;
TreeViewer treeViewer = (TreeViewer) viewer;
String matchName = ((ILabelProvider) treeViewer.getLabelProvider()).getText(element);
matchName = TextProcessor.deprocess(matchName);
if (matchName != null && matcher.match(matchName)) return true;
return hasUnfilteredChild(treeViewer, element);
}
/**
* The container selection has changed in the tree view. Update the container name field value and
* notify all listeners.
*
* @param container The container that changed
*/
public void containerSelectionChanged(IContainer container) {
selectedContainer = container;
if (allowNewContainerName) {
if (container == null) {
containerNameField.setText(""); // $NON-NLS-1$
} else {
String text = TextProcessor.process(container.getFullPath().makeRelative().toString());
containerNameField.setText(text);
containerNameField.setToolTipText(text);
}
}
}
/**
* Returns the currently entered container name. Null if the field is empty. Note that the
* container may not exist yet if the user entered a new container name in the field.
*
* @return IPath
*/
public IPath getContainerFullPath() {
if (allowNewContainerName) {
String pathName = containerNameField.getText();
if (pathName == null || pathName.isEmpty()) {
return null;
}
// The user may not have made this absolute so do it for them
return (new Path(TextProcessor.deprocess(pathName))).makeAbsolute();
}
if (selectedContainer == null) {
return null;
}
return selectedContainer.getFullPath();
}
/*
*
* @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
*/
protected Control createDialogArea(Composite parent) {
getShell().setText(title);
Composite panel = (Composite) super.createDialogArea(parent);
Label label = new Label(panel, SWT.NONE);
label.setText(Messages.getString("RowMappingDialog.info")); // $NON-NLS-1$
GridLayout layout = new GridLayout();
layout.numColumns = 2;
GridData data = new GridData(GridData.FILL_BOTH);
data.heightHint = 250;
Group composite = new Group(panel, SWT.NONE);
composite.setLayout(layout);
composite.setLayoutData(data);
GridData buttonGd = new GridData(GridData.FILL_HORIZONTAL);
buttonGd.verticalAlignment = SWT.BEGINNING;
buttonGd.verticalIndent = 5;
buttonGd.horizontalSpan = 2;
absolutePathButton = new Button(composite, SWT.RADIO | SWT.WRAP);
absolutePathButton.setLayoutData(buttonGd);
anyLocationButton = new Button(composite, SWT.RADIO | SWT.WRAP);
anyLocationButton.setLayoutData(buttonGd);
customButton = new Button(composite, SWT.RADIO | SWT.WRAP);
customButton.setLayoutData(buttonGd);
customButton.setText(
Messages.getString("xPathChoosePage.messages.elementSelection.item.custom")); // $NON-NLS-1$
Label dummy = new Label(composite, SWT.NONE);
GridData labelGd = new GridData();
labelGd.verticalIndent = 5;
labelGd.widthHint = 10;
dummy.setLayoutData(labelGd);
GridData txtGridData = new GridData(GridData.FILL_HORIZONTAL);
xmlPathField = new StyledCCombo(composite, SWT.DROP_DOWN | SWT.BORDER);
xmlPathField.setLayoutData(txtGridData);
xmlPathField.setVisible(true);
for (int i = 0; i < pathList.size(); i++) {
xmlPathField.setText(TextProcessor.process(pathList.get(i).toString(), "//"));
xmlPathField.add(TextProcessor.process(pathList.get(i).toString(), "//"));
}
if (supportsXMLParameter) {
createQuickFixMenu(xmlPathField.getStyledText());
xmlPathField
.getStyledText()
.addMenuDetectListener(
new MenuDetectListener() {
public void menuDetected(MenuDetectEvent event) {
quickFixMenu.setLocation(event.x, event.y);
quickFixMenu.setVisible(true);
updateMenuItemStatus(xmlPathField.getStyledText());
}
});
}
setButtonTextAndListeners(composite);
XMLRelationInfoUtil.setSystemHelp(
composite, IHelpConstants.CONEXT_ID_DATASET_XML_XPATH_EXPRESSION);
if (this.selectRadioIndex == 1) {
absolutePathButton.setSelection(true);
xmlPathField.setEnabled(false);
if (pathList.size() > 0) {
xmlPathField.setText(TextProcessor.process(pathList.get(0).toString(), "//"));
}
} else if (this.selectRadioIndex == 2) {
anyLocationButton.setSelection(true);
xmlPathField.setEnabled(false);
if (pathList.size() > 1) {
xmlPathField.setText(TextProcessor.process(pathList.get(1).toString(), "//"));
}
} else {
customButton.setSelection(true);
xmlPathField.setText(TextProcessor.process(this.selectStr, "//"));
}
return composite;
}
/**
* Update the URI field based on the selected path.
*
* @param selectedPath The path to be selected.
*/
private void updateURIField(String selectedPath) {
uriField.setText(TextProcessor.process(selectedPath));
updateFilesystemSelector(selectedPath);
}