public AbstractInplaceIntroducer(
Project project,
Editor editor,
@Nullable E expr,
@Nullable V localVariable,
E[] occurrences,
String title,
final FileType languageFileType) {
super(null, editor, project, title, occurrences, expr);
myLocalVariable = localVariable;
if (localVariable != null) {
final PsiElement nameIdentifier = localVariable.getNameIdentifier();
if (nameIdentifier != null) {
myLocalMarker = createMarker(nameIdentifier);
}
} else {
myLocalMarker = null;
}
myExprText = getExpressionText(expr);
myLocalName = localVariable != null ? localVariable.getName() : null;
myPreview = createPreviewComponent(project, languageFileType);
myPreviewComponent = new JPanel(new BorderLayout());
myPreviewComponent.add(myPreview.getComponent(), BorderLayout.CENTER);
myPreviewComponent.setBorder(new EmptyBorder(2, 2, 6, 2));
myWholePanel = new JPanel(new GridBagLayout());
myWholePanel.setBorder(null);
showDialogAdvertisement(getActionName());
}
/**
* Begins the in-place refactoring operation.
*
* @return true if the in-place refactoring was successfully started, false if it failed to start
* and a dialog should be shown instead.
*/
public boolean startInplaceIntroduceTemplate() {
final boolean replaceAllOccurrences = isReplaceAllOccurrences();
final Ref<Boolean> result = new Ref<>();
CommandProcessor.getInstance()
.executeCommand(
myProject,
() -> {
final String[] names = suggestNames(replaceAllOccurrences, getLocalVariable());
final V variable = createFieldToStartTemplateOn(replaceAllOccurrences, names);
boolean started = false;
if (variable != null) {
int caretOffset = getCaretOffset();
myEditor.getCaretModel().moveToOffset(caretOffset);
myEditor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE);
final LinkedHashSet<String> nameSuggestions = new LinkedHashSet<>();
nameSuggestions.add(variable.getName());
nameSuggestions.addAll(Arrays.asList(names));
initOccurrencesMarkers();
setElementToRename(variable);
updateTitle(getVariable());
started = super.performInplaceRefactoring(nameSuggestions);
if (started) {
onRenameTemplateStarted();
myDocumentAdapter =
new DocumentAdapter() {
@Override
public void documentChanged(DocumentEvent e) {
if (myPreview == null) return;
final TemplateState templateState =
TemplateManagerImpl.getTemplateState(myEditor);
if (templateState != null) {
final TextResult value =
templateState.getVariableValue(
InplaceRefactoring.PRIMARY_VARIABLE_NAME);
if (value != null) {
updateTitle(getVariable(), value.getText());
}
}
}
};
myEditor.getDocument().addDocumentListener(myDocumentAdapter);
updateTitle(getVariable());
if (TemplateManagerImpl.getTemplateState(myEditor) != null) {
myEditor.putUserData(ACTIVE_INTRODUCE, this);
}
}
}
result.set(started);
if (!started) {
finish(true);
}
},
getCommandName(),
getCommandName());
return result.get();
}
protected void updateTitle(@Nullable V variable, String value) {
if (variable == null) return;
final String variableText = variable.getText();
final PsiElement identifier = variable.getNameIdentifier();
if (identifier != null) {
final int startOffsetInParent = identifier.getStartOffsetInParent();
setPreviewText(
variableText.substring(0, startOffsetInParent)
+ value
+ variableText.substring(startOffsetInParent + identifier.getTextLength()));
} else {
setPreviewText(variableText.replaceFirst(variable.getName(), value));
}
revalidate();
}
@Override
protected void addHighlights(
@NotNull Map<TextRange, TextAttributes> ranges,
@NotNull Editor editor,
@NotNull Collection<RangeHighlighter> highlighters,
@NotNull HighlightManager highlightManager) {
final TextAttributes attributes =
EditorColorsManager.getInstance()
.getGlobalScheme()
.getAttributes(EditorColors.SEARCH_RESULT_ATTRIBUTES);
final V variable = getVariable();
if (variable != null) {
final String name = variable.getName();
LOG.assertTrue(name != null, variable);
final int variableNameLength = name.length();
if (isReplaceAllOccurrences()) {
for (RangeMarker marker : getOccurrenceMarkers()) {
final int startOffset = marker.getStartOffset();
highlightManager.addOccurrenceHighlight(
editor,
startOffset,
startOffset + variableNameLength,
attributes,
0,
highlighters,
null);
}
} else if (getExpr() != null) {
final int startOffset = getExprMarker().getStartOffset();
highlightManager.addOccurrenceHighlight(
editor,
startOffset,
startOffset + variableNameLength,
attributes,
0,
highlighters,
null);
}
}
for (RangeHighlighter highlighter : highlighters) {
highlighter.setGreedyToLeft(true);
highlighter.setGreedyToRight(true);
}
}