@Override
protected String[] suggestNames(PsiType defaultType, String propName) {
return IntroduceConstantDialog.createNameSuggestionGenerator(
propName, myExpr, JavaCodeStyleManager.getInstance(myProject), null, myParentClass)
.getSuggestedNameInfo(defaultType)
.names;
}
protected Settings showRefactoringDialog(
Project project,
final Editor editor,
PsiClass parentClass,
PsiExpression expr,
PsiType type,
PsiExpression[] occurrences,
PsiElement anchorElement,
PsiElement anchorElementIfAll) {
final PsiMethod containingMethod =
PsiTreeUtil.getParentOfType(expr != null ? expr : anchorElement, PsiMethod.class);
PsiLocalVariable localVariable = null;
if (expr instanceof PsiReferenceExpression) {
PsiElement ref = ((PsiReferenceExpression) expr).resolve();
if (ref instanceof PsiLocalVariable) {
localVariable = (PsiLocalVariable) ref;
}
} else if (anchorElement instanceof PsiLocalVariable) {
localVariable = (PsiLocalVariable) anchorElement;
}
String enteredName = null;
boolean replaceAllOccurrences = true;
final AbstractInplaceIntroducer activeIntroducer =
AbstractInplaceIntroducer.getActiveIntroducer(editor);
if (activeIntroducer != null) {
activeIntroducer.stopIntroduce(editor);
expr = (PsiExpression) activeIntroducer.getExpr();
localVariable = (PsiLocalVariable) activeIntroducer.getLocalVariable();
occurrences = (PsiExpression[]) activeIntroducer.getOccurrences();
enteredName = activeIntroducer.getInputName();
replaceAllOccurrences = activeIntroducer.isReplaceAllOccurrences();
type = ((InplaceIntroduceConstantPopup) activeIntroducer).getType();
}
for (PsiExpression occurrence : occurrences) {
if (RefactoringUtil.isAssignmentLHS(occurrence)) {
String message =
RefactoringBundle.getCannotRefactorMessage("Selected expression is used for write");
CommonRefactoringUtil.showErrorHint(
project, editor, message, REFACTORING_NAME, getHelpID());
highlightError(project, editor, occurrence);
return null;
}
}
if (localVariable == null) {
final PsiElement errorElement = isStaticFinalInitializer(expr);
if (errorElement != null) {
String message =
RefactoringBundle.getCannotRefactorMessage(
RefactoringBundle.message("selected.expression.cannot.be.a.constant.initializer"));
CommonRefactoringUtil.showErrorHint(
project, editor, message, REFACTORING_NAME, getHelpID());
highlightError(project, editor, errorElement);
return null;
}
} else {
final PsiExpression initializer = localVariable.getInitializer();
if (initializer == null) {
String message =
RefactoringBundle.getCannotRefactorMessage(
RefactoringBundle.message(
"variable.does.not.have.an.initializer", localVariable.getName()));
CommonRefactoringUtil.showErrorHint(
project, editor, message, REFACTORING_NAME, getHelpID());
return null;
}
final PsiElement errorElement = isStaticFinalInitializer(initializer);
if (errorElement != null) {
String message =
RefactoringBundle.getCannotRefactorMessage(
RefactoringBundle.message(
"initializer.for.variable.cannot.be.a.constant.initializer",
localVariable.getName()));
CommonRefactoringUtil.showErrorHint(
project, editor, message, REFACTORING_NAME, getHelpID());
highlightError(project, editor, errorElement);
return null;
}
}
final TypeSelectorManagerImpl typeSelectorManager =
new TypeSelectorManagerImpl(project, type, containingMethod, expr, occurrences);
if (editor != null
&& editor.getSettings().isVariableInplaceRenameEnabled()
&& (expr == null || expr.isPhysical())
&& activeIntroducer == null) {
myInplaceIntroduceConstantPopup =
new InplaceIntroduceConstantPopup(
project,
editor,
parentClass,
expr,
localVariable,
occurrences,
typeSelectorManager,
anchorElement,
anchorElementIfAll,
expr != null ? createOccurrenceManager(expr, parentClass) : null);
if (myInplaceIntroduceConstantPopup.startInplaceIntroduceTemplate()) {
return null;
}
}
final IntroduceConstantDialog dialog =
new IntroduceConstantDialog(
project,
parentClass,
expr,
localVariable,
localVariable != null,
occurrences,
getParentClass(),
typeSelectorManager,
enteredName);
dialog.setReplaceAllOccurrences(replaceAllOccurrences);
if (!dialog.showAndGet()) {
if (occurrences.length > 1) {
WindowManager.getInstance()
.getStatusBar(project)
.setInfo(RefactoringBundle.message("press.escape.to.remove.the.highlighting"));
}
return null;
}
return new Settings(
dialog.getEnteredName(),
expr,
occurrences,
dialog.isReplaceAllOccurrences(),
true,
true,
InitializationPlace.IN_FIELD_DECLARATION,
dialog.getFieldVisibility(),
localVariable,
dialog.getSelectedType(),
dialog.isDeleteVariable(),
dialog.getDestinationClass(),
dialog.isAnnotateAsNonNls(),
dialog.introduceEnumConstant());
}