public static PsiFile insertDummyIdentifier(final Editor editor, PsiFile file) {
boolean selection = editor.getSelectionModel().hasSelection();
final int startOffset =
selection
? editor.getSelectionModel().getSelectionStart()
: editor.getCaretModel().getOffset();
final int endOffset = selection ? editor.getSelectionModel().getSelectionEnd() : startOffset;
return insertDummyIdentifierIfNeeded(
file, startOffset, endOffset, CompletionUtil.DUMMY_IDENTIFIER_TRIMMED);
}
public static List<TemplateImpl> listApplicableTemplateWithInsertingDummyIdentifier(
Editor editor, PsiFile file, boolean selectionOnly) {
int startOffset = editor.getSelectionModel().getSelectionStart();
file = insertDummyIdentifier(editor, file);
return listApplicableTemplates(file, startOffset, selectionOnly);
}
public void startTemplateWithPrefix(
final Editor editor,
final TemplateImpl template,
final int templateStart,
@Nullable final PairProcessor<String, String> processor,
@Nullable final String argument) {
final int caretOffset = editor.getCaretModel().getOffset();
final TemplateState templateState = initTemplateState(editor);
CommandProcessor commandProcessor = CommandProcessor.getInstance();
commandProcessor.executeCommand(
myProject,
() -> {
editor.getDocument().deleteString(templateStart, caretOffset);
editor.getCaretModel().moveToOffset(templateStart);
editor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
editor.getSelectionModel().removeSelection();
Map<String, String> predefinedVarValues = null;
if (argument != null) {
predefinedVarValues = new HashMap<String, String>();
predefinedVarValues.put(TemplateImpl.ARG, argument);
}
templateState.start(template, processor, predefinedVarValues);
},
CodeInsightBundle.message("insert.code.template.command"),
null);
}
@Nullable
public Runnable prepareTemplate(
final Editor editor,
char shortcutChar,
@Nullable final PairProcessor<String, String> processor) {
if (editor.getSelectionModel().hasSelection()) {
return null;
}
PsiFile file = PsiUtilBase.getPsiFileInEditor(editor, myProject);
if (file == null) return null;
Map<TemplateImpl, String> template2argument =
findMatchingTemplates(file, editor, shortcutChar, TemplateSettings.getInstance());
List<CustomLiveTemplate> customCandidates =
ContainerUtil.findAll(
CustomLiveTemplate.EP_NAME.getExtensions(),
customLiveTemplate ->
shortcutChar == customLiveTemplate.getShortcut()
&& (editor.getCaretModel().getCaretCount() <= 1
|| supportsMultiCaretMode(customLiveTemplate)));
if (!customCandidates.isEmpty()) {
int caretOffset = editor.getCaretModel().getOffset();
PsiFile fileCopy = insertDummyIdentifierIfNeeded(file, caretOffset, caretOffset, "");
Document document = editor.getDocument();
for (final CustomLiveTemplate customLiveTemplate : customCandidates) {
if (isApplicable(customLiveTemplate, editor, fileCopy)) {
final String key =
customLiveTemplate.computeTemplateKey(new CustomTemplateCallback(editor, fileCopy));
if (key != null) {
int offsetBeforeKey = caretOffset - key.length();
CharSequence text = document.getImmutableCharSequence();
if (template2argument == null
|| !containsTemplateStartingBefore(
template2argument, offsetBeforeKey, caretOffset, text)) {
return () -> customLiveTemplate.expand(key, new CustomTemplateCallback(editor, file));
}
}
}
}
}
return startNonCustomTemplates(template2argument, editor, processor);
}
private void startTemplate(
final Editor editor,
final String selectionString,
final Template template,
boolean inSeparateCommand,
TemplateEditingListener listener,
final PairProcessor<String, String> processor,
final Map<String, String> predefinedVarValues) {
final TemplateState templateState = initTemplateState(editor);
//noinspection unchecked
templateState.getProperties().put(ExpressionContext.SELECTION, selectionString);
if (listener != null) {
templateState.addTemplateStateListener(listener);
}
Runnable r =
() -> {
if (selectionString != null) {
ApplicationManager.getApplication()
.runWriteAction(() -> EditorModificationUtil.deleteSelectedText(editor));
} else {
editor.getSelectionModel().removeSelection();
}
templateState.start((TemplateImpl) template, processor, predefinedVarValues);
};
if (inSeparateCommand) {
CommandProcessor.getInstance()
.executeCommand(
myProject, r, CodeInsightBundle.message("insert.code.template.command"), null);
} else {
r.run();
}
if (shouldSkipInTests()) {
if (!templateState.isFinished()) templateState.gotoEnd(false);
}
}