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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.openapi.editor.actions;
import com.intellij.codeInsight.editorActions.SelectWordUtil;
import com.intellij.codeInsight.hint.HintManager;
import com.intellij.codeInsight.hint.HintManagerImpl;
import com.intellij.codeInsight.hint.HintUtil;
import com.intellij.find.EditorSearchComponent;
import com.intellij.find.FindBundle;
import com.intellij.find.FindModel;
import com.intellij.find.editorHeaderActions.EditorHeaderAction;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.editor.Caret;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.EditorLastActionTracker;
import com.intellij.openapi.editor.actionSystem.EditorActionHandler;
import com.intellij.openapi.util.Key;
import com.intellij.openapi.util.TextRange;
import com.intellij.ui.LightweightHint;
import com.intellij.util.containers.HashSet;
import org.jetbrains.annotations.Nullable;
import java.util.Arrays;
import java.util.Set;
abstract public class SelectOccurrencesActionHandler extends EditorActionHandler {
private static final Key<Boolean> NOT_FOUND = Key.create("select.next.occurence.not.found");
private static final Key<Boolean> WHOLE_WORDS = Key.create("select.next.occurence.whole.words");
private static final Set<String> SELECT_ACTIONS = new HashSet<String>(Arrays.asList(
IdeActions.ACTION_SELECT_NEXT_OCCURENCE,
IdeActions.ACTION_UNSELECT_PREVIOUS_OCCURENCE,
IdeActions.ACTION_FIND_NEXT,
IdeActions.ACTION_FIND_PREVIOUS
));
protected static void setSelection(Editor editor, Caret caret, TextRange selectionRange) {
EditorActionUtil.makePositionVisible(editor, selectionRange.getStartOffset());
EditorActionUtil.makePositionVisible(editor, selectionRange.getEndOffset());
caret.setSelection(selectionRange.getStartOffset(), selectionRange.getEndOffset());
}
protected static void showHint(final Editor editor) {
String message = FindBundle.message("select.next.occurence.not.found.message");
final LightweightHint hint = new LightweightHint(HintUtil.createInformationLabel(message));
HintManagerImpl.getInstanceImpl().showEditorHint(hint,
editor,
HintManager.UNDER,
HintManager.HIDE_BY_TEXT_CHANGE | HintManager.HIDE_BY_SCROLLING,
0,
false);
}
protected static boolean getAndResetNotFoundStatus(Editor editor) {
boolean status = editor.getUserData(NOT_FOUND) != null;
editor.putUserData(NOT_FOUND, null);
return status && isRepeatedActionInvocation();
}
protected static void setNotFoundStatus(Editor editor) {
editor.putUserData(NOT_FOUND, Boolean.TRUE);
}
protected static boolean isWholeWordSearch(Editor editor) {
if (!isRepeatedActionInvocation()) {
editor.putUserData(WHOLE_WORDS, null);
}
Boolean value = editor.getUserData(WHOLE_WORDS);
return value != null;
}
@Nullable
protected static TextRange getSelectionRange(Editor editor, Caret caret) {
return SelectWordUtil.getWordSelectionRange(editor.getDocument().getCharsSequence(),
caret.getOffset(),
SelectWordUtil.JAVA_IDENTIFIER_PART_CONDITION);
}
protected static void setWholeWordSearch(Editor editor, boolean isWholeWordSearch) {
editor.putUserData(WHOLE_WORDS, isWholeWordSearch);
}
protected static boolean isRepeatedActionInvocation() {
String lastActionId = EditorLastActionTracker.getInstance().getLastActionId();
return SELECT_ACTIONS.contains(lastActionId);
}
protected static FindModel getFindModel(String text, boolean wholeWords) {
FindModel model = new FindModel();
model.setStringToFind(text);
model.setCaseSensitive(true);
model.setWholeWordsOnly(wholeWords);
return model;
}
protected boolean executeEquivalentFindPanelAction(Editor editor, DataContext context) {
if (editor.getHeaderComponent() instanceof EditorSearchComponent) {
EditorSearchComponent searchComponent = (EditorSearchComponent)editor.getHeaderComponent();
EditorHeaderAction action = getEquivalentFindPanelAction(searchComponent);
if (action != null) {
Presentation presentation = new Presentation();
AnActionEvent event = new AnActionEvent(null, context, ActionPlaces.MAIN_MENU, presentation, ActionManager.getInstance(), 0);
action.update(event);
if (presentation.isEnabled()) {
action.actionPerformed(event);
return true;
}
}
}
return false;
}
protected EditorHeaderAction getEquivalentFindPanelAction(EditorSearchComponent searchComponent) {
return null;
}
}
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