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NextPrevWordHandler.java
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NextPrevWordHandler.java
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/*
* Copyright 2000-2015 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.openapi.actionSystem.DataContext;
import com.intellij.openapi.editor.Caret;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.VisualPosition;
import com.intellij.openapi.editor.actionSystem.EditorActionHandler;
import org.jetbrains.annotations.Nullable;
class NextPrevWordHandler extends EditorActionHandler {
private final boolean myNext;
private final boolean myWithSelection;
private final boolean myInDifferentHumpsMode;
NextPrevWordHandler(boolean next, boolean withSelection, boolean inDifferentHumpsMode) {
super(true);
myNext = next;
myWithSelection = withSelection;
myInDifferentHumpsMode = inDifferentHumpsMode;
}
@Override
protected void doExecute(Editor editor, @Nullable Caret caret, DataContext dataContext) {
assert caret != null;
VisualPosition currentPosition = caret.getVisualPosition();
if (caret.isAtBidiRunBoundary() && (myNext ^ currentPosition.leansRight)) {
int selectionStartOffset = caret.getLeadSelectionOffset();
VisualPosition selectionStartPosition = caret.getLeadSelectionPosition();
caret.moveToVisualPosition(currentPosition.leanRight(!currentPosition.leansRight));
if (myWithSelection) {
caret.setSelection(selectionStartPosition, selectionStartOffset, caret.getVisualPosition(), caret.getOffset());
}
}
else {
if (myNext ^ caret.isAtRtlLocation()) {
EditorActionUtil.moveCaretToNextWord(editor, myWithSelection, myInDifferentHumpsMode ^ editor.getSettings().isCamelWords());
}
else {
EditorActionUtil.moveCaretToPreviousWord(editor, myWithSelection, myInDifferentHumpsMode ^ editor.getSettings().isCamelWords());
}
}
}
}