SetEditorBidiTextDirectionAction.java

/*
 * Copyright 2000-2016 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.AnActionEvent;
import com.intellij.openapi.actionSystem.ToggleAction;
import com.intellij.openapi.editor.EditorFactory;
import com.intellij.openapi.editor.ex.EditorSettingsExternalizable;
import com.intellij.openapi.editor.ex.BidiTextDirection;

public abstract class SetEditorBidiTextDirectionAction extends ToggleAction {
  private final BidiTextDirection myDirection;

  private SetEditorBidiTextDirectionAction(BidiTextDirection direction) {
    myDirection = direction;
  }

  @Override
  public boolean isSelected(AnActionEvent e) {
    return EditorSettingsExternalizable.getInstance().getBidiTextDirection() == myDirection;
  }

  @Override
  public void setSelected(AnActionEvent e, boolean state) {
    if (myDirection != EditorSettingsExternalizable.getInstance().getBidiTextDirection()) {
      EditorSettingsExternalizable.getInstance().setBidiTextDirection(myDirection);
      EditorFactory.getInstance().refreshAllEditors();
    }
  }

  public static class ContentBased extends SetEditorBidiTextDirectionAction {
    public ContentBased() {
      super(BidiTextDirection.CONTENT_BASED);
    }
  }

  public static class Ltr extends SetEditorBidiTextDirectionAction {
    public Ltr() {
      super(BidiTextDirection.LTR);
    }
  }

  public static class Rtl extends SetEditorBidiTextDirectionAction {
    public Rtl() {
      super(BidiTextDirection.RTL);
    }
  }
}