com.intellij.uiDesigner.propertyInspector.editors.ComponentEditor Maven / Gradle / Ivy

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A packaging of the IntelliJ Community Edition ui-designer library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2009 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.uiDesigner.propertyInspector.editors;

import com.intellij.openapi.util.Condition;
import com.intellij.uiDesigner.FormEditingUtil;
import com.intellij.uiDesigner.lw.IComponent;
import com.intellij.uiDesigner.propertyInspector.renderers.ComponentRenderer;
import com.intellij.uiDesigner.propertyInspector.InplaceContext;
import com.intellij.uiDesigner.radComponents.RadComponent;
import com.intellij.uiDesigner.radComponents.RadContainer;

import javax.swing.*;
import java.util.ArrayList;

/**
 * @author yole
 */
public class ComponentEditor extends ComboBoxPropertyEditor {
  private final Class myPropertyType;
  private final Condition myFilter;
  private String myOldValue;

  public ComponentEditor(final Class propertyType, final Condition filter) {
    myPropertyType = propertyType;
    myFilter = filter;
    myCbx.setRenderer(new ComponentRenderer());
  }

  public JComponent getComponent(RadComponent component, String value, InplaceContext inplaceContext) {
    RadComponent[] components = collectFilteredComponents(component);
    // components [0] = null ()
    myCbx.setModel(new DefaultComboBoxModel(components));
    myOldValue = value;
    if (value == null || myOldValue.length() == 0) {
      myCbx.setSelectedIndex(0);
    }
    else {
      for(int i=1; i result = new ArrayList();
    result.add(null);

    RadContainer container = component.getParent();
    while(container.getParent() != null) {
      container = container.getParent();
    }

    FormEditingUtil.iterate(container, new FormEditingUtil.ComponentVisitor() {
      public boolean visit(final IComponent component) {
        RadComponent radComponent = (RadComponent) component;
        final JComponent delegee = radComponent.getDelegee();
        if (!myPropertyType.isInstance(delegee)) {
          return true;
        }
        if (myFilter == null || myFilter.value(radComponent)) {
          result.add(radComponent);
        }
        return true;
      }
    });

    return result.toArray(new RadComponent[result.size()]);
  }

  @Override
  public String getValue() throws Exception {
    final RadComponent selection = (RadComponent)myCbx.getSelectedItem();
    if (selection == null) {
      return myOldValue == null ? null : "";
    }
    return selection.getId();
  }
}