org.jetbrains.tfsIntegration.ui.FieldWithButtonCellEditor.java Source code

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Here is the source code for org.jetbrains.tfsIntegration.ui.FieldWithButtonCellEditor.java

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/*
 * Copyright 2000-2008 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 org.jetbrains.tfsIntegration.ui;

import com.intellij.openapi.ui.TextFieldWithBrowseButton;
import org.jetbrains.annotations.Nullable;

import javax.swing.*;
import java.awt.event.*;
import java.util.EventObject;

public class FieldWithButtonCellEditor<T> extends DefaultCellEditor {

    public interface Helper<T> {
        String toStringRepresentation(@Nullable T value);

        @Nullable
        T fromStringRepresentation(@Nullable String stringRepresentation);

        String processButtonClick(String initialText);
    }

    public FieldWithButtonCellEditor(boolean pathCompletion, final Helper<T> helper) {
        super(new JTextField());
        setClickCountToStart(1);

        final TextFieldWithBrowseButton field = pathCompletion ? new TextFieldWithBrowseButton()
                : new TextFieldWithBrowseButton.NoPathCompletion();
        field.setOpaque(false);
        field.getTextField().setBorder(BorderFactory.createEmptyBorder());

        field.getButton().addActionListener(new ActionListener() {
            public void actionPerformed(final ActionEvent e) {
                String result = helper.processButtonClick(field.getText());
                if (result != null) {
                    field.setText(result);
                }
            }
        });

        delegate = new EditorDelegate() {
            public void setValue(Object value) {
                //noinspection unchecked
                field.setText(helper.toStringRepresentation((T) value));
            }

            @Nullable
            public Object getCellEditorValue() {
                return helper.fromStringRepresentation(field.getText());
            }

            public boolean shouldSelectCell(EventObject anEvent) {
                if (anEvent instanceof MouseEvent) {
                    MouseEvent e = (MouseEvent) anEvent;
                    return e.getID() != MouseEvent.MOUSE_DRAGGED;
                }
                return true;
            }
        };
        editorComponent = field;
    }

}