/*
* Copyright 2010-2015 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 org.jetbrains.kotlin.idea.framework.ui;
import com.intellij.openapi.fileChooser.FileChooserDescriptorFactory;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.TextFieldWithBrowseButton;
import com.intellij.ui.DocumentAdapter;
import com.intellij.ui.JBColor;
import com.intellij.util.EventDispatcher;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import javax.swing.event.DocumentEvent;
import java.awt.*;
public class CopyIntoPanel {
private JPanel contentPane;
private TextFieldWithBrowseButton copyIntoField;
private JLabel copyIntoLabel;
private final EventDispatcher<ValidityListener> validityDispatcher = EventDispatcher.create(ValidityListener.class);
private boolean hasErrorsState;
public CopyIntoPanel(@Nullable Project project, @NotNull String defaultPath) {
this(project, defaultPath, null);
}
public CopyIntoPanel(@Nullable Project project, @NotNull String defaultPath, @Nullable String labelText) {
copyIntoField.addBrowseFolderListener(
"Copy Into...", "Choose folder where files will be copied", project,
FileChooserDescriptorFactory.createSingleFolderDescriptor());
copyIntoField.getTextField().getDocument().addDocumentListener(new DocumentAdapter() {
@Override
protected void textChanged(DocumentEvent e) {
updateComponents();
}
});
if (labelText != null) {
String text = labelText.replace("&", "");
int mnemonicIndex = labelText.indexOf("&");
char mnemonicChar = mnemonicIndex != -1 && (mnemonicIndex + 1) < labelText.length() ? labelText.charAt(mnemonicIndex + 1) : 0;
copyIntoLabel.setText(text);
copyIntoLabel.setDisplayedMnemonic(mnemonicChar);
copyIntoLabel.setDisplayedMnemonicIndex(mnemonicIndex);
}
else {
copyIntoLabel.setVisible(false);
}
copyIntoLabel.setLabelFor(copyIntoField.getTextField());
copyIntoField.getTextField().setText(defaultPath);
copyIntoField.getTextField().setColumns(40);
updateComponents();
}
public JComponent getContentPane() {
return contentPane;
}
public void addValidityListener(ValidityListener listener) {
validityDispatcher.addListener(listener);
}
@Nullable
public String getPath() {
return copyIntoField.isEnabled() ? copyIntoField.getText().trim() : null;
}
private void updateComponents() {
boolean isError = false;
copyIntoLabel.setForeground(JBColor.foreground());
if (copyIntoField.isEnabled()) {
if (copyIntoField.getText().trim().isEmpty()) {
copyIntoLabel.setForeground(JBColor.red);
isError = true;
}
}
if (isError != hasErrorsState) {
hasErrorsState = isError;
validityDispatcher.getMulticaster().validityChanged(isError);
}
}
public void setEnabled(boolean enabled) {
copyIntoField.setEnabled(enabled);
}
public boolean hasErrors() {
return hasErrorsState;
}
public void setLabelWidth(int width) {
copyIntoLabel.setPreferredSize(new Dimension(width, -1));
}
}