// Copyright (C) 2008 The Android Open Source Project
//
// 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.google.gerrit.client.ui;
import com.google.gerrit.client.Gerrit;
import com.google.gerrit.client.admin.Util;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.event.dom.client.KeyPressEvent;
import com.google.gwt.event.dom.client.KeyPressHandler;
import com.google.gwt.event.logical.shared.SelectionEvent;
import com.google.gwt.event.logical.shared.SelectionHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.SuggestBox;
import com.google.gwt.user.client.ui.SuggestBox.DefaultSuggestionDisplay;
import com.google.gwt.user.client.ui.SuggestOracle;
import com.google.gwt.user.client.ui.SuggestOracle.Suggestion;
public class AddMemberBox extends Composite {
private final FlowPanel addPanel;
private final Button addMember;
private final HintTextBox nameTxtBox;
private final SuggestBox nameTxt;
private boolean submitOnSelection;
public AddMemberBox() {
this(Util.C.buttonAddGroupMember(), Util.C.defaultAccountName(),
new AccountSuggestOracle());
}
public AddMemberBox(final String buttonLabel, final String hint,
final SuggestOracle suggestOracle) {
addPanel = new FlowPanel();
addMember = new Button(buttonLabel);
nameTxtBox = new HintTextBox();
nameTxt = new SuggestBox(new RPCSuggestOracle(
suggestOracle), nameTxtBox);
nameTxt.setStyleName(Gerrit.RESOURCES.css().addMemberTextBox());
nameTxtBox.setVisibleLength(50);
nameTxtBox.setHintText(hint);
nameTxtBox.addKeyPressHandler(new KeyPressHandler() {
@Override
public void onKeyPress(KeyPressEvent event) {
submitOnSelection = false;
if (event.getNativeEvent().getKeyCode() == KeyCodes.KEY_ENTER) {
if (((DefaultSuggestionDisplay) nameTxt.getSuggestionDisplay())
.isSuggestionListShowing()) {
submitOnSelection = true;
} else {
doAdd();
}
}
}
});
nameTxt.addSelectionHandler(new SelectionHandler<Suggestion>() {
@Override
public void onSelection(SelectionEvent<Suggestion> event) {
if (submitOnSelection) {
submitOnSelection = false;
doAdd();
}
}
});
addPanel.add(nameTxt);
addPanel.add(addMember);
initWidget(addPanel);
}
public void addClickHandler(final ClickHandler handler) {
addMember.addClickHandler(handler);
}
public String getText() {
String s = nameTxtBox.getText();
return s == null ? "" : s;
}
public void setEnabled(boolean enabled) {
addMember.setEnabled(enabled);
nameTxtBox.setEnabled(enabled);
}
public void setText(String text) {
nameTxtBox.setText(text);
}
private void doAdd() {
addMember.fireEvent(new ClickEvent() {});
}
}