com.google.gerrit.client.change.AddFileBox.java Source code

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Here is the source code for com.google.gerrit.client.change.AddFileBox.java

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// Copyright (C) 2013 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.change;

import com.google.gerrit.client.Dispatcher;
import com.google.gerrit.client.Gerrit;
import com.google.gerrit.client.info.ChangeInfo.RevisionInfo;
import com.google.gerrit.client.ui.RemoteSuggestBox;
import com.google.gerrit.reviewdb.client.Change;
import com.google.gerrit.reviewdb.client.PatchSet;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.logical.shared.CloseEvent;
import com.google.gwt.event.logical.shared.CloseHandler;
import com.google.gwt.event.logical.shared.SelectionEvent;
import com.google.gwt.event.logical.shared.SelectionHandler;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.Widget;

class AddFileBox extends Composite {
    interface Binder extends UiBinder<HTMLPanel, AddFileBox> {
    }

    private static final Binder uiBinder = GWT.create(Binder.class);

    private final Change.Id changeId;
    private final RevisionInfo revision;
    private final FileTable fileTable;

    @UiField
    Button open;
    @UiField
    Button cancel;

    @UiField(provided = true)
    RemoteSuggestBox path;

    AddFileBox(Change.Id changeId, RevisionInfo revision, FileTable files) {
        this.changeId = changeId;
        this.revision = revision;
        this.fileTable = files;

        path = new RemoteSuggestBox(new PathSuggestOracle(changeId, revision));
        path.addSelectionHandler(new SelectionHandler<String>() {
            @Override
            public void onSelection(SelectionEvent<String> event) {
                open(event.getSelectedItem());
            }
        });
        path.addCloseHandler(new CloseHandler<RemoteSuggestBox>() {
            @Override
            public void onClose(CloseEvent<RemoteSuggestBox> event) {
                hide();
                fileTable.registerKeys();
            }
        });

        initWidget(uiBinder.createAndBindUi(this));
    }

    void setFocus(boolean focus) {
        path.setFocus(focus);
    }

    void clearPath() {
        path.setText("");
    }

    @UiHandler("open")
    void onOpen(@SuppressWarnings("unused") ClickEvent e) {
        open(path.getText());
    }

    private void open(String path) {
        hide();
        Gerrit.display(Dispatcher.toEditScreen(new PatchSet.Id(changeId, revision._number()), path));
    }

    @UiHandler("cancel")
    void onCancel(@SuppressWarnings("unused") ClickEvent e) {
        hide();
        fileTable.registerKeys();
    }

    private void hide() {
        for (Widget w = getParent(); w != null; w = w.getParent()) {
            if (w instanceof PopupPanel) {
                ((PopupPanel) w).hide();
                break;
            }
        }
    }
}