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

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Here is the source code for com.google.gerrit.client.change.NewChangeScreenBar.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.account.AccountApi;
import com.google.gerrit.common.PageLinks;
import com.google.gerrit.reviewdb.client.AccountGeneralPreferences.ChangeScreen;
import com.google.gerrit.reviewdb.client.Change;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.dom.client.Element;
import com.google.gwt.event.dom.client.ClickEvent;
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.Cookies;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Anchor;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HTMLPanel;
import com.google.gwt.user.client.ui.UIObject;

import java.util.Date;

/** Displays a welcome to the new change screen bar. */
class NewChangeScreenBar extends Composite {
    interface Binder extends UiBinder<HTMLPanel, NewChangeScreenBar> {
    }

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

    static boolean show() {
        if (Gerrit.isSignedIn()) {
            return Gerrit.getUserAccount().getGeneralPreferences().getChangeScreen() == null;
        }
        return Cookies.getCookie(Dispatcher.COOKIE_CS2) == null;
    }

    private final Change.Id id;

    @UiField
    Element docs;
    @UiField
    Element settings;
    @UiField
    Anchor keepNew;
    @UiField
    Anchor keepOld;

    NewChangeScreenBar(Change.Id id) {
        this.id = id;
        initWidget(uiBinder.createAndBindUi(this));
        UIObject.setVisible(docs, Gerrit.getConfig().isDocumentationAvailable());
        UIObject.setVisible(settings, Gerrit.isSignedIn());
    }

    @UiHandler("keepOld")
    void onKeepOld(ClickEvent e) {
        save(ChangeScreen.OLD_UI);
        Gerrit.display(PageLinks.toChange(id));
    }

    @UiHandler("keepNew")
    void onKeepNew(ClickEvent e) {
        save(ChangeScreen.CHANGE_SCREEN2);
    }

    private void save(ChangeScreen sel) {
        removeFromParent();
        Dispatcher.changeScreen2 = sel == ChangeScreen.CHANGE_SCREEN2;

        if (Gerrit.isSignedIn()) {
            Gerrit.getUserAccount().getGeneralPreferences().setChangeScreen(sel);

            Prefs in = Prefs.createObject().cast();
            in.change_screen(sel.name());
            AccountApi.self().view("preferences").background().post(in, new AsyncCallback<JavaScriptObject>() {
                @Override
                public void onFailure(Throwable caught) {
                }

                @Override
                public void onSuccess(JavaScriptObject result) {
                }
            });
        } else {
            Cookies.setCookie(Dispatcher.COOKIE_CS2, Dispatcher.changeScreen2 ? "1" : "0",
                    new Date(System.currentTimeMillis() + 7 * 24 * 3600 * 1000));
        }
    }

    private static class Prefs extends JavaScriptObject {
        final native void change_screen(String n) /*-{ this.change_screen=n }-*/;

        protected Prefs() {
        }
    }
}