2 * Copyright (c) 2020 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 #include <dali-toolkit/dali-toolkit.h>
21 using Dali::Toolkit::TextLabel;
23 // This example shows how to create and display Hello World! using a simple TextActor
25 class HelloWorldController : public ConnectionTracker
28 HelloWorldController(Application& application)
29 : mApplication(application)
31 // Connect to the Application's Init signal
32 mApplication.InitSignal().Connect(this, &HelloWorldController::Create);
35 ~HelloWorldController() = default; // Nothing to do in destructor
37 // The Init signal is received once (only) during the Application lifetime
38 void Create(Application& application)
40 // Get a handle to the window
41 Window window = application.GetWindow();
42 window.SetBackgroundColor(Color::WHITE);
44 TextLabel textLabel = TextLabel::New("Hello World");
45 textLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
46 textLabel.SetProperty(Dali::Actor::Property::NAME, "helloWorldLabel");
47 window.Add(textLabel);
49 // Respond to a touch anywhere on the window
50 window.GetRootLayer().TouchedSignal().Connect(this, &HelloWorldController::OnTouch);
52 // Respond to key events
53 window.KeyEventSignal().Connect(this, &HelloWorldController::OnKeyEvent);
56 bool OnTouch(Actor actor, const TouchEvent& touch)
58 // quit the application
63 void OnKeyEvent(const KeyEvent& event)
65 if(event.GetState() == KeyEvent::DOWN)
67 if(IsKey(event, Dali::DALI_KEY_ESCAPE) || IsKey(event, Dali::DALI_KEY_BACK))
75 Application& mApplication;
78 int DALI_EXPORT_API main(int argc, char** argv)
80 Application application = Application::New(&argc, &argv);
81 HelloWorldController test(application);
82 application.MainLoop();