https://github.com/sdragonx/android_app

android_app c++ framework ( public domain )
https://github.com/sdragonx/android_app

android android-app cplusplus cpp framework nativeactivity ndk

Last synced: 8 months ago
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android_app c++ framework ( public domain )

• Host: GitHub
• URL: https://github.com/sdragonx/android_app
• Owner: sdragonx
• Created: 2018-11-24T19:15:08.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2018-11-24T19:32:20.000Z (over 7 years ago)
• Last Synced: 2025-04-09T11:48:53.940Z (12 months ago)
• Topics: android, android-app, cplusplus, cpp, framework, nativeactivity, ndk
• Language: C++
• Size: 14.6 KB
• Stars: 5
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

          
# android_app

android_app c++ framework ( public domain )

## app entry

~~~

void android_main(android_app* app)

{

　　//APP_LOG("main : 程序启动");

　　app->onEvent = on_app_event;

　　//循环等待事情以进行处理。

　　while (app->running){//app处于运行状态

　　　　app->process_message();//处理消息主函数

　　　　if(!app->pause()){

　　　　　　//draw_frame();

　　　　}

　　　　else{

　　　　　　//APP_LOG("PAUSE");

　　　　}

　　}

　　//APP_LOG("main : 程序结束");

}

~~~

## APP_EVENT struct

~~~

struct APP_EVENT

{

	int id;

	union{

		void* data;

		struct{//input motion

			int16_t x, y, z, w;

		};

		struct{//input_keyboard

			int32_t key;

			int32_t flag;

		};

		struct{//ARect

			int16_t left, top, right, bottom;

		};

	};

};

~~~

## main event callback

~~~

void on_app_event(android_app* app, APP_EVENT& event)

{

    switch(event.id)

    {

    case APP_START://activity启动

        break;

    case APP_STOP://停止

        break;

    case APP_RESUME://返回

        break;

    case APP_PAUSE://暂停

        break;

    case APP_DESTROY://销毁退出

        break;

    case APP_SAVE://保存状态

        break;

    case APP_WINDOW_CREATE://窗口创建，app->window有效

        break;

    case APP_WINDOW_CLOSE://窗口销毁

        break;

    case APP_WINDOW_ACTIVATE://窗口获得焦点

        break;

    case APP_WINDOW_DEACTIVATE://窗口失去焦点

        break;

    case APP_WINDOW_RESIZE://窗口大小改变

        break;

 

    case APP_TOUCH_DOWN://触摸按下

        //这三个事件，都使用event.x, event.y作为坐标

        //event.z代表pointerid

        break;

    case APP_TOUCH_MOVE://触摸滑动

        break;

    case APP_TOUCH_UP:

        break;

 

    default:

        //APP_LOG("unknow msg:%d", cmd);

        break;

    }

}

~~~