仿暴风影音安卓客户端应用源码

public class MainActivity extends TabActivity {
    private SlideMenu slideMenu;
    private TabHost tabHost;
    private LayoutInflater inflater;
    private Intent intent1, intent2, intent3, intent4, intent5, intent6;
 
    private long exitTime = 0;
     
    private static final int SWIPE_MIN_DISTANCE = 120;  
    private static final int SWIPE_MAX_OFF_PATH = 250;  
    private static final int SWIPE_THRESHOLD_VELOCITY = 200;  
    private GestureDetector gestureDetector;  
    View.OnTouchListener gestureListener;  
   
    int currentView = 0;  
    private static int maxTabIndex = 5;  
 
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK
                && event.getAction() == KeyEvent.ACTION_DOWN) {
            if ((System.currentTimeMillis() - exitTime) > 2000) {
                Toast.makeText(MainActivity.this, "再按一次退出程序",
                        Toast.LENGTH_SHORT).show();
                exitTime = System.currentTimeMillis();
            } else {
                finish();
                System.exit(0);
            }
            return true;
        }
        return super.onKeyDown(keyCode, event);
    }
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
         
         
        gestureDetector = new GestureDetector(new MyGestureDetector());  
        gestureListener = new View.OnTouchListener() {  
            public boolean onTouch(View v, MotionEvent event) {  
                if (gestureDetector.onTouchEvent(event)) {  
                    return true;  
                }  
                return false;  
            }  
        };  
         
        // 抽屉效果
        slideMenu = (SlideMenu) findViewById(R.id.slide_menu);
        ImageView menuImg = (ImageView) findViewById(R.id.slide_firstmenu);
        menuImg.setOnClickListener(new OnClickListener() {
 
            @Override
            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                if (slideMenu.isMainScreenShowing()) {
                    slideMenu.openMenu();
                } else {
                    slideMenu.closeMenu();
                }
            }
        });
 
        intent1 = new Intent(MainActivity.this, FirstActivity.class);
        intent2 = new Intent(MainActivity.this, SecondActivity.class);
        intent3 = new Intent(MainActivity.this, SecondActivity.class);
        intent4 = new Intent(MainActivity.this, SecondActivity.class);
        intent5 = new Intent(MainActivity.this, SecondActivity.class);
        intent6 = new Intent(MainActivity.this, MoreInformationActivity.class);
 
        LayoutInflater inflater = LayoutInflater.from(MainActivity.this);
        View view1 = inflater.inflate(R.layout.tabitem_1, null);
        View view2 = inflater.inflate(R.layout.tabitem_2, null);
        View view3 = inflater.inflate(R.layout.tabitem_3, null);
        View view4 = inflater.inflate(R.layout.tabitem_4, null);
        View view5 = inflater.inflate(R.layout.tabitem_5, null);
        View view6 = inflater.inflate(R.layout.tabitem_6, null);
 
        // 创建TabHost
        // tabHost = (TabHost) findViewById(R.id.tabHost);
        // tabHost.setup();
        tabHost = getTabHost();
        TabSpec tabSpec1 = tabHost.newTabSpec("tab1").setIndicator(view1)
                .setContent(intent1);
        tabHost.addTab(tabSpec1);
        TabSpec tabSpec2 = tabHost.newTabSpec("tab2").setIndicator(view2)
                .setContent(intent2);
        tabHost.addTab(tabSpec2);
        TabSpec tabSpec3 = tabHost.newTabSpec("tab3").setIndicator(view3)
                .setContent(intent3);
        tabHost.addTab(tabSpec3);
        TabSpec tabSpec4 = tabHost.newTabSpec("tab4").setIndicator(view4)
                .setContent(intent4);
        tabHost.addTab(tabSpec4);
        TabSpec tabSpec5 = tabHost.newTabSpec("tab5").setIndicator(view5)
                .setContent(intent5);
        tabHost.addTab(tabSpec5);
        TabSpec tabSpec6 = tabHost.newTabSpec("tab6").setIndicator(view6)
                .setContent(intent6);
        tabHost.addTab(tabSpec6);
 
        Button imageButton1 = (Button) findViewById(R.id.imageButton1);
        imageButton1.setOnClickListener(new OnClickListener() {
 
            @Override
            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                // Toast.makeText(MainActivity.this, "123", Toast.LENGTH_SHORT)
                // .show();
                Intent newIntent = new Intent(MainActivity.this,
                        LocalActivity.class);
                startActivity(newIntent);
            }
        });
 
        ImageView slide_menu_history = (ImageView) findViewById(R.id.slide_menu_history);
        slide_menu_history.setOnClickListener(new OnClickListener() {
 
            @Override
            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                Intent newIntent = new Intent(MainActivity.this,
                        HistoryActivity.class);
                startActivity(newIntent);
            }
        });
 
        ImageView slide_menu_search = (ImageView) findViewById(R.id.slide_menu_search);
        slide_menu_search.setOnClickListener(new OnClickListener() {
 
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                Intent newIntent = new Intent(MainActivity.this,
                        SearchActivity.class);
                startActivity(newIntent);
            }
        });
 
    }
     
     
    // 左右滑动刚好页面也有滑动效果  
    class MyGestureDetector extends SimpleOnGestureListener {  
        @Override 
        public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,  
                float velocityY) {  
            TabHost tabHost = getTabHost();  
            System.out.println("************");  
            try {  
                if (Math.abs(e1.getY() - e2.getY()) > SWIPE_MAX_OFF_PATH)  
                    return false;  
                // right to left swipe  
                if (e1.getX() - e2.getX() > SWIPE_MIN_DISTANCE  
                        && Math.abs(velocityX) > SWIPE_THRESHOLD_VELOCITY) {  
                    Log.i("test", "right");  
                    if (currentView == maxTabIndex) {  
                        currentView = 0;  
                    } else {  
                        currentView++;  
                    }  
                    tabHost.setCurrentTab(currentView);  
                } else if (e2.getX() - e1.getX() > SWIPE_MIN_DISTANCE  
                        && Math.abs(velocityX) > SWIPE_THRESHOLD_VELOCITY) {  
                    Log.i("test", "left");  
                    if (currentView == 0) {  
                        currentView = maxTabIndex;  
                    } else {  
                        currentView--;  
                    }  
                    tabHost.setCurrentTab(currentView);  
                }  
            } catch (Exception e) {  
            }  
            return false;  
        }  
    }  
   
    @Override 
    public boolean dispatchTouchEvent(MotionEvent event) {  
        if (gestureDetector.onTouchEvent(event)) {  
            event.setAction(MotionEvent.ACTION_CANCEL);  
        }  
        return super.dispatchTouchEvent(event);  
    }  
   
    @Override
    public boolean onTouchEvent(MotionEvent event) {
        // TODO Auto-generated method stub
        return gestureDetector.onTouchEvent(event);
    }
//    @Override  
//    public boolean onCreateOptionsMenu(Menu menu) {  
//        getMenuInflater().inflate(R.menu.activity_main, menu);  
//        return true;  
//    }  
 
}