Android fleep滑动切换tab（切换带动画）.zip项目安卓应用源码下载

package com.caigang.test; import android.app.TabActivity; import android.content.Intent; import android.os.Bundle; import android.view.GestureDetector; import android.view.GestureDetector.OnGestureListener; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; import android.widget.FrameLayout; import android.widget.ImageView; import android.widget.TabHost; import android.widget.TabHost.OnTabChangeListener; import android.widget.TabWidget; public class MainActivity extends TabActivity implements OnTabChangeListener,OnGestureListener { private GestureDetector gestureDetector; private FrameLayout frameLayout; private CustomTabHost tabHost; private TabWidget tabWidget; private static final int FLEEP_DISTANCE = 120; /** 记录当前分页ID */ private int currentTabID = 0; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); tabHost = (CustomTabHost) findViewById(android.R.id.tabhost); tabWidget = (TabWidget) findViewById(android.R.id.tabs); tabHost.setOnTabChangedListener(this); init(); gestureDetector = new GestureDetector(this); new View.OnTouchListener() { public boolean onTouch(View v, MotionEvent event) { if (gestureDetector.onTouchEvent(event)) { return true; } return false; } }; frameLayout = tabHost.getTabContentView(); } private void init() { setIndicator(R.drawable.icon1, 0, new Intent(this,TabActivity01.class)); setIndicator(R.drawable.icon2, 1, new Intent(this,TabActivity02.class)); setIndicator(R.drawable.icon3, 2, new Intent(this,TabActivity03.class)); setIndicator(R.drawable.icon4, 3, new Intent(this,TabActivity04.class)); } private void setIndicator(int icon, int tabId, Intent intent) { View localView = LayoutInflater.from(this.tabHost.getContext()).inflate(R.layout.tab, null); ((ImageView) localView.findViewById(R.id.tab_image)).setBackgroundResource(icon); String str = String.valueOf(tabId); TabHost.TabSpec localTabSpec = tabHost.newTabSpec(str).setIndicator(localView).setContent(intent); tabHost.addTab(localTabSpec); } @Override public void onTabChanged(String tabId) { //tabId值为要切换到的tab页的索引位置 int tabID = Integer.valueOf(tabId); for (int i = 0; i < tabWidget.getChildCount(); i++) { if (i == tabID) { tabWidget.getChildAt(Integer.valueOf(i)).setBackgroundColor(R.color.bule); } else { tabWidget.getChildAt(Integer.valueOf(i)).setBackgroundColor(R.color.white); } } } @Override public boolean dispatchTouchEvent(MotionEvent event) { if (gestureDetector.onTouchEvent(event)) { event.setAction(MotionEvent.ACTION_CANCEL); } return super.dispatchTouchEvent(event); } @Override public boolean onDown(MotionEvent e) { return false; } @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,float velocityY) { if (e1.getX() - e2.getX() <= (-FLEEP_DISTANCE)) {//从左向右滑动 currentTabID = tabHost.getCurrentTab() - 1; if (currentTabID < 0) { currentTabID = tabHost.getTabCount() - 1; } } else if (e1.getX() - e2.getX() >= FLEEP_DISTANCE) {//从右向左滑动 currentTabID = tabHost.getCurrentTab() + 1; if (currentTabID >= tabHost.getTabCount()) { currentTabID = 0; } } tabHost.setCurrentTab(currentTabID); return false; } @Override public void onLongPress(MotionEvent e) { } @Override public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX,float distanceY) { return false; } @Override public void onShowPress(MotionEvent e) { } @Override public boolean onSingleTapUp(MotionEvent e) { return false; } }