android开发分享Android实现加载广告图片和倒计时的开屏布局

  package cn.waps.extend;  import android.app.activity;  import android.content.context;  import android.content.res.configuration;  import android.graphics.color;  import android.graphics.drawable.shapedrawable;  import android.graphics.drawable.shapes.roundrectshape;  import android.os.asynctask;  import android.os.handler;  import android.os.looper;  import android.view.gravity;  import android.view.view;  import android.view.viewgroup.layoutparams;  import android.widget.linearlayout;  import android.widget.relativelayout;  import android.widget.textview;  import com.qcn.wzlz.appconnect;  import com.qcn.wzlz.sdkutils;  public class loadingpopad {   private final static handler mhandler = new handler();   private static loadingpopad loadingapppopad;   public static loadingpopad getinstance(){   if(loadingapppopad == null){    loadingapppopad = new loadingpopad();   }   if (looper.mylooper() == null) {    looper.prepare();   }   return loadingapppopad;   }   /**   * 获取开屏布局   * @param context   * @param time   * @return   */   public view getcontentview(context context, int time){   return getloadinglayout(context, time);   }   private linearlayout getloadinglayout(final context context, final int time){   // 整体布局   linearlayout layout = new linearlayout(context);   layout.setorientation(linearlayout.vertical);   layout.setgravity(gravity.center);   int bg_id = context.getresources().getidentifier("loading_bg", "drawable", context.getpackagename());   if(bg_id != 0){    layout.setbackgroundresource(bg_id);   }   // 加载广告图片和倒计时的布局,用与   linearlayout l_layout = new linearlayout(context);   l_layout.setgravity(gravity.center);   // 设置layoutparams,划分额外空间比例为6分之5(具体权重比例可根据自己需求自定义)   l_layout.setlayoutparams(new linearlayout.layoutparams(layoutparams.fill_parent, layoutparams.fill_parent, 1f));   // 加载图片的布局   relativelayout pop_layout = new relativelayout(context);   textview timeview = new textview(context);   timeview.settext("剩余" + time + "秒");   timeview.settextsize(10);   timeview.settextcolor(color.black);   timeview.setpadding(8, 3, 6, 2);   int num = 12;   // 对手机进行屏幕判断   int displaysize = sdkutils.getdisplaysize(context);   if(displaysize == 320){    num = 8;   }else if(displaysize == 240){    num = 6;   }else if(displaysize == 720){    num = 16;   }else if(displaysize == 1080){    num = 20;   }   float[] outerradii = new float[] { 0, 0, num, num, 0, 0, num, num};   shapedrawable timeview_shapedrawable = new shapedrawable();   timeview_shapedrawable.setshape(new roundrectshape(outerradii, null, null));   timeview_shapedrawable.getpaint().setcolor(color.argb(255, 255, 255, 255));   timeview.setbackgrounddrawable(timeview_shapedrawable);   //异步执行倒计时   //异步加载广告图片   new showpopadtask(context, pop_layout, timeview).execute();   new timecountdowntask(timeview, time).execute();   textview textview = new textview(context);   textview.setlayoutparams(new linearlayout.layoutparams(layoutparams.fill_parent, layoutparams.fill_parent, 5f));   textview.settext("正在启动,请稍后...");   textview.setgravity(gravity.center);   textview.settextcolor(color.white);   l_layout.addview(pop_layout);   layout.addview(l_layout);   layout.addview(textview);   return layout;   }   private class timecountdowntask extends asynctask<void, void, boolean>{   textview timeview;   int limit_time = 0;   timecountdowntask(textview timeview, int time){   this.timeview = timeview;   this.limit_time = time;   }   @override   protected boolean doinbackground(void... params) {    while(limit_time > 0){    mhandler.post(new runnable(){     @override     public void run() {     timeview.settext("剩余" + limit_time + "秒");     }    });    try {     thread.sleep(1000);    } catch (exception e) {     e.printstacktrace();    }    limit_time--;    }    return null;   }   }   private class showpopadtask extends asynctask<void, void, boolean>{   context context;   relativelayout pop_layout;   linearlayout popadview;   textview timeview;   int height_full = 0;   int height = 0;   showpopadtask(context context, relativelayout pop_layout, textview timeview){    this.context = context;    this.pop_layout = pop_layout;    this.timeview = timeview;   }   @override   protected boolean doinbackground(void... params) {    try {    height_full = ((activity)context).getwindowmanager().getdefaultdisplay().getheight();    int height_tmp = height_full - 75;//75为设备状态栏加标题栏的高度    height = height_tmp * 5/6;    while(true){     if(((activity)context).getresources().getconfiguration().orientation == configuration.orientation_landscape     && height_full <= 480){     popadview = appconnect.getinstance(context).getpopadview(context, height, height);     }else{     popadview = appconnect.getinstance(context).getpopadview(context);     }     if(popadview != null){     mhandler.post(new runnable(){      @override      public void run() {      pop_layout.addview(popadview);      popadview.setid(1);      //倒计时布局所需的layoutparams      relativelayout.layoutparams params = new relativelayout.layoutparams(layoutparams.wrap_content, layoutparams.wrap_content);      params.addrule(relativelayout.align_top, popadview.getid());      params.addrule(relativelayout.align_right, popadview.getid());      // 对手机进行屏幕判断      int displaysize = sdkutils.getdisplaysize(context);      if(displaysize == 320){       params.topmargin=1;       params.rightmargin=1;      }else if(displaysize == 240){       params.topmargin=1;       params.rightmargin=1;      }else if(displaysize == 720){       params.topmargin=3;       params.rightmargin=3;      }else if(displaysize == 1080){       params.topmargin=4;       params.rightmargin=4;      }else{       params.topmargin=2;       params.rightmargin=2;      }      pop_layout.addview(timeview, params);      }     });     break;     }     try {     thread.sleep(500);     } catch (interruptedexception e) {     e.printstacktrace();     }    }    } catch (exception e) {    e.printstacktrace();    }    return null;   }   }  }