android屏幕截图

android屏幕截图

  

    import java.io.FileNotFoundException;  

    import java.io.FileOutputStream;  

    import java.io.IOException;  

        

    import android.app.Activity;  

    import android.graphics.Bitmap;  

    import android.graphics.Rect;  

    import android.view.View;  

        

    public class ScreenShot {  

        // 获取指定Activity的截屏，保存到png文件  

        private static Bitmap takeScreenShot(Activity activity){  

            //View是你需要截图的View  

            View view = activity.getWindow().getDecorView();  

            view.setDrawingCacheEnabled(true);  

            view.buildDrawingCache();  

            Bitmap b1 = view.getDrawingCache();  

                

            //获取状态栏高度  

            Rect frame = new Rect();    

            activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);    

            int statusBarHeight = frame.top;    

            System.out.println(statusBarHeight);  

                

            //获取屏幕长和高  

            int width = activity.getWindowManager().getDefaultDisplay().getWidth();    

            int height = activity.getWindowManager().getDefaultDisplay().getHeight();    

            //去掉标题栏  

            //Bitmap b = Bitmap.createBitmap(b1, 0, 25, 320, 455);  

            Bitmap b = Bitmap.createBitmap(b1, 0, statusBarHeight, width, height - statusBarHeight);  

            view.destroyDrawingCache();  

            return b;  

        }  

            

        //保存到sdcard  

        private static void savePic(Bitmap b,String strFileName){  

            FileOutputStream fos = null;  

            try {  

                fos = new FileOutputStream(strFileName);  

                if (null != fos)  

                {  

                    b.compress(Bitmap.CompressFormat.PNG, 90, fos);  

                    fos.flush();  

                    fos.close();  

                }  

            } catch (FileNotFoundException e) {  

                e.printStackTrace();  

            } catch (IOException e) {  

                e.printStackTrace();  

            }  

        }  

            

        //程序入口  

        public static void shoot(Activity a){  

            ScreenShot.savePic(ScreenShot.takeScreenShot(a), "sdcard/xx.png");  

        }  

    }