实例介绍
【实例截图】
从相册中选择照片如下:
【核心代码】
public class MainActivity extends Activity { private GridView noScrollgridview; private GridAdapter adapter; private View parentView; private PopupWindow pop = null; private LinearLayout ll_popup; public static Bitmap bimap ; protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Res.init(this); bimap = BitmapFactory.decodeResource( getResources(), R.drawable.icon_addpic_unfocused); PublicWay.activityList.add(this); parentView = getLayoutInflater().inflate(R.layout.activity_selectimg, null); setContentView(parentView); Init(); } public void Init() { pop = new PopupWindow(MainActivity.this); View view = getLayoutInflater().inflate(R.layout.item_popupwindows, null); ll_popup = (LinearLayout) view.findViewById(R.id.ll_popup); pop.setWidth(LayoutParams.MATCH_PARENT); pop.setHeight(LayoutParams.WRAP_CONTENT); pop.setBackgroundDrawable(new BitmapDrawable()); pop.setFocusable(true); pop.setOutsideTouchable(true); pop.setContentView(view); RelativeLayout parent = (RelativeLayout) view.findViewById(R.id.parent); Button bt1 = (Button) view .findViewById(R.id.item_popupwindows_camera); Button bt2 = (Button) view .findViewById(R.id.item_popupwindows_Photo); Button bt3 = (Button) view .findViewById(R.id.item_popupwindows_cancel); parent.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub pop.dismiss(); ll_popup.clearAnimation(); } }); bt1.setOnClickListener(new OnClickListener() { public void onClick(View v) { photo(); pop.dismiss(); ll_popup.clearAnimation(); } }); bt2.setOnClickListener(new OnClickListener() { public void onClick(View v) { Intent intent = new Intent(MainActivity.this, AlbumActivity.class); startActivity(intent); overridePendingTransition(R.anim.activity_translate_in, R.anim.activity_translate_out); pop.dismiss(); ll_popup.clearAnimation(); } }); bt3.setOnClickListener(new OnClickListener() { public void onClick(View v) { pop.dismiss(); ll_popup.clearAnimation(); } }); noScrollgridview = (GridView) findViewById(R.id.noScrollgridview); noScrollgridview.setSelector(new ColorDrawable(Color.TRANSPARENT)); adapter = new GridAdapter(this); adapter.update(); noScrollgridview.setAdapter(adapter); noScrollgridview.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { if (arg2 == Bimp.tempSelectBitmap.size()) { Log.i("ddddddd", "----------"); ll_popup.startAnimation(AnimationUtils.loadAnimation(MainActivity.this,R.anim.activity_translate_in)); pop.showAtLocation(parentView, Gravity.BOTTOM, 0, 0); } else { Intent intent = new Intent(MainActivity.this, GalleryActivity.class); intent.putExtra("position", "1"); intent.putExtra("ID", arg2); startActivity(intent); } } }); } @SuppressLint("HandlerLeak") public class GridAdapter extends BaseAdapter { private LayoutInflater inflater; private int selectedPosition = -1; private boolean shape; public boolean isShape() { return shape; } public void setShape(boolean shape) { this.shape = shape; } public GridAdapter(Context context) { inflater = LayoutInflater.from(context); } public void update() { loading(); } public int getCount() { if(Bimp.tempSelectBitmap.size() == 9){ return 9; } return (Bimp.tempSelectBitmap.size() 1); } public Object getItem(int arg0) { return null; } public long getItemId(int arg0) { return 0; } public void setSelectedPosition(int position) { selectedPosition = position; } public int getSelectedPosition() { return selectedPosition; } public View getView(int position, View convertView, ViewGroup parent) { ViewHolder holder = null; if (convertView == null) { convertView = inflater.inflate(R.layout.item_published_grida, parent, false); holder = new ViewHolder(); holder.image = (ImageView) convertView .findViewById(R.id.item_grida_image); convertView.setTag(holder); } else { holder = (ViewHolder) convertView.getTag(); } if (position ==Bimp.tempSelectBitmap.size()) { holder.image.setImageBitmap(BitmapFactory.decodeResource( getResources(), R.drawable.icon_addpic_unfocused)); if (position == 9) { holder.image.setVisibility(View.GONE); } } else { holder.image.setImageBitmap(Bimp.tempSelectBitmap.get(position).getBitmap()); } return convertView; } public class ViewHolder { public ImageView image; } Handler handler = new Handler() { public void handleMessage(Message msg) { switch (msg.what) { case 1: adapter.notifyDataSetChanged(); break; } super.handleMessage(msg); } }; public void loading() { new Thread(new Runnable() { public void run() { while (true) { if (Bimp.max == Bimp.tempSelectBitmap.size()) { Message message = new Message(); message.what = 1; handler.sendMessage(message); break; } else { Bimp.max = 1; Message message = new Message(); message.what = 1; handler.sendMessage(message); } } } }).start(); } } public String getString(String s) { String path = null; if (s == null) return ""; for (int i = s.length() - 1; i > 0; i ) { s.charAt(i); } return path; } protected void onRestart() { adapter.update(); super.onRestart(); } private static final int TAKE_PICTURE = 0x000001; public void photo() { Intent openCameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); startActivityForResult(openCameraIntent, TAKE_PICTURE); } protected void onActivityResult(int requestCode, int resultCode, Intent data) { switch (requestCode) { case TAKE_PICTURE: if (Bimp.tempSelectBitmap.size() < 9 && resultCode == RESULT_OK) { String fileName = String.valueOf(System.currentTimeMillis()); Bitmap bm = (Bitmap) data.getExtras().get("data"); FileUtils.saveBitmap(bm, fileName); ImageItem takePhoto = new ImageItem(); takePhoto.setBitmap(bm); Bimp.tempSelectBitmap.add(takePhoto); } break; } } public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { for(int i=0;i<PublicWay.activityList.size();i ){ if (null != PublicWay.activityList.get(i)) { PublicWay.activityList.get(i).finish(); } } System.exit(0); } return true; } }
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