Android Open Source - fullscreen-popupmenu Full Screen Popup Menu

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From Project

Back to project page fullscreen-popupmenu.

License

The source code is released under:

MIT License

Java Source Code

package com.lion.pupupmenu;
//  ww  w. j ava 2  s.com
import com.lion.homewatcher.HomeWatcher;
import com.lion.homewatcher.HomeWatcher.OnHomePressedListener;
import com.lion.popupmenu.R;

import android.app.Activity;
import android.app.ActionBar.LayoutParams;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnKeyListener;
import android.view.View.OnTouchListener;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.PopupWindow;
import android.widget.AdapterView.OnItemClickListener;

public class FullScreenPopupMenu implements PopupMenuListener {
  private OnItemClickListener mListener;
  private PopupWindow mPopupMenuBg;
  private PopupWindow mPopupMenu;
  private View mView;
  private HomeWatcher mHomeWatcher;

  /**
   * 
   * @param context
   * @param menuItemListener The PopupMenu item click listener.
   * @param menuAdapter The PopupMenu's (ListView) adapter.
   * @param view The parentView for PopupMenu when it calls showAtLocation method.
   */
  public FullScreenPopupMenu(final Activity context,
      final OnItemClickListener menuItemListener, final BaseAdapter menuAdapter, final View parentView) {
    mListener = menuItemListener;
    mView = parentView;
    mHomeWatcher = new HomeWatcher(context);
    mHomeWatcher.setOnHomePressedListener(new OnHomePressedListener(){

      @Override
      public void onHomePressed() {
        dismissPopupMenu();
      }

      @Override
      public void onHomeLongPressed() {
      }
      
    });

    initPopupMenuBg(context);
    initPopupMenu(context, menuItemListener, menuAdapter);
  }

  private void initPopupMenuBg(final Activity context) {
    LayoutInflater inflater = LayoutInflater.from(context);
    View view = inflater.inflate(R.layout.defaultpopupmenubg, null);
    mPopupMenuBg = new PopupWindow(view, LayoutParams.MATCH_PARENT,
        LayoutParams.MATCH_PARENT, false);
    mPopupMenuBg.setFocusable(false);
    mPopupMenuBg.setOutsideTouchable(false);
    mPopupMenuBg.setBackgroundDrawable(null);
    mPopupMenuBg.setAnimationStyle(R.style.default_popup_menu_bg_style);
    mPopupMenuBg.update();
  }

  private void initPopupMenu(final Activity context,
      final OnItemClickListener listener, final BaseAdapter adapter) {
    LayoutInflater inflater = LayoutInflater.from(context);
    View view = inflater.inflate(R.layout.popupmenu, null);
    mPopupMenu = new PopupWindow(view, LayoutParams.MATCH_PARENT,
        LayoutParams.WRAP_CONTENT, false);
    mPopupMenu.setFocusable(true);
    mPopupMenu.setOutsideTouchable(true);
    mPopupMenu.setBackgroundDrawable(null);
    mPopupMenu.setAnimationStyle(R.style.default_popup_menu_style);
    mPopupMenu.update();

    view.setFocusableInTouchMode(true);
    view.setOnKeyListener(new OnKeyListener() {
      @Override
      public boolean onKey(View v, int keyCode, KeyEvent event) {
        if (event.getAction() == KeyEvent.ACTION_DOWN) {
          switch (keyCode) {
          case KeyEvent.KEYCODE_MENU:
          case KeyEvent.KEYCODE_BACK:
            dismissPopupMenu();
            return true;
          }
        }
        return false;
      }
    });
    view.setOnTouchListener(new OnTouchListener() {
      @Override
      public boolean onTouch(View v, MotionEvent event) {
        dismissPopupMenu();
        return true;
      }
    });
    ListView listView = (ListView) view.findViewById(R.id.menuList);
    listView.setAdapter(adapter);
    listView.setOnItemClickListener(new OnItemClickListener() {
      @Override
      public void onItemClick(AdapterView<?> parent, View view,
          int position, long id) {
        dismissPopupMenu();
        mListener.onItemClick(parent, view, position, id);
      }
    });
  }

  public void startHomeWatcher() {
    mHomeWatcher.startWatch();
  }

  public void stopHomeWatcher() {
    mHomeWatcher.stopWatch();
  }

  private void dismissPopupMenu() {
    if (mPopupMenu.isShowing()) {
      mPopupMenu.dismiss();
      mPopupMenuBg.dismiss();
    }
  }

  private void reversePopupMenuState() {
    if (mPopupMenu.isShowing()) {
      mPopupMenu.dismiss();
      mPopupMenuBg.dismiss();
    } else {
      mPopupMenuBg.showAtLocation(mView, Gravity.CENTER, 0, 0);
      mPopupMenu.showAtLocation(mView, Gravity.BOTTOM, 0, 0);
    }
  }

  @Override
  public void onHomePressed() {
    dismissPopupMenu();
  }

  @Override
  public void onKeycodeMenuPressed() {
    reversePopupMenuState();
  }

}

Java Source Code List

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