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    Android实现模仿UCweb菜单效果的方法

    2018-05-04 21:21:08 次阅读 稿源:互联网
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    本文实例讲述了Android实现模仿UCweb菜单效果的方法。分享给大家供大家参考。具体如下:

    UCWeb的菜单看起来不错,自己模仿做一个,思路实现如下:

    1、保留menu按键作用
    2、用popupwindow作为菜单显示容器
    3、用GridView显示所有子菜单

    代码如下:

    1、布局文件:

    popupwindow.xml:

    <?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:background="#50000000" android:layout_height="fill_parent" android:gravity="bottom|center_horizontal"> <LinearLayout  xmlns:android="http://schemas.android.com/apk/res/android"  android:layout_width="320dip"  android:background="@drawable/bkg2"  android:id="@+id/popdialog"  android:layout_height="250dip"  android:gravity="center_vertical|center_horizontal"  >  <GridView   android:id="@+id/gridview"   android:layout_width="fill_parent"   android:layout_height="fill_parent"   android:numColumns="4"   android:verticalSpacing="10dip"   android:horizontalSpacing="10dip"   android:stretchMode="columnWidth"   android:gravity="center"   /> </LinearLayout></LinearLayout>

    item_menu.xml:

    <?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/RelativeLayout_Item" android:layout_width="fill_parent" android:layout_height="wrap_content" android:paddingBottom="5dip"> <ImageView android:id="@+id/item_image"  android:layout_centerHorizontal="true"   android:layout_width="40dip"  android:layout_height="40dip">  </ImageView> <TextView android:layout_below="@id/item_image"   android:id="@+id/item_text"  android:layout_centerHorizontal="true"   android:layout_width="wrap_content"  android:layout_height="wrap_content"   style="@style/Text.Location"  android:text="选项"></TextView></RelativeLayout>

    2、用popupwindow作为菜单显示容器:

    View view = this.getLayoutInflater().inflate(R.layout.popwindowdemo, null);pop = new PopupWindow(view,320,450);//大小设置为全屏幕,这里硬编码的,可修改pop.setOutsideTouchable(false);pop.setBackgroundDrawable(new BitmapDrawable());pop.setFocusable(true);//如果不加这个,Grid不会响应ItemClickpop.setTouchInterceptor(new OnTouchListener() {public boolean onTouch(View v, MotionEvent event) { // TODO Auto-generated method stub if (event.getY()<240){ //这里处理,当点击gridview以外区域的时候,菜单关闭  if (pop.isShowing())   pop.dismiss(); } Log.d("Demo", "popupWindow::onTouch >>> view: "   + v + ", event: " + event); return false;}});

    3、初始化gridview:

    /** 菜单图片 **/int[] menu_image_array = { R.drawable.menu_search,   R.drawable.menu_filemanager, R.drawable.menu_downmanager,   R.drawable.menu_fullscreen, R.drawable.menu_inputurl,   R.drawable.menu_bookmark, R.drawable.menu_bookmark_sync_import,   R.drawable.menu_sharepage, R.drawable.menu_quit,   R.drawable.menu_nightmode, R.drawable.menu_refresh,   R.drawable.menu_more };/** 菜单文字 **/String[] menu_name_array = { "搜索", "文件管理", "下载管理", "全屏", "网址", "书签", "加入书签", "分享页面", "退出", "夜间模式", "刷新", "更多" };/*** 构造菜单Adapter* * @param menuNameArray*   名称* @param imageResourceArray*   图片* @return SimpleAdapter*/private SimpleAdapter getMenuAdapter(String[] menuNameArray,int[] imageResourceArray) { ArrayList<HashMap<String, Object>> data = new ArrayList<HashMap<String, Object>>(); for (int i = 0; i < menuNameArray.length; i++) {  HashMap<String, Object> map = new HashMap<String, Object>();  map.put("itemImage", imageResourceArray[i]);  map.put("itemText", menuNameArray[i]);  data.add(map); } SimpleAdapter simperAdapter = new SimpleAdapter(this, data,  R.layout.item_menu, new String[] { "itemImage", "itemText" },  new int[] { R.id.item_image, R.id.item_text });  return simperAdapter;}menuGrid = (GridView) view.findViewById(R.id.gridview);  menuGrid.setAdapter(getMenuAdapter(menu_name_array, menu_image_array));

    4、注册Menu弹起事件:

    @Overridepublic boolean onCreateOptionsMenu(Menu menu) { // TODO Auto-generated method stub pop.showAtLocation(findViewById(R.id.mainfrm), Gravity.CENTER|Gravity.BOTTOM, 0, 0); return false;//super.onCreateOptionsMenu(menu); }

    5、注册menu子菜单单击事件:

    menuGrid.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,   long arg3) {  Log.v("Demo", "menuGrid.setOnItemClickListener: "+arg2+" "+arg3);  Toast.makeText(UIMenu.this, "Click"+arg2, Toast.LENGTH_SHORT).show();  if (pop.isShowing()) //关闭菜单   pop.dismiss(); }});

    6、界面截图:

    希望本文所述对大家的Android程序设计有所帮助。

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