編輯:關於android開發
MenuPopwindow:
1 package com.cloudeye.android.cloudeye.view; 2 3 import android.app.Activity; 4 import android.content.Context; 5 import android.graphics.drawable.ColorDrawable; 6 import android.view.LayoutInflater; 7 import android.view.View; 8 import android.view.ViewGroup; 9 import android.widget.AdapterView; 10 import android.widget.BaseAdapter; 11 import android.widget.ImageView; 12 import android.widget.ListView; 13 import android.widget.PopupWindow; 14 import android.widget.TextView; 15 16 import com.cloudeye.android.cloudeye.R; 17 import com.cloudeye.android.cloudeye.base.MenuPopwindowBean; 18 19 import java.util.List; 20 21 /** 22 * Created by 袁磊 on 2016/10/26. 23 */ 24 public class MenuPopwindow extends PopupWindow { 25 private View conentView; 26 private ListView lvContent; 27 28 public MenuPopwindow(Activity context, List<MenuPopwindowBean> list) { 29 LayoutInflater inflater = (LayoutInflater) context 30 .getSystemService(Context.LAYOUT_INFLATER_SERVICE); 31 conentView = inflater.inflate(R.layout.menu_popup_window, null); 32 lvContent = (ListView) conentView.findViewById(R.id.lv_toptitle_menu); 33 lvContent.setAdapter(new MyAdapter(context, list)); 34 int h = context.getWindowManager().getDefaultDisplay().getHeight(); 35 int w = context.getWindowManager().getDefaultDisplay().getWidth(); 36 // 設置SelectPicPopupWindow的View 37 this.setContentView(conentView); 38 // 設置SelectPicPopupWindow彈出窗體的寬 39 this.setWidth(w / 3-30); 40 // 設置SelectPicPopupWindow彈出窗體的高 41 this.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT); 42 // 設置SelectPicPopupWindow彈出窗體可點擊 43 this.setFocusable(true); 44 this.setOutsideTouchable(true); 45 // 刷新狀態 46 this.update(); 47 // 實例化一個ColorDrawable顏色為半透明 48 ColorDrawable dw = new ColorDrawable(0000000000); 49 // 點back鍵和其他地方使其消失,設置了這個才能觸發OnDismisslistener ,設置其他控件變化等操作 50 this.setBackgroundDrawable(dw); 51 // mPopupWindow.setAnimationStyle(android.R.style.Animation_Dialog); 52 // 設置SelectPicPopupWindow彈出窗體動畫效果 53 this.setAnimationStyle(R.style.AnimationPreview); 54 } 55 56 57 public void setOnItemClick(AdapterView.OnItemClickListener myOnItemClickListener) { 58 lvContent.setOnItemClickListener(myOnItemClickListener); 59 } 60 61 62 class MyAdapter extends BaseAdapter { 63 private List<MenuPopwindowBean> list; 64 private LayoutInflater inflater; 65 66 public MyAdapter(Context context, List<MenuPopwindowBean> list) { 67 inflater = LayoutInflater.from(context); 68 this.list = list; 69 } 70 71 @Override 72 public int getCount() { 73 return list == null ? 0 : list.size(); 74 } 75 76 @Override 77 public Object getItem(int position) { 78 return list.get(position); 79 } 80 81 @Override 82 public long getItemId(int position) { 83 return position; 84 } 85 86 @Override 87 public View getView(int position, View convertView, ViewGroup parent) { 88 Holder holder = null; 89 if (convertView == null) { 90 convertView = inflater.inflate(R.layout.menu_popup_window_item, null); 91 holder = new Holder(); 92 holder.ivItem = (ImageView) convertView.findViewById(R.id.iv_menu_item); 93 holder.tvItem = (TextView) convertView.findViewById(R.id.tv_menu_item); 94 convertView.setTag(holder); 95 } else { 96 holder = (Holder) convertView.getTag(); 97 } 98 holder.ivItem.setImageResource(list.get(position).getIcon()); 99 holder.tvItem.setText(list.get(position).getText()); 100 return convertView; 101 } 102 103 class Holder { 104 ImageView ivItem; 105 TextView tvItem; 106 } 107 } 108 109 /** 110 * 顯示popupWindow 111 * 112 * @param parent 113 */ 114 public void showPopupWindow(View parent) { 115 if (!this.isShowing()) { 116 // 以下拉方式顯示popupwindow 117 this.showAsDropDown(parent); 118 } else { 119 this.dismiss(); 120 } 121 } 122 123 124 }MenuPopwindow
MenuPopwindow布局:
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 android:layout_width="match_parent" 4 android:layout_height="match_parent" 5 android:orientation="vertical" 6 android:paddingRight="10dp"> 7 8 <ListView 9 android:id="@+id/lv_toptitle_menu" 10 android:layout_width="match_parent" 11 android:layout_height="wrap_content" 12 android:background="@mipmap/back_toptitle_menu" /> 13 </LinearLayout>menu_popup_window
Adapter中的Item布局文件:
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3 android:layout_width="match_parent" 4 android:layout_height="match_parent" 5 android:gravity="center" 6 android:orientation="horizontal" 7 android:paddingBottom="10dp" 8 android:paddingTop="10dp"> 9 10 <ImageView 11 android:id="@+id/iv_menu_item" 12 android:layout_width="wrap_content" 13 android:layout_height="wrap_content" 14 android:layout_gravity="center_vertical" 15 android:layout_marginRight="10dp" 16 android:src="@mipmap/icon_menu_item_edit" /> 17 18 <TextView 19 android:id="@+id/tv_menu_item" 20 android:layout_width="wrap_content" 21 android:layout_height="wrap_content" 22 android:layout_gravity="center_vertical" 23 android:text="測試" 24 android:textColor="@color/black" 25 android:textSize="18sp" /> 26 27 </LinearLayout>menu_popup_window_item
使用:
1 int[] icons = {R.mipmap.icon_menu_item_edit, R.mipmap.icon_menu_item_delete}; 2 String[] texts = {"編輯", "刪除"}; 3 List<MenuPopwindowBean> list = new ArrayList<>(); 4 MenuPopwindowBean bean = null; 5 for (int i = 0; i < icons.length; i++) { 6 bean = new MenuPopwindowBean(); 7 bean.setIcon(icons[i]); 8 bean.setText(texts[i]); 9 list.add(bean); 10 } 11 MenuPopwindow pw = new MenuPopwindow(PersonalImgPlayActivity.this, list); 12 pw.setOnItemClick(myOnItemClickListener); 13 pw.showPopupWindow(findViewById(R.id.img_top1_share));//點擊右上角的那個button單擊顯示事件
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