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實現PopupWindow樣式的Menu菜單。android
使用PopupWindow實現。git
列表使用的是Recyclerview。github
實現了當設置當大於6個列表項的時候,設置列表總高度值爲6個列表項的高度值。app
若是不想有左側的圖標,則不傳入圖片的id值便可,由於默認值爲0。ide
注意事項:佈局
一、 導入類文件後須要change包名以及從新import R文件路徑gradle
二、 Values目錄下的文件(strings.xml、dimens.xml、colors.xml等),若是項目中存在,則複製裏面的內容,不要整個覆蓋ui
apply plugin: 'com.android.application'
android {
compileSdkVersion 27
defaultConfig {
applicationId "com.why.project.popupwindowmenuutildemo"
minSdkVersion 16
targetSdkVersion 27
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:27.1.1'
implementation 'com.android.support.constraint:constraint-layout:1.1.1'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
//RecyclerView compile "com.android.support:recyclerview-v7:27.1.1"
}
至此,PopupWindowMenuUtil就能夠使用了。this
<?xml version="1.0" encoding="utf-8"?> <!-- 界面佈局文件 --> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <!-- 引入導航欄 --> <RelativeLayout android:layout_width="match_parent" android:layout_height="52dp" android:orientation="horizontal" android:background="#ffffff" > <!-- 固定圖標(更多) --> <ImageView android:id="@+id/moreImg" android:layout_width="wrap_content" android:layout_height="match_parent" android:src="@drawable/nav_more_h" android:contentDescription="@string/app_name" android:gravity="center_vertical" android:paddingLeft="15dp" android:paddingRight="15dp" android:layout_alignParentRight="true" /> </RelativeLayout> <!-- 中橫線 --> <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#e9e9e9" /> </LinearLayout>
package com.why.project.popupwindowmenuutildemo; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.ImageView; import android.widget.Toast; import com.why.project.popupwindowmenuutildemo.popupwindowMenu.PopUpMenuBean; import com.why.project.popupwindowmenuutildemo.popupwindowMenu.PopupWindowMenuUtil; import java.util.ArrayList; public class MainActivity extends AppCompatActivity { /**更多圖標*/ private ImageView mMoreImg; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); initViews(); initEvents(); } private void initViews() { mMoreImg = (ImageView)findViewById(R.id.moreImg); } private void initEvents() { mMoreImg.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { openMenu();//彈出更多操做的menu列表 } }); } //彈出更多操做的menu列表 private void openMenu(){ final ArrayList<PopUpMenuBean> menuList = new ArrayList<PopUpMenuBean>(); PopUpMenuBean popUpMenuBean = new PopUpMenuBean(); popUpMenuBean.setImgResId(R.drawable.nav_menu_share); popUpMenuBean.setItemStr("分享"); menuList.add(popUpMenuBean); PopUpMenuBean popUpMenuBean1 = new PopUpMenuBean(); popUpMenuBean1.setImgResId(R.drawable.nav_menu_fabu); popUpMenuBean1.setItemStr("發佈"); menuList.add(popUpMenuBean1); PopupWindowMenuUtil.showPopupWindows(MainActivity.this, mMoreImg, menuList, new PopupWindowMenuUtil.OnListItemClickLitener() { @Override public void onListItemClick(int position) { //若是position == -1,預留位,用來標明是點擊彈出框外面的區域 if(position != -1) { if(menuList.get(position).getItemStr().equals("發佈")){ Toast.makeText(MainActivity.this,"發佈",Toast.LENGTH_SHORT).show(); }else if(menuList.get(position).getItemStr().equals("分享")){ Toast.makeText(MainActivity.this,"分享",Toast.LENGTH_SHORT).show(); } } } }); } }
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