android 判斷應用是否有圖標

>package com.cn.sz.fisi.appinfo.mode;

import android.graphics.drawable.Drawable;

public class AppInfo {

String appName;

String packageName;

Drawable drawable;

public AppInfo(){}

public AppInfo(String appName){

this.appName = appName;

}

public AppInfo(String appName, String packageName){

this.appName = appName;

this.packageName = packageName;

}

public AppInfo(String appName,String packageName, Drawable drawable){

this.appName = appName;

this.packageName = packageName;

this.drawable = drawable;

}

public String getAppName() {

if(null == appName)

return "";

else

return appName;

}

public void setAppName(String appName) {

this.appName = appName;

}

public String getPackageName() {

if(null == packageName)

return "";

else

return packageName;

}

public void setPackageName(String packageName) {

this.packageName = packageName;

}

public Drawable getDrawable() {

return drawable;

}

public void setDrawable(Drawable drawable) {

this.drawable = drawable;

}

}</span>

Activity 代碼

[html] view plain copy

<span style="font-size:14px;">package com.cn.sz.fisi.appinfo;

import java.util.ArrayList;

import java.util.List;

import com.cn.sz.fisi.appinfo.adapter.AppInfosAdapter;

import com.cn.sz.fisi.appinfo.mode.AppInfo;

import android.os.Bundle;

import android.app.Activity;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.graphics.drawable.Drawable;

import android.view.Menu;

import android.widget.ListView;

public class MainActivity extends Activity {

ListView appInfoListView = null;

List<AppInfo> appInfos = null;

AppInfosAdapter infosAdapter = null;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

appInfoListView = (ListView)this.findViewById(R.id.appinfo_list);

appInfos = getAppInfos();

updateUI(appInfos);

}

public void updateUI(List<AppInfo> appInfos){

if(null != appInfos){

infosAdapter = new AppInfosAdapter(getApplication(), appInfos);

appInfoListView.setAdapter(infosAdapter);

}

}

<span style="color:#ff0000;background-color: rgb(255, 255, 255);"> // 獲取包名信息

public List<AppInfo> getAppInfos(){

PackageManager pm = getApplication().getPackageManager();

List<PackageInfo> packgeInfos = pm.getInstalledPackages(PackageManager.GET_UNINSTALLED_PACKAGES);

appInfos = new ArrayList<AppInfo>();

/* 獲取應用程序的名稱，不是包名，而是清單文件中的lab

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