写一个AppInfo实体类,包含应用程序的label以及应用图标icon,还包含ImageView;并实现set获取PackageInfo的应用图标以及应用名称,使用ApplicationViewHolder绑定数据
时间: 2024-02-28 11:55:23 浏览: 22
好的,以下是AppInfo实体类的代码:
```java
public class AppInfo {
private String label;
private Drawable icon;
public AppInfo(String label, Drawable icon) {
this.label = label;
this.icon = icon;
}
public String getLabel() {
return label;
}
public void setLabel(String label) {
this.label = label;
}
public Drawable getIcon() {
return icon;
}
public void setIcon(Drawable icon) {
this.icon = icon;
}
}
```
然后是ApplicationViewHolder类的代码:
```java
public class ApplicationViewHolder extends RecyclerView.ViewHolder {
private ImageView iconImageView;
private TextView labelTextView;
public ApplicationViewHolder(@NonNull View itemView) {
super(itemView);
iconImageView = itemView.findViewById(R.id.icon_image_view);
labelTextView = itemView.findViewById(R.id.label_text_view);
}
public void bind(AppInfo appInfo) {
iconImageView.setImageDrawable(appInfo.getIcon());
labelTextView.setText(appInfo.getLabel());
}
}
```
最后是获取PackageInfo的应用图标以及应用名称的代码:
```java
PackageManager pm = context.getPackageManager();
List<ApplicationInfo> packages = pm.getInstalledApplications(PackageManager.GET_META_DATA);
for (ApplicationInfo packageInfo : packages) {
String label = packageInfo.loadLabel(pm).toString();
Drawable icon = packageInfo.loadIcon(pm);
AppInfo appInfo = new AppInfo(label, icon);
appInfoList.add(appInfo);
}
```
将获取到的AppInfo数据传入到RecyclerView的Adapter中使用即可。