获取应用程序图标为int标识符 [英] Get the app icon as int identifier

问题描述

我想检索应用程序的图标。如果我用

I want to retrieve the icon of an app. If I use

String pkg = "com.app.my";
Drawable icon = getContext().getPackageManager().getApplicationIcon(pkg);

其结果是一个可绘制。我怎么可以检索相关资源的ID为把它当作额外的在意图是什么？谢谢！

The result is a Drawable. how can I retrieve the id of the associated resource for passing it as extra in an intent? THanks!

推荐答案

下面的代码片段应该做的伎俩。

The following snippet should do the trick.

PackageManager pm = getPackageManager();
String pkg = "com.app.my";

try {
    ApplicationInfo ai = pm.getApplicationInfo(pkg, 0);
    int iconId = ai.icon;
} catch (NameNotFoundException e) {
    // ...
}

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