以编程方式启用/禁用活动 [英] Enable/disable an activity programmatically

问题描述

我的应用程序中有一个活动，我一直保持为

I have an activity in in my app which I have kept as

android:enabled="false"

现在，我希望单击按钮时，它应该将更改器更改为

now I want that when a button is clicked it should get changer to

android:enabled="true"

我该怎么做?

推荐答案

以下是启用/禁用活动的示例:

Here's an example how to enable/disable an Activity:

    PackageManager pm = getPackageManager(); 
    pm.setComponentEnabledSetting(new ComponentName(this, com.packagename.MyActivity.class),
                                  PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);

    pm.setComponentEnabledSetting(new ComponentName(this, com.packagename.MyActivity.class),
                                  PackageManager.COMPONENT_ENABLED_STATE_ENABLED, PackageManager.DONT_KILL_APP);

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