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  1. PODetecting android Activity launches
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    copied!<p>I have searched the stackoverflow for this question and found : <a href="https://stackoverflow.com/questions/3290936/android-detect-when-other-apps-are-launched">Android, Detect when other apps are launched</a> and <a href="https://stackoverflow.com/questions/12072135/reliable-way-to-detect-application-launch-from-home-desktop">Reliable way to detect application launch from home / desktop?</a> , which kind of answers my question but it's still not enough.</p> <p><strong>What I want to do</strong> I want to create a widget/app that shows the user of the device a list of recent apps and a list of most used apps.</p> <p><strong>Problem</strong> How can I have accurate data about the apps in order to build a list of most used apps.</p> <p><strong>Base information</strong></p> <ul> <li>I am compiling my own Android OS (4.2 based) code so I have access to everything.</li> <li>I am developing the launcher as well.</li> <li>It needs to pass the CTS and be Google approved.</li> <li>I can make the app with system privileges.</li> <li>I know that this might be a security issue for Google.</li> </ul> <p><strong>Some solutions</strong></p> <p>The recent apps can be found via ActityManager, getRecentApps method, so now problem there. </p> <p>I have searched the web for this and already found the following solutions:</p> <ol> <li>Use a service to query the activityManager, getRunningTasks method every X seconds and build the list ( innacurate information, also using a lot of batery ). </li> <li>Use the logcat to get this information (seems like a hack to me, needs system permissions)</li> <li>Change the activityManager itself in order to provide this information (will most likely fail the CTS tests)</li> <li>Use the launcher to verify the apps that were launched (misses the apps launched inside other apps)</li> </ol> <p>Anything else I have missed?</p> <p>Thanks in advance, Tiago Costa</p>
 

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