/
DrawableRefWatcher.java
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/
DrawableRefWatcher.java
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package com.yocn.simpleleak.leakcanary;
import android.app.Activity;
import android.app.Application;
import android.os.Bundle;
import android.util.Log;
import com.yocn.simpleleak.BaseActivity;
public final class DrawableRefWatcher {
public static final String TAG = "RefWatcher";
public static void install(Application application, RefWatcher refWatcher) {
new DrawableRefWatcher(application, refWatcher).watchActivities();
}
private final Application.ActivityLifecycleCallbacks lifecycleCallbacks =
new Application.ActivityLifecycleCallbacks() {
@Override
public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
}
@Override
public void onActivityStarted(Activity activity) {
}
@Override
public void onActivityResumed(Activity activity) {
}
@Override
public void onActivityPaused(Activity activity) {
}
@Override
public void onActivityStopped(Activity activity) {
}
@Override
public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
}
@Override
public void onActivityDestroyed(Activity activity) {
Log.d(TAG, activity.getLocalClassName() + " onActivityDestroyed");
DrawableRefWatcher.this.onActivityDestroyed((BaseActivity) activity);
}
};
private final Application application;
private final RefWatcher refWatcher;
/**
* Constructs an {@link DrawableRefWatcher} that will make sure the activities are not leaking
* after they have been destroyed.
*/
public DrawableRefWatcher(Application application, RefWatcher refWatcher) {
this.application = application;
this.refWatcher = refWatcher;
}
void onActivityDestroyed(BaseActivity activity) {
refWatcher.watch(activity.iv.getDrawable(), activity.getLocalClassName() + "-" + activity.iv.getDrawable().getClass().getSimpleName());
}
public void watchActivities() {
// Make sure you don't get installed twice.
stopWatchingActivities();
application.registerActivityLifecycleCallbacks(lifecycleCallbacks);
}
public void stopWatchingActivities() {
application.unregisterActivityLifecycleCallbacks(lifecycleCallbacks);
}
}