修复内存泄漏的问题

Author: devilsen

README.md

@@ -9,7 +9,7 @@ C++ port of ZXing for Android
 ### 使用
 在gradle中:
 ``` groovy
-implementation 'me.devilsen:CZXing:0.9.1'
+implementation 'me.devilsen:CZXing:0.9.2'
 ```
 建议加入abiFilters
 ```gradle

czxing/build.gradle

@@ -6,8 +6,8 @@ android {
     defaultConfig {
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 16
-        versionName "0.9.1"
+        versionCode 17
+        versionName "0.9.2"
 
         externalNativeBuild {
             cmake {

czxing/src/main/java/me/devilsen/czxing/ScanActivity.java

@@ -129,6 +129,8 @@ protected void onDestroy() {
         mScanView.onDestroy(); // 销毁二维码扫描控件
         mSoundPoolUtil.release();
         super.onDestroy();
+        ScanActivityDelegate.getInstance().setScanResultDelegate(null);
+        ScanActivityDelegate.getInstance().setOnClickAlbumDelegate(null);
     }
 
     @Override

sample/build.gradle

@@ -47,9 +47,9 @@ android {
 
 dependencies {
 
-//    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.0-beta-3'
+    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.0-beta-3'
 //    implementation project(':czxing')
-    implementation 'me.devilsen:CZXing:0.9.1'
+    implementation 'me.devilsen:CZXing:0.9.2'
 
     implementation rootProject.ext.appcompat
     testImplementation rootProject.ext.junit