Replaced the deprecated ActionBarActivity, moved to AndroidStudio 3.x…

…, fixed some crashes

build.gradle

@@ -2,10 +2,11 @@
 
 buildscript {
     repositories {
+        google()
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.12.2'
+        classpath 'com.android.tools.build:gradle:3.1.3'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -14,6 +15,9 @@ buildscript {
 
 allprojects {
     repositories {
+        google()
+        mavenLocal()
+        mavenCentral()
         jcenter()
     }
 }

demo-app/build.gradle

@@ -1,27 +1,32 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 20
-    buildToolsVersion '20.0.0'
+    compileSdkVersion 27
+    buildToolsVersion "27.0.2"
     defaultConfig {
         applicationId 'com.psaravan.filebrowserview.demo'
-        minSdkVersion 14
-        targetSdkVersion 20
+        minSdkVersion 19
+        targetSdkVersion 21
         versionCode 1
         versionName '1.0'
     }
-    buildTypes {
-        release {
-            runProguard false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-        }
-    }
-    productFlavors {
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
     }
+//    buildTypes {
+//        release {
+//            runProguard false
+//            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+//        }
+//    }
+//    productFlavors {
+//    }
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
-    compile 'com.android.support:appcompat-v7:20.0.0'
-    compile project(':library')
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+    implementation 'com.android.support:appcompat-v7:27.0.0'
+    implementation project(':library')
 }

demo-app/src/main/AndroidManifest.xml

@@ -2,6 +2,10 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.psaravan.filebrowserview.demo" >
 
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.INTERNET"/>
+
     <application
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"

demo-app/src/main/java/com/psaravan/filebrowserview/demo/DialogFragment/DialogFragment.java

@@ -17,6 +17,7 @@
 
 import android.content.Context;
 import android.os.Bundle;
+import android.os.Environment;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -47,7 +48,7 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle sa
 
         //Customize the view.
         mFileBrowserView.setFileBrowserLayoutType(FileBrowserView.FILE_BROWSER_LIST_LAYOUT) //Set the type of view to use.
-                        .setDefaultDirectory(new File("/")) //Set the default directory to show.
+                        .setDefaultDirectory(Environment.getExternalStorageDirectory()) //Set the default directory to show.
                         .setShowHiddenFiles(true) //Set whether or not you want to show hidden files.
                         .showItemSizes(true) //Shows the sizes of each item in the list.
                         .showOverflowMenus(true) //Shows the overflow menus for each item in the list.

demo-app/src/main/java/com/psaravan/filebrowserview/demo/GridActivity/GridActivity.java

@@ -18,6 +18,7 @@
 import android.app.Activity;
 import android.content.Context;
 import android.os.Bundle;
+import android.os.Environment;
 
 import com.psaravan.filebrowserview.demo.R;
 import com.psaravan.filebrowserview.lib.Interfaces.NavigationInterface;
@@ -49,7 +50,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
         //Customize the view.
         mFileBrowserView.setFileBrowserLayoutType(FileBrowserView.FILE_BROWSER_GRID_LAYOUT) //Set the type of view to use.
-                        .setDefaultDirectory(new File("/")) //Set the default directory to show.
+                        .setDefaultDirectory(Environment.getExternalStorageDirectory()) //Set the default directory to show.
                         .setShowHiddenFiles(true) //Set whether or not you want to show hidden files.
                         .showItemSizes(true) //Shows the sizes of each item in the list.
                         .showOverflowMenus(true) //Shows the overflow menus for each item in the list.
@@ -70,7 +71,7 @@ protected void onCreate(Bundle savedInstanceState) {
         @Override
         public void onNewDirLoaded(File dirFile) {
             //Update the action bar title.
-            getActionBar().setTitle(dirFile.getAbsolutePath());
+            setTitle(dirFile.getAbsolutePath());
         }
 
         @Override
@@ -92,17 +93,20 @@ public void onFileFolderOpenFailed(File file) {
 
     @Override
     public void onBackPressed() {
-        if (mFileBrowserView!=null) {
+        if (mFileBrowserView != null) {
             File parentDir = mFileBrowserView.getParentDir();
 
-            if (parentDir!=null) {
-                mFileBrowserView.getFileBrowserEngine().loadDir(parentDir);
+            if (parentDir != null) {
+                try {
+                    mFileBrowserView.getFileBrowserEngine().loadDir(parentDir);
+                    mFileBrowserView.setDefaultDirectory(parentDir);
+                    mFileBrowserView.init();
+                } catch (Exception ex) {
+                    super.onBackPressed();
+                }
             } else {
                 super.onBackPressed();
             }
-
         }
-
     }
-
 }

demo-app/src/main/java/com/psaravan/filebrowserview/demo/ListActivity/ListActivity.java

@@ -18,6 +18,8 @@
 import android.app.Activity;
 import android.content.Context;
 import android.os.Bundle;
+import android.os.Environment;
+import android.util.Log;
 
 import com.psaravan.filebrowserview.demo.R;
 import com.psaravan.filebrowserview.lib.Interfaces.NavigationInterface;
@@ -49,7 +51,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
         //Customize the view.
         mFileBrowserView.setFileBrowserLayoutType(FileBrowserView.FILE_BROWSER_LIST_LAYOUT) //Set the type of view to use.
-                        .setDefaultDirectory(new File("/")) //Set the default directory to show.
+                        .setDefaultDirectory(Environment.getExternalStorageDirectory()) //Set the default directory to show.
                         .setShowHiddenFiles(true) //Set whether or not you want to show hidden files.
                         .showItemSizes(true) //Shows the sizes of each item in the list.
                         .showOverflowMenus(true) //Shows the overflow menus for each item in the list.
@@ -70,22 +72,22 @@ protected void onCreate(Bundle savedInstanceState) {
         @Override
         public void onNewDirLoaded(File dirFile) {
             //Update the action bar title.
-            getActionBar().setTitle(dirFile.getAbsolutePath());
+            setTitle(dirFile.getAbsolutePath());
         }
 
         @Override
         public void onFileOpened(File file) {
-
+            Log.d("ListActivity", "onFileOpened");
         }
 
         @Override
         public void onParentDirLoaded(File dirFile) {
-
+            Log.d("ListActivity", "onParentDirLoaded");
         }
 
         @Override
         public void onFileFolderOpenFailed(File file) {
-
+            Log.d("ListActivity", "onFileFolderOpenFailed");
         }
 
     };
@@ -96,7 +98,15 @@ public void onBackPressed() {
             File parentDir = mFileBrowserView.getParentDir();
 
             if (parentDir!=null) {
-                mFileBrowserView.getFileBrowserEngine().loadDir(parentDir);
+                try {
+                    mFileBrowserView.getFileBrowserEngine().loadDir(parentDir);
+                    mFileBrowserView.setDefaultDirectory(parentDir);
+                    mFileBrowserView.init();
+                }
+                catch(Exception ex)
+                {
+                    super.onBackPressed();
+                }
             } else {
                 super.onBackPressed();
             }

demo-app/src/main/java/com/psaravan/filebrowserview/demo/MainActivity/MainActivity.java

@@ -19,7 +19,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
-import android.support.v7.app.ActionBarActivity;
+import android.support.v7.app.AppCompatActivity;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
@@ -36,7 +36,7 @@
  *
  * @author Saravan Pantham
  */
-public class MainActivity extends ActionBarActivity {
+public class MainActivity extends AppCompatActivity {
 
     //Context.
     private Context mContext;

demo-app/src/main/java/com/psaravan/filebrowserview/demo/TabbedBrowsingActivity/TabbedListActivity.java

@@ -72,7 +72,7 @@ protected void onCreate(Bundle savedInstanceState) {
         @Override
         public void onNewDirLoaded(File dirFile) {
             //Update the action bar title.
-            getActionBar().setTitle(dirFile.getAbsolutePath());
+            setTitle(dirFile.getAbsolutePath());
         }
 
         @Override

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-1.12-all.zip
+distributionUrl=http\://services.gradle.org/distributions/gradle-4.4-all.zip

library/build.gradle

@@ -1,27 +1,32 @@
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 20
-    buildToolsVersion '20.0.0'
+    compileSdkVersion 27
+    buildToolsVersion "27.0.2"
     defaultConfig {
-        applicationId 'com.psaravan.filebrowserview.lib'
-        minSdkVersion 14
-        targetSdkVersion 20
+        minSdkVersion 19
+        targetSdkVersion 21
         versionCode 1
         versionName '1.0'
     }
-    buildTypes {
-        release {
-            runProguard false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-        }
-    }
-    productFlavors {
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
     }
+
+//    buildTypes {
+//        release {
+////            runProguard false
+////            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+//        }
+//    }
+//    productFlavors {
+//    }
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
-    compile 'com.android.support:appcompat-v7:20.0.0'
-    compile files('libs/commons-io-2.4.jar')
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+    implementation 'com.android.support:appcompat-v7:27.0.0'
+    implementation files('libs/commons-io-2.4.jar')
 }