Add a new method in FileUtils.java and changed the old method createGetContentIntent()

.gitignore

@@ -1,54 +1,8 @@
-# ndk generated files
-**/obj/
-
-# built application files
-*.apk
-*.ap_
-
-# lint files
-lint.xml
-
-# files for the dex VM
-*.dex
-
-# Java class files
-*.class
-
-# generated files
-bin/
-gen/
-classes/
-gen-external-apklibs/
-
-# maven output folder
-target
-
-# Local configuration file (sdk path, etc)
+build
+.idea
+.gradle
+gradle
 local.properties
+import-summary.txt
+aFileChooser.iml
 
-# Eclipse project files
-.classpath
-.project
-.metadata
-.settings
-
-# Proguard folder generated by Eclipse
-proguard/
-
-# IntelliJ files
-*.iml
-*.ipr
-*.iws
-.idea/
-
-# OSX files
-.DS_Store
-
-# Windows files
-Thumbs.db
-
-# vi swap files
-*.swp
-
-# backup files
-*.bak

aFileChooser/.gitignore

@@ -0,0 +1,2 @@
+build
+aFileChooser-aFileChooser.iml

aFileChooser/build.gradle

@@ -0,0 +1,22 @@
+apply plugin: 'com.android.library'
+
+android {
+    compileSdkVersion 19
+    buildToolsVersion "24.0.1"
+
+    defaultConfig {
+        minSdkVersion 7
+        targetSdkVersion 7
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+        }
+    }
+}
+
+dependencies {
+    compile 'com.android.support:support-v4:19.1.0'
+}