Material file picker library for Android by Arte al Programar

What's new

• Require Android Jelly Bean 4.1.x (API 16+)
• Android 10 Compatibility
• Material Components for Android Support
• Night Mode Support
• New Icon Designs

Add your project

Download library and add it to your project

or use JitPack.io

build.gradle (Project)

allprojects {
    repositories {
        jcenter()
        maven { url "https://jitpack.io" }
    }
}


build.gradle (Module: app)

dependencies {
    ...
    implementation 'com.github.arteaprogramar:Android_MaterialFilePicker:version'
}

Using (IMPORTANT)

• Add to Values

colors.xml
<resources>
    ...
    <color name="colorBackground">#fafafa</color>
    ...
</resources>

styles.xml

<resources>

    ...
    <item name="android:colorBackground">@color/colorBackground</item>
    ...
</resources>

• Open your class and add the following code

...
public static final int FILE_PICKER_REQUEST_CODE = 989
...

MaterialFilePicker()
    // Pass a source of context. Can be:
    //    .withActivity(Activity activity)
    //    .withFragment(Fragment fragment)
    //    .withSupportFragment(androidx.fragment.app.Fragment fragment)
    .withActivity(this)
    // With cross icon on the right side of toolbar for closing picker straight away
    .withCloseMenu(true)
    // Entry point path (user will start from it)
    .withPath(alarmsFolder.absolutePath)
    // Root path (user won't be able to come higher than it)
    .withRootPath(externalStorage.absolutePath)
    // Showing hidden files
    .withHiddenFiles(true)
    // Want to choose only jpg images
    .withFilter(Pattern.compile(".*\\.(jpg|jpeg)$"))
    // Don't apply filter to directories names
    .withFilterDirectories(false)
    .withTitle("Sample title")
    .withRequestCode(FILE_PICKER_REQUEST_CODE)
    .start()
...

Override on activity result:

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);

    if (requestCode == FILE_PICKER_REQUEST_CODE && resultCode == RESULT_OK) {
        String filePath = data.getStringExtra(FilePickerActivity.RESULT_FILE_PATH);
        // Do anything with file
    }
}

Themes

To create a compatible (Light/Dark) theme, you can change the following colors to suit your theme.

    <!-- App Colors -->
    <color name="colorPrimary">?colorPrimary</color>
    <color name="colorPrimaryDark">?colorPrimaryDark</color>
    <color name="colorAccent">?colorAccent</color>
    <color name="colorBackground">?android:colorBackground</color>

    <!-- Default Colors -->
    <color name="textColorPrimary">#212121</color>
    <color name="colorControlHighlight">#4000695C</color>

    <!-- (API 21 Status Bar Color) (API 23 Navigation Bar Color)-->
    <color name="colorPrimaryDarkVariant">#8a000000</color>

Runtime permissions:

You should handle runtime permissions in activity, from what you called Material File Picker. Look here for example code.