app/src/main/res/layout/activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="noob.com.noobfilechooser.MainActivity">
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="onChooseFileClick"
android:text="Choose File/Folder"/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="onDeleteFileClick"
android:text="Delete File"/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:onClick="onRenameFileClick"
android:text="Rename File"/>
<TextView
android:id="@+id/file_name_text"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="file name"/>
<TextView
android:id="@+id/file_type_text"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="file type"/>
<TextView
android:id="@+id/file_uri_text"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="file URI"/>
<ImageView
android:id="@+id/image_view"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:visibility="gone"
android:contentDescription="Place to Preview Image"/>
</LinearLayout>