add view mode method

Author: katcom

app/src/main/java/com/katcom/androidFileVault/PreviewMode.java

@@ -0,0 +1,9 @@
+package com.katcom.androidFileVault;
+
+public abstract class PreviewMode {
+    final public static String FILE_DETAIL = "File Detail";
+    final public static String PREVIEW_SMALL = "Preview Small";
+    final public static String PREVIEW_MEDIUM = "Preview Medium";
+    final public static String PREVIEW_BIG = "Preview Big";
+
+}

app/src/main/java/com/katcom/androidFileVault/VaultFragment.java

@@ -13,7 +13,6 @@
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ImageView;
 import android.widget.TextView;
 
 import java.io.File;
@@ -23,8 +22,11 @@ public class VaultFragment extends Fragment {
     private DrawerLayout mDrawer;
     private NavigationView mNavigation;
     private RecyclerView mFileRecyclerView;
-    private FileAdapter mAdapter;
+    private RecyclerView.Adapter mAdapter;
+    private FileAdapterPreviewSmall mAdapterPreviewSmall;
     private FileVault mVault;
+
+    private String mPreviewMode;
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -52,7 +54,9 @@ public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
         copySampleFiles();
 
         mVault = FileVault.get(this.getContext());
+        mPreviewMode = PreviewMode.PREVIEW_SMALL;
         updateUI();
+        //updateUI();
         return view;
     }
 
@@ -66,11 +70,32 @@ private void copySampleFiles() {
 
     private void updateUI() {
         List<ProtectedFile> files = mVault.getFiles();
+        switch(mPreviewMode){
+            case PreviewMode.FILE_DETAIL:
+                showFileDetail(files);
+                break;
+            case PreviewMode.PREVIEW_SMALL:
+                showSmallPreview(files);
+                break;
+        }
+        /* original code
+        List<ProtectedFile> files = mVault.getFiles();
+        mAdapter = new FileAdapterFileDetail(files);
+        mFileRecyclerView.setAdapter(mAdapter);
+        */
+    }
 
-        mAdapter = new FileAdapter(files);
+    private void showSmallPreview(List<ProtectedFile> files) {
+        mAdapter = new FileAdapterPreviewSmall(files);
         mFileRecyclerView.setAdapter(mAdapter);
     }
 
+    private void showFileDetail(List<ProtectedFile> files) {
+        mAdapter = new FileAdapterFileDetail(files);
+        mFileRecyclerView.setAdapter(mAdapter);
+    }
+
+
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater){
         inflater.inflate(R.menu.export_menu,menu);
@@ -85,39 +110,77 @@ public boolean onOptionsItemSelected(MenuItem item){
         return true;
     }
 
-    private class FileHolder extends RecyclerView.ViewHolder{
+    private class FileHolderFileDetail extends RecyclerView.ViewHolder{
         public TextView mFileTextView;
-        public FileHolder(@NonNull View itemView) {
+        public FileHolderFileDetail(@NonNull View itemView) {
             super(itemView);
             mFileTextView = (TextView) itemView.findViewById(R.id.file_preview_filename_name_text_view);
 
         }
     }
-    private class FileAdapter extends  RecyclerView.Adapter<FileHolder>{
+    private class FileAdapterFileDetail extends  RecyclerView.Adapter<FileHolderFileDetail>{
         private List<ProtectedFile> mFiles;
 
-        public FileAdapter(List<ProtectedFile> files){
+        public FileAdapterFileDetail(List<ProtectedFile> files){
             mFiles = files;
         }
         @NonNull
         @Override
-        public FileHolder onCreateViewHolder(@NonNull ViewGroup parent, int i) {
+        public FileHolderFileDetail onCreateViewHolder(@NonNull ViewGroup parent, int i) {
             LayoutInflater layoutInflater = LayoutInflater.from(getActivity());
             View view = layoutInflater
                     .inflate(R.layout.item_file_preview_filename,parent,false);
 
-            return new FileHolder(view);
+            return new FileHolderFileDetail(view);
+        }
+
+        @Override
+        public void onBindViewHolder(@NonNull FileHolderFileDetail fileHolder, int position) {
+            ProtectedFile file = mFiles.get(position);
+            fileHolder.mFileTextView.setText(file.getFilename());
+        }
+
+        @Override
+        public int getItemCount() {
+            return mFiles.size();
+        }
+    }
+
+
+    private class FileHolderPreviewSmall extends RecyclerView.ViewHolder{
+        public TextView mFileTextView;
+        public FileHolderPreviewSmall(@NonNull View itemView) {
+            super(itemView);
+            mFileTextView = (TextView) itemView.findViewById(R.id.file_preview_filename_text_view);
+        }
+    }
+    private class FileAdapterPreviewSmall extends  RecyclerView.Adapter<FileHolderPreviewSmall>{
+        private List<ProtectedFile> mFiles;
+
+        public FileAdapterPreviewSmall(@NonNull List<ProtectedFile> files){
+            mFiles = files;
         }
 
         @Override
-        public void onBindViewHolder(@NonNull FileHolder fileHolder, int position) {
+        public FileHolderPreviewSmall onCreateViewHolder(@NonNull ViewGroup parent, int i) {
+            LayoutInflater layoutInflater = LayoutInflater.from(getActivity());
+            View view = layoutInflater
+                    .inflate(R.layout.item_file_preview_small,parent,false);
+
+            return new FileHolderPreviewSmall(view);
+        }
+
+        @Override
+        public void onBindViewHolder(@NonNull FileHolderPreviewSmall fileHolder, int position) {
             ProtectedFile file = mFiles.get(position);
             fileHolder.mFileTextView.setText(file.getFilename());
+
         }
 
         @Override
         public int getItemCount() {
             return mFiles.size();
         }
     }
+
 }

app/src/main/res/layout/item_file_preview_small.xml

@@ -2,20 +2,20 @@
 <LinearLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="200dp"
-    android:layout_height="200dp"
+    android:layout_width="100dp"
+    android:layout_height="100dp"
     android:orientation="vertical"
     android:gravity="center">
 
     <ImageView
         android:id="@+id/file_preview_image_view"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
+        android:layout_width="50dp"
+        android:layout_height="50dp"
         android:src="@drawable/ic_launcher_background"/>
     <TextView
         android:id="@+id/file_preview_filename_text_view"
         android:layout_below="@id/file_preview_image_view"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="sample"/>
+        android:text="sample_data_is_veryyyyyyyyyyyyyyyyyy_long"/>
 </LinearLayout>