add a copy/move menu item to media activity

app/src/main/java/com/simplemobiletools/gallery/activities/MediaActivity.java

@@ -34,9 +34,13 @@ import com.simplemobiletools.gallery.Constants;
 import com.simplemobiletools.gallery.R;
 import com.simplemobiletools.gallery.Utils;
 import com.simplemobiletools.gallery.adapters.MediaAdapter;
+import com.simplemobiletools.gallery.asynctasks.CopyTask;
 import com.simplemobiletools.gallery.dialogs.ChangeSorting;
+import com.simplemobiletools.gallery.dialogs.CopyDialog;
 import com.simplemobiletools.gallery.models.Medium;
 
+import org.jetbrains.annotations.NotNull;
+
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
@@ -49,7 +53,7 @@ import butterknife.ButterKnife;
 
 public class MediaActivity extends SimpleActivity
         implements AdapterView.OnItemClickListener, GridView.MultiChoiceModeListener, GridView.OnTouchListener,
-        SwipeRefreshLayout.OnRefreshListener, ChangeSorting.ChangeDialogListener {
+        SwipeRefreshLayout.OnRefreshListener, ChangeSorting.ChangeDialogListener, CopyTask.CopyDoneListener {
     private static final String TAG = MediaActivity.class.getSimpleName();
     @BindView(R.id.media_grid) GridView mGridView;
     @BindView(R.id.media_holder) SwipeRefreshLayout mSwipeRefreshLayout;
@@ -409,6 +413,29 @@ public class MediaActivity extends SimpleActivity
         return getIntent().getBooleanExtra(Constants.SET_WALLPAPER_INTENT, false);
     }
 
+    private void displayCopyDialog() {
+        if (Utils.Companion.isShowingWritePermissions(this, new File(mPath)))
+            return;
+
+        final List<File> files = new ArrayList<>();
+
+        final SparseBooleanArray items = mGridView.getCheckedItemPositions();
+        final int cnt = items.size();
+        for (int i = 0; i < cnt; i++) {
+            if (items.valueAt(i)) {
+                final int id = items.keyAt(i);
+                files.add(new File(mMedia.get(id).getPath()));
+            }
+        }
+
+        new CopyDialog(this, files, this, new CopyDialog.OnCopyListener() {
+            @Override
+            public void onSuccess() {
+
+            }
+        });
+    }
+
     @Override
     public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
         final String curItemPath = mMedia.get(position).getPath();
@@ -486,6 +513,9 @@ public class MediaActivity extends SimpleActivity
                 prepareForDeleting();
                 mode.finish();
                 return true;
+            case R.id.cab_copy:
+                displayCopyDialog();
+                return true;
             default:
                 return false;
         }
@@ -519,4 +549,14 @@ public class MediaActivity extends SimpleActivity
     public void sortingDialogClosed() {
         initializeGallery();
     }
+
+    @Override
+    public void copySucceeded(@NotNull File destinationDir) {
+
+    }
+
+    @Override
+    public void copyFailed() {
+
+    }
 }

app/src/main/java/com/simplemobiletools/gallery/activities/ViewPagerActivity.java

@@ -43,7 +43,7 @@ import butterknife.OnClick;
 
 public class ViewPagerActivity extends SimpleActivity
         implements ViewPager.OnPageChangeListener, View.OnSystemUiVisibilityChangeListener, ViewPager.OnTouchListener,
-        ViewPagerFragment.FragmentClickListener, CopyTask.CopyListener {
+        ViewPagerFragment.FragmentClickListener, CopyTask.CopyDoneListener {
     @BindView(R.id.undo_delete) View mUndoBtn;
     @BindView(R.id.view_pager) MyViewPager mPager;
 

app/src/main/kotlin/com/simplemobiletools/gallery/asynctasks/CopyTask.kt

@@ -8,9 +8,9 @@ import com.simplemobiletools.gallery.Utils
 import java.io.*
 import java.lang.ref.WeakReference
 
-class CopyTask(listener: CopyTask.CopyListener, val context: Context) : AsyncTask<Pair<List<File>, File>, Void, Boolean>() {
+class CopyTask(listener: CopyTask.CopyDoneListener, val context: Context) : AsyncTask<Pair<List<File>, File>, Void, Boolean>() {
     private val TAG = CopyTask::class.java.simpleName
-    private var mListener: WeakReference<CopyListener>? = null
+    private var mListener: WeakReference<CopyDoneListener>? = null
     private var destinationDir: File? = null
 
     init {
@@ -111,7 +111,7 @@ class CopyTask(listener: CopyTask.CopyListener, val context: Context) : AsyncTas
         }
     }
 
-    interface CopyListener {
+    interface CopyDoneListener {
         fun copySucceeded(destinationDir: File)
 
         fun copyFailed()

app/src/main/kotlin/com/simplemobiletools/gallery/dialogs/CopyDialog.kt

@@ -16,7 +16,7 @@ import kotlinx.android.synthetic.main.copy_item.view.*
 import java.io.File
 import java.util.*
 
-class CopyDialog(val activity: Activity, val files: List<File>, val copyListener: CopyTask.CopyListener, val listener: OnCopyListener) {
+class CopyDialog(val activity: Activity, val files: List<File>, val copyListener: CopyTask.CopyDoneListener, val listener: OnCopyListener) {
 
     init {
         val context = activity
@@ -49,7 +49,7 @@ class CopyDialog(val activity: Activity, val files: List<File>, val copyListener
                     return@setOnClickListener
                 }
 
-                if (view.source.text.trimEnd('/') == destinationPath.trimEnd('/')) {
+                if (view.source.text.trimEnd('/') == view.destination.text.trimEnd('/')) {
                     context.toast(R.string.source_and_destination_same)
                     return@setOnClickListener
                 }

app/src/main/res/menu/cab_media.xml

@@ -16,4 +16,8 @@
         android:icon="@mipmap/delete"
         android:title="@string/delete"
         app:showAsAction="ifRoom"/>
+    <item
+        android:id="@+id/cab_copy"
+        android:title="@string/copy_move"
+        app:showAsAction="never"/>
 </menu>

app/src/main/res/menu/viewpager_menu.xml

@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
       xmlns:app="http://schemas.android.com/apk/res-auto">
-    <item
-        android:id="@+id/menu_set_as_wallpaper"
-        android:title="@string/set_as_wallpaper"
-        app:showAsAction="never"/>
     <item
         android:id="@+id/menu_copy"
         android:title="@string/copy_move"
         app:showAsAction="never"/>
+    <item
+        android:id="@+id/menu_set_as_wallpaper"
+        android:title="@string/set_as_wallpaper"
+        app:showAsAction="never"/>
     <item
         android:id="@+id/menu_open_with"
         android:title="@string/open_with"