create the copy dialog at viewpageractivity

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

@@ -23,6 +23,8 @@ import com.simplemobiletools.gallery.MyViewPager;
 import com.simplemobiletools.gallery.R;
 import com.simplemobiletools.gallery.Utils;
 import com.simplemobiletools.gallery.adapters.MyPagerAdapter;
+import com.simplemobiletools.gallery.asynctasks.CopyTask;
+import com.simplemobiletools.gallery.dialogs.CopyDialog;
 import com.simplemobiletools.gallery.dialogs.RenameFileDialog;
 import com.simplemobiletools.gallery.fragments.ViewPagerFragment;
 import com.simplemobiletools.gallery.models.Medium;
@@ -41,7 +43,7 @@ import butterknife.OnClick;
 
 public class ViewPagerActivity extends SimpleActivity
         implements ViewPager.OnPageChangeListener, View.OnSystemUiVisibilityChangeListener, ViewPager.OnTouchListener,
-        ViewPagerFragment.FragmentClickListener {
+        ViewPagerFragment.FragmentClickListener, CopyTask.CopyListener {
     @BindView(R.id.undo_delete) View mUndoBtn;
     @BindView(R.id.view_pager) MyViewPager mPager;
 
@@ -185,7 +187,16 @@ public class ViewPagerActivity extends SimpleActivity
     }
 
     private void displayCopyDialog() {
+        final File file = getCurrentFile();
+        final List<File> files = new ArrayList<>();
+        files.add(file);
 
+        new CopyDialog(this, files, this, new CopyDialog.OnCopyListener() {
+            @Override
+            public void onSuccess() {
+
+            }
+        });
     }
 
     private void openEditor() {
@@ -491,4 +502,14 @@ public class ViewPagerActivity extends SimpleActivity
         super.onPause();
         deleteFile();
     }
+
+    @Override
+    public void copySucceeded(@NotNull File destinationDir) {
+
+    }
+
+    @Override
+    public void copyFailed() {
+
+    }
 }

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

@@ -5,6 +5,8 @@ import android.support.v4.util.Pair
 import android.support.v7.app.AlertDialog
 import android.view.LayoutInflater
 import android.view.WindowManager
+import com.simplemobiletools.filepicker.extensions.getBasePath
+import com.simplemobiletools.filepicker.extensions.getHumanReadablePath
 import com.simplemobiletools.gallery.R
 import com.simplemobiletools.gallery.Utils
 import com.simplemobiletools.gallery.asynctasks.CopyTask
@@ -15,12 +17,17 @@ 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 path: String, val copyListener: CopyTask.CopyListener, val listener: OnCopyListener) {
+class CopyDialog(val activity: Activity, val files: List<File>, val copyListener: CopyTask.CopyListener, val listener: OnCopyListener) {
 
     init {
         val context = activity
         val view = LayoutInflater.from(context).inflate(R.layout.copy_item, null)
-        view.source.text = "${path.trimEnd('/')}/"
+        val path = files[0].parent.trimEnd('/')
+
+        val basePath = path.getBasePath(context)
+        val humanPath = path.replaceFirst(basePath, activity.getHumanReadablePath(basePath))
+
+        view.source.text = humanPath
 
         view.destination.setOnClickListener {