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Code Issues Packages Projects Releases Wiki Activity

implement file and directory copying

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This commit is contained in:
tibbi
2016-07-16 17:13:46 +02:00
parent 18114f3286
commit a03578d055
3 changed files with 114 additions and 8 deletions
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88
app/src/main/java/com/simplemobiletools/filemanager/asynctasks/CopyTask.java Normal file
View File

@@ -0,0 +1,88 @@
package com.simplemobiletools.filemanager.asynctasks;
import android.os.AsyncTask;
import android.support.v4.util.Pair;
import android.util.Log;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.ref.WeakReference;
import java.util.List;
public class CopyTask extends AsyncTask<Pair<List<File>, File>, Void, Boolean> {
private static final String TAG = CopyTask.class.getSimpleName();
private static WeakReference<CopyListener> mListener;
public CopyTask(CopyListener listener) {
mListener = new WeakReference<>(listener);
}
@Override
protected Boolean doInBackground(Pair<List<File>, File>... params) {
final Pair<List<File>, File> pair = params[0];
final List<File> files = pair.first;
for (File file : files) {
try {
final File destinationDir = new File(pair.second, file.getName());
copy(file, destinationDir);
return true;
} catch (Exception e) {
Log.e(TAG, "copy " + e);
}
}
return false;
}
private void copy(File source, File destination) throws Exception {
if (source.isDirectory()) {
if (!destination.exists() && !destination.mkdirs()) {
throw new IOException("Could not create dir " + destination.getAbsolutePath());
}
final String[] children = source.list();
for (String child : children) {
copy(new File(source, child), new File(destination, child));
}
} else {
final File directory = destination.getParentFile();
if (directory != null && !directory.exists() && !directory.mkdirs()) {
throw new IOException("Could not create dir " + directory.getAbsolutePath());
}
final InputStream in = new FileInputStream(source);
final OutputStream out = new FileOutputStream(destination);
final byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) > 0) {
out.write(buf, 0, len);
}
in.close();
out.close();
}
}
@Override
protected void onPostExecute(Boolean success) {
final CopyListener listener = mListener.get();
if (listener == null)
return;
if (success) {
listener.copySucceeded();
} else {
listener.copyFailed();
}
}
public interface CopyListener {
void copySucceeded();
void copyFailed();
}
}

32
app/src/main/java/com/simplemobiletools/filemanager/fragments/ItemsFragment.java
View File

@@ -10,6 +10,7 @@ import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.CoordinatorLayout;
import android.support.design.widget.Snackbar;
import android.support.v4.util.Pair;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.AlertDialog;
import android.util.SparseBooleanArray;
@@ -33,6 +34,7 @@ import com.simplemobiletools.filemanager.Constants;
import com.simplemobiletools.filemanager.R;
import com.simplemobiletools.filemanager.Utils;
import com.simplemobiletools.filemanager.adapters.ItemsAdapter;
import com.simplemobiletools.filemanager.asynctasks.CopyTask;
import com.simplemobiletools.filemanager.models.FileDirItem;
import java.io.File;
@@ -48,7 +50,7 @@ import butterknife.OnClick;
public class ItemsFragment extends android.support.v4.app.Fragment
implements AdapterView.OnItemClickListener, SwipeRefreshLayout.OnRefreshListener, ListView.MultiChoiceModeListener,
ListView.OnTouchListener {
ListView.OnTouchListener, CopyTask.CopyListener {
@BindView(R.id.items_list) ListView mListView;
@BindView(R.id.items_swipe_refresh) SwipeRefreshLayout mSwipeRefreshLayout;
@BindView(R.id.items_holder) CoordinatorLayout mCoordinatorLayout;
@@ -59,6 +61,7 @@ public class ItemsFragment extends android.support.v4.app.Fragment
private String mPath;
private String mCopyDestinationPath;
private Snackbar mSnackbar;
private AlertDialog mCopyDialog;
private boolean mShowHidden;
private int mSelectedItemsCnt;
@@ -388,9 +391,9 @@ public class ItemsFragment extends android.support.v4.app.Fragment
builder.setPositiveButton("OK", null);
builder.setNegativeButton("Cancel", null);
final AlertDialog alertDialog = builder.create();
alertDialog.show();
alertDialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(new View.OnClickListener() {
mCopyDialog = builder.create();
mCopyDialog.show();
mCopyDialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
final File destinationDir = new File(destination.getText().toString().trim());
@@ -399,7 +402,7 @@ public class ItemsFragment extends android.support.v4.app.Fragment
return;
}
List<File> itemsToCopy = new ArrayList<>(itemIndexes.size());
final List<File> itemsToCopy = new ArrayList<>(itemIndexes.size());
for (Integer i : itemIndexes) {
FileDirItem item = mItems.get(i);
itemsToCopy.add(new File(item.getPath()));
@@ -407,19 +410,21 @@ public class ItemsFragment extends android.support.v4.app.Fragment
final RadioGroup radio = (RadioGroup) copyView.findViewById(R.id.dialog_radio_group);
if (radio.getCheckedRadioButtonId() == R.id.dialog_radio_copy) {
Utils.showToast(getContext(), R.string.copying);
final Pair<List<File>, File> pair = new Pair<>(itemsToCopy, destinationDir);
new CopyTask(ItemsFragment.this).execute(pair);
} else {
for (File f : itemsToCopy) {
f.renameTo(new File(destinationDir, f.getName()));
}
alertDialog.dismiss();
mCopyDialog.dismiss();
fillItems();
}
}
});
alertDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
mCopyDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
@Override
public void onDismiss(DialogInterface dialog) {
mCopyDestinationPath = mPath;
@@ -571,6 +576,17 @@ public class ItemsFragment extends android.support.v4.app.Fragment
mSelectedItemsCnt = 0;
}
@Override
public void copySucceeded() {
mCopyDialog.dismiss();
fillItems();
}
@Override
public void copyFailed() {
Utils.showToast(getContext(), R.string.copy_failed);
}
public interface ItemInteractionListener {
void itemClicked(String path);
}

2
app/src/main/res/values/strings.xml
View File

@@ -21,6 +21,8 @@
<string name="destination">Destination</string>
<string name="select_destination">Select destination</string>
<string name="invalid_destination">Could not write to the selected destination</string>
<string name="copy_failed">Could not copy the files</string>
<string name="copying">Copying</string>
<plurals name="items_deleted">
<item quantity="one">1 item deleted</item>