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Add scan button to navigation drawer

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This commit is contained in:
Karim Abou Zeid 2018-04-30 13:14:24 +02:00
commit 9b3243e3e2
7 changed files with 248 additions and 77 deletions
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12
app/src/main/java/com/kabouzeid/gramophone/dialogs/BlacklistFolderChooserDialog.java
View file

@ -11,7 +11,6 @@ import android.support.v4.app.ActivityCompat;
import android.support.v4.app.DialogFragment;
import android.view.View;
import com.afollestad.materialdialogs.DialogAction;
import com.afollestad.materialdialogs.MaterialDialog;
import com.kabouzeid.gramophone.R;
@ -105,9 +104,6 @@ public class BlacklistFolderChooserDialog extends DialogFragment implements Mate
.onNegative((materialDialog, dialogAction) -> dismiss())
.positiveText(R.string.add_action)
.negativeText(android.R.string.cancel);
if (File.pathSeparator.equals(initialPath)) {
canGoUp = false;
}
return builder.build();
}
@ -118,7 +114,7 @@ public class BlacklistFolderChooserDialog extends DialogFragment implements Mate
if (parentFolder.getAbsolutePath().equals("/storage/emulated")) {
parentFolder = parentFolder.getParentFile();
}
canGoUp = parentFolder.getParent() != null;
checkIfCanGoUp();
} else {
parentFolder = parentContents[canGoUp ? i - 1 : i];
canGoUp = true;
@ -130,11 +126,7 @@ public class BlacklistFolderChooserDialog extends DialogFragment implements Mate
}
private void checkIfCanGoUp() {
try {
canGoUp = parentFolder.getPath().split(File.pathSeparator).length > 1;
} catch (IndexOutOfBoundsException e) {
canGoUp = false;
}
canGoUp = parentFolder.getParent() != null;
}
private void reload() {

169
app/src/main/java/com/kabouzeid/gramophone/dialogs/ScanMediaFolderChooserDialog.java Normal file
View file

@ -0,0 +1,169 @@
package com.kabouzeid.gramophone.dialogs;
import android.Manifest;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.pm.PackageManager;
import android.media.MediaScannerConnection;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.DialogFragment;
import android.view.View;
import android.widget.Toast;
import com.afollestad.materialdialogs.MaterialDialog;
import com.kabouzeid.gramophone.R;
import com.kabouzeid.gramophone.misc.UpdateToastMediaScannerCompletionListener;
import com.kabouzeid.gramophone.ui.fragments.mainactivity.folders.FoldersFragment;
import com.kabouzeid.gramophone.util.PreferenceUtil;
import java.io.File;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
/**
* @author Aidan Follestad (afollestad), modified by Karim Abou Zeid
*/
public class ScanMediaFolderChooserDialog extends DialogFragment implements MaterialDialog.ListCallback {
String initialPath = PreferenceUtil.getInstance(getContext()).getStartDirectory().getAbsolutePath();
private File parentFolder;
private File[] parentContents;
private boolean canGoUp = false;
public static ScanMediaFolderChooserDialog create() {
return new ScanMediaFolderChooserDialog();
}
private static void scanPaths(@NonNull WeakReference<Activity> activityWeakReference, @NonNull Context applicationContext, @Nullable String[] toBeScanned) {
Activity activity = activityWeakReference.get();
if (toBeScanned == null || toBeScanned.length < 1) {
Toast.makeText(applicationContext, R.string.nothing_to_scan, Toast.LENGTH_SHORT).show();
} else {
MediaScannerConnection.scanFile(applicationContext, toBeScanned, null, activity != null ? new UpdateToastMediaScannerCompletionListener(activity, toBeScanned) : null);
}
}
private String[] getContentsArray() {
if (parentContents == null) {
if (canGoUp) {
return new String[]{".."};
}
return new String[]{};
}
String[] results = new String[parentContents.length + (canGoUp ? 1 : 0)];
if (canGoUp) {
results[0] = "..";
}
for (int i = 0; i < parentContents.length; i++) {
results[canGoUp ? i + 1 : i] = parentContents[i].getName();
}
return results;
}
private File[] listFiles() {
File[] contents = parentFolder.listFiles();
List<File> results = new ArrayList<>();
if (contents != null) {
for (File fi : contents) {
if (fi.isDirectory()) {
results.add(fi);
}
}
Collections.sort(results, new FolderSorter());
return results.toArray(new File[results.size()]);
}
return null;
}
@NonNull
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M
&& ActivityCompat.checkSelfPermission(
getActivity(), Manifest.permission.READ_EXTERNAL_STORAGE)
!= PackageManager.PERMISSION_GRANTED) {
return new MaterialDialog.Builder(getActivity())
.title(R.string.md_error_label)
.content(R.string.md_storage_perm_error)
.positiveText(android.R.string.ok)
.build();
}
if (savedInstanceState == null) {
savedInstanceState = new Bundle();
}
if (!savedInstanceState.containsKey("current_path")) {
savedInstanceState.putString("current_path", initialPath);
}
parentFolder = new File(savedInstanceState.getString("current_path", File.pathSeparator));
checkIfCanGoUp();
parentContents = listFiles();
MaterialDialog.Builder builder =
new MaterialDialog.Builder(getActivity())
.title(parentFolder.getAbsolutePath())
.items((CharSequence[]) getContentsArray())
.itemsCallback(this)
.autoDismiss(false)
.onPositive((dialog, which) -> {
final Context applicationContext = getActivity().getApplicationContext();
final WeakReference<Activity> activityWeakReference = new WeakReference<>(getActivity());
dismiss();
new FoldersFragment.ListPathsAsyncTask(getActivity(), paths -> scanPaths(activityWeakReference, applicationContext, paths)).execute(new FoldersFragment.ListPathsAsyncTask.LoadingInfo(parentFolder, FoldersFragment.AUDIO_FILE_FILTER));
})
.onNegative((materialDialog, dialogAction) -> dismiss())
.positiveText(R.string.action_scan_directory)
.negativeText(android.R.string.cancel);
return builder.build();
}
@Override
public void onSelection(MaterialDialog materialDialog, View view, int i, CharSequence s) {
if (canGoUp && i == 0) {
parentFolder = parentFolder.getParentFile();
if (parentFolder.getAbsolutePath().equals("/storage/emulated")) {
parentFolder = parentFolder.getParentFile();
}
checkIfCanGoUp();
} else {
parentFolder = parentContents[canGoUp ? i - 1 : i];
canGoUp = true;
if (parentFolder.getAbsolutePath().equals("/storage/emulated")) {
parentFolder = Environment.getExternalStorageDirectory();
}
}
reload();
}
private void checkIfCanGoUp() {
canGoUp = parentFolder.getParent() != null;
}
private void reload() {
parentContents = listFiles();
MaterialDialog dialog = (MaterialDialog) getDialog();
dialog.setTitle(parentFolder.getAbsolutePath());
dialog.setItems((CharSequence[]) getContentsArray());
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putString("current_path", parentFolder.getAbsolutePath());
}
private static class FolderSorter implements Comparator<File> {
@Override
public int compare(File lhs, File rhs) {
return lhs.getName().compareTo(rhs.getName());
}
}
}