Files
Simple-File-Manager/app/src/main/java/com/simplemobiletools/filemanager/activities/MainActivity.java

129 lines
4.2 KiB
Java

package com.simplemobiletools.filemanager.activities;
import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.os.Environment;
import android.support.v4.app.ActivityCompat;
import android.view.Menu;
import android.view.MenuItem;
import com.simplemobiletools.filemanager.Breadcrumbs;
import com.simplemobiletools.filemanager.Config;
import com.simplemobiletools.filemanager.Constants;
import com.simplemobiletools.filemanager.R;
import com.simplemobiletools.filemanager.Utils;
import com.simplemobiletools.filemanager.fragments.ItemsFragment;
import com.simplemobiletools.filemanager.models.FileDirItem;
import butterknife.BindView;
import butterknife.ButterKnife;
public class MainActivity extends SimpleActivity implements ItemsFragment.ItemInteractionListener, Breadcrumbs.BreadcrumbsListener {
@BindView(R.id.breadcrumbs) Breadcrumbs mBreadcrumbs;
private static final int STORAGE_PERMISSION = 1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ButterKnife.bind(this);
mBreadcrumbs.setListener(this);
tryInitFileManager();
}
@Override
protected void onDestroy() {
super.onDestroy();
Config.newInstance(getApplicationContext()).setIsFirstRun(false);
}
private void tryInitFileManager() {
if (Utils.hasStoragePermission(getApplicationContext())) {
initRootFileManager();
} else {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, STORAGE_PERMISSION);
}
}
private void initRootFileManager() {
final String path = Environment.getExternalStorageDirectory().toString();
openPath(path);
mBreadcrumbs.setInitialBreadcrumb(path);
}
private void openPath(String path) {
final Bundle bundle = new Bundle();
bundle.putString(Constants.PATH, path);
final ItemsFragment fragment = new ItemsFragment();
fragment.setArguments(bundle);
fragment.setListener(this);
getSupportFragmentManager().beginTransaction().replace(R.id.fragment_holder, fragment).addToBackStack(path)
.commitAllowingStateLoss();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.settings:
startActivity(new Intent(getApplicationContext(), SettingsActivity.class));
return true;
case R.id.about:
startActivity(new Intent(getApplicationContext(), AboutActivity.class));
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onBackPressed() {
final int cnt = getSupportFragmentManager().getBackStackEntryCount();
if (cnt == 1)
finish();
else {
mBreadcrumbs.removeBreadcrumb();
super.onBackPressed();
}
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if (requestCode == STORAGE_PERMISSION) {
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
initRootFileManager();
} else {
Utils.showToast(getApplicationContext(), R.string.no_permissions);
finish();
}
}
}
@Override
public void itemClicked(FileDirItem item) {
openPath(item.getPath());
mBreadcrumbs.addBreadcrumb(item, true);
}
@Override
public void breadcrumbClicked(int id) {
final int children = mBreadcrumbs.getChildCount() - 1;
final int removeCnt = children - id;
for (int i = 0; i < removeCnt; i++) {
getSupportFragmentManager().popBackStack();
mBreadcrumbs.removeBreadcrumb();
}
}
}