open-keychain/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/ProgressDialogManager.java
2020-05-30 15:47:09 +02:00

99 lines
3.3 KiB
Java

/*
* Copyright (C) 2017 Schürmann & Breitmoser GbR
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.service;
import android.app.ProgressDialog;
import android.os.Handler;
import androidx.fragment.app.FragmentActivity;
import androidx.fragment.app.FragmentManager;
import androidx.core.os.CancellationSignal;
import org.sufficientlysecure.keychain.ui.dialog.ProgressDialogFragment;
public class ProgressDialogManager {
public static final String TAG_PROGRESS_DIALOG = "progressDialog";
private FragmentActivity activity;
public ProgressDialogManager(FragmentActivity activity) {
this.activity = activity;
}
public void showProgressDialog() {
showProgressDialog("", ProgressDialog.STYLE_SPINNER, null);
}
public void showProgressDialog(
String progressDialogMessage, int progressDialogStyle, CancellationSignal cancellationSignal) {
final ProgressDialogFragment frag = ProgressDialogFragment.newInstance(
progressDialogMessage, progressDialogStyle, cancellationSignal != null);
frag.setCancellationSignal(cancellationSignal);
// TODO: This is a hack!, see
// http://stackoverflow.com/questions/10114324/show-dialogfragment-from-onactivityresult
final FragmentManager manager = activity.getSupportFragmentManager();
Handler handler = new Handler();
handler.post(() -> frag.show(manager, TAG_PROGRESS_DIALOG));
}
public void setPreventCancel() {
ProgressDialogFragment progressDialogFragment =
(ProgressDialogFragment) activity.getSupportFragmentManager()
.findFragmentByTag(TAG_PROGRESS_DIALOG);
if (progressDialogFragment == null) {
return;
}
progressDialogFragment.setPreventCancel();
}
public void dismissAllowingStateLoss() {
ProgressDialogFragment progressDialogFragment =
(ProgressDialogFragment) activity.getSupportFragmentManager()
.findFragmentByTag(TAG_PROGRESS_DIALOG);
if (progressDialogFragment == null) {
return;
}
progressDialogFragment.dismissAllowingStateLoss();
}
public void onSetProgress(Integer resourceInt, int progress, int max) {
ProgressDialogFragment progressDialogFragment =
(ProgressDialogFragment) activity.getSupportFragmentManager()
.findFragmentByTag(TAG_PROGRESS_DIALOG);
if (progressDialogFragment == null) {
return;
}
if (resourceInt != null) {
progressDialogFragment.setProgress(resourceInt, progress, max);
} else {
progressDialogFragment.setProgress(progress, max);
}
}
}