Twidere-App-Android-Twitter.../twidere/src/main/java/org/mariotaku/twidere/fragment/iface/IBaseFragment.java

80 lines
2.1 KiB
Java

/*
* Twidere - Twitter client for Android
*
* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
*
* 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.mariotaku.twidere.fragment.iface;
import android.graphics.Rect;
import android.os.Bundle;
import java.util.LinkedList;
import java.util.Queue;
public interface IBaseFragment {
Bundle getExtraConfiguration();
int getTabPosition();
void requestFitSystemWindows();
interface SystemWindowsInsetsCallback {
boolean getSystemWindowsInsets(Rect insets);
}
void executeAfterFragmentResumed(Action action);
interface Action {
void execute(IBaseFragment fragment);
}
class ActionHelper {
private final IBaseFragment mFragment;
private boolean mFragmentResumed;
private Queue<Action> mActionQueue = new LinkedList<>();
public ActionHelper(IBaseFragment fragment) {
mFragment = fragment;
}
public void dispatchOnPause() {
mFragmentResumed = false;
}
public void dispatchOnResumeFragments() {
mFragmentResumed = true;
executePending();
}
private void executePending() {
if (!mFragmentResumed) return;
Action action;
while ((action = mActionQueue.poll()) != null) {
action.execute(mFragment);
}
}
public void executeAfterFragmentResumed(Action action) {
mActionQueue.add(action);
executePending();
}
}
}