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104 lines
3.0 KiB
104 lines
3.0 KiB
/*
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* Chan - 4chan browser https://github.com/Floens/Chan/
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* Copyright (C) 2014 Floens
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.floens.chan.ui.view;
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import org.floens.chan.utils.SimpleAnimatorListener;
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import android.animation.Animator;
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import android.content.Context;
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import android.util.AttributeSet;
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import android.view.Gravity;
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import android.view.View;
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import android.widget.FrameLayout;
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import android.widget.LinearLayout;
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import android.widget.ProgressBar;
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/**
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* Container for a view with an ProgressBar. Toggles between the view and a
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* ProgressBar.
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*/
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public class LoadView extends FrameLayout {
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public int fadeDuration = 100;
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public LoadView(Context context) {
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super(context);
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init();
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}
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public LoadView(Context context, AttributeSet attrs) {
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super(context, attrs);
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init();
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}
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public LoadView(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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init();
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}
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private void init() {
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setView(null, false);
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}
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/**
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* Set the content of this container. It will fade the old one out with the
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* new one. Set view to null to show the progressbar.
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*
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* @param view
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* the view or null for a progressbar.
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*/
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public void setView(View view) {
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setView(view, true);
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}
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public void setView(View view, boolean animation) {
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if (view == null) {
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LinearLayout layout = new LinearLayout(getContext());
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layout.setGravity(Gravity.CENTER);
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ProgressBar pb = new ProgressBar(getContext());
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layout.addView(pb);
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view = layout;
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}
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while (getChildCount() > 1) {
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removeViewAt(0);
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}
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View currentView = getChildAt(0);
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if (currentView != null) {
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if (animation) {
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final View tempView = currentView;
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currentView.animate().setDuration(fadeDuration).alpha(0).setListener(new SimpleAnimatorListener() {
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@Override
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public void onAnimationEnd(Animator animation) {
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removeView(tempView);
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}
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});
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} else {
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removeView(currentView);
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}
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}
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addView(view);
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if (animation) {
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view.setAlpha(0f);
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view.animate().setDuration(fadeDuration).alpha(1f);
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}
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}
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}
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