/*
* Firetweet - 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.getlantern.firetweet.activity;
import android.app.Activity;
import android.content.res.Resources;
import android.content.res.Resources.Theme;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import org.getlantern.firetweet.activity.iface.IThemedActivity;
import org.getlantern.firetweet.util.CompareUtils;
import org.getlantern.firetweet.util.StrictModeUtils;
import org.getlantern.firetweet.util.ThemeUtils;
import org.getlantern.firetweet.util.Utils;
import static org.getlantern.firetweet.util.Utils.restartActivity;
public abstract class BaseThemedActivity extends Activity implements IThemedActivity {
private int mCurrentThemeResource, mCurrentThemeColor, mCurrentThemeBackgroundAlpha;
private String mCurrentThemeFontFamily;
private Theme mTheme;
@Override
public Resources getDefaultResources() {
return super.getResources();
}
@Override
public final int getCurrentThemeResourceId() {
return mCurrentThemeResource;
}
@Override
public Theme getTheme() {
if (mTheme == null) {
mTheme = getResources().newTheme();
mTheme.setTo(super.getTheme());
final int getThemeResourceId = getThemeResourceId();
if (getThemeResourceId != 0) {
mTheme.applyStyle(getThemeResourceId, true);
}
}
return mTheme;
}
@Override
public int getThemeBackgroundAlpha() {
return ThemeUtils.isTransparentBackground(this) ? ThemeUtils.getUserThemeBackgroundAlpha(this) : 0xff;
}
@Override
public abstract int getThemeColor();
@Override
public String getThemeFontFamily() {
return ThemeUtils.getThemeFontFamily(this);
}
@Override
public abstract int getThemeResourceId();
@Override
public void navigateUpFromSameTask() {
NavUtils.navigateUpFromSameTask(this);
}
@Override
public final void restart() {
restartActivity(this);
}
protected final boolean isThemeChanged() {
return getThemeResourceId() != mCurrentThemeResource || getThemeColor() != mCurrentThemeColor
|| !CompareUtils.objectEquals(getThemeFontFamily(), mCurrentThemeFontFamily)
|| getThemeBackgroundAlpha() != mCurrentThemeBackgroundAlpha;
}
@Override
public int getCurrentThemeBackgroundAlpha() {
return mCurrentThemeBackgroundAlpha;
}
@Override
public int getCurrentThemeColor() {
return mCurrentThemeColor;
}
@Override
protected void onCreate(final Bundle savedInstanceState) {
setTheme();
super.onCreate(savedInstanceState);
setActionBarBackground();
}
@Override
protected void onResume() {
super.onResume();
if (isThemeChanged()) {
restart();
}
}
private void setActionBarBackground() {
ThemeUtils.applyActionBarBackground(getActionBar(), this, mCurrentThemeResource);
}
private void setTheme() {
mCurrentThemeResource = getThemeResourceId();
mCurrentThemeColor = getThemeColor();
mCurrentThemeFontFamily = getThemeFontFamily();
mCurrentThemeBackgroundAlpha = getThemeBackgroundAlpha();
setTheme(mCurrentThemeResource);
if (ThemeUtils.isTransparentBackground(mCurrentThemeResource)) {
getWindow().setBackgroundDrawable(ThemeUtils.getWindowBackground(this));
}
}
}