Aegis/app/src/main/java/com/beemdevelopment/aegis/ui/AegisActivity.java

package com.beemdevelopment.aegis.ui;

import android.animation.ValueAnimator;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.provider.Settings;
import android.view.WindowManager;
import android.widget.Toast;

import com.beemdevelopment.aegis.AegisApplication;
import com.beemdevelopment.aegis.Preferences;
import com.beemdevelopment.aegis.R;
import com.beemdevelopment.aegis.Theme;

import androidx.appcompat.app.AppCompatActivity;

public abstract class AegisActivity extends AppCompatActivity {
    private AegisApplication _app;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        _app = (AegisApplication) getApplication();

        // set the theme and create the activity
        setPreferredTheme(Theme.fromInteger(getPreferences().getCurrentTheme()));
        super.onCreate(savedInstanceState);

        // if the app was killed, relaunch MainActivity and close everything else
        if (!(this instanceof MainActivity) && !(this instanceof AuthActivity) && _app.getDatabaseManager().isLocked()) {
            Intent intent = new Intent(this, MainActivity.class);
            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
            startActivity(intent);
            finish();
            return;
        }

        // set FLAG_SECURE on the window of every AegisActivity
        if (getPreferences().isSecureScreenEnabled()) {
            getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
        }

        // apply a dirty hack to make progress bars work even if animations are disabled
        setGlobalAnimationDurationScale();
    }

    protected AegisApplication getApp() {
        return _app;
    }

    protected Preferences getPreferences() {
        return _app.getPreferences();
    }

    protected void setPreferredTheme(Theme theme) {
        switch (theme) {
            case LIGHT:
                setTheme(R.style.AppTheme);
                break;
            case DARK:
                setTheme(R.style.AppTheme_Dark);
                break;
            case AMOLED:
                setTheme(R.style.AppTheme_TrueBlack);
                break;
        }
    }

    private void setGlobalAnimationDurationScale() {
        float durationScale = Settings.Global.getFloat(getContentResolver(), Settings.Global.ANIMATOR_DURATION_SCALE, 0);
        if (durationScale != 1) {
            try {
                ValueAnimator.class.getMethod("setDurationScale", float.class).invoke(null, 1f);
            } catch (Throwable t) {
                Toast.makeText(this, R.string.progressbar_error, Toast.LENGTH_SHORT).show();
            }
        }
    }
}