AppCompatPreferenceActivity.java

package co.smartreceipts.android.activities;

import android.content.Context;
import android.content.res.Configuration;
import android.os.Bundle;
import android.preference.PreferenceActivity;
import android.support.annotation.LayoutRes;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v7.app.ActionBar;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatCallback;
import android.support.v7.app.AppCompatDelegate;
import android.support.v7.view.ActionMode;
import android.support.v7.widget.Toolbar;
import android.util.AttributeSet;
import android.view.MenuInflater;
import android.view.View;
import android.view.ViewGroup;

public abstract class AppCompatPreferenceActivity extends PreferenceActivity implements AppCompatCallback {

    private AppCompatDelegate mAppCompatDelegate;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        getDelegate().installViewFactory();
        getDelegate().onCreate(savedInstanceState);
        super.onCreate(savedInstanceState);
    }

    @Override
    protected void onPostCreate(Bundle savedInstanceState) {
        super.onPostCreate(savedInstanceState);
        getDelegate().onPostCreate(savedInstanceState);
    }

    @Override
    protected void onPostResume() {
        super.onPostResume();
        getDelegate().onPostResume();
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        super.onConfigurationChanged(newConfig);
        getDelegate().onConfigurationChanged(newConfig);
    }

    @Override
    protected void onStop() {
        super.onStop();
        getDelegate().onStop();
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        getDelegate().onDestroy();
    }

    @Override
    public void invalidateOptionsMenu() {
        getDelegate().invalidateOptionsMenu();
    }

    @NonNull
    @Override
    public MenuInflater getMenuInflater() {
        return getDelegate().getMenuInflater();
    }

    @Override
    public void setContentView(@LayoutRes int layoutResID) {
        getDelegate().setContentView(layoutResID);
    }

    @Override
    public void setContentView(View view) {
        getDelegate().setContentView(view);
    }

    @Override
    public void setContentView(View view, ViewGroup.LayoutParams params) {
        getDelegate().setContentView(view, params);
    }

    @Override
    public void addContentView(View view, ViewGroup.LayoutParams params) {
        getDelegate().addContentView(view, params);
    }

    @Override
    protected void onTitleChanged(CharSequence title, int color) {
        super.onTitleChanged(title, color);
        getDelegate().setTitle(title);
    }

    @Override
    public View onCreateView(View parent, String name, @NonNull Context context, @NonNull AttributeSet attrs) {
        return getDelegate().createView(parent, name, context, attrs);
    }

    @Override
    public void onSupportActionModeStarted(ActionMode mode) {

    }

    @Override
    public void onSupportActionModeFinished(ActionMode mode) {

    }

    @Nullable
    @Override
    public android.view.ActionMode onWindowStartingActionMode(android.view.ActionMode.Callback callback) {
        return null;
    }

    @Nullable
    @Override
    public ActionMode onWindowStartingSupportActionMode(ActionMode.Callback callback) {
        return null;
    }

    public final ActionBar getSupportActionBar() {
        return getDelegate().getSupportActionBar();
    }

    public final void setSupportActionBar(@Nullable Toolbar toolbar) {
        getDelegate().setSupportActionBar(toolbar);
    }

    public void supportInvalidateOptionsMenu() {
        getDelegate().invalidateOptionsMenu();
    }

    @Nullable
    public final ActionBarDrawerToggle.Delegate getDrawerToggleDelegate() {
        return getDelegate().getDrawerToggleDelegate();
    }

    public final ActionMode startSupportActionMode(ActionMode.Callback callback) {
        return getDelegate().startSupportActionMode(callback);
    }

    private AppCompatDelegate getDelegate() {
        if (mAppCompatDelegate == null) {
            mAppCompatDelegate = AppCompatDelegate.create(this, this);
        }
        return mAppCompatDelegate;
    }

}