dandelion/app/src/main/java/net/gsantner/opoc/util/ActivityUtils.java

/*#######################################################
 *
 *   Maintained by Gregor Santner, 2016-
 *   https://gsantner.net/
 *
 *   License: Apache 2.0
 *  https://github.com/gsantner/opoc/#licensing
 *  https://www.apache.org/licenses/LICENSE-2.0
 *
#########################################################*/
package net.gsantner.opoc.util;

import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.support.annotation.StringRes;
import android.support.design.widget.Snackbar;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AlertDialog;
import android.support.v7.widget.AppCompatTextView;
import android.text.Html;
import android.text.SpannableString;
import android.text.method.LinkMovementMethod;
import android.util.TypedValue;
import android.view.View;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.webkit.WebView;


@SuppressWarnings({"WeakerAccess", "unused", "SameParameterValue", "SpellCheckingInspection"})
public class ActivityUtils extends net.gsantner.opoc.util.ContextUtils {
    //########################
    //## Members, Constructors
    //########################
    protected Activity _activity;

    public ActivityUtils(final Activity activity) {
        super(activity);
        _activity = activity;
    }

    //########################
    //##     Methods
    //########################

    /**
     * Animate to specified Activity
     *
     * @param to                 The class of the activity
     * @param finishFromActivity true: Finish the current activity
     * @param requestCode        Request code for stating the activity, not waiting for result if null
     */
    public void animateToActivity(Class to, Boolean finishFromActivity, Integer requestCode) {
        animateToActivity(new Intent(_activity, to), finishFromActivity, requestCode);
    }

    /**
     * Animate to Activity specified in intent
     * Requires animation resources
     *
     * @param intent             Intent to open start an activity
     * @param finishFromActivity true: Finish the current activity
     * @param requestCode        Request code for stating the activity, not waiting for result if null
     */
    public void animateToActivity(Intent intent, Boolean finishFromActivity, Integer requestCode) {
        intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
        if (requestCode != null) {
            _activity.startActivityForResult(intent, requestCode);
        } else {
            _activity.startActivity(intent);

        }
        _activity.overridePendingTransition(getResId(ResType.DIMEN, "fadein"), getResId(ResType.DIMEN, "fadeout"));
        if (finishFromActivity != null && finishFromActivity) {
            _activity.finish();
        }
    }


    public void showSnackBar(@StringRes int stringResId, boolean showLong) {
        Snackbar.make(_activity.findViewById(android.R.id.content), stringResId,
                showLong ? Snackbar.LENGTH_LONG : Snackbar.LENGTH_SHORT).show();
    }

    public void showSnackBar(@StringRes int stringResId, boolean showLong, @StringRes int actionResId, View.OnClickListener listener) {
        Snackbar.make(_activity.findViewById(android.R.id.content), stringResId,
                showLong ? Snackbar.LENGTH_LONG : Snackbar.LENGTH_SHORT)
                .setAction(actionResId, listener)
                .show();
    }

    public void hideSoftKeyboard() {
        InputMethodManager imm = (InputMethodManager) _activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
        if (imm != null && _activity.getCurrentFocus() != null && _activity.getCurrentFocus().getWindowToken() != null) {
            imm.hideSoftInputFromWindow(_activity.getCurrentFocus().getWindowToken(), 0);
        }
    }

    public void showSoftKeyboard() {
        InputMethodManager imm = (InputMethodManager) _activity.getSystemService(Activity.INPUT_METHOD_SERVICE);
        if (imm != null && _activity.getCurrentFocus() != null && _activity.getCurrentFocus().getWindowToken() != null) {
            imm.showSoftInput(_activity.getCurrentFocus(), InputMethodManager.SHOW_FORCED);
        }
    }

    public void showDialogWithHtmlTextView(@StringRes int resTitleId, String html) {
        showDialogWithHtmlTextView(resTitleId, html, true, null);
    }

    public void showDialogWithHtmlTextView(@StringRes int resTitleId, String text, boolean isHtml, DialogInterface.OnDismissListener dismissedListener) {
        AppCompatTextView textView = new AppCompatTextView(_context);
        int padding = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 16,
                _context.getResources().getDisplayMetrics());
        textView.setMovementMethod(new LinkMovementMethod());
        textView.setPadding(padding, 0, padding, 0);

        textView.setText(isHtml ? new SpannableString(Html.fromHtml(text)) : text);
        AlertDialog.Builder dialog = new AlertDialog.Builder(_context)
                .setPositiveButton(android.R.string.ok, null)
                .setOnDismissListener(dismissedListener)
                .setTitle(resTitleId)
                .setView(textView);
        dialog.show();
    }

    public void showDialogWithRawFileInWebView(String fileInRaw, @StringRes int resTitleId) {
        WebView wv = new WebView(_context);
        wv.loadUrl("file:///android_res/raw/" + fileInRaw);
        AlertDialog.Builder dialog = new AlertDialog.Builder(_context)
                .setPositiveButton(android.R.string.ok, null)
                .setTitle(resTitleId)
                .setView(wv);
        dialog.show();
    }

    // Toggle with no param, else set visibility according to first bool
    public void toggleStatusbarVisibility(boolean... optionalForceVisible) {
        WindowManager.LayoutParams attrs = _activity.getWindow().getAttributes();
        int flag = WindowManager.LayoutParams.FLAG_FULLSCREEN;
        if (optionalForceVisible.length == 0) {
            attrs.flags ^= flag;
        } else if (optionalForceVisible.length == 1 && optionalForceVisible[0]) {
            attrs.flags &= ~flag;
        } else {
            attrs.flags |= flag;
        }
        _activity.getWindow().setAttributes(attrs);
    }

    public void showGooglePlayEntryForThisApp() {
        String pkgId = "details?id=" + _activity.getPackageName();
        Intent goToMarket = new Intent(Intent.ACTION_VIEW, Uri.parse("market://" + pkgId));
        goToMarket.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY |
                (Build.VERSION.SDK_INT >= 21 ? Intent.FLAG_ACTIVITY_NEW_DOCUMENT : Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET) |
                Intent.FLAG_ACTIVITY_MULTIPLE_TASK);
        try {
            _activity.startActivity(goToMarket);
        } catch (ActivityNotFoundException e) {
            _activity.startActivity(new Intent(Intent.ACTION_VIEW,
                    Uri.parse("http://play.google.com/store/apps/" + pkgId)));
        }
    }

    public void setStatusbarColor(int color, boolean... fromRes) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            if (fromRes != null && fromRes.length > 0 && fromRes[0]) {
                color = ContextCompat.getColor(_context, color);
            }

            _activity.getWindow().setStatusBarColor(color);
        }
    }
}