Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * */ package com.phonegap.bossbolo.plugin.statusbar; import android.app.Activity; import android.graphics.Color; import android.os.Build; import android.util.Log; import android.view.Window; import android.view.WindowManager; import org.apache.cordova.CallbackContext; import org.apache.cordova.CordovaArgs; import org.apache.cordova.CordovaInterface; import org.apache.cordova.CordovaPlugin; import org.apache.cordova.CordovaWebView; import org.apache.cordova.PluginResult; import org.json.JSONException; public class StatusBar extends CordovaPlugin { private static final String TAG = "StatusBar"; /** * Sets the context of the Command. This can then be used to do things like * get file paths associated with the Activity. * * @param cordova The context of the main Activity. * @param webView The CordovaWebView Cordova is running in. */ @Override public void initialize(final CordovaInterface cordova, CordovaWebView webView) { Log.v(TAG, "StatusBar: initialization"); super.initialize(cordova, webView); this.cordova.getActivity().runOnUiThread(new Runnable() { @Override public void run() { // Clear flag FLAG_FORCE_NOT_FULLSCREEN which is set initially // by the Cordova. Window window = cordova.getActivity().getWindow(); window.addFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN); window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); // Read 'StatusBarBackgroundColor' from config.xml, default is #000000. setStatusBarBackgroundColor(preferences.getString("StatusBarBackgroundColor", "#46bff7")); } }); } /** * Executes the request and returns PluginResult. * * @param action The action to execute. * @param args JSONArry of arguments for the plugin. * @param callbackContext The callback id used when calling back into JavaScript. * @return True if the action was valid, false otherwise. */ @Override public boolean execute(final String action, final CordovaArgs args, final CallbackContext callbackContext) throws JSONException { Log.v(TAG, "Executing action: " + action); final Activity activity = this.cordova.getActivity(); final Window window = activity.getWindow(); if ("_ready".equals(action)) { boolean statusBarVisible = (window.getAttributes().flags & WindowManager.LayoutParams.FLAG_FULLSCREEN) == 0; callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.OK, statusBarVisible)); } if ("show".equals(action)) { this.cordova.getActivity().runOnUiThread(new Runnable() { @Override public void run() { window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); } }); return true; } if ("hide".equals(action)) { this.cordova.getActivity().runOnUiThread(new Runnable() { @Override public void run() { window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); } }); return true; } if ("backgroundColorByHexString".equals(action)) { this.cordova.getActivity().runOnUiThread(new Runnable() { @Override public void run() { try { setStatusBarBackgroundColor(args.getString(0)); } catch (JSONException ignore) { Log.e(TAG, "Invalid hexString argument, use f.i. '#777777'"); } } }); return true; } return false; } private void setStatusBarBackgroundColor(final String colorPref) { if (Build.VERSION.SDK_INT >= 21) { if (colorPref != null && !colorPref.isEmpty()) { final Window window = cordova.getActivity().getWindow(); // Method and constants not available on all SDKs but we want to be able to compile this code with any SDK window.clearFlags(0x04000000); // SDK 19: WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS); window.addFlags(0x80000000); // SDK 21: WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS); try { // Using reflection makes sure any 5.0+ device will work without having to compile with SDK level 21 window.getClass().getDeclaredMethod("setStatusBarColor", int.class).invoke(window, Color.parseColor(colorPref)); } catch (IllegalArgumentException ignore) { Log.e(TAG, "Invalid hexString argument, use f.i. '#999999'"); } catch (Exception ignore) { // this should not happen, only in case Android removes this method in a version > 21 Log.w(TAG, "Method window.setStatusBarColor not found for SDK level " + Build.VERSION.SDK_INT); } } } } }