UIWebViewTest.cpp

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/****************************************************************************
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
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 Permission is hereby granted, free of charge, to any person obtaining a copy
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#include "UIWebViewTest.h"
 
USING_NS_CC;
using namespace cocos2d::ui;
 
WebViewTests::WebViewTests()
{
    ADD_TEST_CASE(WebViewTest);
}
 
bool WebViewTest::init()
{
    if (UIScene::init()) {
        Size winSize = Director::getInstance()->getVisibleSize();
 
        
        _webView = cocos2d::ui::WebView::create();
        _webView->setPosition(winSize/2);
        _webView->setContentSize(winSize * 0.5);
        _webView->loadURL("https://www.baidu.com");
        _webView->setScalesPageToFit(true);
        
        _webView->setOnShouldStartLoading(CC_CALLBACK_2(WebViewTest::onWebViewShouldStartLoading, this));
        _webView->setOnDidFinishLoading(CC_CALLBACK_2(WebViewTest::onWebViewDidFinishLoading, this));
        _webView->setOnDidFailLoading(CC_CALLBACK_2(WebViewTest::onWebViewDidFailLoading, this));
        
        this->addChild(_webView);
        
        auto spriteHello = Sprite::create("Hello.png");
        spriteHello->setPosition(winSize/2);
        this->addChild(spriteHello);
        
        TextField *urlTextField = TextField::create("Input a URL here", "Arial", 20);
        urlTextField->setPlaceHolderColor(Color3B::RED);
        urlTextField->setPosition(Vec2(winSize/2) + Vec2(-80, _webView->getContentSize().height/2 +
                                                     urlTextField->getContentSize().height/2 + 10));
        this->addChild(urlTextField);
        
        Text *httpLabel = Text::create("https:// ", "Arial", 20);
        httpLabel->setTextColor(Color4B::GREEN);
        httpLabel->setAnchorPoint(Vec2(1.0,0.5));
        httpLabel->setPosition(urlTextField->getPosition() - Vec2(urlTextField->getContentSize().width/2,0));
        this->addChild(httpLabel);
        
        
        Button *resetBtn = Button::create("cocosui/animationbuttonnormal.png",
                                       "cocosui/animationbuttonpressed.png");
        resetBtn->setTitleText("Visit URL");
        resetBtn->setPosition(Vec2(winSize/2) + Vec2(50, _webView->getContentSize().height/2 +
                                            resetBtn->getContentSize().height/2 + 10));
        resetBtn->addClickEventListener([=](Ref*){
            if (urlTextField->getString().size() != 0)
            {
                _webView->loadURL(std::string("https://") + urlTextField->getString());
            }
        });
        this->addChild(resetBtn);
        
        
        Button *reloadBtn = Button::create("cocosui/animationbuttonnormal.png",
                                          "cocosui/animationbuttonpressed.png");
        reloadBtn->setTitleText("Reload");
        reloadBtn->setPosition(Vec2(winSize/2) + Vec2( _webView->getContentSize().width/2 +
                                                      reloadBtn->getContentSize().width/2 + 10,50 ));
        reloadBtn->addClickEventListener([=](Ref*){
            _webView->reload();
        });
        this->addChild(reloadBtn);
        
        Button *forwardBtn = Button::create("cocosui/animationbuttonnormal.png",
                                           "cocosui/animationbuttonpressed.png");
        forwardBtn->setTitleText("Forward");
        forwardBtn->setPosition(Vec2(winSize/2) + Vec2( _webView->getContentSize().width/2 +
                                                      forwardBtn->getContentSize().width/2 + 10,0 ));
        forwardBtn->addClickEventListener([=](Ref*){
            _webView->goForward();
        });
        this->addChild(forwardBtn);
        
        
        
        Button *backBtn = Button::create("cocosui/animationbuttonnormal.png",
                                           "cocosui/animationbuttonpressed.png");
        backBtn->setTitleText("Back");
        backBtn->setPosition(Vec2(winSize/2) + Vec2( _webView->getContentSize().width/2 +
                                                      backBtn->getContentSize().width/2 + 10,-50 ));
        backBtn->addClickEventListener([=](Ref*){
            _webView->goBack();
        });
        this->addChild(backBtn);
        
        
        Button *loadFileBtn = Button::create("cocosui/animationbuttonnormal.png",
                                           "cocosui/animationbuttonpressed.png");
        loadFileBtn->setTitleText("Load FILE");
        loadFileBtn->setPosition(Vec2(winSize/2) - Vec2( _webView->getContentSize().width/2 +
                                                      loadFileBtn->getContentSize().width/2 + 10,50 ));
        loadFileBtn->addClickEventListener([=](Ref*){
            _webView->loadFile("Test.html");
        });
        this->addChild(loadFileBtn);
        
        Button *loadHTMLBtn = Button::create("cocosui/animationbuttonnormal.png",
                                            "cocosui/animationbuttonpressed.png");
        loadHTMLBtn->setTitleText("Load Data");
        loadHTMLBtn->setPosition(Vec2(winSize/2) - Vec2( _webView->getContentSize().width/2 +
                                                       loadHTMLBtn->getContentSize().width/2 + 10,0 ));
        loadHTMLBtn->addClickEventListener([=](Ref*){
            _webView->loadHTMLString("<body style=\"font-size:50px;\">Hello World <img src=\"Icon.png\"/> </body>","Images/");
        });
        this->addChild(loadHTMLBtn);
        
        
        
        
        Button *evalJsBtn = Button::create("cocosui/animationbuttonnormal.png",
                                         "cocosui/animationbuttonpressed.png");
        evalJsBtn->setTitleText("Evaluate JS");
        evalJsBtn->setPosition(Vec2(winSize/2) - Vec2( _webView->getContentSize().width/2 +
                                                    evalJsBtn->getContentSize().width/2 + 10,-50 ));
        evalJsBtn->addClickEventListener([=](Ref*){
            _webView->evaluateJS("alert(\"hello\")");
        });
        evalJsBtn->setName("evalJs");
        this->addChild(evalJsBtn);
        
        Button *opacityBtn = Button::create("cocosui/animationbuttonnormal.png",
                                           "cocosui/animationbuttonpressed.png");
        opacityBtn->setTitleText("Opacity 1.f");
        opacityBtn->setPosition(Vec2(winSize/2) - Vec2( _webView->getContentSize().width/2 +
                                                      opacityBtn->getContentSize().width/2 + 10, 100 ));
        opacityBtn->addClickEventListener([=](Ref*){
            auto currentOpacity = _webView->getOpacityWebView();
            if(currentOpacity ==1.f){
                _webView->setOpacityWebView(.5f);
                opacityBtn->setTitleText("Opacity .5f");
            }else if(currentOpacity == .5f){
                _webView->setOpacityWebView(0);
                opacityBtn->setTitleText("Opacity 0.f");
            }else{
                _webView->setOpacityWebView(1.f);
                opacityBtn->setTitleText("Opacity 1.f");
            }
            
        });
        opacityBtn->setName("Opacity");
        this->addChild(opacityBtn);
        
        
        Button *transparentBgBtn = Button::create("cocosui/animationbuttonnormal.png",
                                            "cocosui/animationbuttonpressed.png");
        transparentBgBtn->setTitleText("Transparent BG");
        transparentBgBtn->setPosition(Vec2(winSize/2) + Vec2( _webView->getContentSize().width/2 +
                                                             transparentBgBtn->getContentSize().width/2 + 10,-100 ));
        transparentBgBtn->addClickEventListener([=](Ref*){
            _webView->setBackgroundTransparent();
        });
        transparentBgBtn->setName("Transparent");
        this->addChild(transparentBgBtn);
        
        return true;
    }
    return false;
}
 
bool WebViewTest::onWebViewShouldStartLoading(ui::WebView *sender, const std::string &url)
{
    CCLOG("onWebViewShouldStartLoading, url is %s", url.c_str());
    //don't do any OpenGL operation here!! It's forbidden!
    return true;
}
 
void WebViewTest::onWebViewDidFinishLoading(ui::WebView *sender, const std::string &url)
{
    auto node = (ui::Button*)this->getChildByName("evalJs");
    node->setTitleText("start loading...");
    CCLOG("onWebViewDidFinishLoading, url is %s", url.c_str());
}
 
void WebViewTest::onWebViewDidFailLoading(ui::WebView *sender, const std::string &url)
{
    CCLOG("onWebViewDidFailLoading, url is %s", url.c_str());
}