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qt_demoe
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更新代码

master
feiyangqingyun 2022-05-27 15:40:19 +08:00
parent 5aca434795
commit 1febf7b0fe
2 changed files with 37 additions and 27 deletions
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60
other/echartgauge/widget.cpp
View File

@ -24,6 +24,7 @@ Widget::~Widget()
void Widget::initForm()
{
//初始化浏览器控件属性,一个项目中只需要设置一次就行
#ifdef webkit
QWebSettings *webSetting = QWebSettings::globalSettings();
webSetting->setAttribute(QWebSettings::JavascriptEnabled, true);
@ -36,44 +37,53 @@ void Widget::initForm()
webSetting->setAttribute(QWebEngineSettings::JavascriptCanOpenWindows, true);
#endif
//实例化多个浏览器控件,设置背景透明
#ifdef webkit
webView = new QWebView;
webView1 = new QWebView;
webView2 = new QWebView;
webView3 = new QWebView;
for (int i = 0; i < 4; ++i) {
QWebView *webView = new QWebView;
webView->setStyleSheet(QString("background:%1;").arg("rgba(255,0,0,0)"));
webViews << webView;
}
#elif webengine
webView = new QWebEngineView;
webView1 = new QWebEngineView;
webView2 = new QWebEngineView;
webView3 = new QWebEngineView;
for (int i = 0; i < 4; ++i) {
QWebEngineView *webView = new QWebEngineView;
webView->page()->setBackgroundColor(Qt::transparent);
webViews << webView;
}
#endif
QUrl url("file:///" + qApp->applicationDirPath() + "/gauge.html");
//添加到布局
#if (defined webkit) || (defined webengine)
ui->gridLayout->addWidget(webView, 0, 0);
ui->gridLayout->addWidget(webView1, 0, 1);
ui->gridLayout->addWidget(webView2, 1, 0);
ui->gridLayout->addWidget(webView3, 1, 1);
ui->gridLayout->addWidget(webViews.at(0), 0, 0);
ui->gridLayout->addWidget(webViews.at(1), 0, 1);
ui->gridLayout->addWidget(webViews.at(2), 1, 0);
ui->gridLayout->addWidget(webViews.at(3), 1, 1);
#endif
webView->load(url);
webView1->load(url);
webView2->load(url);
webView3->load(url);
//加载html文件
QUrl url("file:///" + qApp->applicationDirPath() + "/gauge.html");
#ifdef webkit
foreach (QWebView *webView, webViews) {
webView->load(url);
}
#elif webengine
foreach (QWebEngineView *webView, webViews) {
webView->load(url);
}
#endif
}
void Widget::on_horizontalSlider_valueChanged(int value)
{
//执行js函数
QString js = QString("setGaugeValue(%1)").arg(value);
#ifdef webkit
webView->page()->mainFrame()->evaluateJavaScript(js);
webView1->page()->mainFrame()->evaluateJavaScript(js);
webView2->page()->mainFrame()->evaluateJavaScript(js);
webView3->page()->mainFrame()->evaluateJavaScript(js);
foreach (QWebView *webView, webViews) {
webView->page()->mainFrame()->evaluateJavaScript(js);
}
#elif webengine
webView->page()->runJavaScript(js);
webView1->page()->runJavaScript(js);
webView2->page()->runJavaScript(js);
webView3->page()->runJavaScript(js);
foreach (QWebEngineView *webView, webViews) {
webView->page()->runJavaScript(js);
}
#endif
}

4
other/echartgauge/widget.h
View File

@ -24,9 +24,9 @@ private slots:
private:
Ui::Widget *ui;
#ifdef webkit
QWebView *webView, *webView1, *webView2, *webView3;
QList<QWebView *> webViews;
#elif webengine
QWebEngineView *webView, *webView1, *webView2, *webView3;
QList<QWebEngineView *> webViews;
#endif
};