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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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54
other/echartgauge/widget.cpp
View File

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

4
other/echartgauge/widget.h
View File

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