projects/infoscreen/webview.cpp

#include <QApplication>
#include <QDesktopWidget>
#include <stdexcept>

#include "MyWebView.h"


MyWebView::MyWebView(QWidget* parent) : QWebView(parent) {              
    connect(this, SIGNAL( loadFinished(bool) ), this, SLOT( onChange(bool) ) );

    QWebSettings* settings = QWebSettings::globalSettings();
    settings->setAttribute( QWebSettings::JavascriptEnabled, true);
    settings->setAttribute( QWebSettings::PluginsEnabled, true);


    QTimer* timer = new QTimer(this);
    connect(timer, SIGNAL(timeout()), this, SLOT(onTimer()));
    timer->start(1000);

}

void MyWebView::start(QString url, QString screenid) {
    try {
        this->load( QUrl( generateUrl(url, screenid) ) );
    } catch (std::exception& e) {
        showError(e.what() );
    }

}

void MyWebView::showError(const char* msg) {
    QString str("<html><body><center><h1>");
    str.append(msg).append("</h1></center></body></html>");
    this->setHtml( str );
}

QString MyWebView::generateUrl(QString url, QString screenid) {
    QDesktopWidget* desktop = QApplication::desktop();
    QRect rect = desktop->screenGeometry();


    QString width, height;
    width.setNum( rect.width() );
    height.setNum( rect.height() );


    if (url.length() == 0) {
        throw std::runtime_error("No url in config file");
    }

    url.append("?screen_id=").append(screenid);
    url.append("&width=").append(width);
    url.append("&height=").append(height);


    qDebug() << "URL:" << url;


    return url;
}

//public slots:
void MyWebView::onChange(bool success) {
    //qDebug() << "html" << this->page()->mainFrame()->toHtml();
}


void MyWebView::onTimer() {
}
1	torben	506	#include <QApplication>
2			#include <QDesktopWidget>
3			#include <stdexcept>
4
5			#include "MyWebView.h"
6
7
8	torben	512	MyWebView::MyWebView(QWidget* parent) : QWebView(parent) {
9	torben	534	connect(this, SIGNAL( loadFinished(bool) ), this, SLOT( onChange(bool) ) );
10	torben	507
11	torben	534	QWebSettings* settings = QWebSettings::globalSettings();
12			settings->setAttribute( QWebSettings::JavascriptEnabled, true);
13			settings->setAttribute( QWebSettings::PluginsEnabled, true);
14	torben	512
15
16
17	torben	534	QTimer* timer = new QTimer(this);
18			connect(timer, SIGNAL(timeout()), this, SLOT(onTimer()));
19			timer->start(1000);
20
21	torben	506	}
22
23	torben	535	void MyWebView::start(QString url, QString screenid) {
24	torben	534	try {
25	torben	535	this->load( QUrl( generateUrl(url, screenid) ) );
26	torben	534	} catch (std::exception& e) {
27			showError(e.what() );
28			}
29	torben	506
30			}
31
32			void MyWebView::showError(const char* msg) {
33	torben	534	QString str("<html><body><center><h1>");
34			str.append(msg).append("</h1></center></body></html>");
35			this->setHtml( str );
36	torben	506	}
37
38	torben	535	QString MyWebView::generateUrl(QString url, QString screenid) {
39	torben	534	QDesktopWidget* desktop = QApplication::desktop();
40			QRect rect = desktop->screenGeometry();
41	torben	506
42
43	torben	534	QString width, height;
44			width.setNum( rect.width() );
45			height.setNum( rect.height() );
46	torben	512
47
48	torben	534	if (url.length() == 0) {
49			throw std::runtime_error("No url in config file");
50			}
51	torben	506
52	torben	534	url.append("?screen_id=").append(screenid);
53			url.append("&width=").append(width);
54			url.append("&height=").append(height);
55	torben	506
56
57	torben	534	qDebug() << "URL:" << url;
58	torben	512
59	torben	534
60			return url;
61	torben	506	}
62
63			//public slots:
64	torben	512	void MyWebView::onChange(bool success) {
65			//qDebug() << "html" << this->page()->mainFrame()->toHtml();
66	torben	506	}
67
68	torben	507
69			void MyWebView::onTimer() {
70			}