projects/infoscreen/MyWebView.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() {
        try {   
                this->load( QUrl( generateUrl() ) );
        } 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() {
        QDesktopWidget* desktop = QApplication::desktop();
        QRect rect = desktop->screenGeometry();


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

                
        QSettings settings("Caddi", "infoscreen");
        qDebug() << "Settings: " << settings.fileName();

        QString url = settings.value("url").toString();
        QString screenid = settings.value("screenid").toString();

        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	#include <QApplication>
2	#include <QDesktopWidget>
3	#include <stdexcept>
4
5	#include "MyWebView.h"
6
7
8	MyWebView::MyWebView(QWidget* parent) : QWebView(parent) {
9	connect(this, SIGNAL( loadFinished(bool) ), this, SLOT( onChange(bool) ) );
10
11	QWebSettings* settings = QWebSettings::globalSettings();
12	settings->setAttribute( QWebSettings::JavascriptEnabled, true);
13	settings->setAttribute( QWebSettings::PluginsEnabled, true);
14
15
16
17	QTimer* timer = new QTimer(this);
18	connect(timer, SIGNAL(timeout()), this, SLOT(onTimer()));
19	timer->start(1000);
20
21	}
22
23	void MyWebView::start() {
24	try {
25	this->load( QUrl( generateUrl() ) );
26	} catch (std::exception& e) {
27	showError(e.what() );
28	}
29
30	}
31
32	void MyWebView::showError(const char* msg) {
33	QString str("<html><body><center><h1>");
34	str.append(msg).append("</h1></center></body></html>");
35	this->setHtml( str );
36	}
37
38	QString MyWebView::generateUrl() {
39	QDesktopWidget* desktop = QApplication::desktop();
40	QRect rect = desktop->screenGeometry();
41
42
43	QString width, height;
44	width.setNum( rect.width() );
45	height.setNum( rect.height() );
46
47
48	QSettings settings("Caddi", "infoscreen");
49	qDebug() << "Settings: " << settings.fileName();
50
51	QString url = settings.value("url").toString();
52	QString screenid = settings.value("screenid").toString();
53
54	if (url.length() == 0) {
55	throw std::runtime_error("No url in config file");
56	}
57
58	url.append("?screen_id=").append(screenid);
59	url.append("&width=").append(width);
60	url.append("&height=").append(height);
61
62
63	qDebug() << "URL:" << url;
64
65
66	return url;
67	}
68
69	//public slots:
70	void MyWebView::onChange(bool success) {
71	//qDebug() << "html" << this->page()->mainFrame()->toHtml();
72	}
73
74
75	void MyWebView::onTimer() {
76	}