projects/infoscreen/webview.cpp

#include <QApplication>
#include <QDesktopWidget>
#include <QtDebug>


#include <stdexcept>

#include "webview.h"


WebView::WebView(QWidget* parent) : QWebView(parent) {

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

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

}

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

QString WebView::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;
}
1	#include <QApplication>
2	#include <QDesktopWidget>
3	#include <QtDebug>
4
5
6	#include <stdexcept>
7
8	#include "webview.h"
9
10
11	WebView::WebView(QWidget* parent) : QWebView(parent) {
12
13	QWebSettings* settings = QWebSettings::globalSettings();
14	settings->setAttribute( QWebSettings::JavascriptEnabled, true);
15	settings->setAttribute( QWebSettings::PluginsEnabled, true);
16	}
17
18	void WebView::start(QString& url, QString& screenid) {
19	try {
20	this->load( QUrl( generateUrl(url, screenid) ) );
21	} catch (std::exception& e) {
22	showError(e.what() );
23	}
24
25	}
26
27	void WebView::showError(const char* msg) {
28	QString str("<html><body><center><h1>");
29	str.append(msg).append("</h1></center></body></html>");
30	this->setHtml( str );
31	}
32
33	QString WebView::generateUrl(QString& url, QString& screenid) {
34	QDesktopWidget* desktop = QApplication::desktop();
35	QRect rect = desktop->screenGeometry();
36
37
38	QString width, height;
39	width.setNum( rect.width() );
40	height.setNum( rect.height() );
41
42
43	if (url.length() == 0) {
44	throw std::runtime_error("No url in config file");
45	}
46
47	url.append("?screen_id=").append(screenid);
48	url.append("&width=").append(width);
49	url.append("&height=").append(height);
50
51
52	qDebug() << "URL:" << url;
53
54
55	return url;
56	}