overte-HifiExperiments/interface/src/InfoView.cpp
2013-11-03 14:59:15 +01:00

79 lines
2.1 KiB
C++

//
// InfoView
// hifi
//
// Created by Stojce Slavkovski on 9/7/13.
// Copyright (c) 2013 HighFidelity, Inc. All rights reserved.
//
#include "InfoView.h"
#include <QApplication>
#include "Application.h"
#include <QtWebKitWidgets/QWebFrame>
#include <QtWebKit/QWebElement>
#include <QDesktopWidget>
#define SETTINGS_VERSION_KEY "info-version"
#define MAX_DIALOG_HEIGHT_RATIO 0.9
InfoView::InfoView(bool forced) :
_forced(forced) {
setWindowFlags(Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint | Qt::WindowCloseButtonHint);
switchToResourcesParentIfRequired();
QString absPath = QFileInfo("resources/html/interface-welcome-allsvg.html").absoluteFilePath();
QUrl url = QUrl::fromLocalFile(absPath);
load(url);
connect(this, SIGNAL(loadFinished(bool)), this, SLOT(loaded(bool)));
}
void InfoView::showFirstTime() {
new InfoView(false);
}
void InfoView::forcedShow() {
new InfoView(true);
}
bool InfoView::shouldShow() {
if (_forced) {
return true;
}
QSettings* settings = Application::getInstance()->getSettings();
QString lastVersion = settings->value(SETTINGS_VERSION_KEY).toString();
QWebElement versionTag = page()->mainFrame()->findFirstElement("#version");
QString version = versionTag.attribute("value");
if (version != QString::null && (lastVersion == QString::null || lastVersion != version)) {
settings->setValue(SETTINGS_VERSION_KEY, version);
return true;
} else {
return false;
}
}
void InfoView::loaded(bool ok) {
if (!ok || !shouldShow()) {
deleteLater();
return;
}
QDesktopWidget* desktop = Application::getInstance()->desktop();
QWebFrame* mainFrame = page()->mainFrame();
int height = mainFrame->contentsSize().height() > desktop->height() ?
desktop->height() * MAX_DIALOG_HEIGHT_RATIO :
mainFrame->contentsSize().height();
resize(mainFrame->contentsSize().width(), height);
move(desktop->screen()->rect().center() - rect().center());
setWindowTitle(title());
setAttribute(Qt::WA_DeleteOnClose);
show();
}