标签：编程qt壁纸bing
微软Bing壁纸是我非常喜欢的壁纸，怎么说呢它的壁纸非常细腻逼真，总是让人心动，我就不安利了，反正比三百六X鸟好多了。不幸的是Win10更新到最新版以后微软bing缤纷桌面不能运行了，失望加无奈。。 难道我就这么的放弃我的壁纸了么，不，党告诉我，你可以靠自己，你可以创新，然后就自己动手做了一款工具来自动下载Bing壁纸工具。 纯。。。纯到没有界面，纯到没有任何提示，纯到24小时自动更换壁纸，纯。整体而言，就是用json network slots ，就简单贴下主要代码部分，附件有构建好的应用，win10通过。。。
//bing.cpp
#include "bing.h"
#pragma comment(lib, "user32.lib")
Bing::Bing()
{
connect(&manager,&QNetworkAccessManager::finished,this,&Bing::downloadFinished);
}
void Bing::execute()
{
QTimer *timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(execute()));
timer->setInterval(86400000);
timer->start();
QUrl url("https://www.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1&mkt=en-US");
QNetworkRequest request(url);
QNetworkReply *reply = manager.get(request);
currentReplys.append(reply);
qDebug() << "execute ";
}
void Bing::doGetJson(QNetworkReply *reply)
{
QByteArray byteArray = reply->readAll();
QJsonParseError jsonError;
QJsonDocument json = QJsonDocument::fromJson(byteArray,&jsonError);
if (!json.isNull() && (jsonError.error == QJsonParseError::NoError))
{
if(json.isObject())
{
QJsonObject obj =json.object();
if(obj.contains("images"))
{
QJsonValue value = obj.value("images");
if(value.isArray())
{
QJsonArray jsonArray = value.toArray();
QJsonValue imageValue = jsonArray.at(0);
if(imageValue.isObject())
{
QString image = imageValue["url"].toString();
QString baseUrl = "https://www.bing.com";
baseUrl.append(image);
QUrl url(baseUrl);
QNetworkRequest request(url);
QNetworkReply *replyImage = manager.get(request);
currentReplys.append(replyImage);
}
}
}
}
}
}
void Bing::downloadFinished(QNetworkReply *reply)
{
if(reply->url() == QUrl("https://www.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1&mkt=en-US"))
{
doGetJson(reply);
}
else
{
saveImages(reply);
}
currentReplys.removeAll(reply);
reply->deleteLater();
}
void Bing::saveImages(QNetworkReply *reply)
{
QDate date = QDate::currentDate();
QString fileName = "d:\\bingWallPaper\\bing";
fileName.append(date.toString("yyyyMMdd")).append(".jpg");
QFile file(fileName);
if(!file.open(QIODevice::WriteOnly))
{
qDebug() << "open failed";
return;
}
file.write(reply->readAll());
file.close();
setWallPaper();
}
void Bing::setWallPaper()
{
//const wchar_t *wimFile =reinterpret_cast<const wchar_t *>(pszWimFile.utf16());
QDate date = QDate::currentDate();
QString fileName = "d:\\bingWallPaper\\bing";
fileName.append(date.toString("yyyyMMdd")).append(".jpg");
const wchar_t *image =reinterpret_cast<const wchar_t *>(fileName.utf16());
if( !SystemParametersInfo(SPI_SETDESKWALLPAPER, 0, (void*)image, SPIF_UPDATEINIFILE) )//调用windows的API函
return;
}源代码:https://github.com/piaodonkey/BingWallPaper 我真是越来越懒了。。
附件:链接：https://pan.baidu.com/s/1XiL4HhluEbPzEcIVo8xhmA 密码：dck1
标签：编程qt壁纸bing
原文地址：http://blog.51cto.com/amgodchan/2113334
