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feat: add systemd service for login wallpaper change #27

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Merged
deepin-bot merged 1 commit into from
Oct 9, 2025
Merged

feat: add systemd service for login wallpaper change #27

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61 changes: 34 additions & 27 deletions src/plugin-qt/wallpaperslideshow/slideshowmanager.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -7,9 +7,10 @@
#include "commondefine.h"
#include "utils.h"

#include <QDBusPendingReply>

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Include file: <QDBusPendingReply> not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <QJsonParseError>

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#include <QJsonObject>

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#include <DDBusSender>

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#include <DGuiApplicationHelper>

DGUI_USE_NAMESPACE
Expand Down Expand Up @@ -253,38 +254,44 @@
{
QString runDir = utils::GetUserRuntimeDir();

QFile file("/proc/self/sessionid");
if (!file.open(QIODevice::ReadOnly)) {
qWarning() << "open /proc/self/sessionid fail";
return false;
}

QString currentSessionId = file.readAll();
currentSessionId = currentSessionId.simplified();
QDBusPendingReply<QString> currentSessionPath = DDBusSender()
.service("org.deepin.dde.SessionManager1")
.path("/org/deepin/dde/Session1")
.interface("org.deepin.dde.Session1")
.method("GetSessionPath")
.call();

bool needChangeBg = false;
runDir = runDir + "/dde-daemon-wallpaper-slideshow-login" + "/" + monitorSpace;
QFile fileTemp(runDir);

if (!file.exists()) {
needChangeBg = true;
} else if (!fileTemp.open(QIODevice::ReadOnly)) {
qWarning() << "open " << runDir << " fail";
return false;
QFileInfo fileInfo(runDir);
QDir().mkpath(fileInfo.absolutePath());

if (!fileInfo.exists()) {
// 文件不存在，创建并写入当前会话路径
QFile fileTemp(runDir);
if (fileTemp.open(QIODevice::WriteOnly | QIODevice::Text)) {
fileTemp.write(currentSessionPath.value().toLatin1());
fileTemp.close();
autoChangeBg(monitorSpace, QDateTime::currentDateTimeUtc());
} else {
qWarning() << "failed to create file: " << runDir;
return false;
}
} else {
if (currentSessionId != fileTemp.readAll().simplified()) {
needChangeBg = true;
// 文件存在，读取并比较
QFile fileTemp(runDir);
if (fileTemp.open(QIODevice::ReadWrite | QIODevice::Text)) {
const QString &recordSessionPath = fileTemp.readAll().simplified();
if (recordSessionPath != currentSessionPath) {
autoChangeBg(monitorSpace, QDateTime::currentDateTimeUtc());
fileTemp.resize(0);
fileTemp.write(currentSessionPath.value().toLatin1());
}
fileTemp.close();
} else {
qWarning() << "failed to open file: " << runDir;
return false;
}
}

if (needChangeBg) {
autoChangeBg(monitorSpace, QDateTime::currentDateTimeUtc());
fileTemp.write(currentSessionId.toLatin1());
}

file.close();
fileTemp.close();

return true;
}

Expand Down
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