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GlosSI/GlosSIConfig/ExeImageProvider.h
2021-11-12 15:31:48 +01:00

32 lines
920 B
C++

#pragma once
#include <QQuickImageProvider>
#include <Windows.h>
#include <QRegularExpression>
class ExeImageProvider : public QQuickImageProvider {
public:
ExeImageProvider()
: QQuickImageProvider(QQuickImageProvider::Image)
{
}
QImage requestImage(const QString& id, QSize* size, const QSize& requestedSize) override
{
HICON icon = 0;
std::wstring path = QString(id).replace(QRegularExpression(("\\%5C")), "\\").toStdWString();
icon = (HICON)LoadImage(
0,
path.data(),
IMAGE_ICON,
GetSystemMetrics(SM_CXSMICON),
GetSystemMetrics(SM_CYSMICON),
LR_LOADFROMFILE | LR_LOADMAP3DCOLORS);
if (!icon) {
ExtractIconEx(path.data(), 0, &icon, nullptr, 1);
if (!icon) {
return {};
}
}
return QImage::fromHICON(icon);
}
};