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core/icon: ability to specify a fallback or check if an icon exists

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This commit is contained in:
outfoxxed 2024-11-17 14:38:29 -08:00
parent d2667369e1
commit 68ba5005ce
Signed by untrusted user: outfoxxed
GPG key ID: 4C88A185FB89301E
4 changed files with 42 additions and 4 deletions
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21
src/core/iconimageprovider.cpp
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@ -11,7 +11,9 @@
QPixmap
IconImageProvider::requestPixmap(const QString& id, QSize* size, const QSize& requestedSize) {
QString iconName;
QString fallbackName;
QString path;
auto splitIdx = id.indexOf("?path=");
if (splitIdx != -1) {
iconName = id.sliced(0, splitIdx);
@ -19,10 +21,17 @@ IconImageProvider::requestPixmap(const QString& id, QSize* size, const QSize& re
qWarning() << "Searching custom icon paths is not yet supported. Icon path will be ignored for"
<< id;
} else {
iconName = id;
splitIdx = id.indexOf("?fallback=");
if (splitIdx != -1) {
iconName = id.sliced(0, splitIdx);
fallbackName = id.sliced(splitIdx + 10);
} else {
iconName = id;
}
}
auto icon = QIcon::fromTheme(iconName);
if (icon.isNull()) icon = QIcon::fromTheme(fallbackName);
auto targetSize = requestedSize.isValid() ? requestedSize : QSize(100, 100);
if (targetSize.width() == 0 || targetSize.height() == 0) targetSize = QSize(2, 2);
@ -55,12 +64,20 @@ QPixmap IconImageProvider::missingPixmap(const QSize& size) {
return pixmap;
}
QString IconImageProvider::requestString(const QString& icon, const QString& path) {
QString IconImageProvider::requestString(
const QString& icon,
const QString& path,
const QString& fallback
) {
auto req = "image://icon/" + icon;
if (!path.isEmpty()) {
req += "?path=" + path;
}
if (!fallback.isEmpty()) {
req += "?fallback=" + fallback;
}
return req;
}