Add high DPI support

tibirna · May 21, 2018 · c219a0e · c219a0e
1 parent 3624d85
commit c219a0e
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Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/src/listview.cpp b/src/listview.cpp
@@ -884,7 +884,16 @@ void ListViewDelegate::addTextPixmap(QPixmap** pp, SCRef txt, const QStyleOption
         int pw = fm.boundingRect(txt).width() + 2 * spacing;
         int ph = fm.height();
 
-	QPixmap* newPm = new QPixmap(ofs + pw, ph);
+    QSize pixmapSize(ofs + pw, ph);
+
+#if QT_VERSION >= QT_VERSION_CHECK(5,6,0)
+    qreal dpr = qApp->devicePixelRatio();
+	QPixmap* newPm = new QPixmap(pixmapSize * dpr);
+    newPm->setDevicePixelRatio(dpr);
+#else
+    QPixmap* newPm = new QPixmap(pixmapSize);
+#endif
+
 	QPainter p;
 	p.begin(newPm);
 	if (!pm->isNull()) {

diff --git a/src/qgit.cpp b/src/qgit.cpp
@@ -18,7 +18,10 @@ using namespace QGit;
 int main(int argc, char* argv[]) {
 
 	QApplication app(argc, argv);
-	QCoreApplication::setOrganizationName(ORG_KEY);
+#if QT_VERSION >= QT_VERSION_CHECK(5,6,0)
+    app.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
+#endif
+    QCoreApplication::setOrganizationName(ORG_KEY);
 	QCoreApplication::setApplicationName(APP_KEY);
 
 	/* On Windows msysgit exec directory is set up