kdiff3: fix scrolling

u-235 · u-235 · commit e1644d6d1aee · 2025-04-26T16:43:13.000+03:00
diff --git a/3rdparty/kdiff3/pdiff.cpp b/3rdparty/kdiff3/pdiff.cpp
@@ -791,7 +791,7 @@ bool KDiff3App::eventFilter(QObject *o, QEvent *e)
 
         QPoint d = w->pixelDelta();
 
-        if (d.isNull()) {
+        if (w->source() != Qt::MouseEventSynthesizedBySystem) {
             d = - w->angleDelta() / 120 * QApplication::wheelScrollLines();
         }
 

Original file line number	Diff line number	Diff line change
`@@ -791,7 +791,7 @@ bool KDiff3App::eventFilter(QObject o, QEvent e)`
`791`	`791`
`792`	`792`	`QPoint d = w->pixelDelta();`
`793`	`793`
`794`		`- if (d.isNull()) {`
	`794`	`+ if (w->source() != Qt::MouseEventSynthesizedBySystem) {`
`795`	`795`	`d = - w->angleDelta() / 120 * QApplication::wheelScrollLines();`
`796`	`796`	`}`
`797`	`797`