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Hide scrollbars when not needed

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This commit is contained in:
Dušan Poizl
2022-04-08 17:25:40 +02:00
parent c7e36bd4d6
commit 0e985d7799
1 changed files with 5 additions and 0 deletions
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imagescrollareagl.cpp
+5
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@@ -32,6 +32,11 @@ void setScrollRange(QScrollBar *scrollBar, int newRange)
int range = scrollBar->maximum() + page; int range = scrollBar->maximum() + page;
float relPos = (float)pos/(float)range; float relPos = (float)pos/(float)range;
if(page >= newRange)
scrollBar->hide();
else
scrollBar->show();
scrollBar->setRange(0, newRange - page); scrollBar->setRange(0, newRange - page);
scrollBar->setValue(relPos*newRange - page/2); scrollBar->setValue(relPos*newRange - page/2);
} }