added fix for scrollbar smooth scrolling jumping on new messages

2017-12-18 18:55:09 +01:00
parent 625e33d654
commit a399af9c66
3 changed files with 22 additions and 2 deletions
@@ -7,6 +7,7 @@
 #include <QPropertyAnimation>
 #include <QWidget>
 #include <boost/signals2.hpp>
+#include <settingsmanager.hpp>

 namespace chatterino {

@@ -44,6 +45,8 @@ public:
    qreal getSmallChange() const;
    qreal getDesiredValue() const;
    qreal getCurrentValue() const;
+    // offset the desired value without breaking smooth scolling
+    void offset(qreal value);
    boost::signals2::signal<void()> &getCurrentValueChanged();
    void setCurrentValue(qreal value);

@@ -79,9 +82,12 @@ private:
    qreal _smallChange = 5;
    qreal _desiredValue = 0;
    qreal _currentValue = 0;
+    qreal _smoothScrollingOffset = 0;

    boost::signals2::signal<void()> _currentValueChanged;

+    pajlada::Settings::Setting<bool> &smoothScrollingSetting;
+
    void updateScroll();
 };