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Use SHIFT to accelerate scrolling via the bar arrows.

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This commit is contained in:
Oliver Tappe
2012-11-05 09:38:22 +01:00
parent 410d1973c1
commit 21f50d63e6
1 changed files with 9 additions and 4 deletions
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src/kits/interface/ScrollBar.cpp
+9 -4
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@@ -701,19 +701,24 @@ BScrollBar::MouseDown(BPoint where)
// hit test for arrows or empty area // hit test for arrows or empty area
float scrollValue = 0.0; float scrollValue = 0.0;
// pressing the shift key scrolls faster
float buttonStepSize
= (modifiers() & B_SHIFT_KEY) != 0 ? fLargeStep : fSmallStep;
fPrivateData->fButtonDown = _ButtonFor(where); fPrivateData->fButtonDown = _ButtonFor(where);
switch (fPrivateData->fButtonDown) { switch (fPrivateData->fButtonDown) {
case ARROW1: case ARROW1:
scrollValue = -fSmallStep; scrollValue = -buttonStepSize;
break; break;
case ARROW2: case ARROW2:
scrollValue = fSmallStep; scrollValue = buttonStepSize;
break; break;
case ARROW3: case ARROW3:
scrollValue = -fSmallStep; scrollValue = -buttonStepSize;
break; break;
case ARROW4: case ARROW4:
scrollValue = fSmallStep; scrollValue = buttonStepSize;
break; break;
case NOARROW: case NOARROW:
// we hit the empty area, figure out which side of the thumb // we hit the empty area, figure out which side of the thumb