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leaveScrollbarGap not working as expected

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SmartClient Version: v10.0p_2015-03-10/Pro Deployment (built 2015-03-10)

I have a problem with a layout where setLeaveScrollbarGap(true) doesn't work.

I have created the following test case which shows the problem.

Code:

public Layout getMainLayout() {
       
        final VLayout mainLayout = new VLayout();
       
        HLayout layout1 = new HLayout(5);
        layout1.setHeight(100);
        layout1.setWidth(200);
        layout1.setOverflow(Overflow.AUTO);
        layout1.setLeaveScrollbarGap(true);
        layout1.setBorder("2px solid blue");
        layout1.setMembers(getLayouts(4,50));
       
        HLayout layout2 = new HLayout(5);
        layout2.setMinMemberSize(100);
        layout2.setHeight(100);
        layout2.setWidth(200);
        layout2.setOverflow(Overflow.AUTO);
        layout2.setLeaveScrollbarGap(true);
        layout2.setBorder("2px solid red");
        layout2.setMembers(getLayouts(4,50));
       
        HLayout layout3 = new HLayout(5);
        layout3.setHeight(100);
        layout3.setWidth(200);
        layout3.setOverflow(Overflow.AUTO);
        layout3.setLeaveScrollbarGap(true);
        layout3.setBorder("2px solid green");
        layout3.setMembers(getLayouts(4,200));
       
        HLayout layout4 = new HLayout(5);
        layout4.setMinMemberSize(100);
        layout4.setHeight(100);
        layout4.setWidth(200);
        layout4.setOverflow(Overflow.AUTO);
        layout4.setLeaveScrollbarGap(true);
        layout4.setBorder("2px solid yellow");
        layout4.setMembers(getLayouts(4,200));
       
        mainLayout.addMember(layout1);
        mainLayout.addMember(layout2);
        mainLayout.addMember(layout3);
        mainLayout.addMember(layout4);
   
        return mainLayout;
}

private VLayout[] getLayouts(int numOfLayouts, int height)
{
        VLayout[] layouts = new VLayout[numOfLayouts];
       
        for (int i = 0; i < numOfLayouts; i++) {
                VLayout layout = new VLayout();
                layout.setHeight(height);
                layout.setBackgroundColor("black");
                layouts[i] = layout;
        }
        return layouts;
}

I expected layout2 to display the same kind of gap as layout1 but as you can see in the screenshot, that is not the case.

Am I misunderstanding the intended behavior or is this a bug?

Attached Images
File Type: png ScrollbarGapBug.PNG (9.3 KB)

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