minimize code duplication
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41196 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@@ -88,36 +88,29 @@ void wxScrollHelperNative::DoAdjustScrollbar(GtkRange* range,
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int *lines,
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int *lines,
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int *linesPerPage)
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int *linesPerPage)
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{
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{
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int upper;
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int page_size;
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if (pixelsPerLine > 0 && winSize > 0 && winSize < virtSize)
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if (pixelsPerLine > 0 && winSize > 0 && winSize < virtSize)
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{
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{
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int upper = (virtSize + pixelsPerLine - 1) / pixelsPerLine;
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upper = (virtSize + pixelsPerLine - 1) / pixelsPerLine;
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int page_size = winSize / pixelsPerLine;
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page_size = winSize / pixelsPerLine;
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*lines = upper;
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*lines = upper;
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*linesPerPage = page_size;
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*linesPerPage = page_size;
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GtkAdjustment* adj = range->adjustment;
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adj->step_increment = 1;
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adj->page_increment =
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adj->page_size = page_size;
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gtk_range_set_range(range, 0, upper);
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}
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}
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else
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else
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{
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{
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// GtkRange won't allow upper == lower, so for disabled state use [0,1]
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// GtkRange won't allow upper == lower, so for disabled state use [0,1]
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// with a page size of 1. This will also clamp position to 0.
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// with a page size of 1. This will also clamp position to 0.
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int upper = 1;
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upper = 1;
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int page_size = 1;
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page_size = 1;
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*lines = 0;
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*lines = 0;
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*linesPerPage = 0;
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*linesPerPage = 0;
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GtkAdjustment* adj = range->adjustment;
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adj->step_increment = 1;
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adj->page_increment =
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adj->page_size = page_size;
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gtk_range_set_range(range, 0, upper);
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}
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}
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GtkAdjustment* adj = range->adjustment;
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adj->step_increment = 1;
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adj->page_increment =
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adj->page_size = page_size;
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gtk_range_set_range(range, 0, upper);
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}
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}
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void wxScrollHelperNative::AdjustScrollbars()
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void wxScrollHelperNative::AdjustScrollbars()
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