Scrolling is independent for each split. Often, you need to prevent one or more columns from scrolling horizontally or vertically so that they will always be in view. List for WinForms provides you with an easy way to keep any number of columns from scrolling at any location within the list (even in the middle!) by setting a few split properties.
As an example, assume that you have a list with three horizontal splits. The following code will "fix" columns 0 and 1 in the middle split:
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' Hide all columns in Splits(1) except for columns 0 and 1. Dim Cols As C1.Win.C1List.C1DisplayColumnCollection Dim C As C1.Win.C1List.C1DisplayColumn Cols = Me.C1List1.Splits(1).DisplayColumns For Each C In Cols C.Visible = False Next C Cols(0).Visible = True Cols(1).Visible = True ' Configure Splits(1) to display exactly two columns, and disable resizing. Me.C1List1.Splits(1).SplitSizeMode = C1.Win.C1List.SizeModeEnum.NumberOfColumns Me.C1List1.Splits(1).SplitSize = 2 |
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// Hide all columns in Splits[1] except for columns 0 and 1. C1.Win.C1List.C1DisplayColumnCollection Cols; C1.Win.C1List.C1DisplayColumn C; Cols = this.C1List1.Splits[1].DisplayColumns; foreach (C in Cols) { C.Visible = false; } Cols[0].Visible = true; Cols[1].Visible = true; // Configure Splits[1] to display exactly two columns, and disable resizing this.C1List1.Splits[1].SplitSizeMode = C1.Win.C1List.SizeModeEnum.NumberOfColumns; this.C1List1.Splits[1].SplitSize = 2; |
Usually, if you keep columns 0 and 1 from scrolling in one split, you will want to make them invisible in the other splits:
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' Make columns 0 and 1 invisible in splits 0 and 2. Dim Cols As C1.Win.C1List.C1DisplayColumnCollection Cols = Me.C1List1.Splits(0).DisplayColumns Cols(0).Visible = False Cols(1).Visible = False Cols = Me.C1List1.Splits(2).DisplayColumns Cols(0).Visible = False Cols(1).Visible = False |
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// Make columns 0 and 1 invisible in splits 0 and 2. C1.Win.C1List.C1DisplayColumnCollection Cols; Cols = this.c1List1.Splits[0].DisplayColumns; Cols[0].Visible = false; Cols[1].Visible = false; Cols = this.c1List1.Splits[2].DisplayColumns; Cols[0].Visible = false; Cols[1].Visible = false; |