Created
December 16, 2020 11:18
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罫線で囲まれた内側のセルに色を塗る
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Option Explicit | |
Dim WS As Worksheet | |
Dim maxY As Long | |
Dim maxX As Long | |
Dim Outside As Variant | |
Dim toBeChecked As Collection | |
Sub main() | |
Set WS = Worksheets("data") | |
maxY = WS.UsedRange.Row + WS.UsedRange.Rows.Count | |
maxX = WS.UsedRange.Column + WS.UsedRange.Columns.Count | |
ReDim Outside(1 To maxY, 1 To maxX) | |
Set toBeChecked = New Collection | |
Dim y As Long | |
Dim x As Long | |
For x = 1 To maxX | |
checkEdgeCell 1, x, xlEdgeTop | |
checkEdgeCell maxY, x, xlEdgeBottom | |
Next | |
For y = 1 To maxY | |
checkEdgeCell y, 1, xlEdgeLeft | |
checkEdgeCell y, maxX, xlEdgeRight | |
Next | |
Do While toBeChecked.Count > 0 | |
Dim Cell | |
Cell = Split(toBeChecked(1), ",") | |
toBeChecked.Remove 1 | |
checkCell CLng(Cell(0)), CLng(Cell(1)) | |
Loop | |
For y = 1 To maxY | |
For x = 1 To maxX | |
If Outside(y, x) <> 1 Then | |
WS.Cells(y, x).Interior.Color = vbYellow | |
End If | |
Next | |
Next | |
End Sub | |
Function noBorder(y As Long, x As Long, edge As XlBordersIndex) As Boolean | |
noBorder = WS.Cells(y, x).Borders(edge).LineStyle = xlLineStyleNone | |
End Function | |
Sub addToBeChecked(y As Long, x As Long) | |
If y <= 0 Or x <= 0 Or y > maxY Or x > maxX Then Exit Sub | |
If Outside(y, x) = 1 Then Exit Sub | |
toBeChecked.Add Join(Array(y, x), ",") | |
Outside(y, x) = 1 | |
End Sub | |
Sub checkEdgeCell(y As Long, x As Long, edge As XlBordersIndex) | |
If noBorder(y, x, edge) Then addToBeChecked y, x | |
End Sub | |
Sub checkCell(y As Long, x As Long) | |
If noBorder(y, x, xlEdgeTop) Then addToBeChecked y - 1, x | |
If noBorder(y, x, xlEdgeBottom) Then addToBeChecked y + 1, x | |
If noBorder(y, x, xlEdgeLeft) Then addToBeChecked y, x - 1 | |
If noBorder(y, x, xlEdgeRight) Then addToBeChecked y, x + 1 | |
End Sub | |
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