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Add wxGridSelectNone selection mode

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In this mode the user can't select any cells at all in wxGrid.
This commit is contained in:
Gary Allen
2020-10-22 13:04:23 +02:00
committed by Vadim Zeitlin
parent a64348f3e4
commit 095d1e317c
4 changed files with 49 additions and 6 deletions
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40
src/generic/gridsel.cpp
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@@ -98,6 +98,13 @@ void wxGridSelection::SetSelectionMode( wxGrid::wxGridSelectionModes selmode )
if (selmode == m_selectionMode)
return;
if (selmode == wxGrid::wxGridSelectNone)
{
ClearSelection();
m_selectionMode = selmode;
return;
}
if ( m_selectionMode != wxGrid::wxGridSelectCells )
{
// if changing form row to column selection
@@ -127,6 +134,7 @@ void wxGridSelection::SetSelectionMode( wxGrid::wxGridSelectionModes selmode )
switch ( selmode )
{
case wxGrid::wxGridSelectCells:
case wxGrid::wxGridSelectNone:
wxFAIL_MSG("unreachable");
break;
@@ -160,7 +168,8 @@ void wxGridSelection::SetSelectionMode( wxGrid::wxGridSelectionModes selmode )
void wxGridSelection::SelectRow(int row, const wxKeyboardState& kbd)
{
if ( m_selectionMode == wxGrid::wxGridSelectColumns )
if ( m_selectionMode == wxGrid::wxGridSelectColumns ||
m_selectionMode == wxGrid::wxGridSelectNone )
return;
Select(wxGridBlockCoords(row, 0, row, m_grid->GetNumberCols() - 1),
@@ -169,7 +178,8 @@ void wxGridSelection::SelectRow(int row, const wxKeyboardState& kbd)
void wxGridSelection::SelectCol(int col, const wxKeyboardState& kbd)
{
if ( m_selectionMode == wxGrid::wxGridSelectRows )
if ( m_selectionMode == wxGrid::wxGridSelectRows ||
m_selectionMode == wxGrid::wxGridSelectNone )
return;
Select(wxGridBlockCoords(0, col, m_grid->GetNumberRows() - 1, col),
@@ -214,6 +224,10 @@ void wxGridSelection::SelectBlock( int topRow, int leftCol,
else
allowed = 0;
break;
case wxGrid::wxGridSelectNone:
allowed = 0;
break;
}
wxASSERT_MSG(allowed != -1, "unknown selection mode?");
@@ -246,6 +260,10 @@ wxGridSelection::DeselectBlock(const wxGridBlockCoords& block,
const wxKeyboardState& kbd,
wxEventType eventType)
{
// In wxGridSelectNone mode, all blocks should already be deselected.
if ( m_selectionMode == wxGrid::wxGridSelectNone )
return;
const wxGridBlockCoords canonicalizedBlock = block.Canonicalize();
size_t count, n;
@@ -312,6 +330,10 @@ wxGridSelection::DeselectBlock(const wxGridBlockCoords& block,
else
splitOrientation = wxVERTICAL;
break;
case wxGrid::wxGridSelectNone:
wxFAIL_MSG("unreachable");
break;
}
wxASSERT_MSG( splitOrientation != -1, "unknown selection mode" );
@@ -517,10 +539,14 @@ bool wxGridSelection::ExtendCurrentBlock(const wxGridCellCoords& blockStart,
wxASSERT( blockStart.GetRow() != -1 && blockStart.GetCol() != -1 &&
blockEnd.GetRow() != -1 && blockEnd.GetCol() != -1 );
if ( m_selectionMode == wxGrid::wxGridSelectNone )
return false;
// If selection doesn't contain the current cell (which also covers the
// special case of nothing being selected yet), we have to create a new
// block containing it because it doesn't make sense to extend any existing
// block to non-selected current cell.
if ( !IsInSelection(m_grid->GetGridCursorCoords()) )
{
SelectBlock(blockStart, blockEnd, kbd, eventType);
@@ -574,6 +600,10 @@ bool wxGridSelection::ExtendCurrentBlock(const wxGridCellCoords& blockStart,
canChangeCol = true;
}
break;
case wxGrid::wxGridSelectNone:
wxFAIL_MSG("unreachable");
break;
}
if ( canChangeRow )
@@ -754,7 +784,8 @@ wxGridCellCoordsArray wxGridSelection::GetBlockSelectionBottomRight() const
// is, anyhow, the best we can do.
wxArrayInt wxGridSelection::GetRowSelection() const
{
if ( m_selectionMode == wxGrid::wxGridSelectColumns )
if ( m_selectionMode == wxGrid::wxGridSelectColumns ||
m_selectionMode == wxGrid::wxGridSelectNone )
return wxArrayInt();
wxIntSortedArray uniqueRows;
@@ -785,7 +816,8 @@ wxArrayInt wxGridSelection::GetRowSelection() const
// See comments for GetRowSelection().
wxArrayInt wxGridSelection::GetColSelection() const
{
if ( m_selectionMode == wxGrid::wxGridSelectRows )
if ( m_selectionMode == wxGrid::wxGridSelectRows ||
m_selectionMode == wxGrid::wxGridSelectNone )
return wxArrayInt();
wxIntSortedArray uniqueCols;