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added support for readonly cells and 3d border drawing

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6094 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2000-02-16 21:10:45 +00:00
parent fb0de762f3
commit 283b7808d8
3 changed files with 107 additions and 14 deletions
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91
src/generic/grid.cpp
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@@ -546,6 +546,8 @@ void wxGridCellStringRenderer::Draw(wxGrid& grid,
// now we only have to draw the text
dc.SetBackgroundMode( wxTRANSPARENT );
// TODO some special colours for attr.IsReadOnly() case?
if ( isSelected )
{
dc.SetTextBackground( grid.GetSelectionBackground() );
@@ -3780,7 +3782,10 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
{
wxClientDC dc(m_gridWin);
PrepareDC(dc);
DrawCellHighlight(dc);
wxGridCellAttr* attr = GetCellAttr(coords);
DrawCellHighlight(dc, attr);
attr->DecRef();
if ( IsSelection() )
{
@@ -3874,14 +3879,14 @@ void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
wxGridCellAttr* attr = GetCellAttr(row, col);
attr->GetRenderer()->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
attr->DecRef();
if (m_currentCellCoords == coords)
DrawCellHighlight(dc);
DrawCellHighlight(dc, attr);
attr->DecRef();
}
void wxGrid::DrawCellHighlight( wxDC& dc )
void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
{
int row = m_currentCellCoords.GetRow();
int col = m_currentCellCoords.GetCol();
@@ -3895,10 +3900,44 @@ void wxGrid::DrawCellHighlight( wxDC& dc )
rect.width = m_colWidths[col] - 1;
rect.height = m_rowHeights[row] - 1;
dc.SetPen(wxPen(m_gridLineColour, 3, wxSOLID));
dc.SetBrush(*wxTRANSPARENT_BRUSH);
if ( attr->IsReadOnly() )
{
// hmmm... what could we do here to show that the cell is disabled?
// for now, I just draw a thinner border than for the other ones, but
// it doesn't look really good
dc.SetPen(wxPen(m_gridLineColour, 2, wxSOLID));
dc.SetBrush(*wxTRANSPARENT_BRUSH);
dc.DrawRectangle(rect);
dc.DrawRectangle(rect);
}
else
{
// VZ: my experiments with 3d borders...
#if 0
dc.SetPen(wxPen(m_gridLineColour, 3, wxSOLID));
dc.SetBrush(*wxTRANSPARENT_BRUSH);
dc.DrawRectangle(rect);
#else //1
// FIXME we should properly set colours for arbitrary bg
wxCoord x1 = rect.x,
y1 = rect.y,
x2 = rect.x + rect.width,
y2 = rect.y + rect.height;
dc.SetPen(*wxWHITE_PEN);
dc.DrawLine(x1, y1, x2 - 1, y1);
dc.DrawLine(x1, y1, x1, y2 - 1);
dc.SetPen(*wxLIGHT_GREY_PEN);
dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2 - 1);
dc.SetPen(*wxBLACK_PEN);
dc.DrawLine(x1, y2, x2, y2);
dc.DrawLine(x2, y1, x2, y2);
#endif // 0/1
}
}
void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
@@ -4247,6 +4286,24 @@ void wxGrid::EnableCellEditControl( bool enable )
}
bool wxGrid::IsCellEditControlEnabled()
{
bool enabled;
if ( m_cellEditCtrlEnabled )
{
wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
enabled = !attr->IsReadOnly();
attr->DecRef();
}
else
{
enabled = FALSE;
}
return enabled;
}
void wxGrid::ShowCellEditControl()
{
if ( IsCellEditControlEnabled() )
@@ -5344,6 +5401,14 @@ wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
return editor;
}
bool wxGrid::IsReadOnly(int row, int col) const
{
wxGridCellAttr* attr = GetCellAttr(row, col);
bool isReadOnly = attr->IsReadOnly();
attr->DecRef();
return isReadOnly;
}
// ----------------------------------------------------------------------------
// attribute support: cache, automatic provider creation, ...
// ----------------------------------------------------------------------------
@@ -5544,6 +5609,16 @@ void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
}
}
void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
{
if ( CanHaveAttributes() )
{
wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
attr->SetReadOnly(isReadOnly);
attr->DecRef();
}
}
// ----------------------------------------------------------------------------
// row/col size
// ----------------------------------------------------------------------------