-
- // Return the index of the line at the given position
- //
- // NB: currently this is always identity for the rows as reordering is only
- // implemented for the lines
- virtual int GetLineAt(const wxGrid *grid, int line) const = 0;
-
-
- // Get the row or column label window
- virtual wxWindow *GetHeaderWindow(wxGrid *grid) const = 0;
-
- // Get the width or height of the row or column label window
- virtual int GetHeaderWindowSize(wxGrid *grid) const = 0;
-
-
- // This class is never used polymorphically but give it a virtual dtor
- // anyhow to suppress g++ complaints about it
- virtual ~wxGridOperations() { }
-};
-
-class wxGridRowOperations : public wxGridOperations
-{
-public:
- virtual wxGridOperations& Dual() const;
-
- virtual int GetNumberOfLines(const wxGrid *grid) const
- { return grid->GetNumberRows(); }
-
- virtual wxGrid::wxGridSelectionModes GetSelectionMode() const
- { return wxGrid::wxGridSelectRows; }
-
- virtual wxGridCellCoords MakeCoords(int thisDir, int otherDir) const
- { return wxGridCellCoords(thisDir, otherDir); }
-
- virtual int CalcScrolledPosition(wxGrid *grid, int pos) const
- { return grid->CalcScrolledPosition(wxPoint(pos, 0)).x; }
-
- virtual int Select(const wxGridCellCoords& c) const { return c.GetRow(); }
- virtual int Select(const wxPoint& pt) const { return pt.x; }
- virtual int Select(const wxSize& sz) const { return sz.x; }
- virtual int Select(const wxRect& r) const { return r.x; }
- virtual int& Select(wxRect& r) const { return r.x; }
- virtual int& SelectSize(wxRect& r) const { return r.width; }
- virtual wxSize MakeSize(int first, int second) const
- { return wxSize(first, second); }
- virtual void Set(wxGridCellCoords& coords, int line) const
- { coords.SetRow(line); }
-
- virtual void DrawParallelLine(wxDC& dc, int start, int end, int pos) const
- { dc.DrawLine(start, pos, end, pos); }
-
- virtual int PosToLine(const wxGrid *grid, int pos, bool clip = false) const
- { return grid->YToRow(pos, clip); }
- virtual int GetLineStartPos(const wxGrid *grid, int line) const
- { return grid->GetRowTop(line); }
- virtual int GetLineEndPos(const wxGrid *grid, int line) const
- { return grid->GetRowBottom(line); }
- virtual int GetLineSize(const wxGrid *grid, int line) const
- { return grid->GetRowHeight(line); }
- virtual const wxArrayInt& GetLineEnds(const wxGrid *grid) const
- { return grid->m_rowBottoms; }
- virtual int GetDefaultLineSize(const wxGrid *grid) const
- { return grid->GetDefaultRowSize(); }
- virtual int GetMinimalAcceptableLineSize(const wxGrid *grid) const
- { return grid->GetRowMinimalAcceptableHeight(); }
- virtual int GetMinimalLineSize(const wxGrid *grid, int line) const
- { return grid->GetRowMinimalHeight(line); }
- virtual void SetLineSize(wxGrid *grid, int line, int size) const
- { grid->SetRowSize(line, size); }
- virtual bool CanResizeLines(const wxGrid *grid) const
- { return grid->CanDragRowSize(); }
-
- virtual int GetLineAt(const wxGrid * WXUNUSED(grid), int line) const
- { return line; } // TODO: implement row reordering
-
- virtual wxWindow *GetHeaderWindow(wxGrid *grid) const
- { return grid->GetGridRowLabelWindow(); }
- virtual int GetHeaderWindowSize(wxGrid *grid) const
- { return grid->GetRowLabelSize(); }
-};
-
-class wxGridColumnOperations : public wxGridOperations
-{
-public:
- virtual wxGridOperations& Dual() const;
-
- virtual int GetNumberOfLines(const wxGrid *grid) const
- { return grid->GetNumberCols(); }
-
- virtual wxGrid::wxGridSelectionModes GetSelectionMode() const
- { return wxGrid::wxGridSelectColumns; }
-
- virtual wxGridCellCoords MakeCoords(int thisDir, int otherDir) const
- { return wxGridCellCoords(otherDir, thisDir); }
-
- virtual int CalcScrolledPosition(wxGrid *grid, int pos) const
- { return grid->CalcScrolledPosition(wxPoint(0, pos)).y; }
-
- virtual int Select(const wxGridCellCoords& c) const { return c.GetCol(); }
- virtual int Select(const wxPoint& pt) const { return pt.y; }
- virtual int Select(const wxSize& sz) const { return sz.y; }
- virtual int Select(const wxRect& r) const { return r.y; }
- virtual int& Select(wxRect& r) const { return r.y; }
- virtual int& SelectSize(wxRect& r) const { return r.height; }
- virtual wxSize MakeSize(int first, int second) const
- { return wxSize(second, first); }
- virtual void Set(wxGridCellCoords& coords, int line) const
- { coords.SetCol(line); }
-
- virtual void DrawParallelLine(wxDC& dc, int start, int end, int pos) const
- { dc.DrawLine(pos, start, pos, end); }
-
- virtual int PosToLine(const wxGrid *grid, int pos, bool clip = false) const
- { return grid->XToCol(pos, clip); }
- virtual int GetLineStartPos(const wxGrid *grid, int line) const
- { return grid->GetColLeft(line); }
- virtual int GetLineEndPos(const wxGrid *grid, int line) const
- { return grid->GetColRight(line); }
- virtual int GetLineSize(const wxGrid *grid, int line) const
- { return grid->GetColWidth(line); }
- virtual const wxArrayInt& GetLineEnds(const wxGrid *grid) const
- { return grid->m_colRights; }
- virtual int GetDefaultLineSize(const wxGrid *grid) const
- { return grid->GetDefaultColSize(); }
- virtual int GetMinimalAcceptableLineSize(const wxGrid *grid) const
- { return grid->GetColMinimalAcceptableWidth(); }
- virtual int GetMinimalLineSize(const wxGrid *grid, int line) const
- { return grid->GetColMinimalWidth(line); }
- virtual void SetLineSize(wxGrid *grid, int line, int size) const
- { grid->SetColSize(line, size); }
- virtual bool CanResizeLines(const wxGrid *grid) const
- { return grid->CanDragColSize(); }
-
- virtual int GetLineAt(const wxGrid *grid, int line) const
- { return grid->GetColAt(line); }
-
- virtual wxWindow *GetHeaderWindow(wxGrid *grid) const
- { return grid->GetGridColLabelWindow(); }
- virtual int GetHeaderWindowSize(wxGrid *grid) const
- { return grid->GetColLabelSize(); }
-};
-
-wxGridOperations& wxGridRowOperations::Dual() const
-{
- static wxGridColumnOperations s_colOper;
-
- return s_colOper;
-}
-
-wxGridOperations& wxGridColumnOperations::Dual() const
-{
- static wxGridRowOperations s_rowOper;
-
- return s_rowOper;
-}
-
-// This class abstracts the difference between operations going forward
-// (down/right) and backward (up/left) and allows to use the same code for
-// functions which differ only in the direction of grid traversal
-//
-// Like wxGridOperations it's an ABC with two concrete subclasses below. Unlike
-// it, this is a normal object and not just a function dispatch table and has a
-// non-default ctor.
-//
-// Note: the explanation of this discrepancy is the existence of (very useful)
-// Dual() method in wxGridOperations which forces us to make wxGridOperations a
-// function dispatcher only.
-class wxGridDirectionOperations
-{
-public:
- // The oper parameter to ctor selects whether we work with rows or columns
- wxGridDirectionOperations(wxGrid *grid, const wxGridOperations& oper)
- : m_grid(grid),
- m_oper(oper)
- {
- }
-
- // Check if the component of this point in our direction is at the
- // boundary, i.e. is the first/last row/column
- virtual bool IsAtBoundary(const wxGridCellCoords& coords) const = 0;
-
- // Increment the component of this point in our direction
- virtual void Advance(wxGridCellCoords& coords) const = 0;
-
- // Find the line at the given distance, in pixels, away from this one
- // (this uses clipping, i.e. anything after the last line is counted as the
- // last one and anything before the first one as 0)
- virtual int MoveByPixelDistance(int line, int distance) const = 0;
-
- // This class is never used polymorphically but give it a virtual dtor
- // anyhow to suppress g++ complaints about it
- virtual ~wxGridDirectionOperations() { }
-
-protected:
- wxGrid * const m_grid;
- const wxGridOperations& m_oper;
-};
-
-class wxGridBackwardOperations : public wxGridDirectionOperations
-{
-public:
- wxGridBackwardOperations(wxGrid *grid, const wxGridOperations& oper)
- : wxGridDirectionOperations(grid, oper)
- {
- }
-
- virtual bool IsAtBoundary(const wxGridCellCoords& coords) const
- {
- wxASSERT_MSG( m_oper.Select(coords) >= 0, "invalid row/column" );
-
- return m_oper.Select(coords) == 0;
- }
-
- virtual void Advance(wxGridCellCoords& coords) const
- {
- wxASSERT( !IsAtBoundary(coords) );
-
- m_oper.Set(coords, m_oper.Select(coords) - 1);
- }
-
- virtual int MoveByPixelDistance(int line, int distance) const
- {
- int pos = m_oper.GetLineStartPos(m_grid, line);
- return m_oper.PosToLine(m_grid, pos - distance + 1, true);
- }
-};
-
-class wxGridForwardOperations : public wxGridDirectionOperations
-{
-public:
- wxGridForwardOperations(wxGrid *grid, const wxGridOperations& oper)
- : wxGridDirectionOperations(grid, oper),
- m_numLines(oper.GetNumberOfLines(grid))
- {
- }
-
- virtual bool IsAtBoundary(const wxGridCellCoords& coords) const
- {
- wxASSERT_MSG( m_oper.Select(coords) < m_numLines, "invalid row/column" );
-
- return m_oper.Select(coords) == m_numLines - 1;
- }
-
- virtual void Advance(wxGridCellCoords& coords) const
- {
- wxASSERT( !IsAtBoundary(coords) );
-
- m_oper.Set(coords, m_oper.Select(coords) + 1);
- }
-
- virtual int MoveByPixelDistance(int line, int distance) const
- {
- int pos = m_oper.GetLineStartPos(m_grid, line);
- return m_oper.PosToLine(m_grid, pos + distance, true);
- }
-
-private:
- const int m_numLines;
-};
-
-// ----------------------------------------------------------------------------
-// globals
-// ----------------------------------------------------------------------------
-
-//#define DEBUG_ATTR_CACHE
-#ifdef DEBUG_ATTR_CACHE
- static size_t gs_nAttrCacheHits = 0;
- static size_t gs_nAttrCacheMisses = 0;
-#endif
-
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-wxGridCellCoords wxGridNoCellCoords( -1, -1 );
-wxRect wxGridNoCellRect( -1, -1, -1, -1 );
-
-namespace
-{
-
-// scroll line size
-const size_t GRID_SCROLL_LINE_X = 15;
-const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
-
-// the size of hash tables used a bit everywhere (the max number of elements
-// in these hash tables is the number of rows/columns)
-const int GRID_HASH_SIZE = 100;
-
-// the minimal distance in pixels the mouse needs to move to start a drag
-// operation
-const int DRAG_SENSITIVITY = 3;
-
-} // anonymous namespace
-
-// ----------------------------------------------------------------------------
-// private helpers
-// ----------------------------------------------------------------------------
-
-namespace
-{
-
-// ensure that first is less or equal to second, swapping the values if
-// necessary
-void EnsureFirstLessThanSecond(int& first, int& second)
-{
- if ( first > second )
- wxSwap(first, second);
-}
-
-} // anonymous namespace
-
-// ============================================================================
-// implementation
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// wxGridCellEditor
-// ----------------------------------------------------------------------------
-
-wxGridCellEditor::wxGridCellEditor()
-{
- m_control = NULL;
- m_attr = NULL;
-}
-
-wxGridCellEditor::~wxGridCellEditor()
-{
- Destroy();
-}
-
-void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
- wxWindowID WXUNUSED(id),
- wxEvtHandler* evtHandler)
-{
- if ( evtHandler )
- m_control->PushEventHandler(evtHandler);
-}
-
-void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
- wxGridCellAttr *attr)
-{
- // erase the background because we might not fill the cell
- wxClientDC dc(m_control->GetParent());
- wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
- if (gridWindow)
- gridWindow->GetOwner()->PrepareDC(dc);
-
- dc.SetPen(*wxTRANSPARENT_PEN);
- dc.SetBrush(wxBrush(attr->GetBackgroundColour()));
- dc.DrawRectangle(rectCell);
-
- // redraw the control we just painted over
- m_control->Refresh();
-}
-
-void wxGridCellEditor::Destroy()
-{
- if (m_control)
- {
- m_control->PopEventHandler( true /* delete it*/ );
-
- m_control->Destroy();
- m_control = NULL;
- }
-}
-
-void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
-{
- wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
-
- m_control->Show(show);
-
- if ( show )
- {
- // set the colours/fonts if we have any
- if ( attr )
- {
- m_colFgOld = m_control->GetForegroundColour();
- m_control->SetForegroundColour(attr->GetTextColour());
-
- m_colBgOld = m_control->GetBackgroundColour();
- m_control->SetBackgroundColour(attr->GetBackgroundColour());
-
-// Workaround for GTK+1 font setting problem on some platforms
-#if !defined(__WXGTK__) || defined(__WXGTK20__)
- m_fontOld = m_control->GetFont();
- m_control->SetFont(attr->GetFont());
-#endif
-
- // can't do anything more in the base class version, the other
- // attributes may only be used by the derived classes
- }
- }
- else
- {
- // restore the standard colours fonts
- if ( m_colFgOld.Ok() )
- {
- m_control->SetForegroundColour(m_colFgOld);
- m_colFgOld = wxNullColour;
- }
-
- if ( m_colBgOld.Ok() )
- {
- m_control->SetBackgroundColour(m_colBgOld);
- m_colBgOld = wxNullColour;
- }
-
-// Workaround for GTK+1 font setting problem on some platforms
-#if !defined(__WXGTK__) || defined(__WXGTK20__)
- if ( m_fontOld.Ok() )
- {
- m_control->SetFont(m_fontOld);
- m_fontOld = wxNullFont;
- }
-#endif
- }
-}
-
-void wxGridCellEditor::SetSize(const wxRect& rect)
-{
- wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
-
- m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
-}
-
-void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
-{
- event.Skip();
-}
-
-bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
-{
- bool ctrl = event.ControlDown();
- bool alt = event.AltDown();
-
-#ifdef __WXMAC__
- // On the Mac the Alt key is more like shift and is used for entry of
- // valid characters, so check for Ctrl and Meta instead.
- alt = event.MetaDown();
-#endif
-
- // Assume it's not a valid char if ctrl or alt is down, but if both are
- // down then it may be because of an AltGr key combination, so let them
- // through in that case.
- if ((ctrl || alt) && !(ctrl && alt))
- return false;
-
-#if wxUSE_UNICODE
- // if the unicode key code is not really a unicode character (it may
- // be a function key or etc., the platforms appear to always give us a
- // small value in this case) then fallback to the ASCII key code but
- // don't do anything for function keys or etc.
- if ( event.GetUnicodeKey() > 127 && event.GetKeyCode() > 127 )
- return false;
-#else
- if ( event.GetKeyCode() > 255 )
- return false;
-#endif
-
- return true;
-}
-
-void wxGridCellEditor::StartingKey(wxKeyEvent& event)
-{
- event.Skip();
-}
-
-void wxGridCellEditor::StartingClick()
-{
-}
-
-#if wxUSE_TEXTCTRL
-
-// ----------------------------------------------------------------------------
-// wxGridCellTextEditor
-// ----------------------------------------------------------------------------
-
-wxGridCellTextEditor::wxGridCellTextEditor()
-{
- m_maxChars = 0;
-}
-
-void wxGridCellTextEditor::Create(wxWindow* parent,
- wxWindowID id,
- wxEvtHandler* evtHandler)
-{
- DoCreate(parent, id, evtHandler);
-}
-
-void wxGridCellTextEditor::DoCreate(wxWindow* parent,
- wxWindowID id,
- wxEvtHandler* evtHandler,
- long style)
-{
- style |= wxTE_PROCESS_ENTER | wxTE_PROCESS_TAB | wxNO_BORDER;
-
- m_control = new wxTextCtrl(parent, id, wxEmptyString,
- wxDefaultPosition, wxDefaultSize,
- style);
-
- // set max length allowed in the textctrl, if the parameter was set
- if ( m_maxChars != 0 )
- {
- Text()->SetMaxLength(m_maxChars);
- }
-
- wxGridCellEditor::Create(parent, id, evtHandler);
-}
-
-void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
- wxGridCellAttr * WXUNUSED(attr))
-{
- // as we fill the entire client area,
- // don't do anything here to minimize flicker
-}
-
-void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
-{
- wxRect rect(rectOrig);
-
- // Make the edit control large enough to allow for internal margins
- //
- // TODO: remove this if the text ctrl sizing is improved esp. for unix
- //
-#if defined(__WXGTK__)
- if (rect.x != 0)
- {
- rect.x += 1;
- rect.y += 1;
- rect.width -= 1;
- rect.height -= 1;
- }
-#elif defined(__WXMSW__)
- if ( rect.x == 0 )
- rect.x += 2;
- else
- rect.x += 3;
-
- if ( rect.y == 0 )
- rect.y += 2;
- else
- rect.y += 3;
-
- rect.width -= 2;
- rect.height -= 2;
-#else
- int extra_x = ( rect.x > 2 ) ? 2 : 1;
- int extra_y = ( rect.y > 2 ) ? 2 : 1;
-
- #if defined(__WXMOTIF__)
- extra_x *= 2;
- extra_y *= 2;
- #endif
-
- rect.SetLeft( wxMax(0, rect.x - extra_x) );
- rect.SetTop( wxMax(0, rect.y - extra_y) );
- rect.SetRight( rect.GetRight() + 2 * extra_x );
- rect.SetBottom( rect.GetBottom() + 2 * extra_y );
-#endif
-
- wxGridCellEditor::SetSize(rect);
-}
-
-void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
-{
- wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
-
- m_startValue = grid->GetTable()->GetValue(row, col);
-
- DoBeginEdit(m_startValue);
-}
-
-void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
-{
- Text()->SetValue(startValue);
- Text()->SetInsertionPointEnd();
- Text()->SetSelection(-1, -1);
- Text()->SetFocus();
-}
-
-bool wxGridCellTextEditor::EndEdit(int row, int col, wxGrid* grid)
-{
- wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
-
- bool changed = false;
- wxString value = Text()->GetValue();
- if (value != m_startValue)
- changed = true;
-
- if (changed)
- grid->GetTable()->SetValue(row, col, value);
-
- m_startValue = wxEmptyString;
-
- // No point in setting the text of the hidden control
- //Text()->SetValue(m_startValue);
-
- return changed;
-}
-
-void wxGridCellTextEditor::Reset()
-{
- wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
-
- DoReset(m_startValue);
-}
-
-void wxGridCellTextEditor::DoReset(const wxString& startValue)
-{
- Text()->SetValue(startValue);
- Text()->SetInsertionPointEnd();
-}
-
-bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
-{
- return wxGridCellEditor::IsAcceptedKey(event);
-}
-
-void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
-{
- // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
- // longer an appropriate way to get the character into the text control.
- // Do it ourselves instead. We know that if we get this far that we have
- // a valid character, so not a whole lot of testing needs to be done.
-
- wxTextCtrl* tc = Text();
- wxChar ch;
- long pos;
-
-#if wxUSE_UNICODE
- ch = event.GetUnicodeKey();
- if (ch <= 127)
- ch = (wxChar)event.GetKeyCode();
-#else
- ch = (wxChar)event.GetKeyCode();
-#endif
-
- switch (ch)
- {
- case WXK_DELETE:
- // delete the character at the cursor
- pos = tc->GetInsertionPoint();
- if (pos < tc->GetLastPosition())
- tc->Remove(pos, pos + 1);
- break;
-
- case WXK_BACK:
- // delete the character before the cursor
- pos = tc->GetInsertionPoint();
- if (pos > 0)
- tc->Remove(pos - 1, pos);
- break;
-
- default:
- tc->WriteText(ch);
- break;
- }
-}
-
-void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
- WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
-{
-#if defined(__WXMOTIF__) || defined(__WXGTK__)
- // wxMotif needs a little extra help...
- size_t pos = (size_t)( Text()->GetInsertionPoint() );
- wxString s( Text()->GetValue() );
- s = s.Left(pos) + wxT("\n") + s.Mid(pos);
- Text()->SetValue(s);
- Text()->SetInsertionPoint( pos );
-#else
- // the other ports can handle a Return key press
- //
- event.Skip();
-#endif
-}
-
-void wxGridCellTextEditor::SetParameters(const wxString& params)
-{
- if ( !params )
- {
- // reset to default
- m_maxChars = 0;
- }
- else
- {
- long tmp;
- if ( params.ToLong(&tmp) )
- {
- m_maxChars = (size_t)tmp;
- }
- else
- {
- wxLogDebug( _T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() );
- }
- }
-}
-
-// return the value in the text control
-wxString wxGridCellTextEditor::GetValue() const
-{
- return Text()->GetValue();
-}
-
-// ----------------------------------------------------------------------------
-// wxGridCellNumberEditor
-// ----------------------------------------------------------------------------
-
-wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
-{
- m_min = min;
- m_max = max;
-}
-
-void wxGridCellNumberEditor::Create(wxWindow* parent,
- wxWindowID id,
- wxEvtHandler* evtHandler)
-{
-#if wxUSE_SPINCTRL
- if ( HasRange() )
- {
- // create a spin ctrl
- m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString,
- wxDefaultPosition, wxDefaultSize,
- wxSP_ARROW_KEYS,
- m_min, m_max);
-
- wxGridCellEditor::Create(parent, id, evtHandler);
- }
- else
-#endif
- {
- // just a text control
- wxGridCellTextEditor::Create(parent, id, evtHandler);
-
-#if wxUSE_VALIDATORS
- Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
-#endif
- }
-}
-
-void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
-{
- // first get the value
- wxGridTableBase *table = grid->GetTable();
- if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
- {
- m_valueOld = table->GetValueAsLong(row, col);
- }
- else
- {
- m_valueOld = 0;
- wxString sValue = table->GetValue(row, col);
- if (! sValue.ToLong(&m_valueOld) && ! sValue.empty())
- {
- wxFAIL_MSG( _T("this cell doesn't have numeric value") );
- return;
- }
- }
-
-#if wxUSE_SPINCTRL
- if ( HasRange() )
- {
- Spin()->SetValue((int)m_valueOld);
- Spin()->SetFocus();
- }
- else
-#endif
- {
- DoBeginEdit(GetString());
- }
-}
-
-bool wxGridCellNumberEditor::EndEdit(int row, int col,
- wxGrid* grid)
-{
- long value = 0;
- wxString text;
-
-#if wxUSE_SPINCTRL
- if ( HasRange() )
- {
- value = Spin()->GetValue();
- if ( value == m_valueOld )
- return false;
-
- text.Printf(wxT("%ld"), value);
- }
- else // using unconstrained input
-#endif // wxUSE_SPINCTRL
- {
- const wxString textOld(grid->GetCellValue(row, col));
- text = Text()->GetValue();
- if ( text.empty() )
- {
- if ( textOld.empty() )
- return false;
- }
- else // non-empty text now (maybe 0)
- {
- if ( !text.ToLong(&value) )
- return false;
-
- // if value == m_valueOld == 0 but old text was "" and new one is
- // "0" something still did change
- if ( value == m_valueOld && (value || !textOld.empty()) )
- return false;
- }
- }
-
- wxGridTableBase * const table = grid->GetTable();
- if ( table->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER) )
- table->SetValueAsLong(row, col, value);
- else
- table->SetValue(row, col, text);
-
- return true;
-}
-
-void wxGridCellNumberEditor::Reset()
-{
-#if wxUSE_SPINCTRL
- if ( HasRange() )
- {
- Spin()->SetValue((int)m_valueOld);
- }
- else
-#endif
- {
- DoReset(GetString());
- }
-}
-
-bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
-{
- if ( wxGridCellEditor::IsAcceptedKey(event) )
- {
- int keycode = event.GetKeyCode();
- if ( (keycode < 128) &&
- (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
- {
- return true;
- }
- }
-
- return false;
-}
-
-void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
-{
- int keycode = event.GetKeyCode();
- if ( !HasRange() )
- {
- if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
- {
- wxGridCellTextEditor::StartingKey(event);
-
- // skip Skip() below
- return;
- }
- }
-#if wxUSE_SPINCTRL
- else
- {
- if ( wxIsdigit(keycode) )
- {
- wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
- spin->SetValue(keycode - '0');
- spin->SetSelection(1,1);
- return;
- }
- }
-#endif
-
- event.Skip();
-}
-
-void wxGridCellNumberEditor::SetParameters(const wxString& params)
-{
- if ( !params )
- {
- // reset to default
- m_min =
- m_max = -1;
- }
- else
- {
- long tmp;
- if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
- {
- m_min = (int)tmp;
-
- if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
- {
- m_max = (int)tmp;
-
- // skip the error message below
- return;
- }
- }
-
- wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
- }
-}
-
-// return the value in the spin control if it is there (the text control otherwise)
-wxString wxGridCellNumberEditor::GetValue() const
-{
- wxString s;
-
-#if wxUSE_SPINCTRL
- if ( HasRange() )
- {
- long value = Spin()->GetValue();
- s.Printf(wxT("%ld"), value);
- }
- else
-#endif
- {
- s = Text()->GetValue();
- }
-
- return s;
-}
-
-// ----------------------------------------------------------------------------
-// wxGridCellFloatEditor
-// ----------------------------------------------------------------------------
-
-wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
-{
- m_width = width;
- m_precision = precision;
-}
-
-void wxGridCellFloatEditor::Create(wxWindow* parent,
- wxWindowID id,
- wxEvtHandler* evtHandler)
-{
- wxGridCellTextEditor::Create(parent, id, evtHandler);
-
-#if wxUSE_VALIDATORS
- Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
-#endif
-}
-
-void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
-{
- // first get the value
- wxGridTableBase * const table = grid->GetTable();
- if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
- {
- m_valueOld = table->GetValueAsDouble(row, col);
- }
- else
- {
- m_valueOld = 0.0;
-
- const wxString value = table->GetValue(row, col);
- if ( !value.empty() )
- {
- if ( !value.ToDouble(&m_valueOld) )
- {
- wxFAIL_MSG( _T("this cell doesn't have float value") );
- return;
- }
- }
- }
-
- DoBeginEdit(GetString());
-}
-
-bool wxGridCellFloatEditor::EndEdit(int row, int col, wxGrid* grid)
-{
- const wxString text(Text()->GetValue()),
- textOld(grid->GetCellValue(row, col));
-
- double value;
- if ( !text.empty() )
- {
- if ( !text.ToDouble(&value) )
- return false;
- }
- else // new value is empty string
- {
- if ( textOld.empty() )
- return false; // nothing changed
-
- value = 0.;
- }
-
- // the test for empty strings ensures that we don't skip the value setting
- // when "" is replaced by "0" or vice versa as "" numeric value is also 0.
- if ( wxIsSameDouble(value, m_valueOld) && !text.empty() && !textOld.empty() )
- return false; // nothing changed
-
- wxGridTableBase * const table = grid->GetTable();
-
- if ( table->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT) )
- table->SetValueAsDouble(row, col, value);
- else
- table->SetValue(row, col, text);
-
- return true;
-}
-
-void wxGridCellFloatEditor::Reset()
-{
- DoReset(GetString());
-}
-
-void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
-{
- int keycode = event.GetKeyCode();
- char tmpbuf[2];
- tmpbuf[0] = (char) keycode;
- tmpbuf[1] = '\0';
- wxString strbuf(tmpbuf, *wxConvCurrent);
-
-#if wxUSE_INTL
- bool is_decimal_point = ( strbuf ==
- wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
-#else
- bool is_decimal_point = ( strbuf == _T(".") );
-#endif
-
- if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
- || is_decimal_point )
- {
- wxGridCellTextEditor::StartingKey(event);
-
- // skip Skip() below
- return;
- }
-
- event.Skip();
-}
-
-void wxGridCellFloatEditor::SetParameters(const wxString& params)
-{
- if ( !params )
- {
- // reset to default
- m_width =
- m_precision = -1;
- }
- else
- {
- long tmp;
- if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
- {
- m_width = (int)tmp;
-
- if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
- {
- m_precision = (int)tmp;
-
- // skip the error message below
- return;
- }
- }
-
- wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
- }
-}
-
-wxString wxGridCellFloatEditor::GetString() const
-{
- wxString fmt;
- if ( m_precision == -1 && m_width != -1)
- {
- // default precision
- fmt.Printf(_T("%%%d.f"), m_width);
- }
- else if ( m_precision != -1 && m_width == -1)
- {
- // default width
- fmt.Printf(_T("%%.%df"), m_precision);
- }
- else if ( m_precision != -1 && m_width != -1 )
- {
- fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
- }
- else
- {
- // default width/precision
- fmt = _T("%f");
- }
-
- return wxString::Format(fmt, m_valueOld);
-}
-
-bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
-{
- if ( wxGridCellEditor::IsAcceptedKey(event) )
- {
- const int keycode = event.GetKeyCode();
- if ( isascii(keycode) )
- {
- char tmpbuf[2];
- tmpbuf[0] = (char) keycode;
- tmpbuf[1] = '\0';
- wxString strbuf(tmpbuf, *wxConvCurrent);
-
-#if wxUSE_INTL
- const wxString decimalPoint =
- wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER);
-#else
- const wxString decimalPoint(_T('.'));
-#endif
-
- // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
- if ( wxIsdigit(keycode) ||
- tolower(keycode) == 'e' ||
- keycode == decimalPoint ||
- keycode == '+' ||
- keycode == '-' )
- {
- return true;
- }
- }
- }
-
- return false;
-}
-
-#endif // wxUSE_TEXTCTRL
-
-#if wxUSE_CHECKBOX
-
-// ----------------------------------------------------------------------------
-// wxGridCellBoolEditor
-// ----------------------------------------------------------------------------
-
-// the default values for GetValue()
-wxString wxGridCellBoolEditor::ms_stringValues[2] = { _T(""), _T("1") };
-
-void wxGridCellBoolEditor::Create(wxWindow* parent,
- wxWindowID id,
- wxEvtHandler* evtHandler)
-{
- m_control = new wxCheckBox(parent, id, wxEmptyString,
- wxDefaultPosition, wxDefaultSize,
- wxNO_BORDER);
-
- wxGridCellEditor::Create(parent, id, evtHandler);
-}
-
-void wxGridCellBoolEditor::SetSize(const wxRect& r)
-{
- bool resize = false;
- wxSize size = m_control->GetSize();
- wxCoord minSize = wxMin(r.width, r.height);
-
- // check if the checkbox is not too big/small for this cell
- wxSize sizeBest = m_control->GetBestSize();
- if ( !(size == sizeBest) )
- {
- // reset to default size if it had been made smaller
- size = sizeBest;
-
- resize = true;
- }
-
- if ( size.x >= minSize || size.y >= minSize )
- {
- // leave 1 pixel margin
- size.x = size.y = minSize - 2;
-
- resize = true;
- }
-
- if ( resize )
- {
- m_control->SetSize(size);
- }
-
- // position it in the centre of the rectangle (TODO: support alignment?)
-
-#if defined(__WXGTK__) || defined (__WXMOTIF__)
- // the checkbox without label still has some space to the right in wxGTK,
- // so shift it to the right
- size.x -= 8;
-#elif defined(__WXMSW__)
- // here too, but in other way
- size.x += 1;
- size.y -= 2;
-#endif
-
- int hAlign = wxALIGN_CENTRE;
- int vAlign = wxALIGN_CENTRE;
- if (GetCellAttr())
- GetCellAttr()->GetAlignment(& hAlign, & vAlign);
-
- int x = 0, y = 0;
- if (hAlign == wxALIGN_LEFT)
- {
- x = r.x + 2;
-
-#ifdef __WXMSW__
- x += 2;
-#endif
-
- y = r.y + r.height / 2 - size.y / 2;
- }
- else if (hAlign == wxALIGN_RIGHT)
- {
- x = r.x + r.width - size.x - 2;
- y = r.y + r.height / 2 - size.y / 2;
- }
- else if (hAlign == wxALIGN_CENTRE)
- {
- x = r.x + r.width / 2 - size.x / 2;
- y = r.y + r.height / 2 - size.y / 2;
- }
-
- m_control->Move(x, y);
-}
-
-void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
-{
- m_control->Show(show);
-
- if ( show )
- {
- wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
- CBox()->SetBackgroundColour(colBg);
- }
-}
-
-void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
-{
- wxASSERT_MSG(m_control,
- wxT("The wxGridCellEditor must be created first!"));
-
- if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
- {
- m_startValue = grid->GetTable()->GetValueAsBool(row, col);
- }
- else
- {
- wxString cellval( grid->GetTable()->GetValue(row, col) );
-
- if ( cellval == ms_stringValues[false] )
- m_startValue = false;
- else if ( cellval == ms_stringValues[true] )
- m_startValue = true;
- else
- {
- // do not try to be smart here and convert it to true or false
- // because we'll still overwrite it with something different and
- // this risks to be very surprising for the user code, let them
- // know about it
- wxFAIL_MSG( _T("invalid value for a cell with bool editor!") );
- }
- }
-
- CBox()->SetValue(m_startValue);
- CBox()->SetFocus();
-}
-
-bool wxGridCellBoolEditor::EndEdit(int row, int col,
- wxGrid* grid)
-{
- wxASSERT_MSG(m_control,
- wxT("The wxGridCellEditor must be created first!"));
-
- bool changed = false;
- bool value = CBox()->GetValue();
- if ( value != m_startValue )
- changed = true;
-
- if ( changed )
- {
- wxGridTableBase * const table = grid->GetTable();
- if ( table->CanSetValueAs(row, col, wxGRID_VALUE_BOOL) )
- table->SetValueAsBool(row, col, value);
- else
- table->SetValue(row, col, GetValue());
- }
-
- return changed;
-}
-
-void wxGridCellBoolEditor::Reset()
-{
- wxASSERT_MSG(m_control,
- wxT("The wxGridCellEditor must be created first!"));
-
- CBox()->SetValue(m_startValue);
-}
-
-void wxGridCellBoolEditor::StartingClick()
-{
- CBox()->SetValue(!CBox()->GetValue());
-}
-
-bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
-{
- if ( wxGridCellEditor::IsAcceptedKey(event) )
- {
- int keycode = event.GetKeyCode();
- switch ( keycode )
- {
- case WXK_SPACE:
- case '+':
- case '-':
- return true;
- }
- }
-
- return false;
-}
-
-void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
-{
- int keycode = event.GetKeyCode();
- switch ( keycode )
- {
- case WXK_SPACE:
- CBox()->SetValue(!CBox()->GetValue());
- break;
-
- case '+':
- CBox()->SetValue(true);
- break;
-
- case '-':
- CBox()->SetValue(false);
- break;
- }
-}
-
-wxString wxGridCellBoolEditor::GetValue() const
-{
- return ms_stringValues[CBox()->GetValue()];
-}
-
-/* static */ void
-wxGridCellBoolEditor::UseStringValues(const wxString& valueTrue,
- const wxString& valueFalse)
-{
- ms_stringValues[false] = valueFalse;
- ms_stringValues[true] = valueTrue;
-}
-
-/* static */ bool
-wxGridCellBoolEditor::IsTrueValue(const wxString& value)
-{
- return value == ms_stringValues[true];
-}
-
-#endif // wxUSE_CHECKBOX
-
-#if wxUSE_COMBOBOX
-
-// ----------------------------------------------------------------------------
-// wxGridCellChoiceEditor
-// ----------------------------------------------------------------------------
-
-wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
- bool allowOthers)
- : m_choices(choices),
- m_allowOthers(allowOthers) { }
-
-wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
- const wxString choices[],
- bool allowOthers)
- : m_allowOthers(allowOthers)
-{
- if ( count )
- {
- m_choices.Alloc(count);
- for ( size_t n = 0; n < count; n++ )
- {
- m_choices.Add(choices[n]);
- }
- }
-}
-
-wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
-{
- wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
- editor->m_allowOthers = m_allowOthers;
- editor->m_choices = m_choices;
-
- return editor;
-}
-
-void wxGridCellChoiceEditor::Create(wxWindow* parent,
- wxWindowID id,
- wxEvtHandler* evtHandler)
-{
- int style = wxTE_PROCESS_ENTER |
- wxTE_PROCESS_TAB |
- wxBORDER_NONE;
-
- if ( !m_allowOthers )
- style |= wxCB_READONLY;
- m_control = new wxComboBox(parent, id, wxEmptyString,
- wxDefaultPosition, wxDefaultSize,
- m_choices,
- style);
-
- wxGridCellEditor::Create(parent, id, evtHandler);
-}
-
-void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
- wxGridCellAttr * attr)
-{
- // as we fill the entire client area, don't do anything here to minimize
- // flicker
-
- // TODO: It doesn't actually fill the client area since the height of a
- // combo always defaults to the standard. Until someone has time to
- // figure out the right rectangle to paint, just do it the normal way.
- wxGridCellEditor::PaintBackground(rectCell, attr);
-}
-
-void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
-{
- wxASSERT_MSG(m_control,
- wxT("The wxGridCellEditor must be created first!"));
-
- wxGridCellEditorEvtHandler* evtHandler = NULL;
- if (m_control)
- evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
-
- // Don't immediately end if we get a kill focus event within BeginEdit
- if (evtHandler)
- evtHandler->SetInSetFocus(true);
-
- m_startValue = grid->GetTable()->GetValue(row, col);
-
- Reset(); // this updates combo box to correspond to m_startValue
-
- Combo()->SetFocus();
-
- if (evtHandler)
- {
- // When dropping down the menu, a kill focus event
- // happens after this point, so we can't reset the flag yet.
-#if !defined(__WXGTK20__)
- evtHandler->SetInSetFocus(false);
-#endif
- }
-}
-
-bool wxGridCellChoiceEditor::EndEdit(int row, int col,
- wxGrid* grid)
-{
- wxString value = Combo()->GetValue();
- if ( value == m_startValue )
- return false;
-
- grid->GetTable()->SetValue(row, col, value);
-
- return true;
-}
-
-void wxGridCellChoiceEditor::Reset()
-{
- if (m_allowOthers)
- {
- Combo()->SetValue(m_startValue);
- Combo()->SetInsertionPointEnd();
- }
- else // the combobox is read-only
- {
- // find the right position, or default to the first if not found
- int pos = Combo()->FindString(m_startValue);
- if (pos == wxNOT_FOUND)
- pos = 0;
- Combo()->SetSelection(pos);
- }
-}
-
-void wxGridCellChoiceEditor::SetParameters(const wxString& params)
-{
- if ( !params )
- {
- // what can we do?
- return;
- }
-
- m_choices.Empty();
-
- wxStringTokenizer tk(params, _T(','));
- while ( tk.HasMoreTokens() )
- {
- m_choices.Add(tk.GetNextToken());
- }
-}
-
-// return the value in the text control
-wxString wxGridCellChoiceEditor::GetValue() const
-{
- return Combo()->GetValue();
-}
-
-#endif // wxUSE_COMBOBOX
-
-// ----------------------------------------------------------------------------
-// wxGridCellEditorEvtHandler
-// ----------------------------------------------------------------------------
-
-void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
-{
- // Don't disable the cell if we're just starting to edit it
- if (m_inSetFocus)
- return;
-
- // accept changes
- m_grid->DisableCellEditControl();
-
- event.Skip();
-}
-
-void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
-{
- switch ( event.GetKeyCode() )
- {
- case WXK_ESCAPE:
- m_editor->Reset();
- m_grid->DisableCellEditControl();
- break;
-
- case WXK_TAB:
- m_grid->GetEventHandler()->ProcessEvent( event );
- break;
-
- case WXK_RETURN:
- case WXK_NUMPAD_ENTER:
- if (!m_grid->GetEventHandler()->ProcessEvent(event))
- m_editor->HandleReturn(event);
- break;
-
- default:
- event.Skip();
- break;
- }
-}
-
-void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
-{
- int row = m_grid->GetGridCursorRow();
- int col = m_grid->GetGridCursorCol();
- wxRect rect = m_grid->CellToRect( row, col );
- int cw, ch;
- m_grid->GetGridWindow()->GetClientSize( &cw, &ch );
-
- // if cell width is smaller than grid client area, cell is wholly visible
- bool wholeCellVisible = (rect.GetWidth() < cw);
-
- switch ( event.GetKeyCode() )
- {
- case WXK_ESCAPE:
- case WXK_TAB:
- case WXK_RETURN:
- case WXK_NUMPAD_ENTER:
- break;
-
- case WXK_HOME:
- {
- if ( wholeCellVisible )
- {
- // no special processing needed...
- event.Skip();
- break;
- }
-
- // do special processing for partly visible cell...
-
- // get the widths of all cells previous to this one
- int colXPos = 0;
- for ( int i = 0; i < col; i++ )
- {
- colXPos += m_grid->GetColSize(i);
- }
-
- int xUnit = 1, yUnit = 1;
- m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
- if (col != 0)
- {
- m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
- }
- else
- {
- m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL));
- }
- event.Skip();
- break;
- }
-
- case WXK_END:
- {
- if ( wholeCellVisible )
- {
- // no special processing needed...
- event.Skip();
- break;
- }
-
- // do special processing for partly visible cell...
-
- int textWidth = 0;
- wxString value = m_grid->GetCellValue(row, col);
- if ( wxEmptyString != value )
- {
- // get width of cell CONTENTS (text)
- int y;
- wxFont font = m_grid->GetCellFont(row, col);
- m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font);
-
- // try to RIGHT align the text by scrolling
- int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth();
-
- // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far,
- // otherwise the last part of the cell content might be hidden below the scroll bar
- // FIXME: maybe there is a more suitable correction?
- textWidth -= (client_right - (m_grid->GetScrollLineX() * 2));
- if ( textWidth < 0 )
- {
- textWidth = 0;
- }
- }
-
- // get the widths of all cells previous to this one
- int colXPos = 0;
- for ( int i = 0; i < col; i++ )
- {
- colXPos += m_grid->GetColSize(i);
- }
-
- // and add the (modified) text width of the cell contents
- // as we'd like to see the last part of the cell contents
- colXPos += textWidth;
-
- int xUnit = 1, yUnit = 1;
- m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
- m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
- event.Skip();
- break;
- }
-
- default:
- event.Skip();
- break;
- }
-}
-
-// ----------------------------------------------------------------------------
-// wxGridCellWorker is an (almost) empty common base class for
-// wxGridCellRenderer and wxGridCellEditor managing ref counting
-// ----------------------------------------------------------------------------
-
-void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
-{
- // nothing to do
-}
-
-wxGridCellWorker::~wxGridCellWorker()
-{
-}
-
-// ============================================================================
-// renderer classes
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// wxGridCellRenderer
-// ----------------------------------------------------------------------------
-
-void wxGridCellRenderer::Draw(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- const wxRect& rect,
- int WXUNUSED(row), int WXUNUSED(col),
- bool isSelected)
-{
- dc.SetBackgroundMode( wxBRUSHSTYLE_SOLID );
-
- wxColour clr;
- if ( grid.IsEnabled() )
- {
- if ( isSelected )
- {
- if ( grid.HasFocus() )
- clr = grid.GetSelectionBackground();
- else
- clr = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNSHADOW);
- }
- else
- {
- clr = attr.GetBackgroundColour();
- }
- }
- else // grey out fields if the grid is disabled
- {
- clr = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
- }
-
- dc.SetBrush(clr);
- dc.SetPen( *wxTRANSPARENT_PEN );
- dc.DrawRectangle(rect);
-}
-
-// ----------------------------------------------------------------------------
-// wxGridCellStringRenderer
-// ----------------------------------------------------------------------------
-
-void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
- const wxGridCellAttr& attr,
- wxDC& dc,
- bool isSelected)
-{
- dc.SetBackgroundMode( wxBRUSHSTYLE_TRANSPARENT );
-
- // TODO some special colours for attr.IsReadOnly() case?
-
- // different coloured text when the grid is disabled
- if ( grid.IsEnabled() )
- {
- if ( isSelected )
- {
- wxColour clr;
- if ( grid.HasFocus() )
- clr = grid.GetSelectionBackground();
- else
- clr = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNSHADOW);
- dc.SetTextBackground( clr );
- dc.SetTextForeground( grid.GetSelectionForeground() );
- }
- else
- {
- dc.SetTextBackground( attr.GetBackgroundColour() );
- dc.SetTextForeground( attr.GetTextColour() );
- }
- }
- else
- {
- dc.SetTextBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
- dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
- }
-
- dc.SetFont( attr.GetFont() );
-}
-
-wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
- wxDC& dc,
- const wxString& text)
-{
- wxCoord x = 0, y = 0, max_x = 0;
- dc.SetFont(attr.GetFont());
- wxStringTokenizer tk(text, _T('\n'));
- while ( tk.HasMoreTokens() )
- {
- dc.GetTextExtent(tk.GetNextToken(), &x, &y);
- max_x = wxMax(max_x, x);
- }
-
- y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
-
- return wxSize(max_x, y);
-}
-
-wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- int row, int col)
-{
- return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
-}
-
-void wxGridCellStringRenderer::Draw(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- const wxRect& rectCell,
- int row, int col,
- bool isSelected)
-{
- wxRect rect = rectCell;
- rect.Inflate(-1);
-
- // erase only this cells background, overflow cells should have been erased
- wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
-
- int hAlign, vAlign;
- attr.GetAlignment(&hAlign, &vAlign);
-
- int overflowCols = 0;
-
- if (attr.GetOverflow())
- {
- int cols = grid.GetNumberCols();
- int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
- int cell_rows, cell_cols;
- attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <= 0
- if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
- {
- int i, c_cols, c_rows;
- for (i = col+cell_cols; i < cols; i++)
- {
- bool is_empty = true;
- for (int j=row; j < row + cell_rows; j++)
- {
- // check w/ anchor cell for multicell block
- grid.GetCellSize(j, i, &c_rows, &c_cols);
- if (c_rows > 0)
- c_rows = 0;
- if (!grid.GetTable()->IsEmptyCell(j + c_rows, i))
- {
- is_empty = false;
- break;
- }
- }
-
- if (is_empty)
- {
- rect.width += grid.GetColSize(i);
- }
- else
- {
- i--;
- break;
- }
-
- if (rect.width >= best_width)
- break;
- }
-
- overflowCols = i - col - cell_cols + 1;
- if (overflowCols >= cols)
- overflowCols = cols - 1;
- }
-
- if (overflowCols > 0) // redraw overflow cells w/ proper hilight
- {
- hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
- wxRect clip = rect;
- clip.x += rectCell.width;
- // draw each overflow cell individually
- int col_end = col + cell_cols + overflowCols;
- if (col_end >= grid.GetNumberCols())
- col_end = grid.GetNumberCols() - 1;
- for (int i = col + cell_cols; i <= col_end; i++)
- {
- clip.width = grid.GetColSize(i) - 1;
- dc.DestroyClippingRegion();
- dc.SetClippingRegion(clip);
-
- SetTextColoursAndFont(grid, attr, dc,
- grid.IsInSelection(row,i));
-
- grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
- rect, hAlign, vAlign);
- clip.x += grid.GetColSize(i) - 1;
- }
-
- rect = rectCell;
- rect.Inflate(-1);
- rect.width++;
- dc.DestroyClippingRegion();
- }
- }
-
- // now we only have to draw the text
- SetTextColoursAndFont(grid, attr, dc, isSelected);
-
- grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
- rect, hAlign, vAlign);
-}
-
-// ----------------------------------------------------------------------------
-// wxGridCellNumberRenderer
-// ----------------------------------------------------------------------------
-
-wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
-{
- wxGridTableBase *table = grid.GetTable();
- wxString text;
- if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
- {
- text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
- }
- else
- {
- text = table->GetValue(row, col);
- }
-
- return text;
-}
-
-void wxGridCellNumberRenderer::Draw(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- const wxRect& rectCell,
- int row, int col,
- bool isSelected)
-{
- wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
-
- SetTextColoursAndFont(grid, attr, dc, isSelected);
-
- // draw the text right aligned by default
- int hAlign, vAlign;
- attr.GetAlignment(&hAlign, &vAlign);
- hAlign = wxALIGN_RIGHT;
-
- wxRect rect = rectCell;
- rect.Inflate(-1);
-
- grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
-}
-
-wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- int row, int col)
-{
- return DoGetBestSize(attr, dc, GetString(grid, row, col));
-}
-
-// ----------------------------------------------------------------------------
-// wxGridCellFloatRenderer
-// ----------------------------------------------------------------------------
-
-wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
-{
- SetWidth(width);
- SetPrecision(precision);
-}
-
-wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
-{
- wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
- renderer->m_width = m_width;
- renderer->m_precision = m_precision;
- renderer->m_format = m_format;
-
- return renderer;
-}
-
-wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
-{
- wxGridTableBase *table = grid.GetTable();
-
- bool hasDouble;
- double val;
- wxString text;
- if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
- {
- val = table->GetValueAsDouble(row, col);
- hasDouble = true;
- }
- else
- {
- text = table->GetValue(row, col);
- hasDouble = text.ToDouble(&val);
- }
-
- if ( hasDouble )
- {
- if ( !m_format )
- {
- if ( m_width == -1 )
- {
- if ( m_precision == -1 )
- {
- // default width/precision
- m_format = _T("%f");
- }
- else
- {
- m_format.Printf(_T("%%.%df"), m_precision);
- }
- }
- else if ( m_precision == -1 )
- {
- // default precision
- m_format.Printf(_T("%%%d.f"), m_width);
- }
- else
- {
- m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
- }
- }
-
- text.Printf(m_format, val);
-
- }
- //else: text already contains the string
-
- return text;
-}
-
-void wxGridCellFloatRenderer::Draw(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- const wxRect& rectCell,
- int row, int col,
- bool isSelected)
-{
- wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
-
- SetTextColoursAndFont(grid, attr, dc, isSelected);
-
- // draw the text right aligned by default
- int hAlign, vAlign;
- attr.GetAlignment(&hAlign, &vAlign);
- hAlign = wxALIGN_RIGHT;
-
- wxRect rect = rectCell;
- rect.Inflate(-1);
-
- grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
-}
-
-wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
- wxGridCellAttr& attr,
- wxDC& dc,
- int row, int col)
-{
- return DoGetBestSize(attr, dc, GetString(grid, row, col));
projects / wxWidgets.git / blobdiff