4a07d70634
Previously only simple left click event was sent in this case, now also generate right and double click ones. Closes #12156. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64937 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
866 lines
28 KiB
C++
866 lines
28 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/generic/private/grid.h
|
|
// Purpose: Private wxGrid structures
|
|
// Author: Michael Bedward (based on code by Julian Smart, Robin Dunn)
|
|
// Modified by: Santiago Palacios
|
|
// Created: 1/08/1999
|
|
// RCS-ID: $Id$
|
|
// Copyright: (c) Michael Bedward
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_GENERIC_GRID_PRIVATE_H_
|
|
#define _WX_GENERIC_GRID_PRIVATE_H_
|
|
|
|
#include "wx/defs.h"
|
|
|
|
#if wxUSE_GRID
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// array classes
|
|
// ----------------------------------------------------------------------------
|
|
|
|
WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
|
|
class WXDLLIMPEXP_ADV);
|
|
|
|
struct wxGridCellWithAttr
|
|
{
|
|
wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
|
|
: coords(row, col), attr(attr_)
|
|
{
|
|
wxASSERT( attr );
|
|
}
|
|
|
|
wxGridCellWithAttr(const wxGridCellWithAttr& other)
|
|
: coords(other.coords),
|
|
attr(other.attr)
|
|
{
|
|
attr->IncRef();
|
|
}
|
|
|
|
wxGridCellWithAttr& operator=(const wxGridCellWithAttr& other)
|
|
{
|
|
coords = other.coords;
|
|
if (attr != other.attr)
|
|
{
|
|
attr->DecRef();
|
|
attr = other.attr;
|
|
attr->IncRef();
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
void ChangeAttr(wxGridCellAttr* new_attr)
|
|
{
|
|
if (attr != new_attr)
|
|
{
|
|
// "Delete" (i.e. DecRef) the old attribute.
|
|
attr->DecRef();
|
|
attr = new_attr;
|
|
// Take ownership of the new attribute, i.e. no IncRef.
|
|
}
|
|
}
|
|
|
|
~wxGridCellWithAttr()
|
|
{
|
|
attr->DecRef();
|
|
}
|
|
|
|
wxGridCellCoords coords;
|
|
wxGridCellAttr *attr;
|
|
};
|
|
|
|
WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
|
|
class WXDLLIMPEXP_ADV);
|
|
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// private classes
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// header column providing access to the column information stored in wxGrid
|
|
// via wxHeaderColumn interface
|
|
class wxGridHeaderColumn : public wxHeaderColumn
|
|
{
|
|
public:
|
|
wxGridHeaderColumn(wxGrid *grid, int col)
|
|
: m_grid(grid),
|
|
m_col(col)
|
|
{
|
|
}
|
|
|
|
virtual wxString GetTitle() const { return m_grid->GetColLabelValue(m_col); }
|
|
virtual wxBitmap GetBitmap() const { return wxNullBitmap; }
|
|
virtual int GetWidth() const { return m_grid->GetColSize(m_col); }
|
|
virtual int GetMinWidth() const { return 0; }
|
|
virtual wxAlignment GetAlignment() const
|
|
{
|
|
int horz,
|
|
vert;
|
|
m_grid->GetColLabelAlignment(&horz, &vert);
|
|
|
|
return static_cast<wxAlignment>(horz);
|
|
}
|
|
|
|
virtual int GetFlags() const
|
|
{
|
|
// we can't know in advance whether we can sort by this column or not
|
|
// with wxGrid API so suppose we can by default
|
|
int flags = wxCOL_SORTABLE;
|
|
if ( m_grid->CanDragColSize(m_col) )
|
|
flags |= wxCOL_RESIZABLE;
|
|
if ( m_grid->CanDragColMove() )
|
|
flags |= wxCOL_REORDERABLE;
|
|
if ( GetWidth() == 0 )
|
|
flags |= wxCOL_HIDDEN;
|
|
|
|
return flags;
|
|
}
|
|
|
|
virtual bool IsSortKey() const
|
|
{
|
|
return m_grid->IsSortingBy(m_col);
|
|
}
|
|
|
|
virtual bool IsSortOrderAscending() const
|
|
{
|
|
return m_grid->IsSortOrderAscending();
|
|
}
|
|
|
|
private:
|
|
// these really should be const but are not because the column needs to be
|
|
// assignable to be used in a wxVector (in STL build, in non-STL build we
|
|
// avoid the need for this)
|
|
wxGrid *m_grid;
|
|
int m_col;
|
|
};
|
|
|
|
// header control retreiving column information from the grid
|
|
class wxGridHeaderCtrl : public wxHeaderCtrl
|
|
{
|
|
public:
|
|
wxGridHeaderCtrl(wxGrid *owner)
|
|
: wxHeaderCtrl(owner,
|
|
wxID_ANY,
|
|
wxDefaultPosition,
|
|
wxDefaultSize,
|
|
wxHD_ALLOW_HIDE |
|
|
(owner->CanDragColMove() ? wxHD_ALLOW_REORDER : 0))
|
|
{
|
|
}
|
|
|
|
protected:
|
|
virtual const wxHeaderColumn& GetColumn(unsigned int idx) const
|
|
{
|
|
return m_columns[idx];
|
|
}
|
|
|
|
private:
|
|
wxGrid *GetOwner() const { return static_cast<wxGrid *>(GetParent()); }
|
|
|
|
static wxMouseEvent GetDummyMouseEvent()
|
|
{
|
|
// make up a dummy event for the grid event to use -- unfortunately we
|
|
// can't do anything else here
|
|
wxMouseEvent e;
|
|
e.SetState(wxGetMouseState());
|
|
return e;
|
|
}
|
|
|
|
// override the base class method to update our m_columns array
|
|
virtual void OnColumnCountChanging(unsigned int count)
|
|
{
|
|
const unsigned countOld = m_columns.size();
|
|
if ( count < countOld )
|
|
{
|
|
// just discard the columns which don't exist any more (notice that
|
|
// we can't use resize() here as it would require the vector
|
|
// value_type, i.e. wxGridHeaderColumn to be default constructible,
|
|
// which it is not)
|
|
m_columns.erase(m_columns.begin() + count, m_columns.end());
|
|
}
|
|
else // new columns added
|
|
{
|
|
// add columns for the new elements
|
|
for ( unsigned n = countOld; n < count; n++ )
|
|
m_columns.push_back(wxGridHeaderColumn(GetOwner(), n));
|
|
}
|
|
}
|
|
|
|
// override to implement column auto sizing
|
|
virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle)
|
|
{
|
|
// TODO: currently grid doesn't support computing the column best width
|
|
// from its contents so we just use the best label width as is
|
|
GetOwner()->SetColSize(idx, widthTitle);
|
|
|
|
return true;
|
|
}
|
|
|
|
// overridden to react to the actions using the columns popup menu
|
|
virtual void UpdateColumnVisibility(unsigned int idx, bool show)
|
|
{
|
|
GetOwner()->SetColSize(idx, show ? wxGRID_AUTOSIZE : 0);
|
|
|
|
// as this is done by the user we should notify the main program about
|
|
// it
|
|
GetOwner()->SendGridSizeEvent(wxEVT_GRID_COL_SIZE, -1, idx,
|
|
GetDummyMouseEvent());
|
|
}
|
|
|
|
// overridden to react to the columns order changes in the customization
|
|
// dialog
|
|
virtual void UpdateColumnsOrder(const wxArrayInt& order)
|
|
{
|
|
GetOwner()->SetColumnsOrder(order);
|
|
}
|
|
|
|
|
|
// event handlers forwarding wxHeaderCtrl events to wxGrid
|
|
void OnClick(wxHeaderCtrlEvent& event)
|
|
{
|
|
GetOwner()->SendEvent(wxEVT_GRID_LABEL_LEFT_CLICK,
|
|
-1, event.GetColumn(),
|
|
GetDummyMouseEvent());
|
|
|
|
GetOwner()->DoColHeaderClick(event.GetColumn());
|
|
}
|
|
|
|
void OnDoubleClick(wxHeaderCtrlEvent& event)
|
|
{
|
|
if ( !GetOwner()->SendEvent(wxEVT_GRID_LABEL_LEFT_DCLICK,
|
|
-1, event.GetColumn(),
|
|
GetDummyMouseEvent()) )
|
|
{
|
|
event.Skip();
|
|
}
|
|
}
|
|
|
|
void OnRightClick(wxHeaderCtrlEvent& event)
|
|
{
|
|
if ( !GetOwner()->SendEvent(wxEVT_GRID_LABEL_RIGHT_CLICK,
|
|
-1, event.GetColumn(),
|
|
GetDummyMouseEvent()) )
|
|
{
|
|
event.Skip();
|
|
}
|
|
}
|
|
|
|
void OnBeginResize(wxHeaderCtrlEvent& event)
|
|
{
|
|
GetOwner()->DoStartResizeCol(event.GetColumn());
|
|
|
|
event.Skip();
|
|
}
|
|
|
|
void OnResizing(wxHeaderCtrlEvent& event)
|
|
{
|
|
GetOwner()->DoUpdateResizeColWidth(event.GetWidth());
|
|
}
|
|
|
|
void OnEndResize(wxHeaderCtrlEvent& event)
|
|
{
|
|
// we again need to pass a mouse event to be used for the grid event
|
|
// generation but we don't have it here so use a dummy one as in
|
|
// UpdateColumnVisibility()
|
|
wxMouseEvent e;
|
|
e.SetState(wxGetMouseState());
|
|
GetOwner()->DoEndDragResizeCol(e);
|
|
|
|
event.Skip();
|
|
}
|
|
|
|
void OnBeginReorder(wxHeaderCtrlEvent& event)
|
|
{
|
|
GetOwner()->DoStartMoveCol(event.GetColumn());
|
|
}
|
|
|
|
void OnEndReorder(wxHeaderCtrlEvent& event)
|
|
{
|
|
GetOwner()->DoEndMoveCol(event.GetNewOrder());
|
|
}
|
|
|
|
wxVector<wxGridHeaderColumn> m_columns;
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxGridHeaderCtrl);
|
|
};
|
|
|
|
// common base class for various grid subwindows
|
|
class WXDLLIMPEXP_ADV wxGridSubwindow : public wxWindow
|
|
{
|
|
public:
|
|
wxGridSubwindow(wxGrid *owner,
|
|
int additionalStyle = 0,
|
|
const wxString& name = wxPanelNameStr)
|
|
: wxWindow(owner, wxID_ANY,
|
|
wxDefaultPosition, wxDefaultSize,
|
|
wxBORDER_NONE | additionalStyle,
|
|
name)
|
|
{
|
|
m_owner = owner;
|
|
}
|
|
|
|
virtual bool AcceptsFocus() const { return false; }
|
|
|
|
wxGrid *GetOwner() { return m_owner; }
|
|
|
|
protected:
|
|
void OnMouseCaptureLost(wxMouseCaptureLostEvent& event);
|
|
|
|
wxGrid *m_owner;
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxGridSubwindow);
|
|
};
|
|
|
|
class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxGridSubwindow
|
|
{
|
|
public:
|
|
wxGridRowLabelWindow(wxGrid *parent)
|
|
: wxGridSubwindow(parent)
|
|
{
|
|
}
|
|
|
|
|
|
private:
|
|
void OnPaint( wxPaintEvent& event );
|
|
void OnMouseEvent( wxMouseEvent& event );
|
|
void OnMouseWheel( wxMouseEvent& event );
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxGridRowLabelWindow);
|
|
};
|
|
|
|
|
|
class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxGridSubwindow
|
|
{
|
|
public:
|
|
wxGridColLabelWindow(wxGrid *parent)
|
|
: wxGridSubwindow(parent)
|
|
{
|
|
}
|
|
|
|
|
|
private:
|
|
void OnPaint( wxPaintEvent& event );
|
|
void OnMouseEvent( wxMouseEvent& event );
|
|
void OnMouseWheel( wxMouseEvent& event );
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxGridColLabelWindow);
|
|
};
|
|
|
|
|
|
class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxGridSubwindow
|
|
{
|
|
public:
|
|
wxGridCornerLabelWindow(wxGrid *parent)
|
|
: wxGridSubwindow(parent)
|
|
{
|
|
}
|
|
|
|
private:
|
|
void OnMouseEvent( wxMouseEvent& event );
|
|
void OnMouseWheel( wxMouseEvent& event );
|
|
void OnPaint( wxPaintEvent& event );
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow);
|
|
};
|
|
|
|
class WXDLLIMPEXP_ADV wxGridWindow : public wxGridSubwindow
|
|
{
|
|
public:
|
|
wxGridWindow(wxGrid *parent)
|
|
: wxGridSubwindow(parent,
|
|
wxWANTS_CHARS | wxCLIP_CHILDREN,
|
|
"GridWindow")
|
|
{
|
|
}
|
|
|
|
|
|
virtual void ScrollWindow( int dx, int dy, const wxRect *rect );
|
|
|
|
virtual bool AcceptsFocus() const { return true; }
|
|
|
|
private:
|
|
void OnPaint( wxPaintEvent &event );
|
|
void OnMouseWheel( wxMouseEvent& event );
|
|
void OnMouseEvent( wxMouseEvent& event );
|
|
void OnKeyDown( wxKeyEvent& );
|
|
void OnKeyUp( wxKeyEvent& );
|
|
void OnChar( wxKeyEvent& );
|
|
void OnEraseBackground( wxEraseEvent& );
|
|
void OnFocus( wxFocusEvent& );
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxGridWindow);
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// the internal data representation used by wxGridCellAttrProvider
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// this class stores attributes set for cells
|
|
class WXDLLIMPEXP_ADV wxGridCellAttrData
|
|
{
|
|
public:
|
|
void SetAttr(wxGridCellAttr *attr, int row, int col);
|
|
wxGridCellAttr *GetAttr(int row, int col) const;
|
|
void UpdateAttrRows( size_t pos, int numRows );
|
|
void UpdateAttrCols( size_t pos, int numCols );
|
|
|
|
private:
|
|
// searches for the attr for given cell, returns wxNOT_FOUND if not found
|
|
int FindIndex(int row, int col) const;
|
|
|
|
wxGridCellWithAttrArray m_attrs;
|
|
};
|
|
|
|
// this class stores attributes set for rows or columns
|
|
class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
|
|
{
|
|
public:
|
|
// empty ctor to suppress warnings
|
|
wxGridRowOrColAttrData() {}
|
|
~wxGridRowOrColAttrData();
|
|
|
|
void SetAttr(wxGridCellAttr *attr, int rowOrCol);
|
|
wxGridCellAttr *GetAttr(int rowOrCol) const;
|
|
void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
|
|
|
|
private:
|
|
wxArrayInt m_rowsOrCols;
|
|
wxArrayAttrs m_attrs;
|
|
};
|
|
|
|
// NB: this is just a wrapper around 3 objects: one which stores cell
|
|
// attributes, and 2 others for row/col ones
|
|
class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
|
|
{
|
|
public:
|
|
wxGridCellAttrData m_cellAttrs;
|
|
wxGridRowOrColAttrData m_rowAttrs,
|
|
m_colAttrs;
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// operations classes abstracting the difference between operating on rows and
|
|
// columns
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// This class allows to write a function only once because by using its methods
|
|
// it will apply to both columns and rows.
|
|
//
|
|
// This is an abstract interface definition, the two concrete implementations
|
|
// below should be used when working with rows and columns respectively.
|
|
class wxGridOperations
|
|
{
|
|
public:
|
|
// Returns the operations in the other direction, i.e. wxGridRowOperations
|
|
// if this object is a wxGridColumnOperations and vice versa.
|
|
virtual wxGridOperations& Dual() const = 0;
|
|
|
|
// Return the number of rows or columns.
|
|
virtual int GetNumberOfLines(const wxGrid *grid) const = 0;
|
|
|
|
// Return the selection mode which allows selecting rows or columns.
|
|
virtual wxGrid::wxGridSelectionModes GetSelectionMode() const = 0;
|
|
|
|
// Make a wxGridCellCoords from the given components: thisDir is row or
|
|
// column and otherDir is column or row
|
|
virtual wxGridCellCoords MakeCoords(int thisDir, int otherDir) const = 0;
|
|
|
|
// Calculate the scrolled position of the given abscissa or ordinate.
|
|
virtual int CalcScrolledPosition(wxGrid *grid, int pos) const = 0;
|
|
|
|
// Selects the horizontal or vertical component from the given object.
|
|
virtual int Select(const wxGridCellCoords& coords) const = 0;
|
|
virtual int Select(const wxPoint& pt) const = 0;
|
|
virtual int Select(const wxSize& sz) const = 0;
|
|
virtual int Select(const wxRect& r) const = 0;
|
|
virtual int& Select(wxRect& r) const = 0;
|
|
|
|
// Returns width or height of the rectangle
|
|
virtual int& SelectSize(wxRect& r) const = 0;
|
|
|
|
// Make a wxSize such that Select() applied to it returns first component
|
|
virtual wxSize MakeSize(int first, int second) const = 0;
|
|
|
|
// Sets the row or column component of the given cell coordinates
|
|
virtual void Set(wxGridCellCoords& coords, int line) const = 0;
|
|
|
|
|
|
// Draws a line parallel to the row or column, i.e. horizontal or vertical:
|
|
// pos is the horizontal or vertical position of the line and start and end
|
|
// are the coordinates of the line extremities in the other direction
|
|
virtual void
|
|
DrawParallelLine(wxDC& dc, int start, int end, int pos) const = 0;
|
|
|
|
// Draw a horizontal or vertical line across the given rectangle
|
|
// (this is implemented in terms of above and uses Select() to extract
|
|
// start and end from the given rectangle)
|
|
void DrawParallelLineInRect(wxDC& dc, const wxRect& rect, int pos) const
|
|
{
|
|
const int posStart = Select(rect.GetPosition());
|
|
DrawParallelLine(dc, posStart, posStart + Select(rect.GetSize()), pos);
|
|
}
|
|
|
|
|
|
// Return the index of the row or column at the given pixel coordinate.
|
|
virtual int
|
|
PosToLine(const wxGrid *grid, int pos, bool clip = false) const = 0;
|
|
|
|
// Get the top/left position, in pixels, of the given row or column
|
|
virtual int GetLineStartPos(const wxGrid *grid, int line) const = 0;
|
|
|
|
// Get the bottom/right position, in pixels, of the given row or column
|
|
virtual int GetLineEndPos(const wxGrid *grid, int line) const = 0;
|
|
|
|
// Get the height/width of the given row/column
|
|
virtual int GetLineSize(const wxGrid *grid, int line) const = 0;
|
|
|
|
// Get wxGrid::m_rowBottoms/m_colRights array
|
|
virtual const wxArrayInt& GetLineEnds(const wxGrid *grid) const = 0;
|
|
|
|
// Get default height row height or column width
|
|
virtual int GetDefaultLineSize(const wxGrid *grid) const = 0;
|
|
|
|
// Return the minimal acceptable row height or column width
|
|
virtual int GetMinimalAcceptableLineSize(const wxGrid *grid) const = 0;
|
|
|
|
// Return the minimal row height or column width
|
|
virtual int GetMinimalLineSize(const wxGrid *grid, int line) const = 0;
|
|
|
|
// Set the row height or column width
|
|
virtual void SetLineSize(wxGrid *grid, int line, int size) const = 0;
|
|
|
|
// Set the row default height or column default width
|
|
virtual void SetDefaultLineSize(wxGrid *grid, int size, bool resizeExisting) const = 0;
|
|
|
|
|
|
// 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 void SetDefaultLineSize(wxGrid *grid, int size, bool resizeExisting) const
|
|
{ grid->SetDefaultRowSize(size, resizeExisting); }
|
|
|
|
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 void SetDefaultLineSize(wxGrid *grid, int size, bool resizeExisting) const
|
|
{ grid->SetDefaultColSize(size, resizeExisting); }
|
|
|
|
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(); }
|
|
};
|
|
|
|
// 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;
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// 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
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// data structures used for the data type registry
|
|
// ----------------------------------------------------------------------------
|
|
|
|
struct wxGridDataTypeInfo
|
|
{
|
|
wxGridDataTypeInfo(const wxString& typeName,
|
|
wxGridCellRenderer* renderer,
|
|
wxGridCellEditor* editor)
|
|
: m_typeName(typeName), m_renderer(renderer), m_editor(editor)
|
|
{}
|
|
|
|
~wxGridDataTypeInfo()
|
|
{
|
|
wxSafeDecRef(m_renderer);
|
|
wxSafeDecRef(m_editor);
|
|
}
|
|
|
|
wxString m_typeName;
|
|
wxGridCellRenderer* m_renderer;
|
|
wxGridCellEditor* m_editor;
|
|
|
|
wxDECLARE_NO_COPY_CLASS(wxGridDataTypeInfo);
|
|
};
|
|
|
|
|
|
WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
|
|
class WXDLLIMPEXP_ADV);
|
|
|
|
|
|
class WXDLLIMPEXP_ADV wxGridTypeRegistry
|
|
{
|
|
public:
|
|
wxGridTypeRegistry() {}
|
|
~wxGridTypeRegistry();
|
|
|
|
void RegisterDataType(const wxString& typeName,
|
|
wxGridCellRenderer* renderer,
|
|
wxGridCellEditor* editor);
|
|
|
|
// find one of already registered data types
|
|
int FindRegisteredDataType(const wxString& typeName);
|
|
|
|
// try to FindRegisteredDataType(), if this fails and typeName is one of
|
|
// standard typenames, register it and return its index
|
|
int FindDataType(const wxString& typeName);
|
|
|
|
// try to FindDataType(), if it fails see if it is not one of already
|
|
// registered data types with some params in which case clone the
|
|
// registered data type and set params for it
|
|
int FindOrCloneDataType(const wxString& typeName);
|
|
|
|
wxGridCellRenderer* GetRenderer(int index);
|
|
wxGridCellEditor* GetEditor(int index);
|
|
|
|
private:
|
|
wxGridDataTypeInfoArray m_typeinfo;
|
|
};
|
|
|
|
#endif // wxUSE_GRID
|
|
#endif // _WX_GENERIC_GRID_PRIVATE_H_
|