289 lines
9.5 KiB
C++
289 lines
9.5 KiB
C++
///////////////////////////////////////////////////////////////////////////
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// Name: wx/generic/gridctrl.h
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// Purpose: wxGrid controls
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// Author: Paul Gammans, Roger Gammans
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// Modified by:
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// Created: 11/04/2001
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// Copyright: (c) The Computer Surgery (paul@compsurg.co.uk)
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GENERIC_GRIDCTRL_H_
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#define _WX_GENERIC_GRIDCTRL_H_
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#include "wx/grid.h"
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#if wxUSE_GRID
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#define wxGRID_VALUE_CHOICEINT wxT("choiceint")
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#define wxGRID_VALUE_DATETIME wxT("datetime")
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// the default renderer for the cells containing string data
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class WXDLLIMPEXP_ADV wxGridCellStringRenderer : public wxGridCellRenderer
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{
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public:
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// draw the string
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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// return the string extent
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE
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{ return new wxGridCellStringRenderer; }
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protected:
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// set the text colours before drawing
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void SetTextColoursAndFont(const wxGrid& grid,
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const wxGridCellAttr& attr,
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wxDC& dc,
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bool isSelected);
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// calc the string extent for given string/font
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wxSize DoGetBestSize(const wxGridCellAttr& attr,
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wxDC& dc,
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const wxString& text);
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};
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// the default renderer for the cells containing numeric (long) data
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class WXDLLIMPEXP_ADV wxGridCellNumberRenderer : public wxGridCellStringRenderer
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{
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public:
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// draw the string right aligned
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE
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{ return new wxGridCellNumberRenderer; }
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protected:
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wxString GetString(const wxGrid& grid, int row, int col);
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};
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class WXDLLIMPEXP_ADV wxGridCellFloatRenderer : public wxGridCellStringRenderer
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{
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public:
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wxGridCellFloatRenderer(int width = -1,
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int precision = -1,
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int format = wxGRID_FLOAT_FORMAT_DEFAULT);
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// get/change formatting parameters
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int GetWidth() const { return m_width; }
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void SetWidth(int width) { m_width = width; m_format.clear(); }
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int GetPrecision() const { return m_precision; }
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void SetPrecision(int precision) { m_precision = precision; m_format.clear(); }
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int GetFormat() const { return m_style; }
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void SetFormat(int format) { m_style = format; m_format.clear(); }
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// draw the string right aligned with given width/precision
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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// parameters string format is "width[,precision[,format]]"
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// with format being one of f|e|g|E|F|G
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virtual void SetParameters(const wxString& params) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE;
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protected:
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wxString GetString(const wxGrid& grid, int row, int col);
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private:
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// formatting parameters
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int m_width,
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m_precision;
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int m_style;
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wxString m_format;
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};
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// renderer for boolean fields
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class WXDLLIMPEXP_ADV wxGridCellBoolRenderer : public wxGridCellRenderer
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{
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public:
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// draw a check mark or nothing
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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// return the checkmark size
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE
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{ return new wxGridCellBoolRenderer; }
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private:
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static wxSize ms_sizeCheckMark;
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};
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#if wxUSE_DATETIME
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#include "wx/datetime.h"
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// the default renderer for the cells containing times and dates
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class WXDLLIMPEXP_ADV wxGridCellDateTimeRenderer : public wxGridCellStringRenderer
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{
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public:
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wxGridCellDateTimeRenderer(const wxString& outformat = wxDefaultDateTimeFormat,
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const wxString& informat = wxDefaultDateTimeFormat);
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// draw the string right aligned
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE;
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// output strptime()-like format string
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virtual void SetParameters(const wxString& params) wxOVERRIDE;
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protected:
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wxString GetString(const wxGrid& grid, int row, int col);
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wxString m_iformat;
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wxString m_oformat;
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wxDateTime m_dateDef;
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wxDateTime::TimeZone m_tz;
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};
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#endif // wxUSE_DATETIME
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// renders a number using the corresponding text string
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class WXDLLIMPEXP_ADV wxGridCellEnumRenderer : public wxGridCellStringRenderer
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{
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public:
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wxGridCellEnumRenderer( const wxString& choices = wxEmptyString );
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// draw the string right aligned
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE;
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// parameters string format is "item1[,item2[...,itemN]]" where itemN will
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// be used if the cell value is N-1
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virtual void SetParameters(const wxString& params) wxOVERRIDE;
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protected:
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wxString GetString(const wxGrid& grid, int row, int col);
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wxArrayString m_choices;
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};
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class WXDLLIMPEXP_ADV wxGridCellAutoWrapStringRenderer : public wxGridCellStringRenderer
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{
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public:
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wxGridCellAutoWrapStringRenderer() : wxGridCellStringRenderer() { }
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virtual void Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rect,
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int row, int col,
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bool isSelected) wxOVERRIDE;
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virtual wxSize GetBestSize(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col) wxOVERRIDE;
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virtual int GetBestHeight(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col,
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int width) wxOVERRIDE;
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virtual int GetBestWidth(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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int row, int col,
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int height) wxOVERRIDE;
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virtual wxGridCellRenderer *Clone() const wxOVERRIDE
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{ return new wxGridCellAutoWrapStringRenderer; }
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private:
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wxArrayString GetTextLines( wxGrid& grid,
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wxDC& dc,
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const wxGridCellAttr& attr,
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const wxRect& rect,
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int row, int col);
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// Helper methods of GetTextLines()
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// Break a single logical line of text into several physical lines, all of
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// which are added to the lines array. The lines are broken at maxWidth and
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// the dc is used for measuring text extent only.
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void BreakLine(wxDC& dc,
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const wxString& logicalLine,
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wxCoord maxWidth,
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wxArrayString& lines);
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// Break a word, which is supposed to be wider than maxWidth, into several
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// lines, which are added to lines array and the last, incomplete, of which
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// is returned in line output parameter.
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//
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// Returns the width of the last line.
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wxCoord BreakWord(wxDC& dc,
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const wxString& word,
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wxCoord maxWidth,
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wxArrayString& lines,
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wxString& line);
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};
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#endif // wxUSE_GRID
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#endif // _WX_GENERIC_GRIDCTRL_H_
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