applied tons of wxGrid patches
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10352 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
381
src/generic/gridctrl.cpp
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381
src/generic/gridctrl.cpp
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///////////////////////////////////////////////////////////////////////////
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// Name: generic/gridctrl.cpp
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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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// RCS-ID: $Id$
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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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#ifdef __GNUG__
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#pragma interface "gridctrl.h"
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#endif
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#include "wx/generic/gridctrl.h"
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#include "wx/tokenzr.h"
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// ----------------------------------------------------------------------------
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// wxGridCellDateTimeRenderer
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// ----------------------------------------------------------------------------
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// Enables a grid cell to display a formated date and or time
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wxGridCellDateTimeRenderer::wxGridCellDateTimeRenderer(wxString outformat, wxString informat)
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{
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m_iformat = informat;
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m_oformat = outformat;
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m_tz = wxDateTime::Local;
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m_dateDef = wxDefaultDateTime;
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}
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wxGridCellRenderer *wxGridCellDateTimeRenderer::Clone() const
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{
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wxGridCellDateTimeRenderer *renderer = new wxGridCellDateTimeRenderer;
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renderer->m_iformat = m_iformat;
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renderer->m_oformat = m_oformat;
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renderer->m_dateDef = m_dateDef;
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renderer->m_tz = m_tz;
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return renderer;
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}
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wxString wxGridCellDateTimeRenderer::GetString(wxGrid& grid, int row, int col)
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{
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wxGridTableBase *table = grid.GetTable();
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bool hasDatetime = FALSE;
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wxDateTime val;
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wxString text;
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if ( table->CanGetValueAs(row, col, wxGRID_VALUE_DATETIME) )
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{
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void * tempval = table->GetValueAsCustom(row, col,wxGRID_VALUE_DATETIME);
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if (tempval){
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val = *((wxDateTime *)tempval);
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hasDatetime = TRUE;
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delete (wxDateTime *)tempval;
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}
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}
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if (!hasDatetime )
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{
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text = table->GetValue(row, col);
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hasDatetime = (val.ParseFormat( text, m_iformat, m_dateDef ) != (wxChar *)NULL) ;
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}
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if ( hasDatetime )
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text = val.Format(m_oformat, m_tz );
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//If we faild to parse string just show what we where given?
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return text;
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}
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void wxGridCellDateTimeRenderer::Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rectCell,
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int row, int col,
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bool isSelected)
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{
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wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
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SetTextColoursAndFont(grid, attr, dc, isSelected);
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// draw the text right aligned by default
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int hAlign, vAlign;
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attr.GetAlignment(&hAlign, &vAlign);
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hAlign = wxRIGHT;
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wxRect rect = rectCell;
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rect.Inflate(-1);
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grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
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}
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wxSize wxGridCellDateTimeRenderer::GetBestSize(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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{
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return DoGetBestSize(attr, dc, GetString(grid, row, col));
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}
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void wxGridCellDateTimeRenderer::SetParameters(const wxString& params){
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if(params)
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m_oformat=params;
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}
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// ----------------------------------------------------------------------------
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// wxGridCellChoiceNumberRenderer
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// ----------------------------------------------------------------------------
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// Renders a number as a textual equivalent.
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// eg data in cell is 0,1,2 ... n the cell could be rendered as "John","Fred"..."Bob"
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wxGridCellEnumRenderer::wxGridCellEnumRenderer(const wxString& choices)
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{
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if(choices)
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SetParameters(choices);
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}
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wxGridCellRenderer *wxGridCellEnumRenderer::Clone() const
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{
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wxGridCellEnumRenderer *renderer = new wxGridCellEnumRenderer;
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renderer->m_choices = m_choices;
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return renderer;
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}
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wxString wxGridCellEnumRenderer::GetString(wxGrid& grid, int row, int col)
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{
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wxGridTableBase *table = grid.GetTable();
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wxString text;
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if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
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{
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int choiceno = table->GetValueAsLong(row, col);
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text.Printf(_T("%s"), m_choices[ choiceno ].c_str() );
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}
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else
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{
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text = table->GetValue(row, col);
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}
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//If we faild to parse string just show what we where given?
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return text;
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}
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void wxGridCellEnumRenderer::Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rectCell,
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int row, int col,
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bool isSelected)
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{
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wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
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SetTextColoursAndFont(grid, attr, dc, isSelected);
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// draw the text right aligned by default
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int hAlign, vAlign;
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attr.GetAlignment(&hAlign, &vAlign);
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hAlign = wxRIGHT;
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wxRect rect = rectCell;
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rect.Inflate(-1);
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grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
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}
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wxSize wxGridCellEnumRenderer::GetBestSize(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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{
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return DoGetBestSize(attr, dc, GetString(grid, row, col));
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}
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void wxGridCellEnumRenderer::SetParameters(const wxString& params)
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{
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if ( !params )
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{
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// what can we do?
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return;
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}
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m_choices.Empty();
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wxStringTokenizer tk(params, _T(','));
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while ( tk.HasMoreTokens() )
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{
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m_choices.Add(tk.GetNextToken());
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}
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}
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// ----------------------------------------------------------------------------
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// wxGridCellEnumEditor
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// ----------------------------------------------------------------------------
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// A cell editor which displays an enum number as a textual equivalent.
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// eg data in cell is 0,1,2 ... n the cell could be displayed as "John","Fred"..."Bob"
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// in the combo choice box
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//
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wxGridCellEnumEditor::wxGridCellEnumEditor(const wxString& choices)
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: wxGridCellChoiceEditor()
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{
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if(choices)
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SetParameters(choices);
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}
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wxGridCellEditor *wxGridCellEnumEditor::Clone() const
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{
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wxGridCellEnumEditor *editor = new wxGridCellEnumEditor();
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editor->m_startint = m_startint;
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return editor;
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}
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void wxGridCellEnumEditor::BeginEdit(int row, int col, wxGrid* grid)
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{
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wxASSERT_MSG(m_control,
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wxT("The wxGridCellEnumEditor must be Created first!"));
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wxGridTableBase *table = grid->GetTable();
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if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
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{
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m_startint = table->GetValueAsLong(row, col);
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}
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else
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{
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wxString startValue = table->GetValue(row, col);
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if (startValue.IsNumber() && !startValue.IsEmpty())
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{
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startValue.ToLong(&m_startint);
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}
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else
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{
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m_startint=-1;
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}
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}
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Combo()->SetSelection(m_startint);
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Combo()->SetInsertionPointEnd();
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Combo()->SetFocus();
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}
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bool wxGridCellEnumEditor::EndEdit(int row, int col, wxGrid* grid)
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{
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int pos = Combo()->GetSelection();
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bool changed = (pos != m_startint);
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if (changed)
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{
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if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
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grid->GetTable()->SetValueAsLong(row, col, pos);
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else
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grid->GetTable()->SetValue(row, col,wxString::Format("%i",pos));
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}
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return changed;
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}
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void
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wxGridCellAutoWrapStringEditor::Create(wxWindow* parent,
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wxWindowID id,
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wxEvtHandler* evtHandler)
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{
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m_control = new wxTextCtrl(parent, id, wxEmptyString,
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wxDefaultPosition, wxDefaultSize,
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wxTE_MULTILINE | wxTE_RICH);
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wxGridCellEditor::Create(parent, id, evtHandler);
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}
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void
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wxGridCellAutoWrapStringRenderer::Draw(wxGrid& grid,
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wxGridCellAttr& attr,
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wxDC& dc,
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const wxRect& rectCell,
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int row, int col,
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bool isSelected) {
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wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
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// now we only have to draw the text
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SetTextColoursAndFont(grid, attr, dc, isSelected);
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int horizAlign, vertAlign;
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attr.GetAlignment(&horizAlign, &vertAlign);
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wxRect rect = rectCell;
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rect.Inflate(-1);
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grid.DrawTextRectangle(dc, GetTextLines(grid,dc,attr,rect,row,col),
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rect, horizAlign, vertAlign);
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}
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wxArrayString
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wxGridCellAutoWrapStringRenderer::GetTextLines(wxGrid& grid,
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wxDC& dc,
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wxGridCellAttr& attr,
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const wxRect& rect,
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int row, int col)
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{
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wxString data = grid.GetCellValue(row, col);
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wxArrayString lines;
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dc.SetFont(attr.GetFont());
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//Taken from wxGrid again!
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wxCoord x = 0, y = 0, curr_x = 0;
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wxCoord max_x = rect.GetWidth();
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dc.SetFont(attr.GetFont());
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wxStringTokenizer tk(data , _T(" \n\t\r"));
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wxString thisline("");
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while ( tk.HasMoreTokens() )
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{
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wxString tok = tk.GetNextToken();
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//FIXME: this causes us to print an extra unnecesary
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// space at the end of the line. But it
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// is invisible , simplifies the size calculation
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// and ensures tokens are seperated in the display
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tok += _T(" ");
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dc.GetTextExtent(tok, &x, &y);
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if ( curr_x + x > max_x) {
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lines.Add( wxString(thisline) );
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thisline = tok;
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curr_x=x;
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} else {
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thisline+= tok;
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curr_x += x;
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}
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}
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//Add last line
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lines.Add( wxString(thisline) );
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return lines;
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}
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wxSize
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wxGridCellAutoWrapStringRenderer::GetBestSize(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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{
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int x,y, height , width = grid.GetColSize(col) -10;
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int count = 250; //Limit iterations..
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wxRect rect(0,0,width,10);
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// M is a nice large character 'y' gives descender!.
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dc.GetTextExtent("My", &x, &y);
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do
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{
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width+=10;
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rect.SetWidth(width);
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height = y *( GetTextLines(grid,dc,attr,rect,row,col).GetCount());
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count--;
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// Search for a shape no taller than the golden ratio.
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} while (count && (width < (height*1.68)) );
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return wxSize(width,height);
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}
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