wxWidgets/samples/newgrid/griddemo.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: griddemo.cpp
// Purpose: Grid control wxWindows sample
// Author: Michael Bedward
// Modified by:
// RCS-ID: $Id$
// Copyright: (c) Michael Bedward, Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation
#pragma interface
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/colordlg.h"
#include "wx/grid.h"
#include "griddemo.h"
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
IMPLEMENT_APP( GridApp )
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// GridApp
// ----------------------------------------------------------------------------
bool GridApp::OnInit()
{
GridFrame *frame = new GridFrame;
frame->Show( TRUE );
return TRUE;
}
// ----------------------------------------------------------------------------
// GridFrame
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE( GridFrame, wxFrame )
EVT_MENU( ID_TOGGLEROWLABELS, GridFrame::ToggleRowLabels )
EVT_MENU( ID_TOGGLECOLLABELS, GridFrame::ToggleColLabels )
EVT_MENU( ID_TOGGLEEDIT, GridFrame::ToggleEditing )
EVT_MENU( ID_TOGGLEROWSIZING, GridFrame::ToggleRowSizing )
EVT_MENU( ID_TOGGLECOLSIZING, GridFrame::ToggleColSizing )
EVT_MENU( ID_TOGGLEGRIDSIZING, GridFrame::ToggleGridSizing )
EVT_MENU( ID_SETLABELCOLOUR, GridFrame::SetLabelColour )
EVT_MENU( ID_SETLABELTEXTCOLOUR, GridFrame::SetLabelTextColour )
EVT_MENU( ID_ROWLABELHORIZALIGN, GridFrame::SetRowLabelHorizAlignment )
EVT_MENU( ID_ROWLABELVERTALIGN, GridFrame::SetRowLabelVertAlignment )
EVT_MENU( ID_COLLABELHORIZALIGN, GridFrame::SetColLabelHorizAlignment )
EVT_MENU( ID_COLLABELVERTALIGN, GridFrame::SetColLabelVertAlignment )
EVT_MENU( ID_GRIDLINECOLOUR, GridFrame::SetGridLineColour )
EVT_MENU( ID_INSERTROW, GridFrame::InsertRow )
EVT_MENU( ID_INSERTCOL, GridFrame::InsertCol )
EVT_MENU( ID_DELETEROW, GridFrame::DeleteSelectedRows )
EVT_MENU( ID_DELETECOL, GridFrame::DeleteSelectedCols )
EVT_MENU( ID_CLEARGRID, GridFrame::ClearGrid )
EVT_MENU( ID_SELCELLS, GridFrame::SelectCells )
EVT_MENU( ID_SELROWS, GridFrame::SelectRows )
EVT_MENU( ID_SELCOLS, GridFrame::SelectCols )
EVT_MENU( ID_SET_CELL_FG_COLOUR, GridFrame::SetCellFgColour )
EVT_MENU( ID_SET_CELL_BG_COLOUR, GridFrame::SetCellBgColour )
EVT_MENU( ID_ABOUT, GridFrame::About )
EVT_MENU( wxID_EXIT, GridFrame::OnQuit )
EVT_MENU( ID_VTABLE, GridFrame::OnVTable)
EVT_MENU( ID_BUGS_TABLE, GridFrame::OnBugsTable)
EVT_GRID_LABEL_LEFT_CLICK( GridFrame::OnLabelLeftClick )
EVT_GRID_CELL_LEFT_CLICK( GridFrame::OnCellLeftClick )
EVT_GRID_ROW_SIZE( GridFrame::OnRowSize )
EVT_GRID_COL_SIZE( GridFrame::OnColSize )
EVT_GRID_SELECT_CELL( GridFrame::OnSelectCell )
EVT_GRID_RANGE_SELECT( GridFrame::OnRangeSelected )
EVT_GRID_CELL_CHANGE( GridFrame::OnCellValueChanged )
EVT_GRID_EDITOR_SHOWN( GridFrame::OnEditorShown )
EVT_GRID_EDITOR_HIDDEN( GridFrame::OnEditorHidden )
END_EVENT_TABLE()
GridFrame::GridFrame()
: wxFrame( (wxFrame *)NULL, -1, "wxWindows grid class demo",
wxDefaultPosition,
wxDefaultSize )
{
int gridW = 600, gridH = 300;
int logW = gridW, logH = 100;
wxMenu *fileMenu = new wxMenu;
fileMenu->Append( ID_VTABLE, "&Virtual table test\tCtrl-V");
fileMenu->Append( ID_BUGS_TABLE, "&Bugs table test\tCtrl-B");
fileMenu->AppendSeparator();
fileMenu->Append( wxID_EXIT, "E&xit\tAlt-X" );
wxMenu *viewMenu = new wxMenu;
viewMenu->Append( ID_TOGGLEROWLABELS, "&Row labels", "", TRUE );
viewMenu->Append( ID_TOGGLECOLLABELS, "&Col labels", "", TRUE );
viewMenu->Append( ID_TOGGLEEDIT, "&Editable", "", TRUE );
viewMenu->Append( ID_TOGGLEROWSIZING, "Ro&w drag-resize", "", TRUE );
viewMenu->Append( ID_TOGGLECOLSIZING, "C&ol drag-resize", "", TRUE );
viewMenu->Append( ID_TOGGLEGRIDSIZING, "&Grid drag-resize", "", TRUE );
wxMenu *rowLabelMenu = new wxMenu;
viewMenu->Append( ID_ROWLABELALIGN, "R&ow label alignment",
rowLabelMenu,
"Change alignment of row labels" );
rowLabelMenu->Append( ID_ROWLABELHORIZALIGN, "&Horizontal" );
rowLabelMenu->Append( ID_ROWLABELVERTALIGN, "&Vertical" );
wxMenu *colLabelMenu = new wxMenu;
viewMenu->Append( ID_COLLABELALIGN, "Col l&abel alignment",
colLabelMenu,
"Change alignment of col labels" );
colLabelMenu->Append( ID_COLLABELHORIZALIGN, "&Horizontal" );
colLabelMenu->Append( ID_COLLABELVERTALIGN, "&Vertical" );
wxMenu *colMenu = new wxMenu;
colMenu->Append( ID_SETLABELCOLOUR, "Set &label colour" );
colMenu->Append( ID_SETLABELTEXTCOLOUR, "Set label &text colour" );
colMenu->Append( ID_GRIDLINECOLOUR, "&Grid line colour" );
colMenu->Append( ID_SET_CELL_FG_COLOUR, "Set cell &foreground colour" );
colMenu->Append( ID_SET_CELL_BG_COLOUR, "Set cell &background colour" );
wxMenu *editMenu = new wxMenu;
editMenu->Append( ID_INSERTROW, "Insert &row" );
editMenu->Append( ID_INSERTCOL, "Insert &column" );
editMenu->Append( ID_DELETEROW, "Delete selected ro&ws" );
editMenu->Append( ID_DELETECOL, "Delete selected co&ls" );
editMenu->Append( ID_CLEARGRID, "Cl&ear grid cell contents" );
wxMenu *selectionMenu = new wxMenu;
editMenu->Append( ID_CHANGESEL, "Change &selection mode",
selectionMenu,
"Change selection mode" );
selectionMenu->Append( ID_SELCELLS, "Select &Cells" );
selectionMenu->Append( ID_SELROWS, "Select &Rows" );
selectionMenu->Append( ID_SELCOLS, "Select C&ols" );
wxMenu *helpMenu = new wxMenu;
helpMenu->Append( ID_ABOUT, "&About wxGrid demo" );
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append( fileMenu, "&File" );
menuBar->Append( viewMenu, "&View" );
menuBar->Append( colMenu, "&Colours" );
menuBar->Append( editMenu, "&Edit" );
menuBar->Append( helpMenu, "&Help" );
SetMenuBar( menuBar );
grid = new wxGrid( this,
-1,
wxPoint( 0, 0 ),
wxSize( 400, 300 ) );
logWin = new wxTextCtrl( this,
-1,
wxEmptyString,
wxPoint( 0, gridH + 20 ),
wxSize( logW, logH ),
wxTE_MULTILINE );
logger = new wxLogTextCtrl( logWin );
m_logOld = logger->SetActiveTarget( logger );
logger->SetTimestamp( NULL );
// this will create a grid and, by default, an associated grid
// table for strings
grid->CreateGrid( 100, 100 );
grid->SetRowSize( 0, 60 );
grid->SetCellValue( 0, 0, "Ctrl+Home\nwill go to\nthis cell" );
grid->SetCellValue( 0, 1, "Blah" );
grid->SetCellValue( 0, 2, "Blah" );
grid->SetCellValue( 0, 3, "Read only" );
grid->SetReadOnly( 0, 3 );
grid->SetCellValue( 0, 5, "Press\nCtrl+arrow\nto skip over\ncells" );
grid->SetRowSize( 99, 60 );
grid->SetCellValue( 99, 99, "Ctrl+End\nwill go to\nthis cell" );
grid->SetCellValue(2, 2, "red");
grid->SetCellTextColour(2, 2, *wxRED);
grid->SetCellValue(3, 3, "green on grey");
grid->SetCellTextColour(3, 3, *wxGREEN);
grid->SetCellBackgroundColour(3, 3, *wxLIGHT_GREY);
grid->SetCellValue(4, 4, "a weird looking cell");
grid->SetCellAlignment(4, 4, wxCENTRE, wxCENTRE);
grid->SetCellRenderer(4, 4, new MyGridCellRenderer);
grid->SetCellValue(3, 0, "1");
grid->SetCellRenderer(3, 0, new wxGridCellBoolRenderer);
grid->SetCellEditor(3, 0, new wxGridCellBoolEditor);
wxGridCellAttr *attr;
attr = new wxGridCellAttr;
attr->SetTextColour(*wxBLUE);
grid->SetColAttr(5, attr);
attr = new wxGridCellAttr;
attr->SetBackgroundColour(*wxBLUE);
grid->SetRowAttr(5, attr);
grid->SetCellValue(2, 4, "a wider column");
grid->SetColSize(4, 120);
grid->SetColMinimalWidth(4, 120);
grid->SetColFormatFloat(5);
grid->SetCellValue(0, 5, "3.1415");
grid->SetCellValue(1, 5, "1415");
grid->SetCellValue(2, 5, "12345.67890");
grid->SetColFormatFloat(6, 6, 2);
grid->SetCellValue(0, 6, "3.1415");
grid->SetCellValue(1, 6, "1415");
grid->SetCellValue(2, 6, "12345.67890");
wxBoxSizer *topSizer = new wxBoxSizer( wxVERTICAL );
topSizer->Add( grid,
1,
wxEXPAND );
topSizer->Add( logWin,
0,
wxEXPAND );
SetAutoLayout( TRUE );
SetSizer( topSizer );
topSizer->Fit( this );
topSizer->SetSizeHints( this );
Centre();
SetDefaults();
}
GridFrame::~GridFrame()
{
delete wxLog::SetActiveTarget(m_logOld);
}
void GridFrame::SetDefaults()
{
GetMenuBar()->Check( ID_TOGGLEROWLABELS, TRUE );
GetMenuBar()->Check( ID_TOGGLECOLLABELS, TRUE );
GetMenuBar()->Check( ID_TOGGLEEDIT, TRUE );
GetMenuBar()->Check( ID_TOGGLEROWSIZING, TRUE );
GetMenuBar()->Check( ID_TOGGLECOLSIZING, TRUE );
GetMenuBar()->Check( ID_TOGGLEGRIDSIZING, TRUE );
}
void GridFrame::ToggleRowLabels( wxCommandEvent& WXUNUSED(ev) )
{
if ( GetMenuBar()->IsChecked( ID_TOGGLEROWLABELS ) )
{
grid->SetRowLabelSize( grid->GetDefaultRowLabelSize() );
}
else
{
grid->SetRowLabelSize( 0 );
}
}
void GridFrame::ToggleColLabels( wxCommandEvent& WXUNUSED(ev) )
{
if ( GetMenuBar()->IsChecked( ID_TOGGLECOLLABELS ) )
{
grid->SetColLabelSize( grid->GetDefaultColLabelSize() );
}
else
{
grid->SetColLabelSize( 0 );
}
}
void GridFrame::ToggleEditing( wxCommandEvent& WXUNUSED(ev) )
{
grid->EnableEditing(
GetMenuBar()->IsChecked( ID_TOGGLEEDIT ) );
}
void GridFrame::ToggleRowSizing( wxCommandEvent& WXUNUSED(ev) )
{
grid->EnableDragRowSize(
GetMenuBar()->IsChecked( ID_TOGGLEROWSIZING ) );
}
void GridFrame::ToggleColSizing( wxCommandEvent& WXUNUSED(ev) )
{
grid->EnableDragColSize(
GetMenuBar()->IsChecked( ID_TOGGLECOLSIZING ) );
}
void GridFrame::ToggleGridSizing( wxCommandEvent& WXUNUSED(ev) )
{
grid->EnableDragGridSize(
GetMenuBar()->IsChecked( ID_TOGGLEGRIDSIZING ) );
}
void GridFrame::SetLabelColour( wxCommandEvent& WXUNUSED(ev) )
{
wxColourDialog dlg( NULL );
if ( dlg.ShowModal() == wxID_OK )
{
wxColourData retData;
retData = dlg.GetColourData();
wxColour colour = retData.GetColour();
grid->SetLabelBackgroundColour( colour );
}
}
void GridFrame::SetLabelTextColour( wxCommandEvent& WXUNUSED(ev) )
{
wxColourDialog dlg( NULL );
if ( dlg.ShowModal() == wxID_OK )
{
wxColourData retData;
retData = dlg.GetColourData();
wxColour colour = retData.GetColour();
grid->SetLabelTextColour( colour );
}
}
void GridFrame::SetRowLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
{
int horiz, vert;
grid->GetRowLabelAlignment( &horiz, &vert );
switch ( horiz )
{
case wxLEFT:
horiz = wxCENTRE;
break;
case wxCENTRE:
horiz = wxRIGHT;
break;
case wxRIGHT:
horiz = wxLEFT;
break;
}
grid->SetRowLabelAlignment( horiz, -1 );
}
void GridFrame::SetRowLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
{
int horiz, vert;
grid->GetRowLabelAlignment( &horiz, &vert );
switch ( vert )
{
case wxTOP:
vert = wxCENTRE;
break;
case wxCENTRE:
vert = wxBOTTOM;
break;
case wxBOTTOM:
vert = wxTOP;
break;
}
grid->SetRowLabelAlignment( -1, vert );
}
void GridFrame::SetColLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
{
int horiz, vert;
grid->GetColLabelAlignment( &horiz, &vert );
switch ( horiz )
{
case wxLEFT:
horiz = wxCENTRE;
break;
case wxCENTRE:
horiz = wxRIGHT;
break;
case wxRIGHT:
horiz = wxLEFT;
break;
}
grid->SetColLabelAlignment( horiz, -1 );
}
void GridFrame::SetColLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
{
int horiz, vert;
grid->GetColLabelAlignment( &horiz, &vert );
switch ( vert )
{
case wxTOP:
vert = wxCENTRE;
break;
case wxCENTRE:
vert = wxBOTTOM;
break;
case wxBOTTOM:
vert = wxTOP;
break;
}
grid->SetColLabelAlignment( -1, vert );
}
void GridFrame::SetGridLineColour( wxCommandEvent& WXUNUSED(ev) )
{
wxColourDialog dlg( NULL );
if ( dlg.ShowModal() == wxID_OK )
{
wxColourData retData;
retData = dlg.GetColourData();
wxColour colour = retData.GetColour();
grid->SetGridLineColour( colour );
}
}
void GridFrame::InsertRow( wxCommandEvent& WXUNUSED(ev) )
{
grid->InsertRows( grid->GetGridCursorRow(), 1 );
}
void GridFrame::InsertCol( wxCommandEvent& WXUNUSED(ev) )
{
grid->InsertCols( grid->GetGridCursorCol(), 1 );
}
void GridFrame::DeleteSelectedRows( wxCommandEvent& WXUNUSED(ev) )
{
if ( grid->IsSelection() )
{
for ( int n = 0; n < grid->GetNumberRows(); n++ )
if ( grid->IsInSelection( n , 0 ) )
grid->DeleteRows( n, 1 );
}
}
void GridFrame::DeleteSelectedCols( wxCommandEvent& WXUNUSED(ev) )
{
if ( grid->IsSelection() )
{
for ( int n = 0; n < grid->GetNumberCols(); n++ )
if ( grid->IsInSelection( 0 , n ) )
grid->DeleteCols( n, 1 );
}
}
void GridFrame::ClearGrid( wxCommandEvent& WXUNUSED(ev) )
{
grid->ClearGrid();
}
void GridFrame::SelectCells( wxCommandEvent& WXUNUSED(ev) )
{
grid->SetSelectionMode( wxGrid::wxGridSelectCells );
}
void GridFrame::SelectRows( wxCommandEvent& WXUNUSED(ev) )
{
grid->SetSelectionMode( wxGrid::wxGridSelectRows );
}
void GridFrame::SelectCols( wxCommandEvent& WXUNUSED(ev) )
{
grid->SetSelectionMode( wxGrid::wxGridSelectColumns );
}
void GridFrame::SetCellFgColour( wxCommandEvent& WXUNUSED(ev) )
{
wxColour col = wxGetColourFromUser(this);
if ( col.Ok() )
{
grid->SetDefaultCellTextColour(col);
grid->Refresh();
}
}
void GridFrame::SetCellBgColour( wxCommandEvent& WXUNUSED(ev) )
{
wxColour col = wxGetColourFromUser(this);
if ( col.Ok() )
{
grid->SetDefaultCellBackgroundColour(col);
grid->Refresh();
}
}
void GridFrame::OnLabelLeftClick( wxGridEvent& ev )
{
logBuf = "";
if ( ev.GetRow() != -1 )
{
logBuf << "Left click on row label " << ev.GetRow();
}
else if ( ev.GetCol() != -1 )
{
logBuf << "Left click on col label " << ev.GetCol();
}
else
{
logBuf << "Left click on corner label";
}
if ( ev.ShiftDown() ) logBuf << " (shift down)";
if ( ev.ControlDown() ) logBuf << " (control down)";
wxLogMessage( "%s", logBuf.c_str() );
// you must call event skip if you want default grid processing
//
ev.Skip();
}
void GridFrame::OnCellLeftClick( wxGridEvent& ev )
{
logBuf = "";
logBuf << "Left click at row " << ev.GetRow()
<< " col " << ev.GetCol();
wxLogMessage( "%s", logBuf.c_str() );
// you must call event skip if you want default grid processing
// (cell highlighting etc.)
//
ev.Skip();
}
void GridFrame::OnRowSize( wxGridSizeEvent& ev )
{
logBuf = "";
logBuf << "Resized row " << ev.GetRowOrCol();
wxLogMessage( "%s", logBuf.c_str() );
ev.Skip();
}
void GridFrame::OnColSize( wxGridSizeEvent& ev )
{
logBuf = "";
logBuf << "Resized col " << ev.GetRowOrCol();
wxLogMessage( "%s", logBuf.c_str() );
ev.Skip();
}
void GridFrame::OnSelectCell( wxGridEvent& ev )
{
logBuf = "";
if ( ev.Selecting() )
logBuf << "Selected ";
else
logBuf << "Deselected ";
logBuf << "cell at row " << ev.GetRow()
<< " col " << ev.GetCol()
<< " ( ControlDown: "<< (ev.ControlDown() ? 'T':'F')
<< ", ShiftDown: "<< (ev.ShiftDown() ? 'T':'F')
<< ", AltDown: "<< (ev.AltDown() ? 'T':'F')
<< ", MetaDown: "<< (ev.MetaDown() ? 'T':'F') << " )";
wxLogMessage( "%s", logBuf.c_str() );
// you must call Skip() if you want the default processing
// to occur in wxGrid
ev.Skip();
}
void GridFrame::OnRangeSelected( wxGridRangeSelectEvent& ev )
{
logBuf = "";
if ( ev.Selecting() )
logBuf << "Selected ";
else
logBuf << "Deselected ";
logBuf << "cells from row " << ev.GetTopRow()
<< " col " << ev.GetLeftCol()
<< " to row " << ev.GetBottomRow()
<< " col " << ev.GetRightCol()
<< " ( ControlDown: "<< (ev.ControlDown() ? 'T':'F')
<< ", ShiftDown: "<< (ev.ShiftDown() ? 'T':'F')
<< ", AltDown: "<< (ev.AltDown() ? 'T':'F')
<< ", MetaDown: "<< (ev.MetaDown() ? 'T':'F') << " )";
wxLogMessage( "%s", logBuf.c_str() );
ev.Skip();
}
void GridFrame::OnCellValueChanged( wxGridEvent& ev )
{
logBuf = "";
logBuf << "Value changed for cell at"
<< " row " << ev.GetRow()
<< " col " << ev.GetCol();
wxLogMessage( "%s", logBuf.c_str() );
ev.Skip();
}
void GridFrame::OnEditorShown( wxGridEvent& ev )
{
wxLogMessage( "Cell editor shown." );
ev.Skip();
}
void GridFrame::OnEditorHidden( wxGridEvent& ev )
{
wxLogMessage( "Cell editor hidden." );
ev.Skip();
}
void GridFrame::About( wxCommandEvent& WXUNUSED(ev) )
{
(void)wxMessageBox( "\n\nwxGrid demo \n\n"
"Michael Bedward \n"
"mbedward@ozemail.com.au \n\n",
"About",
wxOK );
}
void GridFrame::OnQuit( wxCommandEvent& WXUNUSED(ev) )
{
Close( TRUE );
}
void GridFrame::OnBugsTable(wxCommandEvent& )
{
BugsGridFrame *frame = new BugsGridFrame;
frame->Show(TRUE);
}
void GridFrame::OnVTable(wxCommandEvent& )
{
static long s_sizeGrid = 10000;
#ifdef __WXMOTIF__
// MB: wxGetNumberFromUser doesn't work properly for wxMotif
wxString s;
s << s_sizeGrid;
s = wxGetTextFromUser( "Size of the table to create",
"Size:",
s );
s.ToLong( &s_sizeGrid );
#else
s_sizeGrid = wxGetNumberFromUser("Size of the table to create",
"Size: ",
"wxGridDemo question",
s_sizeGrid,
0, 32000, this);
#endif
if ( s_sizeGrid != -1 )
{
BigGridFrame* win = new BigGridFrame(s_sizeGrid);
win->Show(TRUE);
}
}
// ----------------------------------------------------------------------------
// MyGridCellRenderer
// ----------------------------------------------------------------------------
// do something that the default renderer doesn't here just to show that it is
// possible to alter the appearance of the cell beyond what the attributes
// allow
void MyGridCellRenderer::Draw(wxGrid& grid,
wxGridCellAttr& attr,
wxDC& dc,
const wxRect& rect,
int row, int col,
bool isSelected)
{
wxGridCellStringRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
dc.SetPen(*wxGREEN_PEN);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
dc.DrawEllipse(rect);
}
// ----------------------------------------------------------------------------
// MyGridCellAttrProvider
// ----------------------------------------------------------------------------
MyGridCellAttrProvider::MyGridCellAttrProvider()
{
m_attrForOddRows = new wxGridCellAttr;
m_attrForOddRows->SetBackgroundColour(*wxLIGHT_GREY);
}
MyGridCellAttrProvider::~MyGridCellAttrProvider()
{
m_attrForOddRows->DecRef();
}
wxGridCellAttr *MyGridCellAttrProvider::GetAttr(int row, int col) const
{
wxGridCellAttr *attr = wxGridCellAttrProvider::GetAttr(row, col);
if ( row % 2 )
{
if ( !attr )
{
attr = m_attrForOddRows;
attr->IncRef();
}
else
{
if ( !attr->HasBackgroundColour() )
{
wxGridCellAttr *attrNew = attr->Clone();
attr->DecRef();
attr = attrNew;
attr->SetBackgroundColour(*wxLIGHT_GREY);
}
}
}
return attr;
}
// ============================================================================
// BigGridFrame and BigGridTable: Sample of a non-standard table
// ============================================================================
BigGridFrame::BigGridFrame(long sizeGrid)
: wxFrame(NULL, -1, "Plugin Virtual Table",
wxDefaultPosition, wxSize(500, 450))
{
m_grid = new wxGrid(this, -1, wxDefaultPosition, wxDefaultSize);
m_table = new BigGridTable(sizeGrid);
// VZ: I don't understand why this slows down the display that much,
// must profile it...
//m_table->SetAttrProvider(new MyGridCellAttrProvider);
m_grid->SetTable(m_table, TRUE);
#if defined __WXMOTIF__
// MB: the grid isn't getting a sensible default size under wxMotif
int cw, ch;
GetClientSize( &cw, &ch );
m_grid->SetSize( cw, ch );
#endif
}
// ============================================================================
// BugsGridFrame: a "realistic" table
// ============================================================================
// ----------------------------------------------------------------------------
// bugs table data
// ----------------------------------------------------------------------------
enum Columns
{
Col_Id,
Col_Summary,
Col_Severity,
Col_Priority,
Col_Platform,
Col_Opened,
Col_Max
};
enum Severity
{
Sev_Wish,
Sev_Minor,
Sev_Normal,
Sev_Major,
Sev_Critical,
Sev_Max
};
static const wxChar* severities[] =
{
_T("wishlist"),
_T("minor"),
_T("normal"),
_T("major"),
_T("critical"),
};
static struct BugsGridData
{
int id;
wxChar summary[80];
Severity severity;
int prio;
wxChar platform[12];
bool opened;
} gs_dataBugsGrid [] =
{
{ 18, _T("foo doesn't work"), Sev_Major, 1, _T("wxMSW"), TRUE },
{ 27, _T("bar crashes"), Sev_Critical, 1, _T("all"), FALSE },
{ 45, _T("printing is slow"), Sev_Minor, 3, _T("wxMSW"), TRUE },
{ 68, _T("Rectangle() fails"), Sev_Normal, 1, _T("wxMSW"), FALSE },
};
static const wxChar *headers[Col_Max] =
{
_T("Id"),
_T("Summary"),
_T("Severity"),
_T("Priority"),
_T("Platform"),
_T("Opened?"),
};
// ----------------------------------------------------------------------------
// BugsGridTable
// ----------------------------------------------------------------------------
wxString BugsGridTable::GetTypeName(int WXUNUSED(row), int col)
{
switch ( col )
{
case Col_Id:
case Col_Priority:
return wxGRID_VALUE_NUMBER;;
case Col_Severity:
// fall thorugh (TODO should be a list)
case Col_Summary:
return wxString::Format(_T("%s:80"), wxGRID_VALUE_STRING);
case Col_Platform:
return wxString::Format(_T("%s:all,MSW,GTK,other"), wxGRID_VALUE_CHOICE);
case Col_Opened:
return wxGRID_VALUE_BOOL;
}
wxFAIL_MSG(_T("unknown column"));
return wxEmptyString;
}
int BugsGridTable::GetNumberRows()
{
return WXSIZEOF(gs_dataBugsGrid);
}
int BugsGridTable::GetNumberCols()
{
return Col_Max;
}
bool BugsGridTable::IsEmptyCell( int row, int col )
{
return FALSE;
}
wxString BugsGridTable::GetValue( int row, int col )
{
const BugsGridData& gd = gs_dataBugsGrid[row];
switch ( col )
{
case Col_Id:
case Col_Priority:
case Col_Opened:
wxFAIL_MSG(_T("unexpected column"));
break;
case Col_Severity:
return severities[gd.severity];
case Col_Summary:
return gd.summary;
case Col_Platform:
return gd.platform;
}
return wxEmptyString;
}
void BugsGridTable::SetValue( int row, int col, const wxString& value )
{
BugsGridData& gd = gs_dataBugsGrid[row];
switch ( col )
{
case Col_Id:
case Col_Priority:
case Col_Opened:
wxFAIL_MSG(_T("unexpected column"));
break;
case Col_Severity:
{
size_t n;
for ( n = 0; n < WXSIZEOF(severities); n++ )
{
if ( severities[n] == value )
{
gd.severity = (Severity)n;
break;
}
}
if ( n == WXSIZEOF(severities) )
{
wxLogWarning(_T("Invalid severity value '%s'."),
value.c_str());
gd.severity = Sev_Normal;
}
}
break;
case Col_Summary:
wxStrncpy(gd.summary, value, WXSIZEOF(gd.summary));
break;
case Col_Platform:
wxStrncpy(gd.platform, value, WXSIZEOF(gd.platform));
break;
}
}
bool BugsGridTable::CanGetValueAs( int WXUNUSED(row), int col, const wxString& typeName )
{
if ( typeName == wxGRID_VALUE_STRING )
{
return TRUE;
}
else if ( typeName == wxGRID_VALUE_BOOL )
{
return col == Col_Opened;
}
else if ( typeName == wxGRID_VALUE_NUMBER )
{
return col == Col_Id || col == Col_Priority || col == Col_Severity;
}
else
{
return FALSE;
}
}
bool BugsGridTable::CanSetValueAs( int row, int col, const wxString& typeName )
{
return CanGetValueAs(row, col, typeName);
}
long BugsGridTable::GetValueAsLong( int row, int col )
{
const BugsGridData& gd = gs_dataBugsGrid[row];
switch ( col )
{
case Col_Id:
return gd.id;
case Col_Priority:
return gd.prio;
case Col_Severity:
return gd.severity;
default:
wxFAIL_MSG(_T("unexpected column"));
return -1;
}
}
bool BugsGridTable::GetValueAsBool( int row, int col )
{
if ( col == Col_Opened )
{
return gs_dataBugsGrid[row].opened;
}
else
{
wxFAIL_MSG(_T("unexpected column"));
return FALSE;
}
}
void BugsGridTable::SetValueAsLong( int row, int col, long value )
{
BugsGridData& gd = gs_dataBugsGrid[row];
switch ( col )
{
case Col_Priority:
gd.prio = value;
break;
default:
wxFAIL_MSG(_T("unexpected column"));
}
}
void BugsGridTable::SetValueAsBool( int row, int col, bool value )
{
if ( col == Col_Opened )
{
gs_dataBugsGrid[row].opened = value;
}
else
{
wxFAIL_MSG(_T("unexpected column"));
}
}
wxString BugsGridTable::GetColLabelValue( int col )
{
return headers[col];
}
BugsGridTable::BugsGridTable()
{
}
// ----------------------------------------------------------------------------
// BugsGridFrame
// ----------------------------------------------------------------------------
BugsGridFrame::BugsGridFrame()
: wxFrame(NULL, -1, "Bugs table",
wxDefaultPosition, wxSize(500, 300))
{
wxGrid *grid = new wxGrid(this, -1, wxDefaultPosition);
wxGridTableBase *table = new BugsGridTable();
table->SetAttrProvider(new MyGridCellAttrProvider);
grid->SetTable(table, TRUE);
wxGridCellAttr *attrRO = new wxGridCellAttr,
*attrRangeEditor = new wxGridCellAttr,
*attrCombo = new wxGridCellAttr;
attrRO->SetReadOnly();
attrRangeEditor->SetEditor(new wxGridCellNumberEditor(1, 5));
attrCombo->SetEditor(new wxGridCellChoiceEditor(WXSIZEOF(severities),
severities));
grid->SetColAttr(Col_Id, attrRO);
grid->SetColAttr(Col_Priority, attrRangeEditor);
grid->SetColAttr(Col_Severity, attrCombo);
grid->SetMargins(0, 0);
grid->Fit();
wxSize size = grid->GetSize();
size.x += 10;
size.y += 10;
SetClientSize(size);
}