wxWidgets/demos/dbbrowse/dbgrid.cpp
2004-02-08 11:53:48 +00:00

427 lines
17 KiB
C++

//----------------------------------------------------------------------------------------
// Name: DBGrid.cpp
// Purpose: wxGrid sample
// Author: Mark Johnson
// Modified by: 19990929.mj10777 a reuseable DBGrid
// Created: 19990929
// Copyright: (c)
// Licence: wxWindows license
// RCS-ID: $Id$
//----------------------------------------------------------------------------------------
//-- all #ifdefs that the whole Project needs. -------------------------------------------
//----------------------------------------------------------------------------------------
#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
//----------------------------------------------------------------------------------------
//-- all #includes that every .cpp needs --- 19990807.mj10777 ----------------
//----------------------------------------------------------------------------------------
#include "std.h" // sorgsam Pflegen !
//----------------------------------------------------------------------------------------
BEGIN_EVENT_TABLE(DBGrid, wxGrid)
EVT_MOTION (DBGrid::OnMouseMove)
// DBGrid
// ------------
EVT_GRID_CELL_CHANGE( DBGrid::OnCellChange )
EVT_GRID_CELL_LEFT_CLICK( DBGrid::OnCellLeftClick )
EVT_GRID_CELL_LEFT_DCLICK( DBGrid::OnCellLeftDClick )
EVT_GRID_CELL_RIGHT_CLICK( DBGrid::OnCellRightClick )
EVT_GRID_CELL_RIGHT_DCLICK( DBGrid::OnCellRightDClick )
// EVT_GRID_COL_SIZE( DBGrid::OnColSize )
// EVT_GRID_ROW_SIZE( DBGrid::OnRowSize )
EVT_GRID_EDITOR_SHOWN( DBGrid::OnEditorShown )
EVT_GRID_EDITOR_HIDDEN( DBGrid::OnEditorHidden )
EVT_GRID_LABEL_LEFT_CLICK( DBGrid::OnLabelLeftClick )
EVT_GRID_LABEL_LEFT_DCLICK( DBGrid::OnLabelLeftDClick )
EVT_GRID_LABEL_RIGHT_CLICK( DBGrid::OnLabelRightClick )
EVT_GRID_LABEL_RIGHT_DCLICK( DBGrid::OnLabelRightDClick )
EVT_GRID_RANGE_SELECT( DBGrid::OnRangeSelected )
EVT_GRID_ROW_SIZE( DBGrid::OnRowSize )
EVT_GRID_SELECT_CELL( DBGrid::OnSelectCell )
EVT_MENU(GRID_EDIT,DBGrid::OnModusEdit)
EVT_MENU(GRID_BROWSE,DBGrid::OnModusBrowse)
END_EVENT_TABLE()
//----------------------------------------------------------------------------------------
// wxListCtrl(parent, id, pos, size, style)
// wxGrid(parent,-1,wxPoint( 0, 0 ), wxSize( 400, 300 ) );
//----------------------------------------------------------------------------------------
// DBGrid
//----------------------------------------------------------------------------------------
// DBGrid::DBGrid(wxWindow *parent, const wxWindowID id,const wxPoint& pos,const wxSize& size):
// wxGrid(parent, id, pos, size)
DBGrid::DBGrid(wxWindow *parent, const wxWindowID id,const wxPoint& pos,const wxSize& size, long style):
wxGrid(parent, id, pos, size, style)
{
b_EditModus = FALSE;
//---------------------------------------------------------------------------------------
popupMenu1 = new wxMenu(_T(""));
popupMenu1->Append(GRID_EDIT, _("Edit Modus"));
popupMenu2 = new wxMenu(_T(""));
popupMenu2->Append(GRID_BROWSE, _("Browse Modus"));
}
//----------------------------------------------------------------------------------------
DBGrid::~DBGrid()
{
delete popupMenu1;
delete popupMenu2;
}
//----------------------------------------------------------------------------------------
int DBGrid::OnTableView(wxString Table)
{
wxStopWatch sw;
//---------------------------------------------------------------------------------------
int x,y,z;
wxString Temp0;
wxBeginBusyCursor();
SetDefaultCellFont(* pDoc->ft_Doc);
//---------------------------------------------------------------------------------------
ct_BrowserDB = (db_Br+i_Which)->ct_BrowserDB; // Get the DSN Pointer
//---------------------------------------------------------------------------------------
if (ct_BrowserDB) // Valid pointer (!= NULL) ?
{ // Pointer is Valid, use the wxDatabase Information
for (x=0;x<ct_BrowserDB->numTables;x++) // go through the Tables
{
if (!wxStrcmp((ct_BrowserDB->pTableInf+x)->tableName,Table)) // is this our Table ?
{ // Yes, the Data of this Table shall be put into the Grid
int ValidTable = x; // Save the Tablenumber
(db_Br+i_Which)->OnSelect(Table,FALSE); // Select * from "table"
// Set the local Pointer to the Column Information we are going to use
(db_Br+i_Which)->cl_BrowserDB = (ct_BrowserDB->pTableInf+x)->pColInf;
if ((ct_BrowserDB->pTableInf+x)->pColInf) // Valid pointer (!= NULL) ?
{ // Pointer is Valid, Column Informationen sind Vorhanden
int i = (db_Br+i_Which)->i_Records; // How many Records are there
(db_Br+i_Which)->i_Which = ValidTable; // Still used ???? mj10777
if (i == 0) // If the Table is empty, then show one empty row
i++;
// wxLogMessage(_("\n-I-> DBGrid::OnTableView() : Vor CreateGrid"));
CreateGrid(i,(ct_BrowserDB->pTableInf+x)->numCols); // Records , Columns
for (y=0;y<(ct_BrowserDB->pTableInf+x)->numCols;y++) // Loop through the Fields
{ // The Field / Column name is used here as Row Titel
SetColLabelValue(y,((ct_BrowserDB->pTableInf+x)->pColInf+y)->colName);
SetColSize(y,95);
} // for (y=0;y<(ct_BrowserDB->pTableInf+x)->numCols;y++)
SetColSize(((ct_BrowserDB->pTableInf+x)->numCols-1),120); // Make the last Column Wider
// The Grid has been created, now fill it
for (z=0;z<(db_Br+i_Which)->i_Records;z++) // Loop through the Records
{
Temp0.Printf(_T("%06d"),z+1); SetRowLabelValue(z,Temp0); // Set Row Lable Value
(db_Br+i_Which)->OnGetNext((ct_BrowserDB->pTableInf+ValidTable)->numCols,FALSE);
for (y=0;y<(ct_BrowserDB->pTableInf+ValidTable)->numCols;y++) // Loop through the Fields
{ // BrowserDB::OnGetNext Formats the field Value into tablename
SetCellValue(z, y,((db_Br+i_Which)->cl_BrowserDB+y)->tableName);
}
if (z % 50 == 0)
{
Temp0.Printf(_("-I-> DBGrid::OnTableView(%s) - Record %6d (from %d) has been read."),Table.c_str(),z,(db_Br+i_Which)->i_Records);
pDoc->p_MainFrame->SetStatusText(Temp0, 0);
}
} // for (z=0;z<(db_Br+i_Which)->i_Records;z++)
Temp0.Printf(_("-I-> DBGrid::OnTableView(%s) - %6d Records have been read. - Time needed : %ld ms"),Table.c_str(),z,sw.Time());
wxLogMessage(Temp0);
pDoc->p_MainFrame->SetStatusText(Temp0, 0);
// The Grid has been filled, now leave
goto Weiter;
} // if ((ct_BrowserDB->pTableInf+x)->pColInf)
else
wxLogMessage(_("\n-E-> DBGrid::OnTableView() : Invalid Column Pointer : Failed"));
} // if ((ct_BrowserDB->pTableInf+x)->tableType == "TABLE")
} // for (x=0;x<ct_BrowserDB->numTables;x++)
} // if (ct_BrowserDB)
else
wxLogMessage(_("\n-E-> DBGrid::OnTableView() : Invalid DSN Pointer : Failed"));
//---------------------------------------------------------------------------------------
Weiter:
EnableEditing(b_EditModus); // Deactivate in-place Editing
wxEndBusyCursor();
//---------------------------------------------------------------------------------------
wxLogMessage(_("-I-> DBGrid::OnTableView() - End"));
return 0;
}
//----------------------------------------------------------------------------------------
void DBGrid::OnModusEdit(wxCommandEvent& WXUNUSED(event))
{
b_EditModus = TRUE; // Needed by PopupMenu
EnableEditing(b_EditModus); // Activate in-place Editing
UpdateDimensions(); // Redraw the Grid
// wxLogMessage(_("-I-> DBGrid::OnModusEdit() - End"));
}
//----------------------------------------------------------------------------------------
void DBGrid::OnModusBrowse(wxCommandEvent& WXUNUSED(event))
{
b_EditModus = FALSE; // Needed by PopupMenu
EnableEditing(b_EditModus); // Deactivate in-place Editing
UpdateDimensions(); // Redraw the Grid
// wxLogMessage(_("-I-> DBGrid::OnModusBrowse() - End"));
}
//----------------------------------------------------------------------------------------
void DBGrid::OnEditorShown( wxGridEvent& ev )
{
// wxLogMessage(_("-I-> DBGrid::OnEditorShown() - End"));
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnEditorHidden( wxGridEvent& ev )
{
// wxLogMessage(_("-I-> DBGrid::OnEditorHidden() - End"));
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnSelectCell( wxGridEvent& ev )
{
logBuf = _T("");
logBuf << _T("Selected cell at row ") << ev.GetRow()
<< _T(" col ") << ev.GetCol();
wxLogMessage( _T("%s"), logBuf.c_str() );
// you must call Skip() if you want the default processing
// to occur in wxGrid
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnMouseMove(wxMouseEvent &event)
{
MousePos = event.GetPosition();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnLabelLeftClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnLabelLeftClick : ");
if ( ev.GetRow() != -1 )
{
logBuf << _T("row label ") << ev.GetRow();
}
else if ( ev.GetCol() != -1 )
{
logBuf << _T("col label ") << ev.GetCol();
}
else
{
logBuf << _T("corner label");
}
if ( ev.ShiftDown() )
logBuf << _T(" (shift down)");
// wxLogMessage( "%s", logBuf.c_str() );
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnLabelRightClick( wxGridEvent& ev )
{
//-------------------------------------------------------
if (b_EditModus)
PopupMenu(popupMenu2,MousePos.x,MousePos.y);
else
PopupMenu(popupMenu1,MousePos.x,MousePos.y);
//-------------------
logBuf = _T("DBGrid::OnLabelRightClick : ");
if ( ev.GetRow() != -1 )
{
logBuf << _T("row label ") << ev.GetRow();
}
else if ( ev.GetCol() != -1 )
{
logBuf << _T("col label ") << ev.GetCol();
}
else
{
logBuf << _T("corner label");
}
if ( ev.ShiftDown() )
logBuf << _T(" (shift down)");
// wxLogMessage( "%s", logBuf.c_str() );
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnLabelLeftDClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnLabelLeftDClick : ");
if ( ev.GetRow() != -1 )
{
logBuf << _T("row label ") << ev.GetRow();
}
else if ( ev.GetCol() != -1 )
{
logBuf << _T("col label ") << ev.GetCol();
}
else
{
logBuf << _T("corner label");
}
if ( ev.ShiftDown() )
logBuf << _T(" (shift down)");
// wxLogMessage( _T("%s"), logBuf.c_str() );
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnLabelRightDClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnLabelRightDClick : ");
if ( ev.GetRow() != -1 )
{
logBuf << _T("row label ") << ev.GetRow();
}
else if ( ev.GetCol() != -1 )
{
logBuf << _T("col label ") << ev.GetCol();
}
else
{
logBuf << _T("corner label");
}
if ( ev.ShiftDown() )
logBuf << _T(" (shift down)");
// wxLogMessage( "%s", logBuf.c_str() );
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnCellLeftClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnCellLeftClick : ");
logBuf << _T("Cell at row ") << ev.GetRow()
<< _T(" col ") << ev.GetCol();
// wxLogMessage( "%s", logBuf.c_str() );
// wxMessageBox(logBuf);
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
// you must call event skip if you want default grid processing
// (cell highlighting etc.)
//
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnCellRightClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnCellRightClick : ");
logBuf << _T("Cell at row ") << ev.GetRow()
<< _T(" col ") << ev.GetCol();
// wxLogMessage( "%s", logBuf.c_str() );
// wxMessageBox(logBuf);
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
// you must call event skip if you want default grid processing
// (cell highlighting etc.)
//
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnCellLeftDClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnCellLeftDClick : ");
logBuf << _T("Cell at row ") << ev.GetRow()
<< _T(" col ") << ev.GetCol();
// wxLogMessage( "%s", logBuf.c_str() );
// wxMessageBox(logBuf);
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
// you must call event skip if you want default grid processing
// (cell highlighting etc.)
//
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnCellRightDClick( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnCellRightDClick : ");
logBuf << _T("Cell at row ") << ev.GetRow()
<< _T(" col ") << ev.GetCol();
// wxLogMessage( "%s", logBuf.c_str() );
// wxMessageBox(logBuf);
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
// you must call event skip if you want default grid processing
// (cell highlighting etc.)
//
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnCellChange( wxGridEvent& ev )
{
logBuf = _T("DBGrid::OnCellChange : ");
logBuf << _T("Cell at row ") << ev.GetRow()
<< _T(" col ") << ev.GetCol();
// wxLogMessage( "%s", logBuf.c_str() );
// wxMessageBox(logBuf);
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
// you must call event skip if you want default grid processing
// (cell highlighting etc.)
//
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnRowSize( wxGridSizeEvent& ev )
{
logBuf = _T("DBGrid::OnRowSize : ");
logBuf << _T("Resized row ") << ev.GetRowOrCol();
// wxLogMessage( "%s", logBuf.c_str() );
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnColSize( wxGridSizeEvent& ev )
{
logBuf = _T("DBGrid::OnColSize : ");
logBuf << _T("Resized col ") << ev.GetRowOrCol();
// wxLogMessage( "%s", logBuf.c_str() );
logBuf += _T("\n");
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------
void DBGrid::OnRangeSelected( wxGridRangeSelectEvent& ev )
{
logBuf = _T("DBGrid::OnRangeSelected : ");
logBuf << _T("Selected cells from row ") << ev.GetTopRow()
<< _T(" col ") << ev.GetLeftCol()
<< _T(" to row ") << ev.GetBottomRow()
<< _T(" col ") << ev.GetRightCol();
logBuf += _T("\n");
// wxLogMessage( "%s", logBuf.c_str() );
wxLogMessage(logBuf.c_str());
ev.Skip();
}
//----------------------------------------------------------------------------------------