2.2.6.17.1 GridControl::AddCol


Description

Add columns

Syntax

void AddCol( int iCol = 1 )

Parameters

iCol
[input] the number of columns

Return

Examples

The examples in this section will use an existing grid dialog resource DLL that gets installed with Origin C's Developer Kit. The DLL can be found in this zip file, under \Dialog Builder\GridDLG sub-folder.

#include <..\Originlab\DialogEx.h>
#include "GridDLGRes.h"// resource DLL header

class GridCtrlDLG : public ResizeDialog
{
public:
	GridCtrlDLG() : ResizeDialog(IDD_GRID_DLG, "GridDLG")
	{
	}

	int DoModal(HWND hParent = NULL)
	{
		InitMsgMap();
		int nRet = ResizeDialog::DoModal(hParent);
		return nRet;
	}

protected:
///----------------- Message Map ----------------
	EVENTS_BEGIN
		ON_INIT(OnInitDialog)
		ON_SIZE(OnDlgResize)
		ON_GETMINMAXINFO(OnMinMaxInfo)
		ON_CONTEXTMENU(OnShowMenu)
	EVENTS_END
///----------------------------------------------
	
	BOOL OnInitDialog()
	{
		ResizeDialog::OnInitDialog(0, "Grid Dialog");
		
		//initialize grid control
		m_GridCtrl.Init(IDC_GRID, *this);
		m_GridCtrl.SetupRowsCols( 1,1, 5, 2 );
		
		vector<string> vsItems = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
		m_GridCtrl.CheckExpandRows( vsItems.GetSize()- 1 );
		m_GridCtrl.SetCells(vsItems, 0);
		m_GridCtrl.SetCells(vsItems, 1);
		
		//move grid control to top left
		RECT rrList;	
		rrList.top = rrList.left = GetControlGap();
		m_GridCtrl.MoveWindow(rrList);
		
		SetInitReady();
		return TRUE;
	}	

	BOOL OnDlgResize(int nType, int cx, int cy)
	{
		if(!IsInitReady())
			return TRUE;		
		
		uint nButtonIDs[] = {IDOK, 0};
		ArrangeMainItemAndControls(nButtonIDs, IDC_GRID, NULL, false);
		return TRUE;
		
	}
	
	BOOL OnShowMenu(UINT nResIDCtrl, int nx, int ny)
	{
		if(IDC_GRID == nResIDCtrl)
		{
			int nRow, nCol;
			m_GridCtrl.GetMouseCell(nRow, nCol);
			
			UINT nFlags = m_GridCtrl.IsInGrid(nRow, nCol) && (nCol-m_GridCtrl.GetColOffset()>=0) && m_GridCtrl.HasRows();
			
			Menu menuRows;
			menuRows.Add("Add Col", 1, MF_STRING);
			menuRows.Add("Insert Col", 2, nFlags ? MF_ENABLED : MF_DISABLED | MF_GRAYED);
			menuRows.Add("Delete Col", 3, nFlags ? MF_ENABLED : MF_DISABLED | MF_GRAYED);
			menuRows.Add("RePos Col", 4, nFlags ? MF_ENABLED : MF_DISABLED | MF_GRAYED);
			
			int nCmd = 0;
			menuRows.TrackPopupMenu(0, nx, ny, GetSafeHwnd(), &nCmd);
			switch(nCmd)
			{
			case 1:
				int dVal = InputBox(0, "Please determine how many columns to add");
				if(dVal>0)
					m_GridCtrl.AddCol(dVal);
				break;
				
			case 2:
				m_GridCtrl.InsertCol(nCol);
				break;
				
			case 3:
				m_GridCtrl.DeleteCol(nCol);
				break;
			case 4:
				int nPos = InputBox(0, "Please determine the target columns to relocate it");
				if(nPos>0)
				m_GridCtrl.SetColPosition(nCol,nPos+m_GridCtrl.GetColOffset());
				break;					
			}
		}
		return TRUE;
	}
	
private:
	GridControl         m_GridCtrl;
};

bool OpenGridDLG()    
{
	GridCtrlDLG myDlg;
	myDlg.DoModal( GetWindow() );
	return true;
}

Remark

See Also

GridControl::DeleteCol
GridControl::InsertCol
GridControl::SetColPosition

Header to Included

GridControl.h