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131 lines
4.2 KiB
C++

/*******************************************************************************
Author : Aravindan Premkumar
Unregistered Copyright 2003 : Aravindan Premkumar
All Rights Reserved
This piece of code does not have any registered copyright and is free to be
used as necessary. The user is free to modify as per the requirements. As a
fellow developer, all that I expect and request for is to be given the
credit for intially developing this reusable code by not removing my name as
the author.
*******************************************************************************/
#if !defined(AFX_COMBOLISTCTRL_H__9089600F_374F_4BFC_9482_DEAC0E7133E8__INCLUDED_)
#define AFX_COMBOLISTCTRL_H__9089600F_374F_4BFC_9482_DEAC0E7133E8__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include <afxtempl.h>
class CInPlaceCombo;
class CInPlaceEdit;
// User define message
// This message is posted to the parent
// The message can be handled to make the necessary validations, if any
#define WM_VALIDATE WM_USER + 0x7FFD
// User define message
// This message is posted to the parent
// The message should be handled to spcify the items to the added to the combo
#define WM_SET_ITEMS WM_USER + 0x7FFC
class CComboListCtrl : public CListCtrl
{
public:
// Implementation
// Constructor
CComboListCtrl();
// Destructor
virtual ~CComboListCtrl();
// Sets/Resets the column which support the in place combo box
void SetComboColumns(int iColumnIndex, bool bSet = true);
// Sets/Resets the column which support the in place edit control
void SetReadOnlyColumns(int iColumnIndex, bool bSet = true);
// Sets the valid characters for the edit ctrl
void SetValidEditCtrlCharacters(CString& rstrValidCharacters);
// Sets the vertical scroll
void EnableVScroll(bool bEnable = true);
// Sets the horizontal scroll
void EnableHScroll(bool bEnable = true);
// Overrides
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CComboListCtrl)
//}}AFX_VIRTUAL
protected:
// Methods
// Generated message map functions
//{{AFX_MSG(CComboListCtrl)
afx_msg void OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar);
afx_msg void OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar);
afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
afx_msg void OnEndLabelEdit(NMHDR* pNMHDR, LRESULT* pResult);
afx_msg void OnBeginLabelEdit(NMHDR* pNMHDR, LRESULT* pResult);
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
private:
// Implementation
// Returns the row & column index of the column on which mouse click event has occured
bool HitTestEx(CPoint& rHitPoint, int* pRowIndex, int* pColumnIndex) const;
// Creates and displays the in place combo box
CInPlaceCombo* ShowInPlaceList(int iRowIndex, int iColumnIndex, CStringList& rComboItemsList,
CString strCurSelecetion = "", int iSel = -1);
// Creates and displays the in place edit control
CInPlaceEdit* ShowInPlaceEdit(int iRowIndex, int iColumnIndex, CString& rstrCurSelection);
// Calculates the cell rect
void CalculateCellRect(int iColumnIndex, int iRowIndex, CRect& robCellRect);
// Checks whether column supports in place combo box
bool IsCombo(int iColumnIndex);
// Checks whether column is read only
bool IsReadOnly(int iColumnIndex);
// Scrolls the list ctrl to bring the in place ctrl to the view
void ScrollToView(int iColumnIndex, /*int iOffSet, */CRect& obCellRect);
// Attributes
// List of columns that support the in place combo box
CList<int, int> m_ComboSupportColumnsList;
// List of columns that are read only
CList<int, int> m_ReadOnlyColumnsList;
// Valid characters
CString m_strValidEditCtrlChars;
// The window style of the in place edit ctrl
DWORD m_dwEditCtrlStyle;
// The window style of the in place combo ctrl
DWORD m_dwDropDownCtrlStyle;
};
/////////////////////////////////////////////////////////////////////////////
//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.
#endif // !defined(AFX_COMBOLISTCTRL_H__9089600F_374F_4BFC_9482_DEAC0E7133E8__INCLUDED_)