atlcontrols.h

The source code of Travelling Salesman Problem. Implement in Visual C++.

// ATLControls.h : Helper classes for common controls
//
//  These classes are only intended as a sample and
//  are NOT supported by Microsoft
//
// This is a part of the Active Template Library.
// Copyright (C) 1996-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Active Template Library Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Active Template Library product.

#ifndef __ATLCONTROLS_H__
#define __ATLCONTROLS_H__

#ifndef __cplusplus
	#error ATL requires C++ compilation (use a .cpp suffix)
#endif

#ifndef __ATLWIN_H__
	#error atlcontrols.h requires atlwin.h to be included first
#endif

#include <commctrl.h>

namespace ATLControls
{

/////////////////////////////////////////////////////////////////////////////
// Forward declarations

template <class Base> class CStaticT;
template <class Base> class CButtonT;
template <class Base> class CListBoxT;
template <class Base> class CComboBoxT;
template <class Base> class CEditT;
template <class Base> class CScrollBarT;
class CImageList;
template <class Base> class CListViewCtrlT;
template <class Base> class CTreeViewCtrlT;
class CTreeItem;
template <class Base> class CTreeViewCtrlExT;
template <class Base> class CHeaderCtrlT;
template <class Base> class CToolBarCtrlT;
template <class Base> class CStatusBarCtrlT;
template <class Base> class CTabCtrlT;
class CToolInfo;
template <class Base> class CToolTipCtrlT;
template <class Base> class CTrackBarCtrlT;
template <class Base> class CUpDownCtrlT;
template <class Base> class CProgressBarCtrlT;
template <class Base> class CHotKeyCtrlT;
template <class Base> class CAnimateCtrlT;
template <class Base> class CRichEditCtrlT;
template <class Base> class CDragListBoxT;
template <class T> class CDragListNotifyImpl;
template <class Base> class CReBarCtrlT;
template <class Base> class CComboBoxExT;
template <class Base> class CDateTimePickerCtrlT;
template <class Base> class CMonthCalendarCtrlT;
#if (_WIN32_IE >= 0x0400)
template <class Base> class CFlatScrollBarT;
template <class Base> class CIPAddressCtrlT;
template <class Base> class CPagerCtrlT;
#endif //(_WIN32_IE >= 0x0400)
template <class T> class CCustomDraw;

// --- Standard Windows controls ---

/////////////////////////////////////////////////////////////////////////////
// CStatic - client side for a Windows STATIC control

template <class Base>
class CStaticT : public Base
{
public:
// Constructors
	CStaticT(HWND hWnd = NULL) : Base(hWnd) { }

	CStaticT< Base >& operator=(HWND hWnd)
	{
		m_hWnd = hWnd;
		return *this;
	}

	HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
			DWORD dwStyle = 0, DWORD dwExStyle = 0,
			UINT nID = 0, LPVOID lpCreateParam = NULL)
	{
		return CWindow::Create(GetWndClassName(), hWndParent, rcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
	}
	HWND Create(HWND hWndParent, LPRECT lpRect = NULL, LPCTSTR szWindowName = NULL,
			DWORD dwStyle = 0, DWORD dwExStyle = 0,
			HMENU hMenu = NULL, LPVOID lpCreateParam = NULL)
	{
		return CWindow::Create(GetWndClassName(), hWndParent, lpRect, szWindowName, dwStyle, dwExStyle, hMenu, lpCreateParam);
	}

// Attributes
	static LPCTSTR GetWndClassName()
	{
		return _T("STATIC");
	}

	HICON SetIcon(HICON hIcon)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HICON)::SendMessage(m_hWnd, STM_SETICON, (WPARAM)hIcon, 0L);
	}
	HICON GetIcon() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HICON)::SendMessage(m_hWnd, STM_GETICON, 0, 0L);
	}

	HENHMETAFILE SetEnhMetaFile(HENHMETAFILE hMetaFile)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HENHMETAFILE)::SendMessage(m_hWnd, STM_SETIMAGE, IMAGE_ENHMETAFILE, (LPARAM)hMetaFile);
	}
	HENHMETAFILE GetEnhMetaFile() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HENHMETAFILE)::SendMessage(m_hWnd, STM_GETIMAGE, IMAGE_ENHMETAFILE, 0L);
	}
	HBITMAP SetBitmap(HBITMAP hBitmap)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HBITMAP)::SendMessage(m_hWnd, STM_SETIMAGE, IMAGE_BITMAP, (LPARAM)hBitmap);
	}
	HBITMAP GetBitmap() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HBITMAP)::SendMessage(m_hWnd, STM_GETIMAGE, IMAGE_BITMAP, 0L);
	}
	HCURSOR SetCursor(HCURSOR hCursor)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HCURSOR)::SendMessage(m_hWnd, STM_SETIMAGE, IMAGE_CURSOR, (LPARAM)hCursor);
	}
	HCURSOR GetCursor()
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HCURSOR)::SendMessage(m_hWnd, STM_GETIMAGE, IMAGE_CURSOR, 0L);
	}
};

typedef CStaticT<CWindow>   CStatic;

/////////////////////////////////////////////////////////////////////////////
// CButton - client side for a Windows BUTTON control

template <class Base>
class CButtonT : public Base
{
public:
// Constructors
	CButtonT(HWND hWnd = NULL) : Base(hWnd) { }

	CButtonT< Base >& operator=(HWND hWnd)
	{
		m_hWnd = hWnd;
		return *this;
	}

	HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
			DWORD dwStyle = 0, DWORD dwExStyle = 0,
			UINT nID = 0, LPVOID lpCreateParam = NULL)
	{
		return CWindow::Create(GetWndClassName(), hWndParent, rcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
	}
	HWND Create(HWND hWndParent, LPRECT lpRect = NULL, LPCTSTR szWindowName = NULL,
			DWORD dwStyle = 0, DWORD dwExStyle = 0,
			HMENU hMenu = NULL, LPVOID lpCreateParam = NULL)
	{
		return CWindow::Create(GetWndClassName(), hWndParent, lpRect, szWindowName, dwStyle, dwExStyle, hMenu, lpCreateParam);
	}

// Attributes
	static LPCTSTR GetWndClassName()
	{
		return _T("BUTTON");
	}

	UINT GetState() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (UINT)::SendMessage(m_hWnd, BM_GETSTATE, 0, 0L);
	}
	void SetState(BOOL bHighlight)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		::SendMessage(m_hWnd, BM_SETSTATE, bHighlight, 0L);
	}
	int GetCheck() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, BM_GETCHECK, 0, 0L);
	}
	void SetCheck(int nCheck)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		::SendMessage(m_hWnd, BM_SETCHECK, nCheck, 0L);
	}
	UINT GetButtonStyle() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (UINT)::GetWindowLong(m_hWnd, GWL_STYLE) & 0xff;
	}
	void SetButtonStyle(UINT nStyle, BOOL bRedraw = TRUE)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		::SendMessage(m_hWnd, BM_SETSTYLE, nStyle, (LPARAM)bRedraw);
	}

	HICON SetIcon(HICON hIcon)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HICON)::SendMessage(m_hWnd, BM_SETIMAGE, IMAGE_ICON, (LPARAM)hIcon);
	}
	HICON GetIcon() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HICON)::SendMessage(m_hWnd, BM_GETIMAGE, IMAGE_ICON, 0L);
	}
	HBITMAP SetBitmap(HBITMAP hBitmap)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HBITMAP)::SendMessage(m_hWnd, BM_SETIMAGE, IMAGE_BITMAP, (LPARAM)hBitmap);
	}
	HBITMAP GetBitmap() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HBITMAP)::SendMessage(m_hWnd, BM_GETIMAGE, IMAGE_BITMAP, 0L);
	}
	HCURSOR SetCursor(HCURSOR hCursor)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HCURSOR)::SendMessage(m_hWnd, BM_SETIMAGE, IMAGE_CURSOR, (LPARAM)hCursor);
	}
	HCURSOR GetCursor()
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (HCURSOR)::SendMessage(m_hWnd, BM_GETIMAGE, IMAGE_CURSOR, 0L);
	}
};

typedef CButtonT<CWindow>   CButton;

/////////////////////////////////////////////////////////////////////////////
// CListBox - client side for a Windows LISTBOX control

template <class Base>
class CListBoxT : public Base
{
public:
// Constructors
	CListBoxT(HWND hWnd = NULL) : Base(hWnd) { }

	CListBoxT< Base >& operator=(HWND hWnd)
	{
		m_hWnd = hWnd;
		return *this;
	}

	HWND Create(HWND hWndParent, RECT& rcPos, LPCTSTR szWindowName = NULL,
			DWORD dwStyle = 0, DWORD dwExStyle = 0,
			UINT nID = 0, LPVOID lpCreateParam = NULL)
	{
		return CWindow::Create(GetWndClassName(), hWndParent, rcPos, szWindowName, dwStyle, dwExStyle, nID, lpCreateParam);
	}
	HWND Create(HWND hWndParent, LPRECT lpRect = NULL, LPCTSTR szWindowName = NULL,
			DWORD dwStyle = 0, DWORD dwExStyle = 0,
			HMENU hMenu = NULL, LPVOID lpCreateParam = NULL)
	{
		return CWindow::Create(GetWndClassName(), hWndParent, lpRect, szWindowName, dwStyle, dwExStyle, hMenu, lpCreateParam);
	}

// Attributes
	static LPCTSTR GetWndClassName()
	{
		return _T("LISTBOX");
	}

	// for entire listbox
	int GetCount() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETCOUNT, 0, 0L);
	}
	int GetHorizontalExtent() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETHORIZONTALEXTENT, 0, 0L);
	}
	void SetHorizontalExtent(int cxExtent)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		::SendMessage(m_hWnd, LB_SETHORIZONTALEXTENT, cxExtent, 0L);
	}
	int GetTopIndex() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETTOPINDEX, 0, 0L);
	}
	int SetTopIndex(int nIndex)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_SETTOPINDEX, nIndex, 0L);
	}
	LCID GetLocale() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (LCID)::SendMessage(m_hWnd, LB_GETLOCALE, 0, 0L);
	}
	LCID SetLocale(LCID nNewLocale)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (LCID)::SendMessage(m_hWnd, LB_SETLOCALE, (WPARAM)nNewLocale, 0L);
	}
	int InitStorage(int nItems, UINT nBytes)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_INITSTORAGE, (WPARAM)nItems, nBytes);
	}
	UINT ItemFromPoint(POINT pt, BOOL& bOutside) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		DWORD dw = (DWORD)::SendMessage(m_hWnd, LB_ITEMFROMPOINT, 0, MAKELPARAM(pt.x, pt.y));
		bOutside = !!HIWORD(dw);
		return LOWORD(dw);
	}

	// for single-selection listboxes
	int GetCurSel() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(!(GetStyle() & LBS_MULTIPLESEL));
		return (int)::SendMessage(m_hWnd, LB_GETCURSEL, 0, 0L);
	}
	int SetCurSel(int nSelect)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(!(GetStyle() & LBS_MULTIPLESEL));
		return (int)::SendMessage(m_hWnd, LB_SETCURSEL, nSelect, 0L);
	}

	// for multiple-selection listboxes
	int GetSel(int nIndex) const           // also works for single-selection
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETSEL, nIndex, 0L);
	}
	int SetSel(int nIndex, BOOL bSelect = TRUE)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(GetStyle() & LBS_MULTIPLESEL);
		return (int)::SendMessage(m_hWnd, LB_SETSEL, bSelect, nIndex);
	}
	int GetSelCount() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(GetStyle() & LBS_MULTIPLESEL);
		return (int)::SendMessage(m_hWnd, LB_GETSELCOUNT, 0, 0L);
	}
	int GetSelItems(int nMaxItems, LPINT rgIndex) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(GetStyle() & LBS_MULTIPLESEL);
		return (int)::SendMessage(m_hWnd, LB_GETSELITEMS, nMaxItems, (LPARAM)rgIndex);
	}
	void SetAnchorIndex(int nIndex)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(GetStyle() & LBS_MULTIPLESEL);
		::SendMessage(m_hWnd, LB_SETANCHORINDEX, nIndex, 0L);
	}
	int GetAnchorIndex() const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(GetStyle() & LBS_MULTIPLESEL);
		return (int)::SendMessage(m_hWnd, LB_GETANCHORINDEX, 0, 0L);
	}

	// for listbox items
	DWORD GetItemData(int nIndex) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return ::SendMessage(m_hWnd, LB_GETITEMDATA, nIndex, 0L);
	}
	int SetItemData(int nIndex, DWORD dwItemData)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_SETITEMDATA, nIndex, (LPARAM)dwItemData);
	}
	void* GetItemDataPtr(int nIndex) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (LPVOID)::SendMessage(m_hWnd, LB_GETITEMDATA, nIndex, 0L);
	}
	int SetItemDataPtr(int nIndex, void* pData)
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return SetItemData(nIndex, (DWORD)(LPVOID)pData);
	}
	int GetItemRect(int nIndex, LPRECT lpRect) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETITEMRECT, nIndex, (LPARAM)lpRect);
	}
	int GetText(int nIndex, LPTSTR lpszBuffer) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETTEXT, nIndex, (LPARAM)lpszBuffer);
	}
#ifndef _ATL_NO_COM
	BOOL GetTextBSTR(int nIndex, BSTR& bstrText) const
	{
		USES_CONVERSION;
		ATLASSERT(::IsWindow(m_hWnd));
		ATLASSERT(bstrText == NULL);

		int nLen = GetTextLen(nIndex);
		if(nLen == LB_ERR)
			return FALSE;

		LPTSTR lpszText = (LPTSTR)_alloca((nLen + 1) * sizeof(TCHAR));

		if(GetText(nIndex, lpszText) == LB_ERR)
			return FALSE;

		bstrText = ::SysAllocString(T2OLE(lpszText));
		return (bstrText != NULL) ? TRUE : FALSE;
	}
#endif //!_ATL_NO_COM
	int GetTextLen(int nIndex) const
	{
		ATLASSERT(::IsWindow(m_hWnd));
		return (int)::SendMessage(m_hWnd, LB_GETTEXTLEN, nIndex, 0L);
	}

	// Settable only attributes
	void SetColumnWidth(int cxWidth)
	{