commitmonitor Code

// CommitMonitor - simple checker for new commits in svn repositories

// Copyright (C) 2007 - Stefan Kueng

// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#include "stdafx.h"
#include "ListCtrl.h"

/*
* typedefs
*/
class CGlobalAtom
{
public:
	CGlobalAtom(void)
	{ atom = GlobalAddAtom(TEXT("_ListControl_Object_Pointer_")
	TEXT("\\{8C1D10DA-FC2E-47bf-8281-DC0EF685B568}")); }
	~CGlobalAtom(void)
	{ DeleteAtom(atom); }

	ATOM atom;
};

/*
* Local variables
*/
static CGlobalAtom ga;

#define PROP_OBJECT_PTR			MAKEINTATOM(ga.atom)
#define PROP_ORIGINAL_PROC		MAKEINTATOM(ga.atom)

bool CListCtrl::SubClassListCtrl(HWND hWnd)
{
	m_hwnd = hWnd;
	m_pfnOrigCtlProc = (WNDPROC) GetWindowLongPtr(hWnd, GWLP_WNDPROC);
	SetProp(hWnd, PROP_OBJECT_PTR, (HANDLE)this);
	return (SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LONG) (WNDPROC) stWinMsgHandler) != 0);
}

void CListCtrl::SetInfoText(LPCTSTR sText)
{
	if (sText)
	{
		m_sInfoText = sText;
	}
	else
		m_sInfoText = _T("");
}


LRESULT CALLBACK CListCtrl::stWinMsgHandler(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	CListCtrl *pListCtrl = (CListCtrl *)GetProp(hwnd, PROP_OBJECT_PTR);

	switch (uMsg)
	{
	case WM_PAINT:
		{
			// first call the default draw
			CallWindowProc(pListCtrl->m_pfnOrigCtlProc, hwnd, uMsg, wParam, lParam);
			if (!pListCtrl->m_sInfoText.empty())
			{
				COLORREF clrText = ::GetSysColor(COLOR_WINDOWTEXT);
				COLORREF clrTextBk;
				if (IsWindowEnabled(*pListCtrl))
					clrTextBk = ::GetSysColor(COLOR_WINDOW);
				else
					clrTextBk = ::GetSysColor(COLOR_3DFACE);

				RECT rc;
				GetClientRect(*pListCtrl, &rc);
				HWND hWndHeader = ListView_GetHeader(*pListCtrl);
				if (hWndHeader != NULL)
				{
					RECT rcH;
					Header_GetItemRect(hWndHeader, 0, &rcH);
					rc.top += rcH.bottom;
				}
				HDC hDC = GetDC(*pListCtrl);
				{
					SetTextColor(hDC, clrText);
					SetBkColor(hDC, clrTextBk);
					::ExtTextOut(hDC, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL);
					rc.top += 10;
					HGDIOBJ holdfont = SelectObject(hDC, GetStockObject(DEFAULT_GUI_FONT));
					DrawTextEx(hDC, (LPWSTR)pListCtrl->m_sInfoText.c_str(), pListCtrl->m_sInfoText.size(), &rc, DT_CENTER | DT_VCENTER |
						DT_WORDBREAK | DT_NOPREFIX | DT_NOCLIP, NULL);
					SelectObject(hDC, holdfont);
				}
				ReleaseDC(*pListCtrl, hDC);
			}
			return 0;
		}
		break;
	case WM_LBUTTONDBLCLK:
		{
			if (!pListCtrl->m_sInfoText.empty())
			{
				pListCtrl->m_sInfoText.clear();
				::InvalidateRect(*pListCtrl, NULL, FALSE);
				return 0;
			}
		}
		break;
	default:
		break;
	}

	return CallWindowProc(pListCtrl->m_pfnOrigCtlProc, hwnd, uMsg,
		wParam, lParam);
}