//
//You should have received a copy of the GNU General Public License
//along with this program; if not, write to the Free Software
//Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#include "stdafx.h"
#include "MFC_MUTE_GUI.h"
#include "ClosableTabCtrl.h"
//#include "OtherFunctions.h"
#include "MenuCmds.h"
#include "UserMsgs.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
// _WIN32_WINNT >= 0x0501 (XP only)
#define _WM_THEMECHANGED 0x031A
#define _ON_WM_THEMECHANGED() \
{ _WM_THEMECHANGED, 0, 0, 0, AfxSig_l, \
(AFX_PMSG)(AFX_PMSGW) \
(static_cast< LRESULT (AFX_MSG_CALL CWnd::*)(void) > (_OnThemeChanged)) \
},
// CClosableTabCtrl
// by enkeyDEV(Ottavio84)
IMPLEMENT_DYNAMIC(CClosableTabCtrl, CTabCtrl)
BEGIN_MESSAGE_MAP(CClosableTabCtrl, CTabCtrl)
ON_WM_LBUTTONUP()
ON_WM_LBUTTONDBLCLK()
ON_WM_MBUTTONUP()
ON_WM_CREATE()
ON_WM_SYSCOLORCHANGE()
ON_WM_CONTEXTMENU()
_ON_WM_THEMECHANGED()
END_MESSAGE_MAP()
CClosableTabCtrl::CClosableTabCtrl()
{
m_bCloseable = true;
memset(&m_iiCloseButton, 0, sizeof m_iiCloseButton);
m_ptCtxMenu.SetPoint(-1, -1);
}
CClosableTabCtrl::~CClosableTabCtrl()
{
}
void CClosableTabCtrl::GetCloseButtonRect(const CRect& rcItem, CRect& rcCloseButton)
{
rcCloseButton.top = rcItem.top + 2;
rcCloseButton.bottom = rcCloseButton.top + (m_iiCloseButton.rcImage.bottom - m_iiCloseButton.rcImage.top);
rcCloseButton.right = rcItem.right - 2;
rcCloseButton.left = rcCloseButton.right - (m_iiCloseButton.rcImage.right - m_iiCloseButton.rcImage.left);
}
void CClosableTabCtrl::OnMButtonUp(UINT nFlags, CPoint point)
{
if (m_bCloseable)
{
int iTabs = GetItemCount();
for (int i = 0; i < iTabs; i++)
{
CRect rcItem;
GetItemRect(i, rcItem);
if (rcItem.PtInRect(point))
{
GetParent()->SendMessage(UM_CLOSETAB, (WPARAM)i);
return;
}
}
}
CTabCtrl::OnMButtonUp(nFlags, point);
}
void CClosableTabCtrl::OnLButtonUp(UINT nFlags, CPoint point)
{
if (m_bCloseable)
{
int iTabs = GetItemCount();
for (int i = 0; i < iTabs; i++)
{
CRect rcItem;
GetItemRect(i, rcItem);
CRect rcCloseButton;
GetCloseButtonRect(rcItem, rcCloseButton);
rcCloseButton.top -= 2;
rcCloseButton.left -= 4;
rcCloseButton.right += 2;
rcCloseButton.bottom += 4;
if (rcCloseButton.PtInRect(point))
{
GetParent()->SendMessage(UM_CLOSETAB, (WPARAM)i);
return;
}
}
}
CTabCtrl::OnLButtonUp(nFlags, point);
}
void CClosableTabCtrl::OnLButtonDblClk(UINT nFlags, CPoint point)
{
int iTabs = GetItemCount();
for (int i = 0; i < iTabs; i++)
{
CRect rcItem;
GetItemRect(i, rcItem);
if (rcItem.PtInRect(point))
{
GetParent()->SendMessage(UM_DBLCLICKTAB, (WPARAM)i);
return;
}
}
CTabCtrl::OnLButtonDblClk(nFlags, point);
}
void CClosableTabCtrl::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
CRect rect = lpDrawItemStruct->rcItem;
int nTabIndex = lpDrawItemStruct->itemID;
if (nTabIndex < 0)
return;
BOOL bSelected = (nTabIndex == GetCurSel());
TCHAR szLabel[256];
TC_ITEM tci;
tci.mask = TCIF_TEXT | TCIF_IMAGE | TCIF_STATE;
tci.pszText = szLabel;
tci.cchTextMax = ARRSIZE(szLabel);
tci.dwStateMask = TCIS_HIGHLIGHTED;
if (!GetItem(nTabIndex, &tci))
return;
CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
if (!pDC)
return;
int iOldBkMode = pDC->SetBkMode(TRANSPARENT);
// Draw image on left side
CImageList* piml = GetImageList();
if (tci.iImage >= 0 && piml && piml->m_hImageList)
{
IMAGEINFO ii;
piml->GetImageInfo(0, &ii);
rect.left += bSelected ? 8 : 4;
piml->Draw(pDC, tci.iImage, CPoint(rect.left, rect.top + 2), ILD_TRANSPARENT);
rect.left += (ii.rcImage.right - ii.rcImage.left);
if (!bSelected)
rect.left += 4;
}
bool bCloseable = m_bCloseable;
if (bCloseable && GetParent()->SendMessage(UM_QUERYTAB, nTabIndex))
bCloseable = false;
// Draw 'Close button' at right side
if (bCloseable && m_ImgLstCloseButton.m_hImageList)
{
CRect rcCloseButton;
GetCloseButtonRect(rect, rcCloseButton);
m_ImgLstCloseButton.Draw(pDC, 0, rcCloseButton.TopLeft(), ILD_TRANSPARENT);
rect.right = rcCloseButton.left - 2;
}
COLORREF crOldColor = RGB(0, 0, 0);
if (tci.dwState & TCIS_HIGHLIGHTED)
crOldColor = pDC->SetTextColor(RGB(192, 0, 0));
rect.top += 4;
pDC->DrawText(szLabel, rect, DT_SINGLELINE | DT_TOP | DT_CENTER | DT_NOPREFIX);
if (tci.dwState & TCIS_HIGHLIGHTED)
pDC->SetTextColor(crOldColor);
pDC->SetBkMode(iOldBkMode);
}
void CClosableTabCtrl::PreSubclassWindow()
{
CTabCtrl::PreSubclassWindow();
InternalInit();
}
int CClosableTabCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CTabCtrl::OnCreate(lpCreateStruct) == -1)
return -1;
InternalInit();
return 0;
}
void CClosableTabCtrl::InternalInit()
{
ModifyStyle(0, TCS_OWNERDRAWFIXED);
SetAllIcons();
}
void CClosableTabCtrl::OnSysColorChange()
{
CTabCtrl::OnSysColorChange();
SetAllIcons();
}
void CClosableTabCtrl::SetAllIcons()
{
if (m_bCloseable)
{
m_ImgLstCloseButton.DeleteImageList();
m_ImgLstCloseButton.Create(8, 8, theApp.m_iDfltImageListColorFlags | ILC_MASK, 0, 1);
m_ImgLstCloseButton.SetBkColor(CLR_NONE);
m_ImgLstCloseButton.Add(CTempIconLoader(_T("CloseTab"), 8, 8));
m_ImgLstCloseButton.GetImageInfo(0, &m_iiCloseButton);
Invalidate();
}
}
void CClosableTabCtrl::OnContextMenu(CWnd* /*pWnd*/, CPoint point)
{
if (m_bCloseable)
{
CMenu menu;
menu.CreatePopupMenu();
menu.AppendMenu(MF_STRING, MP_REMOVE, GetResString(IDS_FD_CLOSE));
m_ptCtxMenu = point;
ScreenToClient(&m_ptCtxMenu);
menu.TrackPopupMenu(TPM_LEFTALIGN | TPM_RIGHTBUTTON, point.x, point.y, this);
}
}
BOOL CClosableTabCtrl::OnCommand(WPARAM wParam, LPARAM lParam)
{
if (wParam == MP_REMOVE)
{
if (m_ptCtxMenu.x != -1 && m_ptCtxMenu.y != -1)
{
int iTabs = GetItemCount();
for (int i = 0; i < iTabs; i++)
{
CRect rcItem;
GetItemRect(i, rcItem);
if (rcItem.PtInRect(m_ptCtxMenu))
{
GetParent()->SendMessage(UM_CLOSETAB, (WPARAM)i);
break;
}
}
return TRUE;
}
}
return CTabCtrl::OnCommand(wParam, lParam);
}
LRESULT CClosableTabCtrl::_OnThemeChanged()
{
// Owner drawn tab control seems to have troubles with updating itself due to an XP theme change..
ModifyStyle(TCS_OWNERDRAWFIXED, 0); // Reset control style to not-owner drawn
Default(); // Process original WM_THEMECHANGED message
ModifyStyle(0, TCS_OWNERDRAWFIXED); // Apply owner drawn style again
return 0;
}
oDataExchange(CDataExchange* pDX)
