C++ CImageList::DeleteImageList方法代码示例

void CMuleToolbarCtrl::ChangeToolbarBitmap(const CString& path, bool bRefresh)
{
	bool bResult = false;
	CImageList ImageList;
	CEnBitmap Bitmap;
	if (!path.IsEmpty() && Bitmap.LoadImage(path))
	{
		BITMAP bm = {0};
		Bitmap.GetObject(sizeof(bm), &bm);
		if (bm.bmWidth == NUM_BUTTON_BITMAPS*m_sizBtnBmp.cx && bm.bmHeight == m_sizBtnBmp.cy)
		{
			bool bAlpha = bm.bmBitsPixel > 24;
			if (ImageList.Create(m_sizBtnBmp.cx, bm.bmHeight, bAlpha ? ILC_COLOR32 : (theApp.m_iDfltImageListColorFlags | ILC_MASK), 0, 1))
			{
				ImageList.Add(&Bitmap,  bAlpha ? 0xFF000000 : RGB(255, 0, 255));
				CImageList* pimlOld = SetImageList(&ImageList);
				ImageList.Detach();
				if (pimlOld)
					pimlOld->DeleteImageList();
				bResult = true;
			}
		}
		Bitmap.DeleteObject();
	}

	// if image file loading or image list creation failed, create default image list.
	if (!bResult)
	{
		// load from icon ressources
		ImageList.Create(m_sizBtnBmp.cx, m_sizBtnBmp.cy, theApp.m_iDfltImageListColorFlags | ILC_MASK, 0, 1);
		ImageList.Add(CTempIconLoader(_T("CONNECT"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("DISCONNECT"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("STOPCONNECTING"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("KADEMLIA"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("SERVER"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("TRANSFER"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("SEARCH"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("SharedFiles"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("MESSAGES"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("IRC"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("STATISTICS"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("PREFERENCES"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("TOOLS"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ImageList.Add(CTempIconLoader(_T("HELP"), m_sizBtnBmp.cx, m_sizBtnBmp.cy));
		ASSERT( ImageList.GetImageCount() == NUM_BUTTON_BITMAPS );
		CImageList* pimlOld = SetImageList(&ImageList);
		ImageList.Detach();
		if (pimlOld)
			pimlOld->DeleteImageList();
	}

	if (bRefresh)
	{
		UpdateBackground();
		Invalidate();
		Refresh();
	}
}

/////////////////////////////////////////////////////////////////////////////
// CMyTreeCtrl message handlers
void CMyTreeCtrl::OnDestroy()
{
	CImageList	*pimagelist;

	pimagelist = GetImageList(TVSIL_NORMAL);
	if( pimagelist )
		pimagelist->DeleteImageList();
	delete pimagelist;
	pimagelist = GetImageList(TVSIL_STATE);
	if( pimagelist )
		pimagelist->DeleteImageList();
	delete pimagelist;
}

    bool UpdateImageListFull(TSheet& rSheet)
  {
	  // Get the tab control...
	  CTabCtrl* pTab = rSheet.GetTabControl();
	  if (!IsWindow(pTab->GetSafeHwnd()))
	  {
      // ASSERT: Tab control could not be retrieved or it is not a valid window.
      ASSERT( FALSE );
		  return false;
	  }

    // Create the replacement image list via policy.
    std::auto_ptr<CImageList> apILNew( TListCreator::CreateImageList() );

    bool bSuccess = (NULL != apILNew.get() );

    // Reload the icons from the property pages.
    int nTotalPageCount = rSheet.GetPageCount();
    for(int nCurrentPage = 0; nCurrentPage < nTotalPageCount && bSuccess; ++nCurrentPage )
    {
      // Get the page.
      CPropertyPage* pPage = rSheet.GetPage( nCurrentPage );
      ASSERT( pPage );
      // Set the icon in the image list from the page properties.
      if( pPage && ( pPage->m_psp.dwFlags & PSP_USEHICON ) )
      {
        /*bSuccess &=*/ ( -1 != apILNew->Add( pPage->m_psp.hIcon ) );
      }

      if( pPage && ( pPage->m_psp.dwFlags & PSP_USEICONID ) )
      {
        /*bSuccess &=*/ ( -1 != apILNew->Add( theApp.LoadIcon( pPage->m_psp.pszIcon, 16, 16 ) ) );
      }
    }

    if( !bSuccess )
    {
      // This ASSERT because either the image list could not be created or icon insertion failed.
      ASSERT( FALSE );
      // Cleanup what we have in the new image list.
      if( apILNew.get() )
      {
        apILNew->DeleteImageList();
      }

      return false;
    }

    // Replace the image list from the tab control.
    CImageList* pilOld = pTab->SetImageList( CImageList::FromHandle( apILNew->Detach() ) );
    // Clean the old image list if there was one.
    if( pilOld )
    {
      pilOld->DeleteImageList();
    }
       
    return true;
  };

void CDirectoryTreeCtrl::OnDestroy()
{
	// If a treeview control is created with TVS_CHECKBOXES, the application has to 
	// delete the image list which was implicitly created by the control.
	CImageList *piml = GetImageList(TVSIL_STATE);
	if (piml)
		piml->DeleteImageList();

	CTreeCtrl::OnDestroy();
}

void CIrcWnd::SetAllIcons()
{
	CImageList iml;
	iml.Create(16, 16, theApp.m_iDfltImageListColorFlags | ILC_MASK, 0, 1);
	iml.Add(CTempIconLoader(_T("Smiley_Smile")));
	iml.Add(CTempIconLoader(_T("Bold")));
	iml.Add(CTempIconLoader(_T("Underline")));
	iml.Add(CTempIconLoader(_T("Colour")));
	iml.Add(CTempIconLoader(_T("ResetFormat")));
	CImageList* pImlOld = m_wndFormat.SetImageList(&iml);
	iml.Detach();
	if (pImlOld)
		pImlOld->DeleteImageList();
}

// @pymethod |PyCImageList|DeleteImageList|Deletes an image list.
PyObject *PyCImageList_DeleteImageList( PyObject *self, PyObject *args )
{
	// @comm This frees all resources associated with an image list.
	// No further operations on the object will be allowed.
	CImageList *pList;
	if (!(pList=PyCImageList::GetImageList(self)))
		return NULL;
	CHECK_NO_ARGS2(args, "DeleteImageList");
	// Kill the C++ object.
	GUI_BGN_SAVE;
	Python_delete_assoc(pList);
	BOOL ok = pList->DeleteImageList();
	delete pList;
	GUI_END_SAVE;
	if (!ok)
		RETURN_ERR("DeleteImageList failed");
	RETURN_NONE;
}

void CDropDownButton::SetIcon(LPCTSTR pszResourceID)
{
	if (!m_bSingleDropDownBtn)
		return;

	CImageList iml;
	iml.Create(16, 16, ILC_COLOR32 | ILC_MASK, 1, 1);
	iml.Add(CTempIconLoader(pszResourceID));
	CImageList* pImlOld = SetImageList(&iml);
	iml.Detach();
	if (pImlOld)
		pImlOld->DeleteImageList();

	TBBUTTONINFO tbbi = {0};
	tbbi.cbSize = sizeof tbbi;
	tbbi.dwMask = TBIF_IMAGE;
	tbbi.iImage = 0;
	SetButtonInfo(GetWindowLong(m_hWnd, GWL_ID), &tbbi);
}

void CKademliaWnd::SetAllIcons()
{
	// frames
	m_ctrlBootstrap.SetIcon(_T("KadBootstrap"));

	if (icon_kadsea)
		VERIFY( DestroyIcon(icon_kadsea) );
	icon_kadsea = theApp.LoadIcon(_T("KadCurrentSearches"), 16, 16);
	((CStatic*)GetDlgItem(IDC_KADICO2))->SetIcon(icon_kadsea);

	CImageList iml;
	iml.Create(16, 16, theApp.m_iDfltImageListColorFlags | ILC_MASK, 1, 1);
	iml.Add(CTempIconLoader(_T("KadContactList")));
	iml.Add(CTempIconLoader(_T("FriendSlot")));
	CImageList* pImlOld = m_pbtnWnd->SetImageList(&iml);
	iml.Detach();
	if (pImlOld)
		pImlOld->DeleteImageList();
}

CImageList* CPlayerListCtrl::CreateDragImageEx(LPPOINT lpPoint)
{
    if (GetSelectedCount() <= 0) {
        return nullptr;
    }

    CRect cSingleRect, cCompleteRect(0, 0, 0, 0);
    GetClientRect(cSingleRect);
    int nWidth = cSingleRect.Width();

    // Start and Stop index in view area
    int nIndex = GetTopIndex() - 1;
    int nBottomIndex = GetBottomIndex();

    // Determine the size of the drag image (limited for
    // rows visible and Client width)
    while ((nIndex = GetNextItem(nIndex, LVNI_SELECTED)) != -1 && nIndex <= nBottomIndex) {
        GetItemRect(nIndex, cSingleRect, LVIR_BOUNDS);
        /*
        CRect r;
        GetItemRect(nIndex, r, LVIR_LABEL);
        cSingleRect.left = r.left;
        */
        if (cSingleRect.left < 0) {
            cSingleRect.left = 0;
        }
        if (cSingleRect.right > nWidth) {
            cSingleRect.right = nWidth;
        }

        cCompleteRect |= cSingleRect;
    }

    //
    // Create bitmap in memory DC
    //
    CClientDC cDc(this);
    CDC cMemDC;
    CBitmap cBitmap;

    if (!cMemDC.CreateCompatibleDC(&cDc)) {
        return nullptr;
    }

    if (!cBitmap.CreateCompatibleBitmap(&cDc, cCompleteRect.Width(), cCompleteRect.Height())) {
        return nullptr;
    }

    CBitmap* pOldMemDCBitmap = cMemDC.SelectObject(&cBitmap);
    // Here green is used as mask color
    cMemDC.FillSolidRect(0, 0, cCompleteRect.Width(), cCompleteRect.Height(), RGB(0, 255, 0));

    // Paint each DragImage in the DC
    nIndex = GetTopIndex() - 1;
    while ((nIndex = GetNextItem(nIndex, LVNI_SELECTED)) != -1 && nIndex <= nBottomIndex) {
        CPoint pt;
        CImageList* pSingleImageList = CreateDragImage(nIndex, &pt);

        if (pSingleImageList) {
            GetItemRect(nIndex, cSingleRect, LVIR_BOUNDS);

            pSingleImageList->Draw(&cMemDC,
                                   0,
                                   CPoint(cSingleRect.left - cCompleteRect.left, cSingleRect.top - cCompleteRect.top),
                                   ILD_MASK);

            pSingleImageList->DeleteImageList();
            delete pSingleImageList;
        }
    }

    cMemDC.SelectObject(pOldMemDCBitmap);

    //
    // Create the image list with the merged drag images
    //
    CImageList* pCompleteImageList = DEBUG_NEW CImageList;

    pCompleteImageList->Create(cCompleteRect.Width(),
                               cCompleteRect.Height(),
                               ILC_COLOR | ILC_MASK, 0, 1);

    // Here green is used as mask color
    pCompleteImageList->Add(&cBitmap, RGB(0, 255, 0));

    //
    // as an optional service:
    // Find the offset of the current mouse cursor to the image list
    // this we can use in BeginDrag()
    //
    if (lpPoint) {
        lpPoint->x = cCompleteRect.left;
        lpPoint->y = cCompleteRect.top;
    }

    return pCompleteImageList;
}

LRESULT CToolbarWnd::OnInitDialog(WPARAM /*wParam*/, LPARAM /*lParam*/)
{
    Default();
    InitWindowStyles(this);

    //(void)m_sizeDefault; // not yet set
    CRect sizeDefault;
    GetWindowRect(&sizeDefault);
    CRect rcBorders(4, 4, 4, 4);
    SetBorders(&rcBorders);
    m_szFloat.cx = sizeDefault.Width() + rcBorders.left + rcBorders.right + GetSystemMetrics(SM_CXEDGE) * 2;
    m_szFloat.cy = sizeDefault.Height() + rcBorders.top + rcBorders.bottom + GetSystemMetrics(SM_CYEDGE) * 2;
    m_szMRU = m_szFloat;
    UpdateData(FALSE);

    // Initalize the toolbar
    CImageList iml;
    int nFlags= theApp.m_iDfltImageListColorFlags;
    // older Windows versions imageslists cannot create monochrome (disabled) icons which have alpha support
    // so we have to take care of this ourself
    bool bNeedMonoIcons = thePrefs.GetWindowsVersion() < _WINVER_VISTA_ && nFlags != ILC_COLOR4;
    nFlags |= ILC_MASK;
    iml.Create(16, 16, nFlags, 1, 1);
    iml.Add(CTempIconLoader(_T("FILEPRIORITY")));
    iml.Add(CTempIconLoader(_T("PAUSE")));
    iml.Add(CTempIconLoader(_T("STOP")));
    iml.Add(CTempIconLoader(_T("RESUME")));
    iml.Add(CTempIconLoader(_T("DELETE")));
    iml.Add(CTempIconLoader(_T("OPENFILE")));
    iml.Add(CTempIconLoader(_T("PREVIEW")));
    iml.Add(CTempIconLoader(_T("FILEINFO")));
    iml.Add(CTempIconLoader(_T("FILECOMMENTS")));
    iml.Add(CTempIconLoader(_T("ED2KLINK")));
    iml.Add(CTempIconLoader(_T("CATEGORY")));
    iml.Add(CTempIconLoader(_T("CLEARCOMPLETE")));
    iml.Add(CTempIconLoader(_T("KadFileSearch")));
    iml.Add(CTempIconLoader(_T("Search")));

    if (bNeedMonoIcons)
    {
        CImageList iml2;
        iml2.Create(16, 16, nFlags, 1, 1);
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("FILEPRIORITY"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("PAUSE"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("STOP"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("RESUME"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("DELETE"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("OPENFILE"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("PREVIEW"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("FILEINFO"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("FILECOMMENTS"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("ED2KLINK"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("CATEGORY"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("CLEARCOMPLETE"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("KadFileSearch"))));
        VERIFY(AddIconGrayscaledToImageList(iml2, CTempIconLoader(_T("Search"))));
        CImageList* pImlOld = m_btnBar->SetDisabledImageList(&iml2);
        iml2.Detach();
        if (pImlOld)
            pImlOld->DeleteImageList();
    }
    CImageList* pImlOld = m_btnBar->SetImageList(&iml);
    iml.Detach();
    if (pImlOld)
        pImlOld->DeleteImageList();




    m_btnBar->ModifyStyle((theApp.m_ullComCtrlVer >= MAKEDLLVERULL(6, 16, 0, 0)) ? TBSTYLE_TRANSPARENT : 0, 0);
    m_btnBar->SetMaxTextRows(0);

    FillToolbar();

    return TRUE;
}

///////////////////////////////////////////////////////////////////////////////
//
// CreateCheckboxImageList()
//
// Purpose:     Create themed checkbox image list
//
// Parameters:  pDC          - pointer to device context for drawing
//              imagelist    - image list to create
//              nSize        - height and width of images
//              crBackground - fill color
//
// Returns:     BOOL         - TRUE if image list created OK
//
BOOL CreateCheckboxImageList(CDC *pDC, 
							 CImageList& imagelist, 
							 int nSize, 
							 COLORREF crBackground)
{
	ASSERT(pDC);
	ASSERT(nSize > 0);

	BOOL rc = FALSE;

	///////////////////////////////////////////////////////////////////////////
	//
	// CHECKBOX IMAGES
	//
	// From MSDN:  "To indicate that the item has no state image, set the
	//             index to zero. This convention means that image zero in 
	//             the state image list cannot be used as a state image."
	//
	// Note that comparable hot image = cold image index OR 8.
	// Disabled state = index OR 4.
	
	struct CHECKBOXDRAWDATA
	{
		TCHAR * pszDesc;	// description for debugging
		int nStateId;		// for DrawThemeBackground
		UINT nState;		// for DrawFrameControl
	} 
	cbdd[] =
	{
		// cold -----------------------------------------------------------------------------------
/*0000*/_T("unused"),				0,						0,
/*0001*/_T("unchecked normal"),		CBS_UNCHECKEDNORMAL,	DFCS_BUTTONCHECK | DFCS_FLAT,
/*0010*/_T("checked normal"),		CBS_CHECKEDNORMAL,		DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_FLAT,
/*0011*/_T("tri-state normal"),		CBS_MIXEDNORMAL,		DFCS_BUTTON3STATE | DFCS_CHECKED | DFCS_FLAT,
/*0100*/_T("unused"),				0,						0,
/*0101*/_T("unchecked disabled"),	CBS_UNCHECKEDDISABLED,	DFCS_BUTTONCHECK | DFCS_INACTIVE | DFCS_FLAT,
/*0110*/_T("checked disabled"),		CBS_CHECKEDDISABLED,	DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT,
/*0111*/_T("tri-state disabled"),	CBS_MIXEDDISABLED,		DFCS_BUTTON3STATE | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT,

		// hot ------------------------------------------------------------------------------------
/*1000*/_T("unused"),				0,						0,
/*1001*/_T("unchecked normal"),		CBS_UNCHECKEDHOT,		DFCS_BUTTONCHECK | DFCS_FLAT,
/*1010*/_T("checked normal"),		CBS_CHECKEDHOT,			DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_FLAT,
/*1011*/_T("tri-state normal"),		CBS_MIXEDHOT,			DFCS_BUTTON3STATE | DFCS_CHECKED | DFCS_FLAT,
/*1100*/_T("unused"),				0,						0,
/*1101*/_T("unchecked disabled"),	CBS_UNCHECKEDDISABLED,	DFCS_BUTTONCHECK | DFCS_INACTIVE | DFCS_FLAT,
/*1110*/_T("checked disabled"),		CBS_CHECKEDDISABLED,	DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT,
/*1111*/_T("tri-state disabled"),	CBS_MIXEDDISABLED,		DFCS_BUTTON3STATE | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT,

		NULL, 0, 0		// last entry
	};

	if (pDC && (nSize > 0))
	{
		const int nBmpWidth = nSize;
		const int nBmpHeight = nSize;
		const int nImages = sizeof(cbdd)/sizeof(cbdd[0]);
		ASSERT(nImages == 17);

		if (imagelist.GetSafeHandle())
			imagelist.DeleteImageList();

		CBitmap bmpCheckboxes;

		if (bmpCheckboxes.CreateCompatibleBitmap(pDC, nBmpWidth * nImages, 
				nBmpHeight))
		{
			if (imagelist.Create(nBmpWidth, nBmpHeight, ILC_COLOR32 | ILC_MASK, 
					nImages, 1))
			{
				CDC dcMem;
				if (dcMem.CreateCompatibleDC(pDC))
				{
					HTHEME hTheme = NULL;
					hTheme = (g_xpStyle.IsThemeActive() && 
							  g_xpStyle.IsAppThemed()) ? 
							  g_xpStyle.OpenThemeData(NULL, L"BUTTON") : NULL;
					CBitmap* pOldBmp = dcMem.SelectObject(&bmpCheckboxes);
					dcMem.FillSolidRect(0, 0, nBmpWidth*nImages, nBmpHeight, 
						crBackground);

					int nImageWidth  = nBmpWidth - 2;		// allow 2 for border
					int nImageHeight = nBmpHeight - 2;
					int nImageLeft   = (nBmpWidth - nImageWidth) / 2;
					int nImageTop    = (nBmpHeight - nImageHeight) / 2;

					CRect rectImage(nImageLeft, 
//.........这里部分代码省略.........