BOOL CDropDownButton::Init(bool bSingleDropDownBtn, bool bWholeDropDown)
{
DeleteAllButtons();
m_bSingleDropDownBtn = bSingleDropDownBtn;
// If a toolbar control was created indirectly via a dialog resource one can not
// add any buttons without setting an image list before. (?)
// So, for this to work, we have to attach an image list to the toolbar control!
// The image list can be empty, and it does not need to be used at all, but it has
// to be attached.
CImageList* piml = GetImageList();
if (piml == NULL || piml->m_hImageList == NULL)
{
CImageList iml;
iml.Create(16, 16, ILC_COLOR, 0, 0);
SetImageList(&iml);
iml.Detach();
}
if (m_bSingleDropDownBtn)
{
TBBUTTON atb[1] = {0};
atb[0].iBitmap = -1;
atb[0].idCommand = GetWindowLong(m_hWnd, GWL_ID);
atb[0].fsState = TBSTATE_ENABLED;
atb[0].fsStyle = m_bSingleDropDownBtn ? (bWholeDropDown ? BTNS_WHOLEDROPDOWN : BTNS_DROPDOWN) : BTNS_BUTTON;
atb[0].iString = -1;
VERIFY( AddButtons(1, atb) );
ResizeToMaxWidth();
SetExtendedStyle(TBSTYLE_EX_DRAWDDARROWS);
}
return TRUE;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : cellsize -
//-----------------------------------------------------------------------------
void mxExpressionTray::SetCellSize( int cellsize )
{
m_nSnapshotWidth = cellsize;
m_nSnapshotHeight = cellsize + m_nDescriptionHeight;
DeleteAllButtons();
CreateButtons();
redraw();
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : mxExpressionTray::~mxExpressionTray
//-----------------------------------------------------------------------------
mxExpressionTray::~mxExpressionTray ( void )
{
DeleteAllButtons();
g_pExpressionTrayTool = NULL;
}
CButtonManager::~CButtonManager()
{
DeleteAllButtons() ;
}