|
///////////////////////////////////////////////////////////////////////////////
//
// ComboBoxXP.cpp : implementation file
//
///////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "ComboBoxXP.h"
#include "Draw.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
////////////////////////////////////////////////////////////////////////////////
CComboBoxXP::CComboBoxXP () :
m_nVisibleLines (7), m_nDefaultHeight (-1), m_nEditHeight (-1)
{
}
///////////////////////////////////////////////////////////////////////////////
BOOL CComboBoxXP::Create (DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID)
{
if ( !CComboBox::Create (dwStyle, rect, pParentWnd, nID) )
{
return false;
}
SetFont (CFont::FromHandle ((HFONT)::GetStockObject (DEFAULT_GUI_FONT)));
m_MouseMgr.Init (m_hWnd);
HWND hEdit = ::GetWindow (m_hWnd, GW_CHILD);
if ( hEdit != NULL )
{
m_Edit.SubclassWindow (hEdit);
}
return true;
}
////////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::PreSubclassWindow ()
{
m_MouseMgr.Init (m_hWnd);
HWND hEdit = ::GetWindow (GetSafeHwnd(), GW_CHILD);
if ( hEdit != NULL )
{
m_Edit.SubclassWindow (hEdit);
}
CWindowRect rc (this);
SetWindowPos (NULL, 0, 0, rc.Width(), 100, SWP_NOMOVE|SWP_NOZORDER);
}
///////////////////////////////////////////////////////////////////////////////
BEGIN_MESSAGE_MAP(CComboBoxXP, CComboBox)
//{{AFX_MSG_MAP(CComboBoxXP)
ON_WM_GETDLGCODE()
ON_WM_WINDOWPOSCHANGING()
ON_WM_WINDOWPOSCHANGED()
ON_WM_PAINT()
ON_WM_SETFOCUS()
ON_WM_KILLFOCUS()
ON_WM_MOUSEMOVE()
ON_WM_MOUSEOUT()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////////////////
BOOL CComboBoxXP::PreTranslateMessage (MSG* pMsg)
{
if ( ChildOfDockedToolbar (this) && pMsg->message == WM_KEYDOWN )
{
switch ( pMsg->wParam )
{
case VK_RETURN:
GetParent()->SendMessage (WM_COMMAND, GetDlgCtrlID());
break;
case VK_ESCAPE:
if ( GetDroppedState() )
{
ShowDropDown (false);
}
else
{
GetParentFrame()->GetActiveFrame()->SetFocus();
}
break;
}
}
return CComboBox::PreTranslateMessage (pMsg);
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnWindowPosChanging (WINDOWPOS* pWndPos)
{
if ( !(pWndPos->flags & SWP_NOSIZE) && m_nEditHeight == -1 )
{
if ( m_nDefaultHeight == -1 )
{
m_nDefaultHeight = GetItemHeight (-1);
}
m_nEditHeight = pWndPos->cy;
pWndPos->cy = m_nDefaultHeight + GetItemHeight(0)*m_nVisibleLines + GetSystemMetrics(SM_CYBORDER)*7;
}
CComboBox::OnWindowPosChanging (pWndPos);
}
///////////////////////////////////////////////////////////////////////////////
UINT CComboBoxXP::OnGetDlgCode ()
{
if ( KEYDOWN (VK_RETURN) )
{
return DLGC_WANTALLKEYS|CComboBox::OnGetDlgCode();
}
return CComboBox::OnGetDlgCode();
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnWindowPosChanged (WINDOWPOS* pWndPos)
{
CComboBox::OnWindowPosChanged (pWndPos);
if ( !(pWndPos->flags & SWP_NOSIZE) && m_nEditHeight != -1 )
{
SetItemHeight (-1, m_nEditHeight-6);
m_nEditHeight = -1;
}
HWND hEdit = ::GetWindow (m_hWnd, GW_CHILD);
// Del the selection
if ( hEdit != NULL && hEdit != ::GetFocus() )
{
::SendMessage (hEdit, EM_SETSEL, (WPARAM)-1, 0);
}
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnPaint ()
{
CClientRect rc (this);
CRect rcBtn (rc.right-::GetSystemMetrics (SM_CXHTHUMB), rc.top, rc.right, rc.bottom);
ValidateRect (rcBtn);
Default();
CClientDC cDC (this);
DWORD wStyle = DB_FLAT|DB_DOWN|(IsWindowEnabled() ? DB_ENABLED : DB_DISABLED);
bool bInToolbar = ::ChildOfDockedToolbar (this);
bool bDropped = DefWindowProc (CB_GETDROPPEDSTATE, 0, 0L) != 0;
bool bFocus = (::GetFocus() == m_hWnd || ::GetParent (::GetFocus()) == m_hWnd) && bInToolbar;
if ( !bInToolbar )
{
wStyle |= DB_BORDER;
}
if ( bFocus || m_MouseMgr.MouseOver() )
{
wStyle |= DB_OVER;
}
if ( bDropped )
{
wStyle |= DB_OVER|DB_PRESSED;
}
CDrawButton (wStyle, rcBtn).Draw (&cDC);
CPenDC pen (cDC, ::GetSysColor (( bFocus || bDropped || m_MouseMgr.MouseOver() )
? COLOR_HIGHLIGHT
: (bInToolbar ? COLOR_WINDOW : COLOR_3DSHADOW)));
cDC.SelectObject (::GetStockObject (NULL_BRUSH));
cDC.Rectangle (rc);
pen.Color (::GetSysColor (IsWindowEnabled() ? COLOR_WINDOW : COLOR_3DFACE));
rc.InflateRect (-1, -1);
rc.right -= ::GetSystemMetrics (SM_CXHTHUMB);
cDC.Rectangle (rc);
cDC.MoveTo (rc.right, rc.top);
cDC.LineTo (rc.right, rc.bottom);
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnSetFocus (CWnd* pOldWnd)
{
CComboBox::OnSetFocus (pOldWnd);
if ( ::ChildOfDockedToolbar (this) )
{
Invalidate();
}
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnKillFocus (CWnd* pNewWnd)
{
CComboBox::OnKillFocus (pNewWnd);
if ( ::ChildOfDockedToolbar (this) )
{
Invalidate();
}
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnMouseMove (UINT, CPoint)
{
Default();
m_MouseMgr.OnMouseMove();
}
///////////////////////////////////////////////////////////////////////////////
void CComboBoxXP::OnMouseOut ()
{
m_MouseMgr.OnMouseOut();
}
///////////////////////////////////////////////////////////////////////////////
BEGIN_MESSAGE_MAP(CComboEditXP, CEdit)
//{{AFX_MSG_MAP(CComboEditXP)
ON_WM_KILLFOCUS()
ON_WM_MOUSEMOVE()
ON_WM_MOUSEOUT()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
///////////////////////////////////////////////////////////////////////////////
void CComboEditXP::OnKillFocus (CWnd* pNewWnd)
{
CEdit::OnKillFocus (pNewWnd);
if ( ::ChildOfDockedToolbar (&GetComboBox()) )
{
GetComboBox().Invalidate();
}
}
///////////////////////////////////////////////////////////////////////////////
void CComboEditXP::OnMouseMove (UINT, CPoint)
{
Default();
GetComboBox().m_MouseMgr.OnMouseMove (m_hWnd);
}
///////////////////////////////////////////////////////////////////////////////
void CComboEditXP::OnMouseOut ()
{
GetComboBox().m_MouseMgr.OnMouseOut (m_hWnd);
}
|
By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.
If a file you wish to view isn't highlighted, and is a text file (not binary), please
let us know and we'll add colourisation support for it.
Jean-Michel LE FOL is a GraphTalk product architect.
GraphTalk is a set of products which cover the whole scope of the development process. GraphTalk is used by the main insurance compagnies over the world.
The development team is currently based in France near Paris.