#endif
#ifndef __TWIN32__
- #if defined(__GNUWIN32__)
- #ifndef wxUSE_NORLANDER_HEADERS
- #include <wx/msw/gnuwin32/extra.h>
- #endif
+ #ifdef __GNUWIN32_OLD__
+ #include "wx/msw/gnuwin32/extra.h"
#endif
#endif
#endif
#endif
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
-#endif
// ============================================================================
// list box item declaration and implementation
m_selected = 0;
SetName(name);
+#if wxUSE_VALIDATORS
SetValidator(validator);
+#endif // wxUSE_VALIDATORS
if (parent)
parent->AddChild(this);
m_windowStyle = style;
DWORD wstyle = WS_VISIBLE | WS_VSCROLL | WS_TABSTOP |
- LBS_NOTIFY | LBS_HASSTRINGS;
+ LBS_NOTIFY | LBS_HASSTRINGS /* | WS_CLIPSIBLINGS */;
if (m_windowStyle & wxLB_MULTIPLE)
wstyle |= LBS_MULTIPLESEL;
else if (m_windowStyle & wxLB_EXTENDED)
SetSize(x, y, width, height);
- Show(TRUE);
-
return TRUE;
}
wxListBox::~wxListBox()
{
-#if wxUSE_OWNER_DRAWN
- size_t uiCount = m_aItems.Count();
- while ( uiCount-- != 0 ) {
- delete m_aItems[uiCount];
- }
-#endif // wxUSE_OWNER_DRAWN
+ Free();
}
void wxListBox::SetupColours()
wxCHECK_RET( N >= 0 && N < m_noItems,
wxT("invalid index in wxListBox::Delete") );
-#if wxUSE_OWNER_DRAWN
- delete m_aItems[N];
- m_aItems.Remove(N);
-#else // !wxUSE_OWNER_DRAWN
- if ( HasClientObjectData() )
- {
- delete GetClientObject(N);
- }
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+ // for owner drawn objects, the data is used for storing wxOwnerDrawn
+ // pointers and we shouldn't touch it
+#if !wxUSE_OWNER_DRAWN
+ if ( !(m_windowStyle & wxLB_OWNERDRAW) )
+#endif // !wxUSE_OWNER_DRAWN
+ if ( HasClientObjectData() )
+ {
+ delete GetClientObject(N);
+ }
SendMessage(GetHwnd(), LB_DELETESTRING, N, 0);
m_noItems--;
pNewItem->SetName(item);
m_aItems.Add(pNewItem);
ListBox_SetItemData(GetHwnd(), index, pNewItem);
+ pNewItem->SetFont(GetFont());
}
#endif
void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
{
- ShowWindow(GetHwnd(), SW_HIDE);
+ // avoid flicker - but don't need to do this for a hidden listbox
+ bool hideAndShow = IsShown();
+ if ( hideAndShow )
+ {
+ ShowWindow(GetHwnd(), SW_HIDE);
+ }
ListBox_ResetContent(GetHwnd());
SetHorizontalExtent();
- ShowWindow(GetHwnd(), SW_SHOW);
+ if ( hideAndShow )
+ {
+ // show the listbox back if we hid it
+ ShowWindow(GetHwnd(), SW_SHOW);
+ }
}
int wxListBox::FindString(const wxString& s) const
}
void wxListBox::Clear()
+{
+ Free();
+
+ ListBox_ResetContent(GetHwnd());
+
+ m_noItems = 0;
+ SetHorizontalExtent();
+}
+
+void wxListBox::Free()
{
#if wxUSE_OWNER_DRAWN
- size_t uiCount = m_aItems.Count();
- while ( uiCount-- != 0 ) {
- delete m_aItems[uiCount];
- }
+ if ( m_windowStyle & wxLB_OWNERDRAW )
+ {
+ size_t uiCount = m_aItems.Count();
+ while ( uiCount-- != 0 ) {
+ delete m_aItems[uiCount];
+ }
- m_aItems.Clear();
-#else // !wxUSE_OWNER_DRAWN
+ m_aItems.Clear();
+ }
+ else
+#endif // wxUSE_OWNER_DRAWN
if ( HasClientObjectData() )
{
for ( size_t n = 0; n < (size_t)m_noItems; n++ )
delete GetClientObject(n);
}
}
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
-
- ListBox_ResetContent(GetHwnd());
-
- m_noItems = 0;
- SetHorizontalExtent();
}
void wxListBox::SetSelection(int N, bool select)
}
else // single-selection listbox
{
- aSelections.Add(ListBox_GetCurSel(GetHwnd()));
+ if (ListBox_GetCurSel(GetHwnd()) > -1)
+ aSelections.Add(ListBox_GetCurSel(GetHwnd()));
- return 1;
+ return aSelections.Count();
}
}
{
wxCHECK_MSG( !HasMultipleSelection(),
-1,
- wxT("GetSelection() can't be used with multiple-selection "
- "listboxes, use GetSelections() instead.") );
+ wxT("GetSelection() can't be used with multiple-selection listboxes, use GetSelections() instead.") );
return ListBox_GetCurSel(GetHwnd());
}
}
}
-wxSize wxListBox::DoGetBestSize()
+wxSize wxListBox::DoGetBestSize() const
{
// find the widest string
int wLine;
bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
{
- /*
- if (param == LBN_SELCANCEL)
- {
- event.extraLong = FALSE;
- }
- */
- if (param == LBN_SELCHANGE)
+ if ( param == LBN_SELCHANGE )
{
wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
+ event.SetEventObject( this );
+
wxArrayInt aSelections;
- int count = GetSelections(aSelections);
+ int n, count = GetSelections(aSelections);
if ( count > 0 )
{
- event.m_commandInt = aSelections[0];
- event.m_clientData = GetClientData(event.m_commandInt);
- wxString str(GetString(event.m_commandInt));
- if (str != wxT(""))
- {
- event.m_commandString = str;
- }
+ n = aSelections[0];
+ if ( HasClientObjectData() )
+ event.SetClientObject( GetClientObject(n) );
+ else if ( HasClientUntypedData() )
+ event.SetClientData( GetClientData(n) );
+ event.SetString( GetString(n) );
}
else
{
- event.m_commandInt = -1;
- event.m_commandString.Empty();
+ n = -1;
}
- event.SetEventObject( this );
- ProcessCommand(event);
- return TRUE;
+ event.m_commandInt = n;
+
+ return GetEventHandler()->ProcessEvent(event);
}
- else if (param == LBN_DBLCLK)
+ else if ( param == LBN_DBLCLK )
{
wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId);
event.SetEventObject( this );
- GetEventHandler()->ProcessEvent(event);
- return TRUE;
- }
-
- return FALSE;
-}
-WXHBRUSH wxListBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
- WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
-{
-#if wxUSE_CTL3D
- if ( m_useCtl3D )
- {
- HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
- return (WXHBRUSH) hbrush;
+ return GetEventHandler()->ProcessEvent(event);
}
-#endif
-
- if (GetParent()->GetTransparentBackground())
- SetBkMode((HDC) pDC, TRANSPARENT);
- else
- SetBkMode((HDC) pDC, OPAQUE);
+ //else:
- ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
- ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
-
- wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
-
- // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
- // has a zero usage count.
- backgroundBrush->RealizeResource();
- return (WXHBRUSH) backgroundBrush->GetResourceHandle();
+ return FALSE;
}
// ----------------------------------------------------------------------------
MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
+ HDC hdc = CreateIC(wxT("DISPLAY"), NULL, NULL, 0);
+
wxDC dc;
- dc.SetHDC((WXHDC)CreateIC(wxT("DISPLAY"), NULL, NULL, 0));
+ dc.SetHDC((WXHDC)hdc);
dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_ANSI_VAR_FONT));
pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE;
pStruct->itemWidth = dc.GetCharWidth();
+ dc.SetHDC(0);
+
+ DeleteDC(hdc);
+
return TRUE;
}
wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
+ UINT itemID = pStruct->itemID;
+
+ // the item may be -1 for an empty listbox
+ if ( itemID == (UINT)-1 )
+ return FALSE;
long data = ListBox_GetItemData(GetHwnd(), pStruct->itemID);
wxDC dc;
dc.SetHDC((WXHDC)pStruct->hDC, FALSE);
wxRect rect(wxPoint(pStruct->rcItem.left, pStruct->rcItem.top),
- wxPoint(pStruct->rcItem.right, pStruct->rcItem.bottom));
+ wxPoint(pStruct->rcItem.right, pStruct->rcItem.bottom));
return pItem->OnDrawItem(dc, rect,
(wxOwnerDrawn::wxODAction)pStruct->itemAction,
projects / wxWidgets.git / blobdiff