wxFLAGS_MEMBER(wxBORDER_RAISED)
wxFLAGS_MEMBER(wxBORDER_STATIC)
wxFLAGS_MEMBER(wxBORDER_NONE)
-
+
// old style border flags
wxFLAGS_MEMBER(wxSIMPLE_BORDER)
wxFLAGS_MEMBER(wxSUNKEN_BORDER)
IMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxControl,"wx/combobox.h")
wxBEGIN_PROPERTIES_TABLE(wxComboBox)
- wxEVENT_PROPERTY( Select , wxEVT_COMMAND_COMBOBOX_SELECTED , wxCommandEvent )
+ wxEVENT_PROPERTY( Select , wxEVT_COMMAND_COMBOBOX_SELECTED , wxCommandEvent )
wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent )
// TODO DELEGATES
- wxPROPERTY( Font , wxFont , SetFont , GetFont , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY( Font , wxFont , SetFont , GetFont , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
- wxPROPERTY( Value ,wxString, SetValue, GetValue, , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
- wxPROPERTY( Selection ,int, SetSelection, GetSelection, , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
- wxPROPERTY_FLAGS( WindowStyle , wxComboBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+ wxPROPERTY( Value ,wxString, SetValue, GetValue, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY( Selection ,int, SetSelection, GetSelection, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+ wxPROPERTY_FLAGS( WindowStyle , wxComboBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
wxEND_PROPERTIES_TABLE()
wxBEGIN_HANDLERS_TABLE(wxComboBox)
// ---------------------------------------------------------------------------
// the pointer to standard radio button wnd proc
-static WXFARPROC gs_wndprocEdit = (WXFARPROC)NULL;
+static WNDPROC gs_wndprocEdit = (WNDPROC)NULL;
// ============================================================================
// implementation
return ::CallWindowProc(CASTWNDPROC gs_wndprocEdit, hWnd, message, wParam, lParam);
}
-WXHBRUSH wxComboBox::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor),
- WXUINT WXUNUSED(message),
- WXWPARAM WXUNUSED(wParam),
- WXLPARAM WXUNUSED(lParam)
- )
+WXHBRUSH wxComboBox::OnCtlColor(WXHDC pDC,
+ WXHWND WXUNUSED(pWnd),
+ WXUINT WXUNUSED(nCtlColor),
+ WXUINT WXUNUSED(message),
+ WXWPARAM WXUNUSED(wParam),
+ WXLPARAM WXUNUSED(lParam))
{
HDC hdc = (HDC)pDC;
wxColour colBack = GetBackgroundColour();
}
// ----------------------------------------------------------------------------
-// wxComboBox
+// wxComboBox callbacks
// ----------------------------------------------------------------------------
+WXLRESULT wxComboBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+{
+ // handle WM_CTLCOLOR messages from our EDIT control to be able to set its
+ // colour correctly (to be the same as our own one)
+ switch ( nMsg )
+ {
+ // we have to handle both: one for the normal case and the other for
+ // wxCB_READONLY
+ case WM_CTLCOLOREDIT:
+ case WM_CTLCOLORSTATIC:
+ WXWORD nCtlColor;
+ WXHDC hdc;
+ WXHWND hwnd;
+ UnpackCtlColor(wParam, lParam, &nCtlColor, &hdc, &hwnd);
+
+ return (WXLRESULT)OnCtlColor(hdc, hwnd, nCtlColor, nMsg, wParam, lParam);
+ }
+
+ return wxChoice::MSWWindowProc(nMsg, wParam, lParam);
+}
+
bool wxComboBox::MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam)
{
switch ( msg )
ProcessCommand(event);
}
- return HandleChar(wParam, lParam, TRUE /* isASCII */);
+ return HandleChar(wParam, lParam, true /* isASCII */);
case WM_KEYDOWN:
return HandleKeyDown(wParam, lParam);
return HandleKillFocus((WXHWND)wParam);
}
- return FALSE;
+ return false;
}
bool wxComboBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
{
case CBN_SELCHANGE:
sel = GetSelection();
- if ( sel > -1 )
+
+ // somehow we get 2 CBN_SELCHANGE events with the same index when
+ // the user selects an item in the combobox -- ignore duplicates
+ if ( sel > -1 && sel != m_selectionOld )
{
- value = GetString(sel);
+ m_selectionOld = sel;
+
+ // GetValue() would still return the old value from here but
+ // according to the docs we should return the new value if the
+ // user calls it in his event handler, so update internal
+ // m_value
+ m_value = GetString(sel);
wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, GetId());
event.SetInt(sel);
event.SetEventObject(this);
- event.SetString(value);
+ event.SetString(m_value);
ProcessCommand(event);
}
- else
+ else // no valid selection
{
+ m_selectionOld = sel;
+
+ // hence no EVT_TEXT neither
break;
}
// want the new one)
if ( sel == -1 )
{
- value = GetValue();
+ m_value = wxGetWindowText(GetHwnd());
}
else // we're synthesizing text updated event from sel change
{
- // We need to retrieve the current selection because the user
- // may have changed it in the previous handler (for CBN_SELCHANGE
- // above).
+ // We need to retrieve the current selection because the
+ // user may have changed it in the previous handler (for
+ // CBN_SELCHANGE above).
sel = GetSelection();
if ( sel > -1 )
{
- value = GetString(sel);
+ m_value = GetString(sel);
}
- // we need to do this because the user code expects
- // wxComboBox::GetValue() to return the new value from
- // "text updated" handler but it hadn't been updated yet
- SetValue(value);
}
- event.SetString(value);
+ event.SetString(m_value);
event.SetEventObject(this);
ProcessCommand(event);
}
}
// there is no return value for the CBN_ notifications, so always return
- // FALSE from here to pass the message to DefWindowProc()
- return FALSE;
+ // false from here to pass the message to DefWindowProc()
+ return false;
}
WXHWND wxComboBox::GetEditHWND() const
// pretend that wxComboBox is hidden while it is positioned and resized and
// show it only right before leaving this method because otherwise there is
// some noticeable flicker while the control rearranges itself
- m_isShown = FALSE;
+ m_isShown = false;
if ( !CreateAndInit(parent, id, pos, size, n, choices, style,
validator, name) )
- return FALSE;
+ return false;
- SetValue(value);
+ // we shouldn't call SetValue() for an empty string because this would
+ // (correctly) result in an assert with a read only combobox and is useless
+ // for the other ones anyhow
+ if ( !value.empty() )
+ SetValue(value);
// a (not read only) combobox is, in fact, 2 controls: the combobox itself
// and an edit control inside it and if we want to catch events from this
// edit control, we must subclass it as well
if ( !(style & wxCB_READONLY) )
{
- gs_wndprocEdit = (WXFARPROC)::SetWindowLong
- (
- (HWND)GetEditHWND(),
- GWL_WNDPROC,
- (LPARAM)wxComboEditWndProc
- );
+ gs_wndprocEdit = wxSetWindowProc((HWND)GetEditHWND(),
+ wxComboEditWndProc);
}
// and finally, show the control
- Show(TRUE);
+ Show(true);
- return TRUE;
+ return true;
}
bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
SetStringSelection(value);
else
SetWindowText(GetHwnd(), value.c_str());
+
+ m_value = value;
+ m_selectionOld = GetSelection();
}
// Clipboard operations
long fromChar = from;
long toChar = to;
// if from and to are both -1, it means
- // (in wxWindows) that all text should be selected.
+ // (in wxWidgets) that all text should be selected.
// This translates into Windows convention
if ((from == -1) && (to == -1))
{
toChar = -1;
}
- if (
-#ifdef __WIN32__
- SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar))
-#else // Win16
- SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)fromChar, (LPARAM)toChar)
-#endif
- == CB_ERR )
+ if ( SendMessage(hWnd, CB_SETEDITSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar)) == CB_ERR )
{
wxLogDebug(_T("CB_SETEDITSEL failed"));
}
projects / wxWidgets.git / blobdiff