X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7d90194ccb382badfd569d0a791f03853d7e6a9a..25c702609db6a749ffd5f3e659ec348e4aa3a3c8:/src/msw/combobox.cpp?ds=sidebyside diff --git a/src/msw/combobox.cpp b/src/msw/combobox.cpp index 124b364f81..93c931c85f 100644 --- a/src/msw/combobox.cpp +++ b/src/msw/combobox.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: msw/combobox.cpp +// Name: src/msw/combobox.cpp // Purpose: wxComboBox class // Author: Julian Smart // Modified by: @@ -26,23 +26,22 @@ #if wxUSE_COMBOBOX +#include "wx/combobox.h" + #ifndef WX_PRECOMP + #include "wx/msw/wrapcctl.h" // include "properly" #include "wx/settings.h" #include "wx/log.h" // for wxEVT_COMMAND_TEXT_ENTER #include "wx/textctrl.h" + #include "wx/app.h" + #include "wx/brush.h" #endif -#include "wx/app.h" -#include "wx/combobox.h" -#include "wx/brush.h" #include "wx/clipbrd.h" #include "wx/msw/private.h" #if wxUSE_TOOLTIPS - #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__) - #include - #endif #include "wx/tooltip.h" #endif // wxUSE_TOOLTIPS @@ -88,7 +87,7 @@ wxBEGIN_FLAGS( wxComboBoxStyle ) wxEND_FLAGS( wxComboBoxStyle ) -IMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxControl,"wx/combobox.h") +IMPLEMENT_DYNAMIC_CLASS_XTI(wxComboBox, wxChoice,"wx/combobox.h") wxBEGIN_PROPERTIES_TABLE(wxComboBox) wxEVENT_PROPERTY( Select , wxEVT_COMMAND_COMBOBOX_SELECTED , wxCommandEvent ) @@ -109,7 +108,7 @@ wxCONSTRUCTOR_5( wxComboBox , wxWindow* , Parent , wxWindowID , Id , wxString , #else -IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl) +IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxChoice) #endif @@ -199,7 +198,7 @@ LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd, { wxCHECK_MSG( win, 0, _T("should have a parent") ); - if ( win->GetWindowStyle() & wxPROCESS_ENTER ) + if ( win->GetWindowStyle() & wxTE_PROCESS_ENTER ) { // need to return a custom dlg code or we'll never get it return DLGC_WANTMESSAGE; @@ -207,28 +206,12 @@ LRESULT APIENTRY _EXPORT wxComboEditWndProc(HWND hWnd, } break; - // deal with tooltips here -#if wxUSE_TOOLTIPS && defined(TTN_NEEDTEXT) - case WM_NOTIFY: - { - wxCHECK_MSG( win, 0, _T("should have a parent") ); - - NMHDR* hdr = (NMHDR *)lParam; - if ( hdr->code == TTN_NEEDTEXT ) - { - wxToolTip *tooltip = win->GetToolTip(); - if ( tooltip ) - { - TOOLTIPTEXT *ttt = (TOOLTIPTEXT *)lParam; - ttt->lpszText = (wxChar *)tooltip->GetTip().c_str(); - } - - // processed - return 0; - } - } + case WM_CUT: + case WM_COPY: + case WM_PASTE: + if( win->HandleClipboardEvent( message ) ) + return 0; break; -#endif // wxUSE_TOOLTIPS } return ::CallWindowProc(CASTWNDPROC gs_wndprocEdit, hWnd, message, wParam, lParam); @@ -280,10 +263,16 @@ bool wxComboBox::MSWProcessEditMsg(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam) // when Enter is pressed if ( wParam == VK_RETURN ) { + if (SendMessage(GetHwnd(), CB_GETDROPPEDSTATE, 0, 0)) + return false; + wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); - InitCommandEvent(event); + + const int sel = GetSelection(); + event.SetInt(sel); event.SetString(GetValue()); - event.SetInt(GetSelection()); + InitCommandEventWithItems(event, sel); + if ( ProcessCommand(event) ) { // don't let the event through to the native control @@ -323,19 +312,28 @@ bool wxComboBox::MSWCommand(WXUINT param, WXWORD id) switch ( param ) { case CBN_SELENDOK: +#ifndef __SMARTPHONE__ // we need to reset this to prevent the selection from being undone // by wxChoice, see wxChoice::MSWCommand() and comments there m_lastAcceptedSelection = wxID_NONE; +#endif // set these variables so that they could be also fixed in // CBN_EDITCHANGE below sel = GetSelection(); - value = GetValue(); + value = GetStringSelection(); + + // this string is going to become the new combobox value soon but + // we need it to be done right now, otherwise the event handler + // could get a wrong value when it calls our GetValue() + ::SetWindowText(GetHwnd(), value.wx_str()); + { wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, GetId()); - event.SetEventObject(this); event.SetInt(sel); event.SetString(value); + InitCommandEventWithItems(event, sel); + ProcessCommand(event); } @@ -346,7 +344,6 @@ bool wxComboBox::MSWCommand(WXUINT param, WXWORD id) case CBN_EDITCHANGE: { wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId()); - event.SetEventObject(this); // if sel != -1, value was already initialized above if ( sel == -1 ) @@ -355,6 +352,8 @@ bool wxComboBox::MSWCommand(WXUINT param, WXWORD id) } event.SetString(value); + InitCommandEventWithItems(event, sel); + ProcessCommand(event); } break; @@ -365,14 +364,38 @@ bool wxComboBox::MSWCommand(WXUINT param, WXWORD id) // skip wxChoice version as it would generate its own events for // CBN_SELENDOK - return wxControl::MSWCommand(param, id); + return true; +} + +bool wxComboBox::MSWShouldPreProcessMessage(WXMSG *pMsg) +{ + // prevent command accelerators from stealing editing + // hotkeys when we have the focus + if (wxIsCtrlDown()) + { + WPARAM vkey = pMsg->wParam; + + switch (vkey) + { + case 'C': + case 'V': + case 'X': + case VK_INSERT: + case VK_DELETE: + case VK_HOME: + case VK_END: + return false; + } + } + + return wxChoice::MSWShouldPreProcessMessage(pMsg); } WXHWND wxComboBox::GetEditHWND() const { // this function should not be called for wxCB_READONLY controls, it is // the callers responsability to check this - wxASSERT_MSG( !(GetWindowStyle() & wxCB_READONLY), + wxASSERT_MSG( !HasFlag(wxCB_READONLY), _T("read-only combobox doesn't have any edit control") ); POINT pt; @@ -380,7 +403,7 @@ WXHWND wxComboBox::GetEditHWND() const HWND hwndEdit = ::ChildWindowFromPoint(GetHwnd(), pt); if ( !hwndEdit || hwndEdit == GetHwnd() ) { - wxFAIL_MSG(_T("not read only combobox without edit control?")); + wxFAIL_MSG(_T("combobox without edit control?")); } return (WXHWND)hwndEdit; @@ -419,8 +442,7 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id, // edit control, we must subclass it as well if ( !(style & wxCB_READONLY) ) { - gs_wndprocEdit = wxSetWindowProc((HWND)GetEditHWND(), - wxComboEditWndProc); + gs_wndprocEdit = wxSetWindowProc((HWND)GetEditHWND(), wxComboEditWndProc); } // and finally, show the control @@ -480,232 +502,24 @@ WXDWORD wxComboBox::MSWGetStyle(long style, WXDWORD *exstyle) const // wxComboBox text control-like methods // ---------------------------------------------------------------------------- -wxString wxComboBox::GetValue() const -{ - return wxGetWindowText(m_hWnd); -} - void wxComboBox::SetValue(const wxString& value) { if ( HasFlag(wxCB_READONLY) ) SetStringSelection(value); else - SetWindowText(GetHwnd(), value.c_str()); -} - -// Clipboard operations -void wxComboBox::Copy() -{ - SendMessage(GetHwnd(), WM_COPY, 0, 0L); -} - -void wxComboBox::Cut() -{ - SendMessage(GetHwnd(), WM_CUT, 0, 0L); -} - -void wxComboBox::Paste() -{ - SendMessage(GetHwnd(), WM_PASTE, 0, 0L); -} - -void wxComboBox::Undo() -{ - if (CanUndo()) - { - HWND hEditWnd = (HWND) GetEditHWND(); - if ( hEditWnd ) - ::SendMessage(hEditWnd, EM_UNDO, 0, 0); - } -} - -void wxComboBox::Redo() -{ - if (CanUndo()) - { - // Same as Undo, since Undo undoes the undo, i.e. a redo. - HWND hEditWnd = (HWND) GetEditHWND(); - if ( hEditWnd ) - ::SendMessage(hEditWnd, EM_UNDO, 0, 0); - } -} - -void wxComboBox::SelectAll() -{ - SetSelection(0, GetLastPosition()); -} - -bool wxComboBox::CanUndo() const -{ - if (!IsEditable()) - return false; - - HWND hEditWnd = (HWND) GetEditHWND(); - if ( hEditWnd ) - return ::SendMessage(hEditWnd, EM_CANUNDO, 0, 0) != 0; - else - return false; -} - -bool wxComboBox::CanRedo() const -{ - if (!IsEditable()) - return false; - - HWND hEditWnd = (HWND) GetEditHWND(); - if ( hEditWnd ) - return ::SendMessage(hEditWnd, EM_CANUNDO, 0, 0) != 0; - else - return false; -} - -bool wxComboBox::HasSelection() const -{ - long from, to; - GetSelection(&from, &to); - return from != to; -} - -bool wxComboBox::CanCopy() const -{ - // Can copy if there's a selection - return HasSelection(); -} - -bool wxComboBox::CanCut() const -{ - return IsEditable() && CanCopy(); + wxTextEntry::SetValue(value); } -bool wxComboBox::CanPaste() const +void wxComboBox::Clear() { - if ( !IsEditable() ) - return false; - - // Standard edit control: check for straight text on clipboard - if ( !::OpenClipboard(GetHwndOf(wxTheApp->GetTopWindow())) ) - return false; - - bool isTextAvailable = ::IsClipboardFormatAvailable(CF_TEXT) != 0; - ::CloseClipboard(); - - return isTextAvailable; + wxChoice::Clear(); + if ( !HasFlag(wxCB_READONLY) ) + wxTextEntry::Clear(); } bool wxComboBox::IsEditable() const { - return !HasFlag(wxCB_READONLY); -} - -void wxComboBox::SetEditable(bool WXUNUSED(editable)) -{ - // Can't implement in MSW? -// HWND hWnd = GetHwnd(); -// SendMessage(hWnd, EM_SETREADONLY, (WPARAM)!editable, (LPARAM)0L); -} - -void wxComboBox::SetInsertionPoint(long pos) -{ - if ( GetWindowStyle() & wxCB_READONLY ) - return; - -#ifdef __WIN32__ - HWND hWnd = GetHwnd(); - ::SendMessage(hWnd, CB_SETEDITSEL, 0, MAKELPARAM(pos, pos)); - HWND hEditWnd = (HWND) GetEditHWND(); - if ( hEditWnd ) - { - // Scroll insertion point into view - SendMessage(hEditWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0); - // Why is this necessary? (Copied from wxTextCtrl::SetInsertionPoint) - SendMessage(hEditWnd, EM_REPLACESEL, 0, (LPARAM) wxEmptyString); - } -#endif // __WIN32__ -} - -void wxComboBox::SetInsertionPointEnd() -{ - // setting insertion point doesn't make sense for read only comboboxes - if ( !(GetWindowStyle() & wxCB_READONLY) ) - { - wxTextPos pos = GetLastPosition(); - SetInsertionPoint(pos); - } -} - -long wxComboBox::GetInsertionPoint() const -{ - // CB_GETEDITSEL returns the index of the first character of the selection in - // its low-order word - DWORD pos= (DWORD)::SendMessage(GetHwnd(), CB_GETEDITSEL, 0, 0L); - return LOWORD(pos); -} - -wxTextPos wxComboBox::GetLastPosition() const -{ - HWND hEditWnd = (HWND) GetEditHWND(); - - // Get number of characters in the last (only) line. We'll add this to the character - // index for the last line, 1st position. - wxTextPos lineLength = (wxTextPos)SendMessage(hEditWnd, EM_LINELENGTH, (WPARAM) 0, (LPARAM)0L); - - return lineLength; -} - -void wxComboBox::Replace(long from, long to, const wxString& value) -{ -#if wxUSE_CLIPBOARD - Remove(from, to); - - // Now replace with 'value', by pasting. - wxSetClipboardData(wxDF_TEXT, (wxObject *)(const wxChar *)value, 0, 0); - - // Paste into edit control - SendMessage(GetHwnd(), WM_PASTE, (WPARAM)0, (LPARAM)0L); -#else - wxUnusedVar(from); - wxUnusedVar(to); - wxUnusedVar(value); -#endif -} - -void wxComboBox::Remove(long from, long to) -{ - // Set selection and remove it - SetSelection(from, to); - SendMessage(GetHwnd(), WM_CUT, (WPARAM)0, (LPARAM)0); -} - -void wxComboBox::SetSelection(long from, long to) -{ - // if from and to are both -1, it means (in wxWidgets) that all text should - // be selected, translate this into Windows convention - if ( (from == -1) && (to == -1) ) - { - from = 0; - } - - if ( SendMessage(GetHwnd(), CB_SETEDITSEL, - 0, (LPARAM)MAKELONG(from, to)) == CB_ERR ) - { - wxLogDebug(_T("CB_SETEDITSEL failed")); - } -} - -void wxComboBox::GetSelection(long* from, long* to) const -{ - DWORD dwStart, dwEnd; - if ( ::SendMessage(GetHwnd(), CB_GETEDITSEL, - (WPARAM)&dwStart, (LPARAM)&dwEnd) == CB_ERR ) - { - *from = - *to = 0; - } - else - { - *from = dwStart; - *to = dwEnd; - } + return !HasFlag(wxCB_READONLY) && wxTextEntry::IsEditable(); } // ---------------------------------------------------------------------------- @@ -777,13 +591,24 @@ void wxComboBox::OnUpdateRedo(wxUpdateUIEvent& event) void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event) { - event.Enable(HasSelection() && IsEditable()); + event.Enable(IsEditable() && HasSelection()); } void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event) { - event.Enable(GetLastPosition() > 0); + event.Enable(IsEditable() && GetLastPosition() > 0); } -#endif // wxUSE_COMBOBOX +#if wxUSE_TOOLTIPS + +void wxComboBox::DoSetToolTip(wxToolTip *tip) +{ + wxChoice::DoSetToolTip(tip); + + if ( tip && !HasFlag(wxCB_READONLY) ) + tip->Add(GetEditHWND()); +} + +#endif // wxUSE_TOOLTIPS +#endif // wxUSE_COMBOBOX