X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ea6cbf486a3be57fd10283b3cd65a34e193d3d6c..739c5499fcab1c165b8dd0591c9fd9e2329b3cf9:/src/msw/spinctrl.cpp diff --git a/src/msw/spinctrl.cpp b/src/msw/spinctrl.cpp index 73fb437fc0..4625a25b49 100644 --- a/src/msw/spinctrl.cpp +++ b/src/msw/spinctrl.cpp @@ -29,6 +29,7 @@ #include "wx/spinctrl.h" #ifndef WX_PRECOMP + #include "wx/hashmap.h" #include "wx/msw/wrapcctl.h" // include "properly" #include "wx/event.h" #include "wx/textctrl.h" @@ -47,77 +48,10 @@ // macros // ---------------------------------------------------------------------------- -#if wxUSE_EXTENDED_RTTI -WX_DEFINE_FLAGS( wxSpinCtrlStyle ) - -wxBEGIN_FLAGS( wxSpinCtrlStyle ) - // new style border flags, we put them first to - // use them for streaming out - wxFLAGS_MEMBER(wxBORDER_SIMPLE) - wxFLAGS_MEMBER(wxBORDER_SUNKEN) - wxFLAGS_MEMBER(wxBORDER_DOUBLE) - wxFLAGS_MEMBER(wxBORDER_RAISED) - wxFLAGS_MEMBER(wxBORDER_STATIC) - wxFLAGS_MEMBER(wxBORDER_NONE) - - // old style border flags - wxFLAGS_MEMBER(wxSIMPLE_BORDER) - wxFLAGS_MEMBER(wxSUNKEN_BORDER) - wxFLAGS_MEMBER(wxDOUBLE_BORDER) - wxFLAGS_MEMBER(wxRAISED_BORDER) - wxFLAGS_MEMBER(wxSTATIC_BORDER) - wxFLAGS_MEMBER(wxBORDER) - - // standard window styles - wxFLAGS_MEMBER(wxTAB_TRAVERSAL) - wxFLAGS_MEMBER(wxCLIP_CHILDREN) - wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) - wxFLAGS_MEMBER(wxWANTS_CHARS) - wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) - wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) - wxFLAGS_MEMBER(wxVSCROLL) - wxFLAGS_MEMBER(wxHSCROLL) - - wxFLAGS_MEMBER(wxSP_HORIZONTAL) - wxFLAGS_MEMBER(wxSP_VERTICAL) - wxFLAGS_MEMBER(wxSP_ARROW_KEYS) - wxFLAGS_MEMBER(wxSP_WRAP) - -wxEND_FLAGS( wxSpinCtrlStyle ) - -IMPLEMENT_DYNAMIC_CLASS_XTI(wxSpinCtrl, wxControl,"wx/spinbut.h") - -wxBEGIN_PROPERTIES_TABLE(wxSpinCtrl) - wxEVENT_RANGE_PROPERTY( Spin , wxEVT_SCROLL_TOP , wxEVT_SCROLL_CHANGED , wxSpinEvent ) - wxEVENT_PROPERTY( Updated , wxEVT_COMMAND_SPINCTRL_UPDATED , wxCommandEvent ) - wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) - wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent ) - - wxPROPERTY( ValueString , wxString , SetValue , GetValue , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) ; - wxPROPERTY( Value , int , SetValue, GetValue, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) - wxPROPERTY( Min , int , SetMin, GetMin, 0, 0 /*flags*/ , wxT("Helpstring") , wxT("group") ) - wxPROPERTY( Max , int , SetMax, GetMax, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) - wxPROPERTY_FLAGS( WindowStyle , wxSpinCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style -/* - TODO PROPERTIES - style wxSP_ARROW_KEYS -*/ -wxEND_PROPERTIES_TABLE() - -wxBEGIN_HANDLERS_TABLE(wxSpinCtrl) -wxEND_HANDLERS_TABLE() - -wxCONSTRUCTOR_6( wxSpinCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , ValueString , wxPoint , Position , wxSize , Size , long , WindowStyle ) -#else -IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrl, wxControl) -#endif - BEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton) EVT_CHAR(wxSpinCtrl::OnChar) - EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus) EVT_KILL_FOCUS(wxSpinCtrl::OnKillFocus) - EVT_SPIN(wxID_ANY, wxSpinCtrl::OnSpinChange) END_EVENT_TABLE() #define GetBuddyHwnd() (HWND)(m_hwndBuddy) @@ -131,12 +65,28 @@ END_EVENT_TABLE() // font size?) static const int MARGIN_BETWEEN = 1; + +// --------------------------------------------------------------------------- +// global vars +// --------------------------------------------------------------------------- + +namespace +{ + +// Global hash used to find the spin control corresponding to the given buddy +// text control HWND. +WX_DECLARE_HASH_MAP(HWND, wxSpinCtrl *, + wxPointerHash, wxPointerEqual, + SpinForTextCtrl); + +SpinForTextCtrl gs_spinForTextCtrl; + +} // anonymous namespace + // ============================================================================ // implementation // ============================================================================ -wxArraySpins wxSpinCtrl::ms_allSpins; - // ---------------------------------------------------------------------------- // wnd proc for the buddy text ctrl // ---------------------------------------------------------------------------- @@ -146,7 +96,7 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd, WPARAM wParam, LPARAM lParam) { - wxSpinCtrl *spin = (wxSpinCtrl *)wxGetWindowUserData(hwnd); + wxSpinCtrl * const spin = wxSpinCtrl::GetSpinForTextCtrl(hwnd); // forward some messages (mostly the key and focus ones) to the spin ctrl switch ( message ) @@ -169,16 +119,38 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd, // is clicked with the "?" cursor case WM_HELP: #endif - spin->MSWWindowProc(message, wParam, lParam); - - // The control may have been deleted at this point, so check. - if ( !::IsWindow(hwnd) || wxGetWindowUserData(hwnd) != spin ) - return 0; + { + WXLRESULT result; + if ( spin->MSWHandleMessage(&result, message, wParam, lParam) ) + { + // Do not let the message be processed by the window proc + // of the text control if it had been already handled at wx + // level, this is consistent with what happens for normal, + // non-composite controls. + return 0; + } + + // The control may have been deleted at this point, so check. + if ( !::IsWindow(hwnd) ) + return 0; + } break; case WM_GETDLGCODE: - // we want to get WXK_RETURN in order to generate the event for it - return DLGC_WANTALLKEYS; + if ( spin->HasFlag(wxTE_PROCESS_ENTER) ) + { + long dlgCode = ::CallWindowProc + ( + CASTWNDPROC spin->GetBuddyWndProc(), + hwnd, + message, + wParam, + lParam + ); + dlgCode |= DLGC_WANTMESSAGE; + return dlgCode; + } + break; } return ::CallWindowProc(CASTWNDPROC spin->GetBuddyWndProc(), @@ -188,16 +160,16 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd, /* static */ wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy) { - wxSpinCtrl *spin = (wxSpinCtrl *)wxGetWindowUserData((HWND)hwndBuddy); - - int i = ms_allSpins.Index(spin); - - if ( i == wxNOT_FOUND ) + const SpinForTextCtrl::const_iterator + it = gs_spinForTextCtrl.find(hwndBuddy); + if ( it == gs_spinForTextCtrl.end() ) return NULL; + wxSpinCtrl * const spin = it->second; + // sanity check wxASSERT_MSG( spin->m_hwndBuddy == hwndBuddy, - _T("wxSpinCtrl has incorrect buddy HWND!") ); + wxT("wxSpinCtrl has incorrect buddy HWND!") ); return spin; } @@ -292,6 +264,14 @@ void wxSpinCtrl::NormalizeValue() // construction // ---------------------------------------------------------------------------- +void wxSpinCtrl::Init() +{ + m_blockEvent = false; + m_hwndBuddy = NULL; + m_wndProcBuddy = NULL; + m_oldValue = INT_MIN; +} + bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id, const wxString& value, @@ -301,13 +281,6 @@ bool wxSpinCtrl::Create(wxWindow *parent, int min, int max, int initial, const wxString& name) { - m_blockEvent = false; - - // this should be in ctor/init function but I don't want to add one to 2.8 - // to avoid problems with default ctor which can be inlined in the user - // code and so might not get this fix without recompilation - m_oldValue = INT_MIN; - // before using DoGetBestSize(), have to set style to let the base class // know whether this is a horizontal or vertical control (we're always // vertical) @@ -325,10 +298,15 @@ bool wxSpinCtrl::Create(wxWindow *parent, WXDWORD exStyle = 0; WXDWORD msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ; - // this control is used for numeric entry so normally using these flags by - // default shouldn't be a problem, if it is we can always add a style such - // as wxSP_NON_NUMERIC later - msStyle |= ES_RIGHT | ES_NUMBER; + // Scroll text automatically if there is not enough space to show all of + // it, this is better than not allowing to enter more digits at all. + msStyle |= ES_AUTOHSCROLL; + + // propagate text alignment style to text ctrl + if ( style & wxALIGN_RIGHT ) + msStyle |= ES_RIGHT; + else if ( style & wxALIGN_CENTER ) + msStyle |= ES_CENTER; // calculate the sizes: the size given is the total size for both controls // and we need to fit them both in the given width (height is the same) @@ -343,7 +321,7 @@ bool wxSpinCtrl::Create(wxWindow *parent, sizeText.x -= sizeBtn.x + MARGIN_BETWEEN; if ( sizeText.x <= 0 ) { - wxLogDebug(_T("not enough space for wxSpinCtrl!")); + wxLogDebug(wxT("not enough space for wxSpinCtrl!")); } wxPoint posBtn(pos); @@ -360,7 +338,7 @@ bool wxSpinCtrl::Create(wxWindow *parent, m_hwndBuddy = (WXHWND)::CreateWindowEx ( exStyle, // sunken border - _T("EDIT"), // window class + wxT("EDIT"), // window class NULL, // no window title msStyle, // style (will be shown later) pos.x, pos.y, // position @@ -388,7 +366,8 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxSpinButtonBase::SetRange(min, max); // subclass the text ctrl to be able to intercept some events - wxSetWindowUserData(GetBuddyHwnd(), this); + gs_spinForTextCtrl[GetBuddyHwnd()] = this; + m_wndProcBuddy = (WXFARPROC)wxSetWindowProc(GetBuddyHwnd(), wxBuddyTextWndProc); @@ -414,40 +393,57 @@ bool wxSpinCtrl::Create(wxWindow *parent, // associate the text window with the spin button (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0); + // If the initial text value is actually a number, it overrides the + // "initial" argument specified later. + long initialFromText; + if ( value.ToLong(&initialFromText) ) + initial = initialFromText; + SetValue(initial); + m_oldValue = initial; + // Set the range in the native control SetRange(min, max); + // Also set the text part of the control if it was specified independently + // but don't generate an event for this, it would be unexpected. + m_blockEvent = true; if ( !value.empty() ) - { SetValue(value); - m_oldValue = (int) wxAtol(value); - } - else - { - SetValue(wxString::Format(wxT("%d"), initial)); - m_oldValue = initial; - } - - // do it after finishing with m_hwndBuddy creation to avoid generating - // initial wxEVT_COMMAND_TEXT_UPDATED message - ms_allSpins.Add(this); + m_blockEvent = false; return true; } wxSpinCtrl::~wxSpinCtrl() { - ms_allSpins.Remove(this); - - // This removes spurious memory leak reporting - if (ms_allSpins.GetCount() == 0) - ms_allSpins.Clear(); - // destroy the buddy window because this pointer which wxBuddyTextWndProc // uses will not soon be valid any more - ::DestroyWindow(GetBuddyHwnd()); + ::DestroyWindow( GetBuddyHwnd() ); + + gs_spinForTextCtrl.erase(GetBuddyHwnd()); +} + +// ---------------------------------------------------------------------------- +// wxSpinCtrl-specific methods +// ---------------------------------------------------------------------------- + +int wxSpinCtrl::GetBase() const +{ + return ::SendMessage(GetHwnd(), UDM_GETBASE, 0, 0); +} + +bool wxSpinCtrl::SetBase(int base) +{ + if ( !::SendMessage(GetHwnd(), UDM_SETBASE, base, 0) ) + return false; + + // Whether we need to be able enter "x" or not influences whether we should + // use ES_NUMBER for the buddy control. + UpdateBuddyStyle(); + + return true; } // ---------------------------------------------------------------------------- @@ -465,32 +461,44 @@ void wxSpinCtrl::SetValue(const wxString& text) void wxSpinCtrl::SetValue(int val) { m_blockEvent = true; - + wxSpinButton::SetValue(val); - // normally setting the value of the spin button is enough as it updates - // its buddy control automatically ... - if ( wxGetWindowText(m_hwndBuddy).empty() ) + // Normally setting the value of the spin button is enough as it updates + // its buddy control automatically but in a couple of situations it doesn't + // do it, for whatever reason, do it explicitly then: + const wxString text = wxGetWindowText(m_hwndBuddy); + + // First case is when the text control is empty and the value is 0: the + // spin button just leaves it empty in this case, while we want to show 0 + // in it. + if ( text.empty() && !val ) + { + ::SetWindowText(GetBuddyHwnd(), wxT("0")); + } + + // Another one is when we're using hexadecimal base but the user input + // doesn't start with "0x" -- we prefer to show it to avoid ambiguity + // between decimal and hexadecimal. + if ( GetBase() == 16 && + (text.length() < 3 || text[0] != '0' || + (text[1] != 'x' && text[1] != 'X')) ) { - // ... but sometimes it doesn't, notably when the value is 0 and the - // text control is currently empty, the spin button seems to be happy - // to leave it like this, while we really want to always show the - // current value in the control, so do it manually ::SetWindowText(GetBuddyHwnd(), - wxString::Format(_T("%d"), val).wx_str()); + wxPrivate::wxSpinCtrlFormatAsHex(val, m_max).t_str()); } m_oldValue = GetValue(); - + m_blockEvent = false; } int wxSpinCtrl::GetValue() const { - wxString val = wxGetWindowText(m_hwndBuddy); + const wxString val = wxGetWindowText(m_hwndBuddy); long n; - if ( (wxSscanf(val, wxT("%ld"), &n) != 1) ) + if ( !val.ToLong(&n, GetBase()) ) n = INT_MIN; if ( n < m_min ) @@ -513,6 +521,43 @@ void wxSpinCtrl::SetSelection(long from, long to) ::SendMessage(GetBuddyHwnd(), EM_SETSEL, (WPARAM)from, (LPARAM)to); } +// ---------------------------------------------------------------------------- +// wxSpinButton methods +// ---------------------------------------------------------------------------- + +void wxSpinCtrl::SetRange(int minVal, int maxVal) +{ + // Manually adjust the old value to avoid an event being sent from + // NormalizeValue() called from inside the base class SetRange() as we're + // not supposed to generate any events from here. + if ( m_oldValue < minVal ) + m_oldValue = minVal; + else if ( m_oldValue > maxVal ) + m_oldValue = maxVal; + + wxSpinButton::SetRange(minVal, maxVal); + + UpdateBuddyStyle(); +} + +void wxSpinCtrl::UpdateBuddyStyle() +{ + // this control is used for numeric entry so restrict the input to numeric + // keys only -- but only if we don't need to be able to enter "-" in it as + // otherwise this would become impossible and also if we don't use + // hexadecimal as entering "x" of the "0x" prefix wouldn't be allowed + // neither then + const DWORD styleOld = ::GetWindowLong(GetBuddyHwnd(), GWL_STYLE); + DWORD styleNew; + if ( m_min < 0 || GetBase() != 10 ) + styleNew = styleOld & ~ES_NUMBER; + else + styleNew = styleOld | ES_NUMBER; + + if ( styleNew != styleOld ) + ::SetWindowLong(GetBuddyHwnd(), GWL_STYLE, styleNew); +} + // ---------------------------------------------------------------------------- // forward some methods to subcontrols // ---------------------------------------------------------------------------- @@ -551,30 +596,37 @@ bool wxSpinCtrl::Reparent(wxWindowBase *newParent) // window normally, but we recreate the updown control and reassign its // buddy. + // Get the position before changing the parent as it would be offset after + // changing it. + const wxRect rect = GetRect(); + if ( !wxWindowBase::Reparent(newParent) ) return false; newParent->GetChildren().DeleteObject(this); - // preserve the old values - const wxSize size = GetSize(); - int value = GetValue(); - const wxRect btnRect = wxRectFromRECT(wxGetWindowRect(GetHwnd())); - - // destroy the old spin button + // destroy the old spin button after detaching it from this wxWindow object + // (notice that m_hWnd will be reset by UnsubclassWin() so save it first) + const HWND hwndOld = GetHwnd(); UnsubclassWin(); - if ( !::DestroyWindow(GetHwnd()) ) + if ( !::DestroyWindow(hwndOld) ) + { wxLogLastError(wxT("DestroyWindow")); + } // create and initialize the new one if ( !wxSpinButton::Create(GetParent(), GetId(), - btnRect.GetPosition(), btnRect.GetSize(), + rect.GetPosition(), rect.GetSize(), GetWindowStyle(), GetName()) ) return false; - SetValue(value); + // reapply our values to wxSpinButton + wxSpinButton::SetValue(GetValue()); SetRange(m_min, m_max); - SetInitialSize(size); + + // also set the size again with wxSIZE_ALLOW_MINUS_ONE flag: this is + // necessary if our original position used -1 for either x or y + SetSize(rect, wxSIZE_ALLOW_MINUS_ONE); // associate it with the buddy control again ::SetParent(GetBuddyHwnd(), GetHwndOf(GetParent())); @@ -590,7 +642,7 @@ bool wxSpinCtrl::Enable(bool enable) return false; } - ::EnableWindow(GetBuddyHwnd(), enable); + MSWEnableHWND(GetBuddyHwnd(), enable); return true; } @@ -607,7 +659,7 @@ void wxSpinCtrl::DoSetToolTip(wxToolTip *tip) wxSpinButton::DoSetToolTip(tip); if ( tip ) - tip->Add(m_hwndBuddy); + tip->AddOtherWindow(m_hwndBuddy); } #endif // wxUSE_TOOLTIPS @@ -627,40 +679,67 @@ void wxSpinCtrl::SendSpinUpdate(int value) m_oldValue = value; } -void wxSpinCtrl::OnSpinChange(wxSpinEvent& eventSpin) +bool wxSpinCtrl::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, + WXWORD WXUNUSED(pos), WXHWND control) { - const int value = eventSpin.GetPosition(); - if ( value != m_oldValue ) + wxCHECK_MSG( control, false, wxT("scrolling what?") ); + + if ( wParam != SB_THUMBPOSITION ) { - SendSpinUpdate(value); + // probable SB_ENDSCROLL - we don't react to it + return false; } + + // Notice that we can't use "pos" from WM_VSCROLL as it is 16 bit and we + // might be using 32 bit range. + int new_value = GetValue(); + if (m_oldValue != new_value) + SendSpinUpdate( new_value ); + + return true; +} + +bool wxSpinCtrl::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result) +{ + NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam; + + if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control + return false; + + *result = 0; // never reject UP and DOWN events + + return TRUE; } + // ---------------------------------------------------------------------------- // size calculations // ---------------------------------------------------------------------------- wxSize wxSpinCtrl::DoGetBestSize() const +{ + return DoGetSizeFromTextSize(DEFAULT_ITEM_WIDTH); +} + +wxSize wxSpinCtrl::DoGetSizeFromTextSize(int xlen, int ylen) const { wxSize sizeBtn = wxSpinButton::DoGetBestSize(); - sizeBtn.x += DEFAULT_ITEM_WIDTH + MARGIN_BETWEEN; int y; wxGetCharSize(GetHWND(), NULL, &y, GetFont()); - y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(y); - // JACS: we should always use the height calculated // from above, because otherwise we'll get a spin control // that's too big. So never use the height calculated // from wxSpinButton::DoGetBestSize(). - // if ( sizeBtn.y < y ) - { - // make the text tall enough - sizeBtn.y = y; - } + wxSize tsize(xlen + sizeBtn.x + MARGIN_BETWEEN + 0.3 * y + 10, + EDIT_HEIGHT_FROM_CHAR_HEIGHT(y)); + + // Check if the user requested a non-standard height. + if ( ylen > 0 ) + tsize.IncBy(0, ylen - y); - return sizeBtn; + return tsize; } void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height) @@ -669,7 +748,7 @@ void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height) int widthText = width - widthBtn - MARGIN_BETWEEN; if ( widthText <= 0 ) { - wxLogDebug(_T("not enough space for wxSpinCtrl!")); + wxLogDebug(wxT("not enough space for wxSpinCtrl!")); } // 1) The buddy window