X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8907154c1a8a6882c6797d1f16393ddfb23e7f3a..950905affdfa9041316f82308e1a11e82c783070:/src/msw/spinctrl.cpp?ds=inline diff --git a/src/msw/spinctrl.cpp b/src/msw/spinctrl.cpp index 8beb9485ca..39e32fbf70 100644 --- a/src/msw/spinctrl.cpp +++ b/src/msw/spinctrl.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: msw/spinctrl.cpp +// Name: src/msw/spinctrl.cpp // Purpose: wxSpinCtrl class implementation for Win32 // Author: Vadim Zeitlin // Modified by: @@ -24,15 +24,18 @@ #pragma hdrstop #endif -#ifndef WX_PRECOMP - #include "wx/wx.h" -#endif - #if wxUSE_SPINCTRL #include "wx/spinctrl.h" + +#ifndef WX_PRECOMP + #include "wx/msw/wrapcctl.h" // include "properly" + #include "wx/event.h" + #include "wx/textctrl.h" + #include "wx/wxcrtvararg.h" +#endif + #include "wx/msw/private.h" -#include "wx/msw/wrapcctl.h" #if wxUSE_TOOLTIPS #include "wx/tooltip.h" @@ -85,7 +88,7 @@ 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_ENDSCROLL , wxSpinEvent ) + 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 ) @@ -113,7 +116,7 @@ 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() @@ -197,28 +200,14 @@ wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy) // process a WM_COMMAND generated by the buddy text control bool wxSpinCtrl::ProcessTextCommand(WXWORD cmd, WXWORD WXUNUSED(id)) { - switch (cmd) + if ( cmd == EN_CHANGE ) { - case EN_CHANGE: - { - wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId()); - event.SetEventObject(this); - wxString val = wxGetWindowText(m_hwndBuddy); - event.SetString(val); - event.SetInt(GetValue()); - return GetEventHandler()->ProcessEvent(event); - } - case EN_SETFOCUS: - case EN_KILLFOCUS: - { - wxFocusEvent event(cmd == EN_KILLFOCUS ? wxEVT_KILL_FOCUS - : wxEVT_SET_FOCUS, - m_windowId); - event.SetEventObject( this ); - return GetEventHandler()->ProcessEvent(event); - } - default: - break; + wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId()); + event.SetEventObject(this); + wxString val = wxGetWindowText(m_hwndBuddy); + event.SetString(val); + event.SetInt(GetValue()); + return GetEventHandler()->ProcessEvent(event); } // not processed @@ -262,6 +251,13 @@ void wxSpinCtrl::OnChar(wxKeyEvent& event) event.Skip(); } +void wxSpinCtrl::OnKillFocus(wxFocusEvent& event) +{ + // ensure that a correct value is shown by the control + NormalizeValue(); + event.Skip(); +} + void wxSpinCtrl::OnSetFocus(wxFocusEvent& event) { // when we get focus, give it to our buddy window as it needs it more than @@ -271,6 +267,22 @@ void wxSpinCtrl::OnSetFocus(wxFocusEvent& event) event.Skip(); } +void wxSpinCtrl::NormalizeValue() +{ + const int value = GetValue(); + const bool changed = value != m_oldValue; + + // notice that we have to call SetValue() even if the value didn't change + // because otherwise we could be left with empty buddy control when value + // is 0, see comment in SetValue() + SetValue(value); + + if ( changed ) + { + SendSpinUpdate(value); + } +} + // ---------------------------------------------------------------------------- // construction // ---------------------------------------------------------------------------- @@ -284,6 +296,11 @@ bool wxSpinCtrl::Create(wxWindow *parent, int min, int max, int initial, const wxString& name) { + // 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) @@ -356,8 +373,7 @@ bool wxSpinCtrl::Create(wxWindow *parent, return false; } - SetRange(min, max); - SetValue(initial); + wxSpinButtonBase::SetRange(min, max); // subclass the text ctrl to be able to intercept some events wxSetWindowUserData(GetBuddyHwnd(), this); @@ -379,16 +395,27 @@ bool wxSpinCtrl::Create(wxWindow *parent, sizeText.y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy); } - SetBestSize(size); + SetInitialSize(size); (void)::ShowWindow(GetBuddyHwnd(), SW_SHOW); // associate the text window with the spin button (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0); + SetValue(initial); + + // Set the range in the native control + SetRange(min, max); + 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 @@ -423,16 +450,37 @@ void wxSpinCtrl::SetValue(const wxString& text) } } +void wxSpinCtrl::SetValue(int val) +{ + 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() ) + { + // ... 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()); + } + + m_oldValue = GetValue(); +} + int wxSpinCtrl::GetValue() const { wxString val = wxGetWindowText(m_hwndBuddy); long n; - if ( (wxSscanf(val, wxT("%lu"), &n) != 1) ) + if ( (wxSscanf(val, wxT("%ld"), &n) != 1) ) n = INT_MIN; - if (n < m_min) n = m_min; - if (n > m_max) n = m_max; + if ( n < m_min ) + n = m_min; + if ( n > m_max ) + n = m_max; return n; } @@ -509,20 +557,26 @@ void wxSpinCtrl::DoSetToolTip(wxToolTip *tip) #endif // wxUSE_TOOLTIPS // ---------------------------------------------------------------------------- -// event processing +// events processing and generation // ---------------------------------------------------------------------------- -void wxSpinCtrl::OnSpinChange(wxSpinEvent& eventSpin) +void wxSpinCtrl::SendSpinUpdate(int value) { wxCommandEvent event(wxEVT_COMMAND_SPINCTRL_UPDATED, GetId()); event.SetEventObject(this); - event.SetInt(eventSpin.GetPosition()); + event.SetInt(value); (void)GetEventHandler()->ProcessEvent(event); - if ( eventSpin.GetSkipped() ) + m_oldValue = value; +} + +void wxSpinCtrl::OnSpinChange(wxSpinEvent& eventSpin) +{ + const int value = eventSpin.GetPosition(); + if ( value != m_oldValue ) { - event.Skip(); + SendSpinUpdate(value); } } @@ -596,4 +650,3 @@ void wxSpinCtrl::DoGetPosition(int *x, int *y) const } #endif // wxUSE_SPINCTRL -