svn not cvs

[wxWidgets.git] / src / msw / spinctrl.cpp

diff --git a/src/msw/spinctrl.cpp b/src/msw/spinctrl.cpp
index 283d9fe0e356d28e4072205a44ae48d3144813a9..39e32fbf709d6890613b7c4c3a28796cad72edf1 100644 (file)
--- a/src/msw/spinctrl.cpp
+++ b/src/msw/spinctrl.cpp
@@ -1,11 +1,11 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        msw/spinctrl.cpp
+// Name:        src/msw/spinctrl.cpp

 // Purpose:     wxSpinCtrl class implementation for Win32
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     22.07.99
 // RCS-ID:      $Id$
 // Purpose:     wxSpinCtrl class implementation for Win32
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     22.07.99
 // RCS-ID:      $Id$

-// Copyright:   (c) Vadim Zeitlin
+// Copyright:   (c) 1999-2005 Vadim Zeitlin

 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 


@@ -13,11 +13,6 @@
 // declarations
 // ============================================================================
 
 // declarations
 // ============================================================================
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "spinctrlbase.h"
-    #pragma implementation "spinctrl.h"
-#endif
-

 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------


@@ -29,21 +24,23 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

-#ifndef WX_PRECOMP
-    #include "wx/wx.h"
-#endif
-

 #if wxUSE_SPINCTRL
 
 #if wxUSE_SPINCTRL
 

-#if defined(__WIN95__)
-

 #include "wx/spinctrl.h"
 #include "wx/spinctrl.h"

-#include "wx/msw/private.h"

 
 

-#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
-    #include <commctrl.h>
+#ifndef WX_PRECOMP
+    #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
+    #include "wx/event.h"
+    #include "wx/textctrl.h"
+    #include "wx/wxcrtvararg.h"

 #endif
 
 #endif
 

+#include "wx/msw/private.h"
+
+#if wxUSE_TOOLTIPS
+    #include "wx/tooltip.h"
+#endif // wxUSE_TOOLTIPS
+

 #include <limits.h>         // for INT_MIN
 
 // ----------------------------------------------------------------------------
 #include <limits.h>         // for INT_MIN
 
 // ----------------------------------------------------------------------------


@@ -91,7 +88,7 @@ wxEND_FLAGS( wxSpinCtrlStyle )
 IMPLEMENT_DYNAMIC_CLASS_XTI(wxSpinCtrl, wxControl,"wx/spinbut.h")
 
 wxBEGIN_PROPERTIES_TABLE(wxSpinCtrl)
 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 )
     wxEVENT_PROPERTY( Updated , wxEVT_COMMAND_SPINCTRL_UPDATED , wxCommandEvent )
     wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent )
     wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent )


@@ -119,7 +116,7 @@ BEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton)
     EVT_CHAR(wxSpinCtrl::OnChar)
 
     EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus)
     EVT_CHAR(wxSpinCtrl::OnChar)
 
     EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus)

-
+    EVT_KILL_FOCUS(wxSpinCtrl::OnKillFocus)

     EVT_SPIN(wxID_ANY, wxSpinCtrl::OnSpinChange)
 END_EVENT_TABLE()
 
     EVT_SPIN(wxID_ANY, wxSpinCtrl::OnSpinChange)
 END_EVENT_TABLE()
 


@@ -203,28 +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))
 {
 // 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
     }
 
     // not processed


@@ -268,6 +251,13 @@ void wxSpinCtrl::OnChar(wxKeyEvent& event)
     event.Skip();
 }
 
     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
 void wxSpinCtrl::OnSetFocus(wxFocusEvent& event)
 {
     // when we get focus, give it to our buddy window as it needs it more than


@@ -277,6 +267,22 @@ void wxSpinCtrl::OnSetFocus(wxFocusEvent& event)
     event.Skip();
 }
 
     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
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // construction
 // ----------------------------------------------------------------------------


@@ -290,6 +296,11 @@ bool wxSpinCtrl::Create(wxWindow *parent,
                         int min, int max, int initial,
                         const wxString& name)
 {
                         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)
     // 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)


@@ -362,8 +373,7 @@ bool wxSpinCtrl::Create(wxWindow *parent,
         return false;
     }
 
         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);
 
     // subclass the text ctrl to be able to intercept some events
     wxSetWindowUserData(GetBuddyHwnd(), this);


@@ -385,16 +395,27 @@ bool wxSpinCtrl::Create(wxWindow *parent,
         sizeText.y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
     }
 
         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);
 
 
     (void)::ShowWindow(GetBuddyHwnd(), SW_SHOW);
 
     // associate the text window with the spin button
     (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0);
 

-    if ( !value.IsEmpty() )
+    SetValue(initial);
+
+    // Set the range in the native control
+    SetRange(min, max);
+
+    if ( !value.empty() )

     {
         SetValue(value);
     {
         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
     }
 
     // do it after finishing with m_hwndBuddy creation to avoid generating


@@ -429,16 +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;
 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;
         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;
 }
 
     return n;
 }


@@ -452,7 +494,7 @@ void wxSpinCtrl::SetSelection(long from, long to)
         from = 0;
     }
 
         from = 0;
     }
 

-    ::SendMessage((HWND)m_hwndBuddy, EM_SETSEL, (WPARAM)from, (LPARAM)to);
+    ::SendMessage(GetBuddyHwnd(), EM_SETSEL, (WPARAM)from, (LPARAM)to);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -502,21 +544,39 @@ void wxSpinCtrl::SetFocus()
     ::SetFocus(GetBuddyHwnd());
 }
 
     ::SetFocus(GetBuddyHwnd());
 }
 

+#if wxUSE_TOOLTIPS
+
+void wxSpinCtrl::DoSetToolTip(wxToolTip *tip)
+{
+    wxSpinButton::DoSetToolTip(tip);
+
+    if ( tip )
+        tip->Add(m_hwndBuddy);
+}
+
+#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);
 {
     wxCommandEvent event(wxEVT_COMMAND_SPINCTRL_UPDATED, GetId());
     event.SetEventObject(this);

-    event.SetInt(eventSpin.GetPosition());
+    event.SetInt(value);

 
     (void)GetEventHandler()->ProcessEvent(event);
 
 
     (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);

     }
 }
 
     }
 }
 


@@ -556,16 +616,12 @@ void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height)
         wxLogDebug(_T("not enough space for wxSpinCtrl!"));
     }
 
         wxLogDebug(_T("not enough space for wxSpinCtrl!"));
     }
 

-    if ( !::MoveWindow(GetBuddyHwnd(), x, y, widthText, height, TRUE) )
-    {
-        wxLogLastError(wxT("MoveWindow(buddy)"));
-    }
+    // 1) The buddy window
+    DoMoveSibling(m_hwndBuddy, x, y, widthText, height);

 
 

+    // 2) The button window

     x += widthText + MARGIN_BETWEEN;
     x += widthText + MARGIN_BETWEEN;

-    if ( !::MoveWindow(GetHwnd(), x, y, widthBtn, height, TRUE) )
-    {
-        wxLogLastError(wxT("MoveWindow"));
-    }
+    wxSpinButton::DoMoveWindow(x, y, widthBtn, height);

 }
 
 // get total size of the control
 }
 
 // get total size of the control


@@ -593,8 +649,4 @@ void wxSpinCtrl::DoGetPosition(int *x, int *y) const
     wxConstCast(this, wxSpinCtrl)->m_hWnd = hWnd;
 }
 
     wxConstCast(this, wxSpinCtrl)->m_hWnd = hWnd;
 }
 

-#endif // __WIN95__
-
-#endif
-       // wxUSE_SPINCTRL
-
+#endif // wxUSE_SPINCTRL