correct GetBestSize() to return correct best size, i.e. the same size as AutoSize...

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

diff --git a/src/msw/radiobut.cpp b/src/msw/radiobut.cpp
index abc19d681f2dfe229c863b32596ee26cbc40307c..dddab3e26a2d23f1a86d2e19068d3cf498e4d940 100644 (file)
--- a/src/msw/radiobut.cpp
+++ b/src/msw/radiobut.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

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

 // Purpose:     wxRadioButton
 // Author:      Julian Smart
 // Modified by:
 // Purpose:     wxRadioButton
 // Author:      Julian Smart
 // Modified by:


@@ -17,24 +17,20 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

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

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #if wxUSE_RADIOBTN
 
 #endif
 
 #if wxUSE_RADIOBTN
 

-#ifndef WX_PRECOMP

 #include "wx/radiobut.h"
 #include "wx/radiobut.h"

-#include "wx/settings.h"
-#include "wx/brush.h"
-#include "wx/dcscreen.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/settings.h"
+    #include "wx/dcscreen.h"

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


@@ -49,19 +45,54 @@
 
 
 #if wxUSE_EXTENDED_RTTI
 
 
 #if wxUSE_EXTENDED_RTTI

+WX_DEFINE_FLAGS( wxRadioButtonStyle )
+
+wxBEGIN_FLAGS( wxRadioButtonStyle )
+    // 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(wxRB_GROUP)
+
+wxEND_FLAGS( wxRadioButtonStyle )
+

 IMPLEMENT_DYNAMIC_CLASS_XTI(wxRadioButton, wxControl,"wx/radiobut.h")
 
 IMPLEMENT_DYNAMIC_CLASS_XTI(wxRadioButton, wxControl,"wx/radiobut.h")
 

-WX_BEGIN_PROPERTIES_TABLE(wxRadioButton)
-       WX_DELEGATE( OnClick , wxEVT_COMMAND_RADIOBUTTON_SELECTED , wxCommandEvent )
-       WX_PROPERTY_SET_AND_GET_BY_REF_RET_BOOL( Font , wxFont , SetFont , GetFont  , )
-       WX_PROPERTY_SET_BY_REF( Label,wxString, SetLabel, GetLabel, wxT("") )
-       WX_PROPERTY( Value ,bool, SetValue, GetValue, )
-WX_END_PROPERTIES_TABLE()
+wxBEGIN_PROPERTIES_TABLE(wxRadioButton)
+    wxEVENT_PROPERTY( Click , wxEVT_COMMAND_RADIOBUTTON_SELECTED , wxCommandEvent )
+    wxPROPERTY( Font , wxFont , SetFont , GetFont  , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxString(), 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY( Value ,bool, SetValue, GetValue, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY_FLAGS( WindowStyle , wxRadioButtonStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()

 
 

-WX_BEGIN_HANDLERS_TABLE(wxRadioButton)
-WX_END_HANDLERS_TABLE()
+wxBEGIN_HANDLERS_TABLE(wxRadioButton)
+wxEND_HANDLERS_TABLE()

 
 

-WX_CONSTRUCTOR_6( wxRadioButton , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle ) 
+wxCONSTRUCTOR_6( wxRadioButton , wxWindow* , Parent , wxWindowID , Id , wxString , Label , wxPoint , Position , wxSize , Size , long , WindowStyle )

 
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl)
 
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl)


@@ -70,7 +101,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxRadioButton, wxControl)
 
 void wxRadioButton::Init()
 {
 
 void wxRadioButton::Init()
 {

-    m_focusJustSet = FALSE;
+    m_isChecked = false;

 }
 
 bool wxRadioButton::Create(wxWindow *parent,
 }
 
 bool wxRadioButton::Create(wxWindow *parent,


@@ -83,7 +114,7 @@ bool wxRadioButton::Create(wxWindow *parent,
                            const wxString& name)
 {
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
                            const wxString& name)
 {
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )

-        return FALSE;
+        return false;

 
     long msStyle = WS_TABSTOP;
     if ( HasFlag(wxRB_GROUP) )
 
     long msStyle = WS_TABSTOP;
     if ( HasFlag(wxRB_GROUP) )


@@ -104,18 +135,20 @@ bool wxRadioButton::Create(wxWindow *parent,
 
     if ( HasFlag(wxCLIP_SIBLINGS) )
         msStyle |= WS_CLIPSIBLINGS;
 
     if ( HasFlag(wxCLIP_SIBLINGS) )
         msStyle |= WS_CLIPSIBLINGS;

+    if ( HasFlag(wxALIGN_RIGHT) )
+        msStyle |= BS_LEFTTEXT | BS_RIGHT;

 
     if ( !MSWCreateControl(_T("BUTTON"), msStyle, pos, size, label, 0) )
 
     if ( !MSWCreateControl(_T("BUTTON"), msStyle, pos, size, label, 0) )

-        return FALSE;
+        return false;

 
     // for compatibility with wxGTK, the first radio button in a group is
     // always checked (this makes sense anyhow as you need to ensure that at
     // least one button in the group is checked and this is the simlpest way to
     // do it)
     if ( HasFlag(wxRB_GROUP) )
 
     // for compatibility with wxGTK, the first radio button in a group is
     // always checked (this makes sense anyhow as you need to ensure that at
     // least one button in the group is checked and this is the simlpest way to
     // do it)
     if ( HasFlag(wxRB_GROUP) )

-        SetValue(TRUE);
+        SetValue(true);

 
 

-    return TRUE;
+    return true;

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


@@ -124,14 +157,20 @@ bool wxRadioButton::Create(wxWindow *parent,
 
 void wxRadioButton::SetValue(bool value)
 {
 
 void wxRadioButton::SetValue(bool value)
 {

-    // BST_CHECKED is defined as 1, BST_UNCHECKED as 0, so we can just pass
-    // value as is (we don't use BST_XXX here as they're not defined for Win16)
-    (void)::SendMessage(GetHwnd(), BM_SETCHECK, (WPARAM)value, 0L);
+    (void)::SendMessage(GetHwnd(), BM_SETCHECK, (value?BST_CHECKED:BST_UNCHECKED), 0L);
+
+    m_isChecked = value;

 
     // if we set the value of one radio button we also must clear all the other
     // buttons in the same group: Windows doesn't do it automatically
 
     // if we set the value of one radio button we also must clear all the other
     // buttons in the same group: Windows doesn't do it automatically

-    if ( value )
+    if ( m_isChecked )

     {
     {

+        // If another radiobutton in the group currently has the focus, we have to
+        // set it to this radiobutton, else the old readiobutton will be reselected
+        // automatically, if a parent window loses the focus and regains it.
+        bool shouldSetFocus = false;
+        wxWindow* pFocusWnd = FindFocus();
+

         const wxWindowList& siblings = GetParent()->GetChildren();
         wxWindowList::compatibility_iterator nodeThis = siblings.Find(this);
         wxCHECK_RET( nodeThis, _T("radio button not a child of its parent?") );
         const wxWindowList& siblings = GetParent()->GetChildren();
         wxWindowList::compatibility_iterator nodeThis = siblings.Find(this);
         wxCHECK_RET( nodeThis, _T("radio button not a child of its parent?") );


@@ -146,20 +185,25 @@ void wxRadioButton::SetValue(bool value)
             {
                 wxRadioButton *btn = wxDynamicCast(nodeBefore->GetData(),
                                                    wxRadioButton);
             {
                 wxRadioButton *btn = wxDynamicCast(nodeBefore->GetData(),
                                                    wxRadioButton);

-                if ( !btn )
+                if ( btn && btn->HasFlag(wxRB_SINGLE) )

                 {
                 {

-                    // the radio buttons in a group must be consecutive, so
-                    // there are no more of them
+                    // A wxRB_SINGLE button isn't part of this group

                     break;
                 }
 
                     break;
                 }
 

-                btn->SetValue(FALSE);
-
-                if ( btn->HasFlag(wxRB_GROUP) )
+                if (btn)

                 {
                 {

-                    // even if there are other radio buttons before this one,
-                    // they're not in the same group with us
-                    break;
+                    if (btn == pFocusWnd)
+                        shouldSetFocus = true;
+
+                    btn->SetValue(false);
+
+                    if ( btn->HasFlag(wxRB_GROUP) )
+                    {
+                        // even if there are other radio buttons before this one,
+                        // they're not in the same group with us
+                        break;
+                    }

                 }
             }
         }
                 }
             }
         }


@@ -172,22 +216,32 @@ void wxRadioButton::SetValue(bool value)
             wxRadioButton *btn = wxDynamicCast(nodeAfter->GetData(),
                                                wxRadioButton);
 
             wxRadioButton *btn = wxDynamicCast(nodeAfter->GetData(),
                                                wxRadioButton);
 

-            if ( !btn || btn->HasFlag(wxRB_GROUP) )
+            if ( btn && (btn->HasFlag(wxRB_GROUP) || btn->HasFlag(wxRB_SINGLE) ) )

             {
                 // no more buttons or the first button of the next group
                 break;
             }
 
             {
                 // no more buttons or the first button of the next group
                 break;
             }
 

-            btn->SetValue(FALSE);
+            if (btn)
+            {
+                if (btn == pFocusWnd)
+                        shouldSetFocus = true;
+
+                btn->SetValue(false);
+            }

         }
         }

+        if (shouldSetFocus)
+            SetFocus();

     }
 }
 
 bool wxRadioButton::GetValue() const
 {
     }
 }
 
 bool wxRadioButton::GetValue() const
 {

-    // NB: this will also return TRUE for BST_INDETERMINATE value if we ever
-    //     have 3-state radio buttons
-    return ::SendMessage(GetHwnd(), BM_GETCHECK, 0, 0L) != 0;
+    wxASSERT_MSG( m_isChecked ==
+                    (::SendMessage(GetHwnd(), BM_GETCHECK, 0, 0L) != 0),
+                  _T("wxRadioButton::m_isChecked is out of sync?") );
+
+    return m_isChecked;

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


@@ -196,57 +250,30 @@ bool wxRadioButton::GetValue() const
 
 void wxRadioButton::Command (wxCommandEvent& event)
 {
 
 void wxRadioButton::Command (wxCommandEvent& event)
 {

-    SetValue(event.m_commandInt != 0);
+    SetValue(event.GetInt() != 0);

     ProcessCommand(event);
 }
 
     ProcessCommand(event);
 }
 

-void wxRadioButton::SetFocus()
-{
-    // when the radio button receives a WM_SETFOCUS message it generates a
-    // BN_CLICKED which is totally unexpected and leads to catastrophic results
-    // if you pop up a dialog from the radio button event handler as, when the
-    // dialog is dismissed, the focus is returned to the radio button which
-    // generates BN_CLICKED which leads to showing another dialog and so on
-    // without end!
-    //
-    // to avoid this, we drop the pseudo BN_CLICKED events generated when the
-    // button gains focus
-    m_focusJustSet = TRUE;
-
-    wxControl::SetFocus();
-}
-

 bool wxRadioButton::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 {
     if ( param != BN_CLICKED )
 bool wxRadioButton::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 {
     if ( param != BN_CLICKED )

-        return FALSE;
+        return false;

 
 

-    if ( m_focusJustSet )
-    {
-        // see above: we want to ignore this event
-        m_focusJustSet = FALSE;
-    }
-    else // a real clicked event
+    if ( !m_isChecked )

     {
     {

-        bool isChecked = GetValue();
-
-        if ( HasFlag(wxRB_SINGLE) )
-        {
-            // when we use a "manual" radio button, we have to check the button
-            // ourselves -- but it's reset to unchecked state by the user code
-            // (presumably when another button is pressed)
-            if ( !isChecked )
-                SetValue(TRUE);
-        }
+        // we have to do this for BS_RADIOBUTTON anyhow and, strangely enough,
+        // sometimes this is needed even for BS_AUTORADIOBUTTON (when we
+        // receive focus the button gets BN_CLICKED but stays unchecked!)
+        SetValue(true);

 
         wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, GetId());
         event.SetEventObject( this );
 
         wxCommandEvent event(wxEVT_COMMAND_RADIOBUTTON_SELECTED, GetId());
         event.SetEventObject( this );

-        event.SetInt(isChecked);
+        event.SetInt(true); // always checked

 
         ProcessCommand(event);
     }
 
 
         ProcessCommand(event);
     }
 

-    return TRUE;
+    return true;

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


@@ -270,7 +297,7 @@ wxSize wxRadioButton::DoGetBestSize() const
     int wRadio, hRadio;
     if ( !str.empty() )
     {
     int wRadio, hRadio;
     if ( !str.empty() )
     {

-        GetTextExtent(str, &wRadio, &hRadio);
+        GetTextExtent(GetLabelText(str), &wRadio, &hRadio);

         wRadio += s_radioSize + GetCharWidth();
 
         if ( hRadio < s_radioSize )
         wRadio += s_radioSize + GetCharWidth();
 
         if ( hRadio < s_radioSize )


@@ -282,22 +309,19 @@ wxSize wxRadioButton::DoGetBestSize() const
         hRadio = s_radioSize;
     }
 
         hRadio = s_radioSize;
     }
 

-    return wxSize(wRadio, hRadio);
+    wxSize best(wRadio, hRadio);
+    CacheBestSize(best);
+    return best;

 }
 
 }
 

-long wxRadioButton::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+WXDWORD wxRadioButton::MSWGetStyle(long style, WXDWORD *exstyle) const

 {
 {

-    if (nMsg == WM_SETFOCUS)
-    {
-        m_focusJustSet = TRUE;
-
-        long ret = wxControl::MSWWindowProc(nMsg, wParam, lParam);
+    WXDWORD styleMSW = wxControl::MSWGetStyle(style, exstyle);

 
 

-        m_focusJustSet = FALSE;
+    if ( style & wxRB_GROUP )
+        styleMSW |= WS_GROUP;

 
 

-        return ret;
-    }
-    return wxControl::MSWWindowProc(nMsg, wParam, lParam);
+    return styleMSW;

 }
 
 #endif // wxUSE_RADIOBTN
 }
 
 #endif // wxUSE_RADIOBTN