fix for potention crash when conversion fails

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

diff --git a/src/msw/dialog.cpp b/src/msw/dialog.cpp
index 9e94d472c4ece5570caf12303d913390e33e5985..ed5230d7d166d554d3062fbb761713bc4b21fccb 100644 (file)
--- a/src/msw/dialog.cpp
+++ b/src/msw/dialog.cpp
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

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

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


@@ -28,24 +24,28 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#include "wx/dialog.h"
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-    #include "wx/dialog.h"

     #include "wx/utils.h"
     #include "wx/frame.h"
     #include "wx/app.h"
     #include "wx/utils.h"
     #include "wx/frame.h"
     #include "wx/app.h"

+    #include "wx/button.h"

     #include "wx/settings.h"
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/settings.h"
     #include "wx/intl.h"
     #include "wx/log.h"

+    #include "wx/toolbar.h"

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

-#include "wx/log.h"

 #include "wx/evtloop.h"
 #include "wx/ptr_scpd.h"
 
 #include "wx/evtloop.h"
 #include "wx/ptr_scpd.h"
 

-#if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__)
-    #include <commdlg.h>
-#endif
+#include "wx/msw/wrapcdlg.h"
+
+#if defined(__SMARTPHONE__) && defined(__WXWINCE__)
+    #include "wx/msw/wince/resources.h"
+#endif // __SMARTPHONE__ && __WXWINCE__

 
 // ----------------------------------------------------------------------------
 // wxWin macros
 
 // ----------------------------------------------------------------------------
 // wxWin macros


@@ -63,7 +63,7 @@ wxBEGIN_FLAGS( wxDialogStyle )
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)

-    
+

     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)


@@ -80,10 +80,14 @@ wxBEGIN_FLAGS( wxDialogStyle )
     wxFLAGS_MEMBER(wxWS_EX_VALIDATE_RECURSIVELY)
     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
     wxFLAGS_MEMBER(wxCAPTION)
     wxFLAGS_MEMBER(wxWS_EX_VALIDATE_RECURSIVELY)
     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
     wxFLAGS_MEMBER(wxCAPTION)

+#if WXWIN_COMPATIBILITY_2_6

     wxFLAGS_MEMBER(wxTHICK_FRAME)
     wxFLAGS_MEMBER(wxTHICK_FRAME)

+#endif // WXWIN_COMPATIBILITY_2_6

     wxFLAGS_MEMBER(wxSYSTEM_MENU)
     wxFLAGS_MEMBER(wxRESIZE_BORDER)
     wxFLAGS_MEMBER(wxSYSTEM_MENU)
     wxFLAGS_MEMBER(wxRESIZE_BORDER)

+#if WXWIN_COMPATIBILITY_2_6

     wxFLAGS_MEMBER(wxRESIZE_BOX)
     wxFLAGS_MEMBER(wxRESIZE_BOX)

+#endif // WXWIN_COMPATIBILITY_2_6

     wxFLAGS_MEMBER(wxCLOSE_BOX)
     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
     wxFLAGS_MEMBER(wxMINIMIZE_BOX)
     wxFLAGS_MEMBER(wxCLOSE_BOX)
     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
     wxFLAGS_MEMBER(wxMINIMIZE_BOX)


@@ -99,7 +103,7 @@ wxEND_PROPERTIES_TABLE()
 wxBEGIN_HANDLERS_TABLE(wxDialog)
 wxEND_HANDLERS_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxDialog)
 wxEND_HANDLERS_TABLE()
 

-wxCONSTRUCTOR_6( wxDialog , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle) 
+wxCONSTRUCTOR_6( wxDialog , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle)

 
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)
 
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)


@@ -140,7 +144,7 @@ private:
     wxModalEventLoop m_evtLoop;
 };
 
     wxModalEventLoop m_evtLoop;
 };
 

-wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData);
+wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData)

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -153,9 +157,12 @@ wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData);
 void wxDialog::Init()
 {
     m_oldFocus = (wxWindow *)NULL;
 void wxDialog::Init()
 {
     m_oldFocus = (wxWindow *)NULL;

-    m_isShown = FALSE;
+    m_isShown = false;

     m_modalData = NULL;
     m_modalData = NULL;

-    m_endModalCalled = FALSE;
+    m_endModalCalled = false;
+#if wxUSE_TOOLBAR && defined(__POCKETPC__)
+    m_dialogToolBar = NULL;
+#endif

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


@@ -175,16 +182,23 @@ bool wxDialog::Create(wxWindow *parent,
     style |= wxTAB_TRAVERSAL;
 
     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
     style |= wxTAB_TRAVERSAL;
 
     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )

-        return FALSE;
+        return false;

 
     if ( !m_hasFont )
         SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 
 
     if ( !m_hasFont )
         SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 

-    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
+#if defined(__SMARTPHONE__) && defined(__WXWINCE__)
+    SetLeftMenu(wxID_OK, _("OK"));
+#endif
+#if wxUSE_TOOLBAR && defined(__POCKETPC__)
+    CreateToolBar();
+#endif

 
 

-    return TRUE;
+    return true;

 }
 
 }
 

+#if WXWIN_COMPATIBILITY_2_6
+

 // deprecated ctor
 wxDialog::wxDialog(wxWindow *parent,
                    const wxString& title,
 // deprecated ctor
 wxDialog::wxDialog(wxWindow *parent,
                    const wxString& title,


@@ -198,7 +212,7 @@ wxDialog::wxDialog(wxWindow *parent,
 {
     Init();
 
 {
     Init();
 

-    Create(parent, -1, title, wxPoint(x, y), wxSize(w, h), style, name);
+    Create(parent, wxID_ANY, title, wxPoint(x, y), wxSize(w, h), style, name);

 }
 
 void wxDialog::SetModal(bool WXUNUSED(flag))
 }
 
 void wxDialog::SetModal(bool WXUNUSED(flag))


@@ -206,23 +220,29 @@ void wxDialog::SetModal(bool WXUNUSED(flag))
     // nothing to do, obsolete method
 }
 
     // nothing to do, obsolete method
 }
 

+#endif // WXWIN_COMPATIBILITY_2_6
+

 wxDialog::~wxDialog()
 {
 wxDialog::~wxDialog()
 {

-    m_isBeingDeleted = TRUE;
+    m_isBeingDeleted = true;

 
     // this will also reenable all the other windows for a modal dialog
 
     // this will also reenable all the other windows for a modal dialog

-    Show(FALSE);
+    Show(false);

 }
 
 // ----------------------------------------------------------------------------
 // showing the dialogs
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // showing the dialogs
 // ----------------------------------------------------------------------------
 

+#if WXWIN_COMPATIBILITY_2_6
+

 bool wxDialog::IsModalShowing() const
 {
     return IsModal();
 }
 
 bool wxDialog::IsModalShowing() const
 {
     return IsModal();
 }
 

+#endif // WXWIN_COMPATIBILITY_2_6
+

 wxWindow *wxDialog::FindSuitableParent() const
 {
     // first try to use the currently active window
 wxWindow *wxDialog::FindSuitableParent() const
 {
     // first try to use the currently active window


@@ -247,6 +267,9 @@ wxWindow *wxDialog::FindSuitableParent() const
 
 bool wxDialog::Show(bool show)
 {
 
 bool wxDialog::Show(bool show)
 {

+    if ( show == IsShown() )
+        return false;
+

     if ( !show && m_modalData )
     {
         // we need to do this before calling wxDialogBase version because if we
     if ( !show && m_modalData )
     {
         // we need to do this before calling wxDialogBase version because if we


@@ -257,13 +280,16 @@ bool wxDialog::Show(bool show)
         m_modalData->ExitLoop();
     }
 
         m_modalData->ExitLoop();
     }
 

-    // ShowModal() may be called for already shown dialog
-    if ( !wxDialogBase::Show(show) && !(show && IsModal()) )
+    if ( show )

     {
     {

-        // nothing to do
-        return FALSE;
+        // this usually will result in TransferDataToWindow() being called
+        // which will change the controls values so do it before showing as
+        // otherwise we could have some flicker
+        InitDialog();

     }
 
     }
 

+    wxDialogBase::Show(show);
+

     if ( show )
     {
         // dialogs don't get WM_SIZE message after creation unlike most (all?)
     if ( show )
     {
         // dialogs don't get WM_SIZE message after creation unlike most (all?)


@@ -273,12 +299,9 @@ bool wxDialog::Show(bool show)
         // NB: normally we should call it just the first time but doing it
         //     every time is simpler than keeping a flag
         Layout();
         // NB: normally we should call it just the first time but doing it
         //     every time is simpler than keeping a flag
         Layout();

-
-        // this usually will result in TransferDataToWindow() being called
-        InitDialog();

     }
 
     }
 

-    return TRUE;
+    return true;

 }
 
 void wxDialog::Raise()
 }
 
 void wxDialog::Raise()


@@ -291,7 +314,7 @@ int wxDialog::ShowModal()
 {
     wxASSERT_MSG( !IsModal(), _T("wxDialog::ShowModal() reentered?") );
 
 {
     wxASSERT_MSG( !IsModal(), _T("wxDialog::ShowModal() reentered?") );
 

-    m_endModalCalled = FALSE;
+    m_endModalCalled = false;

 
     Show();
 
 
     Show();
 


@@ -348,22 +371,41 @@ void wxDialog::EndModal(int retCode)
 {
     wxASSERT_MSG( IsModal(), _T("EndModal() called for non modal dialog") );
 
 {
     wxASSERT_MSG( IsModal(), _T("EndModal() called for non modal dialog") );
 

-    m_endModalCalled = TRUE;
+    m_endModalCalled = true;

     SetReturnCode(retCode);
 
     SetReturnCode(retCode);
 

-    Show(FALSE);
+    Hide();
+}
+
+void wxDialog::EndDialog(int rc)
+{
+    if ( IsModal() )
+        EndModal(rc);
+    else
+        Hide();

 }
 
 // ----------------------------------------------------------------------------
 // wxWin event handlers
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // wxWin event handlers
 // ----------------------------------------------------------------------------
 

+bool wxDialog::EmulateButtonClickIfPresent(int id)
+{
+    wxButton *btn = wxDynamicCast(FindWindow(id), wxButton);
+
+    if ( !btn || !btn->IsEnabled() || !btn->IsShown() )
+        return false;
+
+    btn->MSWCommand(BN_CLICKED, 0 /* unused */);
+    return true;
+}
+

 // Standard buttons
 void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 {
   if ( Validate() && TransferDataFromWindow() )
   {
 // Standard buttons
 void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 {
   if ( Validate() && TransferDataFromWindow() )
   {

-      EndModal(wxID_OK);
+      EndDialog(wxID_OK);

   }
 }
 
   }
 }
 


@@ -377,7 +419,7 @@ void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event))
 
 void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 {
 
 void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 {

-    EndModal(wxID_CANCEL);
+    EndDialog(wxID_CANCEL);

 }
 
 void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 }
 
 void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))


@@ -412,41 +454,110 @@ void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 
 void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
 {
 
 void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
 {

-#if wxUSE_CTL3D
-    Ctl3dColorChange();
-#else

     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
     Refresh();
     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
     Refresh();

-#endif

 }
 
 }
 

+#ifdef __POCKETPC__
+// Responds to the OK button in a PocketPC titlebar. This
+// can be overridden, or you can change the id used for
+// sending the event, by calling SetAffirmativeId.
+bool wxDialog::DoOK()
+{
+    const int idOk = GetAffirmativeId();
+    if ( EmulateButtonClickIfPresent(idOk) )
+        return true;
+
+    wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, GetAffirmativeId());
+    event.SetEventObject(this);
+
+    return GetEventHandler()->ProcessEvent(event);
+}
+#endif // __POCKETPC__
+
+#if wxUSE_TOOLBAR && defined(__POCKETPC__)
+// create main toolbar by calling OnCreateToolBar()
+wxToolBar* wxDialog::CreateToolBar(long style, wxWindowID winid, const wxString& name)
+{
+    m_dialogToolBar = OnCreateToolBar(style, winid, name);
+
+    return m_dialogToolBar;
+}
+
+// return a new toolbar
+wxToolBar *wxDialog::OnCreateToolBar(long style,
+                                       wxWindowID winid,
+                                       const wxString& name)
+{
+    return new wxToolMenuBar(this, winid,
+                         wxDefaultPosition, wxDefaultSize,
+                         style, name);
+}
+#endif
+

 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------

-// dialog window proc
+// dialog Windows messages processing

 // ---------------------------------------------------------------------------
 
 // ---------------------------------------------------------------------------
 

+bool wxDialog::MSWProcessMessage(WXMSG* pMsg)
+{
+    const MSG * const msg = wx_reinterpret_cast(MSG *, pMsg);
+    if ( msg->message == WM_KEYDOWN && msg->wParam == VK_ESCAPE )
+    {
+        int idCancel = GetEscapeId();
+        switch ( idCancel )
+        {
+            case wxID_NONE:
+                // don't handle Esc specially at all
+                break;
+
+            case wxID_ANY:
+                // this value is special: it means translate Esc to wxID_CANCEL
+                // but if there is no such button, then fall back to wxID_OK
+                if ( EmulateButtonClickIfPresent(wxID_CANCEL) )
+                    return true;
+                idCancel = wxID_OK;
+                // fall through
+
+            default:
+                // translate Esc to button press for the button with given id
+                if ( EmulateButtonClickIfPresent(idCancel) )
+                    return true;
+        }
+    }
+
+    return wxDialogBase::MSWProcessMessage(pMsg);
+}
+

 WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 {
     WXLRESULT rc = 0;
 WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 {
     WXLRESULT rc = 0;

-    bool processed = FALSE;
+    bool processed = false;

 
     switch ( message )
     {
 #ifdef __WXWINCE__
         // react to pressing the OK button in the title
         case WM_COMMAND:
 
     switch ( message )
     {
 #ifdef __WXWINCE__
         // react to pressing the OK button in the title
         case WM_COMMAND:

-            if (LOWORD(wParam) == IDOK)
+        {
+            switch ( LOWORD(wParam) )

             {
             {

-                wxButton *btn = wxDynamicCast(FindWindow(wxID_CANCEL), wxButton);
-                if ( btn && btn->IsEnabled() )
-                {
-                    // if we do have a cancel button, do press it
-                    btn->MSWCommand(BN_CLICKED, 0 /* unused */);
-                    processed = TRUE;
+#ifdef __POCKETPC__
+                case IDOK:
+                    processed = DoOK();
+                    if (!processed)
+                        processed = !Close();
+#endif
+#ifdef __SMARTPHONE__
+                case IDM_LEFT:
+                case IDM_RIGHT:
+                    processed = HandleCommand( LOWORD(wParam) , 0 , NULL );

                     break;
                     break;

-                }
+#endif // __SMARTPHONE__

             }
             break;
             }
             break;

-#endif            
+        }
+#endif

         case WM_CLOSE:
             // if we can't close, tell the system that we processed the
             // message - otherwise it would close us
         case WM_CLOSE:
             // if we can't close, tell the system that we processed the
             // message - otherwise it would close us


@@ -461,10 +572,10 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
             // help with it - so we have to refresh it manually which certainly
             // creates flicker but at least doesn't show garbage on the screen
             rc = wxWindow::MSWWindowProc(message, wParam, lParam);
             // help with it - so we have to refresh it manually which certainly
             // creates flicker but at least doesn't show garbage on the screen
             rc = wxWindow::MSWWindowProc(message, wParam, lParam);

-            processed = TRUE;
+            processed = true;

             if ( HasFlag(wxFULL_REPAINT_ON_RESIZE) )
             {
             if ( HasFlag(wxFULL_REPAINT_ON_RESIZE) )
             {

-                ::InvalidateRect(GetHwnd(), NULL, FALSE /* erase bg */);
+                ::InvalidateRect(GetHwnd(), NULL, false /* erase bg */);

             }
             break;
 
             }
             break;
 


@@ -484,14 +595,14 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
 
                 // in any case, stop here and don't let wxWindow process this
                 // message (it would set the busy cursor)
 
                 // in any case, stop here and don't let wxWindow process this
                 // message (it would set the busy cursor)

-                processed = TRUE;
+                processed = true;

 
 

-                // but return FALSE to tell the child window (if the event
+                // but return false to tell the child window (if the event

                 // comes from one of them and not from ourselves) that it can
                 // set its own cursor if it has one: thus, standard controls
                 // (e.g. text ctrl) still have correct cursors in a dialog
                 // invoked while wxIsBusy()
                 // comes from one of them and not from ourselves) that it can
                 // set its own cursor if it has one: thus, standard controls
                 // (e.g. text ctrl) still have correct cursors in a dialog
                 // invoked while wxIsBusy()

-                rc = FALSE;
+                rc = false;

             }
             break;
 #endif // __WXMICROWIN__
             }
             break;
 #endif // __WXMICROWIN__


@@ -502,19 +613,3 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
 
     return rc;
 }
 
     return rc;
 }

-
-#if wxUSE_CTL3D
-
-// Define for each class of dialog and control
-WXHBRUSH wxDialog::OnCtlColor(WXHDC WXUNUSED(pDC),
-                              WXHWND WXUNUSED(pWnd),
-                              WXUINT WXUNUSED(nCtlColor),
-                              WXUINT message,
-                              WXWPARAM wParam,
-                              WXLPARAM lParam)
-{
-    return (WXHBRUSH)Ctl3dCtlColorEx(message, wParam, lParam);
-}
-
-#endif // wxUSE_CTL3D
-