X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4e2a3778386d60356dab319afa2d3f987f86d6b2..69cecdb1c42a0dc9736a8f7ab600330641598909:/src/msw/dialog.cpp

diff --git a/src/msw/dialog.cpp b/src/msw/dialog.cpp
index b0703f2291..592c23a9bc 100644
--- a/src/msw/dialog.cpp
+++ b/src/msw/dialog.cpp
@@ -40,7 +40,7 @@
 
 #include "wx/msw/private.h"
 #include "wx/evtloop.h"
-#include "wx/ptr_scpd.h"
+#include "wx/scopedptr.h"
 
 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
     #include "wx/msw/wince/resources.h"
@@ -145,14 +145,14 @@ wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData)
 
 void wxDialog::Init()
 {
-    m_oldFocus = (wxWindow *)NULL;
     m_isShown = false;
     m_modalData = NULL;
-    m_endModalCalled = false;
 #if wxUSE_TOOLBAR && defined(__POCKETPC__)
     m_dialogToolBar = NULL;
 #endif
+#if wxUSE_DIALOG_SIZEGRIP
     m_hGripper = 0;
+#endif // wxUSE_DIALOG_SIZEGRIP
 }
 
 bool wxDialog::Create(wxWindow *parent,
@@ -165,9 +165,6 @@ bool wxDialog::Create(wxWindow *parent,
 {
     SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG);
 
-    // save focus before doing anything which can potentially change it
-    m_oldFocus = FindFocus();
-
     // All dialogs should really have this style
     style |= wxTAB_TRAVERSAL;
 
@@ -184,6 +181,7 @@ bool wxDialog::Create(wxWindow *parent,
     CreateToolBar();
 #endif
 
+#if wxUSE_DIALOG_SIZEGRIP
     if ( HasFlag(wxRESIZE_BORDER) )
     {
         CreateGripper();
@@ -191,46 +189,25 @@ bool wxDialog::Create(wxWindow *parent,
         Connect(wxEVT_CREATE,
                 wxWindowCreateEventHandler(wxDialog::OnWindowCreate));
     }
+#endif // wxUSE_DIALOG_SIZEGRIP
 
     return true;
 }
 
 wxDialog::~wxDialog()
 {
-    m_isBeingDeleted = true;
-
     // this will also reenable all the other windows for a modal dialog
     Show(false);
 
+#if wxUSE_DIALOG_SIZEGRIP
     DestroyGripper();
+#endif // wxUSE_DIALOG_SIZEGRIP
 }
 
 // ----------------------------------------------------------------------------
 // showing the dialogs
 // ----------------------------------------------------------------------------
 
-wxWindow *wxDialog::FindSuitableParent() const
-{
-    // first try to use the currently active window
-    HWND hwndFg = ::GetForegroundWindow();
-    wxWindow *parent = hwndFg ? wxFindWinFromHandle((WXHWND)hwndFg)
-                              : NULL;
-    if ( !parent )
-    {
-        // next try the main app window
-        parent = wxTheApp->GetTopWindow();
-    }
-
-    // finally, check if the parent we found is really suitable
-    if ( !parent || parent == (wxWindow *)this || !parent->IsShown() )
-    {
-        // don't use this one
-        parent = NULL;
-    }
-
-    return parent;
-}
-
 bool wxDialog::Show(bool show)
 {
     if ( show == IsShown() )
@@ -283,57 +260,18 @@ void wxDialog::Raise()
 // show dialog modally
 int wxDialog::ShowModal()
 {
-    wxASSERT_MSG(!IsShown(),
-                 _T("ShowModal() can't be called for an already shown dialog"));
-
-    m_endModalCalled = false;
+    wxASSERT_MSG( !IsModal(), wxT("ShowModal() can't be called twice") );
 
     Show();
 
     // EndModal may have been called from InitDialog handler (called from
-    // inside Show()), which would cause an infinite loop if we didn't take it
-    // into account
-    if ( !m_endModalCalled )
+    // inside Show()) and hidden the dialog back again
+    if ( IsShown() )
     {
-        // modal dialog needs a parent window, so try to find one
-        wxWindow *parent = GetParent();
-        if ( !parent )
-        {
-            parent = FindSuitableParent();
-        }
-
-        // remember where the focus was
-        wxWindow *oldFocus = m_oldFocus;
-        if ( !oldFocus )
-        {
-            // VZ: do we really want to do this?
-            oldFocus = parent;
-        }
-
-        // We have to remember the HWND because we need to check
-        // the HWND still exists (oldFocus can be garbage when the dialog
-        // exits, if it has been destroyed)
-        HWND hwndOldFocus = oldFocus ? GetHwndOf(oldFocus) : NULL;
-
-
         // enter and run the modal loop
-        {
-            wxDialogModalDataTiedPtr modalData(&m_modalData,
-                                               new wxDialogModalData(this));
-            modalData->RunLoop();
-        }
-
-
-        // and restore focus
-        // Note that this code MUST NOT access the dialog object's data
-        // in case the object has been deleted (which will be the case
-        // for a modal dialog that has been destroyed before calling EndModal).
-        if ( oldFocus && (oldFocus != this) && ::IsWindow(hwndOldFocus))
-        {
-            // This is likely to prove that the object still exists
-            if (wxFindWinFromHandle((WXHWND) hwndOldFocus) == oldFocus)
-                oldFocus->SetFocus();
-        }
+        wxDialogModalDataTiedPtr modalData(&m_modalData,
+                                           new wxDialogModalData(this));
+        modalData->RunLoop();
     }
 
     return GetReturnCode();
@@ -341,9 +279,8 @@ int wxDialog::ShowModal()
 
 void wxDialog::EndModal(int retCode)
 {
-    wxASSERT_MSG( IsModal(), _T("EndModal() called for non modal dialog") );
+    wxASSERT_MSG( IsModal(), wxT("EndModal() called for non modal dialog") );
 
-    m_endModalCalled = true;
     SetReturnCode(retCode);
 
     Hide();
@@ -353,6 +290,8 @@ void wxDialog::EndModal(int retCode)
 // wxDialog gripper handling
 // ----------------------------------------------------------------------------
 
+#if wxUSE_DIALOG_SIZEGRIP
+
 void wxDialog::SetWindowStyleFlag(long style)
 {
     wxDialogBase::SetWindowStyleFlag(style);
@@ -392,9 +331,12 @@ void wxDialog::DestroyGripper()
     {
         // we used to have trouble with gripper appearing on top (and hence
         // overdrawing) the other, real, dialog children -- check that this
-        // isn't the case automatically
-        wxASSERT_MSG( ::GetNextWindow((HWND)m_hGripper, GW_HWNDNEXT) == 0,
-            _T("Bug in wxWidgets: gripper should be at the bottom of Z-order") );
+        // isn't the case automatically (but notice that this could be false if
+        // we're not shown at all as in this case ResizeGripper() might not
+        // have been called yet)
+        wxASSERT_MSG( !IsShown() ||
+                      ::GetWindow((HWND)m_hGripper, GW_HWNDNEXT) == 0,
+            wxT("Bug in wxWidgets: gripper should be at the bottom of Z-order") );
         ::DestroyWindow((HWND) m_hGripper);
         m_hGripper = 0;
     }
@@ -402,7 +344,7 @@ void wxDialog::DestroyGripper()
 
 void wxDialog::ShowGripper(bool show)
 {
-    wxASSERT_MSG( m_hGripper, _T("shouldn't be called if we have no gripper") );
+    wxASSERT_MSG( m_hGripper, wxT("shouldn't be called if we have no gripper") );
 
     if ( show )
         ResizeGripper();
@@ -412,7 +354,7 @@ void wxDialog::ShowGripper(bool show)
 
 void wxDialog::ResizeGripper()
 {
-    wxASSERT_MSG( m_hGripper, _T("shouldn't be called if we have no gripper") );
+    wxASSERT_MSG( m_hGripper, wxT("shouldn't be called if we have no gripper") );
 
     HWND hwndGripper = (HWND)m_hGripper;
 
@@ -438,6 +380,8 @@ void wxDialog::OnWindowCreate(wxWindowCreateEvent& event)
     event.Skip();
 }
 
+#endif // wxUSE_DIALOG_SIZEGRIP
+
 // ----------------------------------------------------------------------------
 // wxWin event handlers
 // ----------------------------------------------------------------------------
@@ -519,6 +463,7 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
             break;
 
         case WM_SIZE:
+#if wxUSE_DIALOG_SIZEGRIP
             if ( m_hGripper )
             {
                 switch ( wParam )
@@ -531,6 +476,7 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
                         ShowGripper(true);
                 }
             }
+#endif // wxUSE_DIALOG_SIZEGRIP
 
             // the Windows dialogs unfortunately are not meant to be resizeable
             // at all and their standard class doesn't include CS_[VH]REDRAW