X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b9b3393e48488d37af26cd833ca435b87bc24d73..8f974c520a8733158591891458fda10fae4c3950:/src/msw/window.cpp

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index 4eeb736295..3d030562ba 100644
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -39,7 +39,6 @@
     #include "wx/dcclient.h"
     #include "wx/utils.h"
     #include "wx/app.h"
-    #include "wx/panel.h"
     #include "wx/layout.h"
     #include "wx/dialog.h"
     #include "wx/frame.h"
@@ -131,7 +130,6 @@ extern MSG s_currentMsg;
 wxMenu *wxCurrentPopupMenu = NULL;
 #endif // wxUSE_MENUS_NATIVE
 
-extern wxList WXDLLEXPORT wxPendingDelete;
 extern const wxChar *wxCanvasClassName;
 
 // ---------------------------------------------------------------------------
@@ -178,7 +176,6 @@ BEGIN_EVENT_TABLE(wxWindowMSW, wxWindowBase)
     EVT_SYS_COLOUR_CHANGED(wxWindowMSW::OnSysColourChanged)
     EVT_INIT_DIALOG(wxWindowMSW::OnInitDialog)
     EVT_IDLE(wxWindowMSW::OnIdle)
-    EVT_SET_FOCUS(wxWindowMSW::OnSetFocus)
 END_EVENT_TABLE()
 
 // ===========================================================================
@@ -770,6 +767,15 @@ int wxWindowMSW::GetScrollPage(int orient) const
 
 #endif // WXWIN_COMPATIBILITY
 
+inline int GetScrollPosition(HWND hWnd, int wOrient)
+{
+#ifdef __WXMICROWIN__
+    return ::GetScrollPosWX(hWnd, wOrient);
+#else
+    return ::GetScrollPos(hWnd, wOrient);
+#endif
+}
+
 int wxWindowMSW::GetScrollPos(int orient) const
 {
     int wOrient;
@@ -777,17 +783,11 @@ int wxWindowMSW::GetScrollPos(int orient) const
         wOrient = SB_HORZ;
     else
         wOrient = SB_VERT;
+
     HWND hWnd = GetHwnd();
-    if ( hWnd )
-    {
-#ifdef __WXMICROWIN__
-        return ::GetScrollPosWX(hWnd, wOrient);
-#else
-        return ::GetScrollPos(hWnd, wOrient);
-#endif
-    }
-    else
-        return 0;
+    wxCHECK_MSG( hWnd, 0, _T("no HWND in GetScrollPos") );
+
+    return GetScrollPosition(hWnd, wOrient);
 }
 
 // This now returns the whole range, not just the number
@@ -940,22 +940,44 @@ void wxWindowMSW::ScrollWindow(int dx, int dy, const wxRect *prect)
     ::ScrollWindow(GetHwnd(), dx, dy, prect ? &rect : NULL, NULL);
 }
 
-static void ScrollVertically(int kind, int count)
+static bool ScrollVertically(HWND hwnd, int kind, int count)
 {
+    int posStart = GetScrollPosition(hwnd, SB_VERT);
+
+    int pos = posStart;
+    for ( int n = 0; n < count; n++ )
+    {
+        ::SendMessage(hwnd, WM_VSCROLL, kind, 0);
+
+        int posNew = GetScrollPosition(hwnd, SB_VERT);
+        if ( posNew == pos )
+        {
+            // don't bother to continue, we're already at top/bottom
+            break;
+        }
+
+        pos = posNew;
+    }
+
+    return pos != posStart;
 }
 
-void wxWindowMSW::ScrollLines(int lines)
+bool wxWindowMSW::ScrollLines(int lines)
 {
     bool down = lines > 0;
 
-    ScrollVertically(down ? SB_LINEDOWN : SB_LINEUP, down ? lines : -lines);
+    return ScrollVertically(GetHwnd(),
+                            down ? SB_LINEDOWN : SB_LINEUP,
+                            down ? lines : -lines);
 }
 
-void wxWindowMSW::ScrollPages(int pages)
+bool wxWindowMSW::ScrollPages(int pages)
 {
     bool down = pages > 0;
 
-    ScrollVertically(down ? SB_PAGEDOWN : SB_PAGEUP, down ? pages : -pages);
+    return ScrollVertically(GetHwnd(),
+                            down ? SB_PAGEDOWN : SB_PAGEUP,
+                            down ? pages : -pages);
 }
 
 // ---------------------------------------------------------------------------
@@ -1225,6 +1247,10 @@ void wxWindowMSW::Freeze()
 void wxWindowMSW::Thaw()
 {
     SendSetRedraw(GetHwnd(), TRUE);
+
+    // we need to refresh everything or otherwise he invalidated area is not
+    // repainted
+    Refresh();
 }
 
 void wxWindowMSW::Refresh(bool eraseBack, const wxRect *rect)
@@ -1817,18 +1843,13 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
 
                             bProcess = FALSE;
                         }
-#if wxUSE_BUTTON
+                        // FIXME: this should be handled by
+                        //        wxNavigationKeyEvent handler and not here!!
                         else
                         {
-                            wxPanel *panel = wxDynamicCastThis(wxPanel);
-                            wxButton *btn = NULL;
-                            if ( panel )
-                            {
-                                // panel may have a default button which should
-                                // be activated by Enter
-                                btn = panel->GetDefaultItem();
-                            }
-
+#if wxUSE_BUTTON
+                            wxButton *btn = wxDynamicCast(GetDefaultItem(),
+                                                          wxButton);
                             if ( btn && btn->IsEnabled() )
                             {
                                 // if we do have a default button, do press it
@@ -1836,11 +1857,15 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
 
                                 return TRUE;
                             }
-                            // else: but if it does not it makes sense to make
-                            //       it work like a TAB - and that's what we do.
-                            //       Note that Ctrl-Enter always works this way.
-                        }
+                            else // no default button
 #endif // wxUSE_BUTTON
+                            {
+                                // no special function for enter and don't even
+                                // let IsDialogMessage() have it: it seems to
+                                // do something really strange with it
+                                return FALSE;
+                            }
+                        }
                     }
                     break;
 
@@ -1857,20 +1882,11 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
 
                 if ( GetEventHandler()->ProcessEvent(event) )
                 {
-#if wxUSE_BUTTON
-                    wxButton *btn = wxDynamicCast(FindFocus(), wxButton);
-                    if ( btn )
-                    {
-                        // the button which has focus should be default
-                        btn->SetDefault();
-                    }
-#endif // wxUSE_BUTTON
-
                     return TRUE;
                 }
             }
         }
-#else
+#else // 0
         // let ::IsDialogMessage() do almost everything and handle just the
         // things it doesn't here: Ctrl-TAB for switching notebook pages
         if ( msg->message == WM_KEYDOWN )
@@ -1898,7 +1914,7 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
                 }
             }
         }
-#endif // 0
+#endif // 1/0
 
         if ( ::IsDialogMessage(GetHwnd(), msg) )
         {
@@ -1930,6 +1946,12 @@ bool wxWindowMSW::MSWTranslateMessage(WXMSG* pMsg)
 #endif // wxUSE_ACCEL
 }
 
+bool wxWindowMSW::MSWShouldPreProcessMessage(WXMSG* pMsg)
+{
+    // preprocess all messages by default
+    return TRUE;
+}
+
 // ---------------------------------------------------------------------------
 // message params unpackers (different for Win16 and Win32)
 // ---------------------------------------------------------------------------
@@ -3055,33 +3077,6 @@ bool wxWindowMSW::HandleDestroy()
 // activation/focus
 // ---------------------------------------------------------------------------
 
-void wxWindowMSW::OnSetFocus(wxFocusEvent& event)
-{
-    // panel wants to track the window which was the last to have focus in it,
-    // so we want to set ourselves as the window which last had focus
-    //
-    // notice that it's also important to do it upwards the tree becaus
-    // otherwise when the top level panel gets focus, it won't set it back to
-    // us, but to some other sibling
-    wxWindow *win = (wxWindow *)this;
-    while ( win )
-    {
-        wxWindow *parent = win->GetParent();
-        wxPanel *panel = wxDynamicCast(parent, wxPanel);
-        if ( panel )
-        {
-            panel->SetLastFocus(win);
-        }
-
-        win = parent;
-    }
-
-    wxLogTrace(_T("focus"), _T("%s (0x%08x) gets focus"),
-               GetClassInfo()->GetClassName(), GetHandle());
-
-    event.Skip();
-}
-
 bool wxWindowMSW::HandleActivate(int state,
                               bool WXUNUSED(minimized),
                               WXHWND WXUNUSED(activate))
@@ -3096,6 +3091,11 @@ bool wxWindowMSW::HandleActivate(int state,
 
 bool wxWindowMSW::HandleSetFocus(WXHWND hwnd)
 {
+    // notify the parent keeping track of focus for the kbd navigation
+    // purposes that we got it
+    wxChildFocusEvent eventFocus(this);
+    (void)GetEventHandler()->ProcessEvent(eventFocus);
+
 #if wxUSE_CARET
     // Deal with caret
     if ( m_caret )
@@ -3104,6 +3104,15 @@ bool wxWindowMSW::HandleSetFocus(WXHWND hwnd)
     }
 #endif // wxUSE_CARET
 
+#if wxUSE_TEXTCTRL
+    // If it's a wxTextCtrl don't send the event as it will be done
+    // after the control gets to process it from EN_FOCUS handler
+    if ( wxDynamicCastThis(wxTextCtrl) )
+    {
+        return FALSE;
+    }
+#endif // wxUSE_TEXTCTRL
+
     wxFocusEvent event(wxEVT_SET_FOCUS, m_windowId);
     event.SetEventObject(this);
 
@@ -3123,6 +3132,16 @@ bool wxWindowMSW::HandleKillFocus(WXHWND hwnd)
     }
 #endif // wxUSE_CARET
 
+#if wxUSE_TEXTCTRL
+    // If it's a wxTextCtrl don't send the event as it will be done
+    // after the control gets to process it.
+    wxTextCtrl *ctrl = wxDynamicCastThis(wxTextCtrl);
+    if ( ctrl )
+    {
+        return FALSE;
+    }
+#endif
+
     wxFocusEvent event(wxEVT_KILL_FOCUS, m_windowId);
     event.SetEventObject(this);
 
@@ -4365,19 +4384,27 @@ extern wxWindow *wxGetWindowFromHWND(WXHWND hWnd)
 #endif // wxUSE_SPINCTRL
 
 #endif // Win32
-
-            if ( !win )
-            {
-                // hwnd is not a wxWindow, try its parent next below
-                hwnd = ::GetParent(hwnd);
-            }
         }
     }
 
     while ( hwnd && !win )
     {
-        win = wxFindWinFromHandle((WXHWND)hwnd);
+        // this is a really ugly hack needed to avoid mistakenly returning the
+        // parent frame wxWindow for the find/replace modeless dialog HWND -
+        // this, in turn, is needed to call IsDialogMessage() from
+        // wxApp::ProcessMessage() as for this we must return NULL from here
+        //
+        // FIXME: this is clearly not the best way to do it but I think we'll
+        //        need to change HWND <-> wxWindow code more heavily than I can
+        //        do it now to fix it
+        if ( ::GetWindow(hwnd, GW_OWNER) )
+        {
+            // it's a dialog box, don't go upwards
+            break;
+        }
+
         hwnd = ::GetParent(hwnd);
+        win = wxFindWinFromHandle((WXHWND)hwnd);
     }
 
     return win;