]> git.saurik.com Git - wxWidgets.git/blobdiff - src/univ/winuniv.cpp
fix for crash under wxX11: we get text event there when m_popup is still NULL
[wxWidgets.git] / src / univ / winuniv.cpp
index 0044439b981f4d635894dda217a5856d1c4cb5ae..bea3acdaf1054b8d819516b8d54fe1f612a23b11 100644 (file)
 // implementation
 // ============================================================================
 
+// ----------------------------------------------------------------------------
+// scrollbars class
+// ----------------------------------------------------------------------------
+
+// This is scrollbar class used to implement wxWindow's "built-in" scrollbars;
+// unlike the standard wxScrollBar class, this one is positioned outside of its
+// parent's client area
+class wxWindowScrollBar : public wxScrollBar
+{
+public:
+    wxWindowScrollBar(wxWindow *parent,
+                      wxWindowID id,
+                      const wxPoint& pos = wxDefaultPosition,
+                      const wxSize& size = wxDefaultSize,
+                      long style = wxSB_HORIZONTAL)
+        : wxScrollBar(parent, id, pos, size, style)
+    {
+    }
+
+    virtual bool CanBeOutsideClientArea() const { return true; }
+};
+
+
 // ----------------------------------------------------------------------------
 // event tables
 // ----------------------------------------------------------------------------
@@ -122,17 +145,21 @@ bool wxWindow::Create(wxWindow *parent,
                       long style,
                       const wxString& name)
 {
+    // Get default border
+    wxBorder border = GetBorder(style);
+    style &= ~wxBORDER_MASK;
+    style |= border;
+
     long actualStyle = style;
 
     // we add wxCLIP_CHILDREN to get the same ("natural") behaviour under MSW
     // as under the other platforms
     actualStyle |= wxCLIP_CHILDREN;
 
-#ifdef __WXMSW__
-    // FIXME: may need this on other platforms
     actualStyle &= ~wxVSCROLL;
     actualStyle &= ~wxHSCROLL;
 
+#ifdef __WXMSW__
     // without this, borders (non-client areas in general) are not repainted
     // correctly when resizing; apparently, native NC areas are fully repainted
     // even without this style by MSW, but wxUniv implements client area
@@ -157,9 +184,9 @@ bool wxWindow::Create(wxWindow *parent,
         SetInsertIntoMain( true );
 #endif
 #if wxUSE_SCROLLBAR
-        m_scrollbarVert = new wxScrollBar(this, wxID_ANY,
-                                          wxDefaultPosition, wxDefaultSize,
-                                          wxSB_VERTICAL);
+        m_scrollbarVert = new wxWindowScrollBar(this, wxID_ANY,
+                                                wxDefaultPosition, wxDefaultSize,
+                                                wxSB_VERTICAL);
 #endif // wxUSE_SCROLLBAR
 #if wxUSE_TWO_WINDOWS
         SetInsertIntoMain( false );
@@ -173,9 +200,9 @@ bool wxWindow::Create(wxWindow *parent,
         SetInsertIntoMain( true );
 #endif
 #if wxUSE_SCROLLBAR
-        m_scrollbarHorz = new wxScrollBar(this, wxID_ANY,
-                                          wxDefaultPosition, wxDefaultSize,
-                                          wxSB_HORIZONTAL);
+        m_scrollbarHorz = new wxWindowScrollBar(this, wxID_ANY,
+                                                wxDefaultPosition, wxDefaultSize,
+                                                wxSB_HORIZONTAL);
 #endif // wxUSE_SCROLLBAR
 #if wxUSE_TWO_WINDOWS
         SetInsertIntoMain( false );
@@ -197,6 +224,14 @@ wxWindow::~wxWindow()
 {
     m_isBeingDeleted = true;
 
+#if wxUSE_SCROLLBAR
+    // clear pointers to scrollbar before deleting the children: they are
+    // children and so will be deleted by DestroyChildren() call below and if
+    // any code using the scrollbars would be called in the process or from
+    // ~wxWindowBase, the app would crash:
+    m_scrollbarVert = m_scrollbarHorz = NULL;
+#endif
+
     // we have to destroy our children before we're destroyed because our
     // children suppose that we're of type wxWindow, not just wxWindowNative,
     // and so bad things may happen if they're deleted from the base class dtor
@@ -329,8 +364,13 @@ bool wxWindow::DoDrawBackground(wxDC& dc)
     rect.height = size.y;
 
     wxWindow * const parent = GetParent();
-    if ( HasTransparentBackground() && parent )
+    if ( HasTransparentBackground() && !UseBgCol() && parent )
     {
+        // DirectFB paints the parent first, then its child windows, so by
+        // the time this code is called, parent's background was already
+        // drawn and there's no point in (imperfectly!) duplicating the work
+        // here:
+#ifndef __WXDFB__
         wxASSERT( !IsTopLevel() );
 
         wxPoint pos = GetPosition();
@@ -353,6 +393,7 @@ bool wxWindow::DoDrawBackground(wxDC& dc)
 
         // Restore DC logical origin
         dc.SetLogicalOrigin( org_x, org_y );
+#endif // !__WXDFB__
     }
     else
     {
@@ -629,7 +670,7 @@ void wxWindow::OnSize(wxSizeEvent& event)
             }
         }
         else
-        if (HasFlag( wxSUNKEN_BORDER ) || HasFlag( wxRAISED_BORDER ))
+        if (HasFlag( wxSUNKEN_BORDER ) || HasFlag( wxRAISED_BORDER ) || HasFlag( wxBORDER_THEME ))
         {
             if (newSize.y > m_oldSize.y)
             {
@@ -896,10 +937,10 @@ void wxWindow::SetScrollbar(int orient,
 #if wxUSE_TWO_WINDOWS
             SetInsertIntoMain( true );
 #endif
-            scrollbar = new wxScrollBar(this, wxID_ANY,
-                                        wxDefaultPosition, wxDefaultSize,
-                                        orient & wxVERTICAL ? wxSB_VERTICAL
-                                                            : wxSB_HORIZONTAL);
+            scrollbar = new wxWindowScrollBar(this, wxID_ANY,
+                                              wxDefaultPosition, wxDefaultSize,
+                                              orient & wxVERTICAL ? wxSB_VERTICAL
+                                                                  : wxSB_HORIZONTAL);
 #if wxUSE_TWO_WINDOWS
             SetInsertIntoMain( false );
 #endif
@@ -1072,24 +1113,30 @@ void wxWindow::ScrollWindow(int dx, int dy, const wxRect *rect)
         //          and scrolling direction
         //       2. if scrolling in both axes, scroll all children
 
+        bool shouldMove = false;
+
         if ( rect && (dx * dy == 0 /* moving in only one of x, y axis */) )
         {
             wxRect childRect = child->GetRect();
             if ( dx == 0 && (childRect.GetLeft() <= rect->GetRight() ||
                              childRect.GetRight() >= rect->GetLeft()) )
             {
-                child->Move(child->GetPosition() + offset);
+                shouldMove = true;
             }
             else if ( dy == 0 && (childRect.GetTop() <= rect->GetBottom() ||
                                   childRect.GetBottom() >= rect->GetTop()) )
             {
-                child->Move(child->GetPosition() + offset);
+                shouldMove = true;
             }
+            // else: child outside of scrolling shaft, don't move
         }
-        else
+        else // scrolling in both axes or rect=NULL
         {
-            child->Move(child->GetPosition() + offset);
+            shouldMove = true;
         }
+
+        if ( shouldMove )
+            child->Move(child->GetPosition() + offset, wxSIZE_ALLOW_MINUS_ONE);
     }
 #endif // wxX11/!wxX11
 }
@@ -1304,6 +1351,7 @@ void wxWindow::OnKeyDown(wxKeyEvent& event)
             }
 #endif // wxUSE_MENUS
 
+#if wxUSE_BUTTON
             // if it wasn't in a menu, try to find a button
             if ( command != -1 )
             {
@@ -1319,6 +1367,7 @@ void wxWindow::OnKeyDown(wxKeyEvent& event)
                     }
                 }
             }
+#endif // wxUSE_BUTTON
 
             // don't propagate accels from the child frame to the parent one
             break;
@@ -1374,6 +1423,25 @@ void wxWindow::OnChar(wxKeyEvent& event)
         }
     }
 
+    // if Return was pressed, see if there's a default button to activate
+    if ( !event.HasModifiers() && event.GetKeyCode() == WXK_RETURN )
+    {
+        wxTopLevelWindow *
+            tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
+        if ( tlw )
+        {
+            wxButton *btn = wxDynamicCast(tlw->GetDefaultItem(), wxButton);
+            if ( btn )
+            {
+                wxCommandEvent evt(wxEVT_COMMAND_BUTTON_CLICKED, btn->GetId());
+                evt.SetEventObject(btn);
+                btn->Command(evt);
+                return;
+            }
+        }
+    }
+
+
     event.Skip();
 }