moving out of 'carbon' dir

[wxWidgets.git] / include / wx / sizer.h

diff --git a/include/wx/sizer.h b/include/wx/sizer.h
index 4b88513ecbf706eae154290b3cc22c8e312bf1ac..bd932e89ce98deb6fe59ecc702a3686a80fa135b 100644 (file)
--- a/include/wx/sizer.h
+++ b/include/wx/sizer.h
@@ -84,9 +84,15 @@ public:
     static int GetDefaultBorder()
     {
 #if wxUSE_BORDER_BY_DEFAULT
+    #ifdef __WXGTK20__
+        // GNOME HIG says to use 6px as the base unit:
+        // http://library.gnome.org/devel/hig-book/stable/design-window.html.en
+        return 6;
+    #else
         // FIXME: default border size shouldn't be hardcoded and at the very
         //        least they should depend on the current font size
         return 5;
+    #endif
 #else
         return 0;
 #endif
@@ -170,6 +176,13 @@ public:
         return *this;
     }
 
+    // makes the item ignore window's visibility status
+    wxSizerFlags& ReserveSpaceEvenIfHidden()
+    {
+        m_flags |= wxRESERVE_SPACE_EVEN_IF_HIDDEN;
+        return *this;
+    }
+
     // accessors for wxSizer only
     int GetProportion() const { return m_proportion; }
     int GetFlags() const { return m_flags; }
@@ -332,10 +345,12 @@ public:
         { return m_kind == Item_Sizer ? m_sizer : NULL; }
     wxSize GetSpacer() const;
 
-    // this function behaves obviously for the windows and spacers but for the
+    // This function behaves obviously for the windows and spacers but for the
     // sizers it returns true if any sizer element is shown and only returns
-    // false if all of them are hidden
+    // false if all of them are hidden. Also, it always returns true if
+    // wxRESERVE_SPACE_EVEN_IF_HIDDEN flag was used.
     bool IsShown() const;
+
     void Show(bool show);
 
     void SetUserData(wxObject* userData)
@@ -345,6 +360,12 @@ public:
     wxPoint GetPosition() const
         { return m_pos; }
 
+    // Called once the first component of an item has been decided. This is 
+    // used in algorithms that depend on knowing the size in one direction 
+    // before the min size in the other direction can be known. 
+    // Returns true if it made use of the information (and min size was changed).
+    bool InformFirstDirection( int direction, int size, int availableOtherDir=-1 );
+
     // these functions delete the current contents of the item if it's a sizer
     // or a spacer but not if it is a window
     void AssignWindow(wxWindow *window)
@@ -551,6 +572,11 @@ public:
     virtual void Clear( bool delete_windows = false );
     virtual void DeleteWindows();
 
+    // Inform sizer about the first direction that has been decided (by parent item)
+    // Returns true if it made use of the informtion (and recalculated min size)
+    virtual bool InformFirstDirection( int WXUNUSED(direction), int WXUNUSED(size), int WXUNUSED(availableOtherDir) )
+        { return false; }
+    
     void SetMinSize( int width, int height )
         { DoSetMinSize( width, height ); }
     void SetMinSize( const wxSize& size )
@@ -590,10 +616,16 @@ public:
 
     virtual void Layout();
 
+    wxSize ComputeFittingClientSize(wxWindow *window);
+    wxSize ComputeFittingWindowSize(wxWindow *window);
+
     wxSize Fit( wxWindow *window );
     void FitInside( wxWindow *window );
     void SetSizeHints( wxWindow *window );
-    void SetVirtualSizeHints( wxWindow *window );
+#if WXWIN_COMPATIBILITY_2_8
+    // This only calls FitInside() since 2.9
+    wxDEPRECATED( void SetVirtualSizeHints( wxWindow *window ) );
+#endif
 
     wxSizerItemList& GetChildren()
         { return m_children; }
@@ -638,8 +670,6 @@ protected:
     // the window this sizer is used in, can be NULL
     wxWindow *m_containingWindow;
 
-    wxSize GetMaxWindowSize( wxWindow *window ) const;
-    wxSize GetMinWindowSize( wxWindow *window );
     wxSize GetMaxClientSize( wxWindow *window ) const;
     wxSize GetMinClientSize( wxWindow *window );
     wxSize VirtualFitSize( wxWindow *window );
@@ -748,6 +778,7 @@ public:
 protected:
     void AdjustForFlexDirection();
     void AdjustForGrowables(const wxSize& sz);
+    void FindWidthsAndHeights(int nrows, int ncols);
 
     // the heights/widths of all rows/columns
     wxArrayInt  m_rowHeights,
@@ -784,6 +815,7 @@ public:
     wxBoxSizer(int orient)
     {
         m_orient = orient;
+        m_totalProportion = 0;
 
         wxASSERT_MSG( m_orient == wxHORIZONTAL || m_orient == wxVERTICAL,
                       _T("invalid value for wxBoxSizer orientation") );
@@ -802,7 +834,7 @@ public:
 protected:
     // helpers for our code: this returns the component of the given wxSize in
     // the direction of the sizer and in the other direction, respectively
-    int SizeInMajorDir(const wxSize& sz) const
+    int GetSizeInMajorDir(const wxSize& sz) const
     {
         return m_orient == wxHORIZONTAL ? sz.x : sz.y;
     }
@@ -817,7 +849,7 @@ protected:
         return m_orient == wxHORIZONTAL ? pt.x : pt.y;
     }
 
-    int SizeInMinorDir(const wxSize& sz) const
+    int GetSizeInMinorDir(const wxSize& sz) const
     {
         return m_orient == wxHORIZONTAL ? sz.y : sz.x;
     }
@@ -860,6 +892,36 @@ private:
     DECLARE_CLASS(wxBoxSizer)
 };
 
+//---------------------------------------------------------------------------
+// wxWrapSizer - A box sizer that can wrap items on several lines when 
+// widths exceed available width.
+//---------------------------------------------------------------------------
+
+// Borrow unused flag value
+#define wxEXTEND_LAST_ON_EACH_LINE     wxFULL_REPAINT_ON_RESIZE
+
+class WXDLLEXPORT wxWrapSizer: public wxBoxSizer
+{
+public:
+    wxWrapSizer( int orient=wxHORIZONTAL, int flags=wxEXTEND_LAST_ON_EACH_LINE );
+    virtual ~wxWrapSizer();
+
+    virtual void RecalcSizes();
+    virtual wxSize CalcMin();
+    
+    virtual bool InformFirstDirection( int direction, int size, int availableOtherDir );
+    
+protected:
+    int m_prim_size_last;    // Size in primary direction last time
+    int m_n_line;            // Number of lines
+    wxBoxSizer m_rows;       // Rows of items
+    int m_flags;
+
+    void AdjustPropLastItem(wxSizer *psz, wxSizerItem *itemLast);    
+    
+    DECLARE_DYNAMIC_CLASS(wxWrapSizer)
+};
+
 //---------------------------------------------------------------------------
 // wxStaticBoxSizer
 //---------------------------------------------------------------------------