+ // construct the flags object initialized with the given proportion (0 by
+ // default)
+ wxSizerFlags(int proportion = 0) : m_proportion(proportion)
+ {
+ m_flags = 0;
+ m_borderInPixels = 0;
+ }
+
+ // setters for all sizer flags, they all return the object itself so that
+ // calls to them can be chained
+
+ wxSizerFlags& Proportion(int proportion)
+ {
+ m_proportion = proportion;
+ return *this;
+ }
+
+ wxSizerFlags& Expand()
+ {
+ m_flags |= wxEXPAND;
+ return *this;
+ }
+
+ // notice that Align() replaces the current alignment flags, use specific
+ // methods below such as Top(), Left() &c if you want to set just the
+ // vertical or horizontal alignment
+ wxSizerFlags& Align(int alignment) // combination of wxAlignment values
+ {
+ m_flags &= ~wxALIGN_MASK;
+ m_flags |= alignment;
+
+ return *this;
+ }
+
+ // some shortcuts for Align()
+ wxSizerFlags& Centre() { return Align(wxALIGN_CENTRE); }
+ wxSizerFlags& Center() { return Centre(); }
+
+ wxSizerFlags& Top()
+ {
+ m_flags &= ~(wxALIGN_BOTTOM | wxALIGN_CENTRE_VERTICAL);
+ return *this;
+ }
+
+ wxSizerFlags& Left()
+ {
+ m_flags &= ~(wxALIGN_RIGHT | wxALIGN_CENTRE_HORIZONTAL);
+ return *this;
+ }
+
+ wxSizerFlags& Right()
+ {
+ m_flags = (m_flags & ~wxALIGN_CENTRE_HORIZONTAL) | wxALIGN_RIGHT;
+ return *this;
+ }
+
+ wxSizerFlags& Bottom()
+ {
+ m_flags = (m_flags & ~wxALIGN_CENTRE_VERTICAL) | wxALIGN_BOTTOM;
+ return *this;
+ }
+
+
+ // default border size used by Border() below
+ 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
+ }
+
+
+ wxSizerFlags& Border(int direction, int borderInPixels)
+ {
+ wxCHECK_MSG( !(direction & ~wxALL), *this,
+ wxS("direction must be a combination of wxDirection ")
+ wxS("enum values.") );
+
+ m_flags &= ~wxALL;
+ m_flags |= direction;
+
+ m_borderInPixels = borderInPixels;
+
+ return *this;
+ }
+
+ wxSizerFlags& Border(int direction = wxALL)
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(direction, GetDefaultBorder());
+#else
+ // no borders by default on limited size screen
+ wxUnusedVar(direction);
+
+ return *this;
+#endif
+ }
+
+ wxSizerFlags& DoubleBorder(int direction = wxALL)
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(direction, 2*GetDefaultBorder());
+#else
+ wxUnusedVar(direction);
+
+ return *this;
+#endif
+ }
+
+ wxSizerFlags& TripleBorder(int direction = wxALL)
+ {
+#if wxUSE_BORDER_BY_DEFAULT
+ return Border(direction, 3*GetDefaultBorder());
+#else
+ wxUnusedVar(direction);