DocStr(wxSizerItem,
"The wx.SizerItem class is used to track the position, size and other
-attributes of each item managed by a `wx.Sizer`. In normal usage user
-code should never need to deal directly with a wx.SizerItem, but
-custom classes derived from `wx.PySizer` will probably need to use the
-collection of wx.SizerItems held by wx.Sizer when calculating layout.
+attributes of each item managed by a `wx.Sizer`. It is not usually
+necessary to use this class because the sizer elements can also be
+identified by their positions or window or sizer references but
+sometimes it may be more convenient to use wx.SizerItem directly.
+Also, custom classes derived from `wx.PySizer` will probably need to
+use the collection of wx.SizerItems held by wx.Sizer when calculating
+layout.
:see: `wx.Sizer`, `wx.GBSizerItem`", "");
:see: `wx.SizerItemSpacer`, `wx.SizerItemWindow`, `wx.SizerItemSizer`", "");
+
+ ~wxSizerItem();
%extend {
int border, PyObject* userData=NULL ),
"Constructs a `wx.SizerItem` for tracking a subsizer", "");
+ %disownarg( wxSizer *sizer );
%RenameCtor(SizerItemSizer, wxSizerItem( wxSizer *sizer, int proportion, int flag,
int border, PyObject* userData=NULL ))
{
}
return new wxSizerItem(sizer, proportion, flag, border, data);
}
+ %cleardisown( wxSizer *sizer );
}
wxSizer *, GetSizer(),
"Get the subsizer (if any) that is managed by this sizer item.", "");
+ %disownarg( wxSizer *sizer );
DocDeclStr(
void , SetSizer( wxSizer *sizer ),
"Set the subsizer to be managed by this sizer item.", "");
+ %cleardisown( wxSizer *sizer );
DocDeclStr(
class wxSizer : public wxObject {
public:
// wxSizer(); **** abstract, can't instantiate
- // ~wxSizer();
+
+ ~wxSizer();
%extend {
void _setOORInfo(PyObject* _self) {
wxPySizerItemInfo info = wxPySizerItemTypeHelper(item, true, false);
if ( userData && (info.window || info.sizer || info.gotSize) )
data = new wxPyUserData(userData);
+ if ( info.sizer )
+ PyObject_SetAttrString(item,"thisown",Py_False);
wxPyEndBlockThreads(blocked);
// Now call the real Add method if a valid item type was found
wxPySizerItemInfo info = wxPySizerItemTypeHelper(item, true, false);
if ( userData && (info.window || info.sizer || info.gotSize) )
data = new wxPyUserData(userData);
+ if ( info.sizer )
+ PyObject_SetAttrString(item,"thisown",Py_False);
wxPyEndBlockThreads(blocked);
// Now call the real Insert method if a valid item type was found
wxPySizerItemInfo info = wxPySizerItemTypeHelper(item, true, false);
if ( userData && (info.window || info.sizer || info.gotSize) )
data = new wxPyUserData(userData);
+ if ( info.sizer )
+ PyObject_SetAttrString(item,"thisown",Py_False);
wxPyEndBlockThreads(blocked);
// Now call the real Prepend method if a valid item type was found
return self._SetItemMinSize(item, args[0])
}
+
+ %disownarg( wxSizerItem *item );
+
DocDeclAStrName(
wxSizerItem* , Add( wxSizerItem *item ),
"AddItem(self, SizerItem item)",
"Prepends a `wx.SizerItem` to the sizer.", "",
PrependItem);
+ %cleardisown( wxSizerItem *item );
%pythoncode {
DocAStr(IsShown,
"IsShown(self, item)",
- "Determines if the item is currently shown. sizer. To make a sizer
+ "Determines if the item is currently shown. To make a sizer
item disappear or reappear, use Show followed by `Layout`. The *item*
parameter can be either a window, a sizer, or the zero-based index of
the item.", "");
void , ShowItems(bool show),
"Recursively call `wx.SizerItem.Show` on all sizer items.", "");
- // TODO:
- // void Show(bool show);
- // bool IsShown();
-
};
int , GetHGap(),
"Returns the horizontal gap (in pixels) between cells in the sizer.", "");
+ %pythoncode {
+ def CalcRowsCols(self):
+ """
+ CalcRowsCols() -> (rows, cols)
+
+ Calculates how many rows and columns will be in the sizer based
+ on the current number of items and also the rows, cols specified
+ in the constructor.
+ """
+ nitems = len(self.GetChildren())
+ rows = self.GetRows()
+ cols = self.GetCols()
+ assert rows != 0 or cols != 0, "Grid sizer must have either rows or columns fixed"
+ if cols != 0:
+ rows = (nitems + cols - 1) / cols
+ elif rows != 0:
+ cols = (nitems + rows - 1) / rows
+ return (rows, cols)
+ }
};
//---------------------------------------------------------------------------