X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4fabb57533169f2f75367e0d120c762518548890..42e69d6b435a4dd5415caf3750db62cf45b6f373:/docs/latex/wx/treectrl.tex diff --git a/docs/latex/wx/treectrl.tex b/docs/latex/wx/treectrl.tex index c831025d97..ceb31a10d8 100644 --- a/docs/latex/wx/treectrl.tex +++ b/docs/latex/wx/treectrl.tex @@ -12,6 +12,10 @@ To intercept events from a tree control, use the event table macros described in \helpref{wxEvtHandler}{wxevthandler}\\ \helpref{wxObject}{wxobject} +\wxheading{Include files} + + + \wxheading{Window styles} \twocolwidtha{5cm} @@ -186,9 +190,15 @@ Expands the given item. \membersection{wxTreeCtrl::GetBoundingRect}\label{wxtreectrlgetitemrect} -\constfunc{void}{GetBoundingRect}{\param{const wxTreeItemId\&}{ item}, \param{wxRect\& }{rect}, \param{bool }{textOnly = FALSE}} +\constfunc{bool}{GetBoundingRect}{\param{const wxTreeItemId\&}{ item}, \param{wxRect\& }{rect}, \param{bool }{textOnly = FALSE}} + +Retrieves the rectangle bounding the {\it item}. If {\it textOnly} is TRUE, +only the rectangle around the items label will be returned, otherwise the +items image is also taken into account. -Returns the position and size of the rectangle bounding the item. +The return value is TRUE if the rectangle was successfully retrieved or FALSE +if it was not (in this case {\it rect} is not changed) - for example, if the +item is currently invisible. \membersection{wxTreeCtrl::GetChildrenCount}\label{wxtreectrlgetchildrencount} @@ -221,12 +231,15 @@ to make these functions reentrant (i.e. allow more than one enumeration on one and the same object simultaneously). The cookie passed to GetFirstChild and GetNextChild should be the same. -Returns 0 if there are no further children. +Returns an invalid tree item if there are no further children. \wxheading{See also} \helpref{wxTreeCtrl::GetNextChild}{wxtreectrlgetnextchild} +\pythonnote{In wxPython the returned wxTreeItemId and the new cookie +value are both returned as a tuple containing the two values.} + \membersection{wxTreeCtrl::GetFirstVisibleItem}\label{wxtreectrlgetfirstvisibleitem} \constfunc{wxTreeItemId}{GetFirstVisibleItem}{\void} @@ -262,6 +275,13 @@ Returns the tree item data associated with the item. \helpref{wxTreeItemData}{wxtreeitemdata} +\pythonnote{wxPython provides the following shortcut method:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{GetPyData(item)}}{Returns the Python Object +associated with the wxTreeItemData for the given item Id.} +\end{twocollist}} +} + \membersection{wxTreeCtrl::GetItemImage}\label{wxtreectrlgetitemimage} \constfunc{int}{GetItemImage}{\param{const wxTreeItemId\& }{item}} @@ -274,6 +294,17 @@ Gets the normal item image. Returns the item label. +\membersection{wxTreeCtrl::GetLastChild}\label{wxtreectrlgetlastchild} + +\constfunc{wxTreeItemId}{GetLastChild}{\param{const wxTreeItemId\&}{ item}} + +Returns the last child of the item (or an invalid tree item if this item has no children). + +\wxheading{See also} + +\helpref{GetFirstChild}{wxtreectrlgetfirstchild}, +\helpref{GetLastChild}{wxtreectrlgetlastchild} + \membersection{wxTreeCtrl::GetNextChild}\label{wxtreectrlgetnextchild} \constfunc{wxTreeItemId}{GetNextChild}{\param{const wxTreeItemId\&}{ item}, \param{long\& }{cookie}} @@ -286,19 +317,22 @@ to make these functions reentrant (i.e. allow more than one enumeration on one and the same object simultaneously). The cookie passed to GetFirstChild and GetNextChild should be the same. -Returns 0 if there are no further children. +Returns an invalid tree item if there are no further children. \wxheading{See also} \helpref{wxTreeCtrl::GetFirstChild}{wxtreectrlgetfirstchild} +\pythonnote{In wxPython the returned wxTreeItemId and the new cookie +value are both returned as a tuple containing the two values.} + \membersection{wxTreeCtrl::GetNextSibling}\label{wxtreectrlgetnextsibling} \constfunc{wxTreeItemId}{GetNextSibling}{\param{const wxTreeItemId\&}{ item}} Returns the next sibling of the specified item; call \helpref{wxTreeCtrl::GetPrevSibling}{wxtreectrlgetprevsibling} for the previous sibling. -Returns 0 if there are no further siblings. +Returns an invalid tree item if there are no further siblings. \wxheading{See also} @@ -322,7 +356,7 @@ Returns the item's parent. Returns the previous sibling of the specified item; call \helpref{wxTreeCtrl::GetNextSibling}{wxtreectrlgetnextsibling} for the next sibling. -Returns 0 if there are no further children. +Returns an invalid tree item if there are no further children. \wxheading{See also} @@ -340,9 +374,9 @@ Returns the previous visible item. Returns the root item for the tree control. -\membersection{wxTreeCtrl::GetSelectedItemImage}\label{wxtreectrlgetselecteditemimage} +\membersection{wxTreeCtrl::GetItemSelectedImage}\label{wxtreectrlgetitemselectedimage} -\constfunc{int}{GetSelectedItemImage}{\param{const wxTreeItemId\& }{item}} +\constfunc{int}{GetItemSelectedImage}{\param{const wxTreeItemId\& }{item}} Gets the selected item image. @@ -350,7 +384,7 @@ Gets the selected item image. \constfunc{wxTreeItemId}{GetSelection}{\void} -Returns the selection, or 0 if there is no selection. +Returns the selection, or an invalid item if there is no selection. \membersection{wxTreeCtrl::HitTest}\label{wxtreectrlhittest} @@ -384,6 +418,14 @@ Inserts an item after a given one. If {\it image} > -1 and {\it selImage} is -1, the same image is used for both selected and unselected items. +\membersection{wxTreeCtrl::IsBold}\label{wxtreectrlisbold} + +\constfunc{bool}{IsBold}{\param{const wxTreeItemId\& }{item}} + +Returns TRUE if the given item is in bold state. + +See also: \helpref{SetItemBold}{wxtreectrlsetitembold} + \membersection{wxTreeCtrl::IsExpanded}\label{wxtreectrlisexpanded} \constfunc{bool}{IsExpanded}{\param{const wxTreeItemId\&}{ item}} @@ -408,6 +450,19 @@ Returns TRUE if the item is visible (it might be outside the view, or not expand Returns TRUE if the item has children. +\membersection{wxTreeCtrl::OnCompareItems}\label{wxtreectrloncompareitems} + +\func{int}{OnCompareItems}{\param{const wxTreeItemId\& }{item1}, \param{const wxTreeItemId\& }{item2}} + +Override this function in the derived class to change the sort order of the +items in the tree control. The function should return a negative, zero or +positive value if the first item is less than, equal to or greater than the +second one. + +The base class version compares items alphabetically. + +See also: \helpref{SortChildren}{wxtreectrlsortchildren} + \membersection{wxTreeCtrl::PrependItem}\label{wxtreectrlprependitem} \func{wxTreeItemId}{PrependItem}{\param{const wxTreeItemId\& }{parent}, \param{const wxString\&}{ text}, @@ -443,12 +498,28 @@ Sets the indentation for the tree control. Sets the image list. {\it which} should be one of wxIMAGE\_LIST\_NORMAL, wxIMAGE\_LIST\_SMALL and wxIMAGE\_LIST\_STATE. +\membersection{wxTreeCtrl::SetItemBold}\label{wxtreectrlsetitembold} + +\func{void}{SetItemBold}{\param{const wxTreeItemId\& }{item}, \param{bool}{ bold = TRUE}} + +Makes item appear in bold font if {\it bold} parameter is TRUE or resets it to +the normal state. + +See also: \helpref{IsBold}{wxtreectrlisbold} + \membersection{wxTreeCtrl::SetItemData}\label{wxtreectrlsetitemdata} \func{void}{SetItemData}{\param{const wxTreeItemId\&}{ item}, \param{wxTreeItemData* }{data}} Sets the item client data. +\pythonnote{wxPython provides the following shortcut method:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{SetPyData(item, obj)}}{Associate the given Python +Object with the wxTreeItemData for the given item Id.} +\end{twocollist}} +} + \membersection{wxTreeCtrl::SetItemHasChildren}\label{wxtreectrlsetitemhaschildren} \func{void}{SetItemHasChildren}{\param{const wxTreeItemId\&}{ item}, \param{bool }{hasChildren = TRUE}} @@ -478,24 +549,16 @@ Sets the item label. \membersection{wxTreeCtrl::SortChildren}\label{wxtreectrlsortchildren} -\func{void}{SortChildren}{\param{const wxTreeItemId\&}{ item}, \param{wxTreeItemCmpFunc*}{ cmpFunction = NULL}} - -Sorts the children of the given item. If {\it cmpFunction} is NULL, sorts in ascending alphabetical order; -otherwise the custom sort function is used, as follows: +\func{void}{SortChildren}{\param{const wxTreeItemId\&}{ item}} -{\small -\begin{verbatim} -// a callback function used for sorting tree items, it should return -1 if the -// first item precedes the second, +1 if the second precedes the first or 0 if -// they're equivalent -class wxTreeItemData; -typedef int (*wxTreeItemCmpFunc)(wxTreeItemData *item1, wxTreeItemData *item2); -\end{verbatim} -} +Sorts the children of the given item using +\helpref{OnCompareItems}{wxtreectrloncompareitems} method of wxTreeCtrl. You +should override that method to change the sort order (default is ascending +alphabetical order). \wxheading{See also} -\helpref{wxTreeItemData}{wxtreeitemdata} +\helpref{wxTreeItemData}{wxtreeitemdata}, \helpref{OnCompareItems}{wxtreectrloncompareitems} \membersection{wxTreeCtrl::Toggle}\label{wxtreectrltoggle} @@ -527,6 +590,10 @@ always be allocated on the heap. wxTreeItemId +\wxheading{Include files} + + + \wxheading{See also} \helpref{wxTreeCtrl}{wxtreectrl} @@ -539,6 +606,21 @@ wxTreeItemId Default constructor. +\pythonnote{The wxPython version of this constructor optionally +accepts any Python object as a parameter. This object is then +associated with the tree item using the wxTreeItemData as a +container. + +In addition, the following methods are added in wxPython for accessing +the object:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{GetData()}}{Returns a reference to the Python Object} +\twocolitem{\bf{SetData(obj)}}{Associates a new Python Object with the +wxTreeItemData} +\end{twocollist}} +} + + \membersection{wxTreeItemData::\destruct{wxTreeItemData}} \func{void}{\destruct{wxTreeItemData}}{\void}