usual symptom is that the expanded items leave black (or otherwise incorrectly
coloured) background behind them, especially for the controls using non
default background colour. The recommended solution is to upgrade the {\tt comctl32.dll}
-to a newer version: see
+to a newer version: see
\urlref{http://www.microsoft.com/msdownload/ieplatform/ie/comctrlx86.asp}{http://www.microsoft.com/msdownload/ieplatform/ie/comctrlx86.asp}.
\latexignore{\rtfignore{\wxheading{Members}}}
+
\membersection{wxTreeCtrl::wxTreeCtrl}\label{wxtreectrlconstr}
\func{}{wxTreeCtrl}{\void}
\helpref{wxTreeCtrl::Create}{wxtreectrlcreate}, \helpref{wxValidator}{wxvalidator}
+
\membersection{wxTreeCtrl::\destruct{wxTreeCtrl}}
\func{void}{\destruct{wxTreeCtrl}}{\void}
Destructor, destroying the list control.
+
\membersection{wxTreeCtrl::AddRoot}\label{wxtreectrladdroot}
\func{wxTreeItemId}{AddRoot}{\param{const wxString\&}{ text},
If {\it image} > -1 and {\it selImage} is -1, the same image is used for
both selected and unselected items.
+
\membersection{wxTreeCtrl::AppendItem}\label{wxtreectrlappenditem}
\func{wxTreeItemId}{AppendItem}{\param{const wxTreeItemId\& }{parent}, \param{const wxString\&}{ text},
If {\it image} > -1 and {\it selImage} is -1, the same image is used for
both selected and unselected items.
+
\membersection{wxTreeCtrl::AssignButtonsImageList}\label{wxtreectrlassignbuttonsimagelist}
\func{void}{AssignButtonsImageList}{\param{wxImageList*}{ imageList}}
See also \helpref{SetButtonsImageList}{wxtreectrlsetbuttonsimagelist}.
+
\membersection{wxTreeCtrl::AssignImageList}\label{wxtreectrlassignimagelist}
\func{void}{AssignImageList}{\param{wxImageList*}{ imageList}}
See also \helpref{SetImageList}{wxtreectrlsetimagelist}.
+
\membersection{wxTreeCtrl::AssignStateImageList}\label{wxtreectrlassignstateimagelist}
\func{void}{AssignStateImageList}{\param{wxImageList*}{ imageList}}
See also \helpref{SetStateImageList}{wxtreectrlsetstateimagelist}.
+
\membersection{wxTreeCtrl::Collapse}\label{wxtreectrlcollapse}
\func{void}{Collapse}{\param{const wxTreeItemId\&}{ item}}
Collapses the given item.
+
\membersection{wxTreeCtrl::CollapseAndReset}\label{wxtreectrlcollapseandreset}
\func{void}{CollapseAndReset}{\param{const wxTreeItemId\&}{ item}}
Collapses the given item and removes all children.
+
\membersection{wxTreeCtrl::Create}\label{wxtreectrlcreate}
\func{bool}{wxTreeCtrl}{\param{wxWindow*}{ parent}, \param{wxWindowID}{ id},\rtfsp
Creates the tree control. See \helpref{wxTreeCtrl::wxTreeCtrl}{wxtreectrlconstr} for further details.
+
\membersection{wxTreeCtrl::Delete}\label{wxtreectrldelete}
\func{void}{Delete}{\param{const wxTreeItemId\&}{ item}}
This function may cause a subsequent call to GetNextChild to fail.
+
\membersection{wxTreeCtrl::DeleteAllItems}\label{wxtreectrldeleteallitems}
\func{void}{DeleteAllItems}{\void}
{\tt EVT\_TREE\_DELETE\_ITEM} events under some Windows versions although
normally such event is generated for each removed item.
+
\membersection{wxTreeCtrl::DeleteChildren}\label{wxtreectrldeletechildren}
\func{void}{DeleteChildren}{\param{const wxTreeItemId\& }{item}}
may need to call it again since {\it DeleteChildren} does not automatically
clear the setting.
+
\membersection{wxTreeCtrl::EditLabel}\label{wxtreectrleditlabel}
\func{void}{EditLabel}{\param{const wxTreeItemId\&}{ item}}
\helpref{wxTreeCtrl::EndEditLabel}{wxtreectrlendeditlabel},
\helpref{wxTreeEvent}{wxtreeevent}
+
\membersection{wxTreeCtrl::EndEditLabel}\label{wxtreectrlendeditlabel}
\func{void}{EndEditLabel}{\param{bool }{cancelEdit}}
\helpref{wxTreeCtrl::EditLabel}{wxtreectrleditlabel}
+
\membersection{wxTreeCtrl::EnsureVisible}\label{wxtreectrlensurevisible}
\func{void}{EnsureVisible}{\param{const wxTreeItemId\&}{ item}}
Scrolls and/or expands items to ensure that the given item is visible.
+
\membersection{wxTreeCtrl::Expand}\label{wxtreectrlexpand}
\func{void}{Expand}{\param{const wxTreeItemId\&}{ item}}
Expands the given item.
+
\membersection{wxTreeCtrl::GetBoundingRect}\label{wxtreectrlgetitemrect}
\constfunc{bool}{GetBoundingRect}{\param{const wxTreeItemId\&}{ item}, \param{wxRect\& }{rect}, \param{bool }{textOnly = {\tt false}}}
\perlnote{In wxPerl this method only takes the parameters {\tt item} and
{\tt textOnly}, and returns a Wx::Rect ( or undef ).}
+
\membersection{wxTreeCtrl::GetButtonsImageList}\label{wxtreectrlgetbuttonsimagelist}
\constfunc{wxImageList*}{GetButtonsImageList}{\void}
This function is only available in the generic version.
+
\membersection{wxTreeCtrl::GetChildrenCount}\label{wxtreectrlgetchildrencount}
\constfunc{size\_t}{GetChildrenCount}{\param{const wxTreeItemId\&}{ item}, \param{bool}{ recursively = {\tt true}}}
Returns the number of items in the branch. If {\it recursively} is {\tt true}, returns the total number
of descendants, otherwise only one level of children is counted.
+
\membersection{wxTreeCtrl::GetCount}\label{wxtreectrlgetcount}
\constfunc{int}{GetCount}{\void}
Returns the number of items in the control.
+
\membersection{wxTreeCtrl::GetEditControl}\label{wxtreectrlgeteditcontrol}
\constfunc{wxTextCtrl *}{GetEditControl}{\void}
{\bf NB:} It is currently only implemented for wxMSW.
+
\membersection{wxTreeCtrl::GetFirstChild}\label{wxtreectrlgetfirstchild}
\constfunc{wxTreeItemId}{GetFirstChild}{\param{const wxTreeItemId\&}{ item}, \param{wxTreeItemIdValue \& }{cookie}}
\perlnote{In wxPerl this method only takes the {\tt item} parameter, and
returns a 2-element list {\tt ( item, cookie )}.}
+
\membersection{wxTreeCtrl::GetFirstVisibleItem}\label{wxtreectrlgetfirstvisibleitem}
\constfunc{wxTreeItemId}{GetFirstVisibleItem}{\void}
Returns the first visible item.
+
\membersection{wxTreeCtrl::GetImageList}\label{wxtreectrlgetimagelist}
\constfunc{wxImageList*}{GetImageList}{\void}
Returns the normal image list.
+
\membersection{wxTreeCtrl::GetIndent}\label{wxtreectrlgetindent}
\constfunc{int}{GetIndent}{\void}
Returns the current tree control indentation.
+
\membersection{wxTreeCtrl::GetItemBackgroundColour}\label{wxtreectrlgetitembackgroundcolour}
\constfunc{wxColour}{GetItemBackgroundColour}{\param{const wxTreeItemId\&}{ item}}
Returns the background colour of the item.
+
\membersection{wxTreeCtrl::GetItemData}\label{wxtreectrlgetitemdata}
\constfunc{wxTreeItemData*}{GetItemData}{\param{const wxTreeItemId\&}{ item}}
\twocolitem{{\bf GetPyData(item)}}{Returns the Python Object
associated with the wxTreeItemData for the given item Id.}
\end{twocollist}}
-}
+}%
\perlnote{wxPerl provides the following shortcut method:
\indented{2cm}{
\begin{twocollist}\itemsep=0pt
\twocolitem{{\bf GetPlData( item )}}{Returns the Perl data
-associated with the Wx::TreeItemData ( it is just the same as
-tree->GetItemData( item )->GetData(); ).}
+associated with the Wx::TreeItemData. It is just the same as
+tree->GetItemData(item)->GetData().}
\end{twocollist}}
-}
+}%
\membersection{wxTreeCtrl::GetItemFont}\label{wxtreectrlgetitemfont}
Returns the font of the item label.
+
\membersection{wxTreeCtrl::GetItemImage}\label{wxtreectrlgetitemimage}
\constfunc{int}{GetItemImage}{\param{const wxTreeItemId\& }{item},
(which is shown when an expanded item is currently selected)
\end{itemize}
+
\membersection{wxTreeCtrl::GetItemText}\label{wxtreectrlgetitemtext}
\constfunc{wxString}{GetItemText}{\param{const wxTreeItemId\&}{ item}}
Returns the item label.
+
\membersection{wxTreeCtrl::GetItemTextColour}\label{wxtreectrlgetitemtextcolour}
\constfunc{wxColour}{GetItemTextColour}{\param{const wxTreeItemId\&}{ item}}
Returns the colour of the item label.
+
\membersection{wxTreeCtrl::GetLastChild}\label{wxtreectrlgetlastchild}
\constfunc{wxTreeItemId}{GetLastChild}{\param{const wxTreeItemId\&}{ item}}
\helpref{wxTreeCtrl::GetNextSibling}{wxtreectrlgetnextsibling},
\helpref{GetLastChild}{wxtreectrlgetlastchild}
+
\membersection{wxTreeCtrl::GetNextChild}\label{wxtreectrlgetnextchild}
\constfunc{wxTreeItemId}{GetNextChild}{\param{const wxTreeItemId\&}{ item}, \param{wxTreeItemIdValue \& }{cookie}}
\perlnote{In wxPerl this method returns a 2-element list
{\tt ( item, cookie )}, instead of modifying its parameters.}
+
\membersection{wxTreeCtrl::GetNextSibling}\label{wxtreectrlgetnextsibling}
\constfunc{wxTreeItemId}{GetNextSibling}{\param{const wxTreeItemId\&}{ item}}
\helpref{wxTreeCtrl::GetPrevSibling}{wxtreectrlgetprevsibling}
+
\membersection{wxTreeCtrl::GetNextVisible}\label{wxtreectrlgetnextvisible}
\constfunc{wxTreeItemId}{GetNextVisible}{\param{const wxTreeItemId\&}{ item}}
Returns the next visible item.
+
\membersection{wxTreeCtrl::GetItemParent}\label{wxtreectrlgetitemparent}
\constfunc{wxTreeItemId}{GetItemParent}{\param{const wxTreeItemId\&}{ item}}
Returns the item's parent.
+
\membersection{wxTreeCtrl::GetParent}\label{wxtreectrlgetparent}
\constfunc{wxTreeItemId}{GetParent}{\param{const wxTreeItemId\&}{ item}}
\pythonnote{This method is named {\tt GetItemParent} to avoid a name
clash with wxWindow::GetParent.}
+
\membersection{wxTreeCtrl::GetPrevSibling}\label{wxtreectrlgetprevsibling}
\constfunc{wxTreeItemId}{GetPrevSibling}{\param{const wxTreeItemId\&}{ item}}
\helpref{wxTreeCtrl::GetNextSibling}{wxtreectrlgetnextsibling}
+
\membersection{wxTreeCtrl::GetPrevVisible}\label{wxtreectrlgetprevvisible}
\constfunc{wxTreeItemId}{GetPrevVisible}{\param{const wxTreeItemId\&}{ item}}
Returns the previous visible item.
+
\membersection{wxTreeCtrl::GetRootItem}\label{wxtreectrlgetrootitem}
\constfunc{wxTreeItemId}{GetRootItem}{\void}
Returns the root item for the tree control.
+
\membersection{wxTreeCtrl::GetItemSelectedImage}\label{wxtreectrlgetitemselectedimage}
\constfunc{int}{GetItemSelectedImage}{\param{const wxTreeItemId\& }{item}}
Gets the selected item image (this function is obsolete, use
{\tt GetItemImage(item, wxTreeItemIcon\_Selected}) instead).
+
\membersection{wxTreeCtrl::GetSelection}\label{wxtreectrlgetselection}
\constfunc{wxTreeItemId}{GetSelection}{\void}
\helpref{GetSelections}{wxtreectrlgetselections} for the controls which do have
this style.
+
\membersection{wxTreeCtrl::GetSelections}\label{wxtreectrlgetselections}
\constfunc{size\_t}{GetSelections}{\param{wxArrayTreeItemIds\& }{selection}}
\perlnote{In wxPerl this method takes no parameters and returns a list of
{\tt Wx::TreeItemId}s.}
+
\membersection{wxTreeCtrl::GetStateImageList}\label{wxtreectrlgetstateimagelist}
\constfunc{wxImageList*}{GetStateImageList}{\void}
Returns the state image list (from which application-defined state images are taken).
+
\membersection{wxTreeCtrl::HitTest}\label{wxtreectrlhittest}
\func{wxTreeItemId}{HitTest}{\param{const wxPoint\& }{point}, \param{int\& }{flags}}
\perlnote{In wxPerl this method only takes the {\tt point} parameter
and returns a 2-element list {\tt ( item, flags )}.}
+
\membersection{wxTreeCtrl::InsertItem}\label{wxtreectrlinsertitem}
\func{wxTreeItemId}{InsertItem}{\param{const wxTreeItemId\& }{parent}, \param{const wxTreeItemId\& }{previous}, \param{const wxString\&}{ text},
\pythonnote{The second form of this method is called
{\tt InsertItemBefore} in wxPython.}
+
\membersection{wxTreeCtrl::IsBold}\label{wxtreectrlisbold}
\constfunc{bool}{IsBold}{\param{const wxTreeItemId\& }{item}}
See also: \helpref{SetItemBold}{wxtreectrlsetitembold}
+
\membersection{wxTreeCtrl::IsExpanded}\label{wxtreectrlisexpanded}
\constfunc{bool}{IsExpanded}{\param{const wxTreeItemId\&}{ item}}
Returns {\tt true} if the item is expanded (only makes sense if it has children).
+
\membersection{wxTreeCtrl::IsSelected}\label{wxtreectrlisselected}
\constfunc{bool}{IsSelected}{\param{const wxTreeItemId\&}{ item}}
Returns {\tt true} if the item is selected.
+
\membersection{wxTreeCtrl::IsVisible}\label{wxtreectrlisvisible}
\constfunc{bool}{IsVisible}{\param{const wxTreeItemId\&}{ item}}
Returns {\tt true} if the item is visible (it might be outside the view, or not expanded).
+
\membersection{wxTreeCtrl::ItemHasChildren}\label{wxtreectrlitemhaschildren}
\constfunc{bool}{ItemHasChildren}{\param{const wxTreeItemId\&}{ item}}
Returns {\tt true} if the item has children.
+
\membersection{wxTreeCtrl::OnCompareItems}\label{wxtreectrloncompareitems}
\func{int}{OnCompareItems}{\param{const wxTreeItemId\& }{item1}, \param{const wxTreeItemId\& }{item2}}
See also: \helpref{SortChildren}{wxtreectrlsortchildren}
+
\membersection{wxTreeCtrl::PrependItem}\label{wxtreectrlprependitem}
\func{wxTreeItemId}{PrependItem}{\param{const wxTreeItemId\& }{parent}, \param{const wxString\&}{ text},
If {\it image} > -1 and {\it selImage} is -1, the same image is used for
both selected and unselected items.
+
\membersection{wxTreeCtrl::ScrollTo}\label{wxtreectrlscrollto}
\func{void}{ScrollTo}{\param{const wxTreeItemId\&}{ item}}
Scrolls the specified item into view.
+
\membersection{wxTreeCtrl::SelectItem}\label{wxtreectrlselectitem}
-\func{bool}{SelectItem}{\param{const wxTreeItemId\&}{ item}}
+\func{bool}{SelectItem}{\param{const wxTreeItemId\&}{ item}, \param{bool }{select = \true}}
+
+Selects the given item. In multiple selection controls, can be also used to
+deselect a currently selected item if the value of \arg{select} is false.
-Selects the given item.
\membersection{wxTreeCtrl::SetButtonsImageList}\label{wxtreectrlsetbuttonsimagelist}
See also \helpref{AssignButtonsImageList}{wxtreectrlassignbuttonsimagelist}.
+
\membersection{wxTreeCtrl::SetIndent}\label{wxtreectrlsetindent}
\func{void}{SetIndent}{\param{int }{indent}}
Sets the indentation for the tree control.
+
\membersection{wxTreeCtrl::SetImageList}\label{wxtreectrlsetimagelist}
\func{void}{SetImageList}{\param{wxImageList*}{ imageList}}
See also \helpref{AssignImageList}{wxtreectrlassignimagelist}.
+
\membersection{wxTreeCtrl::SetItemBackgroundColour}\label{wxtreectrlsetitembackgroundcolour}
\func{void}{SetItemBackgroundColour}{\param{const wxTreeItemId\&}{ item}, \param{const wxColour\& }{col}}
Sets the colour of the item's background.
+
\membersection{wxTreeCtrl::SetItemBold}\label{wxtreectrlsetitembold}
\func{void}{SetItemBold}{\param{const wxTreeItemId\& }{item}, \param{bool}{ bold = {\tt true}}}
See also: \helpref{IsBold}{wxtreectrlisbold}
+
\membersection{wxTreeCtrl::SetItemData}\label{wxtreectrlsetitemdata}
\func{void}{SetItemData}{\param{const wxTreeItemId\&}{ item}, \param{wxTreeItemData* }{data}}
\twocolitem{{\bf SetPyData(item, obj)}}{Associate the given Python
Object with the wxTreeItemData for the given item Id.}
\end{twocollist}}
-}
+}%
\perlnote{wxPerl provides the following shortcut method:
\indented{2cm}{
\begin{twocollist}\itemsep=0pt
\twocolitem{{\bf SetPlData( item, data )}}{Sets the Perl data
-associated with the Wx::TreeItemData ( it is just the same as
-tree->GetItemData( item )->SetData( data ); ).}
+associated with the Wx::TreeItemData. It is just the same as
+tree->GetItemData(item)->SetData(data).}
\end{twocollist}}
-}
+}%
\membersection{wxTreeCtrl::SetItemFont}\label{wxtreectrlsetitemfont}
\helpref{SetItemBold}{wxtreectrlsetitembold}
+
\membersection{wxTreeCtrl::SetItemHasChildren}\label{wxtreectrlsetitemhaschildren}
\func{void}{SetItemHasChildren}{\param{const wxTreeItemId\&}{ item}, \param{bool }{hasChildren = {\tt true}}}
but instead adding them only when needed, thus minimizing memory
usage and loading time.
+
\membersection{wxTreeCtrl::SetItemImage}\label{wxtreectrlsetitemimage}
\func{void}{SetItemImage}{\param{const wxTreeItemId\&}{ item},
Sets the specified item image. See \helpref{GetItemImage}{wxtreectrlgetitemimage}
for the description of the {\it which} parameter.
+
\membersection{wxTreeCtrl::SetItemSelectedImage}\label{wxtreectrlsetitemselectedimage}
\func{void}{SetItemSelectedImage}{\param{const wxTreeItemId\&}{ item}, \param{int }{selImage}}
Sets the selected item image (this function is obsolete, use {\tt SetItemImage(item, wxTreeItemIcon\_Selected}) instead).
+
\membersection{wxTreeCtrl::SetItemText}\label{wxtreectrlsetitemtext}
\func{void}{SetItemText}{\param{const wxTreeItemId\&}{ item}, \param{const wxString\& }{text}}
Sets the item label.
+
\membersection{wxTreeCtrl::SetItemTextColour}\label{wxtreectrlsetitemtextcolour}
\func{void}{SetItemTextColour}{\param{const wxTreeItemId\&}{ item}, \param{const wxColour\& }{col}}
Sets the colour of the item's text.
+
\membersection{wxTreeCtrl::SetStateImageList}\label{wxtreectrlsetstateimagelist}
\func{void}{SetStateImageList}{\param{wxImageList*}{ imageList}}
See also \helpref{AssignStateImageList}{wxtreectrlassignstateimagelist}.
+\membersection{wxTreeCtrl::SetWindowStyle}\label{wxtreectrlsetwindowstyle}
+
\func{void}{SetWindowStyle}{\param{long}{styles}}
Sets the mode flags associated with the display of the tree control.
The new mode takes effect immediately.
(Generic only; MSW ignores changes.)
+
\membersection{wxTreeCtrl::SortChildren}\label{wxtreectrlsortchildren}
\func{void}{SortChildren}{\param{const wxTreeItemId\&}{ item}}
\helpref{wxTreeItemData}{wxtreeitemdata}, \helpref{OnCompareItems}{wxtreectrloncompareitems}
+
\membersection{wxTreeCtrl::Toggle}\label{wxtreectrltoggle}
\func{void}{Toggle}{\param{const wxTreeItemId\&}{ item}}
Toggles the given item between collapsed and expanded states.
+
+\membersection{wxTreeCtrl::ToggleItemSelection}\label{wxtreectrltoggleitemselection}
+
+\func{void}{ToggleItemSelection}{\param{const wxTreeItemId\&}{ item}}
+
+Toggles the given item between selected and unselected states. For
+multiselection controls only.
+
+
\membersection{wxTreeCtrl::Unselect}\label{wxtreectrlunselect}
\func{void}{Unselect}{\void}
Removes the selection from the currently selected item (if any).
+
\membersection{wxTreeCtrl::UnselectAll}\label{wxtreectrlunselectall}
\func{void}{UnselectAll}{\void}
if the control doesn't have wxTR\_MULTIPLE style, or removes the selection from
all items if it does have this style.
+
+\membersection{wxTreeCtrl::UnselectItem}\label{wxtreectrlunselectitem}
+
+\func{void}{UnselectItem}{\param{const wxTreeItemId\& }{item}}
+
+Unselects the given item. This works in multiselection controls only.
+
+