X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/11358d3976afbde5e5924799e4dce2ffc0280f2c..11ef729d54ee338a1d569b5a238c2feb84d488ff:/docs/latex/wx/listctrl.tex?ds=inline diff --git a/docs/latex/wx/listctrl.tex b/docs/latex/wx/listctrl.tex index f3c0c9b79b..8c74191853 100644 --- a/docs/latex/wx/listctrl.tex +++ b/docs/latex/wx/listctrl.tex @@ -1,3 +1,14 @@ +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Name: listctrl.tex +%% Purpose: wxListCtrl docs +%% Author: +%% Modified by: +%% Created: +%% RCS-ID: $Id$ +%% Copyright: (c) wxWidgets +%% License: wxWindows license +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + \section{\class{wxListCtrl}}\label{wxlistctrl} A list control presents lists in a number of formats: list view, report view, @@ -9,12 +20,17 @@ A special case of report view quite different from the other modes of the list control is a virtual control in which the items data (including text, images and attributes) is managed by the main program and is requested by the control itself only when needed which allows to have controls with millions of items -without consuming much memory. To use virtual list control you must use -\helpref{SetItemCount}{wxlistctrlsetitemcount} first and overload at least -\helpref{OnGetItemText}{wxlistctrlongetitemtext} (and optionally -\helpref{OnGetItemImage}{wxlistctrlongetitemimage} and +without consuming much memory. To use virtual list control you must use +\helpref{SetItemCount}{wxlistctrlsetitemcount} first and overload at least +\helpref{OnGetItemText}{wxlistctrlongetitemtext} (and optionally +\helpref{OnGetItemImage}{wxlistctrlongetitemimage} and \helpref{OnGetItemAttr}{wxlistctrlongetitemattr}) to return the information -about the items when the control requests it. +about the items when the control requests it. Virtual list control can be used +as a normal one except that no operations which can take time proportional to +the number of items in the control happen -- this is required to allow having a +practically infinite number of items. For example, in a multiple selection +virtual list control, the selections won't be sent when many items are selected +at once because this could mean iterating over all the items. Using many of wxListCtrl features is shown in the \helpref{corresponding sample}{samplelistctrl}. @@ -37,20 +53,19 @@ in \helpref{wxListEvent}{wxlistevent}. \twocolwidtha{7cm} \begin{twocollist}\itemsep=0pt -\twocolitem{\windowstyle{wxLC\_LIST}}{multicolumn list view, with optional small icons. +\twocolitem{\windowstyle{wxLC\_LIST}}{Multicolumn list view, with optional small icons. Columns are computed automatically, i.e. you don't set columns as in wxLC\_REPORT. In other words, the list wraps, unlike a wxListBox.} -\twocolitem{\windowstyle{wxLC\_REPORT}}{single or multicolumn report view, with optional header.} -\twocolitem{\windowstyle{wxLC\_VIRTUAL}}{virtual control, may only be used with wxLC\_REPORT} +\twocolitem{\windowstyle{wxLC\_REPORT}}{Single or multicolumn report view, with optional header.} +\twocolitem{\windowstyle{wxLC\_VIRTUAL}}{The application provides items text on demand. May only be used with wxLC\_REPORT.} \twocolitem{\windowstyle{wxLC\_ICON}}{Large icon view, with optional labels.} \twocolitem{\windowstyle{wxLC\_SMALL\_ICON}}{Small icon view, with optional labels.} \twocolitem{\windowstyle{wxLC\_ALIGN\_TOP}}{Icons align to the top. Win32 default, Win32 only. } \twocolitem{\windowstyle{wxLC\_ALIGN\_LEFT}}{Icons align to the left. } \twocolitem{\windowstyle{wxLC\_AUTOARRANGE}}{Icons arrange themselves. Win32 only. } -\twocolitem{\windowstyle{wxLC\_USER\_TEXT}}{The application provides label text on demand, except for column headers. Win32 only. } \twocolitem{\windowstyle{wxLC\_EDIT\_LABELS}}{Labels are editable: the application will be notified when editing starts.} -\twocolitem{\windowstyle{wxLC\_NO\_HEADER}}{No header in report mode. Win32 only. } -\twocolitem{\windowstyle{wxLC\_SINGLE\_SEL}}{Single selection.} +\twocolitem{\windowstyle{wxLC\_NO\_HEADER}}{No header in report mode. } +\twocolitem{\windowstyle{wxLC\_SINGLE\_SEL}}{Single selection (default is multiple).} \twocolitem{\windowstyle{wxLC\_SORT\_ASCENDING}}{Sort in ascending order (must still supply a comparison callback in SortItems.} \twocolitem{\windowstyle{wxLC\_SORT\_DESCENDING}}{Sort in descending order (must still supply a comparison callback in SortItems.} \twocolitem{\windowstyle{wxLC\_HRULES}}{Draws light horizontal rules between rows in report mode.} @@ -77,7 +92,9 @@ functions that take a \helpref{wxListEvent}{wxlistevent} argument. \twocolitem{{\bf EVT\_LIST\_ITEM\_SELECTED(id, func)}}{The item has been selected.} \twocolitem{{\bf EVT\_LIST\_ITEM\_DESELECTED(id, func)}}{The item has been deselected.} \twocolitem{{\bf EVT\_LIST\_ITEM\_ACTIVATED(id, func)}}{The item has been activated (ENTER or double click).} -\twocolitem{{\bf EVT\_LIST\_ITEM\_RIGHT\_CLICK(id, func)}}{An item has been right-clicked.} +\twocolitem{{\bf EVT\_LIST\_ITEM\_FOCUSED(id, func)}}{The currently focused item has changed.} +\twocolitem{{\bf EVT\_LIST\_ITEM\_MIDDLE\_CLICK(id, func)}}{The middle mouse button has been clicked on an item.} +\twocolitem{{\bf EVT\_LIST\_ITEM\_RIGHT\_CLICK(id, func)}}{The right mouse button has been clicked on an item.} \twocolitem{{\bf EVT\_LIST\_KEY\_DOWN(id, func)}}{A key has been pressed.} \twocolitem{{\bf EVT\_LIST\_INSERT\_ITEM(id, func)}}{An item has been inserted.} \twocolitem{{\bf EVT\_LIST\_COL\_CLICK(id, func)}}{A column ({\bf m\_col}) has been left-clicked.} @@ -90,12 +107,14 @@ functions that take a \helpref{wxListEvent}{wxlistevent} argument. \wxheading{See also} -\helpref{wxListCtrl overview}{wxlistctrloverview}, \helpref{wxListBox}{wxlistbox}, \helpref{wxTreeCtrl}{wxtreectrl},\rtfsp -\helpref{wxImageList}{wximagelist}, \helpref{wxListEvent}{wxlistevent} +\helpref{wxListCtrl overview}{wxlistctrloverview}, \helpref{wxListView}{wxlistview}, \helpref{wxListBox}{wxlistbox},\rtfsp +\helpref{wxTreeCtrl}{wxtreectrl}, \helpref{wxImageList}{wximagelist}, \helpref{wxListEvent}{wxlistevent}, +\helpref{wxListItem}{wxlistitem} \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxListCtrl::wxListCtrl}\label{wxlistctrlconstr} + +\membersection{wxListCtrl::wxListCtrl}\label{wxlistctrlctor} \func{}{wxListCtrl}{\void} @@ -103,7 +122,7 @@ Default constructor. \func{}{wxListCtrl}{\param{wxWindow*}{ parent}, \param{wxWindowID}{ id},\rtfsp \param{const wxPoint\&}{ pos = wxDefaultPosition}, \param{const wxSize\&}{ size = wxDefaultSize},\rtfsp -\param{long}{ style = wxLC\_ICON}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``listCtrl"}} +\param{long}{ style = wxLC\_ICON}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = wxListCtrlNameStr}} Constructor, creating and showing a list control. @@ -128,12 +147,14 @@ appropriately.} \helpref{wxListCtrl::Create}{wxlistctrlcreate}, \helpref{wxValidator}{wxvalidator} -\membersection{wxListCtrl::\destruct{wxListCtrl}} + +\membersection{wxListCtrl::\destruct{wxListCtrl}}\label{wxlistctrldtor} \func{void}{\destruct{wxListCtrl}}{\void} Destructor, destroying the list control. + \membersection{wxListCtrl::Arrange}\label{wxlistctrlarrange} \func{bool}{Arrange}{\param{int }{flag = wxLIST\_ALIGN\_DEFAULT}} @@ -148,11 +169,12 @@ Arranges the items in icon or small icon view. This only has effect on Win32. {\ \twocolitem{wxLIST\_ALIGN\_SNAP\_TO\_GRID}{Snap to grid.} \end{twocollist} + \membersection{wxListCtrl::AssignImageList}\label{wxlistctrlassignimagelist} \func{void}{AssignImageList}{\param{wxImageList*}{ imageList}, \param{int }{which}} -Sets the image list associated with the control and +Sets the image list associated with the control and takes ownership of it (i.e. the control will, unlike when using SetImageList, delete the list when destroyed). {\it which} is one of wxIMAGE\_LIST\_NORMAL, wxIMAGE\_LIST\_SMALL, wxIMAGE\_LIST\_STATE (the last is unimplemented). @@ -161,19 +183,22 @@ wxIMAGE\_LIST\_NORMAL, wxIMAGE\_LIST\_SMALL, wxIMAGE\_LIST\_STATE (the last is u \helpref{wxListCtrl::SetImageList}{wxlistctrlsetimagelist} + \membersection{wxListCtrl::ClearAll}\label{wxlistctrlclearall} \func{void}{ClearAll}{} Deletes all items and all columns. + \membersection{wxListCtrl::Create}\label{wxlistctrlcreate} \func{bool}{Create}{\param{wxWindow*}{ parent}, \param{wxWindowID}{ id},\rtfsp \param{const wxPoint\&}{ pos = wxDefaultPosition}, \param{const wxSize\&}{ size = wxDefaultSize},\rtfsp -\param{long}{ style = wxLC\_ICON}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``listCtrl"}} +\param{long}{ style = wxLC\_ICON}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = wxListCtrlNameStr}} + +Creates the list control. See \helpref{wxListCtrl::wxListCtrl}{wxlistctrlctor} for further details. -Creates the list control. See \helpref{wxListCtrl::wxListCtrl}{wxlistctrlconstr} for further details. \membersection{wxListCtrl::DeleteAllItems}\label{wxlistctrldeleteallitems} @@ -185,12 +210,14 @@ Deletes all the items in the list control. {\tt wxEVT\_COMMAND\_LIST\_DELETE\_ITEM} event because deleting many items from the control would be too slow then (unlike \helpref{DeleteItem}{wxlistctrldeleteitem}). + \membersection{wxListCtrl::DeleteColumn}\label{wxlistctrldeletecolumn} \func{bool}{DeleteColumn}{\param{int }{col}} Deletes a column. + \membersection{wxListCtrl::DeleteItem}\label{wxlistctrldeleteitem} \func{bool}{DeleteItem}{\param{long }{item}} @@ -200,6 +227,7 @@ Deletes the specified item. This function sends the See also: \helpref{DeleteAllItems}{wxlistctrldeleteallitems} + \membersection{wxListCtrl::EditLabel}\label{wxlistctrledit} \func{void}{EditLabel}{\param{long }{item}} @@ -212,33 +240,35 @@ If the user changed the label (i.e. s/he does not press ESC or leave the text control without changes, a EVT\_LIST\_END\_LABEL\_EDIT event will be sent which can be vetoed as well. + \membersection{wxListCtrl::EnsureVisible}\label{wxlistctrlensurevisible} \func{bool}{EnsureVisible}{\param{long }{item}} Ensures this item is visible. + \membersection{wxListCtrl::FindItem}\label{wxlistctrlfinditem} -\func{long}{FindItem}{\param{long }{start}, \param{const wxString\& }{str}, \param{const bool }{partial = FALSE}} +\func{long}{FindItem}{\param{long }{start}, \param{const wxString\& }{str}, \param{const bool }{partial = false}} -Find an item whose label matches this string, starting from the item after {\it start} or +Find an item whose label matches this string, starting from {\it start} or the beginning if {\it start} is -1. \func{long}{FindItem}{\param{long }{start}, \param{long }{data}} -Find an item whose data matches this data, starting from the item after {\it start} or +Find an item whose data matches this data, starting from {\it start} or the beginning if 'start' is -1. \func{long}{FindItem}{\param{long }{start}, \param{const wxPoint\& }{pt}, \param{int }{direction}} Find an item nearest this position in the specified direction, starting from -the item after {\it start} or the beginning if {\it start} is -1. +{\it start} or the beginning if {\it start} is -1. \pythonnote{In place of a single overloaded method name, wxPython implements the following methods:\par \indented{2cm}{\begin{twocollist} -\twocolitem{{\bf FindItem(start, str, partial=FALSE)}}{} +\twocolitem{{\bf FindItem(start, str, partial=false)}}{} \twocolitem{{\bf FindItemData(start, data)}}{} \twocolitem{{\bf FindItemAtPos(start, point, direction)}}{} \end{twocollist}} @@ -247,12 +277,13 @@ implements the following methods:\par \perlnote{In wxPerl there are three methods instead of a single overloaded method:\par \indented{2cm}{\begin{twocollist} -\twocolitem{{\bf FindItem( start, str, partial = FALSE ) }}{} +\twocolitem{{\bf FindItem( start, str, partial = false ) }}{} \twocolitem{{\bf FindItemData( start, data ) }}{} \twocolitem{{\bf FindItemAtPos( start, point, direction )}}{} \end{twocollist} }} + \membersection{wxListCtrl::GetColumn}\label{wxlistctrlgetcolumn} \constfunc{bool}{GetColumn}{\param{int }{col}, \param{wxListItem\& }{item}} @@ -263,12 +294,21 @@ information. \perlnote{In wxPerl this method takes only the {\bf col} parameter and returns a Wx::ListItem ( or undef ).} + +\membersection{wxListCtrl::GetColumnCount}\label{wxlistctrlgetcolumncount} + +\constfunc{int}{GetColumnCount}{\void} + +Returns the number of columns. + + \membersection{wxListCtrl::GetColumnWidth}\label{wxlistctrlgetcolumnwidth} \constfunc{int}{GetColumnWidth}{\param{int }{col}} Gets the column width (report view only). + \membersection{wxListCtrl::GetCountPerPage}\label{wxlistctrlgetcountperpage} \constfunc{int}{GetCountPerPage}{\void} @@ -278,11 +318,16 @@ visible area of the list control (list or report view) or the total number of items in the list control (icon or small icon view). + \membersection{wxListCtrl::GetEditControl}\label{wxlistctrlgeteditcontrol} -\constfunc{wxTextCtrl\&}{GetEditControl}{\void} +\constfunc{wxTextCtrl *}{GetEditControl}{\void} + +Returns the edit control being currently used to edit a label. Returns {\tt NULL} +if no label is being edited. + +{\bf NB:} It is currently only implemented for wxMSW. -Gets the edit control for editing labels. \membersection{wxListCtrl::GetImageList}\label{wxlistctrlgetimagelist} @@ -297,6 +342,7 @@ Returns the specified image list. {\it which} may be one of: \twocolitem{\windowstyle{wxIMAGE\_LIST\_STATE}}{The user-defined state image list (unimplemented).} \end{twocollist} + \membersection{wxListCtrl::GetItem}\label{wxlistctrlgetitem} \constfunc{bool}{GetItem}{\param{wxListItem\& }{info}} @@ -314,18 +360,41 @@ returns the wxListItem object.} \perlnote{In wxPerl this method takes as parameter the {\bf ID} of the item and ( optionally ) the column, and returns a Wx::ListItem object.} + +\membersection{wxListCtrl::GetItemBackgroundColour}\label{wxlistctrlgetitembackgroundcolour} + +\constfunc{wxColour}{GetItemBackgroundColour}{\param{long }{item}} + +Returns the colour for this item. If the item has no specific colour, returns +an invalid colour (and not the default background control of the control +itself). + +\wxheading{See also} + +\helpref{GetItemTextColour}{wxlistctrlgetitemtextcolour} + + \membersection{wxListCtrl::GetItemCount}\label{wxlistctrlgetitemcount} \constfunc{int}{GetItemCount}{\void} Returns the number of items in the list control. + \membersection{wxListCtrl::GetItemData}\label{wxlistctrlgetitemdata} \constfunc{long}{GetItemData}{\param{long }{item}} Gets the application-defined data associated with this item. + +\membersection{wxListCtrl::GetItemFont}\label{wxlistctrlgetitemfont} + +\constfunc{wxFont}{GetItemFont}{\param{long }{item}} + +Returns the item's font. + + \membersection{wxListCtrl::GetItemPosition}\label{wxlistctrlgetitemposition} \constfunc{bool}{GetItemPosition}{\param{long }{item}, \param{wxPoint\& }{pos}} @@ -338,11 +407,13 @@ ID and returns the wxPoint.} \perlnote{In wxPerl this method takes only the {\bf item} parameter and returns a Wx::Point ( or undef ).} + \membersection{wxListCtrl::GetItemRect}\label{wxlistctrlgetitemrect} \constfunc{bool}{GetItemRect}{\param{long }{item}, \param{wxRect\& }{rect}, \param{int }{code = wxLIST\_RECT\_BOUNDS}} -Returns the rectangle representing the item's size and position, in client coordinates. +Returns the rectangle representing the item's size and position, in physical +coordinates. {\it code} is one of wxLIST\_RECT\_BOUNDS, wxLIST\_RECT\_ICON, wxLIST\_RECT\_LABEL. @@ -350,15 +421,19 @@ Returns the rectangle representing the item's size and position, in client coord ID and code and returns the wxRect.} \perlnote{In wxPerl this method takes only the {\bf item} parameter and -retutrns a Wx::Rect ( or undef ).} +returns a Wx::Rect ( or undef ).} + + \membersection{wxListCtrl::GetItemSpacing}\label{wxlistctrlgetitemspacing} -\constfunc{int}{GetItemSpacing}{\param{bool }{isSmall}} +\constfunc{wxSize}{GetItemSpacing}{\void} + +Retrieves the spacing between icons in pixels: horizontal spacing is returned +as \texttt{x} component of the \helpref{wxSize}{wxsize} object and the vertical +spacing as its \texttt{y} component. + -Retrieves the spacing between icons in pixels. -If {\it small} is TRUE, gets the spacing for the small icon -view, otherwise the large icon view. \membersection{wxListCtrl::GetItemState}\label{wxlistctrlgetitemstate} @@ -368,17 +443,30 @@ Gets the item state. For a list of state flags, see \helpref{wxListCtrl::SetItem The {\bf stateMask} indicates which state flags are of interest. + \membersection{wxListCtrl::GetItemText}\label{wxlistctrlgetitemtext} \constfunc{wxString}{GetItemText}{\param{long }{item}} Gets the item text for this item. + +\membersection{wxListCtrl::GetItemTextColour}\label{wxlistctrlgetitemtextcolour} + +\constfunc{wxColour}{GetItemTextColour}{\param{long }{item}} + +Returns the colour for this item. If the item has no specific colour, returns +an invalid colour (and not the default foreground control of the control itself +as this wouldn't allow distinguishing between items having the same colour as +the current control foreground and items with default colour which, hence, have +always the same colour as the control). + + \membersection{wxListCtrl::GetNextItem}\label{wxlistctrlgetnextitem} \constfunc{long}{GetNextItem}{\param{long }{item}, \param{int }{geometry = wxLIST\_NEXT\_ALL}, \param{int }{state = wxLIST\_STATE\_DONTCARE}} -Searches for an item with the given goemetry or state, starting from +Searches for an item with the given geometry or state, starting from {\it item} but excluding the {\it item} itself. If {\it item} is -1, the first item that matches the specified flags will be returned. @@ -398,7 +486,7 @@ This function may be used to find all selected items in the control like this: break; // this item is selected - do whatever is needed with it - wxLogMessage("Item %ld is selected."), item); + wxLogMessage("Item %ld is selected.", item); } \end{verbatim} @@ -427,18 +515,21 @@ other platforms. \twocolitem{wxLIST\_STATE\_CUT}{The item is selected as part of a cut and paste operation.} \end{twocollist} + \membersection{wxListCtrl::GetSelectedItemCount}\label{wxlistctrlgetselecteditemcount} \constfunc{int}{GetSelectedItemCount}{\void} Returns the number of selected items in the list control. + \membersection{wxListCtrl::GetTextColour}\label{wxlistctrlgettextcolour} \constfunc{wxColour}{GetTextColour}{\void} Gets the text colour of the list control. + \membersection{wxListCtrl::GetTopItem}\label{wxlistctrlgettopitem} \constfunc{long}{GetTopItem}{\void} @@ -446,12 +537,29 @@ Gets the text colour of the list control. Gets the index of the topmost visible item when in list or report view. + + +\membersection{wxListCtrl::GetViewRect}\label{wxlistctrlgetviewrect} + +\constfunc{wxRect}{GetViewRect}{\void} + +Returns the rectangle taken by all items in the control. In other words, if the +controls client size were equal to the size of this rectangle, no scrollbars +would be needed and no free space would be left. + +Note that this function only works in the icon and small icon views, not in +list or report views (this is a limitation of the native Win32 control). + + + \membersection{wxListCtrl::HitTest}\label{wxlistctrlhittest} \func{long}{HitTest}{\param{const wxPoint\& }{point}, \param{int\& }{flags}} Determines which item (if any) is at the specified point, -giving details in {\it flags}. {\it flags} will be a combination of the following flags: +giving details in {\it flags}. Returns index of the item or {\tt wxNOT\_FOUND} +if no item is at the specified point. +{\it flags} will be a combination of the following flags: \twocolwidtha{5cm} \begin{twocollist}\itemsep=0pt @@ -473,29 +581,29 @@ this method. The first value is the item id and the second is the flags value mentioned above.} \perlnote{In wxPerl this method only takes the {\bf point} parameter - and returns a 2-element list ( item, flags ).} + and returns a 2-element list {\tt ( item, flags )}.} + \membersection{wxListCtrl::InsertColumn}\label{wxlistctrlinsertcolumn} \func{long}{InsertColumn}{\param{long }{col}, \param{wxListItem\& }{info}} -For list view mode (only), inserts a column. For more details, see \helpref{wxListCtrl::SetItem}{wxlistctrlsetitem}. - \func{long}{InsertColumn}{\param{long }{col}, \param{const wxString\& }{heading}, \param{int }{format = wxLIST\_FORMAT\_LEFT},\rtfsp \param{int }{width = -1}} -For list view mode (only), inserts a column. For more details, see \helpref{wxListCtrl::SetItem}{wxlistctrlsetitem}. +For report view mode (only), inserts a column. For more details, see \helpref{wxListCtrl::SetItem}{wxlistctrlsetitem}. \pythonnote{In place of a single overloaded method name, wxPython implements the following methods:\par \indented{2cm}{\begin{twocollist} \twocolitem{{\bf InsertColumn(col, heading, format=wxLIST\_FORMAT\_LEFT, width=-1)}}{Creates a column using a header string only.} -\twocolitem{{\bf InsertColumnInfo(col, item)}}{Creates a column using a -wxListInfo.} +\twocolitem{{\bf InsertColumnItem(col, item)}}{Creates a column using a +wxListItem.} \end{twocollist}} } + \membersection{wxListCtrl::InsertItem}\label{wxlistctrlinsertitem} \func{long}{InsertItem}{\param{wxListItem\& }{info}} @@ -546,11 +654,12 @@ method:\par \end{twocollist} }} + \membersection{wxListCtrl::OnGetItemAttr}\label{wxlistctrlongetitemattr} -\func{virtual wxString}{OnGetItemAttr}{\param{long }{item}} +\constfunc{virtual wxListItemAttr *}{OnGetItemAttr}{\param{long }{item}} -This function may be overloaded in the derived class for a control with +This function may be overloaded in the derived class for a control with {\tt wxLC\_VIRTUAL} style. It should return the attribute for the for the specified {\tt item} or {\tt NULL} to use the default appearance parameters. @@ -562,13 +671,16 @@ The base class version always returns {\tt NULL}. \helpref{OnGetItemImage}{wxlistctrlongetitemimage},\\ \helpref{OnGetItemText}{wxlistctrlongetitemtext} + \membersection{wxListCtrl::OnGetItemImage}\label{wxlistctrlongetitemimage} -\func{virtual wxString}{OnGetItemImage}{\param{long }{item}} +\constfunc{virtual int}{OnGetItemImage}{\param{long }{item}} -This function may be overloaded in the derived class for a control with -{\tt wxLC\_VIRTUAL} style. It should return the index of the items image in the -controls image list or $-1$ for no image. +This function must be overloaded in the derived class for a control with +{\tt wxLC\_VIRTUAL} style having an \helpref{image list}{wxlistctrlsetimagelist} +(if the control doesn't have an image list, it is not necessary to overload + it). It should return the index of the items image in the controls image list +or $-1$ for no image. The base class version always returns $-1$. @@ -577,11 +689,12 @@ The base class version always returns $-1$. \helpref{OnGetItemText}{wxlistctrlongetitemtext},\\ \helpref{OnGetItemAttr}{wxlistctrlongetitemattr} + \membersection{wxListCtrl::OnGetItemText}\label{wxlistctrlongetitemtext} -\func{virtual wxString}{OnGetItemText}{\param{long }{item}, \param{long }{column}} +\constfunc{virtual wxString}{OnGetItemText}{\param{long }{item}, \param{long }{column}} -This function {\bf must} be overloaded in the derived class for a control with +This function {\bf must} be overloaded in the derived class for a control with {\tt wxLC\_VIRTUAL} style. It should return the string containing the text of the given {\it column} for the specified {\tt item}. @@ -591,16 +704,44 @@ the given {\it column} for the specified {\tt item}. \helpref{OnGetItemImage}{wxlistctrlongetitemimage},\\ \helpref{OnGetItemAttr}{wxlistctrlongetitemattr} + +\membersection{wxListCtrl::RefreshItem}\label{wxlistctrlrefreshitem} + +\func{void}{RefreshItem}{\param{long }{item}} + +Redraws the given {\it item}. This is only useful for the virtual list controls +as without calling this function the displayed value of the item doesn't change +even when the underlying data does change. + +\wxheading{See also} + +\helpref{RefreshItems}{wxlistctrlrefreshitems} + + + +\membersection{wxListCtrl::RefreshItems}\label{wxlistctrlrefreshitems} + +\func{void}{RefreshItems}{\param{long }{itemFrom}, \param{long }{itemTo}} + +Redraws the items between {\it itemFrom} and {\it itemTo}. The starting item +must be less than or equal to the ending one. + +Just as \helpref{RefreshItem}{wxlistctrlrefreshitem} this is only useful for +virtual list controls. + + + \membersection{wxListCtrl::ScrollList}\label{wxlistctrlscrolllist} \func{bool}{ScrollList}{\param{int }{dx}, \param{int }{dy}} Scrolls the list control. If in icon, small icon or report view mode, -dx specifies the number of pixels to scroll. If in list view mode, dx -specifies the number of columns to scroll. +{\it dx} specifies the number of pixels to scroll. If in list view mode, +{\it dx} specifies the number of columns to scroll. {\it dy} always specifies +the number of pixels to scroll vertically. + +{\bf NB:} This method is currently only implemented in the Windows version. -If in icon, small icon or list view mode, dy specifies the number of pixels -to scroll. If in report view mode, dy specifies the number of lines to scroll. \membersection{wxListCtrl::SetBackgroundColour}\label{wxlistctrlsetbackgroundcolour} @@ -609,6 +750,7 @@ to scroll. If in report view mode, dy specifies the number of lines to scroll. Sets the background colour (GetBackgroundColour already implicit in wxWindow class). + \membersection{wxListCtrl::SetColumn}\label{wxlistctrlsetcolumn} \func{bool}{SetColumn}{\param{int }{col}, \param{wxListItem\& }{item}} @@ -616,6 +758,7 @@ wxWindow class). Sets information about this column. See \helpref{wxListCtrl::SetItem}{wxlistctrlsetitem} for more information. + \membersection{wxListCtrl::SetColumnWidth}\label{wxlistctrlsetcolumnwidth} \func{bool}{SetColumnWidth}{\param{int }{col}, \param{int }{width}} @@ -628,6 +771,7 @@ will resize the column to the length of the header (Win32) or 80 pixels (other p In small or normal icon view, {\it col} must be -1, and the column width is set for all columns. + \membersection{wxListCtrl::SetImageList}\label{wxlistctrlsetimagelist} \func{void}{SetImageList}{\param{wxImageList*}{ imageList}, \param{int }{which}} @@ -643,6 +787,7 @@ delete it yourself. \helpref{wxListCtrl::AssignImageList}{wxlistctrlassignimagelist} + \membersection{wxListCtrl::SetItem}\label{wxlistctrlsetitem} \func{bool}{SetItem}{\param{wxListItem\& }{info}} @@ -682,12 +827,6 @@ The {\bf m\_mask} member contains a bitlist specifying which of the other fields The {\bf m\_stateMask} and {\bf m\_state} members take flags from the following: -The wxListItem object can also contain item-specific colour and font -information: for this you need to call one of SetTextColour(), -SetBackgroundColour() or SetFont() functions on it passing it the colour/font -to use. If the colour/font is not specified, the default list control -colour/font is used. - \twocolwidtha{5cm} \begin{twocollist}\itemsep=0pt \twocolitem{wxLIST\_STATE\_DONTCARE}{Don't care what the state is. Win32 only. } @@ -697,6 +836,12 @@ colour/font is used. \twocolitem{wxLIST\_STATE\_CUT}{The item is in the cut state. Win32 only. } \end{twocollist} +The wxListItem object can also contain item-specific colour and font +information: for this you need to call one of SetTextColour(), +SetBackgroundColour() or SetFont() functions on it passing it the colour/font +to use. If the colour/font is not specified, the default list control +colour/font is used. + \func{long}{SetItem}{\param{long }{index}, \param{int }{col}, \param{const wxString\& }{label}, \param{int }{imageId = -1}} Sets a string field at a particular column. @@ -710,6 +855,17 @@ string or image at a given location.} \end{twocollist}} } +\membersection{wxListCtrl::SetItemBackgroundColour}\label{wxlistctrlsetitembackgroundcolour} + +\func{void}{SetItemBackgroundColour}{\param{long }{item}, \param{const wxColour\& }{col}} + +Sets the background colour for this item. This function only works in report view. + +The colour can be retrieved using +\helpref{GetItemBackgroundColour}{wxlistctrlgetitembackgroundcolour}. + + + \membersection{wxListCtrl::SetItemCount}\label{wxlistctrlsetitemcount} \func{void}{SetItemCount}{\param{long }{count}} @@ -717,27 +873,44 @@ string or image at a given location.} This method can only be used with virtual list controls. It is used to indicate to the control the number of items it contains. After calling it, the main program should be ready to handle calls to various item callbacks (such as -\helpref{OnGetItemText}{wxlistctrlongetitemtext}) for all vitems in the range +\helpref{OnGetItemText}{wxlistctrlongetitemtext}) for all items in the range from $0$ to {\it count}. + \membersection{wxListCtrl::SetItemData}\label{wxlistctrlsetitemdata} \func{bool}{SetItemData}{\param{long }{item}, \param{long }{data}} Associates application-defined data with this item. + +\membersection{wxListCtrl::SetItemFont}\label{wxlistctrlsetitemfont} + +\func{void}{SetItemFont}{\param{long }{item}, \param{const wxFont\& }{font}} + +Sets the item's font. + + \membersection{wxListCtrl::SetItemImage}\label{wxlistctrlsetitemimage} +\func{bool}{SetItemImage}{\param{long }{item}, \param{int }{image}} + +Sets the image associated with the item. The image is an index into the +image list associated with the list control. + \func{bool}{SetItemImage}{\param{long }{item}, \param{int }{image}, \param{int }{selImage}} Sets the unselected and selected images associated with the item. The images are indices into the -image list associated with the list control. +image list associated with the list control. This form is deprecated: {\it selImage} is not +used. + \membersection{wxListCtrl::SetItemPosition}\label{wxlistctrlsetitemposition} \func{bool}{SetItemPosition}{\param{long }{item}, \param{const wxPoint\& }{pos}} -Sets the position of the item, in icon or small icon view. +Sets the position of the item, in icon or small icon view. Windows only. + \membersection{wxListCtrl::SetItemState}\label{wxlistctrlsetitemstate} @@ -747,29 +920,43 @@ Sets the item state. For a list of state flags, see \helpref{wxListCtrl::SetItem The {\bf stateMask} indicates which state flags are valid. + \membersection{wxListCtrl::SetItemText}\label{wxlistctrlsetitemtext} \func{void}{SetItemText}{\param{long }{item}, \param{const wxString\& }{text}} Sets the item text for this item. + +\membersection{wxListCtrl::SetItemTextColour}\label{wxlistctrlsetitemtextcolour} + +\func{void}{SetItemTextColour}{\param{long }{item}, \param{const wxColour\& }{col}} + +Sets the colour for this item. This function only works in report view. + +The colour can be retrieved using +\helpref{GetItemTextColour}{wxlistctrlgetitemtextcolour}. + + \membersection{wxListCtrl::SetSingleStyle}\label{wxlistctrlsetsinglestyle} -\func{void}{SetSingleStyle}{\param{long }{style}, \param{const bool }{add = TRUE}} +\func{void}{SetSingleStyle}{\param{long }{style}, \param{const bool }{add = true}} Adds or removes a single window style. + \membersection{wxListCtrl::SetTextColour}\label{wxlistctrlsettextcolour} \func{void}{SetTextColour}{\param{const wxColour\& }{col}} Sets the text colour of the list control. + \membersection{wxListCtrl::SetWindowStyleFlag}\label{wxlistctrlsetwindowstyleflag} \func{void}{SetWindowStyleFlag}{\param{long }{style}} -Sets the whole window style. +Sets the whole window style, deleting all items. \membersection{wxListCtrl::SortItems}\label{wxlistctrlsortitems} @@ -811,4 +998,3 @@ parameters.} \perlnote{In wxPerl the comparison function must take just two parameters; however, you may use a closure to achieve an effect similar to the SortItems third parameter.} -