X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a660d684eda27638bca0384b2058911a31c8e845..80d2803f703d1b238f42725504f08266ef02defe:/docs/latex/wx/listbox.tex?ds=sidebyside diff --git a/docs/latex/wx/listbox.tex b/docs/latex/wx/listbox.tex index 75e7037afc..59f09a388e 100644 --- a/docs/latex/wx/listbox.tex +++ b/docs/latex/wx/listbox.tex @@ -7,11 +7,11 @@ is selected, the previous selection is removed) or multiple selection (clicking an item toggles the item on or off independently of other selections). -List box elements are numbered from zero. +List box elements are numbered from zero. Their number is limited in +some platforms (e.g. ca. 2000 on GTK). A listbox callback gets an event wxEVT\_COMMAND\_LISTBOX\_SELECT for single clicks, and -wxEVT\_COMMAND\_LISTBOX\_DOUBLE\_CLICKED for double clicks. Another way of intercepting -double clicks is to override \helpref{wxWindow::OnDefaultAction}{wxwindowondefaultaction}. +wxEVT\_COMMAND\_LISTBOX\_DOUBLE\_CLICKED for double clicks. \wxheading{Derived from} @@ -20,6 +20,10 @@ double clicks is to override \helpref{wxWindow::OnDefaultAction}{wxwindowondefau \helpref{wxEvtHandler}{wxevthandler}\\ \helpref{wxObject}{wxobject} +\wxheading{Include files} + + + \wxheading{Window styles} \twocolwidtha{5cm}% @@ -32,14 +36,25 @@ select multiple items using the SHIFT key and the mouse or special key combinati \twocolitem{\windowstyle{wxLB\_HSCROLL}}{Create horizontal scrollbar if contents are too wide (Windows only).} \twocolitem{\windowstyle{wxLB\_ALWAYS\_SB}}{Always show a vertical scrollbar.} \twocolitem{\windowstyle{wxLB\_NEEDED\_SB}}{Only create a vertical scrollbar if needed.} -\twocolitem{\windowstyle{wxLB\_SORT}}{The listbox contents are sorted in alphabetical order.} +\twocolitem{\windowstyle{wxLB\_SORT}}{The listbox contents are sorted in alphabetical order. No effect for GTK.} \end{twocollist} See also \helpref{window styles overview}{windowstyles}. +\wxheading{Event handling} + +\twocolwidtha{7cm} +\begin{twocollist}\itemsep=0pt +\twocolitem{{\bf EVT\_LISTBOX(id, func)}}{Process a wxEVT\_COMMAND\_LISTBOX\_SELECTED event, +when an item on the list is selected.} +\twocolitem{{\bf EVT\_LISTBOX\_DCLICK(id, func)}}{Process a wxEVT\_COMMAND\_LISTBOX\_DOUBLECLICKED event, +when the listbox is doubleclicked.} +\end{twocollist} + \wxheading{See also} -\helpref{wxChoice}{wxchoice}, \helpref{wxComboBox}{wxcombobox}, \helpref{wxListCtrl}{wxlistctrl} +\helpref{wxChoice}{wxchoice}, \helpref{wxComboBox}{wxcombobox}, \helpref{wxListCtrl}{wxlistctrl}, +\rtfsp\helpref{wxCommandEvent}{wxcommandevent} \latexignore{\rtfignore{\wxheading{Members}}} @@ -49,10 +64,10 @@ See also \helpref{window styles overview}{windowstyles}. Default constructor. -\func{}{wxListBox}{\param{wxWindow*}{ parent}, \param{const wxWindowID}{ id},\rtfsp +\func{}{wxListBox}{\param{wxWindow*}{ parent}, \param{wxWindowID}{ id},\rtfsp \param{const wxPoint\&}{ pos = wxDefaultPosition}, \param{const wxSize\&}{ size = wxDefaultSize},\rtfsp -\param{const int}{ n}, \param{const wxString }{choices[] = NULL},\rtfsp -\param{const long}{ style = 0}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``listBox"}} +\param{int}{ n}, \param{const wxString }{choices[] = NULL},\rtfsp +\param{long}{ style = 0}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``listBox"}} Constructor, creating and showing a list box. @@ -81,6 +96,12 @@ appropriately.} \helpref{wxListBox::Create}{wxlistboxcreate}, \helpref{wxValidator}{wxvalidator} +\pythonnote{The wxListBox constructor in wxPython reduces the {\tt n} +and {\tt choices} arguments are to a single argument, which is +a list of strings.} + + + \membersection{wxListBox::\destruct{wxListBox}} \func{void}{\destruct{wxListBox}}{\void} @@ -93,7 +114,7 @@ Destructor, destroying the list box. Adds the item to the end of the list box. -\func{void}{Append}{\param{const wxString\& }{ item}, \param{char* }{clientData}} +\func{void}{Append}{\param{const wxString\& }{ item}, \param{void* }{clientData}} Adds the item to the end of the list box, associating the given data with the item. @@ -112,10 +133,10 @@ Clears all strings from the list box. \membersection{wxListBox::Create}\label{wxlistboxcreate} -\func{bool}{Create}{\param{wxWindow*}{ parent}, \param{const wxWindowID}{ id},\rtfsp +\func{bool}{Create}{\param{wxWindow*}{ parent}, \param{wxWindowID}{ id},\rtfsp \param{const wxPoint\&}{ pos = wxDefaultPosition}, \param{const wxSize\&}{ size = wxDefaultSize},\rtfsp -\param{const int}{ n}, \param{const wxString }{choices[] = NULL},\rtfsp -\param{const long}{ style = 0}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``listBox"}} +\param{int}{ n}, \param{const wxString }{choices[] = NULL},\rtfsp +\param{long}{ style = 0}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``listBox"}} Creates the listbox for two-step construction. See \helpref{wxListBox::wxListBox}{wxlistboxconstr}\rtfsp for further details. @@ -160,7 +181,7 @@ The zero-based position of the item, or -1 if the string was not found. \membersection{wxListBox::GetClientData}\label{wxlistboxgetclientdata} -\constfunc{char*}{GetClientData}{\param{const int}{ n}} +\constfunc{void*}{GetClientData}{\param{int}{ n}} Returns a pointer to the client data associated with the given item (if any). @@ -194,14 +215,13 @@ Applicable to single selection list boxes only. \membersection{wxListBox::GetSelections}\label{wxlistboxgetselections} -\constfunc{int}{GetSelections}{\param{int **}{selections}} +\constfunc{int}{GetSelections}{\param{wxArrayInt\& }{selections}} -Gets an array containing the positions of the selected strings. +Fill an array of ints with the positions of the currently selected items. \wxheading{Parameters} -\docparam{selections}{A pointer to an integer array, which will be allocated by the function if -selects are present. Do not deallocate the returned array - it will be deallocated by the listbox.} +\docparam{selections}{A reference to an wxArrayInt instance that is used to store the result of the query.} \wxheading{Return value} @@ -217,9 +237,12 @@ Use this with a multiple selection listbox. \helpref{wxListBox::GetStringSelection}{wxlistboxgetstringselection},\rtfsp \helpref{wxListBox::SetSelection}{wxlistboxsetselection} +\pythonnote{The wxPython version of this method takes no parameters +and returns a tuple of the selected items.} + \membersection{wxListBox::GetString}\label{wxlistboxgetstring} -\constfunc{wxString}{GetString}{\param{const int}{ n}} +\constfunc{wxString}{GetString}{\param{int}{ n}} Returns the string at the given position. @@ -245,6 +268,24 @@ it. \helpref{wxListBox::GetSelections}{wxlistboxgetselections},\rtfsp \helpref{wxListBox::SetSelection}{wxlistboxsetselection} +\membersection{wxListBox::InsertItems}\label{wxlistboxinsertitems} + +\func{void}{InsertItems}{\param{int}{ nItems}, \param{const wxString}{ items}, \param{int}{ pos}} + +Insert the given number of strings before the specified position. + +\wxheading{Parameters} + +\docparam{nItems}{Number of items in the array {\it items}} + +\docparam{items}{Labels of items to be inserted} + +\docparam{pos}{Position before which to insert the items: for example, if {\it pos} is 0 the items +will be inserted in the beginning of the listbox} + +\pythonnote{The first two parameters are collapsed into a single +parameter for wxPython, which is a list of strings.} + \membersection{wxListBox::Number}\label{wxlistboxnumber} \constfunc{int}{Number}{\void} @@ -253,7 +294,7 @@ Returns the number of items in the listbox. \membersection{wxListBox::Selected}\label{wxlistboxselected} -\constfunc{bool}{Selected}{\param{const int}{ n}} +\constfunc{bool}{Selected}{\param{int}{ n}} Determines whether an item is selected. @@ -267,9 +308,9 @@ TRUE if the given item is selected, FALSE otherwise. \membersection{wxListBox::Set}\label{wxlistboxset} -\func{void}{Set}{\param{const int}{ n}, \param{const wxString*}{ choices}} +\func{void}{Set}{\param{int}{ n}, \param{const wxString*}{ choices}} -Clears the list box and adds the given strings. +Clears the list box and adds the given strings. Not implemented for GTK. \wxheading{Parameters} @@ -284,7 +325,7 @@ after this function has been called. \membersection{wxListBox::SetClientData}\label{wxlistboxsetclientdata} -\func{void}{SetClientData}{\param{const int}{ n}, \param{char* }{data}} +\func{void}{SetClientData}{\param{int}{ n}, \param{void* }{data}} Associates the given client data pointer with the given item. @@ -300,7 +341,7 @@ Associates the given client data pointer with the given item. \func{void}{SetFirstItem}{\param{const wxString\& }{string}} -Set the specified item to be the first visible item. +Set the specified item to be the first visible item. Windows only. \wxheading{Parameters} @@ -310,9 +351,10 @@ Set the specified item to be the first visible item. \membersection{wxListBox::SetSelection}\label{wxlistboxsetselection} -\func{void}{SetSelection}{\param{const int}{ n}, \param{const bool }{select = TRUE}} +\func{void}{SetSelection}{\param{int}{ n}, \param{const bool }{select = TRUE}} -Selects or deselects the given item. +Selects or deselects the given item. This does not cause a +wxEVT\_COMMAND\_LISTBOX\_SELECT event to get emitted. \wxheading{Parameters} @@ -322,7 +364,7 @@ Selects or deselects the given item. \membersection{wxListBox::SetString}\label{wxlistboxsetstring} -\func{void}{SetString}{\param{const int}{ n}, \param{const wxString\& }{ string}} +\func{void}{SetString}{\param{int}{ n}, \param{const wxString\& }{ string}} Sets the string value of an item. @@ -336,7 +378,8 @@ Sets the string value of an item. \func{void}{SetStringSelection}{\param{const wxString\& }{ string}, \param{const bool}{ select = TRUE}} -Sets the current selection. +Sets the current selection. This does not cause a +wxEVT\_COMMAND\_LISTBOX\_SELECT event to get emitted. \wxheading{Parameters}