eaaa6a06a2
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@92 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
194 lines
4.9 KiB
TeX
194 lines
4.9 KiB
TeX
\section{\class{wxChoice}}\label{wxchoice}
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A choice item is used to select one of a list of strings. Unlike a
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listbox, only the selection is visible until the user pulls down the
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menu of choices.
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\wxheading{Derived from}
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\helpref{wxControl}{wxcontrol}\\
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\helpref{wxWindow}{wxwindow}\\
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\helpref{wxEvtHandler}{wxevthandler}\\
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\helpref{wxObject}{wxobject}
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\wxheading{Window styles}
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There are no special styles for wxChoice.
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See also \helpref{window styles overview}{windowstyles}.
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\wxheading{See also}
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\helpref{wxListBox}{wxlistbox}
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\latexignore{\rtfignore{\wxheading{Members}}}
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\membersection{wxChoice::wxChoice}\label{wxchoiceconstr}
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\func{}{wxChoice}{\void}
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Default constructor.
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\func{}{wxChoice}{\param{wxWindow *}{parent}, \param{wxWindowID}{ id},\rtfsp
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\param{const wxPoint\& }{pos}, \param{const wxSize\&}{ size},\rtfsp
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\param{int}{ n}, \param{const wxString }{choices[]},\rtfsp
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\param{long}{ style = 0}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``choice"}}
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Constructor, creating and showing a choice.
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\wxheading{Parameters}
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\docparam{parent}{Parent window. Must not be NULL.}
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\docparam{id}{Window identifier. A value of -1 indicates a default value.}
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\docparam{pos}{Window position.}
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\docparam{size}{Window size. If the default size (-1, -1) is specified then the choice is sized
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appropriately.}
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\docparam{n}{Number of strings with which to initialise the choice control.}
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\docparam{choices}{An array of strings with which to initialise the choice control.}
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\docparam{style}{Window style. See \helpref{wxChoice}{wxchoice}.}
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\docparam{validator}{Window validator.}
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\docparam{name}{Window name.}
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\wxheading{See also}
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\helpref{wxChoice::Create}{wxchoicecreate}, \helpref{wxValidator}{wxvalidator}
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\membersection{wxChoice::\destruct{wxChoice}}
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\func{}{\destruct{wxChoice}}{\void}
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Destructor, destroying the choice item.
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\membersection{wxChoice::Append}\label{wxchoiceappend}
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\func{void}{Append}{\param{const wxString\& }{ item}}
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Adds the item to the end of the choice control.
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\wxheading{Parameters}
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\docparam{item}{String to add.}
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\membersection{wxChoice::Clear}\label{wxchoiceclear}
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\func{void}{Clear}{\void}
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Clears the strings from the choice item.
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\membersection{wxChoice::Create}\label{wxchoicecreate}
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\func{bool}{Create}{\param{wxWindow *}{parent}, \param{wxWindowID}{ id},\rtfsp
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\param{const wxPoint\& }{pos}, \param{const wxSize\&}{ size},\rtfsp
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\param{int}{ n}, \param{const wxString }{choices[]},\rtfsp
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\param{long}{ style = 0}, \param{const wxString\& }{name = ``choice"}}
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Creates the choice for two-step construction. See \helpref{wxChoice::wxChoice}{wxchoiceconstr}.
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\membersection{wxChoice::FindString}\label{wxchoicefindstring}
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\constfunc{int}{FindString}{\param{const wxString\& }{string}}
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Finds a choice matching the given string.
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\wxheading{Parameters}
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\docparam{string}{String to find.}
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\wxheading{Return value}
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Returns the position if found, or -1 if not found.
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\membersection{wxChoice::GetColumns}\label{wxchoicegetcolumns}
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\constfunc{int}{GetColumns}{\void}
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Gets the number of columns in this choice item.
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\wxheading{Remarks}
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This is implemented for Motif only.
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\membersection{wxChoice::GetSelection}\label{wxchoicegetselection}
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\constfunc{int}{GetSelection}{\void}
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Gets the id (position) of the selected string, or -1 if there is no selection.
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\membersection{wxChoice::GetString}\label{wxchoicegetstring}
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\constfunc{wxString}{GetString}{\param{int}{ n}}
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Returns the string at the given position.
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\wxheading{Parameters}
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\docparam{n}{The zero-based position.}
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\wxheading{Return value}
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The string at the given position, or the empty string if {\it n} is invalid.
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\membersection{wxChoice::GetStringSelection}\label{wxchoicegetstringselection}
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\constfunc{wxString}{GetStringSelection}{\void}
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Gets the selected string, or the empty string if no string is selected.
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\membersection{wxChoice::Number}\label{wxchoicenumber}
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\constfunc{int}{Number}{\void}
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Returns the number of strings in the choice control.
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\membersection{wxChoice::SetColumns}\label{wxchoicesetcolumns}
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\func{void}{SetColumns}{\param{int}{ n = 1}}
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Sets the number of columns in this choice item.
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\wxheading{Parameters}
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\docparam{n}{Number of columns.}
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\wxheading{Remarks}
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This is implemented for Motif only.
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\membersection{wxChoice::SetSelection}\label{wxchoicesetselection}
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\func{void}{SetSelection}{\param{int}{ n}}
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Sets the choice by passing the desired string position.
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\wxheading{Parameters}
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\docparam{n}{The string position to select, starting from zero.}
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\wxheading{See also}
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\helpref{wxChoice::SetStringSelection}{wxchoicesetstringselection}
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\membersection{wxChoice::SetStringSelection}\label{wxchoicesetstringselection}
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\func{void}{SetStringSelection}{\param{const wxString\& }{ string}}
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Sets the choice by passing the desired string.
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\wxheading{Parameters}
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\docparam{string}{The string to select.}
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\wxheading{See also}
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\helpref{wxChoice::SetSelection}{wxchoicesetselection}
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