wxWidgets/docs/latex/wx/button.tex
1998-07-29 06:51:33 +00:00

127 lines
3.8 KiB
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\section{\class{wxButton}}\label{wxbutton}
A button is a control that contains a text string,
and is one of the commonest elements of a GUI. It may be placed on a
\rtfsp\helpref{dialog box}{wxdialog} or \helpref{panel}{wxpanel}, or indeed
almost any other window.
\wxheading{Derived from}
\helpref{wxControl}{wxcontrol}\\
\helpref{wxWindow}{wxwindow}\\
\helpref{wxEvtHandler}{wxevthandler}\\
\helpref{wxObject}{wxobject}
\wxheading{Window styles}
There are no special styles for wxButton.
See also \helpref{window styles overview}{windowstyles}.
\wxheading{See also}
\helpref{wxBitmapButton}{wxbitmapbutton}
\latexignore{\rtfignore{\wxheading{Members}}}
\membersection{wxButton::wxButton}\label{wxbuttonconstr}
\func{}{wxButton}{\void}
Default constructor.
\func{}{wxButton}{\param{wxWindow* }{parent}, \param{wxWindowID}{ id}, \param{const wxString\& }{label},\rtfsp
\param{const wxPoint\& }{pos}, \param{const wxSize\& }{size = wxDefaultSize},\rtfsp
\param{long}{ style = 0}, \param{const wxValidator\& }{validator}, \param{const wxString\& }{name = ``button"}}
Constructor, creating and showing a button.
\wxheading{Parameters}
\docparam{parent}{Parent window. Must not be NULL.}
\docparam{id}{Button identifier. A value of -1 indicates a default value.}
\docparam{label}{Text to be displayed on the button.}
\docparam{pos}{Button position.}
\docparam{size}{Button size. If the default size (-1, -1) is specified then the button is sized
appropriately for the text.}
\docparam{style}{Window style. See \helpref{wxButton}{wxbutton}.}
\docparam{validator}{Window validator.}
\docparam{name}{Window name.}
\wxheading{See also}
\helpref{wxButton::Create}{wxbuttoncreate}, \helpref{wxValidator}{wxvalidator}
\membersection{wxButton::\destruct{wxButton}}
\func{}{\destruct{wxButton}}{\void}
Destructor, destroying the button.
\membersection{wxButton::Create}\label{wxbuttoncreate}
\func{bool}{Create}{\param{wxWindow* }{parent}, \param{wxWindowID}{ id}, \param{const wxString\& }{label},\rtfsp
\param{const wxPoint\& }{pos}, \param{const wxSize\& }{size = wxDefaultSize},\rtfsp
\param{long}{ style = 0}, \param{const wxValidator\& }{validator}, \param{const wxString\& }{name = ``button"}}
Button creation function for two-step creation. For more details, see \helpref{wxButton::wxButton}{wxbuttonconstr}.
\membersection{wxButton::GetLabel}\label{wxbuttongetlabel}
\constfunc{wxString}{GetLabel}{\void}
Returns the string label for the button.
\wxheading{Return value}
The button's label.
\wxheading{See also}
\helpref{wxButton::SetLabel}{wxbuttonsetlabel}
\membersection{wxButton::SetDefault}\label{wxbuttonsetdefault}
\func{void}{SetDefault}{\void}
This sets the button to be the default item for the panel or dialog
box.
\wxheading{Remarks}
Under Windows, only dialog box buttons respond to this function. As
normal under Windows and Motif, pressing return causes the default button to
be depressed when the return key is pressed. See also \helpref{wxWindow::SetFocus}{wxwindowsetfocus}\rtfsp
which sets the keyboard focus for windows and text panel items,\rtfsp
and \helpref{wxWindow::GetDefaultItem}{wxwindowgetdefaultitem}.
Note that under Motif, calling this function immediately after
creation of a button and before the creation of other buttons
will cause misalignment of the row of buttons, since default
buttons are larger. To get around this, call {\it SetDefault}\rtfsp
after you have created a row of buttons: wxWindows will
then set the size of all buttons currently on the panel to
the same size.
\membersection{wxButton::SetLabel}\label{wxbuttonsetlabel}
\func{void}{SetLabel}{\param{const wxString\& }{label}}
Sets the string label for the button.
\wxheading{Parameters}
\docparam{label}{The label to set.}
\wxheading{See also}
\helpref{wxButton::GetLabel}{wxbuttongetlabel}