docs/latex/wx/radiobox.tex

   1 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   2 %% Name:        radiobox.tex
   3 %% Purpose:     wxRadioBox documentation
   4 %% Author:      wxWidgets Team
   5 %% Modified by:
   6 %% Created:
   7 %% RCS-ID:      $Id$
   8 %% Copyright:   (c) wxWidgets Team
   9 %% License:     wxWindows license
  10 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  11
  12 \section{\class{wxRadioBox}}\label{wxradiobox}
  13
  14 A radio box item is used to select one of number of mutually exclusive
  15 choices.  It is displayed as a vertical column or horizontal row of
  16 labelled buttons.
  17
  18 \wxheading{Derived from}
  19
  20 \helpref{wxControl}{wxcontrol}\\
  21 \helpref{wxWindow}{wxwindow}\\
  22 \helpref{wxEvtHandler}{wxevthandler}\\
  23 \helpref{wxObject}{wxobject}
  24
  25 \wxheading{Include files}
  26
  27 <wx/radiobox.h>
  28
  29 \wxheading{Window styles}
  30
  31 \twocolwidtha{5cm}
  32 \begin{twocollist}\itemsep=0pt
  33 \twocolitem{\windowstyle{wxRA\_SPECIFY\_ROWS}}{The major dimension parameter refers to the
  34 maximum number of rows.}
  35 \twocolitem{\windowstyle{wxRA\_SPECIFY\_COLS}}{The major dimension parameter refers to the
  36 maximum number of columns.}
  37 \twocolitem{\windowstyle{wxRA\_USE\_CHECKBOX}}{Use of the checkbox controls instead of radio
  38 buttons (currently supported only on PalmOS)}
  39 \end{twocollist}
  40
  41 See also \helpref{window styles overview}{windowstyles}.
  42
  43 \wxheading{Event handling}
  44
  45 \twocolwidtha{7cm}
  46 \begin{twocollist}\itemsep=0pt
  47 \twocolitem{{\bf EVT\_RADIOBOX(id, func)}}{Process a wxEVT\_COMMAND\_RADIOBOX\_SELECTED event,
  48 when a radiobutton is clicked.}
  49 \end{twocollist}
  50
  51 \wxheading{See also}
  52
  53 \helpref{Event handling overview}{eventhandlingoverview}, \helpref{wxRadioButton}{wxradiobutton},\rtfsp
  54 \helpref{wxCheckBox}{wxcheckbox}
  55
  56 \latexignore{\rtfignore{\wxheading{Members}}}
  57
  58
  59 \membersection{wxRadioBox::wxRadioBox}\label{wxradioboxctor}
  60
  61 \func{}{wxRadioBox}{\void}
  62
  63 Default constructor.
  64
  65 \func{}{wxRadioBox}{\param{wxWindow* }{parent}, \param{wxWindowID }{id}, \param{const wxString\& }{label},\rtfsp
  66 \param{const wxPoint\& }{point = wxDefaultPosition}, \param{const wxSize\& }{size = wxDefaultSize},\rtfsp
  67 \param{int}{ n = 0}, \param{const wxString}{ choices[] = NULL},\rtfsp
  68 \param{int}{ majorDimension = 0}, \param{long}{ style = wxRA\_SPECIFY\_COLS},\rtfsp
  69 \param{const wxValidator\& }{validator = wxDefaultValidator},\rtfsp
  70 \param{const wxString\& }{name = ``radioBox"}}
  71
  72 \func{}{wxRadioBox}{\param{wxWindow* }{parent}, \param{wxWindowID }{id}, \param{const wxString\& }{label},\rtfsp
  73 \param{const wxPoint\& }{point}, \param{const wxSize\& }{size},\rtfsp
  74 \param{const wxArrayString\&}{ choices},\rtfsp
  75 \param{int}{ majorDimension = 0}, \param{long}{ style = wxRA\_SPECIFY\_COLS},\rtfsp
  76 \param{const wxValidator\& }{validator = wxDefaultValidator},\rtfsp
  77 \param{const wxString\& }{name = ``radioBox"}}
  78
  79 Constructor, creating and showing a radiobox.
  80
  81 \wxheading{Parameters}
  82
  83 \docparam{parent}{Parent window. Must not be NULL.}
  84
  85 \docparam{id}{Window identifier. A value of -1 indicates a default value.}
  86
  87 \docparam{label}{Label for the static box surrounding the radio buttons.}
  88
  89 \docparam{pos}{Window position. If the position (-1, -1) is specified then a default position is chosen.}
  90
  91 \docparam{size}{Window size. If the default size (-1, -1) is specified then a default size is chosen.}
  92
  93 \docparam{n}{Number of choices with which to initialize the radiobox.}
  94
  95 \docparam{choices}{An array of choices with which to initialize the radiobox.}
  96
  97 \docparam{majorDimension}{Specifies the maximum number of rows (if style contains wxRA\_SPECIFY\_ROWS) or columns (if style contains wxRA\_SPECIFY\_COLS) for a two-dimensional
  98 radiobox.}
  99
 100 \docparam{style}{Window style. See \helpref{wxRadioBox}{wxradiobox}.}
 101
 102 \docparam{validator}{Window validator.}
 103
 104 \docparam{name}{Window name.}
 105
 106 \wxheading{See also}
 107
 108 \helpref{wxRadioBox::Create}{wxradioboxcreate}, \helpref{wxValidator}{wxvalidator}
 109
 110 \pythonnote{The wxRadioBox constructor in wxPython reduces the {\tt n}
 111 and {\tt choices} arguments are to a single argument, which is
 112 a list of strings.}
 113
 114 \perlnote{In wxPerl there is just an array reference in place of {\tt n}
 115 and {\tt choices}.}
 116
 117
 118 \membersection{wxRadioBox::\destruct{wxRadioBox}}\label{wxradioboxdtor}
 119
 120 \func{}{\destruct{wxRadioBox}}{\void}
 121
 122 Destructor, destroying the radiobox item.
 123
 124
 125 \membersection{wxRadioBox::Create}\label{wxradioboxcreate}
 126
 127 \func{bool}{Create}{\param{wxWindow* }{parent}, \param{wxWindowID }{id}, \param{const wxString\& }{label},\rtfsp
 128 \param{const wxPoint\& }{point = wxDefaultPosition}, \param{const wxSize\& }{size = wxDefaultSize},\rtfsp
 129 \param{int}{ n = 0}, \param{const wxString}{ choices[] = NULL},\rtfsp
 130 \param{int}{ majorDimension = 0}, \param{long}{ style = wxRA\_SPECIFY\_COLS},\rtfsp
 131 \param{const wxValidator\& }{validator = wxDefaultValidator},\rtfsp
 132 \param{const wxString\& }{name = ``radioBox"}}
 133
 134 \func{bool}{Create}{\param{wxWindow* }{parent}, \param{wxWindowID }{id}, \param{const wxString\& }{label},\rtfsp
 135 \param{const wxPoint\& }{point}, \param{const wxSize\& }{size},\rtfsp
 136 \param{const wxArrayString\&}{ choices},\rtfsp
 137 \param{int}{ majorDimension = 0}, \param{long}{ style = wxRA\_SPECIFY\_COLS},\rtfsp
 138 \param{const wxValidator\& }{validator = wxDefaultValidator},\rtfsp
 139 \param{const wxString\& }{name = ``radioBox"}}
 140
 141 Creates the radiobox for two-step construction. See \helpref{wxRadioBox::wxRadioBox}{wxradioboxctor}\rtfsp
 142 for further details.
 143
 144
 145 \membersection{wxRadioBox::Enable}\label{wxradioboxenable}
 146
 147 \func{virtual bool}{Enable}{\param{bool}{ enable = {\tt true}}}
 148
 149 Enables or disables the entire radiobox.
 150
 151 \func{virtual bool}{Enable}{\param{int}{ n}, \param{bool}{ enable = {\tt true}}}
 152
 153 Enables or disables an individual button in the radiobox.
 154
 155 \wxheading{Parameters}
 156
 157 \docparam{enable}{true to enable, false to disable.}
 158
 159 \docparam{n}{The zero-based button to enable or disable.}
 160
 161 \pythonnote{In place of a single overloaded method name, wxPython
 162 implements the following methods:\par
 163 \indented{2cm}{\begin{twocollist}
 164 \twocolitem{{\bf Enable(flag)}}{Enables or disables the entire radiobox.}
 165 \twocolitem{{\bf EnableItem(n, flag)}}{Enables or disables an
 166 individual button in the radiobox.}
 167 \end{twocollist}}
 168 }
 169
 170 \wxheading{See also}
 171
 172 \helpref{wxWindow::Enable}{wxwindowenable}
 173
 174
 175
 176 \membersection{wxRadioBox::FindString}\label{wxradioboxfindstring}
 177
 178 \constfunc{int}{FindString}{\param{const wxString\& }{string}}
 179
 180 Finds a button matching the given string, returning the position if found, or
 181 -1 if not found.
 182
 183 \wxheading{Parameters}
 184
 185 \docparam{string}{The string to find.}
 186
 187
 188 \membersection{wxRadioBox::GetColumnCount}\label{wxradioboxgetcolumncount}
 189
 190 \constfunc{int}{GetColumnCount}{\void}
 191
 192 Returns the number of columns in the radiobox.
 193
 194
 195 \membersection{wxRadioBox::GetCount}\label{wxradioboxgetcount}
 196
 197 \constfunc{int}{GetCount}{\void}
 198
 199 Returns the number of items in the radiobox.
 200
 201
 202 \membersection{wxRadioBox::GetLabel}\label{wxradioboxgetlabel}
 203
 204 \constfunc{wxString}{GetLabel}{\void}
 205
 206 Returns the radiobox label.
 207
 208 \wxheading{Parameters}
 209
 210 \docparam{n}{The zero-based button index.}
 211
 212 \wxheading{See also}
 213
 214 \helpref{wxRadioBox::SetLabel}{wxradioboxsetlabel}
 215
 216 \pythonnote{In place of a single overloaded method name, wxPython
 217 implements the following methods:\par
 218 \indented{2cm}{\begin{twocollist}
 219 \twocolitem{{\bf GetLabel()}}{Returns the radiobox label.}
 220 \twocolitem{{\bf GetItemLabel(n)}}{Returns the label for the given button.}
 221 \end{twocollist}}
 222 }
 223
 224
 225 \membersection{wxRadioBox::GetRowCount}\label{wxradioboxgetrowcount}
 226
 227 \constfunc{int}{GetRowCount}{\void}
 228
 229 Returns the number of rows in the radiobox.
 230
 231
 232 \membersection{wxRadioBox::GetSelection}\label{wxradioboxgetselection}
 233
 234 \constfunc{int}{GetSelection}{\void}
 235
 236 Returns the zero-based position of the selected button.
 237
 238
 239 \membersection{wxRadioBox::GetStringSelection}\label{wxradioboxgetstringselection}
 240
 241 \constfunc{wxString}{GetStringSelection}{\void}
 242
 243 Returns the selected string.
 244
 245
 246 \membersection{wxRadioBox::GetString}\label{wxradioboxgetstring}
 247
 248 \constfunc{wxString}{GetString}{\param{int}{ n}}
 249
 250 Returns the label for the button at the given position.
 251
 252 \wxheading{Parameters}
 253
 254 \docparam{n}{The zero-based button position.}
 255
 256
 257 \membersection{wxRadioBox::IsItemEnabled}\label{wxradioboxisitemenabled}
 258
 259 \constfunc{bool}{IsItemEnabled}{\void}
 260
 261 Returns \true if the item is enabled or \false if it was disabled using
 262 \helpref{Enable(n, false)}{wxradioboxenable}.
 263
 264 {\bf Platform note:} Currently only implemented in wxMSW, wxGTK and wxUniversal
 265 and always returns \true in the other ports.
 266
 267
 268 \membersection{wxRadioBox::IsItemShown}\label{wxradioboxisitemshown}
 269
 270 \constfunc{bool}{IsItemShown}{\void}
 271
 272 Returns \true if the item is currently shown or \false if it was hidden using
 273 \helpref{Show(n, false)}{wxradioboxshow}.
 274
 275 Note that this function returns \true for an item which hadn't been hidden even
 276 if the entire radiobox is not currently shown.
 277
 278 {\bf Platform note:} Currently only implemented in wxMSW, wxGTK and wxUniversal
 279 and always returns \true in the other ports.
 280
 281
 282 \membersection{wxRadioBox::Number}\label{wxradioboxnumber}
 283
 284 \constfunc{int}{Number}{\void}
 285
 286 {\bf Obsolescence note:} This method is obsolete and was replaced with
 287 \helpref{GetCount}{wxradioboxgetcount}, please use the new method in the new
 288 code. This method is only available if wxWidgets was compiled with
 289 {\tt WXWIN\_COMPATIBILITY\_2\_2} defined and will disappear completely in
 290 future versions.
 291
 292 Returns the number of buttons in the radiobox.
 293
 294
 295 \membersection{wxRadioBox::SetLabel}\label{wxradioboxsetlabel}
 296
 297 \func{void}{SetLabel}{\param{const wxString\&}{ label}}
 298
 299 Sets the radiobox label.
 300
 301
 302 \wxheading{Parameters}
 303
 304 \docparam{label}{The label to set.}
 305
 306 \docparam{n}{The zero-based button index.}
 307
 308 \pythonnote{In place of a single overloaded method name, wxPython
 309 implements the following methods:\par
 310 \indented{2cm}{\begin{twocollist}
 311 \twocolitem{{\bf SetLabel(string)}}{Sets the radiobox label.}
 312 \twocolitem{{\bf SetItemLabel(n, string)}}{Sets a label for a radio button.}
 313 \end{twocollist}}
 314 }
 315
 316
 317 \membersection{wxRadioBox::SetSelection}\label{wxradioboxsetselection}
 318
 319 \func{void}{SetSelection}{\param{int}{ n}}
 320
 321 Sets a button by passing the desired string position. This does not cause
 322 a wxEVT\_COMMAND\_RADIOBOX\_SELECTED event to get emitted.
 323
 324 \wxheading{Parameters}
 325
 326 \docparam{n}{The zero-based button position.}
 327
 328
 329 \membersection{wxRadioBox::SetStringSelection}\label{wxradioboxsetstringselection}
 330
 331 \func{void}{SetStringSelection}{\param{const wxString\& }{string}}
 332
 333 Sets the selection to a button by passing the desired string. This does not cause
 334 a wxEVT\_COMMAND\_RADIOBOX\_SELECTED event to get emitted.
 335
 336 \wxheading{Parameters}
 337
 338 \docparam{string}{The label of the button to select.}
 339
 340
 341 \membersection{wxRadioBox::Show}\label{wxradioboxshow}
 342
 343 \func{virtual bool}{Show}{\param{const bool}{ show = {\tt true}}}
 344
 345 Shows or hides the entire radiobox.
 346
 347 \func{virtual bool}{Show}{\param{int}{ item}, \param{const bool}{ show = {\tt true}}}
 348
 349 Shows or hides individual buttons.
 350
 351 \wxheading{Parameters}
 352
 353 \docparam{show}{true to show, false to hide.}
 354
 355 \docparam{item}{The zero-based position of the button to show or hide.}
 356
 357 \wxheading{Return value}
 358
 359 {\tt true} if the box or item has been shown or hidden or {\tt false} if nothing was
 360 done because it already was in the requested state.
 361
 362 \wxheading{See also}
 363
 364 \helpref{wxWindow::Show}{wxwindowshow}
 365
 366 \pythonnote{In place of a single overloaded method name, wxPython
 367 implements the following methods:\par
 368 \indented{2cm}{\begin{twocollist}
 369 \twocolitem{{\bf Show(flag)}}{Shows or hides the entire radiobox.}
 370 \twocolitem{{\bf ShowItem(n, flag)}}{Shows or hides individual buttons.}
 371 \end{twocollist}}
 372 }