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1\section{\class{wxWindow}}\label{wxwindow}
2
2cdac558 3wxWindow is the base class for all windows. Any children of the window will be deleted
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4automatically by the destructor before the window itself is deleted.
5
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6Please note that we documented a number of handler functions (OnChar(), OnMouse() etc.) in this
7help text. These must not be called by a user program and are documented only for illustration.
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8On several platforms, only a few of these handlers are actually written (they are not always
9needed) and if you are uncertain on how to add a certain behaviour to a window class, intercept
10the respective event as usual and call \helpref{wxEvent::Skip}{wxeventskip} so that the native
11platform can implement its native behaviour or just ignore the event if nothing needs to be
12done.
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13
14\wxheading{Derived from}
15
16\helpref{wxEvtHandler}{wxevthandler}\\
17\helpref{wxObject}{wxobject}
18
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19\wxheading{Include files}
20
21<wx/window.h>
22
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23\wxheading{Window styles}
24
25The following styles can apply to all windows, although they will not always make sense for a particular
4130b487 26window class or on all platforms.
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27
28\twocolwidtha{5cm}%
29\begin{twocollist}\itemsep=0pt
30\twocolitem{\windowstyle{wxSIMPLE\_BORDER}}{Displays a thin border around the window. wxBORDER is the old name
27d029c7 31for this style. }
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32\twocolitem{\windowstyle{wxDOUBLE\_BORDER}}{Displays a double border. Windows only.}
33\twocolitem{\windowstyle{wxSUNKEN\_BORDER}}{Displays a sunken border.}
27d029c7 34\twocolitem{\windowstyle{wxRAISED\_BORDER}}{Displays a raised border. GTK only. }
6453876e 35\twocolitem{\windowstyle{wxSTATIC\_BORDER}}{Displays a border suitable for a static control. Windows only. }
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36\twocolitem{\windowstyle{wxTRANSPARENT\_WINDOW}}{The window is transparent, that is, it will not receive paint
37events. Windows only.}
38\twocolitem{\windowstyle{wxNO\_3D}}{Prevents the children of this window taking on 3D styles, even though
39the application-wide policy is for 3D controls. Windows only.}
40\twocolitem{\windowstyle{wxTAB\_TRAVERSAL}}{Use this to enable tab traversal for non-dialog windows.}
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41\twocolitem{\windowstyle{wxWANTS\_CHARS}}{Use this to indicate that the window
42wants to get all char events - even for keys like TAB or ENTER which are
43usually used for dialog navigation and which wouldn't be generated without
44this style}
f6bcfd97 45\twocolitem{\windowstyle{wxNO\_FULL\_REPAINT\_ON\_RESIZE}}{Disables repainting
895fc9cb 46the window completely when its size is changed - you will have to repaint the
f6bcfd97 47new window area manually if you use this style. Currently only has an effect for
4130b487 48Windows.}
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49\twocolitem{\windowstyle{wxVSCROLL}}{Use this style to enable a vertical scrollbar. (Still used?) }
50\twocolitem{\windowstyle{wxHSCROLL}}{Use this style to enable a horizontal scrollbar. (Still used?) }
884360bc 51\twocolitem{\windowstyle{wxCLIP\_CHILDREN}}{Use this style to eliminate flicker caused by the background being
6453876e 52repainted, then children being painted over them. Windows only.}
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53\end{twocollist}
54
55See also \helpref{window styles overview}{windowstyles}.
56
57\wxheading{See also}
58
59\helpref{Event handling overview}{eventhandlingoverview}
60
61\latexignore{\rtfignore{\wxheading{Members}}}
62
f6bcfd97 63\membersection{wxWindow::wxWindow}\label{wxwindowctor}
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64
65\func{}{wxWindow}{\void}
66
67Default constructor.
68
eaaa6a06 69\func{}{wxWindow}{\param{wxWindow*}{ parent}, \param{wxWindowID }{id},
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70 \param{const wxPoint\& }{pos = wxDefaultPosition},
71 \param{const wxSize\& }{size = wxDefaultSize},
eaaa6a06 72 \param{long }{style = 0},
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73 \param{const wxString\& }{name = wxPanelNameStr}}
74
75Constructs a window, which can be a child of a frame, dialog or any other non-control window.
76
77\wxheading{Parameters}
78
79\docparam{parent}{Pointer to a parent window.}
80
81\docparam{id}{Window identifier. If -1, will automatically create an identifier.}
82
83\docparam{pos}{Window position. wxDefaultPosition is (-1, -1) which indicates that wxWindows
84should generate a default position for the window. If using the wxWindow class directly, supply
85an actual position.}
86
87\docparam{size}{Window size. wxDefaultSize is (-1, -1) which indicates that wxWindows
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88should generate a default size for the window. If no suitable size can be found, the
89window will be sized to 20x20 pixels so that the window is visible but obviously not
90correctly sized. }
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91
92\docparam{style}{Window style. For generic window styles, please see \helpref{wxWindow}{wxwindow}.}
93
94\docparam{name}{Window name.}
95
96\membersection{wxWindow::\destruct{wxWindow}}
97
98\func{}{\destruct{wxWindow}}{\void}
99
100Destructor. Deletes all subwindows, then deletes itself. Instead of using
101the {\bf delete} operator explicitly, you should normally
102use \helpref{wxWindow::Destroy}{wxwindowdestroy} so that wxWindows
103can delete a window only when it is safe to do so, in idle time.
104
105\wxheading{See also}
106
107\helpref{Window deletion overview}{windowdeletionoverview},\rtfsp
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108\helpref{wxWindow::Destroy}{wxwindowdestroy},\rtfsp
109\helpref{wxCloseEvent}{wxcloseevent}
110
111\membersection{wxWindow::AddChild}
112
113\func{virtual void}{AddChild}{\param{wxWindow* }{child}}
114
115Adds a child window. This is called automatically by window creation
116functions so should not be required by the application programmer.
117
118\wxheading{Parameters}
119
120\docparam{child}{Child window to add.}
121
122\membersection{wxWindow::CaptureMouse}\label{wxwindowcapturemouse}
123
124\func{virtual void}{CaptureMouse}{\void}
125
126Directs all mouse input to this window. Call \helpref{wxWindow::ReleaseMouse}{wxwindowreleasemouse} to
127release the capture.
128
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129Note that wxWindows maintains the stack of windows having captured the mouse
130and when the mouse is released the capture returns to the window which had had
131captured it previously and it is only really released if there were no previous
132window. In particular, this means that you must release the mouse as many times
133as you capture it.
134
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135\wxheading{See also}
136
137\helpref{wxWindow::ReleaseMouse}{wxwindowreleasemouse}
138
139\membersection{wxWindow::Center}\label{wxwindowcenter}
140
eaaa6a06 141\func{void}{Center}{\param{int}{ direction}}
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142
143A synonym for \helpref{Centre}{wxwindowcentre}.
144
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145\membersection{wxWindow::CenterOnParent}\label{wxwindowcenteronparent}
146
147\func{void}{CenterOnParent}{\param{int}{ direction}}
148
149A synonym for \helpref{CentreOnParent}{wxwindowcentreonparent}.
150
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151\membersection{wxWindow::CenterOnScreen}\label{wxwindowcenteronscreen}
152
153\func{void}{CenterOnScreen}{\param{int}{ direction}}
154
155A synonym for \helpref{CentreOnScreen}{wxwindowcentreonscreen}.
156
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157\membersection{wxWindow::Centre}\label{wxwindowcentre}
158
7eb4e9cc 159\func{void}{Centre}{\param{int}{ direction = wxBOTH}}
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160
161Centres the window.
162
163\wxheading{Parameters}
164
165\docparam{direction}{Specifies the direction for the centering. May be {\tt wxHORIZONTAL}, {\tt wxVERTICAL}\rtfsp
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166or {\tt wxBOTH}. It may also include {\tt wxCENTRE\_ON\_SCREEN} flag
167if you want to center the window on the entire screen and not on its
168parent window.}
d22699b5 169
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170The flag {\tt wxCENTRE\_FRAME} is obsolete and should not be used any longer
171(it has no effect).
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172
173\wxheading{Remarks}
174
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175If the window is a top level one (i.e. doesn't have a parent), it will be
176centered relative to the screen anyhow.
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177
178\wxheading{See also}
179
180\helpref{wxWindow::Center}{wxwindowcenter}
181
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182\membersection{wxWindow::CentreOnParent}\label{wxwindowcentreonparent}
183
7eb4e9cc 184\func{void}{CentreOnParent}{\param{int}{ direction = wxBOTH}}
7631a292 185
c9f00eeb 186Centres the window on its parent. This is a more readable synonym for
7eb4e9cc 187\helpref{Centre}{wxwindowcentre}.
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188
189\wxheading{Parameters}
190
191\docparam{direction}{Specifies the direction for the centering. May be {\tt wxHORIZONTAL}, {\tt wxVERTICAL}\rtfsp
192or {\tt wxBOTH}.}
193
194\wxheading{Remarks}
195
196This methods provides for a way to center top level windows over their
197parents instead of the entire screen. If there is no parent or if the
c9f00eeb 198window is not a top level window, then behaviour is the same as
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199\helpref{wxWindow::Centre}{wxwindowcentre}.
200
201\wxheading{See also}
202
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203\helpref{wxWindow::CentreOnScreen}{wxwindowcenteronscreen}
204
205\membersection{wxWindow::CentreOnScreen}\label{wxwindowcentreonscreen}
206
207\func{void}{CentreOnScreen}{\param{int}{ direction = wxBOTH}}
208
209Centres the window on screen. This only works for top level windows -
210otherwise, the window will still be centered on its parent.
211
212\wxheading{Parameters}
213
214\docparam{direction}{Specifies the direction for the centering. May be {\tt wxHORIZONTAL}, {\tt wxVERTICAL}\rtfsp
215or {\tt wxBOTH}.}
216
217\wxheading{See also}
218
219\helpref{wxWindow::CentreOnParent}{wxwindowcenteronparent}
7631a292 220
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221\membersection{wxWindow::Clear}\label{wxwindowclear}
222
223\func{void}{Clear}{\void}
224
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225Clears the window by filling it with the current background colour. Does not
226cause an erase background event to be generated.
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227
228\membersection{wxWindow::ClientToScreen}
229
230\constfunc{virtual void}{ClientToScreen}{\param{int* }{x}, \param{int* }{y}}
231
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232\perlnote{In wxPerl this method returns a 2-element list intead of
233modifying its parameters.}
234
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235\constfunc{virtual wxPoint}{ClientToScreen}{\param{const wxPoint\&}{ pt}}
236
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237Converts to screen coordinates from coordinates relative to this window.
238
239\docparam{x}{A pointer to a integer value for the x coordinate. Pass the client coordinate in, and
240a screen coordinate will be passed out.}
241
242\docparam{y}{A pointer to a integer value for the y coordinate. Pass the client coordinate in, and
243a screen coordinate will be passed out.}
244
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245\docparam{pt}{The client position for the second form of the function.}
246
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247\pythonnote{In place of a single overloaded method name, wxPython
248implements the following methods:\par
249\indented{2cm}{\begin{twocollist}
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250\twocolitem{{\bf ClientToScreen(point)}}{Accepts and returns a wxPoint}
251\twocolitem{{\bf ClientToScreenXY(x, y)}}{Returns a 2-tuple, (x, y)}
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252\end{twocollist}}
253}
254
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255\membersection{wxWindow::Close}\label{wxwindowclose}
256
bc5879ef 257\func{virtual bool}{Close}{\param{bool}{ force = {\tt FALSE}}}
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258
259The purpose of this call is to provide a safer way of destroying a window than using
260the {\it delete} operator.
261
262\wxheading{Parameters}
263
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264\docparam{force}{{\tt FALSE} if the window's close handler should be able to veto the destruction
265of this window, {\tt TRUE} if it cannot.}
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266
267\wxheading{Remarks}
268
269Close calls the \helpref{close handler}{wxcloseevent} for the window, providing an opportunity for the window to
270choose whether to destroy the window.
271
272The close handler should check whether the window is being deleted forcibly,
273using \helpref{wxCloseEvent::GetForce}{wxcloseeventgetforce}, in which case it should
274destroy the window using \helpref{wxWindow::Destroy}{wxwindowdestroy}.
275
276Applies to managed windows (wxFrame and wxDialog classes) only.
277
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278{\it Note} that calling Close does not guarantee that the window will be destroyed; but it
279provides a way to simulate a manual close of a window, which may or may not be implemented by
280destroying the window. The default implementation of wxDialog::OnCloseWindow does not
281necessarily delete the dialog, since it will simply simulate an wxID\_CANCEL event which
282itself only hides the dialog.
283
284To guarantee that the window will be destroyed, call \helpref{wxWindow::Destroy}{wxwindowdestroy} instead.
285
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286\wxheading{See also}
287
288\helpref{Window deletion overview}{windowdeletionoverview},\rtfsp
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289\helpref{wxWindow::Destroy}{wxwindowdestroy},\rtfsp
290\helpref{wxCloseEvent}{wxcloseevent}
291
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292\membersection{wxWindow::ConvertDialogToPixels}\label{wxwindowconvertdialogtopixels}
293
294\func{wxPoint}{ConvertDialogToPixels}{\param{const wxPoint\&}{ pt}}
295
296\func{wxSize}{ConvertDialogToPixels}{\param{const wxSize\&}{ sz}}
297
298Converts a point or size from dialog units to pixels.
299
300For the x dimension, the dialog units are multiplied by the average character width
301and then divided by 4.
302
303For the y dimension, the dialog units are multiplied by the average character height
304and then divided by 8.
305
306\wxheading{Remarks}
307
308Dialog units are used for maintaining a dialog's proportions even if the font changes.
309Dialogs created using Dialog Editor optionally use dialog units.
310
311You can also use these functions programmatically. A convenience macro is defined:
312
313{\small
314\begin{verbatim}
315#define wxDLG_UNIT(parent, pt) parent->ConvertDialogToPixels(pt)
316\end{verbatim}
317}
318
319\wxheading{See also}
320
321\helpref{wxWindow::ConvertPixelsToDialog}{wxwindowconvertpixelstodialog}
322
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323\pythonnote{In place of a single overloaded method name, wxPython
324implements the following methods:\par
325\indented{2cm}{\begin{twocollist}
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326\twocolitem{{\bf ConvertDialogPointToPixels(point)}}{Accepts and returns a wxPoint}
327\twocolitem{{\bf ConvertDialogSizeToPixels(size)}}{Accepts and returns a wxSize}
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328\end{twocollist}}
329
330Additionally, the following helper functions are defined:\par
331\indented{2cm}{\begin{twocollist}
c9110876 332\twocolitem{{\bf wxDLG\_PNT(win, point)}}{Converts a wxPoint from dialog
06d20283 333units to pixels}
c9110876 334\twocolitem{{\bf wxDLG\_SZE(win, size)}}{Converts a wxSize from dialog
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335units to pixels}
336\end{twocollist}}
337}
338
339
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340\membersection{wxWindow::ConvertPixelsToDialog}\label{wxwindowconvertpixelstodialog}
341
342\func{wxPoint}{ConvertPixelsToDialog}{\param{const wxPoint\&}{ pt}}
343
344\func{wxSize}{ConvertPixelsToDialog}{\param{const wxSize\&}{ sz}}
345
346Converts a point or size from pixels to dialog units.
347
348For the x dimension, the pixels are multiplied by 4 and then divided by the average
349character width.
350
351For the y dimension, the pixels are multipled by 8 and then divided by the average
352character height.
353
354\wxheading{Remarks}
355
356Dialog units are used for maintaining a dialog's proportions even if the font changes.
357Dialogs created using Dialog Editor optionally use dialog units.
358
359\wxheading{See also}
360
361\helpref{wxWindow::ConvertDialogToPixels}{wxwindowconvertdialogtopixels}
362
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363
364\pythonnote{In place of a single overloaded method name, wxPython
365implements the following methods:\par
366\indented{2cm}{\begin{twocollist}
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367\twocolitem{{\bf ConvertDialogPointToPixels(point)}}{Accepts and returns a wxPoint}
368\twocolitem{{\bf ConvertDialogSizeToPixels(size)}}{Accepts and returns a wxSize}
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369\end{twocollist}}
370}
371
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372\membersection{wxWindow::Destroy}\label{wxwindowdestroy}
373
374\func{virtual bool}{Destroy}{\void}
375
376Destroys the window safely. Use this function instead of the delete operator, since
377different window classes can be destroyed differently. Frames and dialogs
378are not destroyed immediately when this function is called - they are added
379to a list of windows to be deleted on idle time, when all the window's events
380have been processed. This prevents problems with events being sent to non-existant
381windows.
382
383\wxheading{Return value}
384
bc5879ef 385{\tt TRUE} if the window has either been successfully deleted, or it has been added
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386to the list of windows pending real deletion.
387
388\membersection{wxWindow::DestroyChildren}
389
390\func{virtual void}{DestroyChildren}{\void}
391
392Destroys all children of a window. Called automatically by the destructor.
393
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394\membersection{wxWindow::Disable}\label{wxwindowdisable}
395
396\func{void}{Disable}{\void}
397
bc5879ef 398Disables the window, same as \helpref{Enable({\tt FALSE})}{wxwindowenable}.
6ba68e88 399
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400\membersection{wxWindow::DragAcceptFiles}\label{wxwindowdragacceptfiles}
401
8a293590 402\func{virtual void}{DragAcceptFiles}{\param{bool}{ accept}}
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403
404Enables or disables elibility for drop file events (OnDropFiles).
405
406\wxheading{Parameters}
407
bc5879ef 408\docparam{accept}{If {\tt TRUE}, the window is eligible for drop file events. If {\tt FALSE}, the window
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409will not accept drop file events.}
410
411\wxheading{Remarks}
412
413Windows only.
414
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415\membersection{wxWindow::Enable}\label{wxwindowenable}
416
bc5879ef 417\func{virtual void}{Enable}{\param{bool}{ enable = {\tt TRUE}}}
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418
419Enable or disable the window for user input.
420
421\wxheading{Parameters}
422
bc5879ef 423\docparam{enable}{If {\tt TRUE}, enables the window for input. If {\tt FALSE}, disables the window.}
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424
425\wxheading{See also}
426
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427\helpref{wxWindow::IsEnabled}{wxwindowisenabled},\rtfsp
428\helpref{wxWindow::Disable}{wxwindowdisable}
a660d684 429
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430\membersection{wxWindow::FindFocus}\label{wxwindowfindfocus}
431
432\func{static wxWindow*}{FindFocus}{\void}
433
434Finds the window or control which currently has the keyboard focus.
435
436\wxheading{Remarks}
437
438Note that this is a static function, so it can be called without needing a wxWindow pointer.
439
440\wxheading{See also}
441
442\helpref{wxWindow::SetFocus}{wxwindowsetfocus}
443
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444\membersection{wxWindow::FindWindow}\label{wxwindowfindwindow}
445
446\func{wxWindow*}{FindWindow}{\param{long}{ id}}
447
448Find a child of this window, by identifier.
449
450\func{wxWindow*}{FindWindow}{\param{const wxString\&}{ name}}
451
452Find a child of this window, by name.
453
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454\pythonnote{In place of a single overloaded method name, wxPython
455implements the following methods:\par
456\indented{2cm}{\begin{twocollist}
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457\twocolitem{{\bf FindWindowById(id)}}{Accepts an integer}
458\twocolitem{{\bf FindWindowByName(name)}}{Accepts a string}
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459\end{twocollist}}
460}
461
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462\membersection{wxWindow::Fit}\label{wxwindowfit}
463
464\func{virtual void}{Fit}{\void}
465
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466Sizes the window so that it fits around its subwindows. This function won't do
467anything if there are no subwindows.
a660d684 468
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469\membersection{wxWindow::Freeze}\label{wxwindowfreeze}
470
471\func{virtual void}{Freeze}{\void}
472
473Freezes the window or, in other words, prevents any updates from taking place
474on screen, the window is not redrawn at all. \helpref{Thaw}{wxwindowthaw} must
475be called to reenable window redrawing.
476
477This method is useful for visual appearance optimization (for example, it
478is a good idea to use it before inserting large amount of text into a
479wxTextCtrl under wxGTK) but is not implemented on all platforms nor for all
480controls so it is mostly just a hint to wxWindows and not a mandatory
481directive.
482
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483\membersection{wxWindow::GetBackgroundColour}\label{wxwindowgetbackgroundcolour}
484
485\constfunc{virtual wxColour}{GetBackgroundColour}{\void}
486
487Returns the background colour of the window.
488
489\wxheading{See also}
490
491\helpref{wxWindow::SetBackgroundColour}{wxwindowsetbackgroundcolour},\rtfsp
492\helpref{wxWindow::SetForegroundColour}{wxwindowsetforegroundcolour},\rtfsp
9866d9c2 493\helpref{wxWindow::GetForegroundColour}{wxwindowgetforegroundcolour}
a660d684 494
7f071e73 495\membersection{wxWindow::GetBestSize}\label{wxwindowgetbestsize}
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496
497\constfunc{virtual wxSize}{GetBestSize}{\void}
498
499This functions returns the best acceptable minimal size for the window. For
500example, for a static control, it will be the minimal size such that the
3e02f5ed 501control label is not truncated. For windows containing subwindows (typically
8771a323 502\helpref{wxPanel}{wxpanel}), the size returned by this function will be the
3e02f5ed 503same as the size the window would have had after calling
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504\helpref{Fit}{wxwindowfit}.
505
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506\membersection{wxWindow::GetCaret}\label{wxwindowgetcaret}
507
508\constfunc{wxCaret *}{GetCaret}{\void}
509
510Returns the \helpref{caret}{wxcaret} associated with the window.
511
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512\membersection{wxWindow::GetCharHeight}
513
514\constfunc{virtual int}{GetCharHeight}{\void}
515
516Returns the character height for this window.
517
518\membersection{wxWindow::GetCharWidth}
519
520\constfunc{virtual int}{GetCharWidth}{\void}
521
522Returns the average character width for this window.
523
524\membersection{wxWindow::GetChildren}
525
c0ed460c 526\func{wxList\&}{GetChildren}{\void}
a660d684 527
c0ed460c 528Returns a reference to the list of the window's children.
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529
530\membersection{wxWindow::GetClientSize}\label{wxwindowgetclientsize}
531
532\constfunc{virtual void}{GetClientSize}{\param{int* }{width}, \param{int* }{height}}
533
c9f00eeb 534\perlnote{In wxPerl this method takes no parameter and returns
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535a 2-element list {\tt ( width, height )}.}
536
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537\constfunc{virtual wxSize}{GetClientSize}{\void}
538
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539This gets the size of the window `client area' in pixels.
540The client area is the area which may be drawn on by the programmer,
541excluding title bar, border, scrollbars, etc.
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542
543\wxheading{Parameters}
544
545\docparam{width}{Receives the client width in pixels.}
546
547\docparam{height}{Receives the client height in pixels.}
548
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549\pythonnote{In place of a single overloaded method name, wxPython
550implements the following methods:\par
551\indented{2cm}{\begin{twocollist}
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552\twocolitem{{\bf GetClientSizeTuple()}}{Returns a 2-tuple of (width, height)}
553\twocolitem{{\bf GetClientSize()}}{Returns a wxSize object}
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554\end{twocollist}}
555}
556
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557\wxheading{See also}
558
559\helpref{GetSize}{wxwindowgetsize}
560
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561\membersection{wxWindow::GetConstraints}\label{wxwindowgetconstraints}
562
563\constfunc{wxLayoutConstraints*}{GetConstraints}{\void}
564
565Returns a pointer to the window's layout constraints, or NULL if there are none.
566
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567\membersection{wxWindow::GetDropTarget}\label{wxwindowgetdroptarget}
568
569\constfunc{wxDropTarget*}{GetDropTarget}{\void}
570
571Returns the associated drop target, which may be NULL.
572
573\wxheading{See also}
574
c9f00eeb 575\helpref{wxWindow::SetDropTarget}{wxwindowsetdroptarget},
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576\helpref{Drag and drop overview}{wxdndoverview}
577
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578\membersection{wxWindow::GetEventHandler}\label{wxwindowgeteventhandler}
579
580\constfunc{wxEvtHandler*}{GetEventHandler}{\void}
581
582Returns the event handler for this window. By default, the window is its
583own event handler.
584
585\wxheading{See also}
586
587\helpref{wxWindow::SetEventHandler}{wxwindowseteventhandler},\rtfsp
588\helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler},\rtfsp
589\helpref{wxWindow::PopEventHandler}{wxwindowpusheventhandler},\rtfsp
590\helpref{wxEvtHandler::ProcessEvent}{wxevthandlerprocessevent},\rtfsp
591\helpref{wxEvtHandler}{wxevthandler}\rtfsp
592
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593\membersection{wxWindow::GetExtraStyle}\label{wxwindowgetextrastyle}
594
595\constfunc{long}{GetExtraStyle}{\void}
596
597Returns the extra style bits for the window.
598
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599\membersection{wxWindow::GetFont}\label{wxwindowgetfont}
600
c0ed460c 601\constfunc{wxFont\&}{GetFont}{\void}
a660d684 602
c0ed460c 603Returns a reference to the font for this window.
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604
605\wxheading{See also}
606
607\helpref{wxWindow::SetFont}{wxwindowsetfont}
608
609\membersection{wxWindow::GetForegroundColour}\label{wxwindowgetforegroundcolour}
610
611\func{virtual wxColour}{GetForegroundColour}{\void}
612
613Returns the foreground colour of the window.
614
615\wxheading{Remarks}
616
617The interpretation of foreground colour is open to interpretation according
618to the window class; it may be the text colour or other colour, or it may not
619be used at all.
620
621\wxheading{See also}
622
623\helpref{wxWindow::SetForegroundColour}{wxwindowsetforegroundcolour},\rtfsp
624\helpref{wxWindow::SetBackgroundColour}{wxwindowsetbackgroundcolour},\rtfsp
625\helpref{wxWindow::GetBackgroundColour}{wxwindowgetbackgroundcolour}
626
627\membersection{wxWindow::GetGrandParent}
628
629\constfunc{wxWindow*}{GetGrandParent}{\void}
630
631Returns the grandparent of a window, or NULL if there isn't one.
632
4e28924c 633\membersection{wxWindow::GetHandle}\label{wxwindowgethandle}
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634
635\constfunc{void*}{GetHandle}{\void}
636
637Returns the platform-specific handle of the physical window. Cast it to an appropriate
6453876e 638handle, such as {\bf HWND} for Windows, {\bf Widget} for Motif or {\bf GtkWidget} for GTK.
a660d684 639
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640\pythonnote{This method will return an integer in wxPython.}
641
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642\membersection{wxWindow::GetHelpText}\label{wxwindowgethelptext}
643
644\constfunc{virtual wxString}{GetHelpText}{\void}
645
646Gets the help text to be used as context-sensitive help for this window.
647
648Note that the text is actually stored by the current \helpref{wxHelpProvider}{wxhelpprovider} implementation,
649and not in the window object itself.
650
651\wxheading{See also}
652
653\helpref{SetHelpText}{wxwindowsethelptext}, \helpref{wxHelpProvider}{wxhelpprovider}
654
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655\membersection{wxWindow::GetId}\label{wxwindowgetid}
656
657\constfunc{int}{GetId}{\void}
658
659Returns the identifier of the window.
660
661\wxheading{Remarks}
662
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663Each window has an integer identifier. If the application has not provided one
664(or the default Id -1) an unique identifier with a negative value will be generated.
a660d684 665
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666\wxheading{See also}
667
b2cf617c 668\helpref{wxWindow::SetId}{wxwindowsetid},\rtfsp
5b6aa0ff 669\helpref{Window identifiers}{windowids}
a660d684 670
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671\membersection{wxWindow::GetLabel}
672
673\constfunc{virtual wxString }{GetLabel}{\void}
674
675Generic way of getting a label from any window, for
676identification purposes.
677
678\wxheading{Remarks}
679
680The interpretation of this function differs from class to class.
681For frames and dialogs, the value returned is the title. For buttons or static text controls, it is
682the button text. This function can be useful for meta-programs (such as testing
683tools or special-needs access programs) which need to identify windows
684by name.
685
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686\membersection{wxWindow::GetName}\label{wxwindowgetname}
687
6453876e 688\constfunc{virtual wxString }{GetName}{\void}
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689
690Returns the window's name.
691
692\wxheading{Remarks}
693
694This name is not guaranteed to be unique; it is up to the programmer to supply an appropriate
695name in the window constructor or via \helpref{wxWindow::SetName}{wxwindowsetname}.
696
697\wxheading{See also}
698
699\helpref{wxWindow::SetName}{wxwindowsetname}
700
701\membersection{wxWindow::GetParent}
702
703\constfunc{virtual wxWindow*}{GetParent}{\void}
704
705Returns the parent of the window, or NULL if there is no parent.
706
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707\membersection{wxWindow::GetPosition}\label{wxwindowgetposition}
708
709\constfunc{virtual void}{GetPosition}{\param{int* }{x}, \param{int* }{y}}
710
711\constfunc{wxPoint}{GetPosition}{\void}
712
713This gets the position of the window in pixels, relative to the parent window or
714if no parent, relative to the whole display.
715
716\wxheading{Parameters}
717
718\docparam{x}{Receives the x position of the window.}
719
720\docparam{y}{Receives the y position of the window.}
721
722\pythonnote{In place of a single overloaded method name, wxPython
723implements the following methods:\par
724\indented{2cm}{\begin{twocollist}
725\twocolitem{{\bf GetPosition()}}{Returns a wxPoint}
726\twocolitem{{\bf GetPositionTuple()}}{Returns a tuple (x, y)}
727\end{twocollist}}
728}
729
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730\perlnote{In wxPerl there are two methods instead of a single overloaded
731method:\par
732\indented{2cm}{\begin{twocollist}
733\twocolitem{{\bf GetPosition()}}{Returns a Wx::Point}
734\twocolitem{{\bf GetPositionXY()}}{Returns a 2-element list
735 {\tt ( x, y )}}
736\end{twocollist}
737}}
738
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739\membersection{wxWindow::GetRect}\label{wxwindowgetrect}
740
741\constfunc{virtual wxRect}{GetRect}{\void}
742
743Returns the size and position of the window as a \helpref{wxRect}{wxrect} object.
744
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745\membersection{wxWindow::GetScrollThumb}\label{wxwindowgetscrollthumb}
746
eaaa6a06 747\func{virtual int}{GetScrollThumb}{\param{int }{orientation}}
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748
749Returns the built-in scrollbar thumb size.
750
751\wxheading{See also}
752
753\helpref{wxWindow::SetScrollbar}{wxwindowsetscrollbar}
754
755\membersection{wxWindow::GetScrollPos}\label{wxwindowgetscrollpos}
756
eaaa6a06 757\func{virtual int}{GetScrollPos}{\param{int }{orientation}}
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758
759Returns the built-in scrollbar position.
760
761\wxheading{See also}
762
763See \helpref{wxWindow::SetScrollbar}{wxwindowsetscrollbar}
764
765\membersection{wxWindow::GetScrollRange}\label{wxwindowgetscrollrange}
766
eaaa6a06 767\func{virtual int}{GetScrollRange}{\param{int }{orientation}}
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768
769Returns the built-in scrollbar range.
770
771\wxheading{See also}
772
773\helpref{wxWindow::SetScrollbar}{wxwindowsetscrollbar}
774
a974387a 775\membersection{wxWindow::GetSize}\label{wxwindowgetsize}
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776
777\constfunc{virtual void}{GetSize}{\param{int* }{width}, \param{int* }{height}}
778
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779\constfunc{virtual wxSize}{GetSize}{\void}
780
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781This gets the size of the entire window in pixels,
782including title bar, border, scrollbars, etc.
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783
784\wxheading{Parameters}
785
786\docparam{width}{Receives the window width.}
787
788\docparam{height}{Receives the window height.}
789
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790\pythonnote{In place of a single overloaded method name, wxPython
791implements the following methods:\par
792\indented{2cm}{\begin{twocollist}
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793\twocolitem{{\bf GetSize()}}{Returns a wxSize}
794\twocolitem{{\bf GetSizeTuple()}}{Returns a 2-tuple (width, height)}
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795\end{twocollist}}
796}
797
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798\perlnote{In wxPerl there are two methods instead of a single overloaded
799method:\par
800\indented{2cm}{\begin{twocollist}
801\twocolitem{{\bf GetSize()}}{Returns a Wx::Size}
802\twocolitem{{\bf GetSizeWH()}}{Returns a 2-element list
803 {\tt ( width, height )}}
804\end{twocollist}
805}}
806
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807\wxheading{See also}
808
809\helpref{GetClientSize}{wxwindowgetclientsize}
810
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811\membersection{wxWindow::GetSizer}\label{wxwindowgetsizer}
812
813\constfunc{const wxSizer *}{GetSizer}{\void}
814
815Return the sizer associated with the window by a previous call to
816\helpref{SetSizer()}{wxwindowsetsizer} or {\tt NULL}.
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817
818\constfunc{virtual void}{GetTextExtent}{\param{const wxString\& }{string}, \param{int* }{x}, \param{int* }{y},
819 \param{int* }{descent = NULL}, \param{int* }{externalLeading = NULL},
bc5879ef 820 \param{const wxFont* }{font = NULL}, \param{bool}{ use16 = {\tt FALSE}}}
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821
822Gets the dimensions of the string as it would be drawn on the
823window with the currently selected font.
824
825\wxheading{Parameters}
826
827\docparam{string}{String whose extent is to be measured.}
828
829\docparam{x}{Return value for width.}
830
831\docparam{y}{Return value for height.}
832
833\docparam{descent}{Return value for descent (optional).}
834
835\docparam{externalLeading}{Return value for external leading (optional).}
836
837\docparam{font}{Font to use instead of the current window font (optional).}
838
bc5879ef 839\docparam{use16}{If {\tt TRUE}, {\it string} contains 16-bit characters. The default is {\tt FALSE}.}
a660d684 840
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841
842\pythonnote{In place of a single overloaded method name, wxPython
843implements the following methods:\par
844\indented{2cm}{\begin{twocollist}
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845\twocolitem{{\bf GetTextExtent(string)}}{Returns a 2-tuple, (width, height)}
846\twocolitem{{\bf GetFullTextExtent(string, font=NULL)}}{Returns a
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8474-tuple, (width, height, descent, externalLeading) }
848\end{twocollist}}
849}
850
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851\perlnote{In wxPerl this method takes only the {\tt string} and optionally
852 {\tt font} parameters, and returns a 4-element list
853 {\tt ( x, y, descent, externalLeading )}.}
06d20283 854
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855\membersection{wxWindow::GetTitle}\label{wxwindowgettitle}
856
857\func{virtual wxString}{GetTitle}{\void}
858
859Gets the window's title. Applicable only to frames and dialogs.
860
861\wxheading{See also}
862
863\helpref{wxWindow::SetTitle}{wxwindowsettitle}
864
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865\membersection{wxWindow::GetUpdateRegion}\label{wxwindowgetupdateregion}
866
867\constfunc{virtual wxRegion}{GetUpdateRegion}{\void}
868
869Returns the region specifying which parts of the window have been damaged. Should
870only be called within an \helpref{OnPaint}{wxwindowonpaint} event handler.
871
872\wxheading{See also}
873
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874\helpref{wxRegion}{wxregion},\rtfsp
875\helpref{wxRegionIterator}{wxregioniterator}
76c5df24 876
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877\membersection{wxWindow::GetValidator}\label{wxwindowgetvalidator}
878
879\constfunc{wxValidator*}{GetValidator}{\void}
880
881Returns a pointer to the current validator for the window, or NULL if there is none.
882
d80cd92a 883\membersection{wxWindow::GetWindowStyleFlag}\label{wxwindowgetwindowstyleflag}
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884
885\constfunc{long}{GetWindowStyleFlag}{\void}
886
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887Gets the window style that was passed to the constructor or {\bf Create}
888method. {\bf GetWindowStyle()} is another name for the same function.
a660d684 889
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890\membersection{wxWindow::Hide}\label{wxwindowhide}
891
892\func{bool}{Hide}{\void}
893
894Equivalent to calling \helpref{Show}{wxwindowshow}({\tt FALSE}).
895
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896\membersection{wxWindow::InitDialog}\label{wxwindowinitdialog}
897
898\func{void}{InitDialog}{\void}
899
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900Sends an {\tt wxEVT\_INIT\_DIALOG} event, whose handler usually transfers data
901to the dialog via validators.
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902
903\membersection{wxWindow::IsEnabled}\label{wxwindowisenabled}
904
905\constfunc{virtual bool}{IsEnabled}{\void}
906
bc5879ef 907Returns {\tt TRUE} if the window is enabled for input, {\tt FALSE} otherwise.
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908
909\wxheading{See also}
910
911\helpref{wxWindow::Enable}{wxwindowenable}
912
515da557 913\membersection{wxWindow:IsExposed}\label{wxwindowisexposed}
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914
915\constfunc{bool}{IsExposed}{\param{int }{x}, \param{int }{y}}
916
605d715d 917\constfunc{bool}{IsExposed}{\param{wxPoint }{\&pt}}
515da557 918
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919\constfunc{bool}{IsExposed}{\param{int }{x}, \param{int }{y}, \param{int }{w}, \param{int }{h}}
920
605d715d 921\constfunc{bool}{IsExposed}{\param{wxRect }{\&rect}}
515da557 922
bc5879ef 923Returns {\tt TRUE} if the given point or rectange area has been exposed since the
ad9edf45 924last repaint. Call this in an paint event handler to optimize redrawing by
4130b487 925only redrawing those areas, which have been exposed.
ad9edf45 926
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927\pythonnote{In place of a single overloaded method name, wxPython
928implements the following methods:\par
929\indented{2cm}{\begin{twocollist}
930\twocolitem{{\bf IsExposed(x,y, w=0,h=0}}{}
931\twocolitem{{\bf IsExposedPoint(pt)}}{}
932\twocolitem{{\bf IsExposedRect(rect)}}{}
8771a323 933\end{twocollist}}}
3e02f5ed 934
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935\membersection{wxWindow::IsRetained}\label{wxwindowisretained}
936
937\constfunc{virtual bool}{IsRetained}{\void}
938
bc5879ef 939Returns {\tt TRUE} if the window is retained, {\tt FALSE} otherwise.
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940
941\wxheading{Remarks}
942
943Retained windows are only available on X platforms.
944
945\membersection{wxWindow::IsShown}\label{wxwindowisshown}
946
947\constfunc{virtual bool}{IsShown}{\void}
948
bc5879ef 949Returns {\tt TRUE} if the window is shown, {\tt FALSE} if it has been hidden.
a660d684 950
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951\membersection{wxWindow::IsTopLevel}\label{wxwindowistoplevel}
952
953\constfunc{bool}{IsTopLevel}{\void}
954
bc5879ef 955Returns {\tt TRUE} if the given window is a top-level one. Currently all frames and
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956dialogs are considered to be top-level windows (even if they have a parent
957window).
958
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959\membersection{wxWindow::Layout}\label{wxwindowlayout}
960
961\func{void}{Layout}{\void}
962
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963Invokes the constraint-based layout algorithm or the sizer-based algorithm
964for this window.
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965
966See \helpref{wxWindow::SetAutoLayout}{wxwindowsetautolayout} on when
967this function gets called automatically using auto layout.
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968
969\membersection{wxWindow::LoadFromResource}\label{wxwindowloadfromresource}
970
971\func{virtual bool}{LoadFromResource}{\param{wxWindow* }{parent},\rtfsp
972\param{const wxString\& }{resourceName}, \param{const wxResourceTable* }{resourceTable = NULL}}
973
974Loads a panel or dialog from a resource file.
975
976\wxheading{Parameters}
977
978\docparam{parent}{Parent window.}
979
980\docparam{resourceName}{The name of the resource to load.}
981
982\docparam{resourceTable}{The resource table to load it from. If this is NULL, the
983default resource table will be used.}
984
985\wxheading{Return value}
986
bc5879ef 987{\tt TRUE} if the operation succeeded, otherwise {\tt FALSE}.
a660d684 988
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989\membersection{wxWindow::Lower}\label{wxwindowlower}
990
991\func{void}{Lower}{\void}
992
993Lowers the window to the bottom of the window hierarchy if it is a managed window (dialog
994or frame).
995
996\membersection{wxWindow::MakeModal}\label{wxwindowmakemodal}
997
8a293590 998\func{virtual void}{MakeModal}{\param{bool }{flag}}
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999
1000Disables all other windows in the application so that
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1001the user can only interact with this window. (This function
1002is not implemented anywhere).
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1003
1004\wxheading{Parameters}
1005
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1006\docparam{flag}{If {\tt TRUE}, this call disables all other windows in the application so that
1007the user can only interact with this window. If {\tt FALSE}, the effect is reversed.}
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1008
1009\membersection{wxWindow::Move}\label{wxwindowmove}
1010
eaaa6a06 1011\func{void}{Move}{\param{int}{ x}, \param{int}{ y}}
a660d684 1012
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1013\func{void}{Move}{\param{const wxPoint\&}{ pt}}
1014
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1015Moves the window to the given position.
1016
1017\wxheading{Parameters}
1018
1019\docparam{x}{Required x position.}
1020
1021\docparam{y}{Required y position.}
1022
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1023\docparam{pt}{\helpref{wxPoint}{wxpoint} object representing the position.}
1024
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1025\wxheading{Remarks}
1026
1027Implementations of SetSize can also implicitly implement the
1028wxWindow::Move function, which is defined in the base wxWindow class
1029as the call:
1030
1031\begin{verbatim}
1032 SetSize(x, y, -1, -1, wxSIZE_USE_EXISTING);
1033\end{verbatim}
1034
1035\wxheading{See also}
1036
1037\helpref{wxWindow::SetSize}{wxwindowsetsize}
1038
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1040implements the following methods:\par
1041\indented{2cm}{\begin{twocollist}
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1042\twocolitem{{\bf Move(point)}}{Accepts a wxPoint}
1043\twocolitem{{\bf MoveXY(x, y)}}{Accepts a pair of integers}
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1044\end{twocollist}}
1045}
1046
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1047%% VZ: wxWindow::OnXXX() functions should not be documented but I'm leaving
1048%% the old docs here in case we want to move any still needed bits to
1049%% the right location (i.e. probably the corresponding events docs)
1050%%
1051%% \membersection{wxWindow::OnActivate}\label{wxwindowonactivate}
1052%%
1053%% \func{void}{OnActivate}{\param{wxActivateEvent\&}{ event}}
1054%%
1055%% Called when a window is activated or deactivated.
1056%%
1057%% \wxheading{Parameters}
1058%%
1059%% \docparam{event}{Object containing activation information.}
1060%%
1061%% \wxheading{Remarks}
1062%%
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1063%% If the window is being activated, \helpref{wxActivateEvent::GetActive}{wxactivateeventgetactive} returns {\tt TRUE},
1064%% otherwise it returns {\tt FALSE} (it is being deactivated).
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1065%%
1066%% \wxheading{See also}
1067%%
1068%% \helpref{wxActivateEvent}{wxactivateevent},\rtfsp
1069%% \helpref{Event handling overview}{eventhandlingoverview}
1070%%
1071%% \membersection{wxWindow::OnChar}\label{wxwindowonchar}
1072%%
1073%% \func{void}{OnChar}{\param{wxKeyEvent\&}{ event}}
1074%%
1075%% Called when the user has pressed a key that is not a modifier (SHIFT, CONTROL or ALT).
1076%%
1077%% \wxheading{Parameters}
1078%%
1079%% \docparam{event}{Object containing keypress information. See \helpref{wxKeyEvent}{wxkeyevent} for
1080%% details about this class.}
1081%%
1082%% \wxheading{Remarks}
1083%%
1084%% This member function is called in response to a keypress. To intercept this event,
1085%% use the EVT\_CHAR macro in an event table definition. Your {\bf OnChar} handler may call this
1086%% default function to achieve default keypress functionality.
1087%%
1088%% Note that the ASCII values do not have explicit key codes: they are passed as ASCII
1089%% values.
1090%%
1091%% Note that not all keypresses can be intercepted this way. If you wish to intercept modifier
1092%% keypresses, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or
1093%% \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}.
1094%%
1095%% Most, but not all, windows allow keypresses to be intercepted.
1096%%
1097%% {\bf Tip:} be sure to call {\tt event.Skip()} for events that you don't process in this function,
1098%% otherwise menu shortcuts may cease to work under Windows.
1099%%
1100%% \wxheading{See also}
1101%%
1102%% \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown}, \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup},\rtfsp
1103%% \helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp
1104%% \helpref{Event handling overview}{eventhandlingoverview}
1105%%
1106%% \membersection{wxWindow::OnCharHook}\label{wxwindowoncharhook}
1107%%
1108%% \func{void}{OnCharHook}{\param{wxKeyEvent\&}{ event}}
1109%%
1110%% This member is called to allow the window to intercept keyboard events
1111%% before they are processed by child windows.
1112%%
1113%% \wxheading{Parameters}
1114%%
1115%% \docparam{event}{Object containing keypress information. See \helpref{wxKeyEvent}{wxkeyevent} for
1116%% details about this class.}
1117%%
1118%% \wxheading{Remarks}
1119%%
1120%% This member function is called in response to a keypress, if the window is active. To intercept this event,
1121%% use the EVT\_CHAR\_HOOK macro in an event table definition. If you do not process a particular
1122%% keypress, call \helpref{wxEvent::Skip}{wxeventskip} to allow default processing.
1123%%
1124%% An example of using this function is in the implementation of escape-character processing for wxDialog,
1125%% where pressing ESC dismisses the dialog by {\bf OnCharHook} 'forging' a cancel button press event.
1126%%
1127%% Note that the ASCII values do not have explicit key codes: they are passed as ASCII
1128%% values.
1129%%
1130%% This function is only relevant to top-level windows (frames and dialogs), and under
1131%% Windows only. Under GTK the normal EVT\_CHAR\_ event has the functionality, i.e.
1132%% you can intercepts it and if you don't call \helpref{wxEvent::Skip}{wxeventskip}
1133%% the window won't get the event.
1134%%
1135%% \wxheading{See also}
1136%%
1137%% \helpref{wxKeyEvent}{wxkeyevent},\rtfsp
1138%% \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp
1139%% %% GD: OnXXX functions are not documented
1140%% %%\helpref{wxApp::OnCharHook}{wxapponcharhook},\rtfsp
1141%% \helpref{Event handling overview}{eventhandlingoverview}
1142%%
1143%% \membersection{wxWindow::OnCommand}\label{wxwindowoncommand}
1144%%
1145%% \func{virtual void}{OnCommand}{\param{wxEvtHandler\& }{object}, \param{wxCommandEvent\& }{event}}
1146%%
1147%% This virtual member function is called if the control does not handle the command event.
1148%%
1149%% \wxheading{Parameters}
1150%%
1151%% \docparam{object}{Object receiving the command event.}
1152%%
1153%% \docparam{event}{Command event}
1154%%
1155%% \wxheading{Remarks}
1156%%
1157%% This virtual function is provided mainly for backward compatibility. You can also intercept commands
1158%% from child controls by using an event table, with identifiers or identifier ranges to identify
1159%% the control(s) in question.
1160%%
1161%% \wxheading{See also}
1162%%
1163%% \helpref{wxCommandEvent}{wxcommandevent},\rtfsp
1164%% \helpref{Event handling overview}{eventhandlingoverview}
1165%%
1166%% \membersection{wxWindow::OnClose}\label{wxwindowonclose}
1167%%
1168%% \func{virtual bool}{OnClose}{\void}
1169%%
1170%% Called when the user has tried to close a a frame
1171%% or dialog box using the window manager (X) or system menu (Windows).
1172%%
1173%% {\bf Note:} This is an obsolete function.
1174%% It is superceded by the \helpref{wxWindow::OnCloseWindow}{wxwindowonclosewindow} event
1175%% handler.
1176%%
1177%% \wxheading{Return value}
1178%%
bc5879ef 1179%% If {\tt TRUE} is returned by OnClose, the window will be deleted by the system, otherwise the
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1180%% attempt will be ignored. Do not delete the window from within this handler, although
1181%% you may delete other windows.
1182%%
1183%% \wxheading{See also}
1184%%
1185%% \helpref{Window deletion overview}{windowdeletionoverview},\rtfsp
1186%% \helpref{wxWindow::Close}{wxwindowclose},\rtfsp
1187%% \helpref{wxWindow::OnCloseWindow}{wxwindowonclosewindow},\rtfsp
1188%% \helpref{wxCloseEvent}{wxcloseevent}
1189%%
1190%% \membersection{wxWindow::OnCloseWindow}\label{wxwindowonclosewindow}
1191%%
1192%% \func{void}{OnCloseWindow}{\param{wxCloseEvent\& }{event}}
1193%%
1194%% This is an event handler function called when the user has tried to close a a frame
1195%% or dialog box using the window manager (X) or system menu (Windows). It is
1196%% called via the \helpref{wxWindow::Close}{wxwindowclose} function, so
1197%% that the application can also invoke the handler programmatically.
1198%%
1199%% Use the EVT\_CLOSE event table macro to handle close events.
1200%%
1201%% You should check whether the application is forcing the deletion of the window
bc5879ef 1202%% using \helpref{wxCloseEvent::GetForce}{wxcloseeventgetforce}. If this is {\tt TRUE},
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1203%% destroy the window using \helpref{wxWindow::Destroy}{wxwindowdestroy}.
1204%% If not, it is up to you whether you respond by destroying the window.
1205%%
1206%% (Note: GetForce is now superceded by CanVeto. So to test whether forced destruction of
bc5879ef 1207%% the window is required, test for the negative of CanVeto. If CanVeto returns {\tt FALSE},
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1208%% it is not possible to skip window deletion.)
1209%%
1210%% If you don't destroy the window, you should call \helpref{wxCloseEvent::Veto}{wxcloseeventveto} to
1211%% let the calling code know that you did not destroy the window. This allows the \helpref{wxWindow::Close}{wxwindowclose} function
bc5879ef 1212%% to return {\tt TRUE} or {\tt FALSE} depending on whether the close instruction was honoured or not.
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1213%%
1214%% \wxheading{Remarks}
1215%%
1216%% The \helpref{wxWindow::OnClose}{wxwindowonclose} virtual function remains
1217%% for backward compatibility with earlier versions of wxWindows. The
1218%% default {\bf OnCloseWindow} handler for wxFrame and wxDialog will call {\bf OnClose},
bc5879ef 1219%% destroying the window if it returns {\tt TRUE} or if the close is being forced.
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1220%%
1221%% \wxheading{See also}
1222%%
1223%% \helpref{Window deletion overview}{windowdeletionoverview},\rtfsp
1224%% \helpref{wxWindow::Close}{wxwindowclose},\rtfsp
1225%% \helpref{wxWindow::OnClose}{wxwindowonclose},\rtfsp
1226%% \helpref{wxWindow::Destroy}{wxwindowdestroy},\rtfsp
1227%% \helpref{wxCloseEvent}{wxcloseevent},\rtfsp
1228%% \helpref{wxApp::OnQueryEndSession}{wxapponqueryendsession}
1229%% %% GD: OnXXX functions are not documented
1230%% %%\helpref{wxApp::OnEndSession}{wxapponendsession}
1231%%
1232%% \membersection{wxWindow::OnDropFiles}\label{wxwindowondropfiles}
1233%%
1234%% \func{void}{OnDropFiles}{\param{wxDropFilesEvent\&}{ event}}
1235%%
1236%% Called when files have been dragged from the file manager to the window.
1237%%
1238%% \wxheading{Parameters}
1239%%
1240%% \docparam{event}{Drop files event. For more information, see \helpref{wxDropFilesEvent}{wxdropfilesevent}.}
1241%%
1242%% \wxheading{Remarks}
1243%%
1244%% The window must have previously been enabled for dropping by calling
1245%% \rtfsp\helpref{wxWindow::DragAcceptFiles}{wxwindowdragacceptfiles}.
1246%%
1247%% This event is only generated under Windows.
1248%%
1249%% To intercept this event, use the EVT\_DROP\_FILES macro in an event table definition.
1250%%
1251%% \wxheading{See also}
1252%%
1253%% \helpref{wxDropFilesEvent}{wxdropfilesevent}, \helpref{wxWindow::DragAcceptFiles}{wxwindowdragacceptfiles},\rtfsp
1254%% \helpref{Event handling overview}{eventhandlingoverview}
1255%%
1256%% \membersection{wxWindow::OnEraseBackground}\label{wxwindowonerasebackground}
1257%%
1258%% \func{void}{OnEraseBackground}{\param{wxEraseEvent\&}{ event}}
1259%%
1260%% Called when the background of the window needs to be erased.
1261%%
1262%% \wxheading{Parameters}
1263%%
1264%% \docparam{event}{Erase background event. For more information, see \helpref{wxEraseEvent}{wxeraseevent}.}
1265%%
1266%% \wxheading{Remarks}
1267%%
1268%% Under non-Windows platforms, this event is simulated (simply generated just before the
1269%% paint event) and may cause flicker. It is therefore recommended that
1270%% you set the text background colour explicitly in order to prevent flicker.
1271%% The default background colour under GTK is grey.
1272%%
1273%% To intercept this event, use the EVT\_ERASE\_BACKGROUND macro in an event table definition.
1274%%
1275%% \wxheading{See also}
1276%%
1277%% \helpref{wxEraseEvent}{wxeraseevent}, \helpref{Event handling overview}{eventhandlingoverview}
1278%%
1279%% \membersection{wxWindow::OnKeyDown}\label{wxwindowonkeydown}
1280%%
1281%% \func{void}{OnKeyDown}{\param{wxKeyEvent\&}{ event}}
1282%%
1283%% Called when the user has pressed a key, before it is translated into an ASCII value using other
1284%% modifier keys that might be pressed at the same time.
1285%%
1286%% \wxheading{Parameters}
1287%%
1288%% \docparam{event}{Object containing keypress information. See \helpref{wxKeyEvent}{wxkeyevent} for
1289%% details about this class.}
1290%%
1291%% \wxheading{Remarks}
1292%%
1293%% This member function is called in response to a key down event. To intercept this event,
1294%% use the EVT\_KEY\_DOWN macro in an event table definition. Your {\bf OnKeyDown} handler may call this
1295%% default function to achieve default keypress functionality.
1296%%
1297%% Note that not all keypresses can be intercepted this way. If you wish to intercept special
1298%% keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or
1299%% \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}.
1300%%
1301%% Most, but not all, windows allow keypresses to be intercepted.
1302%%
1303%% {\bf Tip:} be sure to call {\tt event.Skip()} for events that you don't process in this function,
1304%% otherwise menu shortcuts may cease to work under Windows.
1305%%
1306%% \wxheading{See also}
1307%%
1308%% \helpref{wxWindow::OnChar}{wxwindowonchar}, \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup},\rtfsp
1309%% \helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp
1310%% \helpref{Event handling overview}{eventhandlingoverview}
1311%%
1312%% \membersection{wxWindow::OnKeyUp}\label{wxwindowonkeyup}
1313%%
1314%% \func{void}{OnKeyUp}{\param{wxKeyEvent\&}{ event}}
1315%%
1316%% Called when the user has released a key.
1317%%
1318%% \wxheading{Parameters}
1319%%
1320%% \docparam{event}{Object containing keypress information. See \helpref{wxKeyEvent}{wxkeyevent} for
1321%% details about this class.}
1322%%
1323%% \wxheading{Remarks}
1324%%
1325%% This member function is called in response to a key up event. To intercept this event,
1326%% use the EVT\_KEY\_UP macro in an event table definition. Your {\bf OnKeyUp} handler may call this
1327%% default function to achieve default keypress functionality.
1328%%
1329%% Note that not all keypresses can be intercepted this way. If you wish to intercept special
1330%% keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or
1331%% \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}.
1332%%
1333%% Most, but not all, windows allow key up events to be intercepted.
1334%%
1335%% \wxheading{See also}
1336%%
1337%% \helpref{wxWindow::OnChar}{wxwindowonchar}, \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown},\rtfsp
1338%% \helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp
1339%% \helpref{Event handling overview}{eventhandlingoverview}
1340%%
1341%% \membersection{wxWindow::OnKillFocus}\label{wxwindowonkillfocus}
1342%%
1343%% \func{void}{OnKillFocus}{\param{wxFocusEvent\& }{event}}
1344%%
1345%% Called when a window's focus is being killed.
1346%%
1347%% \wxheading{Parameters}
1348%%
1349%% \docparam{event}{The focus event. For more information, see \helpref{wxFocusEvent}{wxfocusevent}.}
1350%%
1351%% \wxheading{Remarks}
1352%%
1353%% To intercept this event, use the macro EVT\_KILL\_FOCUS in an event table definition.
1354%%
1355%% Most, but not all, windows respond to this event.
1356%%
1357%% \wxheading{See also}
1358%%
1359%% \helpref{wxFocusEvent}{wxfocusevent}, \helpref{wxWindow::OnSetFocus}{wxwindowonsetfocus},\rtfsp
1360%% \helpref{Event handling overview}{eventhandlingoverview}
1361%%
1362%% \membersection{wxWindow::OnIdle}\label{wxwindowonidle}
1363%%
1364%% \func{void}{OnIdle}{\param{wxIdleEvent\& }{event}}
1365%%
1366%% Provide this member function for any processing which needs to be done
1367%% when the application is idle.
1368%%
1369%% \wxheading{See also}
1370%%
1371%% %% GD: OnXXX functions are not documented
1372%% %%\helpref{wxApp::OnIdle}{wxapponidle}
1373%% \helpref{wxIdleEvent}{wxidleevent}
1374%%
1375%% \membersection{wxWindow::OnInitDialog}\label{wxwindowoninitdialog}
1376%%
1377%% \func{void}{OnInitDialog}{\param{wxInitDialogEvent\&}{ event}}
1378%%
1379%% Default handler for the wxEVT\_INIT\_DIALOG event. Calls \helpref{wxWindow::TransferDataToWindow}{wxwindowtransferdatatowindow}.
1380%%
1381%% \wxheading{Parameters}
1382%%
1383%% \docparam{event}{Dialog initialisation event.}
1384%%
1385%% \wxheading{Remarks}
1386%%
1387%% Gives the window the default behaviour of transferring data to child controls via
1388%% the validator that each control has.
1389%%
1390%% \wxheading{See also}
1391%%
1392%% \helpref{wxValidator}{wxvalidator}, \helpref{wxWindow::TransferDataToWindow}{wxwindowtransferdatatowindow}
1393%%
1394%% \membersection{wxWindow::OnMenuCommand}\label{wxwindowonmenucommand}
1395%%
1396%% \func{void}{OnMenuCommand}{\param{wxCommandEvent\& }{event}}
1397%%
1398%% Called when a menu command is received from a menu bar.
1399%%
1400%% \wxheading{Parameters}
1401%%
1402%% \docparam{event}{The menu command event. For more information, see \helpref{wxCommandEvent}{wxcommandevent}.}
1403%%
1404%% \wxheading{Remarks}
1405%%
1406%% A function with this name doesn't actually exist; you can choose any member function to receive
1407%% menu command events, using the EVT\_COMMAND macro for individual commands or EVT\_COMMAND\_RANGE for
1408%% a range of commands.
1409%%
1410%% \wxheading{See also}
1411%%
1412%% \helpref{wxCommandEvent}{wxcommandevent},\rtfsp
1413%% \helpref{wxWindow::OnMenuHighlight}{wxwindowonmenuhighlight},\rtfsp
1414%% \helpref{Event handling overview}{eventhandlingoverview}
1415%%
1416%% \membersection{wxWindow::OnMenuHighlight}\label{wxwindowonmenuhighlight}
1417%%
1418%% \func{void}{OnMenuHighlight}{\param{wxMenuEvent\& }{event}}
1419%%
1420%% Called when a menu select is received from a menu bar: that is, the
1421%% mouse cursor is over a menu item, but the left mouse button has not been
1422%% pressed.
1423%%
1424%% \wxheading{Parameters}
1425%%
1426%% \docparam{event}{The menu highlight event. For more information, see \helpref{wxMenuEvent}{wxmenuevent}.}
1427%%
1428%% \wxheading{Remarks}
1429%%
1430%% You can choose any member function to receive
1431%% menu select events, using the EVT\_MENU\_HIGHLIGHT macro for individual menu items or EVT\_MENU\_HIGHLIGHT\_ALL macro
1432%% for all menu items.
1433%%
1434%% The default implementation for \helpref{wxFrame::OnMenuHighlight}{wxframeonmenuhighlight} displays help
1435%% text in the first field of the status bar.
1436%%
1437%% This function was known as {\bf OnMenuSelect} in earlier versions of wxWindows, but this was confusing
1438%% since a selection is normally a left-click action.
1439%%
1440%% \wxheading{See also}
1441%%
1442%% \helpref{wxMenuEvent}{wxmenuevent},\rtfsp
1443%% \helpref{wxWindow::OnMenuCommand}{wxwindowonmenucommand},\rtfsp
1444%% \helpref{Event handling overview}{eventhandlingoverview}
1445%%
1446%%
1447%% \membersection{wxWindow::OnMouseEvent}\label{wxwindowonmouseevent}
1448%%
1449%% \func{void}{OnMouseEvent}{\param{wxMouseEvent\&}{ event}}
1450%%
1451%% Called when the user has initiated an event with the
1452%% mouse.
1453%%
1454%% \wxheading{Parameters}
1455%%
1456%% \docparam{event}{The mouse event. See \helpref{wxMouseEvent}{wxmouseevent} for
1457%% more details.}
1458%%
1459%% \wxheading{Remarks}
1460%%
1461%% Most, but not all, windows respond to this event.
1462%%
1463%% To intercept this event, use the EVT\_MOUSE\_EVENTS macro in an event table definition, or individual
1464%% mouse event macros such as EVT\_LEFT\_DOWN.
1465%%
1466%% \wxheading{See also}
1467%%
1468%% \helpref{wxMouseEvent}{wxmouseevent},\rtfsp
1469%% \helpref{Event handling overview}{eventhandlingoverview}
1470%%
1471%% \membersection{wxWindow::OnMove}\label{wxwindowonmove}
1472%%
1473%% \func{void}{OnMove}{\param{wxMoveEvent\& }{event}}
1474%%
1475%% Called when a window is moved.
1476%%
1477%% \wxheading{Parameters}
1478%%
1479%% \docparam{event}{The move event. For more information, see \helpref{wxMoveEvent}{wxmoveevent}.}
1480%%
1481%% \wxheading{Remarks}
1482%%
1483%% Use the EVT\_MOVE macro to intercept move events.
1484%%
1485%% \wxheading{Remarks}
1486%%
1487%% Not currently implemented.
1488%%
1489%% \wxheading{See also}
1490%%
1491%% \helpref{wxMoveEvent}{wxmoveevent},\rtfsp
1492%% \helpref{wxFrame::OnSize}{wxframeonsize},\rtfsp
1493%% \helpref{Event handling overview}{eventhandlingoverview}
1494%%
1495%% \membersection{wxWindow::OnPaint}\label{wxwindowonpaint}
1496%%
1497%% \func{void}{OnPaint}{\param{wxPaintEvent\& }{event}}
1498%%
1499%% Sent to the event handler when the window must be refreshed.
1500%%
1501%% \wxheading{Parameters}
1502%%
1503%% \docparam{event}{Paint event. For more information, see \helpref{wxPaintEvent}{wxpaintevent}.}
1504%%
1505%% \wxheading{Remarks}
1506%%
1507%% Use the EVT\_PAINT macro in an event table definition to intercept paint events.
1508%%
1509%% Note that In a paint event handler, the application must {\it always} create a \helpref{wxPaintDC}{wxpaintdc} object,
1510%% even if you do not use it. Otherwise, under MS Windows, refreshing for this and other windows will go wrong.
1511%%
1512%% For example:
1513%%
1514%% \small{%
1515%% \begin{verbatim}
1516%% void MyWindow::OnPaint(wxPaintEvent\& event)
1517%% {
1518%% wxPaintDC dc(this);
1519%%
1520%% DrawMyDocument(dc);
1521%% }
1522%% \end{verbatim}
1523%% }%
1524%%
1525%% You can optimize painting by retrieving the rectangles
1526%% that have been damaged and only repainting these. The rectangles are in
1527%% terms of the client area, and are unscrolled, so you will need to do
1528%% some calculations using the current view position to obtain logical,
1529%% scrolled units.
1530%%
1531%% Here is an example of using the \helpref{wxRegionIterator}{wxregioniterator} class:
1532%%
1533%% {\small%
1534%% \begin{verbatim}
1535%% // Called when window needs to be repainted.
1536%% void MyWindow::OnPaint(wxPaintEvent\& event)
1537%% {
1538%% wxPaintDC dc(this);
1539%%
1540%% // Find Out where the window is scrolled to
1541%% int vbX,vbY; // Top left corner of client
1542%% GetViewStart(&vbX,&vbY);
1543%%
1544%% int vX,vY,vW,vH; // Dimensions of client area in pixels
1545%% wxRegionIterator upd(GetUpdateRegion()); // get the update rect list
1546%%
1547%% while (upd)
1548%% {
1549%% vX = upd.GetX();
1550%% vY = upd.GetY();
1551%% vW = upd.GetW();
1552%% vH = upd.GetH();
1553%%
1554%% // Alternatively we can do this:
1555%% // wxRect rect;
1556%% // upd.GetRect(&rect);
1557%%
1558%% // Repaint this rectangle
1559%% ...some code...
1560%%
1561%% upd ++ ;
1562%% }
1563%% }
1564%% \end{verbatim}
1565%% }%
1566%%
1567%% \wxheading{See also}
1568%%
1569%% \helpref{wxPaintEvent}{wxpaintevent},\rtfsp
1570%% \helpref{wxPaintDC}{wxpaintdc},\rtfsp
1571%% \helpref{Event handling overview}{eventhandlingoverview}
1572%%
1573%% \membersection{wxWindow::OnScroll}\label{wxwindowonscroll}
1574%%
1575%% \func{void}{OnScroll}{\param{wxScrollWinEvent\& }{event}}
1576%%
1577%% Called when a scroll window event is received from one of the window's built-in scrollbars.
1578%%
1579%% \wxheading{Parameters}
1580%%
1581%% \docparam{event}{Command event. Retrieve the new scroll position by
1582%% calling \helpref{wxScrollEvent::GetPosition}{wxscrolleventgetposition}, and the
1583%% scrollbar orientation by calling \helpref{wxScrollEvent::GetOrientation}{wxscrolleventgetorientation}.}
1584%%
1585%% \wxheading{Remarks}
1586%%
1587%% Note that it is not possible to distinguish between horizontal and vertical scrollbars
1588%% until the function is executing (you can't have one function for vertical, another
1589%% for horizontal events).
1590%%
1591%% \wxheading{See also}
1592%%
1593%% \helpref{wxScrollWinEvent}{wxscrollwinevent},\rtfsp
1594%% \helpref{Event handling overview}{eventhandlingoverview}
1595%%
1596%% \membersection{wxWindow::OnSetFocus}\label{wxwindowonsetfocus}
1597%%
1598%% \func{void}{OnSetFocus}{\param{wxFocusEvent\& }{event}}
1599%%
1600%% Called when a window's focus is being set.
1601%%
1602%% \wxheading{Parameters}
1603%%
1604%% \docparam{event}{The focus event. For more information, see \helpref{wxFocusEvent}{wxfocusevent}.}
1605%%
1606%% \wxheading{Remarks}
1607%%
1608%% To intercept this event, use the macro EVT\_SET\_FOCUS in an event table definition.
1609%%
1610%% Most, but not all, windows respond to this event.
1611%%
1612%% \wxheading{See also}
1613%%
1614%% \helpref{wxFocusEvent}{wxfocusevent}, \helpref{wxWindow::OnKillFocus}{wxwindowonkillfocus},\rtfsp
1615%% \helpref{Event handling overview}{eventhandlingoverview}
1616%%
1617%% \membersection{wxWindow::OnSize}\label{wxwindowonsize}
1618%%
1619%% \func{void}{OnSize}{\param{wxSizeEvent\& }{event}}
1620%%
1621%% Called when the window has been resized. This is not a virtual function; you should
1622%% provide your own non-virtual OnSize function and direct size events to it using EVT\_SIZE
1623%% in an event table definition.
1624%%
1625%% \wxheading{Parameters}
1626%%
1627%% \docparam{event}{Size event. For more information, see \helpref{wxSizeEvent}{wxsizeevent}.}
1628%%
1629%% \wxheading{Remarks}
1630%%
1631%% You may wish to use this for frames to resize their child windows as appropriate.
1632%%
1633%% Note that the size passed is of
1634%% the whole window: call \helpref{wxWindow::GetClientSize}{wxwindowgetclientsize} for the area which may be
1635%% used by the application.
1636%%
1637%% When a window is resized, usually only a small part of the window is damaged and you
1638%% may only need to repaint that area. However, if your drawing depends on the size of the window,
1639%% you may need to clear the DC explicitly and repaint the whole window. In which case, you
1640%% may need to call \helpref{wxWindow::Refresh}{wxwindowrefresh} to invalidate the entire window.
1641%%
1642%% \wxheading{See also}
1643%%
1644%% \helpref{wxSizeEvent}{wxsizeevent},\rtfsp
1645%% \helpref{Event handling overview}{eventhandlingoverview}
1646%%
1647%% \membersection{wxWindow::OnSysColourChanged}\label{wxwindowonsyscolourchanged}
1648%%
1649%% \func{void}{OnSysColourChanged}{\param{wxOnSysColourChangedEvent\& }{event}}
1650%%
1651%% Called when the user has changed the system colours. Windows only.
1652%%
1653%% \wxheading{Parameters}
1654%%
1655%% \docparam{event}{System colour change event. For more information, see \helpref{wxSysColourChangedEvent}{wxsyscolourchangedevent}.}
1656%%
1657%% \wxheading{See also}
1658%%
1659%% \helpref{wxSysColourChangedEvent}{wxsyscolourchangedevent},\rtfsp
1660%% \helpref{Event handling overview}{eventhandlingoverview}
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1661
1662\membersection{wxWindow::PopEventHandler}\label{wxwindowpopeventhandler}
1663
bc5879ef 1664\constfunc{wxEvtHandler*}{PopEventHandler}{\param{bool }{deleteHandler = {\tt FALSE}}}
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1665
1666Removes and returns the top-most event handler on the event handler stack.
1667
1668\wxheading{Parameters}
1669
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1670\docparam{deleteHandler}{If this is {\tt TRUE}, the handler will be deleted after it is removed. The
1671default value is {\tt FALSE}.}
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1672
1673\wxheading{See also}
1674
1675\helpref{wxWindow::SetEventHandler}{wxwindowseteventhandler},\rtfsp
1676\helpref{wxWindow::GetEventHandler}{wxwindowgeteventhandler},\rtfsp
1677\helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler},\rtfsp
1678\helpref{wxEvtHandler::ProcessEvent}{wxevthandlerprocessevent},\rtfsp
1679\helpref{wxEvtHandler}{wxevthandler}\rtfsp
1680
1681\membersection{wxWindow::PopupMenu}\label{wxwindowpopupmenu}
1682
605d715d 1683\func{bool}{PopupMenu}{\param{wxMenu* }{menu}, \param{const wxPoint\& }{pos}}
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1684
1685\func{bool}{PopupMenu}{\param{wxMenu* }{menu}, \param{int }{x}, \param{int }{y}}
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1686
1687Pops up the given menu at the specified coordinates, relative to this
1688window, and returns control when the user has dismissed the menu. If a
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1689menu item is selected, the corresponding menu event is generated and will be
1690processed as usually.
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1691
1692\wxheading{Parameters}
1693
1694\docparam{menu}{Menu to pop up.}
1695
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1696\docparam{pos}{The position where the menu will appear.}
1697
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1698\docparam{x}{Required x position for the menu to appear.}
1699
1700\docparam{y}{Required y position for the menu to appear.}
1701
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1702\wxheading{See also}
1703
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1704\helpref{wxMenu}{wxmenu}
1705
1706\wxheading{Remarks}
1707
1708Just before the menu is popped up, \helpref{wxMenu::UpdateUI}{wxmenuupdateui} is called
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1709to ensure that the menu items are in the correct state. The menu does not get deleted
1710by the window.
a660d684 1711
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1712\pythonnote{In place of a single overloaded method name, wxPython
1713implements the following methods:\par
1714\indented{2cm}{\begin{twocollist}
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1715\twocolitem{{\bf PopupMenu(menu, point)}}{Specifies position with a wxPoint}
1716\twocolitem{{\bf PopupMenuXY(menu, x, y)}}{Specifies position with two integers (x, y)}
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1717\end{twocollist}}
1718}
1719
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1720\membersection{wxWindow::PushEventHandler}\label{wxwindowpusheventhandler}
1721
1722\func{void}{PushEventHandler}{\param{wxEvtHandler* }{handler}}
1723
1724Pushes this event handler onto the event stack for the window.
1725
1726\wxheading{Parameters}
1727
1728\docparam{handler}{Specifies the handler to be pushed.}
1729
1730\wxheading{Remarks}
1731
1732An event handler is an object that is capable of processing the events
1733sent to a window. By default, the window is its own event handler, but
1734an application may wish to substitute another, for example to allow
1735central implementation of event-handling for a variety of different
1736window classes.
1737
1738\helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler} allows
1739an application to set up a chain of event handlers, where an event not handled by one event handler is
1740handed to the next one in the chain. Use \helpref{wxWindow::PopEventHandler}{wxwindowpopeventhandler} to
1741remove the event handler.
1742
1743\wxheading{See also}
1744
1745\helpref{wxWindow::SetEventHandler}{wxwindowseteventhandler},\rtfsp
1746\helpref{wxWindow::GetEventHandler}{wxwindowgeteventhandler},\rtfsp
1747\helpref{wxWindow::PopEventHandler}{wxwindowpusheventhandler},\rtfsp
1748\helpref{wxEvtHandler::ProcessEvent}{wxevthandlerprocessevent},\rtfsp
1749\helpref{wxEvtHandler}{wxevthandler}
1750
1751\membersection{wxWindow::Raise}\label{wxwindowraise}
1752
1753\func{void}{Raise}{\void}
1754
1755Raises the window to the top of the window hierarchy if it is a managed window (dialog
1756or frame).
1757
1758\membersection{wxWindow::Refresh}\label{wxwindowrefresh}
1759
bc5879ef 1760\func{virtual void}{Refresh}{\param{bool}{ eraseBackground = {\tt TRUE}}, \param{const wxRect* }{rect
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1761= NULL}}
1762
1763Causes a message or event to be generated to repaint the
1764window.
1765
1766\wxheading{Parameters}
1767
bc5879ef 1768\docparam{eraseBackground}{If {\tt TRUE}, the background will be
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1769erased.}
1770
1771\docparam{rect}{If non-NULL, only the given rectangle will
1772be treated as damaged.}
1773
1774\membersection{wxWindow::ReleaseMouse}\label{wxwindowreleasemouse}
1775
1776\func{virtual void}{ReleaseMouse}{\void}
1777
1778Releases mouse input captured with \helpref{wxWindow::CaptureMouse}{wxwindowcapturemouse}.
1779
1780\wxheading{See also}
1781
1782\helpref{wxWindow::CaptureMouse}{wxwindowcapturemouse}
1783
1784\membersection{wxWindow::RemoveChild}\label{wxwindowremovechild}
1785
1786\func{virtual void}{RemoveChild}{\param{wxWindow* }{child}}
1787
1788Removes a child window. This is called automatically by window deletion
1789functions so should not be required by the application programmer.
1790
1791\wxheading{Parameters}
1792
1793\docparam{child}{Child window to remove.}
1794
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1795\membersection{wxWindow::RemoveEventHandler}{wxwindowremoveeventhandler}
1796
1797\func{bool}{RemoveEventHandler}{\param{wxEvtHandler *}{handler}}
1798
1799Find the given {\it handler} in the windows event handler chain and remove (but
1800not delete) it from it.
1801
1802\wxheading{Parameters}
1803
1804\docparam{handler}{The event handler to remove, must be non {\tt NULL} and
1805must be present in this windows event handlers chain}
1806
1807\wxheading{Return value}
1808
1809Returns {\tt TRUE} if it was found and {\tt FALSE} otherwise (this also results
1810in an assert failure so this function should only be called when the
1811handler is supposed to be there).
1812
1813\wxheading{See also}
1814
1815\helpref{PushEventHandler}{wxwindowpusheventhandler},\rtfsp
1816\helpref{PopEventHandler}{wxwindowpopeventhandler}
1817
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1818\membersection{wxWindow::Reparent}\label{wxwindowreparent}
1819
1820\func{virtual bool}{Reparent}{\param{wxWindow* }{newParent}}
1821
1822Reparents the window, i.e the window will be removed from its
18ac8d69 1823current parent window (e.g. a non-standard toolbar in a wxFrame)
103aab26 1824and then re-inserted into another. Available on Windows and GTK.
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1825
1826\wxheading{Parameters}
1827
1828\docparam{newParent}{New parent.}
1829
a974387a 1830\membersection{wxWindow::ScreenToClient}\label{wxwindowscreentoclient}
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1831
1832\constfunc{virtual void}{ScreenToClient}{\param{int* }{x}, \param{int* }{y}}
1833
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1834\constfunc{virtual wxPoint}{ScreenToClient}{\param{const wxPoint\& }{pt}}
1835
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1836Converts from screen to client window coordinates.
1837
1838\wxheading{Parameters}
1839
1840\docparam{x}{Stores the screen x coordinate and receives the client x coordinate.}
1841
1842\docparam{y}{Stores the screen x coordinate and receives the client x coordinate.}
1843
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1844\docparam{pt}{The screen position for the second form of the function.}
1845
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1846\pythonnote{In place of a single overloaded method name, wxPython
1847implements the following methods:\par
1848\indented{2cm}{\begin{twocollist}
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1849\twocolitem{{\bf ScreenToClient(point)}}{Accepts and returns a wxPoint}
1850\twocolitem{{\bf ScreenToClientXY(x, y)}}{Returns a 2-tuple, (x, y)}
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1851\end{twocollist}}
1852}
1853
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1854\membersection{wxWindow::ScrollLines}\label{wxwindowscrolllines}
1855
9cd6d737 1856\func{virtual bool}{ScrollLines}{\param{int }{lines}}
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1857
1858Scrolls the window by the given number of lines down (if {\it lines} is
1859positive) or up.
1860
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1861\wxheading{Return value}
1862
1863Returns {\tt TRUE} if the window was scrolled, {\tt FALSE} if it was already
1864on top/bottom and nothing was done.
1865
1866\wxheading{Remarks}
1867
1868This function is currently only implemented under MSW and wxTextCtrl under
1869wxGTK (it also works for wxScrolledWindow derived classes under all
1870platforms).
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1871
1872\wxheading{See also}
1873
1874\helpref{ScrollPages}{wxwindowscrollpages}
1875
1876\membersection{wxWindow::ScrollPages}\label{wxwindowscrollpages}
1877
9cd6d737 1878\func{virtual bool}{ScrollPages}{\param{int }{pages}}
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1879
1880Scrolls the window by the given number of pages down (if {\it pages} is
1881positive) or up.
1882
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1883\wxheading{Return value}
1884
1885Returns {\tt TRUE} if the window was scrolled, {\tt FALSE} if it was already
1886on top/bottom and nothing was done.
1887
1888\wxheading{Remarks}
1889
1890This function is currently only implemented under MSW and wxTextCtrl under
1891wxGTK (it also works for wxScrolledWindow derived classes under all
1892platforms).
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1893
1894\wxheading{See also}
1895
1896\helpref{ScrollLines}{wxwindowscrolllines}
06d20283 1897
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1898\membersection{wxWindow::ScrollWindow}\label{wxwindowscrollwindow}
1899
eaaa6a06 1900\func{virtual void}{ScrollWindow}{\param{int }{dx}, \param{int }{dy}, \param{const wxRect*}{ rect = NULL}}
a660d684 1901
6453876e 1902Physically scrolls the pixels in the window and move child windows accordingly.
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1903
1904\wxheading{Parameters}
1905
1906\docparam{dx}{Amount to scroll horizontally.}
1907
1908\docparam{dy}{Amount to scroll vertically.}
1909
1910\docparam{rect}{Rectangle to invalidate. If this is NULL, the whole window is invalidated. If you
1911pass a rectangle corresponding to the area of the window exposed by the scroll, your painting handler
f6bcfd97 1912can optimize painting by checking for the invalidated region. This parameter is ignored under GTK.}
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1913
1914\wxheading{Remarks}
1915
a660d684 1916Use this function to optimise your scrolling implementations, to minimise the area that must be
6453876e 1917redrawn. Note that it is rarely required to call this function from a user program.
a660d684 1918
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1919\membersection{wxWindow::SetAcceleratorTable}\label{wxwindowsetacceleratortable}
1920
1921\func{virtual void}{SetAcceleratorTable}{\param{const wxAcceleratorTable\&}{ accel}}
1922
1923Sets the accelerator table for this window. See \helpref{wxAcceleratorTable}{wxacceleratortable}.
1924
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1925\membersection{wxWindow::SetAutoLayout}\label{wxwindowsetautolayout}
1926
8a293590 1927\func{void}{SetAutoLayout}{\param{bool}{ autoLayout}}
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1928
1929Determines whether the \helpref{wxWindow::Layout}{wxwindowlayout} function will
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1930be called automatically when the window is resized. Use in connection with
1931\helpref{wxWindow::SetSizer}{wxwindowsetsizer} and
1932\helpref{wxWindow::SetConstraints}{wxwindowsetconstraints} for laying out
1933subwindows.
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1934
1935\wxheading{Parameters}
1936
bc5879ef 1937\docparam{autoLayout}{Set this to {\tt TRUE} if you wish the Layout function to be called
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1938from within wxWindow::OnSize functions.}
1939
1940\wxheading{See also}
1941
1942\helpref{wxWindow::SetConstraints}{wxwindowsetconstraints}
1943
1944\membersection{wxWindow::SetBackgroundColour}\label{wxwindowsetbackgroundcolour}
1945
1946\func{virtual void}{SetBackgroundColour}{\param{const wxColour\& }{colour}}
1947
1948Sets the background colour of the window.
1949
1950\wxheading{Parameters}
1951
1952\docparam{colour}{The colour to be used as the background colour.}
1953
1954\wxheading{Remarks}
1955
1956The background colour is usually painted by the default\rtfsp
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1957\helpref{wxWindow::OnEraseBackground}{wxwindowonerasebackground} event handler function
1958under Windows and automatically under GTK.
a660d684 1959
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1960Note that setting the background colour does not cause an immediate refresh, so you
1961may wish to call \helpref{wxWindow::Clear}{wxwindowclear} or \helpref{wxWindow::Refresh}{wxwindowrefresh} after
1962calling this function.
1963
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1964Use this function with care under GTK as the new appearance of the window might
1965not look equally well when used with "Themes", i.e GTK's ability to change its
1966look as the user wishes with run-time loadable modules.
6453876e 1967
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1968\wxheading{See also}
1969
1970\helpref{wxWindow::GetBackgroundColour}{wxwindowgetbackgroundcolour},\rtfsp
1971\helpref{wxWindow::SetForegroundColour}{wxwindowsetforegroundcolour},\rtfsp
1972\helpref{wxWindow::GetForegroundColour}{wxwindowgetforegroundcolour},\rtfsp
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1973\helpref{wxWindow::Clear}{wxwindowclear},\rtfsp
1974\helpref{wxWindow::Refresh}{wxwindowrefresh},\rtfsp
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1975\helpref{wxWindow::OnEraseBackground}{wxwindowonerasebackground}
1976
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1977\membersection{wxWindow::SetCaret}\label{wxwindowsetcaret}
1978
1979\constfunc{void}{SetCaret}{\param{wxCaret *}{caret}}
1980
1981Sets the \helpref{caret}{wxcaret} associated with the window.
1982
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1983\membersection{wxWindow::SetClientSize}\label{wxwindowsetclientsize}
1984
1985\func{virtual void}{SetClientSize}{\param{int}{ width}, \param{int}{ height}}
1986
1987\func{virtual void}{SetClientSize}{\param{const wxSize\&}{ size}}
1988
1989This sets the size of the window client area in pixels. Using this function to size a window
1990tends to be more device-independent than \helpref{wxWindow::SetSize}{wxwindowsetsize}, since the application need not
1991worry about what dimensions the border or title bar have when trying to fit the window
1992around panel items, for example.
1993
1994\wxheading{Parameters}
1995
1996\docparam{width}{The required client area width.}
1997
1998\docparam{height}{The required client area height.}
1999
2000\docparam{size}{The required client size.}
2001
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2002\pythonnote{In place of a single overloaded method name, wxPython
2003implements the following methods:\par
2004\indented{2cm}{\begin{twocollist}
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2005\twocolitem{{\bf SetClientSize(size)}}{Accepts a wxSize}
2006\twocolitem{{\bf SetClientSizeWH(width, height)}}{}
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2007\end{twocollist}}
2008}
2009
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2010\membersection{wxWindow::SetCursor}\label{wxwindowsetcursor}
2011
2012\func{virtual void}{SetCursor}{\param{const wxCursor\&}{cursor}}
2013
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2014% VZ: the docs are correct, if the code doesn't behave like this, it must be
2015% changed
2016Sets the window's cursor. Notice that the window cursor also sets it for the
2017children of the window implicitly.
2018
2019The {\it cursor} may be {\tt wxNullCursor} in which case the window cursor will
2020be reset back to default.
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2021
2022\wxheading{Parameters}
2023
2024\docparam{cursor}{Specifies the cursor that the window should normally display.}
2025
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2026\wxheading{See also}
2027
2028\helpref{::wxSetCursor}{wxsetcursor}, \helpref{wxCursor}{wxcursor}
2029
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2030\membersection{wxWindow::SetConstraints}\label{wxwindowsetconstraints}
2031
2032\func{void}{SetConstraints}{\param{wxLayoutConstraints* }{constraints}}
2033
2034Sets the window to have the given layout constraints. The window
2035will then own the object, and will take care of its deletion.
2036If an existing layout constraints object is already owned by the
2037window, it will be deleted.
2038
2039\wxheading{Parameters}
2040
2041\docparam{constraints}{The constraints to set. Pass NULL to disassociate and delete the window's
2042constraints.}
2043
2044\wxheading{Remarks}
2045
2046You must call \helpref{wxWindow::SetAutoLayout}{wxwindowsetautolayout} to tell a window to use
2cdac558 2047the constraints automatically in OnSize; otherwise, you must override OnSize and call Layout()
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2048explicitly. When setting both a wxLayoutConstraints and a \helpref{wxSizer}{wxsizer}, only the
2049sizer will have effect.
a660d684 2050
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2051\membersection{wxWindow::SetDropTarget}\label{wxwindowsetdroptarget}
2052
2053\func{void}{SetDropTarget}{\param{wxDropTarget*}{ target}}
2054
2055Associates a drop target with this window.
2056
2057If the window already has a drop target, it is deleted.
2058
2059\wxheading{See also}
2060
c9f00eeb 2061\helpref{wxWindow::GetDropTarget}{wxwindowgetdroptarget},
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2062\helpref{Drag and drop overview}{wxdndoverview}
2063
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2064\membersection{wxWindow::SetEventHandler}\label{wxwindowseteventhandler}
2065
2066\func{void}{SetEventHandler}{\param{wxEvtHandler* }{handler}}
2067
2068Sets the event handler for this window.
2069
2070\wxheading{Parameters}
2071
2072\docparam{handler}{Specifies the handler to be set.}
2073
2074\wxheading{Remarks}
2075
2076An event handler is an object that is capable of processing the events
2077sent to a window. By default, the window is its own event handler, but
2078an application may wish to substitute another, for example to allow
2079central implementation of event-handling for a variety of different
2080window classes.
2081
2082It is usually better to use \helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler} since
2083this sets up a chain of event handlers, where an event not handled by one event handler is
2084handed to the next one in the chain.
2085
2086\wxheading{See also}
2087
2088\helpref{wxWindow::GetEventHandler}{wxwindowgeteventhandler},\rtfsp
2089\helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler},\rtfsp
2090\helpref{wxWindow::PopEventHandler}{wxwindowpusheventhandler},\rtfsp
2091\helpref{wxEvtHandler::ProcessEvent}{wxevthandlerprocessevent},\rtfsp
2092\helpref{wxEvtHandler}{wxevthandler}
2093
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2094\membersection{wxWindow::SetExtraStyle}\label{wxwindowsetextrastyle}
2095
2096\func{void}{SetExtraStyle}{\param{long }{exStyle}}
2097
2098Sets the extra style bits for the window. The currently defined extra style
2099bits are:
2100
2101\twocolwidtha{5cm}%
2102\begin{twocollist}\itemsep=0pt
2103\twocolitem{\windowstyle{wxWS\_EX\_VALIDATE\_RECURSIVELY}}{TransferDataTo/FromWindow()
2104and Validate() methods will recursively descend into all children of the
2105window if it has this style flag set.}
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2106\twocolitem{\windowstyle{wxWS\_EX\_BLOCK\_EVENTS}}{Normally, the command
2107events are propagared upwards to the window parent recursively until a handler
2108for them is found. Using this style allows to prevent them from being
2109propagated beyond this window. Notice that wxDialog has this style on by
2110default for the reasons explained in the
2111\helpref{event processing overview}{eventprocessing}.}
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2112\twocolitem{\windowstyle{wxWS\_EX\_TRANSIENT}}{This can be used to prevent a
2113window from being used as an implicit parent for the dialogs which were
2114created without a parent. It is useful for the windows which can disappear at
2115any moment as creating childs of such windows results in fatal problems.}
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2116\twocolitem{\windowstyle{wxFRAME\_EX\_CONTEXTHELP}}{Under Windows, puts a query button on the
2117caption. When pressed, Windows will go into a context-sensitive help mode and wxWindows will send
2118a wxEVT\_HELP event if the user clicked on an application window.
2119This style cannot be used together with wxMAXIMIZE\_BOX or wxMINIMIZE\_BOX, so
2120you should use the style of
2121{\tt wxDEFAULT\_FRAME\_STYLE & ~(wxMINIMIZE\_BOX | wxMAXIMIZE\_BOX)} for the
2122frames having this style (the dialogs don't have minimize nor maximize box by
2123default)}
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2124\end{twocollist}
2125
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2126\membersection{wxWindow::SetFocus}\label{wxwindowsetfocus}
2127
2128\func{virtual void}{SetFocus}{\void}
2129
2130This sets the window to receive keyboard input.
2131
2132\membersection{wxWindow::SetFont}\label{wxwindowsetfont}
2133
2134\func{void}{SetFont}{\param{const wxFont\& }{font}}
2135
2136Sets the font for this window.
2137
2138\wxheading{Parameters}
2139
2140\docparam{font}{Font to associate with this window.}
2141
2142\wxheading{See also}
2143
2144\helpref{wxWindow::GetFont}{wxwindowgetfont}
2145
2146\membersection{wxWindow::SetForegroundColour}\label{wxwindowsetforegroundcolour}
2147
2148\func{virtual void}{SetForegroundColour}{\param{const wxColour\& }{colour}}
2149
2150Sets the foreground colour of the window.
2151
2152\wxheading{Parameters}
2153
2154\docparam{colour}{The colour to be used as the foreground colour.}
2155
2156\wxheading{Remarks}
2157
2158The interpretation of foreground colour is open to interpretation according
2159to the window class; it may be the text colour or other colour, or it may not
2160be used at all.
2161
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2162Note that when using this functions under GTK, you will disable the so called "themes",
2163i.e. the user chosen apperance of windows and controls, including the themes of
2164their parent windows.
2165
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2166\wxheading{See also}
2167
2168\helpref{wxWindow::GetForegroundColour}{wxwindowgetforegroundcolour},\rtfsp
2169\helpref{wxWindow::SetBackgroundColour}{wxwindowsetbackgroundcolour},\rtfsp
2170\helpref{wxWindow::GetBackgroundColour}{wxwindowgetbackgroundcolour}
2171
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2172\membersection{wxWindow::SetHelpText}\label{wxwindowsethelptext}
2173
2174\func{virtual void}{SetHelpText}{\param{const wxString\& }{helpText}}
2175
2176Sets the help text to be used as context-sensitive help for this window.
2177
2178Note that the text is actually stored by the current \helpref{wxHelpProvider}{wxhelpprovider} implementation,
2179and not in the window object itself.
2180
2181\wxheading{See also}
2182
2183\helpref{GetHelpText}{wxwindowgethelptext}, \helpref{wxHelpProvider}{wxhelpprovider}
2184
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2185\membersection{wxWindow::SetId}\label{wxwindowsetid}
2186
2187\func{void}{SetId}{\param{int}{ id}}
2188
2189Sets the identifier of the window.
2190
2191\wxheading{Remarks}
2192
2193Each window has an integer identifier. If the application has not provided one,
2194an identifier will be generated. Normally, the identifier should be provided
2195on creation and should not be modified subsequently.
2196
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2197\wxheading{See also}
2198
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2199\helpref{wxWindow::GetId}{wxwindowgetid},\rtfsp
2200\helpref{Window identifiers}{windowids}
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2201
2202\membersection{wxWindow::SetName}\label{wxwindowsetname}
2203
2204\func{virtual void}{SetName}{\param{const wxString\& }{name}}
2205
2206Sets the window's name.
2207
2208\wxheading{Parameters}
2209
2210\docparam{name}{A name to set for the window.}
2211
2212\wxheading{See also}
2213
2214\helpref{wxWindow::GetName}{wxwindowgetname}
2215
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2216\membersection{wxWindow::SetPalette}\label{wxwindowsetpalette}
2217
2218\func{virtual void}{SetPalette}{\param{wxPalette* }{palette}}
2219
2220Obsolete - use \helpref{wxDC::SetPalette}{wxdcsetpalette} instead.
2221
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2222\membersection{wxWindow::SetScrollbar}\label{wxwindowsetscrollbar}
2223
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2224\func{virtual void}{SetScrollbar}{\param{int }{orientation}, \param{int }{position},\rtfsp
2225\param{int }{thumbSize}, \param{int }{range},\rtfsp
bc5879ef 2226\param{bool }{refresh = {\tt TRUE}}}
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2227
2228Sets the scrollbar properties of a built-in scrollbar.
2229
2230\wxheading{Parameters}
2231
2232\docparam{orientation}{Determines the scrollbar whose page size is to be set. May be wxHORIZONTAL or wxVERTICAL.}
2233
2234\docparam{position}{The position of the scrollbar in scroll units.}
2235
2236\docparam{thumbSize}{The size of the thumb, or visible portion of the scrollbar, in scroll units.}
2237
2238\docparam{range}{The maximum position of the scrollbar.}
2239
bc5879ef 2240\docparam{refresh}{{\tt TRUE} to redraw the scrollbar, {\tt FALSE} otherwise.}
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2241
2242\wxheading{Remarks}
2243
2244Let's say you wish to display 50 lines of text, using the same font.
2245The window is sized so that you can only see 16 lines at a time.
2246
2247You would use:
2248
2249{\small%
2250\begin{verbatim}
2251 SetScrollbar(wxVERTICAL, 0, 16, 50);
2252\end{verbatim}
2253}
2254
2255Note that with the window at this size, the thumb position can never go
2256above 50 minus 16, or 34.
2257
2258You can determine how many lines are currently visible by dividing the current view
2259size by the character height in pixels.
2260
2261When defining your own scrollbar behaviour, you will always need to recalculate
2262the scrollbar settings when the window size changes. You could therefore put your
2263scrollbar calculations and SetScrollbar
2264call into a function named AdjustScrollbars, which can be called initially and also
2265from your \helpref{wxWindow::OnSize}{wxwindowonsize} event handler function.
2266
2267\wxheading{See also}
2268
2269\helpref{Scrolling overview}{scrollingoverview},\rtfsp
2270\helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow}
2271
2272\begin{comment}
2273\membersection{wxWindow::SetScrollPage}\label{wxwindowsetscrollpage}
2274
bc5879ef 2275\func{virtual void}{SetScrollPage}{\param{int }{orientation}, \param{int }{pageSize}, \param{bool }{refresh = {\tt TRUE}}}
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2276
2277Sets the page size of one of the built-in scrollbars.
2278
2279\wxheading{Parameters}
2280
2281\docparam{orientation}{Determines the scrollbar whose page size is to be set. May be wxHORIZONTAL or wxVERTICAL.}
2282
2283\docparam{pageSize}{Page size in scroll units.}
2284
bc5879ef 2285\docparam{refresh}{{\tt TRUE} to redraw the scrollbar, {\tt FALSE} otherwise.}
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2286
2287\wxheading{Remarks}
2288
2289The page size of a scrollbar is the number of scroll units that the scroll thumb travels when you
2290click on the area above/left of or below/right of the thumb. Normally you will want a whole visible
2291page to be scrolled, i.e. the size of the current view (perhaps the window client size). This
2292value has to be adjusted when the window is resized, since the page size will have changed.
2293
2294In addition to specifying how far the scroll thumb travels when paging, in Motif and some versions of Windows
2295the thumb changes size to reflect the page size relative to the length of the document. When the
2296document size is only slightly bigger than the current view (window) size, almost all of the scrollbar
2297will be taken up by the thumb. When the two values become the same, the scrollbar will (on some systems)
2298disappear.
2299
2300Currently, this function should be called before SetPageRange, because of a quirk in the Windows
2301handling of pages and ranges.
2302
2303\wxheading{See also}
2304
2305\helpref{wxWindow::SetScrollPos}{wxwindowsetscrollpos},\rtfsp
a660d684 2306\helpref{wxWindow::GetScrollPos}{wxwindowsetscrollpos},\rtfsp
f7bd2698 2307\helpref{wxWindow::GetScrollPage}{wxwindowsetscrollpage},\rtfsp
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2308\helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow}
2309\end{comment}
2310
2311\membersection{wxWindow::SetScrollPos}\label{wxwindowsetscrollpos}
2312
bc5879ef 2313\func{virtual void}{SetScrollPos}{\param{int }{orientation}, \param{int }{pos}, \param{bool }{refresh = {\tt TRUE}}}
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2314
2315Sets the position of one of the built-in scrollbars.
2316
2317\wxheading{Parameters}
2318
2319\docparam{orientation}{Determines the scrollbar whose position is to be set. May be wxHORIZONTAL or wxVERTICAL.}
2320
2321\docparam{pos}{Position in scroll units.}
2322
bc5879ef 2323\docparam{refresh}{{\tt TRUE} to redraw the scrollbar, {\tt FALSE} otherwise.}
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2324
2325\wxheading{Remarks}
2326
2327This function does not directly affect the contents of the window: it is up to the
2328application to take note of scrollbar attributes and redraw contents accordingly.
2329
2330\wxheading{See also}
2331
2332\helpref{wxWindow::SetScrollbar}{wxwindowsetscrollbar},\rtfsp
2333\helpref{wxWindow::GetScrollPos}{wxwindowsetscrollpos},\rtfsp
f7bd2698 2334\helpref{wxWindow::GetScrollThumb}{wxwindowgetscrollthumb},\rtfsp
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2335\helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow}
2336
2337\begin{comment}
2338\membersection{wxWindow::SetScrollRange}\label{wxwindowsetscrollrange}
2339
bc5879ef 2340\func{virtual void}{SetScrollRange}{\param{int }{orientation}, \param{int }{range}, \param{bool }{refresh = {\tt TRUE}}}
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2341
2342Sets the range of one of the built-in scrollbars.
2343
2344\wxheading{Parameters}
2345
2346\docparam{orientation}{Determines the scrollbar whose range is to be set. May be wxHORIZONTAL or wxVERTICAL.}
2347
2348\docparam{range}{Scroll range.}
2349
bc5879ef 2350\docparam{refresh}{{\tt TRUE} to redraw the scrollbar, {\tt FALSE} otherwise.}
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2351
2352\wxheading{Remarks}
2353
2354The range of a scrollbar is the number of steps that the thumb may travel, rather than the total
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2355object length of the scrollbar. If you are implementing a scrolling window, for example, you
2356would adjust the scroll range when the window is resized, by subtracting the window view size from the
2357total virtual window size. When the two sizes are the same (all the window is visible), the range goes to zero
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2358and usually the scrollbar will be automatically hidden.
2359
2360\wxheading{See also}
2361
2362\helpref{wxWindow::SetScrollPos}{wxwindowsetscrollpos},\rtfsp
2363\helpref{wxWindow::SetScrollPage}{wxwindowsetscrollpage},\rtfsp
2364\helpref{wxWindow::GetScrollPos}{wxwindowsetscrollpos},\rtfsp
f7bd2698 2365\helpref{wxWindow::GetScrollPage}{wxwindowsetscrollpage},\rtfsp
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2366\helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow}
2367\end{comment}
2368
2369\membersection{wxWindow::SetSize}\label{wxwindowsetsize}
2370
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2371\func{virtual void}{SetSize}{\param{int}{ x}, \param{int}{ y}, \param{int}{ width}, \param{int}{ height},
2372 \param{int}{ sizeFlags = wxSIZE\_AUTO}}
a660d684 2373
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2374\func{virtual void}{SetSize}{\param{const wxRect\&}{ rect}}
2375
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2376Sets the size and position of the window in pixels.
2377
eaaa6a06 2378\func{virtual void}{SetSize}{\param{int}{ width}, \param{int}{ height}}
a660d684 2379
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2380\func{virtual void}{SetSize}{\param{const wxSize\&}{ size}}
2381
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2382Sets the size of the window in pixels.
2383
2384\wxheading{Parameters}
2385
2386\docparam{x}{Required x position in pixels, or -1 to indicate that the existing
2387value should be used.}
2388
2389\docparam{y}{Required y position in pixels, or -1 to indicate that the existing
2390value should be used.}
2391
2392\docparam{width}{Required width in pixels, or -1 to indicate that the existing
2393value should be used.}
2394
2395\docparam{height}{Required height position in pixels, or -1 to indicate that the existing
2396value should be used.}
2397
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2398\docparam{size}{\helpref{wxSize}{wxsize} object for setting the size.}
2399
2400\docparam{rect}{\helpref{wxRect}{wxrect} object for setting the position and size.}
2401
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2402\docparam{sizeFlags}{Indicates the interpretation of other parameters. It is a bit list of the following:
2403
2404{\bf wxSIZE\_AUTO\_WIDTH}: a -1 width value is taken to indicate
2405a wxWindows-supplied default width.\\
2406{\bf wxSIZE\_AUTO\_HEIGHT}: a -1 height value is taken to indicate
2407a wxWindows-supplied default width.\\
2408{\bf wxSIZE\_AUTO}: -1 size values are taken to indicate
2409a wxWindows-supplied default size.\\
2410{\bf wxSIZE\_USE\_EXISTING}: existing dimensions should be used
2411if -1 values are supplied.\\
2412{\bf wxSIZE\_ALLOW\_MINUS\_ONE}: allow dimensions of -1 and less to be interpreted
2413as real dimensions, not default values.
2414}
2415
2416\wxheading{Remarks}
2417
2418The second form is a convenience for calling the first form with default
2419x and y parameters, and must be used with non-default width and height values.
2420
2421The first form sets the position and optionally size, of the window.
2422Parameters may be -1 to indicate either that a default should be supplied
2423by wxWindows, or that the current value of the dimension should be used.
2424
2425\wxheading{See also}
2426
2427\helpref{wxWindow::Move}{wxwindowmove}
2428
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2429\pythonnote{In place of a single overloaded method name, wxPython
2430implements the following methods:\par
2431\indented{2cm}{\begin{twocollist}
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2432\twocolitem{{\bf SetDimensions(x, y, width, height, sizeFlags=wxSIZE\_AUTO)}}{}
2433\twocolitem{{\bf SetSize(size)}}{}
2434\twocolitem{{\bf SetPosition(point)}}{}
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2435\end{twocollist}}
2436}
2437
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2438\membersection{wxWindow::SetSizeHints}\label{wxwindowsetsizehints}
2439
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2440\func{virtual void}{SetSizeHints}{\param{int}{ minW=-1}, \param{int}{ minH=-1}, \param{int}{ maxW=-1}, \param{int}{ maxH=-1},
2441 \param{int}{ incW=-1}, \param{int}{ incH=-1}}
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2442
2443Allows specification of minimum and maximum window sizes, and window size increments.
2444If a pair of values is not set (or set to -1), the default values will be used.
2445
2446\wxheading{Parameters}
2447
2448\docparam{minW}{Specifies the minimum width allowable.}
2449
2450\docparam{minH}{Specifies the minimum height allowable.}
2451
2452\docparam{maxW}{Specifies the maximum width allowable.}
2453
2454\docparam{maxH}{Specifies the maximum height allowable.}
2455
2456\docparam{incW}{Specifies the increment for sizing the width (Motif/Xt only).}
2457
2458\docparam{incH}{Specifies the increment for sizing the height (Motif/Xt only).}
2459
2460\wxheading{Remarks}
2461
2462If this function is called, the user will not be able to size the window outside the
2463given bounds.
2464
2465The resizing increments are only significant under Motif or Xt.
2466
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2467\membersection{wxWindow::SetSizer}\label{wxwindowsetsizer}
2468
2469\func{void}{SetSizer}{\param{wxSizer* }{sizer}}
2470
2471Sets the window to have the given layout sizer. The window
2472will then own the object, and will take care of its deletion.
2473If an existing layout constraints object is already owned by the
2474window, it will be deleted.
2475
2476\wxheading{Parameters}
2477
2478\docparam{sizer}{The sizer to set. Pass NULL to disassociate and delete the window's
2479sizer.}
2480
2481\wxheading{Remarks}
2482
2483You must call \helpref{wxWindow::SetAutoLayout}{wxwindowsetautolayout} to tell a window to use
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2484the sizer automatically in OnSize; otherwise, you must override OnSize and call Layout()
2485explicitly. When setting both a wxSizer and a \helpref{wxLayoutConstraints}{wxlayoutconstraints},
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2486only the sizer will have effect.
2487
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2488\membersection{wxWindow::SetTitle}\label{wxwindowsettitle}
2489
2490\func{virtual void}{SetTitle}{\param{const wxString\& }{title}}
2491
2492Sets the window's title. Applicable only to frames and dialogs.
2493
2494\wxheading{Parameters}
2495
2496\docparam{title}{The window's title.}
2497
2498\wxheading{See also}
2499
2500\helpref{wxWindow::GetTitle}{wxwindowgettitle}
2501
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2502\membersection{wxWindow::SetValidator}\label{wxwindowsetvalidator}
2503
2504\func{virtual void}{SetValidator}{\param{const wxValidator\&}{ validator}}
2505
2506Deletes the current validator (if any) and sets the window validator, having called wxValidator::Clone to
2507create a new validator of this type.
2508
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2509\membersection{wxWindow::SetToolTip}\label{wxwindowsettooltip}
2510
2511\func{void}{SetToolTip}{\param{const wxString\& }{tip}}
2512
2513\func{void}{SetToolTip}{\param{wxToolTip* }{tip}}
2514
c9f00eeb 2515Attach a tooltip to the window.
f6bcfd97 2516
c9f00eeb 2517See also: \helpref{GetToolTip}{wxwindowgettooltip},
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2518 \helpref{wxToolTip}{wxtooltip}
2519
2520
2521\membersection{wxWindow::GetToolTip}\label{wxwindowgettooltip}
2522
2523\constfunc{wxToolTip*}{GetToolTip}{\void}
2524
2525Get the associated tooltip or NULL if none.
2526
2527
2528
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2529\membersection{wxWindow::SetWindowStyle}\label{wxwindowsetwindowstyle}
2530
2531\func{void}{SetWindowStyle}{\param{long}{ style}}
2532
2533Identical to \helpref{SetWindowStyleFlag}{wxwindowsetwindowstyleflag}.
2534
2535\membersection{wxWindow::SetWindowStyleFlag}\label{wxwindowsetwindowstyleflag}
2536
2537\func{virtual void}{SetWindowStyleFlag}{\param{long}{ style}}
2538
2539Sets the style of the window. Please note that some styles cannot be changed
2540after the window creation and that \helpref{Refresh()}{wxwindowrefresh} might
2541be called after changing the others for the change to take place immediately.
2542
b2cf617c 2543See \helpref{Window styles}{windowstyles} for more information about flags.
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2544
2545\wxheading{See also}
2546
2547\helpref{GetWindowStyleFlag}{wxwindowgetwindowstyleflag}
2548
aeab10d0 2549\membersection{wxWindow::Show}\label{wxwindowshow}
a660d684 2550
bc5879ef 2551\func{virtual bool}{Show}{\param{bool}{ show = {\tt TRUE}}}
a660d684 2552
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2553Shows or hides the window. You may need to call \helpref{Raise}{wxwindowraise}
2554for a top level window if you want to bring it to top, although this is not
2555needed if Show() is called immediately after the frame creation.
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2556
2557\wxheading{Parameters}
2558
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2559\docparam{show}{If {\tt TRUE} displays the window. Otherwise, hides it.}
2560
2561\wxheading{Return value}
2562
2563{\tt TRUE} if the window has been shown or hidden or {\tt FALSE} if nothing was
2564done because it already was in the requested state.
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2565
2566\wxheading{See also}
2567
2568\helpref{wxWindow::IsShown}{wxwindowisshown}
2569
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2570\membersection{wxWindow::Thaw}\label{wxwindowthaw}
2571
2572\func{virtual void}{Thaw}{\void}
2573
2574Reenables window updating after a previous call to
2575\helpref{Freeze}{wxwindowfreeze}.
2576
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2577\membersection{wxWindow::TransferDataFromWindow}\label{wxwindowtransferdatafromwindow}
2578
2579\func{virtual bool}{TransferDataFromWindow}{\void}
2580
2581Transfers values from child controls to data areas specified by their validators. Returns
bc5879ef 2582{\tt FALSE} if a transfer failed.
a660d684 2583
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2584If the window has {\tt wxWS\_EX\_VALIDATE\_RECURSIVELY} extra style flag set,
2585the method will also call TransferDataFromWindow() of all child windows.
2586
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2587\wxheading{See also}
2588
2589\helpref{wxWindow::TransferDataToWindow}{wxwindowtransferdatatowindow},\rtfsp
2590\helpref{wxValidator}{wxvalidator}, \helpref{wxWindow::Validate}{wxwindowvalidate}
2591
2592\membersection{wxWindow::TransferDataToWindow}\label{wxwindowtransferdatatowindow}
2593
2594\func{virtual bool}{TransferDataToWindow}{\void}
2595
2596Transfers values to child controls from data areas specified by their validators.
2597
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2598If the window has {\tt wxWS\_EX\_VALIDATE\_RECURSIVELY} extra style flag set,
2599the method will also call TransferDataToWindow() of all child windows.
2600
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2601\wxheading{Return value}
2602
bc5879ef 2603Returns {\tt FALSE} if a transfer failed.
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2604
2605\wxheading{See also}
2606
2607\helpref{wxWindow::TransferDataFromWindow}{wxwindowtransferdatafromwindow},\rtfsp
2608\helpref{wxValidator}{wxvalidator}, \helpref{wxWindow::Validate}{wxwindowvalidate}
2609
2610\membersection{wxWindow::Validate}\label{wxwindowvalidate}
2611
2612\func{virtual bool}{Validate}{\void}
2613
2614Validates the current values of the child controls using their validators.
2615
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2616If the window has {\tt wxWS\_EX\_VALIDATE\_RECURSIVELY} extra style flag set,
2617the method will also call Validate() of all child windows.
2618
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2619\wxheading{Return value}
2620
bc5879ef 2621Returns {\tt FALSE} if any of the validations failed.
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2622
2623\wxheading{See also}
2624
2625\helpref{wxWindow::TransferDataFromWindow}{wxwindowtransferdatafromwindow},\rtfsp
2626\helpref{wxWindow::TransferDataFromWindow}{wxwindowtransferdatafromwindow},\rtfsp
2627\helpref{wxValidator}{wxvalidator}
2628
2629\membersection{wxWindow::WarpPointer}\label{wxwindowwarppointer}
2630
2631\func{void}{WarpPointer}{\param{int}{ x}, \param{int}{ y}}
2632
2633Moves the pointer to the given position on the window.
2634
2635\wxheading{Parameters}
2636
2637\docparam{x}{The new x position for the cursor.}
2638
2639\docparam{y}{The new y position for the cursor.}
2640