%% Purpose: wxWindow documentation
%% Author: wxWidgets Team
%% Modified by:
-%% Created:
+%% Created:
%% RCS-ID: $Id$
%% Copyright: (c) wxWidgets Team
%% License: wxWindows license
\twocolitem{\windowstyle{wxALWAYS\_SHOW\_SB}}{If a window has scrollbars,
disable them instead of hiding them when they are not needed (i.e. when the
size of the window is big enough to not require the scrollbars to navigate it).
-This style is currently only implemented for wxMSW and wxUniversal and does
+This style is currently implemented for wxMSW, wxGTK and wxUniversal and does
nothing on the other platforms.}
\twocolitem{\windowstyle{wxCLIP\_CHILDREN}}{Use this style to eliminate flicker caused by the background being
repainted, then children being painted over them. Windows only.}
\docparam{parent}{Pointer to a parent window.}
-\docparam{id}{Window identifier. If -1, will automatically create an identifier.}
+\docparam{id}{Window identifier. If wxID\_ANY, will automatically create an identifier.}
-\docparam{pos}{Window position. wxDefaultPosition is (-1, -1) which indicates that wxWidgets
+\docparam{pos}{Window position. wxDefaultPosition indicates that wxWidgets
should generate a default position for the window. If using the wxWindow class directly, supply
an actual position.}
-\docparam{size}{Window size. wxDefaultSize is (-1, -1) which indicates that wxWidgets
+\docparam{size}{Window size. wxDefaultSize indicates that wxWidgets
should generate a default size for the window. If no suitable size can be found, the
window will be sized to 20x20 pixels so that the window is visible but obviously not
correctly sized. }
and when the mouse is released the capture returns to the window which had had
captured it previously and it is only really released if there were no previous
window. In particular, this means that you must release the mouse as many times
-as you capture it.
+as you capture it, unless the window receives
+the \helpref{wxMouseCaptureLostEvent}{wxmousecapturelostevent} event.
+
+Any application which captures the mouse in the beginning of some operation
+{\em must} handle \helpref{wxMouseCaptureLostEvent}{wxmousecapturelostevent}
+and cancel this operation when it receives the event. The event handler must
+not recapture mouse.
\wxheading{See also}
\helpref{wxWindow::ReleaseMouse}{wxwindowreleasemouse}
+\helpref{wxMouseCaptureLostEvent}{wxmousecapturelostevent}
\membersection{wxWindow::Center}\label{wxwindowcenter}
classes) as the others are not supposed to have any special OnClose() logic.
The close handler should check whether the window is being deleted forcibly,
-using \helpref{wxCloseEvent::GetForce}{wxcloseeventgetforce}, in which case it
+using \helpref{wxCloseEvent::CanVeto}{wxcloseeventcanveto}, in which case it
should destroy the window using \helpref{wxWindow::Destroy}{wxwindowdestroy}.
{\it Note} that calling Close does not guarantee that the window will be
controls so it is mostly just a hint to wxWidgets and not a mandatory
directive.
+\wxheading{See also}
+
+\helpref{wxWindowUpdateLocker}{wxwindowupdatelocker}
+
\membersection{wxWindow::GetAcceleratorTable}\label{wxwindowgetacceleratortable}
\helpref{wxWindow::HasCapture}{wxwindowhascapture},
\helpref{wxWindow::CaptureMouse}{wxwindowcapturemouse},
\helpref{wxWindow::ReleaseMouse}{wxwindowreleasemouse},
+\helpref{wxMouseCaptureLostEvent}{wxmousecapturelostevent}
\helpref{wxMouseCaptureChangedEvent}{wxmousecapturechangedevent}
\membersection{wxWindow::GetChildren}\label{wxwindowgetchildren}
-\func{wxList\&}{GetChildren}{\void}
+\func{wxWindowList\&}{GetChildren}{\void}
-Returns a reference to the list of the window's children.
+\constfunc{const wxWindowList\&}{GetChildren}{\void}
+
+Returns a reference to the list of the window's children. \texttt{wxWindowList}
+is a type-safe \helpref{wxList}{wxlist}-like class whose elements are of type
+\texttt{wxWindow *}.
\membersection{wxWindow::GetClassDefaultAttributes}\label{wxwindowgetclassdefaultattributes}
\perlnote{This method will return an integer in wxPerl.}
+\membersection{wxWindow::GetHelpTextAtPoint}\label{wxwindowgethelptextatpoint}
+
+\constfunc{virtual wxString}{GetHelpTextAtPoint}{\param{const wxPoint &}{point}, \param{wxHelpEvent::Origin }{origin}}
+
+Gets the help text to be used as context-sensitive help for this window. This
+method should be overridden if the help message depends on the position inside
+the window, otherwise \helpref{GetHelpText}{wxwindowgethelptext} can be used.
+
+\wxheading{Parameters}
+
+\docparam{point}{Coordinates of the mouse at the moment of help event emission.}
+
+\docparam{origin}{Help event origin, see also \helpref{wxHelpEvent::GetOrigin}{wxhelpeventgetorigin}.}
+
+\newsince{2.7.0}
+
+
\membersection{wxWindow::GetHelpText}\label{wxwindowgethelptext}
\constfunc{virtual wxString}{GetHelpText}{\void}
\wxheading{See also}
-\helpref{SetHelpText}{wxwindowsethelptext}, \helpref{wxHelpProvider}{wxhelpprovider}
+\helpref{SetHelpText}{wxwindowsethelptext}, \helpref{GetHelpTextAtPoint}{wxwindowgethelptextatpoint}, \helpref{wxHelpProvider}{wxhelpprovider}
\membersection{wxWindow::GetId}\label{wxwindowgetid}
\wxheading{Remarks}
Each window has an integer identifier. If the application has not provided one
-(or the default Id -1) an unique identifier with a negative value will be generated.
+(or the default wxID\_ANY) an unique identifier with a negative value will be generated.
\wxheading{See also}
\wxheading{Parameters}
-\docparam{x}{Receives the x position of the window.}
+\docparam{x}{Receives the x position of the window if non-\NULL.}
-\docparam{y}{Receives the y position of the window.}
+\docparam{y}{Receives the y position of the window if non-\NULL.}
\pythonnote{In place of a single overloaded method name, wxPython
implements the following methods:\par
}}
+\wxheading{See also}
+
+\helpref{GetScreenPosition}{wxwindowgetscreenposition}
+
+
\membersection{wxWindow::GetRect}\label{wxwindowgetrect}
\constfunc{virtual wxRect}{GetRect}{\void}
Returns the size and position of the window as a \helpref{wxRect}{wxrect} object.
+\wxheading{See also}
+
+\helpref{GetScreenRect}{wxwindowgetscreenrect}
+
+
+\membersection{wxWindow::GetScreenPosition}\label{wxwindowgetscreenposition}
+
+\constfunc{virtual void}{GetScreenPosition}{\param{int* }{x}, \param{int* }{y}}
+
+\constfunc{wxPoint}{GetScreenPosition}{\void}
+
+Returns the window position in screen coordinates, whether the window is a
+child window or a top level one.
+
+\wxheading{Parameters}
+
+\docparam{x}{Receives the x position of the window on the screen if non-\NULL.}
+
+\docparam{y}{Receives the y position of the window on the screen if non-\NULL.}
+
+\wxheading{See also}
+
+\helpref{GetPosition}{wxwindowgetposition}
+
+
+\membersection{wxWindow::GetScreenRect}\label{wxwindowgetscreenrect}
+
+\constfunc{virtual wxRect}{GetScreenRect}{\void}
+
+Returns the size and position of the window on the screen as a
+\helpref{wxRect}{wxrect} object.
+
+\wxheading{See also}
+
+\helpref{GetRect}{wxwindowgetrect}
+
\membersection{wxWindow::GetScrollPos}\label{wxwindowgetscrollpos}
{\tt ( x, y, descent, externalLeading )}.}
-\membersection{wxWindow::GetTitle}\label{wxwindowgettitle}
-
-\func{virtual wxString}{GetTitle}{\void}
-
-Gets the window's title. Applicable only to frames and dialogs.
-
-\wxheading{See also}
-
-\helpref{wxWindow::SetTitle}{wxwindowsettitle}
-
-
\membersection{wxWindow::GetToolTip}\label{wxwindowgettooltip}
\constfunc{wxToolTip*}{GetToolTip}{\void}
\helpref{wxWindow::CaptureMouse}{wxwindowcapturemouse},
\helpref{wxWindow::ReleaseMouse}{wxwindowreleasemouse},
+\helpref{wxMouseCaptureLostEvent}{wxmousecapturelostevent}
\helpref{wxMouseCaptureChangedEvent}{wxmousecapturechangedevent}
+\membersection{wxWindow::HasFlag}\label{wxwindowhasflag}
+
+\constfunc{bool}{HasFlag}{\param{int }{flag}}
+
+Returns \texttt{true} if the window has the given \arg{flag} bit set.
+
+
+\membersection{wxWindow::HasMultiplePages}\label{wxwindowhasmultiplepages}
+
+\constfunc{virtual bool}{HasMultiplePages}{\void}
+
+This method should be overridden to return \texttt{true} if this window has
+multiple pages. All standard class with multiple pages such as
+\helpref{wxNotebook}{wxnotebook}, \helpref{wxListbook}{wxlistbook} and
+\helpref{wxTreebook}{wxtreebook} already override it to return \texttt{true}
+and user-defined classes with similar behaviour should do it as well to allow
+the library to handle such windows appropriately.
+
+
\membersection{wxWindow::HasScrollbar}\label{wxwindowhasscrollbar}
\constfunc{virtual bool}{HasScrollbar}{\param{int }{orient}}
Resets the cached best size value so it will be recalculated the next time it is needed.
+\membersection{wxWindow::IsDoubleBuffered}\label{wxwindowisdoublebuffered}
+
+\constfunc{virtual bool}{IsDoubleBuffered}{\void}
+
+Returns \true if the window contents is double-buffered by the system, i.e. if
+any drawing done on the window is really done on a temporary backing surface
+and transferred to the screen all at once later.
+
+\wxheading{See also}
+
+\helpref{wxBufferedDC}{wxbuffereddc}
+
+
\membersection{wxWindow::IsEnabled}\label{wxwindowisenabled}
\constfunc{virtual bool}{IsEnabled}{\void}
\end{twocollist}}}
+\membersection{wxWindow::IsFrozen}\label{wxwindowisfrozen}
+
+\constfunc{virtual bool}{IsFrozen}{\void}
+
+Returns \true if the window is currently frozen by a call to
+\helpref{Freeze()}{wxwindowfreeze}.
+
+\wxheading{See also}
+
+\helpref{Thaw()}{wxwindowthaw}
+
+
\membersection{wxWindow::IsRetained}\label{wxwindowisretained}
\constfunc{virtual bool}{IsRetained}{\void}
Returns {\tt true} if the window is shown, {\tt false} if it has been hidden.
+\wxheading{See also}
+
+\helpref{wxWindow::IsShownOnScreen}{wxwindowisshownonscreen}
+
+
+\membersection{wxWindow::IsShownOnScreen}\label{wxwindowisshownonscreen}
+
+\constfunc{virtual bool}{IsShownOnScreen}{\void}
+
+Returns {\tt true} if the window is physically visible on the screen, i.e. it
+is shown and all its parents up to the toplevel window are shown as well.
+
+\wxheading{See also}
+
+\helpref{wxWindow::IsShown}{wxwindowisshown}
+
\membersection{wxWindow::IsTopLevel}\label{wxwindowistoplevel}
\func{void}{Lower}{\void}
-Lowers the window to the bottom of the window hierarchy.
+Lowers the window to the bottom of the window hierarchy (z-order).
\wxheading{See also}
as the call:
\begin{verbatim}
- SetSize(x, y, -1, -1, wxSIZE_USE_EXISTING);
+ SetSize(x, y, wxDefaultCoord, wxDefaultCoord, wxSIZE_USE_EXISTING);
\end{verbatim}
\wxheading{See also}
%%
%% \helpref{wxValidator}{wxvalidator}, \helpref{wxWindow::TransferDataToWindow}{wxwindowtransferdatatowindow}
%%
-%% \membersection{wxWindow::OnMenuCommand}\label{wxwindowonmenucommand}
-%%
-%% \func{void}{OnMenuCommand}{\param{wxCommandEvent\& }{event}}
-%%
-%% Called when a menu command is received from a menu bar.
-%%
-%% \wxheading{Parameters}
-%%
-%% \docparam{event}{The menu command event. For more information, see \helpref{wxCommandEvent}{wxcommandevent}.}
-%%
-%% \wxheading{Remarks}
-%%
-%% A function with this name doesn't actually exist; you can choose any member function to receive
-%% menu command events, using the EVT\_COMMAND macro for individual commands or EVT\_COMMAND\_RANGE for
-%% a range of commands.
-%%
-%% \wxheading{See also}
-%%
-%% \helpref{wxCommandEvent}{wxcommandevent},\rtfsp
-%% \helpref{wxWindow::OnMenuHighlight}{wxwindowonmenuhighlight},\rtfsp
-%% \helpref{Event handling overview}{eventhandlingoverview}
-%%
%% \membersection{wxWindow::OnMenuHighlight}\label{wxwindowonmenuhighlight}
%%
%% \func{void}{OnMenuHighlight}{\param{wxMenuEvent\& }{event}}
%% \wxheading{See also}
%%
%% \helpref{wxMenuEvent}{wxmenuevent},\rtfsp
-%% \helpref{wxWindow::OnMenuCommand}{wxwindowonmenucommand},\rtfsp
%% \helpref{Event handling overview}{eventhandlingoverview}
%%
%%
\func{void}{Raise}{\void}
-Raises the window to the top of the window hierarchy.
+Raises the window to the top of the window hierarchy (z-order).
-In current version of wxWidgets this works both for manage and child windows.
+In current version of wxWidgets this works both for managed and child windows.
\wxheading{See also}
Causes this window, and all of its children recursively (except under wxGTK1
where this is not implemented), to be repainted. Note that repainting doesn't
happen immediately but only during the next event loop iteration, if you need
-to update the window immediately you should use \helpref{Update}{wxwindowupdate}
+to update the window immediately you should use \helpref{Update}{wxwindowupdate}
instead.
\wxheading{Parameters}
\helpref{wxWindow::CaptureMouse}{wxwindowcapturemouse},
\helpref{wxWindow::HasCapture}{wxwindowhascapture},
\helpref{wxWindow::ReleaseMouse}{wxwindowreleasemouse},
+\helpref{wxMouseCaptureLostEvent}{wxmousecapturelostevent}
\helpref{wxMouseCaptureChangedEvent}{wxmousecapturechangedevent}
\wxheading{Parameters}
-\docparam{handler}{The event handler to remove, must be non {\tt NULL} and
+\docparam{handler}{The event handler to remove, must be non-{\tt NULL} and
must be present in this windows event handlers chain}
\wxheading{Return value}
Reparents the window, i.e the window will be removed from its
current parent window (e.g. a non-standard toolbar in a wxFrame)
-and then re-inserted into another. Available on Windows and GTK.
+and then re-inserted into another.
\wxheading{Parameters}
\wxheading{Remarks}
-This function is currently only implemented under MSW and wxTextCtrl under
-wxGTK (it also works for wxScrolledWindow derived classes under all
-platforms).
+This function is currently only implemented under MSW and wxGTK.
\wxheading{See also}
\wxheading{Remarks}
-Note that you can often use \helpref{wxScrolledWindow}{wxscrolledwindow}
+Note that you can often use \helpref{wxScrolledWindow}{wxscrolledwindow}
instead of using this function directly.
\func{void}{SetAutoLayout}{\param{bool}{ autoLayout}}
Determines whether the \helpref{wxWindow::Layout}{wxwindowlayout} function will
-be called automatically when the window is resized. It is called implicitly by
-\helpref{wxWindow::SetSizer}{wxwindowsetsizer} but if you use
+be called automatically when the window is resized. Please note that this only
+happens for the windows usually used to contain children, namely
+\helpref{wxPanel}{wxpanel} and \helpref{wxTopLevelWindow}{wxtoplevelwindow}
+(and the classes deriving from them).
+
+This method is called implicitly by
+\helpref{wxWindow::SetSizer}{wxwindowsetsizer} but if you use
\helpref{wxWindow::SetConstraints}{wxwindowsetconstraints} you should call it
manually or otherwise the window layout won't be correctly updated when its
size changes.
\wxheading{Parameters}
-\docparam{autoLayout}{Set this to {\tt true} if you wish the Layout function to be called
-from within wxWindow::OnSize functions.}
+\docparam{autoLayout}{Set this to \true if you wish the Layout function to be
+called automatically when the window is resized.}
\wxheading{See also}
window from being used as an implicit parent for the dialogs which were
created without a parent. It is useful for the windows which can disappear at
any moment as creating children of such windows results in fatal problems.}
-\twocolitem{\windowstyle{wxFRAME\_EX\_CONTEXTHELP}}{Under Windows, puts a query button on the
-caption. When pressed, Windows will go into a context-sensitive help mode and wxWidgets will send
-a wxEVT\_HELP event if the user clicked on an application window.
+\twocolitem{\windowstyle{wxWS\_EX\_CONTEXTHELP}}{Under Windows, puts a query
+button on the caption. When pressed, Windows will go into a context-sensitive
+help mode and wxWidgets will send a wxEVT\_HELP event if the user clicked on an
+application window.
This style cannot be used together with wxMAXIMIZE\_BOX or wxMINIMIZE\_BOX, so
-you should use the style of
-{\tt wxDEFAULT\_FRAME\_STYLE \& \textasciitilde(wxMINIMIZE\_BOX | wxMAXIMIZE\_BOX)} for the
-frames having this style (the dialogs don't have minimize nor maximize box by
-default)}
+these two styles are automatically turned of if this one is used.}
\twocolitem{\windowstyle{wxWS\_EX\_PROCESS\_IDLE}}{This window should always process idle events, even
if the mode set by \helpref{wxIdleEvent::SetMode}{wxidleeventsetmode} is wxIDLE\_PROCESS\_SPECIFIED.}
\twocolitem{\windowstyle{wxWS\_EX\_PROCESS\_UI\_UPDATES}}{This window should always process UI update events,
see \helpref{InheritAttributes}{wxwindowinheritattributes} for more
explanations.
+Please notice that the given font is \emph{not} automatically used for
+\helpref{wxPaintDC}{wxpaintdc} objects associated with this window, you need to
+call \helpref{wxDC::SetFont()}{wxdcsetfont} too. However this font is used by
+any standard controls for drawing their text as well as by
+\helpref{wxWindow::GetTextExtent()}{wxwindowgettextextent}.
+
\wxheading{Parameters}
\docparam{font}{Font to associate with this window, pass
\wxheading{See also}
\helpref{Scrolling overview}{scrollingoverview},\rtfsp
-\helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow}
+\helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow},\rtfsp
+\helpref{wxScrollWinEvent}{wxscrollwinevent}
\begin{comment}
\wxheading{Parameters}
-\docparam{x}{Required x position in pixels, or -1 to indicate that the existing
+\docparam{x}{Required x position in pixels, or wxDefaultCoord to indicate that the existing
value should be used.}
-\docparam{y}{Required y position in pixels, or -1 to indicate that the existing
+\docparam{y}{Required y position in pixels, or wxDefaultCoord to indicate that the existing
value should be used.}
-\docparam{width}{Required width in pixels, or -1 to indicate that the existing
+\docparam{width}{Required width in pixels, or wxDefaultCoord to indicate that the existing
value should be used.}
-\docparam{height}{Required height position in pixels, or -1 to indicate that the existing
+\docparam{height}{Required height position in pixels, or wxDefaultCoord to indicate that the existing
value should be used.}
\docparam{size}{\helpref{wxSize}{wxsize} object for setting the size.}
\docparam{sizeFlags}{Indicates the interpretation of other parameters. It is a bit list of the following:
-{\bf wxSIZE\_AUTO\_WIDTH}: a $-1$ width value is taken to indicate
+{\bf wxSIZE\_AUTO\_WIDTH}: a $wxDefaultCoord$ width value is taken to indicate
a wxWidgets-supplied default width.\\
-{\bf wxSIZE\_AUTO\_HEIGHT}: a $-1$ height value is taken to indicate
-a wxWidgets-supplied default width.\\
-{\bf wxSIZE\_AUTO}: -1 size values are taken to indicate
+{\bf wxSIZE\_AUTO\_HEIGHT}: a $wxDefaultCoord$ height value is taken to indicate
+a wxWidgets-supplied default height.\\
+{\bf wxSIZE\_AUTO}: $wxDefaultCoord$ size values are taken to indicate
a wxWidgets-supplied default size.\\
{\bf wxSIZE\_USE\_EXISTING}: existing dimensions should be used
-if -1 values are supplied.\\
-{\bf wxSIZE\_ALLOW\_MINUS\_ONE}: allow dimensions of $-1$ and less to be interpreted
+if $wxDefaultCoord$ values are supplied.\\
+{\bf wxSIZE\_ALLOW\_MINUS\_ONE}: allow negative dimensions (ie. value of $wxDefaultCoord$) to be interpreted
as real dimensions, not default values.
{\bf wxSIZE\_FORCE}: normally, if the position and the size of the window are
already the same as the parameters of this function, nothing is done. but with
x and y parameters, and must be used with non-default width and height values.
The first form sets the position and optionally size, of the window.
-Parameters may be -1 to indicate either that a default should be supplied
+Parameters may be $wxDefaultCoord$ to indicate either that a default should be supplied
by wxWidgets, or that the current value of the dimension should be used.
\wxheading{See also}
by default so that the default look and feel is simulated best.
-\membersection{wxWindow::SetTitle}\label{wxwindowsettitle}
-
-\func{virtual void}{SetTitle}{\param{const wxString\& }{title}}
-
-Sets the window's title. Applicable only to frames and dialogs.
-
-\wxheading{Parameters}
-
-\docparam{title}{The window's title.}
-
-\wxheading{See also}
-
-\helpref{wxWindow::GetTitle}{wxwindowgettitle}
-
-
\membersection{wxWindow::SetToolTip}\label{wxwindowsettooltip}
\func{void}{SetToolTip}{\param{const wxString\& }{tip}}
\helpref{Freeze}{wxwindowfreeze}. To really thaw the control, it must be called
exactly the same number of times as \helpref{Freeze}{wxwindowfreeze}.
+\wxheading{See also}
+
+\helpref{wxWindowUpdateLocker}{wxwindowupdatelocker}
+
\membersection{wxWindow::TransferDataFromWindow}\label{wxwindowtransferdatafromwindow}
Calling this method immediately repaints the invalidated area of the window and
all of its children recursively while this would usually only happen when the
-flow of control returns to the event loop. Notice that this function doesn't
-refresh the window and does nothing if the window hadn't been already
-repainted. Use \helpref{Refresh}{wxwindowrefresh} first if you want to
+flow of control returns to the event loop.
+Notice that this function doesn't invalidate any area of the window so
+nothing happens if nothing has been invalidated (i.e. marked as requiring
+a redraw). Use \helpref{Refresh}{wxwindowrefresh} first if you want to
immediately redraw the window unconditionally.
projects / wxWidgets.git / blobdiff