X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4e28924cdb58dfbba0ec6cd5d52ef1346d0cb569..a9249b2eb2a40d8c71f828669045c4ddaa8dc5ff:/docs/latex/wx/window.tex diff --git a/docs/latex/wx/window.tex b/docs/latex/wx/window.tex index 829539cf69..106ff9e65d 100644 --- a/docs/latex/wx/window.tex +++ b/docs/latex/wx/window.tex @@ -178,7 +178,7 @@ centered relative to the screen anyhow. \func{void}{CentreOnParent}{\param{int}{ direction = wxBOTH}} -Centres the window on its parent. This is a more readable synonym for +Centres the window on its parent. This is a more readable synonym for \helpref{Centre}{wxwindowcentre}. \wxheading{Parameters} @@ -190,7 +190,7 @@ or {\tt wxBOTH}.} This methods provides for a way to center top level windows over their parents instead of the entire screen. If there is no parent or if the -window is not a top level window, then behaviour is the same as +window is not a top level window, then behaviour is the same as \helpref{wxWindow::Centre}{wxwindowcentre}. \wxheading{See also} @@ -224,6 +224,9 @@ cause an erase background event to be generated. \constfunc{virtual void}{ClientToScreen}{\param{int* }{x}, \param{int* }{y}} +\perlnote{In wxPerl this method returns a 2-element list intead of +modifying its parameters.} + \constfunc{virtual wxPoint}{ClientToScreen}{\param{const wxPoint\&}{ pt}} Converts to screen coordinates from coordinates relative to this window. @@ -244,7 +247,6 @@ implements the following methods:\par \end{twocollist}} } - \membersection{wxWindow::Close}\label{wxwindowclose} \func{virtual bool}{Close}{\param{bool}{ force = FALSE}} @@ -385,6 +387,12 @@ to the list of windows pending real deletion. Destroys all children of a window. Called automatically by the destructor. +\membersection{wxWindow::Disable}\label{wxwindowdisable} + +\func{void}{Disable}{\void} + +Disables the window, same as \helpref{Enable(FALSE)}{wxwindowenable}. + \membersection{wxWindow::DragAcceptFiles}\label{wxwindowdragacceptfiles} \func{virtual void}{DragAcceptFiles}{\param{bool}{ accept}} @@ -406,7 +414,7 @@ Windows only. \membersection{wxWindow::Enable}\label{wxwindowenable} -\func{virtual void}{Enable}{\param{bool}{ enable}} +\func{virtual void}{Enable}{\param{bool}{ enable = TRUE}} Enable or disable the window for user input. @@ -416,7 +424,8 @@ Enable or disable the window for user input. \wxheading{See also} -\helpref{wxWindow::IsEnabled}{wxwindowisenabled} +\helpref{wxWindow::IsEnabled}{wxwindowisenabled},\rtfsp +\helpref{wxWindow::Disable}{wxwindowdisable} \membersection{wxWindow::FindFocus}\label{wxwindowfindfocus} @@ -457,6 +466,20 @@ implements the following methods:\par Sizes the window so that it fits around its subwindows. This function won't do anything if there are no subwindows. +\membersection{wxWindow::Freeze}\label{wxwindowfreeze} + +\func{virtual void}{Freeze}{\void} + +Freezes the window or, in other words, prevents any updates from taking place +on screen, the window is not redrawn at all. \helpref{Thaw}{wxwindowthaw} must +be called to reenable window redrawing. + +This method is useful for visual appearance optimization (for example, it +is a good idea to use it before inserting large amount of text into a +wxTextCtrl under wxGTK) but is not implemented on all platforms nor for all +controls so it is mostly just a hint to wxWindows and not a mandatory +directive. + \membersection{wxWindow::GetBackgroundColour}\label{wxwindowgetbackgroundcolour} \constfunc{virtual wxColour}{GetBackgroundColour}{\void} @@ -509,6 +532,9 @@ Returns a reference to the list of the window's children. \constfunc{virtual void}{GetClientSize}{\param{int* }{width}, \param{int* }{height}} +\perlnote{In wxPerl this method takes no parameter and returns +a 2-element list {\tt ( width, height )}.} + \constfunc{virtual wxSize}{GetClientSize}{\void} This gets the size of the window `client area' in pixels. The client area is the @@ -523,8 +549,8 @@ area which may be drawn on by the programmer, excluding title bar, border etc. \pythonnote{In place of a single overloaded method name, wxPython implements the following methods:\par \indented{2cm}{\begin{twocollist} -\twocolitem{{\bf wxGetClientSizeTuple()}}{Returns a 2-tuple of (width, height)} -\twocolitem{{\bf wxGetClientSize()}}{Returns a wxSize object} +\twocolitem{{\bf GetClientSizeTuple()}}{Returns a 2-tuple of (width, height)} +\twocolitem{{\bf GetClientSize()}}{Returns a wxSize object} \end{twocollist}} } @@ -542,7 +568,7 @@ Returns the associated drop target, which may be NULL. \wxheading{See also} -\helpref{wxWindow::SetDropTarget}{wxwindowsetdroptarget}, +\helpref{wxWindow::SetDropTarget}{wxwindowsetdroptarget}, \helpref{Drag and drop overview}{wxdndoverview} \membersection{wxWindow::GetEventHandler}\label{wxwindowgeteventhandler} @@ -697,6 +723,15 @@ implements the following methods:\par \end{twocollist}} } +\perlnote{In wxPerl there are two methods instead of a single overloaded +method:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{{\bf GetPosition()}}{Returns a Wx::Point} +\twocolitem{{\bf GetPositionXY()}}{Returns a 2-element list + {\tt ( x, y )}} +\end{twocollist} +}} + \membersection{wxWindow::GetRect}\label{wxwindowgetrect} \constfunc{virtual wxRect}{GetRect}{\void} @@ -755,7 +790,21 @@ implements the following methods:\par \end{twocollist}} } -\membersection{wxWindow::GetTextExtent} +\perlnote{In wxPerl there are two methods instead of a single overloaded +method:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{{\bf GetSize()}}{Returns a Wx::Size} +\twocolitem{{\bf GetSizeWH()}}{Returns a 2-element list + {\tt ( width, height )}} +\end{twocollist} +}} + +\membersection{wxWindow::GetSizer}\label{wxwindowgetsizer} + +\constfunc{const wxSizer *}{GetSizer}{\void} + +Return the sizer associated with the window by a previous call to +\helpref{SetSizer()}{wxwindowsetsizer} or {\tt NULL}. \constfunc{virtual void}{GetTextExtent}{\param{const wxString\& }{string}, \param{int* }{x}, \param{int* }{y}, \param{int* }{descent = NULL}, \param{int* }{externalLeading = NULL}, @@ -790,6 +839,9 @@ implements the following methods:\par \end{twocollist}} } +\perlnote{In wxPerl this method takes only the {\tt string} and optionally + {\tt font} parameters, and returns a 4-element list + {\tt ( x, y, descent, externalLeading )}.} \membersection{wxWindow::GetTitle}\label{wxwindowgettitle} @@ -1021,11 +1073,14 @@ Note that the ASCII values do not have explicit key codes: they are passed as AS values. Note that not all keypresses can be intercepted this way. If you wish to intercept modifier -keypresses, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or +keypresses, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}. Most, but not all, windows allow keypresses to be intercepted. +{\bf Tip:} be sure to call {\tt event.Skip()} for events that you don't process in this function, +otherwise menu shortcuts may cease to work under Windows. + \wxheading{See also} \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown}, \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup},\rtfsp @@ -1058,13 +1113,15 @@ values. This function is only relevant to top-level windows (frames and dialogs), and under Windows only. Under GTK the normal EVT\_CHAR\_ event has the functionality, i.e. -you can intercepts it and if you don't call \helpref{wxEvent::Skip}{wxeventskip} +you can intercepts it and if you don't call \helpref{wxEvent::Skip}{wxeventskip} the window won't get the event. \wxheading{See also} -\helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp -\helpref{wxApp::OnCharHook}{wxapponcharhook},\rtfsp +\helpref{wxKeyEvent}{wxkeyevent},\rtfsp +\helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp +%% GD: OnXXX functions are not documented +%%\helpref{wxApp::OnCharHook}{wxapponcharhook},\rtfsp \helpref{Event handling overview}{eventhandlingoverview} \membersection{wxWindow::OnCommand}\label{wxwindowoncommand} @@ -1152,8 +1209,9 @@ destroying the window if it returns TRUE or if the close is being forced. \helpref{wxWindow::OnClose}{wxwindowonclose},\rtfsp \helpref{wxWindow::Destroy}{wxwindowdestroy},\rtfsp \helpref{wxCloseEvent}{wxcloseevent},\rtfsp -\helpref{wxApp::OnQueryEndSession}{wxapponqueryendsession},\rtfsp -\helpref{wxApp::OnEndSession}{wxapponendsession} +\helpref{wxApp::OnQueryEndSession}{wxapponqueryendsession} +%% GD: OnXXX functions are not documented +%%\helpref{wxApp::OnEndSession}{wxapponendsession} \membersection{wxWindow::OnDropFiles}\label{wxwindowondropfiles} @@ -1221,11 +1279,14 @@ use the EVT\_KEY\_DOWN macro in an event table definition. Your {\bf OnKeyDown} default function to achieve default keypress functionality. Note that not all keypresses can be intercepted this way. If you wish to intercept special -keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or +keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}. Most, but not all, windows allow keypresses to be intercepted. +{\bf Tip:} be sure to call {\tt event.Skip()} for events that you don't process in this function, +otherwise menu shortcuts may cease to work under Windows. + \wxheading{See also} \helpref{wxWindow::OnChar}{wxwindowonchar}, \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup},\rtfsp @@ -1250,7 +1311,7 @@ use the EVT\_KEY\_UP macro in an event table definition. Your {\bf OnKeyUp} hand default function to achieve default keypress functionality. Note that not all keypresses can be intercepted this way. If you wish to intercept special -keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or +keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}. Most, but not all, windows allow key up events to be intercepted. @@ -1291,7 +1352,9 @@ when the application is idle. \wxheading{See also} -\helpref{wxApp::OnIdle}{wxapponidle}, \helpref{wxIdleEvent}{wxidleevent} +%% GD: OnXXX functions are not documented +%%\helpref{wxApp::OnIdle}{wxapponidle} +\helpref{wxIdleEvent}{wxidleevent} \membersection{wxWindow::OnInitDialog}\label{wxwindowoninitdialog} @@ -1747,6 +1810,49 @@ implements the following methods:\par \end{twocollist}} } +\membersection{wxWindow::ScrollLines}\label{wxwindowscrolllines} + +\func{virtual bool}{ScrollLines}{\param{int }{lines}} + +Scrolls the window by the given number of lines down (if {\it lines} is +positive) or up. + +\wxheading{Return value} + +Returns {\tt TRUE} if the window was scrolled, {\tt FALSE} if it was already +on top/bottom and nothing was done. + +\wxheading{Remarks} + +This function is currently only implemented under MSW and wxTextCtrl under +wxGTK (it also works for wxScrolledWindow derived classes under all +platforms). + +\wxheading{See also} + +\helpref{ScrollPages}{wxwindowscrollpages} + +\membersection{wxWindow::ScrollPages}\label{wxwindowscrollpages} + +\func{virtual bool}{ScrollPages}{\param{int }{pages}} + +Scrolls the window by the given number of pages down (if {\it pages} is +positive) or up. + +\wxheading{Return value} + +Returns {\tt TRUE} if the window was scrolled, {\tt FALSE} if it was already +on top/bottom and nothing was done. + +\wxheading{Remarks} + +This function is currently only implemented under MSW and wxTextCtrl under +wxGTK (it also works for wxScrolledWindow derived classes under all +platforms). + +\wxheading{See also} + +\helpref{ScrollLines}{wxwindowscrolllines} \membersection{wxWindow::ScrollWindow}\label{wxwindowscrollwindow} @@ -1782,7 +1888,8 @@ Sets the accelerator table for this window. See \helpref{wxAcceleratorTable}{wxa Determines whether the \helpref{wxWindow::Layout}{wxwindowlayout} function will be called automatically when the window is resized. Use in connection with \helpref{wxWindow::SetSizer}{wxwindowsetsizer} and -\helpref{wxWindow::SetConstraints}{wxwindowsetconstraints} for laying out subwindows. +\helpref{wxWindow::SetConstraints}{wxwindowsetconstraints} for laying out +subwindows. \wxheading{Parameters} @@ -1910,7 +2017,7 @@ If the window already has a drop target, it is deleted. \wxheading{See also} -\helpref{wxWindow::GetDropTarget}{wxwindowgetdroptarget}, +\helpref{wxWindow::GetDropTarget}{wxwindowgetdroptarget}, \helpref{Drag and drop overview}{wxdndoverview} \membersection{wxWindow::SetEventHandler}\label{wxwindowseteventhandler} @@ -1955,6 +2062,16 @@ bits are: \twocolitem{\windowstyle{wxWS\_EX\_VALIDATE\_RECURSIVELY}}{TransferDataTo/FromWindow() and Validate() methods will recursively descend into all children of the window if it has this style flag set.} +\twocolitem{\windowstyle{wxWS\_EX\_BLOCK\_EVENTS}}{Normally, the command +events are propagared upwards to the window parent recursively until a handler +for them is found. Using this style allows to prevent them from being +propagated beyond this window. Notice that wxDialog has this style on by +default for the reasons explained in the +\helpref{event processing overview}{eventprocessing}.} +\twocolitem{\windowstyle{wxWS\_EX\_TRANSIENT}}{This can be used to prevent a +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 childs of such windows results in fatal problems.} \end{twocollist} \membersection{wxWindow::SetFocus}\label{wxwindowsetfocus} @@ -2346,9 +2463,9 @@ create a new validator of this type. \func{void}{SetToolTip}{\param{wxToolTip* }{tip}} -Attach a tooltip to the window. +Attach a tooltip to the window. -See also: \helpref{GetToolTip}{wxwindowgettooltip}, +See also: \helpref{GetToolTip}{wxwindowgettooltip}, \helpref{wxToolTip}{wxtooltip} @@ -2384,17 +2501,25 @@ See \helpref{Window styles}{windowstyles} for more information about flags. \func{virtual bool}{Show}{\param{bool}{ show}} -Shows or hides the window. +Shows or hides the window. You may need to call \helpref{Raise}{wxwindowraise} +for a top level window if you want to bring it to top, although this is not +needed if Show() is called immediately after the frame creation. \wxheading{Parameters} -\docparam{show}{If TRUE, displays the window and brings it to the front. Otherwise, -hides the window.} +\docparam{show}{If TRUE displays the window. Otherwise, hides it.} \wxheading{See also} \helpref{wxWindow::IsShown}{wxwindowisshown} +\membersection{wxWindow::Thaw}\label{wxwindowthaw} + +\func{virtual void}{Thaw}{\void} + +Reenables window updating after a previous call to +\helpref{Freeze}{wxwindowfreeze}. + \membersection{wxWindow::TransferDataFromWindow}\label{wxwindowtransferdatafromwindow} \func{virtual bool}{TransferDataFromWindow}{\void}