X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bb596005f5dc9978dc1866686534dd9b8fac5e30..19cf1ef3a7077dd99a90f141847b8a9b67b318c9:/docs/latex/wx/window.tex diff --git a/docs/latex/wx/window.tex b/docs/latex/wx/window.tex index 6983c824cf..a9e99338a6 100644 --- a/docs/latex/wx/window.tex +++ b/docs/latex/wx/window.tex @@ -41,6 +41,10 @@ changes the behaviour of the latter. +\wxheading{Library} + +\helpref{wxCore}{librarieslist} + \wxheading{Window styles} The following styles can apply to all windows, although they will not always make sense for a particular @@ -48,13 +52,13 @@ window class or on all platforms. \twocolwidtha{5cm}% \begin{twocollist}\itemsep=0pt -\twocolitem{\windowstyle{wxSIMPLE\_BORDER}}{Displays a thin border around the window. wxBORDER is the old name +\twocolitem{\windowstyle{wxBORDER\_SIMPLE}}{Displays a thin border around the window. wxBORDER is the old name for this style. } -\twocolitem{\windowstyle{wxDOUBLE\_BORDER}}{Displays a double border. Windows and Mac only.} -\twocolitem{\windowstyle{wxSUNKEN\_BORDER}}{Displays a sunken border.} -\twocolitem{\windowstyle{wxRAISED\_BORDER}}{Displays a raised border.} -\twocolitem{\windowstyle{wxSTATIC\_BORDER}}{Displays a border suitable for a static control. Windows only. } -\twocolitem{\windowstyle{wxNO\_BORDER}}{Displays no border, overriding the default border style for the window.} +\twocolitem{\windowstyle{wxBORDER\_DOUBLE}}{Displays a double border. Windows and Mac only.} +\twocolitem{\windowstyle{wxBORDER\_SUNKEN}}{Displays a sunken border.} +\twocolitem{\windowstyle{wxBORDER\_RAISED}}{Displays a raised border.} +\twocolitem{\windowstyle{wxBORDER\_STATIC}}{Displays a border suitable for a static control. Windows only. } +\twocolitem{\windowstyle{wxBORDER\_NONE}}{Displays no border, overriding the default border style for the window.} \twocolitem{\windowstyle{wxTRANSPARENT\_WINDOW}}{The window is transparent, that is, it will not receive paint events. Windows only.} \twocolitem{\windowstyle{wxTAB\_TRAVERSAL}}{Use this to enable tab traversal for non-dialog windows.} @@ -62,15 +66,18 @@ events. Windows only.} the window wants to get all char/key events for all keys - even for keys like TAB or ENTER which are usually used for dialog navigation and which wouldn't be generated without this style. If you need to -use this style in order to get the arrows or etc., but would still like to have -normal keyboard navigation take place, you should create and send a -wxNavigationKeyEvent in response to the key events for Tab and -Shift-Tab.} +use this style in order to get the arrows or etc., but would still like +to have normal keyboard navigation take place, you should call +\helpref{Navigate}{wxwindownavigate} in response to the key events for +Tab and Shift-Tab.} \twocolitem{\windowstyle{wxNO\_FULL\_REPAINT\_ON\_RESIZE}}{On Windows, this style used to disable repainting the window completely when its size is changed. Since this behaviour is now the default, the style is now obsolete and no longer has an effect.} -\twocolitem{\windowstyle{wxVSCROLL}}{Use this style to enable a vertical scrollbar.} -\twocolitem{\windowstyle{wxHSCROLL}}{Use this style to enable a horizontal scrollbar.} +\twocolitem{\windowstyle{wxVSCROLL}}{Use this style to enable a vertical +scrollbar. Notice that this style cannot be used with native controls +which don't support scrollbars nor with top-level windows in most ports.} +\twocolitem{\windowstyle{wxHSCROLL}}{Use this style to enable a horizontal +scrollbar. The same limitations as for wxVSCROLL apply to this style.} \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). @@ -171,6 +178,29 @@ can delete a window only when it is safe to do so, in idle time. \helpref{wxCloseEvent}{wxcloseevent} +\membersection{wxWindow::AcceptsFocus}\label{wxwindowacceptsfocus} + +\constfunc{bool}{AcceptsFocus}{\void} + +This method may be overridden in the derived classes to return \false to +indicate that this control doesn't accept input at all (i.e. behaves like e.g. +\helpref{wxStaticText}{wxstatictext}) and so doesn't need focus. + +\wxheading{See also} + +\helpref{AcceptsFocusFromKeyboard}{wxwindowacceptsfocusfromkeyboard} + + +\membersection{wxWindow::AcceptsFocusFromKeyboard}\label{wxwindowacceptsfocusfromkeyboard} + +\constfunc{bool}{AcceptsFocusFromKeyboard}{\void} + +This method may be overridden in the derived classes to return \false to +indicate that while this control can, in principle, have focus if the user +clicks it with the mouse, it shouldn't be included in the TAB traversal chain +when using the keyboard. + + \membersection{wxWindow::AddChild}\label{wxwindowaddchild} \func{virtual void}{AddChild}{\param{wxWindow* }{child}} @@ -659,7 +689,7 @@ If no window with such name is found, \func{virtual void}{Fit}{\void} Sizes the window so that it fits around its subwindows. This function won't do -anything if there are no subwindows and will only really work correctly if the +anything if there are no subwindows and will only really work correctly if sizers are used for the subwindows layout. Also, if the window has exactly one subwindow it is better (faster and the result is more precise as Fit adds some margin to account for fuzziness of its calculations) to call @@ -1171,7 +1201,7 @@ method:\par \constfunc{virtual wxRect}{GetRect}{\void} -Returns the size and position of the window as a \helpref{wxRect}{wxrect} object. +Returns the position and size of the window as a \helpref{wxRect}{wxrect} object. \wxheading{See also} @@ -1202,7 +1232,7 @@ child window or a top level one. \constfunc{virtual wxRect}{GetScreenRect}{\void} -Returns the size and position of the window on the screen as a +Returns the position and size of the window on the screen as a \helpref{wxRect}{wxrect} object. \wxheading{See also} @@ -1294,20 +1324,25 @@ Return the sizer associated with the window by a previous call to \membersection{wxWindow::GetTextExtent}\label{wxwindowgettextextent} -\constfunc{virtual void}{GetTextExtent}{\param{const wxString\& }{string}, \param{int* }{x}, \param{int* }{y}, +\constfunc{virtual void}{GetTextExtent}{\param{const wxString\& }{string}, \param{int* }{w}, \param{int* }{h}, \param{int* }{descent = NULL}, \param{int* }{externalLeading = NULL}, \param{const wxFont* }{font = NULL}, \param{bool}{ use16 = {\tt false}}} +\constfunc{wxSize}{GetTextExtent}{\param{const wxString\& }{string}} + Gets the dimensions of the string as it would be drawn on the window with the currently selected font. +The text extent is returned in \arg{w} and \arg{h} pointers (first form) or as a +\helpref{wxSize}{wxsize} object (second form). + \wxheading{Parameters} \docparam{string}{String whose extent is to be measured.} -\docparam{x}{Return value for width.} +\docparam{w}{Return value for width.} -\docparam{y}{Return value for height.} +\docparam{h}{Return value for height.} \docparam{descent}{Return value for descent (optional).} @@ -1417,6 +1452,18 @@ Returns {\tt true} if this window has the current mouse capture. \helpref{wxMouseCaptureChangedEvent}{wxmousecapturechangedevent} +\membersection{wxWindow::HasExtraStyle}\label{wxwindowhasextrastyle} + +\constfunc{bool}{HasExtraStyle}{\param{int }{exFlag}} + +Returns \texttt{true} if the window has the given \arg{exFlag} bit set in its +extra styles. + +\wxheading{See also} + +\helpref{SetExtraStyle}{wxwindowsetextrastyle} + + \membersection{wxWindow::HasFlag}\label{wxwindowhasflag} \constfunc{bool}{HasFlag}{\param{int }{flag}} @@ -1527,7 +1574,13 @@ and transferred to the screen all at once later. \constfunc{virtual bool}{IsEnabled}{\void} -Returns {\tt true} if the window is enabled for input, {\tt false} otherwise. +Returns \true if the window is enabled, i.e. if it accepts user input, \false +otherwise. + +Notice that this method can return \false even if this window itself hadn't +been explicitly disabled when one of its parent windows is disabled. To get the +intrinsic status of this window, use +\helpref{IsThisEnabled}{wxwindowisthisenabled} \wxheading{See also} @@ -1603,6 +1656,16 @@ is shown and all its parents up to the toplevel window are shown as well. \helpref{wxWindow::IsShown}{wxwindowisshown} +\membersection{wxWindow::IsThisEnabled}\label{wxwindowisthisenabled} + +\constfunc{bool}{IsThisEnabled}{\void} + +Returns \true if this window is intrinsically enabled, \false otherwise, i.e. +if \helpref{Enable(false)}{wxwindowenable} had been called. This method is +mostly used for wxWidgets itself, user code should normally use +\helpref{IsEnabled}{wxwindowisenabled} instead. + + \membersection{wxWindow::IsTopLevel}\label{wxwindowistoplevel} \constfunc{bool}{IsTopLevel}{\void} @@ -1727,13 +1790,19 @@ it. \func{bool}{Navigate}{\param{int}{ flags = wxNavigationKeyEvent::IsForward}} -Does keyboard navigation from this window to another, by sending -a wxNavigationKeyEvent. +Performs a keyboard navigation action starting from this window. This method is +equivalent to calling \helpref{NavigateIn()}{wxwindownavigatein} method on the +parent window. \wxheading{Parameters} \docparam{flags}{A combination of wxNavigationKeyEvent::IsForward and wxNavigationKeyEvent::WinChange.} +\wxheading{Return value} + +Returns \true if the focus was moved to another window or \false if nothing +changed. + \wxheading{Remarks} You may wish to call this from a text control custom keypress handler to do the default @@ -1742,6 +1811,15 @@ a multiline text control with the wxTE\_PROCESS\_TAB style is to insert a tab and not navigate to the next control. +\membersection{wxWindow::NavigateIn}\label{wxwindownavigatein} + +\func{bool}{NavigateIn}{\param{int}{ flags = wxNavigationKeyEvent::IsForward}} + +Performs a keyboard navigation action inside this window. + +See \helpref{Navigate}{wxwindownavigate} for more information. + + \membersection{wxWindow::NextControlId}\label{wxwindownextcontrolid} \func{static int}{NextControlId}{\param{int }{winid}} @@ -2921,7 +2999,7 @@ can be overridden to do something in addition to this in the derived classes. \membersection{wxWindow::SetFont}\label{wxwindowsetfont} -\func{void}{SetFont}{\param{const wxFont\& }{font}} +\func{bool}{SetFont}{\param{const wxFont\& }{font}} Sets the font for this window. This function should not be called for the parent window if you don't want its font to be inherited by its children, @@ -2940,6 +3018,11 @@ any standard controls for drawing their text as well as by \docparam{font}{Font to associate with this window, pass {\tt wxNullFont} to reset to the default font.} +\wxheading{Return value} + +\true if the want was really changed, \false if it was already set to this +\arg{font} and so nothing was done. + \wxheading{See also} \helpref{wxWindow::GetFont}{wxwindowgetfont},\\ @@ -3266,7 +3349,7 @@ and usually the scrollbar will be automatically hidden. \func{virtual void}{SetSize}{\param{const wxRect\&}{ rect}} -Sets the size and position of the window in pixels. +Sets the position and size of the window in pixels. \func{virtual void}{SetSize}{\param{int}{ width}, \param{int}{ height}} @@ -3363,7 +3446,7 @@ parameter if the {\it sizer}\/ is non-NULL and {\tt false} otherwise. \docparam{sizer}{The sizer to set. Pass NULL to disassociate and conditionally delete the window's sizer. See below.} -\docparam{deleteOld}{If true (the default), this will delete any prexisting sizer. +\docparam{deleteOld}{If true (the default), this will delete any pre-existing sizer. Pass false if you wish to handle deleting the old sizer yourself.} \wxheading{Remarks}