X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/68304caffec13015b139c1d567733f14862ae2bd..52ee226853ec422d1517de38a0fa76d866c37153:/docs/latex/wx/keyevent.tex?ds=inline diff --git a/docs/latex/wx/keyevent.tex b/docs/latex/wx/keyevent.tex index 8f78c1a23c..d6dbea27fb 100644 --- a/docs/latex/wx/keyevent.tex +++ b/docs/latex/wx/keyevent.tex @@ -17,11 +17,6 @@ from the \helpref{keycodes table}{keycodes}. The translated key is, in general, the character the user expects to appear as the result of the key combination when typing the text into a text entry zone, for example. -If the key up event is caught and the event handler does not call -event.Skip() then the coresponding char event will not happen. This -is by design and enables the programs that handle both types of events -to be a bit simpler. - A few examples to clarify this (all assume that {\sc Caps Lock} is unpressed and the standard US keyboard): when the {\tt 'A'} key is pressed, the key down event key code is equal to {\tt ASCII A} $== 65$. But the char event key code @@ -45,10 +40,19 @@ You may discover how the other keys on your system behave interactively by running the \helpref{text}{sampletext} wxWindows sample and pressing some keys in any of the text controls shown in it. +{\bf Note:} If a key down ({\tt EVT\_KEY\_DOWN}) event is caught and +the event handler does not call {\tt event.Skip()} then the coresponding +char event ({\tt EVT\_CHAR}) will not happen. This is by design and +enables the programs that handle both types of events to be a bit +simpler. + {\bf Note for Windows programmers:} The key and char events in wxWindows are similar to but slightly different from Windows {\tt WM\_KEYDOWN} and {\tt WM\_CHAR} events. In particular, Alt-x combination will generate a char -event in wxWindows (unless it is used as an acclerator). +event in wxWindows (unless it is used as an accelerator). + +{\bf Tip:} be sure to call {\tt event.Skip()} for events that you don't process in +key event function, otherwise menu shortcuts may cease to work under Windows. \wxheading{Derived from} @@ -142,6 +146,26 @@ Returns the virtual key code. ASCII events return normal ASCII values, while non-ASCII events return values such as {\bf WXK\_LEFT} for the left cursor key. See \helpref{Keycodes}{keycodes} for a full list of the virtual key codes. +\membersection{wxKeyEvent::GetRawKeyCode} + +\constfunc{wxUint32}{GetRawKeyCode}{\void} + +Returns the raw key code for this event. This is a platform-dependent scan code +which should only be used in advanced applications. + +{\bf NB:} Currently the raw key codes are not supported by all ports, use +{\tt\#ifdef wxHAS\_RAW\_KEY\_CODES} to determine if this feature is available. + +\membersection{wxKeyEvent::GetRawKeyFlags} + +\constfunc{wxUint32}{GetRawKeyFlags}{\void} + +Returns the low level key flags for this event. The flags are +platform-dependent and should only be used in advanced applications. + +{\bf NB:} Currently the raw key flags are not supported by all ports, use +{\tt \#ifdef wxHAS\_RAW\_KEY\_CODES} to determine if this feature is available. + \membersection{wxKeyEvent::GetX} \constfunc{long}{GetX}{\void} @@ -185,4 +209,3 @@ be still processed normally). Returns TRUE if the shift key was down at the time of the key event. -