X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/27f5b0c3dcdbfaa42634b79ca79589bcc8114e30..180b5b4827d08f1ac13bbb5eca03f775ab35a0b1:/docs/latex/wx/gauge.tex?ds=sidebyside diff --git a/docs/latex/wx/gauge.tex b/docs/latex/wx/gauge.tex index 4bb96aa747..ddef4738db 100644 --- a/docs/latex/wx/gauge.tex +++ b/docs/latex/wx/gauge.tex @@ -1,27 +1,44 @@ \section{\class{wxGauge}}\label{wxgauge} A gauge is a horizontal or vertical bar which shows a quantity (often time). + +wxGauge supports two working modes: determinate and indeterminate progress. + +The first is the usual working mode (see \helpref{SetValue}{wxgaugesetvalue} +and \helpref{SetRange}{wxgaugesetrange}) while the second can be used when +the program is doing some processing but you don't know how much progress is +being done. +In this case, you can periodically call the \helpref{Pulse}{wxgaugepulse} +function to make the progress bar switch to indeterminate mode (graphically +it's usually a set of blocks which move or bounce in the bar control). + +wxGauge supports dynamic switch between these two work modes. + There are no user commands for the gauge. \wxheading{Derived from} \helpref{wxControl}{wxcontrol}\\ \helpref{wxWindow}{wxwindow}\\ -\helpref{wxEvtHandler}{wxEvtHandler}\\ +\helpref{wxEvtHandler}{wxevthandler}\\ \helpref{wxObject}{wxobject} \wxheading{Include files} +\wxheading{Library} + +\helpref{wxCore}{librarieslist} + \wxheading{Window styles} \twocolwidtha{5cm} \begin{twocollist}\itemsep=0pt \twocolitem{\windowstyle{wxGA\_HORIZONTAL}}{Creates a horizontal gauge.} \twocolitem{\windowstyle{wxGA\_VERTICAL}}{Creates a vertical gauge.} -\twocolitem{\windowstyle{wxGA\_PROGRESSBAR}}{Under Windows 95, creates a horizontal progress bar.} -\twocolitem{\windowstyle{wxGA\_SMOOTH}}{Under Windows 95, creates smooth progress bar with one pixel wide update step.} +%\twocolitem{\windowstyle{wxGA\_PROGRESSBAR}}{Obsolete, doesn't do anything any more} +\twocolitem{\windowstyle{wxGA\_SMOOTH}}{Creates smooth progress bar with one pixel wide update step (not supported by all platforms).} \end{twocollist} See also \helpref{window styles overview}{windowstyles}. @@ -36,7 +53,8 @@ wxGauge is read-only so generates no events. \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxGauge::wxGauge}\label{wxgaugeconstr} + +\membersection{wxGauge::wxGauge}\label{wxgaugector} \func{}{wxGauge}{\void} @@ -54,7 +72,7 @@ Constructor, creating and showing a gauge. \docparam{id}{Window identifier.} -\docparam{range}{Integer range (maximum value) of the gauge.} +\docparam{range}{Integer range (maximum value) of the gauge. It is ignored when the gauge is used in indeterminate mode.} \docparam{pos}{Window position.} @@ -64,30 +82,28 @@ Constructor, creating and showing a gauge. \docparam{name}{Window name.} -\wxheading{Remarks} - -Under Windows 95, there are two different styles of gauge: normal gauge, and progress bar (when -the {\bf wxGA\_PROGRESSBAR} style is used). A progress bar is always horizontal. - \wxheading{See also} \helpref{wxGauge::Create}{wxgaugecreate} -\membersection{wxGauge::\destruct{wxGauge}} + +\membersection{wxGauge::\destruct{wxGauge}}\label{wxgaugedtor} \func{}{\destruct{wxGauge}}{\void} Destructor, destroying the gauge. + \membersection{wxGauge::Create}\label{wxgaugecreate} \func{bool}{Create}{\param{wxWindow* }{parent}, \param{wxWindowID }{id},\rtfsp \param{int}{ range}, \param{const wxPoint\& }{ pos = wxDefaultPosition}, \param{const wxSize\&}{ size = wxDefaultSize},\rtfsp \param{long}{ style = wxGA\_HORIZONTAL}, \param{const wxValidator\& }{validator = wxDefaultValidator}, \param{const wxString\& }{name = ``gauge"}} -Creates the gauge for two-step construction. See \helpref{wxGauge::wxGauge}{wxgaugeconstr}\rtfsp +Creates the gauge for two-step construction. See \helpref{wxGauge::wxGauge}{wxgaugector}\rtfsp for further details. + \membersection{wxGauge::GetBezelFace}\label{wxgaugegetbezelface} \constfunc{int}{GetBezelFace}{\void} @@ -96,12 +112,13 @@ Returns the width of the 3D bezel face. \wxheading{Remarks} -Windows only, not for {\bf wxGA\_PROGRESSBAR}. +This method is not implemented (returns $0$) for most platforms. \wxheading{See also} \helpref{wxGauge::SetBezelFace}{wxgaugesetbezelface} + \membersection{wxGauge::GetRange}\label{wxgaugegetrange} \constfunc{int}{GetRange}{\void} @@ -112,6 +129,7 @@ Returns the maximum position of the gauge. \helpref{wxGauge::SetRange}{wxgaugesetrange} + \membersection{wxGauge::GetShadowWidth}\label{wxgaugegetshadowwidth} \constfunc{int}{GetShadowWidth}{\void} @@ -120,12 +138,13 @@ Returns the 3D shadow margin width. \wxheading{Remarks} -Windows only, not for {\bf wxGA\_PROGRESSBAR}. +This method is not implemented (returns $0$) for most platforms. \wxheading{See also} \helpref{wxGauge::SetShadowWidth}{wxgaugesetshadowwidth} + \membersection{wxGauge::GetValue}\label{wxgaugegetvalue} \constfunc{int}{GetValue}{\void} @@ -136,6 +155,15 @@ Returns the current position of the gauge. \helpref{wxGauge::SetValue}{wxgaugesetvalue} + +\membersection{wxGauge::IsVertical}\label{wxgaugeisvertical} + +\constfunc{bool}{IsVertical}{\void} + +Returns \true if the gauge is vertical (has \texttt{wxGA\_VERTICAL} style) and +\false otherwise. + + \membersection{wxGauge::SetBezelFace}\label{wxgaugesetbezelface} \func{void}{SetBezelFace}{\param{int }{width}} @@ -144,22 +172,25 @@ Sets the 3D bezel face width. \wxheading{Remarks} -Windows only, not for {\bf wxGA\_PROGRESSBAR}. +This method is not implemented (doesn't do anything) for most platforms. \wxheading{See also} \helpref{wxGauge::GetBezelFace}{wxgaugegetbezelface} + \membersection{wxGauge::SetRange}\label{wxgaugesetrange} \func{void}{SetRange}{\param{int }{range}} Sets the range (maximum value) of the gauge. +This function makes the gauge switch to determinate mode, if it's not already. \wxheading{See also} \helpref{wxGauge::GetRange}{wxgaugegetrange} + \membersection{wxGauge::SetShadowWidth}\label{wxgaugesetshadowwidth} \func{void}{SetShadowWidth}{\param{int }{width}} @@ -168,13 +199,18 @@ Sets the 3D shadow width. \wxheading{Remarks} -Windows only, not for {\bf wxGA\_PROGRESSBAR}. +This method is not implemented (doesn't do anything) for most platforms. + \membersection{wxGauge::SetValue}\label{wxgaugesetvalue} \func{void}{SetValue}{\param{int }{pos}} -Sets the position of the gauge. +Sets the position of the gauge. The \arg{pos} must be between $0$ and the gauge +range as returned by \helpref{GetRange}{wxgaugegetrange}, inclusive. + +This function makes the gauge switch to determinate mode, if it was in +indeterminate mode before. \wxheading{Parameters} @@ -185,3 +221,14 @@ Sets the position of the gauge. \helpref{wxGauge::GetValue}{wxgaugegetvalue} +\membersection{wxGauge::Pulse}\label{wxgaugepulse} + +\func{void}{Pulse}{\void} + +Switch the gauge to indeterminate mode (if required) and makes the gauge move +a bit to indicate the user that some progress has been made. + +Note that after calling this function the value returned by \helpref{GetValue}{wxgaugegetvalue} +is undefined and thus you need to explicitely call \helpref{SetValue}{wxgaugesetvalue} if you +want to restore the determinate mode. +