X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4ce81a75efb34de9f01fe3c7b9ffecb03293b1c3..037267e1560a48434bd4e553389c679283500f1c:/docs/latex/wx/clipbrd.tex diff --git a/docs/latex/wx/clipbrd.tex b/docs/latex/wx/clipbrd.tex index a97e1ed478..4a48ba13b9 100644 --- a/docs/latex/wx/clipbrd.tex +++ b/docs/latex/wx/clipbrd.tex @@ -6,7 +6,7 @@ clipboard class from wxWindows 1.xx, which has the same name but a different imp To use the clipboard, you call member functions of the global {\bf wxTheClipboard} object. Call \helpref{wxClipboard::Open}{wxclipboardopen} to get ownership of the clipboard. If this operation returns TRUE, you -now own the clipboard. Call \helpref{wxClipboard::SetData}{wxclipboardsetdata} to put data +now own the clipboard. Call \helpref{wxClipboard::AddData}{wxclipboardadddata} to put data on the clipboard (one or more times), or \helpref{wxClipboard::GetData}{wxclipboardgetdata} to retrieve data from the clipboard. Call \helpref{wxClipboard::Close}{wxclipboardclose} to close the clipboard and relinquish ownership. You should keep the clipboard open only momentarily. @@ -17,20 +17,22 @@ For example: // Write some text to the clipboard if (wxTheClipboard->Open()) { - // This object is held by the clipboard, so do not delete it in the app. - wxTextDataObject* object = new wxTextDataObject("Some text"); - wxTheClipboard->SetData(& object); + // This data objects are held by the clipboard, + // so do not delete them in the app. + wxTheClipboard->AddData( new wxTextDataObject("Some text") ); wxTheClipboard->Close(); } // Read some text - if (wxTheClipboard->Open() && wxTheClipboard->IsSupportedFormat(wxDF_TEXT)) + if (wxTheClipboard->Open()) { - wxTextDataObject object; - wxTheClipboard->GetData(& object); + wxTextDataObject data; + if (wxTheClipboard->IsSupported(data)) + { + wxTheClipboard->GetData(data); + wxMessageBox(data.GetText()); + } wxTheClipboard->Close(); - - wxMessageBox(object.GetText()); } \end{verbatim} @@ -38,6 +40,10 @@ For example: \helpref{wxObject}{wxobject} +\wxheading{Include files} + + + \wxheading{See also} \helpref{Drag and drop overview}{wxdndoverview}, \helpref{wxDataObject}{wxdataobject} @@ -56,6 +62,13 @@ Constructor. Destructor. +\membersection{wxClipboard::AddData}\label{wxclipboardadddata} + +\func{bool}{AddData}{\param{wxDataObject*}{ data}} + +Call this function to add a data object to the clipboard. This function can be called several times +to put different formats on the clipboard. + \membersection{wxClipboard::Clear}\label{wxclipboardclear} \func{void}{Clear}{\void} @@ -66,26 +79,20 @@ Clears the global clipboard object and the system's clipboard if possible. \func{bool}{Close}{\void} -Call this function to close the clipboard, having opened it with \helpref{wxClipboard::Close}{wxclipboardclose}. +Call this function to close the clipboard, having opened it with \helpref{wxClipboard::Open}{wxclipboardopen}. \membersection{wxClipboard::GetData}\label{wxclipboardgetdata} -\func{bool}{GetData}{\param{wxDataObject*}{ data}} +\func{bool}{GetData}{\param{wxDataObject&}{ data}} Call this function to fill {\it data} with data on the clipboard, if available in the required -format. - -\membersection{wxClipboard::IsSupportedFormat}\label{wxclipboardissupportedformat} - -\func{bool}{IsSupportedFormat}{\param{wxDataFormat}{ format}, \param{const wxString\&}{ id = ""}} +format. Returns TRUE on success. -Returns TRUE if the given format is available on the clipboard. +\membersection{wxClipboard::IsSupported}\label{wxclipboardissupported} -\wxheading{Parameters} +\func{bool}{IsSupported}{\param{wxDataObject&}{ data}} -\docparam{format}{The format. See \helpref{wxDataObject}{wxdataobject} for a list of formats.} - -\docparam{id}{ If {\it format} is wxDF\_PRIVATE, {\it id} is the identifier of the private data format.} +Returns TRUE if the format of the given data object is available on the clipboard. \membersection{wxClipboard::Open}\label{wxclipboardopen} @@ -97,10 +104,13 @@ and \helpref{wxClipboard::GetData}{wxclipboardgetdata}. Call \helpref{wxClipboard::Close}{wxclipboardclose} when you have finished with the clipboard. You should keep the clipboard open for only a very short time. +Returns TRUE on success. This should be tested (as in the sample shown above). + \membersection{wxClipboard::SetData}\label{wxclipboardsetdata} \func{bool}{SetData}{\param{wxDataObject*}{ data}} -Call this function to set a data object to the clipboard. This function can be called several times -to put different formats on the clipboard. +Call this function to set the data object to the clipboard. This function will +clear all previous contents in the clipboard, so calling it several times +does not make any sense.