X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d6b7a9285c628f751edc5cccbd8439d655e6f91c..c699b4583b6047191ac326728654c6fe8920aa7b:/docs/latex/wx/artprov.tex diff --git a/docs/latex/wx/artprov.tex b/docs/latex/wx/artprov.tex index 179111d9e6..18c24acaeb 100644 --- a/docs/latex/wx/artprov.tex +++ b/docs/latex/wx/artprov.tex @@ -10,9 +10,10 @@ When wxWidgets needs to display an icon or a bitmap (e.g. in the standard file dialog), it does not use a hard-coded resource but asks wxArtProvider for it instead. This way users can plug in their own wxArtProvider class and easily replace standard art with their own version. All -that is needed is to derive a class from wxArtProvider, override its -\helpref{CreateBitmap}{wxartprovidercreatebitmap} method and register the -provider with +that is needed is to derive a class from wxArtProvider, override either its +\helpref{CreateBitmap}{wxartprovidercreatebitmap} and/or its +\helpref{CreateIconBundle}{wxartprovidercreateiconbundle} methods +and register the provider with \helpref{wxArtProvider::Push}{wxartproviderpush}: \begin{verbatim} @@ -22,12 +23,20 @@ provider with wxBitmap CreateBitmap(const wxArtID& id, const wxArtClient& client, const wxSize size) + + // optionally override this one as well + wxIconBundle CreateIconBundle(const wxArtID& id, + const wxArtClient& client) { ... } }; ... wxArtProvider::Push(new MyProvider); \end{verbatim} +If you need bitmap images (of the same artwork) that should be displayed at different sizes +you should probably consider overriding \helpref{CreateIconBundle()}{wxartprovidercreateiconbundle} +and supplying icon bundles that contain different bitmap sizes. + There's another way of taking advantage of this class: you can use it in your code and use platform native icons as provided by \helpref{wxArtProvider::GetBitmap}{wxartprovidergetbitmap} or \helpref{wxArtProvider::GetIcon}{wxartprovidergeticon} (NB: this is not yet really @@ -37,7 +46,7 @@ small). \membersection{Identifying art resources}\label{artprovideridentifying} -Every bitmap is known to wxArtProvider under an unique ID that is used by when +Every bitmap and icon bundle are known to wxArtProvider under an unique ID that is used when requesting a resource from it. The ID is represented by wxArtID type and can have one of these predefined values (you can see bitmaps represented by these constants in the \helpref{artprov}{sampleartprovider} sample): @@ -144,6 +153,10 @@ See the \helpref{artprov}{sampleartprovider} sample for an example of wxArtProvi +\wxheading{Library} + +\helpref{wxCore}{librarieslist} + \latexignore{\rtfignore{\wxheading{Members}}} @@ -159,10 +172,10 @@ by \helpref{GetBitmap}{wxartprovidergetbitmap}. \func{wxBitmap}{CreateBitmap}{\param{const wxArtID\& }{id}, \param{const wxArtClient\& }{client}, \param{const wxSize\& }{size}} -Derived art provider classes must override this method to create requested -art resource. Note that returned bitmaps are cached by wxArtProvider and it is therefore -not necessary to optimize CreateBitmap for speed (e.g. you may create wxBitmap objects -from XPMs here). +Derived art provider classes must override this method to create requested art +resource. Note that returned bitmaps are cached by wxArtProvider and it is +therefore not necessary to optimize CreateBitmap() for speed (e.g. you may +create wxBitmap objects from XPMs here). \wxheading{Parameters} @@ -178,9 +191,23 @@ dimensions, it will be automatically rescaled to meet client's request.} This is {\bf not} part of wxArtProvider's public API, use \helpref{wxArtProvider::GetBitmap}{wxartprovidergetbitmap} or +\helpref{wxArtProvider::GetIconBundle}{wxartprovidergeticonbundle} or \helpref{wxArtProvider::GetIcon}{wxartprovidergeticon} to query wxArtProvider for a resource. +\wxheading{See also} + +\helpref{CreateIconBundle}{wxartprovidercreateiconbundle} + + +\membersection{wxArtProvider::CreateIconBundle}\label{wxartprovidercreateiconbundle} + +\func{wxIconBundle}{CreateIconBundle}{\param{const wxArtID\& }{id}, \param{const wxArtClient\& }{client}} + +This method is similar to \helpref{CreateBitmap}{wxartprovidercreatebitmap} but +can be used when a bitmap (or an icon) exists in several sizes. + + \membersection{wxArtProvider::Delete}\label{wxartproviderdelete} @@ -208,6 +235,23 @@ Query registered providers for bitmap with given ID. The bitmap if one of registered providers recognizes the ID or wxNullBitmap otherwise. +\membersection{wxArtProvider::GetIconBundle}\label{wxartprovidergeticonbundle} + +\func{static wxIconBundle}{GetIconBundle}{\param{const wxArtID\& }{id}, \param{const wxArtClient\& }{client = wxART\_OTHER}} + +Query registered providers for icon bundle with given ID. + +\wxheading{Parameters} + +\docparam{id}{wxArtID unique identifier of the icon bundle.} + +\docparam{client}{wxArtClient identifier of the client (i.e. who is asking for the icon bundle).} + +\wxheading{Return value} + +The icon bundle if one of registered providers recognizes the ID or wxNullIconBundle otherwise. + + \membersection{wxArtProvider::GetIcon}\label{wxartprovidergeticon} \func{static wxIcon}{GetIcon}{\param{const wxArtID\& }{id}, \param{const wxArtClient\& }{client = wxART\_OTHER}, \param{const wxSize\& }{size = wxDefaultSize}}