include/wx/artprov.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/artprov.h
   3 // Purpose:     wxArtProvider class
   4 // Author:      Vaclav Slavik
   5 // Modified by:
   6 // Created:     18/03/2002
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Vaclav Slavik
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_ARTPROV_H_
  13 #define _WX_ARTPROV_H_
  14
  15 #include "wx/string.h"
  16 #include "wx/bitmap.h"
  17 #include "wx/icon.h"
  18 #include "wx/iconbndl.h"
  19
  20 class WXDLLIMPEXP_FWD_CORE wxArtProvidersList;
  21 class WXDLLIMPEXP_FWD_CORE wxArtProviderCache;
  22 class wxArtProviderModule;
  23
  24 // ----------------------------------------------------------------------------
  25 // Types
  26 // ----------------------------------------------------------------------------
  27
  28 typedef wxString wxArtClient;
  29 typedef wxString wxArtID;
  30
  31 #define wxART_MAKE_CLIENT_ID_FROM_STR(id)  (id + _T("_C"))
  32 #define wxART_MAKE_CLIENT_ID(id)           _T(#id) _T("_C")
  33 #define wxART_MAKE_ART_ID_FROM_STR(id)     (id)
  34 #define wxART_MAKE_ART_ID(id)              _T(#id)
  35
  36 // ----------------------------------------------------------------------------
  37 // Art clients
  38 // ----------------------------------------------------------------------------
  39
  40 #define wxART_TOOLBAR              wxART_MAKE_CLIENT_ID(wxART_TOOLBAR)
  41 #define wxART_MENU                 wxART_MAKE_CLIENT_ID(wxART_MENU)
  42 #define wxART_FRAME_ICON           wxART_MAKE_CLIENT_ID(wxART_FRAME_ICON)
  43
  44 #define wxART_CMN_DIALOG           wxART_MAKE_CLIENT_ID(wxART_CMN_DIALOG)
  45 #define wxART_HELP_BROWSER         wxART_MAKE_CLIENT_ID(wxART_HELP_BROWSER)
  46 #define wxART_MESSAGE_BOX          wxART_MAKE_CLIENT_ID(wxART_MESSAGE_BOX)
  47 #define wxART_BUTTON               wxART_MAKE_CLIENT_ID(wxART_BUTTON)
  48 #define wxART_LIST                 wxART_MAKE_CLIENT_ID(wxART_LIST)
  49
  50 #define wxART_OTHER                wxART_MAKE_CLIENT_ID(wxART_OTHER)
  51
  52 // ----------------------------------------------------------------------------
  53 // Art IDs
  54 // ----------------------------------------------------------------------------
  55
  56 #define wxART_ADD_BOOKMARK         wxART_MAKE_ART_ID(wxART_ADD_BOOKMARK)
  57 #define wxART_DEL_BOOKMARK         wxART_MAKE_ART_ID(wxART_DEL_BOOKMARK)
  58 #define wxART_HELP_SIDE_PANEL      wxART_MAKE_ART_ID(wxART_HELP_SIDE_PANEL)
  59 #define wxART_HELP_SETTINGS        wxART_MAKE_ART_ID(wxART_HELP_SETTINGS)
  60 #define wxART_HELP_BOOK            wxART_MAKE_ART_ID(wxART_HELP_BOOK)
  61 #define wxART_HELP_FOLDER          wxART_MAKE_ART_ID(wxART_HELP_FOLDER)
  62 #define wxART_HELP_PAGE            wxART_MAKE_ART_ID(wxART_HELP_PAGE)
  63 #define wxART_GO_BACK              wxART_MAKE_ART_ID(wxART_GO_BACK)
  64 #define wxART_GO_FORWARD           wxART_MAKE_ART_ID(wxART_GO_FORWARD)
  65 #define wxART_GO_UP                wxART_MAKE_ART_ID(wxART_GO_UP)
  66 #define wxART_GO_DOWN              wxART_MAKE_ART_ID(wxART_GO_DOWN)
  67 #define wxART_GO_TO_PARENT         wxART_MAKE_ART_ID(wxART_GO_TO_PARENT)
  68 #define wxART_GO_HOME              wxART_MAKE_ART_ID(wxART_GO_HOME)
  69 #define wxART_FILE_OPEN            wxART_MAKE_ART_ID(wxART_FILE_OPEN)
  70 #define wxART_FILE_SAVE            wxART_MAKE_ART_ID(wxART_FILE_SAVE)
  71 #define wxART_FILE_SAVE_AS         wxART_MAKE_ART_ID(wxART_FILE_SAVE_AS)
  72 #define wxART_PRINT                wxART_MAKE_ART_ID(wxART_PRINT)
  73 #define wxART_HELP                 wxART_MAKE_ART_ID(wxART_HELP)
  74 #define wxART_TIP                  wxART_MAKE_ART_ID(wxART_TIP)
  75 #define wxART_REPORT_VIEW          wxART_MAKE_ART_ID(wxART_REPORT_VIEW)
  76 #define wxART_LIST_VIEW            wxART_MAKE_ART_ID(wxART_LIST_VIEW)
  77 #define wxART_NEW_DIR              wxART_MAKE_ART_ID(wxART_NEW_DIR)
  78 #define wxART_HARDDISK             wxART_MAKE_ART_ID(wxART_HARDDISK)
  79 #define wxART_FLOPPY               wxART_MAKE_ART_ID(wxART_FLOPPY)
  80 #define wxART_CDROM                wxART_MAKE_ART_ID(wxART_CDROM)
  81 #define wxART_REMOVABLE            wxART_MAKE_ART_ID(wxART_REMOVABLE)
  82 #define wxART_FOLDER               wxART_MAKE_ART_ID(wxART_FOLDER)
  83 #define wxART_FOLDER_OPEN          wxART_MAKE_ART_ID(wxART_FOLDER_OPEN)
  84 #define wxART_GO_DIR_UP            wxART_MAKE_ART_ID(wxART_GO_DIR_UP)
  85 #define wxART_EXECUTABLE_FILE      wxART_MAKE_ART_ID(wxART_EXECUTABLE_FILE)
  86 #define wxART_NORMAL_FILE          wxART_MAKE_ART_ID(wxART_NORMAL_FILE)
  87 #define wxART_TICK_MARK            wxART_MAKE_ART_ID(wxART_TICK_MARK)
  88 #define wxART_CROSS_MARK           wxART_MAKE_ART_ID(wxART_CROSS_MARK)
  89 #define wxART_ERROR                wxART_MAKE_ART_ID(wxART_ERROR)
  90 #define wxART_QUESTION             wxART_MAKE_ART_ID(wxART_QUESTION)
  91 #define wxART_WARNING              wxART_MAKE_ART_ID(wxART_WARNING)
  92 #define wxART_INFORMATION          wxART_MAKE_ART_ID(wxART_INFORMATION)
  93 #define wxART_MISSING_IMAGE        wxART_MAKE_ART_ID(wxART_MISSING_IMAGE)
  94
  95 #define wxART_COPY                 wxART_MAKE_ART_ID(wxART_COPY)
  96 #define wxART_CUT                  wxART_MAKE_ART_ID(wxART_CUT)
  97 #define wxART_PASTE                wxART_MAKE_ART_ID(wxART_PASTE)
  98 #define wxART_DELETE               wxART_MAKE_ART_ID(wxART_DELETE)
  99 #define wxART_NEW                  wxART_MAKE_ART_ID(wxART_NEW)
 100
 101 #define wxART_UNDO                 wxART_MAKE_ART_ID(wxART_UNDO)
 102 #define wxART_REDO                 wxART_MAKE_ART_ID(wxART_REDO)
 103
 104 #define wxART_QUIT                 wxART_MAKE_ART_ID(wxART_QUIT)
 105
 106 #define wxART_FIND                 wxART_MAKE_ART_ID(wxART_FIND)
 107 #define wxART_FIND_AND_REPLACE     wxART_MAKE_ART_ID(wxART_FIND_AND_REPLACE)
 108
 109
 110 // ----------------------------------------------------------------------------
 111 // wxArtProvider class
 112 // ----------------------------------------------------------------------------
 113
 114 class WXDLLIMPEXP_CORE wxArtProvider : public wxObject
 115 {
 116 public:
 117     // Dtor removes the provider from providers stack if it's still on it
 118     virtual ~wxArtProvider();
 119
 120     // Does this platform implement native icons theme?
 121     static bool HasNativeProvider();
 122
 123     // Add new provider to the top of providers stack (i.e. the provider will
 124     // be queried first of all).
 125     static void Push(wxArtProvider *provider);
 126
 127     // Add new provider to the bottom of providers stack (i.e. the provider
 128     // will be queried as the last one).
 129     static void PushBack(wxArtProvider *provider);
 130
 131 #if WXWIN_COMPATIBILITY_2_8
 132     // use PushBack(), it's the same thing
 133     wxDEPRECATED( static void Insert(wxArtProvider *provider) );
 134 #endif
 135
 136     // Remove latest added provider and delete it.
 137     static bool Pop();
 138
 139     // Remove provider from providers stack but don't delete it.
 140     static bool Remove(wxArtProvider *provider);
 141
 142     // Delete the given provider and remove it from the providers stack.
 143     static bool Delete(wxArtProvider *provider);
 144
 145
 146     // Query the providers for bitmap with given ID and return it. Return
 147     // wxNullBitmap if no provider provides it.
 148     static wxBitmap GetBitmap(const wxArtID& id,
 149                               const wxArtClient& client = wxART_OTHER,
 150                               const wxSize& size = wxDefaultSize);
 151
 152     // Query the providers for icon with given ID and return it. Return
 153     // wxNullIcon if no provider provides it.
 154     static wxIcon GetIcon(const wxArtID& id,
 155                           const wxArtClient& client = wxART_OTHER,
 156                           const wxSize& size = wxDefaultSize);
 157
 158     // Helper used by several generic classes: return the icon corresponding to
 159     // the standard wxICON_INFORMATION/WARNING/ERROR/QUESTION flags (only one
 160     // can be set)
 161     static wxIcon GetMessageBoxIcon(int flags);
 162
 163     // Query the providers for iconbundle with given ID and return it. Return
 164     // wxNullIconBundle if no provider provides it.
 165     static wxIconBundle GetIconBundle(const wxArtID& id,
 166                                       const wxArtClient& client = wxART_OTHER);
 167
 168     // Gets native size for given 'client' or wxDefaultSize if it doesn't
 169     // have native equivalent
 170     static wxSize GetNativeSizeHint(const wxArtClient& client);
 171
 172     // Get the size hint of an icon from a specific wxArtClient, queries
 173     // the topmost provider if platform_dependent = false
 174     static wxSize GetSizeHint(const wxArtClient& client, bool platform_dependent = false);
 175
 176 #if WXWIN_COMPATIBILITY_2_6
 177     // use the corresponding methods without redundant "Provider" suffix
 178     wxDEPRECATED( static void PushProvider(wxArtProvider *provider) );
 179     wxDEPRECATED( static void InsertProvider(wxArtProvider *provider) );
 180     wxDEPRECATED( static bool PopProvider() );
 181
 182     // use Delete() if this is what you really need, or just delete the
 183     // provider pointer, do not use Remove() as it does not delete the pointer
 184     // unlike RemoveProvider() which does
 185     wxDEPRECATED( static bool RemoveProvider(wxArtProvider *provider) );
 186 #endif // WXWIN_COMPATIBILITY_2_6
 187
 188 protected:
 189     friend class wxArtProviderModule;
 190     // Initializes default provider
 191     static void InitStdProvider();
 192     // Initializes platform's native provider, if available (e.g. GTK2)
 193     static void InitNativeProvider();
 194     // Destroy caches & all providers
 195     static void CleanUpProviders();
 196
 197     // Get the default size of an icon for a specific client
 198     virtual wxSize DoGetSizeHint(const wxArtClient& client)
 199     {
 200         return GetSizeHint(client, true);
 201     }
 202
 203     // Derived classes must override CreateBitmap or CreateIconBundle
 204     // (or both) to create requested art resource. This method is called
 205     // only once per instance's lifetime for each requested wxArtID.
 206     virtual wxBitmap CreateBitmap(const wxArtID& WXUNUSED(id),
 207                                   const wxArtClient& WXUNUSED(client),
 208                                   const wxSize& WXUNUSED(size))
 209     {
 210         return wxNullBitmap;
 211     }
 212
 213     virtual wxIconBundle CreateIconBundle(const wxArtID& WXUNUSED(id),
 214                                           const wxArtClient& WXUNUSED(client))
 215     {
 216         return wxNullIconBundle;
 217     }
 218
 219 private:
 220     static void CommonAddingProvider();
 221     static wxIconBundle DoGetIconBundle(const wxArtID& id,
 222                                         const wxArtClient& client);
 223
 224 private:
 225     // list of providers:
 226     static wxArtProvidersList *sm_providers;
 227     // art resources cache (so that CreateXXX is not called that often):
 228     static wxArtProviderCache *sm_cache;
 229
 230     DECLARE_ABSTRACT_CLASS(wxArtProvider)
 231 };
 232
 233
 234 #if !defined(__WXUNIVERSAL__) && \
 235     ((defined(__WXGTK__) && defined(__WXGTK20__)) || defined(__WXMSW__) || \
 236      (defined(__WXMAC__) && wxOSX_USE_COCOA_OR_CARBON))
 237   // *some* (partial) native implementation of wxArtProvider exists; this is
 238   // not the same as wxArtProvider::HasNativeProvider()!
 239   #define wxHAS_NATIVE_ART_PROVIDER_IMPL
 240 #endif
 241
 242 #endif // _WX_ARTPROV_H_