include/wx/iconbndl.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/iconbndl.h
   3 // Purpose:     wxIconBundle
   4 // Author:      Mattia barbon
   5 // Modified by:
   6 // Created:     23.03.02
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Mattia Barbon
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_ICONBNDL_H_
  13 #define _WX_ICONBNDL_H_
  14
  15 #include "wx/dynarray.h"
  16 #include "wx/gdiobj.h"
  17 // for wxSize
  18 #include "wx/gdicmn.h"
  19 #include "wx/icon.h"
  20
  21 class WXDLLIMPEXP_FWD_CORE wxIcon;
  22 class WXDLLIMPEXP_FWD_BASE wxString;
  23
  24 class WXDLLIMPEXP_FWD_CORE wxIconBundle;
  25
  26 WX_DECLARE_EXPORTED_OBJARRAY(wxIcon, wxIconArray);
  27
  28 // this class can't load bitmaps of type wxBITMAP_TYPE_ICO_RESOURCE,
  29 // if you need them, you have to load them manually and call
  30 // wxIconCollection::AddIcon
  31 class WXDLLEXPORT wxIconBundle : public wxGDIObject
  32 {
  33 public:
  34     // default constructor
  35     wxIconBundle();
  36
  37     // initializes the bundle with the icon(s) found in the file
  38     wxIconBundle(const wxString& file, long type);
  39
  40     // initializes the bundle with a single icon
  41     wxIconBundle(const wxIcon& icon);
  42
  43     // initializes the bundle from another icon bundle
  44     wxIconBundle(const wxIconBundle& icon);
  45
  46     wxIconBundle& operator=(const wxIconBundle& ic)
  47         { if ( this != &ic) Ref(ic); return *this; }
  48
  49
  50     // adds all the icons contained in the file to the collection,
  51     // if the collection already contains icons with the same
  52     // width and height, they are replaced
  53     void AddIcon(const wxString& file, long type);
  54
  55     // adds the icon to the collection, if the collection already
  56     // contains an icon with the same width and height, it is
  57     // replaced
  58     void AddIcon(const wxIcon& icon);
  59
  60     // returns the icon with the given size; if no such icon exists,
  61     // returns the icon with size wxSYS_ICON_[XY]; if no such icon exists,
  62     // returns the first icon in the bundle
  63     wxIcon GetIcon(const wxSize& size) const;
  64
  65     // equivalent to GetIcon(wxSize(size, size))
  66     wxIcon GetIcon(wxCoord size = wxDefaultCoord) const
  67         { return GetIcon(wxSize(size, size)); }
  68
  69     // returns the icon exactly of the specified size or wxNullIcon if no icon
  70     // of exactly given size are available
  71     wxIcon GetIconOfExactSize(const wxSize& size) const;
  72     wxIcon GetIconOfExactSize(wxCoord size) const
  73         { return GetIconOfExactSize(wxSize(size, size)); }
  74
  75     // enumerate all icons in the bundle: don't use these functions if ti can
  76     // be avoided, using GetIcon() directly is better
  77
  78     // return the number of available icons
  79     size_t GetIconCount() const;
  80
  81     // return the icon at index (must be < GetIconCount())
  82     wxIcon GetIconByIndex(size_t n) const;
  83
  84     // check if we have any icons at all
  85     bool IsEmpty() const { return GetIconCount() == 0; }
  86
  87 protected:
  88     virtual wxGDIRefData *CreateGDIRefData() const;
  89     virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
  90
  91 private:
  92     // delete all icons
  93     void DeleteIcons();
  94
  95     DECLARE_DYNAMIC_CLASS(wxIconBundle)
  96 };
  97
  98 #endif // _WX_ICONBNDL_H_