// Name: iconbndl.h
// Purpose: interface of wxIconBundle
// Author: wxWidgets team
-// RCS-ID: $Id$
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
/**
class wxIconBundle : public wxGDIObject
{
public:
+ /**
+ The elements of this enum determine what happens if GetIcon() doesn't
+ find the icon of exactly the requested size.
+
+ @since 2.9.4
+ */
+ enum
+ {
+ /// Return invalid icon if exact size is not found.
+ FALLBACK_NONE = 0,
+
+ /// Return the icon of the system icon size if exact size is not found.
+ /// May be combined with other non-NONE enum elements to determine what
+ /// happens if the system icon size is not found neither.
+ FALLBACK_SYSTEM = 1,
+
+ /// Return the icon of closest larger size or, if there is no icon of
+ /// larger size in the bundle, the closest icon of smaller size.
+ FALLBACK_NEAREST_LARGER = 2
+ };
+
+
/**
Default ctor.
*/
/**
Initializes the bundle with the icon(s) found in the file.
*/
- wxIconBundle(const wxString& file, wxBitmapType type);
+ wxIconBundle(const wxString& file, wxBitmapType type = wxBITMAP_TYPE_ANY);
+
+ /**
+ Initializes the bundle with the icon(s) found in the stream.
+
+ Notice that the @a stream must be seekable, at least if it contains
+ more than one icon. The stream pointer is positioned after the last
+ icon read from the stream when this function returns.
+
+ @since 2.9.0
+ */
+ wxIconBundle(wxInputStream& stream, wxBitmapType type = wxBITMAP_TYPE_ANY);
/**
Initializes the bundle with a single icon.
virtual ~wxIconBundle();
/**
- Adds all the icons contained in the file to the bundle; if the collection
- already contains icons with the same width and height, they are replaced
- by the new ones.
+ Adds all the icons contained in the file to the bundle; if the
+ collection already contains icons with the same width and height, they
+ are replaced by the new ones.
+ */
+ void AddIcon(const wxString& file, wxBitmapType type = wxBITMAP_TYPE_ANY);
+
+ /**
+ Adds all the icons contained in the stream to the bundle; if the
+ collection already contains icons with the same width and height, they
+ are replaced by the new ones.
+
+ Notice that, as well as in the constructor loading the icon bundle from
+ stream, the @a stream must be seekable, at least if more than one icon
+ is to be loaded from it.
+
+ @since 2.9.0
*/
- void AddIcon(const wxString& file, wxBitmapType type);
+ void AddIcon(wxInputStream& stream, wxBitmapType type = wxBITMAP_TYPE_ANY);
/**
Adds the icon to the collection; if the collection already
void AddIcon(const wxIcon& icon);
/**
- Returns the icon with the given size; if no such icon exists, returns
- the icon with size @c wxSYS_ICON_X and @c wxSYS_ICON_Y; if no such icon
- exists, returns the first icon in the bundle.
-
- If size = wxDefaultSize, returns the icon with size @c wxSYS_ICON_X and
- @c wxSYS_ICON_Y.
+ Returns the icon with the given size.
+
+ If @a size is ::wxDefaultSize, it is interpreted as the standard system
+ icon size, i.e. the size returned by wxSystemSettings::GetMetric() for
+ @c wxSYS_ICON_X and @c wxSYS_ICON_Y.
+
+ If the bundle contains an icon with exactly the requested size, it's
+ always returned. Otherwise, the behaviour depends on the flags. If only
+ wxIconBundle::FALLBACK_NONE is given, the function returns an invalid
+ icon. If wxIconBundle::FALLBACK_SYSTEM is given, it tries to find the
+ icon of standard system size, regardless of the size passed as
+ parameter. Otherwise, or if the icon system size is not found neither,
+ but wxIconBundle::FALLBACK_NEAREST_LARGER flag is specified, the
+ function returns the smallest icon of the size larger than the
+ requested one or, if this fails too, just the icon closest to the
+ specified size.
+
+ The @a flags parameter is available only since wxWidgets 2.9.4.
*/
- wxIcon GetIcon(const wxSize& size) const;
+ wxIcon GetIcon(const wxSize& size, int flags = FALLBACK_SYSTEM) const;
/**
Same as @code GetIcon( wxSize( size, size ) ) @endcode.
*/
- const wxIcon GetIcon(wxCoord size = -1) const;
+ wxIcon GetIcon(wxCoord size = wxDefaultCoord,
+ int flags = FALLBACK_SYSTEM) const;
/**
Returns the icon with exactly the given size or ::wxNullIcon if this
*/
wxIcon GetIconOfExactSize(const wxSize& size) const;
+ /**
+ return the number of available icons
+ */
+ size_t GetIconCount() const;
+
+ /**
+ return the icon at index (must be < GetIconCount())
+ */
+ wxIcon GetIconByIndex(size_t n) const;
+
/**
Returns @true if the bundle doesn't contain any icons, @false otherwise
(in which case a call to GetIcon() with default parameter should return
*/
wxIconBundle& operator=(const wxIconBundle& ic);
- /**
- Equality operator. This returns @true if two icon bundles are equal.
- */
- bool operator ==(const wxIconBundle& ic);
-
- /**
- Inequality operator. This returns true if two icon bundles are not equal.
- */
- bool operator !=(const wxIconBundle& ic);
};
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