wxWidgets/include/wx/iconbndl.h

143 lines
4.8 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/iconbndl.h
// Purpose: wxIconBundle
// Author: Mattia barbon
// Modified by:
// Created: 23.03.02
// Copyright: (c) Mattia Barbon
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_ICONBNDL_H_
#define _WX_ICONBNDL_H_
#include "wx/gdiobj.h"
#include "wx/gdicmn.h" // for wxSize
#include "wx/icon.h"
#include "wx/dynarray.h"
class WXDLLIMPEXP_FWD_BASE wxInputStream;
WX_DECLARE_EXPORTED_OBJARRAY(wxIcon, wxIconArray);
// this class can't load bitmaps of type wxBITMAP_TYPE_ICO_RESOURCE,
// if you need them, you have to load them manually and call
// wxIconCollection::AddIcon
class WXDLLIMPEXP_CORE wxIconBundle : public wxGDIObject
{
public:
// Flags that determine what happens if GetIcon() doesn't find the icon of
// exactly the requested size.
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 constructor
wxIconBundle();
// initializes the bundle with the icon(s) found in the file
#if wxUSE_STREAMS && wxUSE_IMAGE
#if wxUSE_FFILE || wxUSE_FILE
wxIconBundle(const wxString& file, wxBitmapType type = wxBITMAP_TYPE_ANY);
#endif // wxUSE_FFILE || wxUSE_FILE
wxIconBundle(wxInputStream& stream, wxBitmapType type = wxBITMAP_TYPE_ANY);
#endif // wxUSE_STREAMS && wxUSE_IMAGE
// initializes the bundle with a single icon
wxIconBundle(const wxIcon& icon);
#ifdef __WINDOWS__
// initializes the bundle with the icons from a group icon stored as an MS Windows resource
wxIconBundle(const wxString& resourceName, WXHINSTANCE module);
#endif
// default copy ctor and assignment operator are OK
// adds all the icons contained in the file to the collection,
// if the collection already contains icons with the same
// width and height, they are replaced
#if wxUSE_STREAMS && wxUSE_IMAGE
#if wxUSE_FFILE || wxUSE_FILE
void AddIcon(const wxString& file, wxBitmapType type = wxBITMAP_TYPE_ANY);
#endif // wxUSE_FFILE || wxUSE_FILE
void AddIcon(wxInputStream& stream, wxBitmapType type = wxBITMAP_TYPE_ANY);
#endif // wxUSE_STREAMS && wxUSE_IMAGE
#ifdef __WINDOWS__
// loads all the icons from a group icon stored in an MS Windows resource
void AddIcon(const wxString& resourceName, WXHINSTANCE module);
#endif
// adds the icon to the collection, if the collection already
// contains an icon with the same width and height, it is
// replaced
void AddIcon(const wxIcon& icon);
// returns the icon with the given size; if no such icon exists,
// behavior is specified by the flags.
wxIcon GetIcon(const wxSize& size, int flags = FALLBACK_SYSTEM) const;
// equivalent to GetIcon(wxSize(size, size))
wxIcon GetIcon(wxCoord size = wxDefaultCoord,
int flags = FALLBACK_SYSTEM) const
{ return GetIcon(wxSize(size, size), flags); }
// returns the icon exactly of the specified size or wxNullIcon if no icon
// of exactly given size are available
wxIcon GetIconOfExactSize(const wxSize& size) const;
wxIcon GetIconOfExactSize(wxCoord size) const
{ return GetIconOfExactSize(wxSize(size, size)); }
// enumerate all icons in the bundle: don't use these functions if ti can
// be avoided, using GetIcon() directly is better
// return the number of available icons
size_t GetIconCount() const;
// return the icon at index (must be < GetIconCount())
wxIcon GetIconByIndex(size_t n) const;
// check if we have any icons at all
bool IsEmpty() const { return GetIconCount() == 0; }
#if WXWIN_COMPATIBILITY_2_8
#if wxUSE_STREAMS && wxUSE_IMAGE && (wxUSE_FFILE || wxUSE_FILE)
wxDEPRECATED( void AddIcon(const wxString& file, long type)
{
AddIcon(file, (wxBitmapType)type);
}
)
wxDEPRECATED_CONSTRUCTOR( wxIconBundle (const wxString& file, long type)
{
AddIcon(file, (wxBitmapType)type);
}
)
#endif // wxUSE_STREAMS && wxUSE_IMAGE && (wxUSE_FFILE || wxUSE_FILE)
#endif // WXWIN_COMPATIBILITY_2_8
protected:
virtual wxGDIRefData *CreateGDIRefData() const wxOVERRIDE;
virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const wxOVERRIDE;
private:
// delete all icons
void DeleteIcons();
wxDECLARE_DYNAMIC_CLASS(wxIconBundle);
};
#endif // _WX_ICONBNDL_H_