xref: /aoo41x/main/vcl/inc/impimagetree.hxx (revision cdf0e10c)
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27 
28 #ifndef INCLUDED_VCL_IMPIMAGETREE_HXX
29 #define INCLUDED_VCL_IMPIMAGETREE_HXX
30 
31 #include "sal/config.h"
32 
33 #include <list>
34 #include <utility>
35 #include <vector>
36 
37 #include <hash_map>
38 
39 #include "boost/noncopyable.hpp"
40 #include "com/sun/star/uno/Reference.hxx"
41 #include "rtl/ustring.hxx"
42 #include "salhelper/singletonref.hxx"
43 
44 namespace com { namespace sun { namespace star { namespace container {
45     class XNameAccess;
46 } } } }
47 class BitmapEx;
48 
49 class ImplImageTree: private boost::noncopyable {
50 public:
51     ImplImageTree();
52 
53     ~ImplImageTree();
54 
55     // check whether the icon style is installed
56     bool checkStyle(rtl::OUString const & style);
57 
58     bool loadImage(
59         rtl::OUString const & name, rtl::OUString const & style,
60         BitmapEx & bitmap, bool localized = false );
61 
62     void shutDown();
63         // a crude form of life cycle control (called from DeInitVCL; otherwise,
64         // if the ImplImageTree singleton were destroyed during exit that would
65         // be too late for the destructors of the bitmaps in m_iconCache)
66 
67 private:
68     typedef std::list<
69         std::pair<
70             rtl::OUString,
71             com::sun::star::uno::Reference<
72                 com::sun::star::container::XNameAccess > > > Zips;
73 
74     typedef std::hash_map<
75         rtl::OUString, bool, rtl::OUStringHash > CheckStyleCache;
76     typedef std::hash_map<
77         rtl::OUString, std::pair< bool, BitmapEx >, rtl::OUStringHash > IconCache;
78 
79     rtl::OUString m_style;
80     Zips m_zips;
81     CheckStyleCache m_checkStyleCache;
82     IconCache m_iconCache;
83 
84     void setStyle(rtl::OUString const & style );
85 
86     void resetZips();
87 
88     bool checkStyleCacheLookup( rtl::OUString const & style, bool &exists );
89     bool iconCacheLookup( rtl::OUString const & name, bool localized, BitmapEx & bitmap );
90 
91     bool find(std::vector< rtl::OUString > const & paths, BitmapEx & bitmap );
92 };
93 
94 typedef salhelper::SingletonRef< ImplImageTree > ImplImageTreeSingletonRef;
95 
96 #endif
97