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00003 #ifndef _LIBGNOMEUIMM_THUMBNAIL_H
00004 #define _LIBGNOMEUIMM_THUMBNAIL_H
00005
00006
00007 #include <glibmm.h>
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00028 #include <glibmm/object.h>
00029 #include <gdkmm/pixbuf.h>
00030
00031
00032 #ifndef DOXYGEN_SHOULD_SKIP_THIS
00033 typedef struct _GnomeThumbnailFactory GnomeThumbnailFactory;
00034 typedef struct _GnomeThumbnailFactoryClass GnomeThumbnailFactoryClass;
00035 #endif
00036
00037
00038 namespace Gnome
00039 {
00040
00041 namespace UI
00042 { class ThumbnailFactory_Class; }
00043
00044 }
00045 namespace Gnome
00046 {
00047
00048 namespace UI
00049 {
00050
00056 enum ThumbnailSize
00057 {
00058 THUMBNAIL_SIZE_NORMAL,
00059 THUMBNAIL_SIZE_LARGE
00060 };
00061
00062
00063 class ThumbnailFactory : public Glib::Object
00064 {
00065
00066 #ifndef DOXYGEN_SHOULD_SKIP_THIS
00067
00068 public:
00069 typedef ThumbnailFactory CppObjectType;
00070 typedef ThumbnailFactory_Class CppClassType;
00071 typedef GnomeThumbnailFactory BaseObjectType;
00072 typedef GnomeThumbnailFactoryClass BaseClassType;
00073
00074 private: friend class ThumbnailFactory_Class;
00075 static CppClassType thumbnailfactory_class_;
00076
00077 private:
00078
00079 ThumbnailFactory(const ThumbnailFactory&);
00080 ThumbnailFactory& operator=(const ThumbnailFactory&);
00081
00082 protected:
00083 explicit ThumbnailFactory(const Glib::ConstructParams& construct_params);
00084 explicit ThumbnailFactory(GnomeThumbnailFactory* castitem);
00085
00086 #endif
00087
00088 public:
00089 virtual ~ThumbnailFactory();
00090
00091 #ifndef DOXYGEN_SHOULD_SKIP_THIS
00092 static GType get_type() G_GNUC_CONST;
00093 static GType get_base_type() G_GNUC_CONST;
00094 #endif
00095
00097 GnomeThumbnailFactory* gobj() { return reinterpret_cast<GnomeThumbnailFactory*>(gobject_); }
00098
00100 const GnomeThumbnailFactory* gobj() const { return reinterpret_cast<GnomeThumbnailFactory*>(gobject_); }
00101
00103 GnomeThumbnailFactory* gobj_copy();
00104
00105 private:
00106
00107 public:
00108 static Glib::RefPtr<ThumbnailFactory> create(ThumbnailSize size);
00109
00110
00111 Glib::ustring lookup(const Glib::ustring& uri, time_t mtime) const;
00112
00113 bool has_valid_failed_thumbnail(const Glib::ustring& uri, time_t mtime) const;
00114
00115 bool can_thumbnail(const Glib::ustring& uri, const Glib::ustring& mime_type, time_t mtime) const;
00116
00117 Glib::RefPtr<Gdk::Pixbuf> generate_thumbnail(const Glib::ustring& uri, const Glib::ustring& mime_type) const;
00118
00119 void save_thumbnail(const Glib::RefPtr<Gdk::Pixbuf>& thumbnail, const Glib::ustring& uri, time_t original_mtime);
00120
00121 void create_failed_thumbnail(const Glib::ustring& uri, time_t mtime) const;
00122
00123
00124 public:
00125
00126 public:
00127
00128 #ifdef GLIBMM_VFUNCS_ENABLED
00129 #endif //GLIBMM_VFUNCS_ENABLED
00130
00131 protected:
00132
00133 #ifdef GLIBMM_VFUNCS_ENABLED
00134 #endif //GLIBMM_VFUNCS_ENABLED
00135
00136
00137 #ifdef GLIBMM_DEFAULT_SIGNAL_HANDLERS_ENABLED
00138 #endif //GLIBMM_DEFAULT_SIGNAL_HANDLERS_ENABLED
00139
00140
00141 };
00142
00143
00144 bool thumbnail_has_uri(const Glib::RefPtr<Gdk::Pixbuf>& pixbuf, const Glib::ustring& uri);
00145 bool thumbnail_is_valid(const Glib::RefPtr<Gdk::Pixbuf>& pixbuf, const Glib::ustring& uri, time_t mtime);
00146
00147 Glib::ustring thumbnail_md5(const Glib::ustring& uri);
00148 Glib::ustring thumbnail_path_for_uri(const Glib::ustring& uri, ThumbnailSize size);
00149
00150
00151 Glib::RefPtr<Gdk::Pixbuf> thumbnail_scale_down_pixbuf(const Glib::RefPtr<Gdk::Pixbuf>& pixbuf, int dest_width, int dest_height);
00152
00153 }
00154 }
00155
00156
00157 namespace Glib
00158 {
00164 Glib::RefPtr<Gnome::UI::ThumbnailFactory> wrap(GnomeThumbnailFactory* object, bool take_copy = false);
00165 }
00166
00167
00168 #endif
00169