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1 #pragma once
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2 #include "metadb.h"
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3
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4 //! Interface to notify component system about files being deleted or moved. Operates in app's main thread only.
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5 class NOVTABLE file_operation_callback : public service_base {
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6 public:
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7 typedef const pfc::list_base_const_t<const char *> & t_pathlist;
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8 //! p_items is a metadb::path_compare sorted list of files that have been deleted.
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9 virtual void on_files_deleted_sorted(t_pathlist p_items) = 0;
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10 //! p_from is a metadb::path_compare sorted list of files that have been moved, p_to is a list of corresponding target locations.
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11 virtual void on_files_moved_sorted(t_pathlist p_from,t_pathlist p_to) = 0;
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12 //! p_from is a metadb::path_compare sorted list of files that have been copied, p_to is a list of corresponding target locations.
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13 virtual void on_files_copied_sorted(t_pathlist p_from,t_pathlist p_to) = 0;
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14
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15 static void g_on_files_deleted(const pfc::list_base_const_t<const char *> & p_items);
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16 static void g_on_files_moved(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to);
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17 static void g_on_files_copied(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to);
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18
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19 static bool g_search_sorted_list(const pfc::list_base_const_t<const char*> & p_list,const char * p_string,t_size & p_index);
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20 static bool g_update_list_on_moved(metadb_handle_list_ref p_list,t_pathlist p_from,t_pathlist p_to);
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21
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22 static bool g_update_list_on_moved_ex(metadb_handle_list_ref p_list,t_pathlist p_from,t_pathlist p_to, metadb_handle_list_ref itemsAdded, metadb_handle_list_ref itemsRemoved);
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23
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24 static bool g_mark_dead_entries(metadb_handle_list_cref items, bit_array_var & mask, t_pathlist deadPaths);
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25
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26
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27 FB2K_MAKE_SERVICE_INTERFACE_ENTRYPOINT(file_operation_callback);
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28 };
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29
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30
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31
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32 //! New in 0.9.5.
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33 class NOVTABLE file_operation_callback_dynamic {
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34 public:
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35 //! p_items is a metadb::path_compare sorted list of files that have been deleted.
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36 virtual void on_files_deleted_sorted(const pfc::list_base_const_t<const char *> & p_items) = 0;
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37 //! p_from is a metadb::path_compare sorted list of files that have been moved, p_to is a list of corresponding target locations.
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38 virtual void on_files_moved_sorted(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to) = 0;
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39 //! p_from is a metadb::path_compare sorted list of files that have been copied, p_to is a list of corresponding target locations.
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40 virtual void on_files_copied_sorted(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to) = 0;
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41 };
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42
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43 //! New in 0.9.5.
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44 class NOVTABLE file_operation_callback_dynamic_manager : public service_base {
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45 public:
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46 virtual void register_callback(file_operation_callback_dynamic * p_callback) = 0;
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47 virtual void unregister_callback(file_operation_callback_dynamic * p_callback) = 0;
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48
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49 FB2K_MAKE_SERVICE_COREAPI(file_operation_callback_dynamic_manager);
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50 };
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51
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52 //! New in 0.9.5.
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53 class file_operation_callback_dynamic_impl_base : public file_operation_callback_dynamic {
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54 public:
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55 file_operation_callback_dynamic_impl_base() {file_operation_callback_dynamic_manager::get()->register_callback(this);}
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56 ~file_operation_callback_dynamic_impl_base() {file_operation_callback_dynamic_manager::get()->unregister_callback(this);}
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57
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58 void on_files_deleted_sorted(const pfc::list_base_const_t<const char*>& p_items) override { (void)p_items; }
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59 void on_files_moved_sorted(const pfc::list_base_const_t<const char*>& p_from, const pfc::list_base_const_t<const char*>& p_to) override { (void)p_from; (void)p_to; }
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60 void on_files_copied_sorted(const pfc::list_base_const_t<const char*>& p_from, const pfc::list_base_const_t<const char*>& p_to) override { (void)p_from; (void)p_to; }
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61
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62 PFC_CLASS_NOT_COPYABLE_EX(file_operation_callback_dynamic_impl_base);
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63 };
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