Files
foobar2000-sdk/foobar2000/SDK/file_operation_callback.h
2021-12-14 00:28:25 -07:00

63 lines
3.6 KiB
C++

#pragma once
//! Interface to notify component system about files being deleted or moved. Operates in app's main thread only.
class NOVTABLE file_operation_callback : public service_base {
public:
typedef const pfc::list_base_const_t<const char *> & t_pathlist;
//! p_items is a metadb::path_compare sorted list of files that have been deleted.
virtual void on_files_deleted_sorted(t_pathlist p_items) = 0;
//! p_from is a metadb::path_compare sorted list of files that have been moved, p_to is a list of corresponding target locations.
virtual void on_files_moved_sorted(t_pathlist p_from,t_pathlist p_to) = 0;
//! p_from is a metadb::path_compare sorted list of files that have been copied, p_to is a list of corresponding target locations.
virtual void on_files_copied_sorted(t_pathlist p_from,t_pathlist p_to) = 0;
static void g_on_files_deleted(const pfc::list_base_const_t<const char *> & p_items);
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);
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);
static bool g_search_sorted_list(const pfc::list_base_const_t<const char*> & p_list,const char * p_string,t_size & p_index);
static bool g_update_list_on_moved(metadb_handle_list_ref p_list,t_pathlist p_from,t_pathlist p_to);
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);
static bool g_mark_dead_entries(metadb_handle_list_cref items, bit_array_var & mask, t_pathlist deadPaths);
FB2K_MAKE_SERVICE_INTERFACE_ENTRYPOINT(file_operation_callback);
};
//! New in 0.9.5.
class NOVTABLE file_operation_callback_dynamic {
public:
//! p_items is a metadb::path_compare sorted list of files that have been deleted.
virtual void on_files_deleted_sorted(const pfc::list_base_const_t<const char *> & p_items) = 0;
//! p_from is a metadb::path_compare sorted list of files that have been moved, p_to is a list of corresponding target locations.
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;
//! p_from is a metadb::path_compare sorted list of files that have been copied, p_to is a list of corresponding target locations.
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;
};
//! New in 0.9.5.
class NOVTABLE file_operation_callback_dynamic_manager : public service_base {
public:
virtual void register_callback(file_operation_callback_dynamic * p_callback) = 0;
virtual void unregister_callback(file_operation_callback_dynamic * p_callback) = 0;
FB2K_MAKE_SERVICE_COREAPI(file_operation_callback_dynamic_manager);
};
//! New in 0.9.5.
class file_operation_callback_dynamic_impl_base : public file_operation_callback_dynamic {
public:
file_operation_callback_dynamic_impl_base() {file_operation_callback_dynamic_manager::get()->register_callback(this);}
~file_operation_callback_dynamic_impl_base() {file_operation_callback_dynamic_manager::get()->unregister_callback(this);}
void on_files_deleted_sorted(const pfc::list_base_const_t<const char *> & p_items) {}
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) {}
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) {}
PFC_CLASS_NOT_COPYABLE_EX(file_operation_callback_dynamic_impl_base);
};