77 lines
1.9 KiB
MQL5
77 lines
1.9 KiB
MQL5
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#ifndef FRAMEWORK_GC_MQH
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#define FRAMEWORK_GC_MQH
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#define GC_CHECK_PTR( ptr ) (ptr != NULL && CheckPointer ( ptr ) != POINTER_INVALID)
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#define GC_DISPOSE_IF( value ) \
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if(GC_CHECK_PTR(value)){ \
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delete value; \
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value = NULL; \
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}
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enum gc_dispose_type {
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gc_dispose_type_on_end_tick,
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gc_dispose_type_on_end_deinit
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};
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list<disposable_obj *> *gc_dispose_on_end_tick;
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list<disposable_obj *> *gc_dispose_on_end_deinit;
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class gc {
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public:
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static void init() {
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gc_dispose_on_end_tick = new list<disposable_obj *> ( 100 );
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gc_dispose_on_end_tick.count = 0;
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gc_dispose_on_end_tick.position = 0;
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gc_dispose_on_end_deinit = new list<disposable_obj *> ( 100 );
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gc_dispose_on_end_deinit.count = 0;
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gc_dispose_on_end_deinit.position = 0;
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}
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static void deinit() {
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GC_DISPOSE_IF ( gc_dispose_on_end_tick );
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GC_DISPOSE_IF ( gc_dispose_on_end_deinit );
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}
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static void dispose( ) {
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list<disposable_obj *> *items = get_list_by_type ( gc_dispose_type_on_end_tick );
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LIST_FOREACH ( items, disposable_obj *, item, {
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if ( GC_CHECK_PTR ( item ) ) {
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item.dispose();
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delete item;
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}
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} );
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items.clear();
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}
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static void push ( gc_dispose_type type, disposable_obj *obj ) {
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get_list_by_type ( type ).add ( obj );
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}
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static void pop ( gc_dispose_type type, disposable_obj *obj ) {
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list<disposable_obj *> *items = get_list_by_type ( type );
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LIST_FIRST_INDEX_OF ( items, delete_index, disposable_obj *, item, item == obj );
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if ( delete_index != -1 ) {
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items.delete_at ( delete_index );
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}
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}
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private:
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static list<disposable_obj *> *get_list_by_type ( gc_dispose_type type ) {
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switch ( type ) {
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case gc_dispose_type_on_end_tick:
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return gc_dispose_on_end_tick;
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case gc_dispose_type_on_end_deinit:
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return gc_dispose_on_end_deinit;
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default:
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return NULL;
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}
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}
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};
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#endif
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