62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
#include "code/observable.h"
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#include "code/return.h"
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template <class V> observable_t<V>::observable_t(
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observable_t::configuration_t* configuration_p
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) {
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configuration_m = configuration_p;
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}
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template <class V> void observable_t<V>::observe(
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observer_t<V>* observer_p
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) {
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observer_p->on_change(configuration_m->value_m);
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observers_m.push_back(observer_p);
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}
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template <class V> void_t<observable_t::error_t> observable_t<V>::unobserve(
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observer_t<V>* observer_p
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) {
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observable_t::error_t error_l = observable_t::error_t::not_observing;
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for (int i = 0; i < observers_m.size(); i++) {
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if (observers_m[i] == observer_p) {
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observers_m.erase(i);
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error_l = observable_t::error_t::none;
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break;
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}
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}
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void_t<observable_t::error_t> void_l;
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void_l.error_m = error_l;
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return void_l;
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}
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template <class V> V observable_t<V>::get_value(
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) {
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return value_m;
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}
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template <class V> void_t<observable_t::error_t> observable_t<V>::change(
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V* value_p
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) {
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configuration_m->value_m = value_p;
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for (int i = 0; i < observers_m.size(); i++) {
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observer_m = observers_m[i];
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observer_m->on_change(configuration_m->value_m);
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}
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void_t<observable_t::error_t> void_l;
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void_l.error_m = observable_t::error_t::none;
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return void_l;
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}
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template <class V> return_t<observable_t::error_t, observable_t*> observable_factory_t<V>::create(
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observable_t::configuration_t* configuration_p
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) {
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observable_t<V>* observable_l = new observable_t<V>(
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configuration_p
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);
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return_t<observable_t::error_t, observable_t*> return_l;
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return_l.error_m = observable_t::error_t::none;
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return_l.value_m = observable_l;
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return return_l;
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}
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