From 5a785ed794fff8c944283271bf25cb835c11700a Mon Sep 17 00:00:00 2001
From: german77 <juangerman-13@hotmail.com>
Date: Mon, 20 Sep 2021 17:18:40 -0500
Subject: input_common: Rewrite keyboard

---
 src/input_common/keyboard.cpp | 121 ------------------------------------------
 1 file changed, 121 deletions(-)
 delete mode 100644 src/input_common/keyboard.cpp

(limited to 'src/input_common/keyboard.cpp')

diff --git a/src/input_common/keyboard.cpp b/src/input_common/keyboard.cpp
deleted file mode 100644
index 8261e76fd..000000000
--- a/src/input_common/keyboard.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <atomic>
-#include <list>
-#include <mutex>
-#include <utility>
-#include "input_common/keyboard.h"
-
-namespace InputCommon {
-
-class KeyButton final : public Input::ButtonDevice {
-public:
-    explicit KeyButton(std::shared_ptr<KeyButtonList> key_button_list_, bool toggle_)
-        : key_button_list(std::move(key_button_list_)), toggle(toggle_) {}
-
-    ~KeyButton() override;
-
-    bool GetStatus() const override {
-        if (toggle) {
-            return toggled_status.load(std::memory_order_relaxed);
-        }
-        return status.load();
-    }
-
-    void ToggleButton() {
-        if (lock) {
-            return;
-        }
-        lock = true;
-        const bool old_toggle_status = toggled_status.load();
-        toggled_status.store(!old_toggle_status);
-    }
-
-    void UnlockButton() {
-        lock = false;
-    }
-
-    friend class KeyButtonList;
-
-private:
-    std::shared_ptr<KeyButtonList> key_button_list;
-    std::atomic<bool> status{false};
-    std::atomic<bool> toggled_status{false};
-    bool lock{false};
-    const bool toggle;
-};
-
-struct KeyButtonPair {
-    int key_code;
-    KeyButton* key_button;
-};
-
-class KeyButtonList {
-public:
-    void AddKeyButton(int key_code, KeyButton* key_button) {
-        std::lock_guard guard{mutex};
-        list.push_back(KeyButtonPair{key_code, key_button});
-    }
-
-    void RemoveKeyButton(const KeyButton* key_button) {
-        std::lock_guard guard{mutex};
-        list.remove_if(
-            [key_button](const KeyButtonPair& pair) { return pair.key_button == key_button; });
-    }
-
-    void ChangeKeyStatus(int key_code, bool pressed) {
-        std::lock_guard guard{mutex};
-        for (const KeyButtonPair& pair : list) {
-            if (pair.key_code == key_code) {
-                pair.key_button->status.store(pressed);
-                if (pressed) {
-                    pair.key_button->ToggleButton();
-                } else {
-                    pair.key_button->UnlockButton();
-                }
-                pair.key_button->TriggerOnChange();
-            }
-        }
-    }
-
-    void ChangeAllKeyStatus(bool pressed) {
-        std::lock_guard guard{mutex};
-        for (const KeyButtonPair& pair : list) {
-            pair.key_button->status.store(pressed);
-        }
-    }
-
-private:
-    std::mutex mutex;
-    std::list<KeyButtonPair> list;
-};
-
-Keyboard::Keyboard() : key_button_list{std::make_shared<KeyButtonList>()} {}
-
-KeyButton::~KeyButton() {
-    key_button_list->RemoveKeyButton(this);
-}
-
-std::unique_ptr<Input::ButtonDevice> Keyboard::Create(const Common::ParamPackage& params) {
-    const int key_code = params.Get("code", 0);
-    const bool toggle = params.Get("toggle", false);
-    std::unique_ptr<KeyButton> button = std::make_unique<KeyButton>(key_button_list, toggle);
-    key_button_list->AddKeyButton(key_code, button.get());
-    return button;
-}
-
-void Keyboard::PressKey(int key_code) {
-    key_button_list->ChangeKeyStatus(key_code, true);
-}
-
-void Keyboard::ReleaseKey(int key_code) {
-    key_button_list->ChangeKeyStatus(key_code, false);
-}
-
-void Keyboard::ReleaseAllKeys() {
-    key_button_list->ChangeAllKeyStatus(false);
-}
-
-} // namespace InputCommon
-- 
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