From 5245c86f2662caa0e1e4b20508608b11237993b3 Mon Sep 17 00:00:00 2001
From: wwylele <wwylele@gmail.com>
Date: Fri, 17 Mar 2017 21:41:25 +0200
Subject: citra-qt: release all buttons when render window focus is lost

credit to @Hawkheart for the original idea
---
 src/input_common/keyboard.cpp | 11 +++++++++++
 src/input_common/keyboard.h   |  2 ++
 2 files changed, 13 insertions(+)

(limited to 'src/input_common')

diff --git a/src/input_common/keyboard.cpp b/src/input_common/keyboard.cpp
index a8fc01f2e..0f0d10f23 100644
--- a/src/input_common/keyboard.cpp
+++ b/src/input_common/keyboard.cpp
@@ -53,6 +53,13 @@ public:
         }
     }
 
+    void ChangeAllKeyStatus(bool pressed) {
+        std::lock_guard<std::mutex> guard(mutex);
+        for (const KeyButtonPair& pair : list) {
+            pair.key_button->status.store(pressed);
+        }
+    }
+
 private:
     std::mutex mutex;
     std::list<KeyButtonPair> list;
@@ -79,4 +86,8 @@ void Keyboard::ReleaseKey(int key_code) {
     key_button_list->ChangeKeyStatus(key_code, false);
 }
 
+void Keyboard::ReleaseAllKeys() {
+    key_button_list->ChangeAllKeyStatus(false);
+}
+
 } // namespace InputCommon
diff --git a/src/input_common/keyboard.h b/src/input_common/keyboard.h
index 76359aa30..861950472 100644
--- a/src/input_common/keyboard.h
+++ b/src/input_common/keyboard.h
@@ -38,6 +38,8 @@ public:
      */
     void ReleaseKey(int key_code);
 
+    void ReleaseAllKeys();
+
 private:
     std::shared_ptr<KeyButtonList> key_button_list;
 };
-- 
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