From f6eb63bc9f55f76b5ad2d7496cbeb9afd0a5a0f4 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Tue, 18 Sep 2018 13:36:34 +0200
Subject: HeadphoneKey: Add a method to switch modes

This method will be used from `runAction` to switch to a different mode.
---
 DomeKey/HeadphoneKey.h |  2 ++
 DomeKey/HeadphoneKey.m | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/DomeKey/HeadphoneKey.h b/DomeKey/HeadphoneKey.h
index 22e7238..cad78ab 100644
--- a/DomeKey/HeadphoneKey.h
+++ b/DomeKey/HeadphoneKey.h
@@ -22,9 +22,11 @@ static const unsigned int TIMEOUT_MILLISECONDS = 1000;
 @interface HeadphoneKey : NSObject {
     NSArray *_mikeys;
     NSMutableArray *_key_buffer;
+    const Trigger *_in_mode;
 }
 
 - (void)handleDeadKey:(HeadphoneButton)button;
 - (void)runAction;
+- (const Trigger *)maybeSwitchToMode:(const CKeyActionResult *)result;
 
 @end
diff --git a/DomeKey/HeadphoneKey.m b/DomeKey/HeadphoneKey.m
index b6d783e..b55c171 100644
--- a/DomeKey/HeadphoneKey.m
+++ b/DomeKey/HeadphoneKey.m
@@ -95,4 +95,17 @@
     [_key_buffer removeAllObjects];
 }
 
+- (const Trigger *)maybeSwitchToMode:(const CKeyActionResult *)result
+{
+    // if _in_mode is not null, nullify it
+    // TODO: rename this method
+
+    if (result->kind &&
+            *result->kind == ActionKind_Mode) {
+        _in_mode = result->in_mode;
+    }
+
+    return _in_mode;
+}
+
 @end
-- 
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