From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 27 Nov 2022 10:57:42 +0000 (+0200)
Subject: Use constexpr instead of enum to define "typeless" constants
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgui.git;a=commitdiff_plain;h=0ea9d1cd23fa58281e3726c088fc7961d8a29a29

Use constexpr instead of enum to define "typeless" constants
---

diff --git a/source/graphics/glcontext.h b/source/graphics/glcontext.h
index 7f08f0e..c637b39 100644
--- a/source/graphics/glcontext.h
+++ b/source/graphics/glcontext.h
@@ -11,11 +11,8 @@ class Window;
 
 struct GLOptions
 {
-	enum
-	{
-		DEFAULT_VERSION = 0,
-		LATEST_VERSION = 0xFFFFFFFF
-	};
+	static constexpr unsigned DEFAULT_VERSION = 0;
+	static constexpr unsigned LATEST_VERSION = 0xFFFFFFFF;
 
 	bool alpha = false;
 	bool stencil = false;
diff --git a/source/input/gesturedetector.h b/source/input/gesturedetector.h
index 7f9726c..0b31fd8 100644
--- a/source/input/gesturedetector.h
+++ b/source/input/gesturedetector.h
@@ -30,10 +30,7 @@ absolute values greater than one.
 class GestureDetector: public Device
 {
 private:
-	enum
-	{
-		MAX_POINTS = 3
-	};
+	static constexpr size_t MAX_POINTS = 3;
 
 	struct TouchPoint
 	{
diff --git a/source/input/touchscreen.h b/source/input/touchscreen.h
index 487a91c..d366a28 100644
--- a/source/input/touchscreen.h
+++ b/source/input/touchscreen.h
@@ -11,10 +11,7 @@ namespace Input {
 class Touchscreen: public Device, public sigc::trackable
 {
 private:
-	enum
-	{
-		UNUSED = static_cast<unsigned>(-1)
-	};
+	static constexpr unsigned UNUSED = static_cast<unsigned>(-1);
 
 	Graphics::Window &window;
 	std::vector<unsigned> active_points;