From cd4264be8b5f7a1b83f013a693153a1c36467aa1 Mon Sep 17 00:00:00 2001
From: onyx-and-iris <75868496+onyx-and-iris@users.noreply.github.com>
Date: Thu, 14 Apr 2022 20:49:06 +0100
Subject: [PATCH] added bind event mousewheel to gain sliders

added bind event mousewheel to gain sliders
---
 vmcompact/channels.py  | 13 +++++++++++++
 vmcompact/gainlayer.py | 13 +++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/vmcompact/channels.py b/vmcompact/channels.py
index 1be6cbb..ade928a 100644
--- a/vmcompact/channels.py
+++ b/vmcompact/channels.py
@@ -72,6 +72,18 @@ class Channel(ttk.LabelFrame):
     def scale_release(self, *args):
         _base_vals.in_scale_button_1 = False
 
+    def _on_mousewheel(self, event):
+        if event.delta > 0:
+            self.gain.set(self.gain.get() + 3)
+        else:
+            self.gain.set(self.gain.get() - 3)
+        if self.gain.get() > 12:
+            self.gain.set(12)
+        elif self.gain.get() < -60:
+            self.gain.set(-60)
+        self.setter("gain", self.gain.get())
+        self._parent._parent.nav_frame.info_text.set(round(self.gain.get(), 1))
+
     def scale_callback(self, *args):
         """callback function for scale widget"""
         self.setter("gain", self.gain.get())
@@ -110,6 +122,7 @@ class Channel(ttk.LabelFrame):
         self.scale.bind("<Enter>", self.scale_enter)
         self.scale.bind("<ButtonRelease-1>", self.scale_release)
         self.scale.bind("<Leave>", self.scale_leave)
+        self.scale.bind("<MouseWheel>", self._on_mousewheel)
 
         # Mute button
         self.button_mute = ttk.Checkbutton(
diff --git a/vmcompact/gainlayer.py b/vmcompact/gainlayer.py
index 606517c..e051205 100644
--- a/vmcompact/gainlayer.py
+++ b/vmcompact/gainlayer.py
@@ -61,6 +61,18 @@ class GainLayer(ttk.LabelFrame):
     def scale_release(self, *args):
         _base_vals.in_scale_button_1 = False
 
+    def _on_mousewheel(self, event):
+        if event.delta > 0:
+            self.gain.set(self.gain.get() + 3)
+        else:
+            self.gain.set(self.gain.get() - 3)
+        if self.gain.get() > 12:
+            self.gain.set(12)
+        elif self.gain.get() < -60:
+            self.gain.set(-60)
+        self.setter("gain", self.gain.get())
+        self._parent._parent.nav_frame.info_text.set(round(self.gain.get(), 1))
+
     def scale_callback(self, *args):
         """callback function for scale widget"""
         self.setter("gain", self.gain.get())
@@ -112,6 +124,7 @@ class GainLayer(ttk.LabelFrame):
         self.scale.bind("<Enter>", self.scale_enter)
         self.scale.bind("<ButtonRelease-1>", self.scale_release)
         self.scale.bind("<Leave>", self.scale_leave)
+        self.scale.bind("<MouseWheel>", self._on_mousewheel)
 
         # On button
         self.button_on = ttk.Checkbutton(