From a0798f285fd545868630ea11021360a643aaf049 Mon Sep 17 00:00:00 2001
From: KHA <kaung.h.ag@gmail.com>
Date: Mon, 11 Jan 2021 01:43:09 +0630
Subject: [PATCH] unbind individual hotkey

---
 SmartHomeWin/Home.Designer.cs | 16 ++++++++++++++-
 SmartHomeWin/Home.cs          | 38 ++++++++++++++++++++++++++++-------
 2 files changed, 46 insertions(+), 8 deletions(-)

diff --git a/SmartHomeWin/Home.Designer.cs b/SmartHomeWin/Home.Designer.cs
index 27d2936..0d2da70 100644
--- a/SmartHomeWin/Home.Designer.cs
+++ b/SmartHomeWin/Home.Designer.cs
@@ -50,6 +50,7 @@ private void InitializeComponent()
             this.tsmHelp = new System.Windows.Forms.ToolStripMenuItem();
             this.tsAbout = new System.Windows.Forms.ToolStripMenuItem();
             this.btnUnbindKeys = new System.Windows.Forms.Button();
+            this.btnUnbindHotkey = new System.Windows.Forms.Button();
             this.menuStrip1.SuspendLayout();
             this.SuspendLayout();
             // 
@@ -207,7 +208,7 @@ private void InitializeComponent()
             // btnUnbindKeys
             // 
             this.btnUnbindKeys.Enabled = false;
-            this.btnUnbindKeys.Location = new System.Drawing.Point(830, 196);
+            this.btnUnbindKeys.Location = new System.Drawing.Point(830, 247);
             this.btnUnbindKeys.Name = "btnUnbindKeys";
             this.btnUnbindKeys.Size = new System.Drawing.Size(100, 33);
             this.btnUnbindKeys.TabIndex = 6;
@@ -215,11 +216,23 @@ private void InitializeComponent()
             this.btnUnbindKeys.UseVisualStyleBackColor = true;
             this.btnUnbindKeys.Click += new System.EventHandler(this.BtnUnbindKeys_Click);
             // 
+            // btnUnbindHotkey
+            // 
+            this.btnUnbindHotkey.Enabled = false;
+            this.btnUnbindHotkey.Location = new System.Drawing.Point(830, 197);
+            this.btnUnbindHotkey.Name = "btnUnbindHotkey";
+            this.btnUnbindHotkey.Size = new System.Drawing.Size(100, 33);
+            this.btnUnbindHotkey.TabIndex = 8;
+            this.btnUnbindHotkey.Text = "Unbind Hotkey";
+            this.btnUnbindHotkey.UseVisualStyleBackColor = true;
+            this.btnUnbindHotkey.Click += new System.EventHandler(this.BtnUnbindHotkey_Click);
+            // 
             // Home
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(952, 413);
+            this.Controls.Add(this.btnUnbindHotkey);
             this.Controls.Add(this.btnUnbindKeys);
             this.Controls.Add(this.btnBindHotKey);
             this.Controls.Add(this.btnOnOff);
@@ -262,6 +275,7 @@ private void InitializeComponent()
         private System.Windows.Forms.ToolStripMenuItem menuAutoStart;
         private System.Windows.Forms.Button btnUnbindKeys;
         private System.Windows.Forms.ToolStripMenuItem tsAbout;
+        private System.Windows.Forms.Button btnUnbindHotkey;
     }
 }
 
diff --git a/SmartHomeWin/Home.cs b/SmartHomeWin/Home.cs
index 76bb65c..c4c0f41 100644
--- a/SmartHomeWin/Home.cs
+++ b/SmartHomeWin/Home.cs
@@ -79,12 +79,13 @@ protected override void WndProc(ref Message m)
                 KeyModifier modifier = (KeyModifier)((int)m.LParam & 0xFFFF);
                 int id = m.WParam.ToInt32();
 
-                Debug.WriteLine($"id : {id}");
-                Debug.WriteLine($"modifier : {modifier}");
-                Debug.WriteLine($"key : {key}");
+                Debug.WriteLine($"id: {id}");
+                // Debug.WriteLine($"modifier : {modifier}");
+                // Debug.WriteLine($"key : {key}");
 
 
                 var dev = Program.tuya.DevicesList.Where(dev => dev.Id == hotkeyBinding[id].DevId).FirstOrDefault();
+
                 int state = dev.Dev_type == "scene" ? 0 : Convert.ToInt32(dev.Data.State);
                 Program.tuya.ControlDevicesAsync(hotkeyBinding[id].DevId, state ^ 1);
 
@@ -96,14 +97,16 @@ protected override void WndProc(ref Message m)
 
         private void BtnRefresh_Click(object sender, EventArgs e)
         {
-            btnOnOff.Text = "ON/OFF";
-            btnOnOff.Enabled = false;
-            btnBindHotKey.Enabled = false;
             RefreshDevicesList(true);
         }
 
         private async void RefreshDevicesList(bool hardRefresh = false)
         {
+            btnOnOff.Text = "ON/OFF";
+            btnOnOff.Enabled = false;
+            btnBindHotKey.Enabled = false;
+            btnUnbindHotkey.Enabled = false;
+
             if (hardRefresh)
                 await Program.tuya.DiscoverDevices();
 
@@ -147,12 +150,15 @@ private void DeviceListView_SelectedIndexChanged(object sender, EventArgs e)
                     btnOnOff.Text = deviceListView.SelectedItems[0].SubItems[2].Text == "scene" ? "TRIGGER" : "ON";
                 btnOnOff.Enabled = true;
                 btnBindHotKey.Enabled = true;
+                var selectDeviceHK = hotkeyBinding.Where(hk => hk.DevId == deviceListView.SelectedItems[0].SubItems[1].Text).FirstOrDefault();
+                btnUnbindHotkey.Enabled = selectDeviceHK != null;
             }
             else
             {
                 btnOnOff.Text = "ON/OFF";
                 btnOnOff.Enabled = false;
                 btnBindHotKey.Enabled = false;
+                btnUnbindHotkey.Enabled = false;
             }
             if (listening)
                 DoneBinding();
@@ -298,6 +304,25 @@ private void UnregisterAllHotkeys()
             btnUnbindKeys.Enabled = false;
         }
 
+        private void BtnUnbindHotkey_Click(object sender, EventArgs e)
+        {
+            var selectDeviceHK = hotkeyBinding.Where(hk => hk.DevId == deviceListView.SelectedItems[0].SubItems[1].Text).FirstOrDefault();
+            if(selectDeviceHK != null)
+            {
+                int index = hotkeyBinding.IndexOf(selectDeviceHK);
+
+                Debug.WriteLine("index: " + index);
+
+                for (int i = 0; i < hotkeyBinding.Count; i++)
+                {
+                    UnregisterHotKey(this.Handle, i);
+                }
+                hotkeyBinding.Remove(selectDeviceHK);
+                RegisterHotKey();
+                RefreshDevicesList();
+            }
+        }
+
         private void BtnUnbindKeys_Click(object sender, EventArgs e)
         {
             var result = MessageBox.Show("Are you sure you want to remove all hotkeys?", "Unbinding Hotkeys", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
@@ -348,7 +373,6 @@ private void MenuAutoStart_Click(object sender, EventArgs e)
                 menuAutoStart.Checked = false;
             }
         }
-
     }
 
     public class HotKeyBinding