Move native methods to a NativeMethods class

Core/Controls/RichTextLabel.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Windows.Forms;
+using TweetDck.Core.Utils;
 
 namespace TweetDck.Core.Controls{
     public partial class RichTextLabel : RichTextBox{
@@ -27,7 +28,7 @@ protected override CreateParams CreateParams{
             get{
                 CreateParams createParams = base.CreateParams;
 
-                if (Program.LoadLibrary("msftedit.dll") != IntPtr.Zero){
+                if (NativeMethods.LoadLibrary("msftedit.dll") != IntPtr.Zero){
                     createParams.ClassName = "RICHEDIT50W";
                 }
 

Core/FormNotification.cs

@@ -7,6 +7,7 @@
 using TweetDck.Configuration;
 using TweetDck.Core.Handling;
 using TweetDck.Resources;
+using TweetDck.Core.Utils;
 
 namespace TweetDck.Core{
     sealed partial class FormNotification : Form{
@@ -222,7 +223,7 @@ private void MoveToVisibleLocation(){
             }
 
             if (needsReactivating){
-                Program.SetWindowPos(Handle.ToInt32(),-1,Left,Top,Width,Height,0x0010); // HWND_TOPMOST, SWP_NOACTIVATE
+                NativeMethods.SetFormPos(this,NativeMethods.HWND_TOPMOST,NativeMethods.SWP_NOACTIVATE);
             }
         }
 

Core/Handling/TweetDeckBridge.cs

@@ -126,10 +126,9 @@ public void ClickUploadImage(int offsetX, int offsetY){
                 Point prevPos = Cursor.Position;
 
                 Cursor.Position = form.PointToScreen(new Point(offsetX,offsetY));
-                Program.mouse_event(SystemInformation.MouseButtonsSwapped ? 0x08 : 0x02,Cursor.Position.X,Cursor.Position.Y,0,0); // MOUSEEVENTF_RIGHTDOWN | MOUSEEVENTF_LEFTDOWN
-                Program.mouse_event(SystemInformation.MouseButtonsSwapped ? 0x10 : 0x04,Cursor.Position.X,Cursor.Position.Y,0,0); // MOUSEEVENTF_RIGHTUP | MOUSEEVENTF_LEFTUP
-
+                NativeMethods.SimulateMouseClick(NativeMethods.MouseButton.Left);
                 Cursor.Position = prevPos;
+
                 form.OnImagePastedFinish();
             });
         }

Core/Utils/NativeMethods.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Windows.Forms;
+
+namespace TweetDck.Core.Utils{
+    static class NativeMethods{
+        public const int HWND_TOPMOST = -1;
+        public const uint SWP_NOACTIVATE = 0x0010;
+
+        public const int MOUSEEVENTF_LEFTDOWN = 0x02;
+        public const int MOUSEEVENTF_LEFTUP = 0x04;
+        public const int MOUSEEVENTF_RIGHTDOWN = 0x08;
+        public const int MOUSEEVENTF_RIGHTUP = 0x10;
+
+        public enum MouseButton{
+            Left, Right
+        }
+
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
+        public static extern IntPtr LoadLibrary(string name);
+
+        [DllImport("Shell32.dll")]
+        public static extern int SHChangeNotify(int eventId, int flags, IntPtr item1, IntPtr item2);
+
+        [DllImport("user32.dll", EntryPoint = "SetWindowPos")]
+        public static extern bool SetWindowPos(int hWnd, int hWndOrder, int x, int y, int width, int height, uint flags);
+
+        [DllImport("user32.dll")]
+        public static extern void mouse_event(int dwFlags, int dx, int dy, int cButtons, int dwExtraInfo);
+
+        public static void SetFormPos(Form form, int hWndOrder, uint flags){
+            SetWindowPos(form.Handle.ToInt32(),hWndOrder,form.Left,form.Top,form.Width,form.Height,flags);
+        }
+
+        public static void SimulateMouseClick(MouseButton button){
+            int flagHold, flagRelease;
+
+            switch(button){
+                case MouseButton.Left:
+                    flagHold = SystemInformation.MouseButtonsSwapped ? MOUSEEVENTF_RIGHTDOWN : MOUSEEVENTF_LEFTDOWN;
+                    flagRelease = SystemInformation.MouseButtonsSwapped ? MOUSEEVENTF_RIGHTUP : MOUSEEVENTF_LEFTUP;
+                    break;
+
+                case MouseButton.Right:
+                    flagHold = SystemInformation.MouseButtonsSwapped ? MOUSEEVENTF_LEFTDOWN : MOUSEEVENTF_RIGHTDOWN;
+                    flagRelease = SystemInformation.MouseButtonsSwapped ? MOUSEEVENTF_LEFTUP : MOUSEEVENTF_RIGHTUP;
+                    break;
+
+                default: return;
+            }
+
+            mouse_event(flagHold,Cursor.Position.X,Cursor.Position.Y,0,0);
+            mouse_event(flagRelease,Cursor.Position.X,Cursor.Position.Y,0,0);
+        }
+    }
+}

Migration/MigrationManager.cs

@@ -8,6 +8,7 @@
 using Microsoft.Win32;
 using TweetDck.Core.Other;
 using TweetDck.Migration.Helpers;
+using TweetDck.Core.Utils;
 
 namespace TweetDck.Migration{
     static class MigrationManager{
@@ -143,7 +144,7 @@ private static bool BeginMigration(MigrationDecision decision, Action<Exception>
                         }
                     }
 
-                    Program.SHChangeNotify(0x8000000,0x1000,IntPtr.Zero,IntPtr.Zero); // refreshes desktop
+                    NativeMethods.SHChangeNotify(0x8000000,0x1000,IntPtr.Zero,IntPtr.Zero); // refreshes desktop
 
                     // uninstall in the background
                     string guid = ProgramRegistrySearch.FindByDisplayName("TweetDeck");

Program.cs

@@ -2,7 +2,6 @@
 using System.Diagnostics;
 using System.Globalization;
 using System.IO;
-using System.Runtime.InteropServices;
 using System.Text;
 using System.Windows.Forms;
 using CefSharp;
@@ -38,18 +37,6 @@ public static string LogFile{
             }
         }
 
-        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
-        public static extern IntPtr LoadLibrary(string name);
-
-        [DllImport("Shell32.dll")]
-        public static extern int SHChangeNotify(int eventId, int flags, IntPtr item1, IntPtr item2);
-
-        [DllImport("user32.dll", EntryPoint = "SetWindowPos")]
-        public static extern bool SetWindowPos(int hWnd, int hWndOrder, int x, int y, int width, int height, uint flags);
-
-        [DllImport("user32.dll")]
-        public static extern void mouse_event(int dwFlags, int dx, int dy, int cButtons, int dwExtraInfo);
-
         [STAThread]
         private static void Main(){
             Application.EnableVisualStyles();

TweetDck.csproj

@@ -139,6 +139,7 @@
       <DependentUpon>TrayIcon.cs</DependentUpon>
     </Compile>
     <Compile Include="Core\Utils\BrowserUtils.cs" />
+    <Compile Include="Core\Utils\NativeMethods.cs" />
     <Compile Include="Core\Utils\UpdateInfo.cs" />
     <Compile Include="Migration\FormMigrationQuestion.cs">
       <SubType>Form</SubType>