nothing really important

Author: Meragon

System/Drawing/Font.cs

@@ -37,6 +37,7 @@ public override string ToString()
         }
     }
 
+    [Flags]
     public enum FontStyle
     {
         Regular = 0,

System/Drawing/Graphics.cs

@@ -36,6 +36,7 @@ internal void GroupEnd()
 
         public static PointF[] GetBezierApproximation(PointF[] controlPoints, int outputSegmentCount)
         {
+            if (outputSegmentCount <= 0) return null;
             PointF[] points = new PointF[outputSegmentCount + 1];
             for (int i = 0; i <= outputSegmentCount; i++)
             {
@@ -332,7 +333,7 @@ public void DrawPoint(Color color, PointF point)
         }
         public void DrawPoint(Color color, int x, int y)
         {
-            DrawPoint(color, x, y);
+            DrawPoint(color, (float)x, (float)y);
         }
         public void DrawPoint(Color color, float x, float y)
         {

System/Windows/Forms/AnchorStyles.cs

@@ -5,6 +5,7 @@
 
 namespace System.Windows.Forms
 {
+    [Flags]
     public enum AnchorStyles
     {
         // Сводка:

System/Windows/Forms/Application.cs

@@ -72,17 +72,14 @@ private Control _ControlAt(Control parentControl, System.Drawing.Point mousePosi
             {
                 control = parentControl;
 
-                if (control != null)
-                {
-                    if (parentControl.Controls.Count > 0)
-                        for (int i = 0; i < parentControl.Controls.Count; i++)
-                        {
-                            var childControl = parentControl.Controls[i];
-                            var childControlAt = _ControlAt(childControl, mousePosition);
-                            if (childControlAt != null)
-                                control = childControlAt;
-                        }
-                }
+                if (parentControl.Controls.Count > 0)
+                    for (int i = 0; i < parentControl.Controls.Count; i++)
+                    {
+                        var childControl = parentControl.Controls[i];
+                        var childControlAt = _ControlAt(childControl, mousePosition);
+                        if (childControlAt != null)
+                            control = childControlAt;
+                    }
             }
 
             return control;

System/Windows/Forms/Button.cs

@@ -19,14 +19,14 @@ public class Button : Control
             get { return NormalColor; }
             set { NormalColor = value; }
         }
-        public virtual Color HoverBorderColor { get; set; }
-        public virtual Color HoverColor { get; set; }
+        public Color HoverBorderColor { get; set; }
+        public Color HoverColor { get; set; }
         public Bitmap Image { get; set; }
         public Bitmap ImageHover { get; set; }
         public Color ImageColor { get; set; }
         public Color? ImageHoverColor { get; set; }
-        public virtual Color NormalBorderColor { get; set; }
-        public virtual Color NormalColor
+        public Color NormalBorderColor { get; set; }
+        public Color NormalColor
         {
             get { return _normalColor; }
             set

System/Windows/Forms/ListBox.cs

@@ -224,7 +224,7 @@ protected override void OnPaint(PaintEventArgs e)
             for (int i = 0; i < _visibleItems && i + ScrollIndex < Items.Count; i++)
             {
                 bool itemDisabled = Items.IsDisabled(i + ScrollIndex);
-                bool itemSelected = i + _scrollIndex == SelectedIndex;
+                bool itemSelected = (i + _scrollIndex) == SelectedIndex;
                 bool itemHovered = i == _hoveredItem;
                 if (itemSelected || itemHovered)
                 {

System/Windows/Forms/ScrollEventArgs.cs

@@ -14,7 +14,7 @@ public class ScrollEventArgs : EventArgs
         public ScrollEventArgs(ScrollEventType type, int newValue)
         {
             _scrollType = type;
-            NewValue = NewValue;
+            NewValue = newValue;
         }
         public ScrollEventArgs(ScrollEventType type, int oldValue, int newValue)
         {

System/Windows/Forms/ToolStripItem.cs

@@ -31,7 +31,7 @@ public abstract class ToolStripItem : Component
         protected internal ToolStrip Parent { get; set; }
         public virtual bool Pressed { get { return false; } }
         public virtual bool Selected { get; internal set; }
-        public virtual Size Size { get { return new Size(Width, Height); } set { Width = value.Width; Height = value.Height; } }
+        public Size Size { get { return new Size(Width, Height); } set { Width = value.Width; Height = value.Height; } }
         public virtual string Text { get; set; }
         public virtual StringFormat TextAlign { get; set; }
         public bool Visible { get; set; }

System/Windows/Forms/Utility/ControlHelper.cs

@@ -11,6 +11,38 @@ namespace System.Windows.Forms
     /// </summary>
     public static class ControlHelper
     {
+        public static void AddDialogButtons(this Control f, Control buttonOk, Control buttonCancel, params Control[] additionalButtons)
+        {
+            if (buttonOk == null) buttonOk = new Button();
+            if (buttonCancel == null) buttonCancel = new Button();
+
+            buttonCancel.Anchor = AnchorStyles.Right | AnchorStyles.Bottom;
+            buttonCancel.Location = new Point(f.Width - buttonCancel.Width - 12, f.Height - buttonCancel.Height - 15);
+            buttonCancel.Text = "Cancel";
+            f.Controls.Add(buttonCancel);
+
+            buttonOk.Anchor = AnchorStyles.Right | AnchorStyles.Bottom;
+            buttonOk.Location = new Point(buttonCancel.Location.X - buttonOk.Width - 9, buttonCancel.Location.Y);
+            buttonOk.Text = "Ok";
+            f.Controls.Add(buttonOk);
+
+            if (additionalButtons != null)
+            {
+                Point lastLocation = buttonOk.Location;
+
+                for (int i = 0; i < additionalButtons.Length; i++)
+                {
+                    if (additionalButtons[i] == null)
+                        additionalButtons[i] = new Button();
+
+                    additionalButtons[i].Anchor = AnchorStyles.Right | AnchorStyles.Bottom;
+                    additionalButtons[i].Location = new Point(lastLocation.X - additionalButtons[i].Width - 9, lastLocation.Y);
+                    lastLocation = additionalButtons[i].Location;
+                    f.Controls.Add(additionalButtons[i]);
+                }
+            }
+        }
+
         /// <summary>
         /// Sets button's back and border colors for normal and hover state to specified color.
         /// </summary>
@@ -22,5 +54,13 @@ public static void ClearColor(this Button button, Color clearColor)
             button.HoverColor = clearColor;
             button.HoverBorderColor = clearColor;
         }
+        
+        public static void ToCenter(this Form f)
+        {
+            f.Location = new Point(
+                (Screen.PrimaryScreen.WorkingArea.Width - f.Width) / 2,
+                (Screen.PrimaryScreen.WorkingArea.Height - f.Height) / 2
+                );
+        }
     }
 }