UIForm：标题栏增加扩展按钮

SunnyUI.Demo/FMain.Designer.cs

@@ -37,7 +37,11 @@
             this.uiLogo1 = new Sunny.UI.UILogo();
             this.uiAvatar = new Sunny.UI.UIAvatar();
             this.StyleManager = new Sunny.UI.UIStyleManager(this.components);
+            this.uiContextMenuStrip1 = new Sunny.UI.UIContextMenuStrip();
+            this.关于ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.关于ToolStripMenuItem1 = new System.Windows.Forms.ToolStripMenuItem();
             this.Header.SuspendLayout();
+            this.uiContextMenuStrip1.SuspendLayout();
             this.SuspendLayout();
             // 
             // Aside
@@ -99,11 +103,36 @@
             this.uiAvatar.TabIndex = 4;
             this.uiAvatar.Text = "uiAvatar1";
             // 
+            // uiContextMenuStrip1
+            // 
+            this.uiContextMenuStrip1.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiContextMenuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.关于ToolStripMenuItem,
+            this.关于ToolStripMenuItem1});
+            this.uiContextMenuStrip1.Name = "uiContextMenuStrip1";
+            this.uiContextMenuStrip1.Size = new System.Drawing.Size(181, 78);
+            // 
+            // 关于ToolStripMenuItem
+            // 
+            this.关于ToolStripMenuItem.Name = "关于ToolStripMenuItem";
+            this.关于ToolStripMenuItem.Size = new System.Drawing.Size(180, 26);
+            this.关于ToolStripMenuItem.Text = "主页";
+            this.关于ToolStripMenuItem.Click += new System.EventHandler(this.关于ToolStripMenuItem_Click);
+            // 
+            // 关于ToolStripMenuItem1
+            // 
+            this.关于ToolStripMenuItem1.Name = "关于ToolStripMenuItem1";
+            this.关于ToolStripMenuItem1.Size = new System.Drawing.Size(180, 26);
+            this.关于ToolStripMenuItem1.Text = "关于";
+            this.关于ToolStripMenuItem1.Click += new System.EventHandler(this.关于ToolStripMenuItem1_Click);
+            // 
             // FMain
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(10F, 21F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(1024, 720);
+            this.ExtendBox = true;
+            this.ExtendMenu = this.uiContextMenuStrip1;
             this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
             this.MinimumSize = new System.Drawing.Size(1024, 720);
             this.Name = "FMain";
@@ -114,7 +143,10 @@
             this.ShowShadow = true;
             this.Text = "SunnyUI.Net";
             this.Selecting += new Sunny.UI.UIMainFrame.OnSelecting(this.FMain_Selecting);
+            this.Controls.SetChildIndex(this.Header, 0);
+            this.Controls.SetChildIndex(this.Aside, 0);
             this.Header.ResumeLayout(false);
+            this.uiContextMenuStrip1.ResumeLayout(false);
             this.ResumeLayout(false);
 
         }
@@ -124,5 +156,8 @@
         private UILogo uiLogo1;
         private UIAvatar uiAvatar;
         private UIStyleManager StyleManager;
+        private UIContextMenuStrip uiContextMenuStrip1;
+        private System.Windows.Forms.ToolStripMenuItem 关于ToolStripMenuItem;
+        private System.Windows.Forms.ToolStripMenuItem 关于ToolStripMenuItem1;
     }
 }

SunnyUI.Demo/FMain.cs

@@ -89,5 +89,15 @@ namespace Sunny.UI.Demo
         {
             page?.Text.ConsoleWriteLine();
         }
+
+        private void 关于ToolStripMenuItem1_Click(object sender, EventArgs e)
+        {
+            UIMessageBox.Show("SunnyUI.Net V3.0", "关于", Style, UIMessageBoxButtons.OK, false);
+        }
+
+        private void 关于ToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            System.Diagnostics.Process.Start("https://gitee.com/yhuse/SunnyUI");
+        }
     }
 }

SunnyUI.Demo/FMain.resx

@@ -120,6 +120,9 @@
   <metadata name="StyleManager.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
     <value>17, 17</value>
   </metadata>
+  <metadata name="uiContextMenuStrip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>150, 17</value>
+  </metadata>
   <assembly alias="System.Drawing" name="System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
   <data name="$this.Icon" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
     <value>

SunnyUI/Forms/UIForm.cs

@@ -22,12 +22,14 @@
  * 2020-07-05: V2.2.6 更新窗体控制按钮圆角和跟随窗体圆角变化。
  * 2020-09-17: V2.2.7 重写WindowState相关代码
  * 2020-09-17: V2.2.7 增加了窗体可拉拽调整大小ShowDragStretch属性
+ * 2021-02-04: V3.0.1 标题栏增加扩展按钮
 ******************************************************************************/
 
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Drawing;
+using System.Drawing.Design;
 using System.Windows.Forms;
 
 namespace Sunny.UI
@@ -57,10 +59,76 @@ namespace Sunny.UI
             UpdateStyles();
 
             Version = UIGlobal.Version;
+            extendSymbol = 0;
             FormBorderStyle = FormBorderStyle.None;
             m_aeroEnabled = false;
+            showTitleIcon = false;
         }
 
+        private bool extendBox;
+
+        [DefaultValue(false)]
+        [Description("显示扩展按钮"), Category("SunnyUI")]
+        public bool ExtendBox
+        {
+            get => extendBox;
+            set
+            {
+                extendBox = value;
+                CalcSystemBoxPos();
+                Invalidate();
+            }
+        }
+
+        private int extendSymbol;
+
+        [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
+        [Editor(typeof(UIImagePropertyEditor), typeof(UITypeEditor))]
+        [DefaultValue(0)]
+        [Description("扩展按钮字体图标"), Category("SunnyUI")]
+        public int ExtendSymbol
+        {
+            get => extendSymbol;
+            set
+            {
+                extendSymbol = value;
+                Invalidate();
+            }
+        }
+
+        private int _symbolSize = 24;
+
+        [DefaultValue(24)]
+        [Description("扩展按钮字体图标大小"), Category("SunnyUI")]
+        public int ExtendSymbolSize
+        {
+            get => _symbolSize;
+            set
+            {
+                _symbolSize = Math.Max(value, 16);
+                _symbolSize = Math.Min(value, 64);
+                Invalidate();
+            }
+        }
+
+        private Point extendSymbolOffset = new Point(0, 0);
+
+        [DefaultValue(typeof(Point), "0, 0")]
+        [Description("扩展按钮字体图标偏移量"), Category("SunnyUI")]
+        public Point ExtendSymbolOffset
+        {
+            get => extendSymbolOffset;
+            set
+            {
+                extendSymbolOffset = value;
+                Invalidate();
+            }
+        }
+
+        [DefaultValue(null)]
+        [Description("扩展按钮菜单"), Category("SunnyUI")]
+        public UIContextMenuStrip ExtendMenu { get; set; }
+
         //不显示FormBorderStyle属性
         [Browsable(false)]
         [EditorBrowsable(EditorBrowsableState.Never)]
@@ -321,6 +389,8 @@ namespace Sunny.UI
 
         private Rectangle MinimizeBoxRect;
 
+        private Rectangle ExtendBoxRect;
+
         private int ControlBoxLeft;
 
         private void CalcSystemBoxPos()
@@ -351,10 +421,22 @@ namespace Sunny.UI
                 {
                     MinimizeBoxRect = new Rectangle(Width + 1, Height + 1, 1, 1);
                 }
+
+                if (ExtendBox)
+                {
+                    if (MinimizeBox)
+                    {
+                        ExtendBoxRect = new Rectangle(MinimizeBoxRect.Left - 28 - 2, ControlBoxRect.Top, 28, 28);
                     }
                     else
                     {
-                MaximizeBoxRect = MinimizeBoxRect = ControlBoxRect = new Rectangle(Width + 1, Height + 1, 1, 1);
+                        ExtendBoxRect = new Rectangle(ControlBoxRect.Left - 28 - 2, ControlBoxRect.Top, 28, 28);
+                    }
+                }
+            }
+            else
+            {
+                ExtendBoxRect = MaximizeBoxRect = MinimizeBoxRect = ControlBoxRect = new Rectangle(Width + 1, Height + 1, 1, 1);
             }
         }
 
@@ -435,8 +517,23 @@ namespace Sunny.UI
                     InMaxBox = false;
                     ShowMaximize();
                 }
+
+                if (InExtendBox)
+                {
+                    InExtendBox = false;
+                    if (ExtendMenu != null)
+                    {
+                        this.ShowContextMenuStrip(ExtendMenu, ExtendBoxRect.Left, TitleHeight - 1);
+                    }
+                    else
+                    {
+                        ExtendBoxClick?.Invoke(this, null);
                     }
                 }
+            }
+        }
+
+        public event EventHandler ExtendBoxClick;
 
         /// <summary>
         /// 窗体最大化前的大小
@@ -500,7 +597,7 @@ namespace Sunny.UI
         {
             base.OnMouseDown(e);
 
-            if (InControlBox || InMaxBox || InMinBox) return;
+            if (InControlBox || InMaxBox || InMinBox || InExtendBox) return;
             if (!ShowTitle) return;
             if (e.Y > Padding.Top) return;
 
@@ -517,7 +614,7 @@ namespace Sunny.UI
             base.OnMouseDoubleClick(e);
 
             if (!MaximizeBox) return;
-            if (InControlBox || InMaxBox || InMinBox) return;
+            if (InControlBox || InMaxBox || InMinBox || InExtendBox) return;
             if (!ShowTitle) return;
             if (e.Y > Padding.Top) return;
 
@@ -623,6 +720,7 @@ namespace Sunny.UI
                     bool inControlBox = e.Location.InRect(ControlBoxRect);
                     bool inMaxBox = e.Location.InRect(MaximizeBoxRect);
                     bool inMinBox = e.Location.InRect(MinimizeBoxRect);
+                    bool inExtendBox = e.Location.InRect(ExtendBoxRect);
                     bool isChange = false;
 
                     if (inControlBox != InControlBox)
@@ -643,6 +741,12 @@ namespace Sunny.UI
                         isChange = true;
                     }
 
+                    if (inExtendBox != InExtendBox)
+                    {
+                        InExtendBox = inExtendBox;
+                        isChange = true;
+                    }
+
                     if (isChange)
                     {
                         Invalidate();
@@ -650,7 +754,7 @@ namespace Sunny.UI
                 }
                 else
                 {
-                    InControlBox = InMaxBox = InMinBox = false;
+                    InExtendBox = InControlBox = InMaxBox = InMinBox = false;
                 }
             }
 
@@ -660,11 +764,11 @@ namespace Sunny.UI
         protected override void OnMouseLeave(EventArgs e)
         {
             base.OnMouseLeave(e);
-            InControlBox = InMaxBox = InMinBox = false;
+            InExtendBox = InControlBox = InMaxBox = InMinBox = false;
             Invalidate();
         }
 
-        private bool InControlBox, InMaxBox, InMinBox;
+        private bool InControlBox, InMaxBox, InMinBox, InExtendBox;
 
         /// <summary>
         /// 是否屏蔽Alt+F4
@@ -854,11 +958,41 @@ namespace Sunny.UI
                 e.Graphics.DrawLine(Color.White,
                     MinimizeBoxRect.Left + MinimizeBoxRect.Width / 2 - 6,
                     MinimizeBoxRect.Top + MinimizeBoxRect.Height / 2,
-                    MinimizeBoxRect.Left + MinimizeBoxRect.Width / 2 + 6,
+                    MinimizeBoxRect.Left + MinimizeBoxRect.Width / 2 + 5,
                     MinimizeBoxRect.Top + MinimizeBoxRect.Height / 2);
                 //e.Graphics.DrawFontImage(62161, 24, Color.White, MinimizeBoxRect, 1);
             }
 
+            if (ExtendBox)
+            {
+                if (InExtendBox)
+                {
+                    if (ShowRadius)
+                        e.Graphics.FillRoundRectangle(btn.FillHoverColor, ExtendBoxRect, 5);
+                    else
+                        e.Graphics.FillRectangle(btn.FillHoverColor, ExtendBoxRect);
+                }
+
+                if (ExtendSymbol == 0)
+                {
+                    e.Graphics.DrawLine(Color.White,
+                        ExtendBoxRect.Left + ExtendBoxRect.Width / 2 - 5 - 1,
+                        ExtendBoxRect.Top + ExtendBoxRect.Height / 2 - 2,
+                        ExtendBoxRect.Left + ExtendBoxRect.Width / 2 - 1,
+                        ExtendBoxRect.Top + ExtendBoxRect.Height / 2 + 3);
+
+                    e.Graphics.DrawLine(Color.White,
+                        ExtendBoxRect.Left + ExtendBoxRect.Width / 2 + 5 - 1,
+                        ExtendBoxRect.Top + ExtendBoxRect.Height / 2 - 2,
+                        ExtendBoxRect.Left + ExtendBoxRect.Width / 2 - 1,
+                        ExtendBoxRect.Top + ExtendBoxRect.Height / 2 + 3);
+                }
+                else
+                {
+                    e.Graphics.DrawFontImage(extendSymbol, ExtendSymbolSize, Color.White, ExtendBoxRect, ExtendSymbolOffset.X, ExtendSymbolOffset.Y);
+                }
+            }
+
             e.Graphics.SetDefaultQuality();
 
             if (ShowTitleIcon && Icon != null)
@@ -877,7 +1011,7 @@ namespace Sunny.UI
             }
         }
 
-        private bool showTitleIcon = false;
+        private bool showTitleIcon;
 
         [Description("显示标题栏图标"), Category("SunnyUI")]
         [DefaultValue(false)]