* UIStyle: 增加系统DPI缩放自适应

* UIStyleManager: 增加系统DPI缩放自适应

SunnyUI/Common/UControl.cs

@@ -303,6 +303,57 @@ namespace Sunny.UI
             return values;
         }
 
+        public static List<Control> GetAllControls(this Control control)
+        {
+            var list = new List<Control>();
+            foreach (Control con in control.Controls)
+            {
+                list.Add(con);
+                if (con.Controls.Count > 0)
+                {
+                    list.AddRange(GetAllControls(con));
+                }
+            }
+
+            return list;
+        }
+
+        public static float DPIScale(this Control control)
+        {
+            return control.CreateGraphics().DpiX / 96.0f;
+        }
+
+        public static Font DPIScaleFont(this Control control)
+        {
+            return new Font(control.Font.FontFamily, control.Font.Size / control.DPIScale(),
+                   control.Font.Style, control.Font.Unit, control.Font.GdiCharSet);
+        }
+
+        public static void SetDPIScaleFont(this Control control)
+        {
+            if (!control.DPIScale().Equals(1))
+            {
+                control.Font = control.DPIScaleFont();
+            }
+        }
+
+        public static List<Control> GetAllDPIScaleControls(this Control control)
+        {
+            var list = new List<Control>();
+            foreach (Control con in control.Controls)
+            {
+                list.Add(con);
+                if (con is IToolTip) continue;
+
+                if (con.Controls.Count > 0)
+                {
+                    list.AddRange(GetAllControls(con));
+                }
+            }
+
+            return list;
+        }
+
         /// <summary>
         /// 查找包含接口名称的控件列表
         /// </summary>
@@ -401,10 +452,10 @@ namespace Sunny.UI
 
             object obj = f1.GetValue(button);
             PropertyInfo pi = button.GetType().GetProperty("Events", BindingFlags.NonPublic | BindingFlags.Instance);
-            if (pi != null)
+            if (pi != null && obj != null)
             {
                 EventHandlerList list = (EventHandlerList)pi.GetValue(button, null);
-                list.RemoveHandler(obj, list[obj]);
+                list?.RemoveHandler(obj, list[obj]);
             }
         }
 

SunnyUI/Controls/Color/UIColorWheel.cs

@@ -33,6 +33,17 @@ namespace Sunny.UI
             }
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         public void SetLightness(double lightness)
         {
             m_selectedColor.Lightness = lightness;

SunnyUI/Controls/Color/UILabelRotate.cs

@@ -11,6 +11,17 @@ namespace Sunny.UI
         private ContentAlignment m_rotatePointAlignment = ContentAlignment.MiddleCenter;
         private ContentAlignment m_textAlignment = ContentAlignment.MiddleLeft;
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         public new string Text
         {
             get { return base.Text; }

SunnyUI/Controls/UIComboboxEx.cs

@@ -49,6 +49,17 @@ namespace Sunny.UI
             Width = 150;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         private UIStyle _style = UIStyle.Blue;
 
         protected override void OnBackColorChanged(EventArgs e)

SunnyUI/Controls/UIContextMenuStrip.cs

@@ -38,6 +38,17 @@ namespace Sunny.UI
             Version = UIGlobal.Version;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         /// <summary>
         /// 自定义主题风格
         /// </summary>

SunnyUI/Controls/UIControl.cs

@@ -45,6 +45,17 @@ namespace Sunny.UI
             base.MinimumSize = new Size(1, 1);
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         protected void SetStyleFlags(bool supportTransparent = true, bool selectable = true, bool resizeRedraw = false)
         {
             SetStyle(ControlStyles.AllPaintingInWmPaint, true);

SunnyUI/Controls/UIDataGridView.cs

@@ -98,6 +98,17 @@ namespace Sunny.UI
             HorizontalScrollBar.VisibleChanged += HorizontalScrollBar_VisibleChanged;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         private readonly Dictionary<string, CellStyle> CellStyles = new Dictionary<string, CellStyle>();
 
         public class CellStyle

SunnyUI/Controls/UIImageListBox.cs

@@ -136,7 +136,7 @@ namespace Sunny.UI
             {
                 listbox.SetScrollInfo();
                 LastCount = Items.Count;
-                ItemsCountChange?.Invoke(this, null);
+                ItemsCountChange?.Invoke(this, EventArgs.Empty);
             }
         }
 
@@ -368,6 +368,17 @@ namespace Sunny.UI
                 }
             }
 
+            public bool IsScaled { get; private set; }
+
+            public void SetDPIScale()
+            {
+                if (!IsScaled)
+                {
+                    this.SetDPIScaleFont();
+                    IsScaled = true;
+                }
+            }
+
             //protected override void WndProc(ref Message m)
             //{
             //    if (IsDisposed || Disposing) return;

SunnyUI/Controls/UILabel.cs

@@ -42,6 +42,17 @@ namespace Sunny.UI
             ForeColorChanged += UILabel_ForeColorChanged;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         private void UILabel_ForeColorChanged(object sender, EventArgs e)
         {
             _style = UIStyle.Custom;
@@ -128,6 +139,17 @@ namespace Sunny.UI
             LinkColor = UIColor.Blue;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         /// <summary>
         /// Tag字符串
         /// </summary>

SunnyUI/Controls/UIListBox.cs

@@ -605,6 +605,17 @@ namespace Sunny.UI
         [Description("获取或设置包含有关控件的数据的对象字符串"), Category("SunnyUI")]
         public string TagString { get; set; }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         public UIScrollBar Bar
         {
             get => bar;

SunnyUI/Controls/UINavBar.cs

@@ -60,6 +60,17 @@ namespace Sunny.UI
             Version = UIGlobal.Version;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         private int radius;
 
         [DefaultValue(0)]

SunnyUI/Controls/UINavMenu.cs

@@ -80,6 +80,17 @@ namespace Sunny.UI
             SetScrollInfo();
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         [DefaultValue(false)]
         [Description("只显示一个打开的节点"), Category("SunnyUI")]
         public bool ShowOneNode { get; set; }

SunnyUI/Controls/UIPanel.cs

@@ -52,6 +52,17 @@ namespace Sunny.UI
             SetStyleFlags(true, false);
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         protected void SetStyleFlags(bool supportTransparent = true, bool selectable = true, bool resizeRedraw = false)
         {
             SetStyle(ControlStyles.AllPaintingInWmPaint, true);

SunnyUI/Controls/UITabControl.cs

@@ -62,6 +62,17 @@ namespace Sunny.UI
             timer.Tick += Timer_Tick;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         protected override void Dispose(bool disposing)
         {
             base.Dispose(disposing);

SunnyUI/Controls/UITabControlMenu.cs

@@ -46,6 +46,17 @@ namespace Sunny.UI
             Version = UIGlobal.Version;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         /// <summary>
         /// 自定义主题风格
         /// </summary>

SunnyUI/Controls/UITableLayoutPanel.cs

@@ -32,6 +32,17 @@ namespace Sunny.UI
             Version = UIGlobal.Version;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                IsScaled = true;
+            }
+        }
+
         protected override void OnControlAdded(ControlEventArgs e)
         {
             base.OnControlAdded(e);

SunnyUI/Forms/UIForm.cs

@@ -70,6 +70,22 @@ namespace Sunny.UI
             showTitleIcon = false;
         }
 
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled && UIStyles.DPIScale)
+            {
+                this.SetDPIScaleFont();
+                foreach (Control control in this.GetAllDPIScaleControls())
+                {
+                    control.SetDPIScaleFont();
+                }
+
+                IsScaled = true;
+            }
+        }
+
         [DefaultValue(true)]
         [Description("是否点击标题栏可以移动窗体"), Category("SunnyUI")]
         public bool Movable { get; set; } = true;
@@ -1183,6 +1199,7 @@ namespace Sunny.UI
             CalcSystemBoxPos();
             SetRadius();
             isShow = true;
+            SetDPIScale();
         }
 
         /// <summary>

SunnyUI/Frames/UIPage.cs

@@ -65,6 +65,23 @@ namespace Sunny.UI
             if (!IsDesignMode) base.Dock = DockStyle.Fill;
 
             Version = UIGlobal.Version;
+            SetDPIScale();
+        }
+
+        public bool IsScaled { get; private set; }
+
+        public void SetDPIScale()
+        {
+            if (!IsScaled)
+            {
+                this.SetDPIScaleFont();
+                foreach (Control control in this.GetAllDPIScaleControls())
+                {
+                    control.SetDPIScaleFont();
+                }
+
+                IsScaled = true;
+            }
         }
 
         public void Render()

SunnyUI/Style/UIStyle.cs

@@ -20,6 +20,7 @@
  * 2021-07-12: V3.0.5 增加紫色主题
  * 2021-07-18: V3.0.5 增加多彩主题，以颜色深色，文字白色为主
  * 2021-09-24: V3.0.7 修改默认字体的GdiCharSet
+ * 2021-10-16: V3.0.8 增加系统DPI缩放自适应
 ******************************************************************************/
 
 using System;
@@ -56,6 +57,10 @@ namespace Sunny.UI
         void SetStyleColor(UIBaseStyle uiColor);
 
         void SetStyle(UIStyle style);
+
+        bool IsScaled { get; }
+
+        void SetDPIScale();
     }
 
     /// <summary>
@@ -189,6 +194,8 @@ namespace Sunny.UI
     /// </summary>
     public static class UIStyles
     {
+        public static bool DPIScale { get; set; }
+
         public static List<UIStyle> PopularStyles()
         {
             List<UIStyle> styles = new List<UIStyle>();
@@ -503,6 +510,21 @@ namespace Sunny.UI
             }
         }
 
+        public static void SetDPIScale()
+        {
+            foreach (var form in Forms.Values)
+            {
+                if (!form.DPIScale().EqualsFloat(1))
+                    form.SetDPIScale();
+            }
+
+            foreach (var page in Pages.Values)
+            {
+                if (!page.DPIScale().EqualsFloat(1))
+                    page.SetDPIScale();
+            }
+        }
+
         public static void Translate()
         {
             foreach (var form in Forms.Values)

SunnyUI/Style/UIStyleManager.cs

@@ -17,6 +17,7 @@
  * 创建日期: 2020-01-01
  *
  * 2020-01-01: V2.2.0 增加文件说明
+ * 2021-10-16: V3.0.8 增加系统DPI缩放自适应
 ******************************************************************************/
 
 using System.ComponentModel;
@@ -67,5 +68,12 @@ namespace Sunny.UI
         {
             container.Add(this);
         }
+
+        [DefaultValue(false), Description("DPI缩放"), Category("SunnyUI")]
+        public bool DPIScale
+        {
+            get => UIStyles.DPIScale;
+            set => UIStyles.DPIScale = value;
+        }
     }
 }