* UIListBox，UIImageListBox：背景色可改，设置FillColor，以及SystemCustomMode = true

SunnyUI.Demo/Controls/FListBox.Designer.cs

@@ -49,11 +49,13 @@
             // 
             // uiImageListBox1
             // 
+            this.uiImageListBox1.FillColor = System.Drawing.Color.White;
             this.uiImageListBox1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiImageListBox1.ItemHeight = 80;
             this.uiImageListBox1.ItemSelectForeColor = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiImageListBox1.Location = new System.Drawing.Point(355, 48);
             this.uiImageListBox1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
+            this.uiImageListBox1.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiImageListBox1.Name = "uiImageListBox1";
             this.uiImageListBox1.Padding = new System.Windows.Forms.Padding(2);
             this.uiImageListBox1.Size = new System.Drawing.Size(266, 343);
@@ -85,10 +87,12 @@
             // 
             // uiListBox1
             // 
+            this.uiListBox1.FillColor = System.Drawing.Color.White;
             this.uiListBox1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiListBox1.ItemSelectForeColor = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiListBox1.Location = new System.Drawing.Point(33, 48);
             this.uiListBox1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
+            this.uiListBox1.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiListBox1.Name = "uiListBox1";
             this.uiListBox1.Padding = new System.Windows.Forms.Padding(2);
             this.uiListBox1.Size = new System.Drawing.Size(270, 343);
@@ -102,6 +106,7 @@
             this.uiCheckBox1.Cursor = System.Windows.Forms.Cursors.Hand;
             this.uiCheckBox1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiCheckBox1.Location = new System.Drawing.Point(355, 399);
+            this.uiCheckBox1.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiCheckBox1.Name = "uiCheckBox1";
             this.uiCheckBox1.Padding = new System.Windows.Forms.Padding(22, 0, 0, 0);
             this.uiCheckBox1.Size = new System.Drawing.Size(266, 35);
@@ -114,6 +119,7 @@
             this.uiButton1.Cursor = System.Windows.Forms.Cursors.Hand;
             this.uiButton1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiButton1.Location = new System.Drawing.Point(33, 400);
+            this.uiButton1.MinimumSize = new System.Drawing.Size(1, 1);
             this.uiButton1.Name = "uiButton1";
             this.uiButton1.Size = new System.Drawing.Size(100, 35);
             this.uiButton1.TabIndex = 23;

SunnyUI.Demo/Controls/FTreeView.Designer.cs

@@ -132,8 +132,6 @@
             this.uiTreeView1.SelectedNode = null;
             this.uiTreeView1.ShowLines = true;
             this.uiTreeView1.Size = new System.Drawing.Size(266, 313);
-            this.uiTreeView1.Style = Sunny.UI.UIStyle.Custom;
-            this.uiTreeView1.StyleCustomMode = true;
             this.uiTreeView1.TabIndex = 0;
             this.uiTreeView1.Text = null;
             // 

SunnyUI/Controls/UIImageListBox.cs

@@ -66,6 +66,20 @@ namespace Sunny.UI
             listbox.MouseMove += Listbox_MouseMove;
         }
 
+        protected override void AfterSetFillColor(Color color)
+        {
+            base.AfterSetFillColor(color);
+            if (listbox != null)
+            {
+                listbox.BackColor = color;
+            }
+
+            if (bar != null)
+            {
+                bar.FillColor = color;
+            }
+        }
+
         private void Listbox_MouseMove(object sender, MouseEventArgs e)
         {
             MouseMove?.Invoke(this, e);
@@ -187,7 +201,10 @@ namespace Sunny.UI
             {
                 listbox.HoverColor = hoverColor;
                 listbox.SetStyleColor(uiColor);
+                listbox.BackColor = Color.White;
             }
+
+            fillColor = Color.White;
         }
 
         private int LastCount;

SunnyUI/Controls/UIListBox.cs

@@ -26,7 +26,6 @@ using System;
 using System.ComponentModel;
 using System.Drawing;
 using System.Drawing.Design;
-using System.Drawing.Drawing2D;
 using System.Windows.Forms;
 
 namespace Sunny.UI
@@ -188,6 +187,23 @@ namespace Sunny.UI
             {
                 listbox.HoverColor = hoverColor;
                 listbox.SetStyleColor(uiColor);
+                listbox.BackColor = Color.White;
+            }
+
+            fillColor = Color.White;
+        }
+
+        protected override void AfterSetFillColor(Color color)
+        {
+            base.AfterSetFillColor(color);
+            if (listbox != null)
+            {
+                listbox.BackColor = color;
+            }
+
+            if (bar != null)
+            {
+                bar.FillColor = color;
             }
         }
 
@@ -213,11 +229,6 @@ namespace Sunny.UI
             Padding = new Padding(Math.Max(2, value / 2));
         }
 
-        protected override void OnPaintFill(Graphics g, GraphicsPath path)
-        {
-            g.Clear(Color.White);
-        }
-
         [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
         [Localizable(true)]
         [Editor("System.Windows.Forms.Design.ListControlStringCollectionEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]