using System;
using System.Drawing;
using System.Windows.Forms;
using Syncfusion.Windows.Forms.Tools;

public partial class ColorPickerForm : Form
{
    private ColorPickerUIAdv colorPickerUIAdv1;
    
    public ColorPickerForm()
    {
        InitializeComponent();
        
        // Create ColorPickerUIAdv
        colorPickerUIAdv1 = new ColorPickerUIAdv();
        colorPickerUIAdv1.Size = new Size(200, 180);
        colorPickerUIAdv1.Location = new Point(20, 20);
        
        // Set initial selected color
        colorPickerUIAdv1.SelectedColor = Color.Blue;
        
        // Apply Office2016 style
        colorPickerUIAdv1.Style = ColorPickerUIAdv.visualstyle.Office2016Colorful;
        
        // Handle color selection
        colorPickerUIAdv1.Picked += ColorPickerUIAdv1_Picked;
        
        // Add to form
        this.Controls.Add(colorPickerUIAdv1);
    }
    
    private void ColorPickerUIAdv1_Picked(object sender, 
                                          ColorPickerUIAdv.ColorPickedEventArgs args)
    {
        // Update form background with selected color
        this.BackColor = args.Color;
        MessageBox.Show($"Selected Color: {args.Color.Name}");
    }
}

Install-Package Syncfusion.Tools.Windows

// Setup
private void SetupColorPicker()
{
    colorPickerUIAdv1.SelectedColor = Color.White;
    colorPickerUIAdv1.Picked += OnColorPicked;
}

// Event handler
private void OnColorPicked(object sender, ColorPickerUIAdv.ColorPickedEventArgs e)
{
    // Apply color to target control
    targetLabel.ForeColor = e.Color;
    
    // Or update drawing operations
    currentBrush = new SolidBrush(e.Color);
    canvas.Invalidate();
}

// Office2016 Colorful style
colorPickerUIAdv1.Style = ColorPickerUIAdv.visualstyle.Office2016Colorful;

// Or Office2016 White
colorPickerUIAdv1.Style = ColorPickerUIAdv.visualstyle.Office2016White;

// Or Office2016 Black
colorPickerUIAdv1.Style = ColorPickerUIAdv.visualstyle.Office2016Black;

// Or Office2016 DarkGray
colorPickerUIAdv1.Style = ColorPickerUIAdv.visualstyle.Office2016DarkGray;

// Create custom color group
ColorUIAdvGroup customGroup = new ColorUIAdvGroup();
customGroup.Name = "Brand Colors";
customGroup.HeaderHeight = 25;

// Create color items
GroupColorItem primaryColor = new GroupColorItem(customGroup, Color.FromArgb(0, 120, 215));
primaryColor.Index = 0;

// Add tint variations as sub-items
primaryColor.SubItems.Add(new ColorItem(primaryColor, Color.FromArgb(204, 228, 247)));
primaryColor.SubItems.Add(new ColorItem(primaryColor, Color.FromArgb(153, 204, 239)));
primaryColor.SubItems.Add(new ColorItem(primaryColor, Color.FromArgb(102, 163, 224)));

// Add to group and control
customGroup.Items.Add(primaryColor);
customGroup.SubItemsDepth = 1;
customGroup.IsSubItemsVisible = true;

colorPickerUIAdv1.CustomGroups.Add(customGroup);

// Set Managed theme
colorPickerUIAdv1.UseOffice2007Style = true;
colorPickerUIAdv1.Office2007Theme = Office2007Theme.Managed;

// Apply custom color scheme
Office2007Colors.ApplyManagedColors(this, Color.Teal);

// Setup hover event
colorPickerUIAdv1.ItemSelection += ColorPickerUIAdv1_ItemSelection;

// Event handler for hover preview
private void ColorPickerUIAdv1_ItemSelection(object sender, 
                                              ColorPickerUIAdv.ColorPickedEventArgs e)
{
    // Show preview without committing
    previewPanel.BackColor = e.Color;
    statusLabel.Text = $"Preview: {e.Color.Name} (RGB: {e.Color.R}, {e.Color.G}, {e.Color.B})";
}

// Set automatic color (shown when "Automatic" button is clicked)
colorPickerUIAdv1.AutomaticColor = Color.Black;

// Adjust button height
colorPickerUIAdv1.ButtonHeight = 30;

private void SetupTextColorPicker()
{
    textColorPicker.Style = ColorPickerUIAdv.visualstyle.Office2016Colorful;
    textColorPicker.SelectedColor = richTextBox.SelectionColor;
    textColorPicker.Picked += (s, e) => richTextBox.SelectionColor = e.Color;
}

private void SetupDrawingColorPicker()
{
    colorPicker.Style = ColorPickerUIAdv.visualstyle.Office2016Black;
    colorPicker.ItemSelection += (s, e) => ShowColorPreview(e.Color);
    colorPicker.Picked += (s, e) => SetActiveBrushColor(e.Color);
}

private void SetupThemeColorPicker()
{
    // Add custom theme colors group
    ColorUIAdvGroup themeGroup = new ColorUIAdvGroup();
    themeGroup.Name = "Theme Colors";
    
    // Add primary, accent, background colors
    themeGroup.Items.Add(CreateColorItem(primaryColor, "Primary"));
    themeGroup.Items.Add(CreateColorItem(accentColor, "Accent"));
    themeGroup.Items.Add(CreateColorItem(backgroundColor, "Background"));
    
    colorPicker.CustomGroups.Add(themeGroup);
    colorPicker.Picked += ApplyThemeColor;
}

private void ShowColorPickerForProperty(Control control, string propertyName)
{
    ColorPickerUIAdv picker = new ColorPickerUIAdv();
    picker.SelectedColor = (Color)control.GetType()
                                   .GetProperty(propertyName)
                                   .GetValue(control);
    
    picker.Picked += (s, e) => {
        control.GetType()
               .GetProperty(propertyName)
               .SetValue(control, e.Color);
    };
    
    ShowPickerInPopup(picker);
}

private void SetupConditionalFormatColorPicker()
{
    // Create custom group with warning/info/success colors
    ColorUIAdvGroup formatGroup = new ColorUIAdvGroup();
    formatGroup.Name = "Formatting Colors";
    
    formatGroup.Items.Add(new GroupColorItem(formatGroup, Color.Red));      // Error
    formatGroup.Items.Add(new GroupColorItem(formatGroup, Color.Orange));   // Warning
    formatGroup.Items.Add(new GroupColorItem(formatGroup, Color.Yellow));   // Caution
    formatGroup.Items.Add(new GroupColorItem(formatGroup, Color.LightGreen)); // Success
    
    colorPicker.CustomGroups.Add(formatGroup);
    colorPicker.Picked += ApplyConditionalFormatting;
}