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v2025.12.15
Docs Vertical 4 RangeSlider

Siticone V4RangeSlider

The SiticoneV4RangeSlider is a powerful, vertically oriented multi-thumb slider designed for advanced range selection scenarios. Unlike standard sliders, it supports up to 4 independent thumbs, allowing users to define multiple ranges (e.g., minimum, low-target, high-target, maximum) within a single control. It features smooth animations, extensive theming, and robust input support.

Values & Ranges

Control the positions of the four independent thumbs and the overall range of the slider.

Property Type Description & Usage Example
Minimum int slider.Minimum = 0; The lowest possible value for the slider track.
Maximum int slider.Maximum = 100; The highest possible value for the slider track.
Value int slider.Value = 20; The position of the 1st (bottom-most) thumb.
Value2 int slider.Value2 = 40; The position of the 2nd thumb. Constrained between Value1 and Value3.
Value3 int slider.Value3 = 60; The position of the 3rd thumb. Constrained between Value2 and Value4.
Value4 int slider.Value4 = 80; The position of the 4th (top-most) thumb.

Appearance & Styling

Customize the visual elements including track colors, fill gradients, and thumb styles.

Property Type Description & Usage Example
TrackColor Color slider.TrackColor = Color.LightGray; The background color of the unfilled slider track.
FillColor Color slider.FillColor = Color.DodgerBlue; The fill color between Thumb 1 and Thumb 2.
FillColor2 Color slider.FillColor2 = Color.Orange; The fill color between Thumb 3 and Thumb 4.
ThumbColor Color slider.ThumbColor = Color.White; The default color of the slider handles (thumbs).
ThumbHoverColor Color slider.ThumbHoverColor = Color.Cyan; The color of a thumb when the mouse hovers over it.
ThumbAnimation ThumbAnimation slider.ThumbAnimation = ThumbAnimation.Blink; Enables visual effects for thumbs: Normal, Blink (pulsing opacity), or ColorTransition (cycles colors).

Interaction & Behavior

Configure how users interact with the slider via mouse and keyboard.

Property Type Description & Usage Example
IsReadOnly bool slider.IsReadOnly = true; If true, prevents the user from changing values. Visuals update to a "disabled" state.
SmallChange int slider.SmallChange = 1; The increment when using arrow keys.
LargeChange int slider.LargeChange = 10; The increment when using PageUp/PageDown keys.
MouseWheelEnabled bool slider.MouseWheelEnabled = true; Allows changing the hovered thumb value using the mouse wheel.
CanShake bool slider.CanShake = true; If true, the slider shakes visually when a user tries to interact with it in ReadOnly mode.

Designer & Smart Tags

The control includes a rich Smart Tag panel for rapid configuration.

Feature Description
Theme Presets Instantly apply color schemes like "Ocean Teal", "Sunset Gold", "Purple Orchid", "Crimson Fire", and more via the designer menu.
Quick Actions Shortcuts to set common ranges (0-100, Bipolar -100 to 100) or reset defaults.
Copy/Paste Settings Copy the entire visual configuration of one slider and paste it onto another to ensure UI consistency.

Detailed Usage Examples

Example 1: Temperature Range Control

Using the slider to set a "Comfort Zone" (Value2 to Value3) and an "Absolute Limit" (Value1 to Value4).

C# - Temperature Control
private void InitializeThermostat()
{
    var slider = new SiticoneV4RangeSlider();
    slider.Minimum = 0;   // 0°C
    slider.Maximum = 100; // 100°C
    
                // Set initial ranges
    slider.Value = 10;    // Min safe temp
    slider.Value2 = 22;   // Target Low
    slider.Value3 = 26;   // Target High
    slider.Value4 = 90;   // Max safe temp
    
                // Visuals
    slider.FillColor = Color.LightBlue; // Cold range visual
    slider.FillColor2 = Color.OrangeRed; // Hot range visual
    
    slider.RangeValueChanged += (s, e) => 
    {
                Console.WriteLine($"Comfort Zone: {e.NewValue2}°C - {e.NewValue3}°C");
    };
    
    this.Controls.Add(slider);
}

Example 2: Data Filtering (Histogram)

A vertical slider used to filter data points, showing an active range selection.

C# - Data Filter
private void SetupFilterSlider()
{
    var filterSlider = new SiticoneV4RangeSlider();
    filterSlider.Height = 300;
    
                // Use only middle range (FillColor2 area) for selection
                // Hide outer ranges by matching track color
    filterSlider.TrackColor = Color.WhiteSmoke;
    filterSlider.FillColor = Color.WhiteSmoke; 
    filterSlider.FillColor2 = Color.DodgerBlue; // Active selection range
    
                // Enable tooltips on hover
    filterSlider.RangeValueChanged += (s, e) =>
    {
                FilterDataGrid(e.NewValue3, e.NewValue4); // Filter between V3 and V4
    };
    
    this.Controls.Add(filterSlider);
}

Example 3: Read-Only Status Indicator

Using the slider as a gauge to display system status (e.g., CPU/Memory load) without allowing user edits.

C# - Status Gauge
private void UpdateSystemStatus(int cpuLoad, int memLoad)
{
    statusSlider.IsReadOnly = true;
    statusSlider.CanShake = true; // Feedback if user clicks
    
                // Update values programmatically
    statusSlider.Value2 = cpuLoad;
    statusSlider.Value3 = memLoad;
    
                // Change colors dynamically based on load
    if (cpuLoad > 80) statusSlider.FillColor = Color.Red;
    else statusSlider.FillColor = Color.Green;
}