PredefinedColorCollections Class

Provides predefined color collections.

Namespace: DevExpress.Xpf.Editors

Assembly: DevExpress.Xpf.Core.v24.1.dll

NuGet Package: DevExpress.Wpf.Core

Declaration

C#

public static class PredefinedColorCollections

VB.NET

Public Module PredefinedColorCollections

Remarks

The static PredefinedColorCollections class provides base colors for the predefined palette collections. For instance, the PredefinedColorCollections.Apex property returns base colors for the Apex palette collection ().

Example

The following code sample creates custom palettes and displays them within a ColorEdit control.

MainWindow.xaml

<Window x:Class="DXEditors_ColorEdit.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="400" Width="497"
        xmlns:dxe="http://schemas.devexpress.com/winfx/2008/xaml/editors"
        xmlns:dxc="http://schemas.devexpress.com/winfx/2008/xaml/core">
    <Grid>
        <Grid.Resources>
            <ResourceDictionary>
                <dxc:ColorToBrushConverter x:Key="ColorToBrushConverter"/>
            </ResourceDictionary>
        </Grid.Resources>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="Auto"/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <GroupBox Header="Text Color" Grid.Column="0" HorizontalAlignment="Left"
                  Margin="3" Name="groupBox1" VerticalAlignment="Top">
            <Grid>
                <dxe:ColorEdit Name="colorEdit1" Color="Green"/>
            </Grid>
        </GroupBox>
        <GroupBox HorizontalAlignment="Stretch" Header="Text Box" Grid.Column="1"
                  Margin="3" Name="groupBox2" VerticalAlignment="Top">
            <Grid>
                <TextBox Text="Sample text..." Grid.Column="1"
                         Foreground="{Binding Path=Color, ElementName=colorEdit1, Converter={StaticResource ColorToBrushConverter}}"
                         Height="100" Margin="3"
                         Name="textBox1" VerticalAlignment="Top" />                
            </Grid>
        </GroupBox>
    </Grid>
</Window>

MainWindow.xaml.cs

using System.Collections.Generic;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using DevExpress.Xpf.Editors;

namespace DXEditors_ColorEdit {
    public partial class MainWindow : Window {
        public MainWindow() {
            InitializeComponent();

            // Removes the 'Standard Colors' palette.
            colorEdit1.Palettes.Remove(colorEdit1.Palettes["Standard Colors"]);

            // Adds a custom gradient palette.
            colorEdit1.Palettes.Add(CustomPalette.CreateGradientPalette("Apex Colors", PredefinedColorCollections.Apex));

            // Adds a new palette with three custom RGB colors.
            colorEdit1.Palettes.Add(new CustomPalette("Custom RGB Colors", new List<Color>() {
                Color.FromRgb(150, 18, 30),
                Color.FromRgb(20, 40, 20),
                Color.FromRgb(88, 73, 29) 
            }));
        }
    }
}

MainWindow.xaml.vb

Imports Microsoft.VisualBasic
Imports System.Collections.Generic
Imports System.Windows.Controls
Imports System.Windows.Media
Imports DevExpress.Xpf.Editors

Namespace DXEditors_ColorEdit
    Partial Public Class MainWindow
        Inherits Window
        Public Sub New()
            InitializeComponent()

            ' Removes the 'Standard Colors' palette.
            colorEdit1.Palettes.Remove(colorEdit1.Palettes("Standard Colors"))

            ' Adds a custom gradient palette.
            colorEdit1.Palettes.Add(CustomPalette.CreateGradientPalette("Apex Colors", PredefinedColorCollections.Apex))

            ' Adds a new palette with three custom RGB colors.
            Dim customColors As List(Of Color) = New List(Of Color)
            customColors.Add(Color.FromRgb(150, 18, 30))
            customColors.Add(Color.FromRgb(20, 40, 20))
            customColors.Add(Color.FromRgb(88, 73, 29))
            Dim palette As CustomPalette = New CustomPalette("Custom RGB Colors", customColors)
            colorEdit1.Palettes.Add(palette)
        End Sub
    End Class
End Namespace

Inheritance

Object

PredefinedColorCollections