ComboBox control in WPF

ComboBox:

Namespace : System.Windows.Controls.ComboBox

Designer Code:

     <ComboBox  Width="200" Height="30" Name="cmb1">
            <ComboBoxItem>One</ComboBoxItem>
            <ComboBoxItem>Two</ComboBoxItem>
            <ComboBoxItem>Three</ComboBoxItem>
            <ComboBoxItem>Four</ComboBoxItem>
     </ComboBox>
        

Code Behind:

        // Window1.xaml.cs

        private void cmb1_SelectionChanged(object sender, 
        SelectionChangedEventArgs e)
        {
            ComboBoxItem cmbitem = (ComboBoxItem)cmb1.SelectedItem;
        }

        adding Items from code:

        cmb1.Items.Add("one"); 
        cmb1.Items.Add("two"); 

        Removing Items from ComboBox:

        cmb1.Items.RemoveAt
         (cmb1.Items.IndexOf(cmb1.SelectedItem)); 

        

This is a ItemsControl.


Fonts and Styles in Combobox

Following code will set the color and font for combobox items:

     <ComboBox  Width="200" Name="cmb1" 
     SelectionChanged="cmb1_SelectionChanged" Margin="3,0,3,208">
       <ComboBoxItem Background="Red" Foreground="Red" Content="One"
           FontFamily="Verdana" FontSize="12" FontWeight="Bold" 
           IsSelected="True"></ComboBoxItem>
       <ComboBoxItem Background="Pink" Foreground="Black" Content="Two" 
          FontFamily="Georgia" FontSize="14" FontWeight="Bold"></ComboBoxItem>
       <ComboBoxItem Background="Orange" Foreground="Purple" Content="Three"
          FontFamily="Verdana" FontSize="12" FontWeight="Bold"></ComboBoxItem>          
     </ComboBox>
        

Images in Combobox

Following code will set the Images for combobox items:

     <ComboBoxItem Background="LightCoral" Foreground="Red" 
          FontFamily="Verdana" FontSize="12" FontWeight="Bold">
            <StackPanel Orientation="Horizontal">
              <Image Source="Images\win2wpf.JPG" Height="30"></Image>
              <TextBlock Text="1"></TextBlock>
            </StackPanel>
      </ComboBoxItem>
      <ComboBoxItem Background="LightCoral" Foreground="Blue" 
          FontFamily="Verdana" FontSize="12" FontWeight="Bold">
            <StackPanel Orientation="Horizontal">
              <Image Source="\Images\win2wpf.JPG" Height="30"></Image>
              <TextBlock Text="2"></TextBlock>
            </StackPanel>
      </ComboBoxItem>
        

CheckBoxes in Combobox

Following code will set Checkboxes in combobox items:

     <ComboBoxItem Background="Red" Foreground="Red" 
             FontFamily="Verdana" FontSize="12" FontWeight="Bold">
                <CheckBox Name="Chk1">1</CheckBox>
            </ComboBoxItem>
            <ComboBoxItem Background="Red" Foreground="Red" 
             FontFamily="Verdana" FontSize="12" FontWeight="Bold">
                <CheckBox Name="Chk2">2</CheckBox>
            </ComboBoxItem>
            <ComboBoxItem Background="Red" Foreground="Red" 
             FontFamily="Verdana" FontSize="12" FontWeight="Bold">
                <CheckBox Name="Chk3">3</CheckBox>
            </ComboBoxItem>
        

Databinding in Combobox

         string[] sArray =   { "one","two","three"}
         cmb1.ItemsSource = sArray;

         List<string> slist;
         cmb1.ItemsSource = slist;