# C1.Win.Input.Base.IDropDownControlBase

## Content

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  <h1 id="C1_Win_Input_Base_IDropDownControlBase" data-uid="C1.Win.Input.Base.IDropDownControlBase" class="text-break">IDropDownControlBase Interface
</h1>
  <div class="markdown level0 summary"><p>Represents the methods, events and properties of <a class="xref" href="C1.Win.Input.Base.C1DropDownControlBase.html">C1DropDownControlBase</a> class.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <h6><strong>Namespace</strong>: <a class="xref" href="C1.Win.Input.Base.html">C1.Win.Input.Base</a></h6>
  <h6><strong>Assembly</strong>: C1.Win.Input.10.dll</h6>
  <h5 id="C1_Win_Input_Base_IDropDownControlBase_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public interface IDropDownControlBase</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public Interface IDropDownControlBase</code></pre>
  </div>
  <h3 id="properties">Properties
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_AutoOpen" data-uid="C1.Win.Input.Base.IDropDownControlBase.AutoOpen">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.AutoOpen.html#C1_Win_Input_Base_IDropDownControlBase_AutoOpen">AutoOpen</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a value indicating whether to open the drop down control when the control receives the focus.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_ButtonsSettings" data-uid="C1.Win.Input.Base.IDropDownControlBase.ButtonsSettings">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.ButtonsSettings.html#C1_Win_Input_Base_IDropDownControlBase_ButtonsSettings">ButtonsSettings</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the properties of butons.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DataMember" data-uid="C1.Win.Input.Base.IDropDownControlBase.DataMember">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DataMember.html#C1_Win_Input_Base_IDropDownControlBase_DataMember">DataMember</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the member of the data source object to which the control is bound.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DataSource" data-uid="C1.Win.Input.Base.IDropDownControlBase.DataSource">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DataSource.html#C1_Win_Input_Base_IDropDownControlBase_DataSource">DataSource</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the data source object to which the control is bound.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DropDownAlign" data-uid="C1.Win.Input.Base.IDropDownControlBase.DropDownAlign">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DropDownAlign.html#C1_Win_Input_Base_IDropDownControlBase_DropDownAlign">DropDownAlign</a>
        </td>
        <td class="markdown level1 summary"><p>Alignment of the dropdown form relative to the control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DropDownWidth" data-uid="C1.Win.Input.Base.IDropDownControlBase.DropDownWidth">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DropDownWidth.html#C1_Win_Input_Base_IDropDownControlBase_DropDownWidth">DropDownWidth</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or set the width of the drop down box in a combobox.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DroppedDown" data-uid="C1.Win.Input.Base.IDropDownControlBase.DroppedDown">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DroppedDown.html#C1_Win_Input_Base_IDropDownControlBase_DroppedDown">DroppedDown</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a value indicating if the dropdown is currently open.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_GapHeight" data-uid="C1.Win.Input.Base.IDropDownControlBase.GapHeight">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.GapHeight.html#C1_Win_Input_Base_IDropDownControlBase_GapHeight">GapHeight</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a distance in pixels between the control edge and the dropdown.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_Icon" data-uid="C1.Win.Input.Base.IDropDownControlBase.Icon">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.Icon.html#C1_Win_Input_Base_IDropDownControlBase_Icon">Icon</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the <a class="xref" href="../C1.Win.10/C1.Framework.C1Icon.html">C1Icon</a> that is displayed on a drop down control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_Image" data-uid="C1.Win.Input.Base.IDropDownControlBase.Image">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.Image.html#C1_Win_Input_Base_IDropDownControlBase_Image">Image</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the image that is displayed on a drop down control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_ImageIndex" data-uid="C1.Win.Input.Base.IDropDownControlBase.ImageIndex">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.ImageIndex.html#C1_Win_Input_Base_IDropDownControlBase_ImageIndex">ImageIndex</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the image list index value of the image displayed on a drop down control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_ImageKey" data-uid="C1.Win.Input.Base.IDropDownControlBase.ImageKey">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.ImageKey.html#C1_Win_Input_Base_IDropDownControlBase_ImageKey">ImageKey</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the key accessor for the image in the <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.ImageList.html#C1_Win_Input_Base_IDropDownControlBase_ImageList">ImageList</a>.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_ImageList" data-uid="C1.Win.Input.Base.IDropDownControlBase.ImageList">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.ImageList.html#C1_Win_Input_Base_IDropDownControlBase_ImageList">ImageList</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.windows.forms.imagelist">ImageList</a> that contains the <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.drawing.image">Image</a> displayed on a drop down control.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="events">Events
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_CustomButtonClick" data-uid="C1.Win.Input.Base.IDropDownControlBase.CustomButtonClick">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.CustomButtonClick.html">CustomButtonClick</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the Custom button is clicked.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DropDownButtonClick" data-uid="C1.Win.Input.Base.IDropDownControlBase.DropDownButtonClick">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DropDownButtonClick.html">DropDownButtonClick</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the DropDown button is clicked.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DropDownClosed" data-uid="C1.Win.Input.Base.IDropDownControlBase.DropDownClosed">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DropDownClosed.html">DropDownClosed</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the dropdown has been closed.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DropDownOpened" data-uid="C1.Win.Input.Base.IDropDownControlBase.DropDownOpened">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DropDownOpened.html">DropDownOpened</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs after the dropdown is opened.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_DropDownOpening" data-uid="C1.Win.Input.Base.IDropDownControlBase.DropDownOpening">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.DropDownOpening.html">DropDownOpening</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs just before the dropdown is opened.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_ModalButtonClick" data-uid="C1.Win.Input.Base.IDropDownControlBase.ModalButtonClick">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.ModalButtonClick.html">ModalButtonClick</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the Modal button is clicked.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_Base_IDropDownControlBase_UpDownButtonClick" data-uid="C1.Win.Input.Base.IDropDownControlBase.UpDownButtonClick">
          <a class="xref" href="C1.Win.Input.Base.IDropDownControlBase.UpDownButtonClick.html">UpDownButtonClick</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when UpDown buttons are clicked.</p>
</td>
      </tr>
    </tbody>
  </table>

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