# FarPoint.Web.Spread.Model.BaseSheetDataModel

## Content

<div class="doc-site-dotnet-api-container">



  <h1 id="FarPoint_Web_Spread_Model_BaseSheetDataModel" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel" class="text-break">BaseSheetDataModel Class
</h1>
  <div class="markdown level0 summary"><p>Represents the partial (abstract) implementation of the ISheetDataModel interface
for a data model for a sheet.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <div class="inheritance">
    <h5>Inheritance</h5>
    <div class="level0"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
    <div class="level1"><span class="xref">BaseSheetDataModel</span></div>
      <div class="level2"><a class="xref" href="FarPoint.Web.Spread.Model.DefaultSheetDataModel.html">DefaultSheetDataModel</a></div>
      <div class="level2"><a class="xref" href="FarPoint.Web.Spread.Model.GroupDataModel.html">GroupDataModel</a></div>
  </div>
  <div class="implements">
    <h5>Implements</h5>
    <div><a class="xref" href="FarPoint.Web.Spread.Model.ISheetDataModel.html">ISheetDataModel</a></div>
    <div><a class="xref" href="FarPoint.Web.Spread.Model.INonEmptyCells.html">INonEmptyCells</a></div>
    <div><a class="xref" href="FarPoint.Web.Spread.Model.IOptimizedEnumerationSupport2.html">IOptimizedEnumerationSupport2</a></div>
    <div><a class="xref" href="FarPoint.Web.Spread.Model.IOptimizedEnumerationSupport.html">IOptimizedEnumerationSupport</a></div>
    <div><a class="xref" href="FarPoint.Web.Spread.Model.IChartSupport.html">IChartSupport</a></div>
  </div>
  <h6><strong>Namespace</strong>: <a class="xref" href="FarPoint.Web.Spread.Model.html">FarPoint.Web.Spread.Model</a></h6>
  <h6><strong>Assembly</strong>: FarPoint.Web.Spread.dll</h6>
  <h5 id="FarPoint_Web_Spread_Model_BaseSheetDataModel_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public abstract class BaseSheetDataModel : ISheetDataModel, INonEmptyCells, IOptimizedEnumerationSupport2, IOptimizedEnumerationSupport, IChartSupport</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public MustInherit Class BaseSheetDataModel
    Implements ISheetDataModel, INonEmptyCells, IOptimizedEnumerationSupport2, IOptimizedEnumerationSupport, IChartSupport</code></pre>
  </div>
  <h3 id="constructors">Constructors
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel__ctor" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.#ctor">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.-ctor.html#FarPoint_Web_Spread_Model_BaseSheetDataModel__ctor">BaseSheetDataModel()</a>
        </td>
        <td class="markdown level1 summary"></td>
      </tr>
    </tbody>
  </table>
  <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="FarPoint_Web_Spread_Model_BaseSheetDataModel_ColumnCount" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.ColumnCount">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.ColumnCount.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_ColumnCount">ColumnCount</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the number of columns.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_NonEmptyColumnCount" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.NonEmptyColumnCount">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.NonEmptyColumnCount.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_NonEmptyColumnCount">NonEmptyColumnCount</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the number of columns that contain data.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_NonEmptyRowCount" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.NonEmptyRowCount">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.NonEmptyRowCount.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_NonEmptyRowCount">NonEmptyRowCount</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the number of rows that contain data.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_RowCount" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.RowCount">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.RowCount.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_RowCount">RowCount</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the number of rows.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="methods">Methods
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_FireChanged_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.FireChanged(System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.FireChanged.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_FireChanged_System_Int32_System_Int32_">FireChanged(int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the Changed event.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_FireChanged_System_Int32_System_Int32_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.FireChanged(System.Int32,System.Int32,System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.FireChanged.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_FireChanged_System_Int32_System_Int32_System_Int32_System_Int32_">FireChanged(int, int, int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the Changed event.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_FireChanged_System_Int32_System_Int32_System_Int32_System_Int32_FarPoint_Web_Spread_Model_SheetDataModelEventType_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.FireChanged(System.Int32,System.Int32,System.Int32,System.Int32,FarPoint.Web.Spread.Model.SheetDataModelEventType)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.FireChanged.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_FireChanged_System_Int32_System_Int32_System_Int32_System_Int32_FarPoint_Web_Spread_Model_SheetDataModelEventType_">FireChanged(int, int, int, int, SheetDataModelEventType)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the Changed event.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_GetNote_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.GetNote(System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.GetNote.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_GetNote_System_Int32_System_Int32_">GetNote(int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the note for a cell at a specified row and column.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_GetTag_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.GetTag(System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.GetTag.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_GetTag_System_Int32_System_Int32_">GetTag(int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the application data for a cell
at a specified row and column.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_GetValue_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.GetValue(System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.GetValue.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_GetValue_System_Int32_System_Int32_">GetValue(int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the value for a cell at a specified row and column.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_IsEditable_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.IsEditable(System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.IsEditable.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_IsEditable_System_Int32_System_Int32_">IsEditable(int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Determines whether the contents of a cell
at a specified row and column are editable.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_IsEmpty" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.IsEmpty">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.IsEmpty.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_IsEmpty">IsEmpty()</a>
        </td>
        <td class="markdown level1 summary"><p>Determines whether the model is empty of data.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_IsRowUsed_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.IsRowUsed(System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.IsRowUsed.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_IsRowUsed_System_Int32_">IsRowUsed(int)</a>
        </td>
        <td class="markdown level1 summary"><p>Determines whether the specified row contains data.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_NextNonEmptyColumnInRow_System_Int32_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.NextNonEmptyColumnInRow(System.Int32,System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.NextNonEmptyColumnInRow.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_NextNonEmptyColumnInRow_System_Int32_System_Int32_">NextNonEmptyColumnInRow(int, int)</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the index of the next column in a specified row that contains data.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_NextNonEmptyRow_System_Int32_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.NextNonEmptyRow(System.Int32)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.NextNonEmptyRow.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_NextNonEmptyRow_System_Int32_">NextNonEmptyRow(int)</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the index of the next row that contains data.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_OnChanged_FarPoint_Web_Spread_Model_SheetDataModelEventArgs_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.OnChanged(FarPoint.Web.Spread.Model.SheetDataModelEventArgs)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.OnChanged.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_OnChanged_FarPoint_Web_Spread_Model_SheetDataModelEventArgs_">OnChanged(SheetDataModelEventArgs)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the Changed event, and permits derived classes to handle
the event without attaching a delegate.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_SetNote_System_Int32_System_Int32_System_String_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.SetNote(System.Int32,System.Int32,System.String)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.SetNote.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_SetNote_System_Int32_System_Int32_System_String_">SetNote(int, int, string)</a>
        </td>
        <td class="markdown level1 summary"><p>Sets the note for a cell at a specified row and column.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_SetTag_System_Int32_System_Int32_System_Object_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.SetTag(System.Int32,System.Int32,System.Object)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.SetTag.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_SetTag_System_Int32_System_Int32_System_Object_">SetTag(int, int, object)</a>
        </td>
        <td class="markdown level1 summary"><p>Sets the application data for a cell
at a specified row and column.</p>
</td>
      </tr>
      <tr>
        <td id="FarPoint_Web_Spread_Model_BaseSheetDataModel_SetValue_System_Int32_System_Int32_System_Object_" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.SetValue(System.Int32,System.Int32,System.Object)">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.SetValue.html#FarPoint_Web_Spread_Model_BaseSheetDataModel_SetValue_System_Int32_System_Int32_System_Object_">SetValue(int, int, object)</a>
        </td>
        <td class="markdown level1 summary"><p>Sets data for a cell at a specified row and column.</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="FarPoint_Web_Spread_Model_BaseSheetDataModel_Changed" data-uid="FarPoint.Web.Spread.Model.BaseSheetDataModel.Changed">
          <a class="xref" href="FarPoint.Web.Spread.Model.BaseSheetDataModel.Changed.html">Changed</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the user makes a change to the model
that affects the data of the sheet.</p>
</td>
      </tr>
    </tbody>
  </table>

</div>