//Add the Node upto the mentioned count
private void Button_Click_1(object sender, RoutedEventArgs e)
{
int count = 0;
try
{
if (diagramModel != null)
{
count = Convert.ToInt32(nodes.Text);
}
}
catch
{
MessageBox.Show("Invalid Input. Enter digits (0-9) only", "Invalid input", MessageBoxButton.OK, MessageBoxImage.Error);
}
for (int i = 0; i < count; i++)
{
Node n = addNode("n" + (i + 20), Shapes.Ellipse);
}
TableLayout table = new TableLayout(diagramModel, diagramView);
table.RefreshLayout();
}
//invoked when Orientation is changed
///<summary>
///TableExpandMode
/// Description:
/// an enumeration which takes two values, Horizontal and Vertical.
/// Default value is Horizontal. It specifies how the table gets expanded when more items are added to the model.
/// </summary>
private void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ComboBox combobox = (sender as ComboBox);
if (diagramModel != null)
{
switch ((combobox.SelectedItem as ComboBoxItem).Name)
{
case "Horizontal":
diagramModel.TableExpandMode = ExpandMode.Horizontal;
if (rt != null && ct != null)
{
rt.IsEnabled = false;
ct.IsEnabled = true;
}
TableLayout table = new TableLayout(diagramModel, diagramView);
table.RefreshLayout();
break;
case "Vertical":
diagramModel.TableExpandMode = ExpandMode.Vertical;
if (rt != null && ct != null)
{
rt.IsEnabled = true;
ct.IsEnabled = false;
}
TableLayout table1 = new TableLayout(diagramModel, diagramView);
table1.RefreshLayout();
break;
}
}
}
private void SelectionBaseLayout_Unchecked(object sender, RoutedEventArgs e)
{
// setting null to Ordered nodes.
diagramModel.OrderedNodes = null;// diagramView.SelectionList.OfType<IShape>().ToList();
TableLayout table = new TableLayout(diagramModel, diagramView);
table.RefreshLayout();
}
private void CheckBox_Unchecked(object sender, RoutedEventArgs e)
{
diagramModel.EnableLayoutWithVariedSizes = false;
TableLayout table = new TableLayout(diagramModel, diagramView);
VarySize.ToolTip = "Enable the VariedSize";
table.RefreshLayout();
}
//To change the Spcing properties
/// <summary>
/// HorizontalSpacing and VerticalSpacing
/// Description:
/// Provide the spaces between the edges of the adjacent nodes (Siblings)[HorizontalSpacing].
/// Provide spaces between the nodes that lie at the next levels of the layout[VerticalSpacing].
/// Property of DiagramModel
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TextBox2_TextChanged(object sender, TextChangedEventArgs e)
{
TableLayout tlayout = new TableLayout(diagramModel, diagramView);
TextBox tb = (sender as TextBox);
if (diagramModel != null)
{
if (tb.Text != string.Empty)
{
if (tb.Name == "hspace")
{
//Provide the spaces between the edges of the adjacent nodes (Siblings)
diagramModel.HorizontalSpacing = double.Parse(tb.Text);
tlayout.RefreshLayout();
}
else if (tb.Name == "vspace")
{
//Provide spaces between the nodes that lie at the next levels of the layout.
diagramModel.VerticalSpacing = double.Parse(tb.Text);
tlayout.RefreshLayout();
}
}
}
}
//Invoked when the Colum count is changed
///<summary>
///ColumnCount
///Description:
///specify the maximum columns allowed in the table
///</summary>
private void TextBox1_TextChanged(object sender, TextChangedEventArgs e)
{
try
{
if (diagramModel != null)
{
diagramModel.ColumnCount = Convert.ToInt32((sender as IntegerTextBox).Value);
}
}
catch
{
MessageBox.Show("Invalid Input. Enter digits (0-9) only", "Invalid input", MessageBoxButton.OK, MessageBoxImage.Error);
}
TableLayout table = new TableLayout(diagramModel, diagramView);
table.RefreshLayout();
}
//Refresh Layout
/// <summary>
/// RefreshLayout
/// Description:
/// When there are changes in content of the page like new nodes or connectors added,
/// the layout has to be refreshed to get the page’s content aligned again to give space for new contents
/// </summary>
/// ReturnType:Void
/// <param name="Null"></param>
/// <param name="e"></param>
private void Button_Click(object sender, RoutedEventArgs e)
{
TableLayout table = new TableLayout(diagramModel, diagramView);
table.RefreshLayout();
}