/// <summary>
/// When the frequency cell is edited, update slider and TagCloud
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void dataGridViewSearchEngines_CellValueChanged(object sender, DataGridViewCellEventArgs e)
{
if (e.ColumnIndex == 2 && !Creating)
{
// empty cell -> 1
if (dtSearchEngines.Rows[e.RowIndex]["frequency"] == DBNull.Value)
{
dtSearchEngines.Rows[e.RowIndex]["frequency"] = 1;
}
int value = Convert.ToInt32(dtSearchEngines.Rows[e.RowIndex]["frequency"]);
// set to max / min value
if (value > 25)
{
value = 25;
}
else if (value < 1)
{
value = 1;
}
RefreshTagCloud();
SFSlider sfSlider = this.dataGridViewSearchEngines.Rows[e.RowIndex]["colSlider"].Control as SFSlider;
sfSlider.Eval("this.setValue(" + value + ")");
this.dataGridViewSearchEngines.BindingContext[this.dataGridViewSearchEngines.DataSource].EndCurrentEdit();
}
}
/// <summary>
/// A sliders value has changed
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SfSlider_WidgetEvent(object sender, WidgetEventArgs e)
{
SFSlider sfSlider = sender as SFSlider;
if (sfSlider != null)
{
if (e.Type == "change")
{
int row = sfSlider.UserData.Row;
dtSearchEngines.Rows[row]["frequency"] = e.Data;
RefreshTagCloud();
}
}
}
/// <summary>
/// Create the sliders as controls in the 4th column
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void dataGridViewSearchEngines_RowsAdded(object sender, DataGridViewRowsAddedEventArgs e)
{
for (int i = 0; i < this.dataGridViewSearchEngines.Rows.Count; i++)
{
SFSlider sfSlider = new SFSlider()
{
Value = Convert.ToInt32(dtSearchEngines.Rows[i]["frequency"])
};
this.dataGridViewSearchEngines.Rows[i]["colSlider"].Control = sfSlider;
sfSlider.Dock = DockStyle.Fill;
sfSlider.UserData.Row = i;
sfSlider.WidgetEvent += SfSlider_WidgetEvent;
}
}
