public void SetElementsSelection(CustomEditorElementControl elementCtrl, ModifierKey modKey)
{
if (modKey == ModifierKey.Ctrl)
{
elementCtrl.IsSelected = !elementCtrl.IsSelected;
this.baseIndex = this.GetIndexOfElement(elementCtrl);
}
else if (modKey == ModifierKey.Shift)
{
int currentIdx = this.GetIndexOfElement(elementCtrl);
if (currentIdx >= 0 && this.baseIndex >= 0)
{
this.UnselectElements();
int minIdx = System.Math.Min(currentIdx, this.baseIndex);
int maxIdx = System.Math.Max(currentIdx, this.baseIndex);
this.SetElementsSelection(minIdx, maxIdx);
}
}
else
{
this.UnselectElements();
elementCtrl.IsSelected = true;
this.baseIndex = this.GetIndexOfElement(elementCtrl);
}
}
private void AddUIElement(ProcessVar var)
{
CustomEditorElementControl element = new CustomEditorElementControl(this, this.editor.flowsheet, var);
this.panel.Controls.Add(element);
elements.Add(element);
}
private void DisplayElements()
{
this.panel.Visible = false;
// calculate the number of elements that fit in a column
// (we substract the header's height)
double e1 = System.Convert.ToDouble(this.panel.Height - ELEMENT_HEIGHT) / System.Convert.ToDouble(ELEMENT_HEIGHT);
double e2 = System.Math.Floor(e1);
int countColumnElements = System.Convert.ToInt32(e2);
// calculate the number of columns
double d1 = System.Convert.ToDouble(this.elements.Count) / System.Convert.ToDouble(countColumnElements);
double d2 = System.Math.Ceiling(d1);
int countColumns = System.Convert.ToInt32(d2);
// calculate the reminder of elements in the last column
int reminderElements = 0;
System.Math.DivRem(this.elements.Count, countColumnElements, out reminderElements);
if (reminderElements == 0)
{
// treat all the columns the same
for (int column = 0; column < countColumns; column++)
{
for (int row = 0; row < countColumnElements; row++)
{
int idx = column * countColumnElements + row;
CustomEditorElementControl element = (CustomEditorElementControl)elements[idx];
element.Location = new Point(ELEMENT_WIDTH * column, 20 * (row + 1));
}
}
}
else
{
// treat the all the columns, except the last one, in the same way
for (int column = 0; column < countColumns - 1; column++)
{
for (int row = 0; row < countColumnElements; row++)
{
int idx = column * countColumnElements + row;
CustomEditorElementControl element = (CustomEditorElementControl)elements[idx];
element.Location = new Point(ELEMENT_WIDTH * column, 20 * (row + 1));
}
}
// treat the last column in a special way
for (int row = 0; row < reminderElements; row++)
{
int idx = (countColumns - 1) * countColumnElements + row;
CustomEditorElementControl element = (CustomEditorElementControl)elements[idx];
element.Location = new Point(ELEMENT_WIDTH * (countColumns - 1), 20 * (row + 1));
}
}
// adjust the width of the header
this.panelHeader.Width = ELEMENT_WIDTH * countColumns;
this.panel.Visible = true;
}
private void SetElementsSelection(int minIdx, int maxIdx)
{
CustomEditorElementControl element = null;
for (int i = 0; i < this.elements.Count; i++)
{
if (i >= minIdx && i <= maxIdx)
{
element = this.elements[i] as CustomEditorElementControl;
element.IsSelected = true;
}
}
}
private int GetIndexOfElement(CustomEditorElementControl elementCtrl)
{
int index = -1;
for (int i = 0; i < this.elements.Count; i++)
{
if ((this.elements[i] as CustomEditorElementControl).Equals(elementCtrl))
{
index = i;
break;
}
}
return(index);
}
private void editor_ProcessVarDeleted(ArrayList vars, ArrayList idxs)
{
IEnumerator e = idxs.GetEnumerator();
while (e.MoveNext())
{
int idx = (int)e.Current;
CustomEditorElementControl element = (CustomEditorElementControl)this.elements[idx];
this.elements.RemoveAt(idx);
this.panel.Controls.Remove(element);
}
this.DisplayElements();
this.Editor.flowsheet.IsDirty = true;
}
