void s_MouseDown(object sender, MouseEventArgs e)
{
this._dragging = true;
Swatch s = (Swatch)sender;
if (((int)System.Windows.Forms.Form.ModifierKeys & (int)Keys.Shift) == 0)
{
//holding SHIFT key
if (((int)System.Windows.Forms.Form.ModifierKeys & (int)Keys.Control) == 0)
{
//Control is NOT held down, just SHIFT
this.DeselectAll();
if (this._selectionStartSwatch != null)
{
int from = this._swatches.IndexOfValue(this._selectionStartSwatch);
int to = this._swatches.IndexOfValue(s);
int diff = to - from;
int dir = (diff > 0) ? 1 : -1;
for (int i = 0; i <= diff * dir; i++)
{
((Swatch)this._swatches.GetByIndex(from + i * dir)).Selected = true;
}
}
else
{
//there was no selectionstart, so just select the clicked one
s.Selected = !s.Selected;
this._selectionStartSwatch = s;
}
}
else
{
//Holding SHIFT and CONTROL
//TODO: make it work exactly like Explorer file selection
}
}
else if (System.Windows.Forms.Form.ModifierKeys == Keys.Control)
{
s.Selected = !s.Selected;
this._selectionStartSwatch = s;
}
else
{
bool wasSelected = s.Selected;
this.DeselectAll();
if (!wasSelected)
s.Selected = true;
this._selectionStartSwatch = s;
}
this._lastClickedSwatch = s;
}
private void UpdateSwatches()
{
if (this._swatches == null)
{
this._swatches = new PropList(); // Dictionary<ColorBase, Swatch>();
}
int newNumColors = 0;
if (this._palette != null)
{
newNumColors = this._palette.Count;
}
int diffNum = newNumColors - this._swatches.Count;
this.SuspendLayout();
if (diffNum < 0) //less color in palette than we have swatches - remove!
{
for (int i = 0; i < -diffNum; i++)
{
this.RemoveAtNoUpdate(this._swatches.Count - 1);
}
Console.WriteLine("Less");
}
else if (diffNum > 0)
{
for (int i = 0; i < diffNum; i++)
{
this.InsertAtNoUpdate(this._swatches.Count, "", null);
}
Console.WriteLine("More");
}
else
{
Console.WriteLine("No changre");
}
if (this._palette != null)
{
PropList newSwatches = new PropList();
Point currentLoc = new Point();
int i = 0;
foreach (KeyValuePair <string, ColorBase> kv in this._palette)
{
Swatch s = (Swatch)this._swatches.GetByIndex(i);
s.SuspendLayout();
s.Color = kv.Value;
newSwatches.Add(s.Color, s);
s.Size = this._swatchSize.ToSize();
s.Location = currentLoc;
s.ResumeLayout();
currentLoc.X += this._swatchSize.X;
if (currentLoc.X + this._swatchSize.X >= this.Right - 5) //TODO: why need -5?
{
currentLoc.Y += this._swatchSize.Y;
currentLoc.X = 0;
}
i++;
}
this._swatches = newSwatches;
this.Height = currentLoc.Y + this._swatchSize.Y;
}
this.ResumeLayout();
this.Invalidate();
}
private void InsertAtNoUpdate(int index, string name, ColorBase color)
{
Swatch s = new Swatch();
s.BorderStyle = BorderStyle.FixedSingle;
this.Controls.Add(s);
if (color != null)
s.Color = color;
s.Name = name;
s.MouseDown += new MouseEventHandler(s_MouseDown);
s.MouseMove += new MouseEventHandler(s_MouseMove);
s.MouseUp += new MouseEventHandler(s_MouseUp);
this._swatches.Add(color, s);
}