public int Compare(object x, object y)
{
PodItem a = (PodItem)x;
PodItem b = (PodItem)y;
return(a.Name.CompareTo(b.Name));
}
private void RunAction()
{
StackWrapper current = CurrentController;
if (current.Controller.Items.Count == 0)
{
return;
}
PodItem item = (PodItem)current.Controller.Items[current.Index];
//if (!item.IsLeaf)
// return;
item.RunAction();
}
private void MoveRight()
{
// Decide if we can move
StackWrapper current = CurrentController;
if (current.Controller.Items.Count == 0)
{
return;
}
PodItem item = (PodItem)current.Controller.Items[current.Index];
if (item.IsLeaf)
{
return;
}
PodController child = item.GetChildController();
if (child == null)
{
return;
}
child.Refresh();
// Create graphics port
Graphics g = this.CreateGraphics();
// Get image of the current view
Bitmap bmp1 = new Bitmap(ClientRectangle.Width, ClientRectangle.Height);
Graphics bmp1G = Graphics.FromImage(bmp1);
GoPaint(bmp1G, ClientRectangle);
// Add new controller to stack
_stack.Add(new StackWrapper(child));
// Get image of new view
Bitmap bmp2 = new Bitmap(ClientRectangle.Width, ClientRectangle.Height);
Graphics bmp2G = Graphics.FromImage(bmp2);
GoPaint(bmp2G, ClientRectangle);
// Animate transition between views
Pen pen = new Pen(Color.Gray, 3);
for (int i = 1; i < 4; i++)
{
int x = ClientRectangle.Width * (5 - i) / 5;
g.DrawImage(bmp1, x - ClientRectangle.Width, 0);
g.DrawImage(bmp2, x, 0);
g.DrawLine(pen, x, 0, x, ClientRectangle.Height);
Thread.Sleep(25);
}
pen.Dispose();
// Clean up images
bmp1G.Dispose();
bmp1.Dispose();
bmp2G.Dispose();
bmp2.Dispose();
g.Dispose();
// Finally, draw new view
Refresh();
OnSelectedIndexChanged(EventArgs.Empty);
}
private void GoPaint(Graphics g, Rectangle clipRect)
{
g.Clear(this.BackColor);
Pen pen = new Pen(Color.White);
StackWrapper current = CurrentController;
if (current == null)
{
g.DrawString("No controller set", _font, pen.Brush, 5, 5);
}
else
{
int rows = this.Height / _font.Height;
for (int i = 0; i < rows; i++)
{
Pen rowPen = pen;
int index = i + current.Scroll;
if (index >= current.Controller.Items.Count)
{
break;
}
PodItem item = (PodItem)current.Controller.Items[index];
int y = i * _font.Height;
// Selected item background
if (index == current.Index)
{
Rectangle bgRect = new Rectangle(0, y, this.Width, _font.Height);
g.FillRectangle(pen.Brush, bgRect);
rowPen = new Pen(Color.Black);
}
// Text
Rectangle textRect = new Rectangle(5, y, this.Width - 25, _font.Height);
g.DrawString(item.Name, _font, rowPen.Brush, textRect);
// Arrow
if (!item.IsLeaf)
{
Point[] points = new Point[3];
int xoffset = this.Width - 15;
int yoffset = (_font.Height / 2) - 5;
points[0] = new Point(xoffset, y + yoffset);
points[1] = new Point(xoffset, y + yoffset + 10);
points[2] = new Point(xoffset + 10, y + yoffset + 5);
g.FillPolygon(rowPen.Brush, points);
}
if (rowPen != pen)
{
rowPen.Dispose();
}
}
}
pen.Dispose();
}
