private void RenderEntry(Graphics g, FenceEntry entry, int x, int y)
{
var icon = entry.ExtractIcon(thumbnailProvider);
var name = entry.Name;
var textPosition = new PointF(x, y + icon.Height + 5);
var textMaxSize = new SizeF(itemWidth, textHeight);
var stringFormat = new StringFormat {
Alignment = StringAlignment.Center, Trimming = StringTrimming.EllipsisCharacter
};
var textSize = g.MeasureString(name, iconFont, textMaxSize, stringFormat);
var outlineRect = new Rectangle(x - 2, y - 2, itemWidth + 2, icon.Height + (int)textSize.Height + 5 + 2);
var outlineRectInner = outlineRect.Shrink(1);
var mousePos = PointToClient(MousePosition);
var mouseOver = mousePos.X >= x && mousePos.Y >= y && mousePos.X < x + outlineRect.Width && mousePos.Y < y + outlineRect.Height;
if (mouseOver)
{
hoveringItem = entry.Path;
hasHoverUpdated = true;
}
if (mouseOver && shouldUpdateSelection)
{
selectedItem = entry.Path;
shouldUpdateSelection = false;
hasSelectionUpdated = true;
}
if (mouseOver && shouldRunDoubleClick)
{
shouldRunDoubleClick = false;
entry.Open();
}
if (selectedItem == entry.Path)
{
if (mouseOver)
{
g.DrawRectangle(new Pen(Color.FromArgb(120, SystemColors.ActiveBorder)), outlineRectInner);
g.FillRectangle(new SolidBrush(Color.FromArgb(100, SystemColors.GradientActiveCaption)), outlineRect);
}
else
{
g.DrawRectangle(new Pen(Color.FromArgb(120, SystemColors.ActiveBorder)), outlineRectInner);
g.FillRectangle(new SolidBrush(Color.FromArgb(80, SystemColors.GradientInactiveCaption)), outlineRect);
}
}
else
{
if (mouseOver)
{
g.DrawRectangle(new Pen(Color.FromArgb(120, SystemColors.ActiveBorder)), outlineRectInner);
g.FillRectangle(new SolidBrush(Color.FromArgb(80, SystemColors.ActiveCaption)), outlineRect);
}
}
g.DrawIcon(icon, x + itemWidth / 2 - icon.Width / 2, y);
g.DrawString(name, iconFont, new SolidBrush(Color.FromArgb(180, 15, 15, 15)), new RectangleF(textPosition.Move(shadowDist, shadowDist), textMaxSize), stringFormat);
g.DrawString(name, iconFont, Brushes.White, new RectangleF(textPosition, textMaxSize), stringFormat);
}
private void FenceWindow_Paint(object sender, PaintEventArgs e)
{
e.Graphics.Clip = new Region(ClientRectangle);
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
// Background
e.Graphics.FillRectangle(new SolidBrush(Color.FromArgb(100, Color.Black)), ClientRectangle);
// Title
e.Graphics.DrawString(Text, titleFont, Brushes.White, new PointF(Width / 2, titleOffset), new StringFormat {
Alignment = StringAlignment.Center
});
e.Graphics.FillRectangle(new SolidBrush(Color.FromArgb(50, Color.Black)), new RectangleF(0, 0, Width, titleHeight));
// Items
var x = itemPadding;
var y = itemPadding;
scrollHeight = 0;
e.Graphics.Clip = new Region(new Rectangle(0, titleHeight, Width, Height - titleHeight));
foreach (var file in fenceInfo.Files)
{
var entry = FenceEntry.FromPath(file);
if (entry == null)
{
continue;
}
RenderEntry(e.Graphics, entry, x, y + titleHeight - scrollOffset);
var itemBottom = y + itemHeight;
if (itemBottom > scrollHeight)
{
scrollHeight = itemBottom;
}
x += itemWidth + itemPadding;
if (x + itemWidth > Width)
{
x = itemPadding;
y += itemHeight + itemPadding;
}
}
scrollHeight -= (ClientRectangle.Height - titleHeight);
// Scroll bars
if (scrollHeight > 0)
{
var contentHeight = Height - titleHeight;
var scrollbarHeight = contentHeight - scrollHeight;
e.Graphics.FillRectangle(new SolidBrush(Color.FromArgb(150, Color.Black)), new Rectangle(Width - 5, titleHeight + scrollOffset, 5, scrollbarHeight));
scrollOffset = Math.Min(scrollOffset, scrollHeight);
}
// Click handlers
if (shouldUpdateSelection && !hasSelectionUpdated)
{
selectedItem = null;
}
if (!hasHoverUpdated)
{
hoveringItem = null;
}
shouldRunDoubleClick = false;
shouldUpdateSelection = false;
hasSelectionUpdated = false;
hasHoverUpdated = false;
}