public Canvas ()
{
AppPaintable = true;
VisibleWindow = false;
CanFocus = true;
rootElement = new GroupCanvasElement ();
rootElement.Canvas = this;
AddEvents ((int)(Gdk.EventMask.AllEventsMask));
}
void BuildEntryGroup ()
{
entryGroup = new GroupCanvasElement ();
searchEntry = new EntryCanvasElement ();
searchEntry.SetPreEditLabel ("Type to search...");
entryGroup.Add (searchEntry);
replaceEntry = new EntryCanvasElement ();
replaceEntry.SetPreEditLabel ("Replace with...");
entryGroup.Add (replaceEntry);
nextButton = new ButtonCanvasElement (new ImageCanvasElement (Gdk.Pixbuf.LoadFromResource ("go-next-ltr.png")));
prevButton = new ButtonCanvasElement (new ImageCanvasElement (Gdk.Pixbuf.LoadFromResource ("go-previous-ltr.png")));
PrepButton (nextButton);
PrepButton (prevButton);
entryGroup.Add (nextButton);
entryGroup.Add (prevButton);
replaceButton = new ButtonCanvasElement (new LabelCanvasElement ("Replace"));
replaceAllButton = new ButtonCanvasElement (new LabelCanvasElement ("Replace All"));
PrepButton (replaceButton);
PrepButton (replaceAllButton);
entryGroup.Add (replaceButton);
entryGroup.Add (replaceAllButton);
Add (entryGroup);
}
void Build ()
{
box = new HBoxCanvasElement ();
image = new ImageCanvasElement (Gdk.Pixbuf.LoadFromResource ("searchbox-search-16.png"));
image.WidthRequest = 24;
image.XAlign = 0;
image.NoChainOpacity = true;
box.Add (image);
searchLabel = new LabelCanvasElement ("Search");
searchLabel.XAlign = 0;
searchLabel.YAlign = 0.5;
box.Add (searchLabel);
var upDownArrows = new CanvasElement ();
upDownArrows.WidthRequest = 12;
upDownArrows.HeightRequest = 24;
upDownArrows.RenderEvent += (sender, e) => {
var context = e.Context;
double centerX = upDownArrows.Width - 3;
double centerY = upDownArrows.Height / 2;
context.MoveTo (centerX, centerY - 6);
context.LineTo (centerX - 3, centerY - 2);
context.LineTo (centerX + 3, centerY - 2);
context.ClosePath ();
context.MoveTo (centerX, centerY + 6);
context.LineTo (centerX - 3, centerY + 2);
context.LineTo (centerX + 3, centerY + 2);
context.ClosePath ();
context.Color = new Cairo.Color (0, 0, 0, 0.35 * upDownArrows.Opacity);
context.Fill ();
};
image.SizeChanged += (object sender, EventArgs e) => {
image.AnchorX = 8;
image.AnchorY = image.Height / 2;
};
box.Add (upDownArrows);
SetChild (box);
}
