/// <summary>Default constructor.</summary>
/// <param name="UnderlyingGallery">The underlying gallery.</param>
public GalleryPopupWindow (Gallery UnderlyingGallery) : base (WindowType.Popup)
{
this.underlyingGallery = UnderlyingGallery;
this.tiles = new List<Tile> ();
this.mapping = new Dictionary<Tile, Tile> ();
foreach(Tile t in UnderlyingGallery.Tiles)
{
Tile copy = t.Copy ();
tiles.Add (copy);
if(t == UnderlyingGallery.SelectedTile)
{
copy.Selected = true;
selectedTile = t;
}
mapping.Add (copy, t);
}
int width = UnderlyingGallery.Allocation.Width;
columns = (uint)(width / underlyingGallery.TileWidth);
rows = (uint)Math.Ceiling ((double)tiles.Count / columns);
this.tileTable = new Table (rows, columns, true);
this.tileTable.HeightRequest = (int)rows * UnderlyingGallery.TileHeight;
this.tileTable.WidthRequest = (int)columns * UnderlyingGallery.TileWidth;
Viewport vp = new Viewport ();
vp.Child = tileTable;
this.internalWindow = new ScrolledWindow ();
this.internalWindow.Child = vp;
this.internalWindow.HeightRequest = Math.Min (this.tileTable.HeightRequest, MAX_HEIGHT) + SCROLLBAR_SIZE;
this.internalWindow.WidthRequest = this.tileTable.WidthRequest + SCROLLBAR_SIZE;
uint x = 0, y = 0;
foreach(Tile t in tiles)
{
ExtraEventBox box = new ExtraEventBox ();
box.AddEvents ((int)(Gdk.EventMask.ButtonPressMask | Gdk.EventMask.ButtonReleaseMask | Gdk.EventMask.PointerMotionMask));
box.Child = t;
tileTable.Attach (box, x, x+1, y, y+1);
t.Clicked += tile_Clicked;
if(++x == columns)
{
x = 0;
++y;
}
}
this.Child = internalWindow;
}
/// <summary>Fires the SelectedTile event.</summary>
/// <param name="SelectedTile">The Tile that has been selected.</param>
protected void OnTileSelected(Tile SelectedTile)
{
if(TileSelected != null) TileSelected (this, new TileSelectedEventArgs (SelectedTile));
}
/// <summary>Adds a tile before all existing tiles.</summary>
/// <param name="t">The tile to add.</param>
public void PrependTile(Tile t)
{
InsertTile (t, 0);
}
/// <summary>Inserts a tile at the specified location.</summary>
/// <param name="t">The tile to add.</param>
/// <param name="TileIndex">The index (starting at 0) at which the tile must be inserted, or -1 to insert the tile after all existing tiles.</param>
public void InsertTile(Tile t, int TileIndex)
{
if(TileIndex == -1 || TileIndex == tiles.Count)
{
tiles.Add (t);
}
else
{
tiles.Insert (TileIndex, t);
}
if (tiles.Count == 1)
SelectedTile = t;
//t.Parent = this;
t.Visible = true;
t.Clicked += Tile_Clicked;
}
/// <summary>Adds a tile after all existing tiles.</summary>
/// <param name="t">The tile to add.</param>
public void AppendTile(Tile t)
{
InsertTile (t, -1);
}
private void tile_Clicked (object Sender, EventArgs e)
{
if(selectedTile != null) selectedTile.Selected = false;
selectedTile = (Tile)Sender;
selectedTile.Selected = true;
underlyingGallery.SelectedTile = mapping[selectedTile];
Hide ();
}
public TileSelectedEventArgs (Tile SelectedTile)
{
selTile = SelectedTile;
}
/// <summary>Draws a tile.</summary>
public void DrawTile (Context cr, Rectangle bodyAllocation, Rectangle contentAllocation, Tile widget)
{
if(widget.Selected)
{
LinearGradient grad = new LinearGradient (bodyAllocation.X, bodyAllocation.Y, bodyAllocation.X, bodyAllocation.Y + bodyAllocation.Height);
grad.AddColorStop (0.00, new Color (0.9922, 0.7373, 0.4353));
grad.AddColorStop (0.27, new Color (0.9961, 0.8039, 0.5569));
grad.AddColorStop (0.33, new Color (0.9961, 0.7255, 0.4078));
grad.AddColorStop (1.00, new Color (0.9843, 0.8980, 0.6313));
cr.Rectangle (bodyAllocation);
cr.Pattern = grad;
cr.Fill ();
}
cr.Color = new Color (1, 1, 1);
cr.Rectangle (contentAllocation);
cr.Fill ();
}
private void Tile_Clicked(object Sender, EventArgs e)
{
if(selectedTile != null) selectedTile.Selected = false;
selectedTile = (Tile)Sender;
selectedTile.Selected = true;
OnTileSelected (selectedTile);
}
/// <summary>Removes the tile at the specified index.</summary>
/// <param name="TileIndex">Index of the tile to remove.</param>
public void RemoveTile (int TileIndex)
{
Tile t = tiles[TileIndex];
t.Clicked -= Tile_Clicked;
t.Unparent ();
if(selectedTile == t) selectedTile = null;
tiles.RemoveAt (TileIndex);
}