public void drag(object obj, DragBeginArgs args)
{
TreeModel model;
var paths = this.Selection.GetSelectedRows(out model);
if (paths.Length > 0)
{
var icons = paths.Select(x => this.CreateRowDragIcon(x));
int height = (icons.Select(x => PixmapSizeGetHelper(x).Item2).Sum() - 2 * icons.Count()) + 2;
int width = icons.Select(x => PixmapSizeGetHelper(x).Item1).Max();
var final = new Pixmap(this.GdkWindow, width, height);
var gc = new Gdk.GC(final);
gc.Copy(this.Style.ForegroundGC(StateType.Normal));
gc.Colormap = this.GdkWindow.Colormap;
int count_y = 1;
var size = PixmapSizeGetHelper(icons.First());
foreach (Pixmap icon in icons)
{
size = PixmapSizeGetHelper(icon);
final.DrawDrawable(gc, icon, 1, 1, 1, count_y, size.Item1 - 2, size.Item2 - 2);
count_y += (size.Item2 - 2);
}
Gtk.Drag.SetIconPixmap(args.Context, GdkWindow.Colormap, final, null, 0, 0);
}
}
private void OnWidgetDestroyed(object sender, EventArgs args)
{
if (!IsRealized)
{
return;
}
canvas = new Pixmap(GdkWindow, widget_alloc.Width, widget_alloc.Height);
canvas.DrawDrawable(Style.BackgroundGC(State), GdkWindow,
widget_alloc.X, widget_alloc.Y, 0, 0, widget_alloc.Width, widget_alloc.Height);
if (AnimationState != AnimationState.Going)
{
WidgetDestroyed(this, args);
}
}
public void DrawLabel(int position, string label)
{
var layout = new Pango.Layout(this.PangoContext);
layout.FontDescription = FontDescription.FromString("Tahoma 16");
layout.SetMarkup(label);
int width, height;
layout.GetPixelSize(out width, out height);
if (width != 0 && height != 0)
{
_labelPixmap = new Pixmap(GdkWindow, width, height, -1);
CalculateXandY(position, width, height);
_labelPixmap.DrawDrawable(_gc, _pixmap, _labelX, _labelY, 0, 0,
width, height);
_labelPixmap.DrawLayout(_gc, 0, 0, layout);
QueueDraw();
}
}
private void OnWidgetDestroyed(object sender, EventArgs args)
{
if (!IsRealized)
{
return;
}
canvas = new Pixmap(GdkWindow, widget_alloc.Width, widget_alloc.Height);
if (Platform.IsMac)
{
//FIXME: quick hack to make less ugly on Mac, because Mac GTK doesn't yet support offscreen drawing
canvas.DrawRectangle(Style.BackgroundGC(State), true, 0, 0, widget_alloc.Width, widget_alloc.Height);
}
else
{
canvas.DrawDrawable(Style.BackgroundGC(State), GdkWindow, widget_alloc.X, widget_alloc.Y, 0, 0, widget_alloc.Width, widget_alloc.Height);
}
if (AnimationState != AnimationState.Going)
{
WidgetDestroyed(this, args);
}
}
private void OnWidgetDestroyed (object sender, EventArgs args)
{
if (!IsRealized) {
return;
}
canvas = new Pixmap (GdkWindow, widget_alloc.Width, widget_alloc.Height);
if (Platform.IsMac) {
//FIXME: quick hack to make less ugly on Mac, because Mac GTK doesn't yet support offscreen drawing
canvas.DrawRectangle (Style.BackgroundGC (State), true, 0, 0, widget_alloc.Width, widget_alloc.Height);
} else {
canvas.DrawDrawable (Style.BackgroundGC (State), GdkWindow,
widget_alloc.X, widget_alloc.Y, 0, 0, widget_alloc.Width, widget_alloc.Height);
}
if (AnimationState != AnimationState.Going) {
WidgetDestroyed (this, args);
}
}
private void OnWidgetDestroyed (object sender, EventArgs args)
{
if (!IsRealized) {
return;
}
canvas = new Pixmap (GdkWindow, widget_alloc.Width, widget_alloc.Height);
canvas.DrawDrawable (Style.BackgroundGC (State), GdkWindow,
widget_alloc.X, widget_alloc.Y, 0, 0, widget_alloc.Width, widget_alloc.Height);
if (AnimationState != AnimationState.Going) {
WidgetDestroyed (this, args);
}
}
public void DrawLabel(int position, string label)
{
var layout = new Pango.Layout(this.PangoContext);
layout.FontDescription = FontDescription.FromString ("Tahoma 16");
layout.SetMarkup(label);
int width, height;
layout.GetPixelSize(out width, out height);
if (width != 0 && height != 0)
{
_labelPixmap = new Pixmap(GdkWindow, width, height, -1);
CalculateXandY(position, width, height);
_labelPixmap.DrawDrawable(_gc, _pixmap, _labelX, _labelY, 0, 0,
width, height);
_labelPixmap.DrawLayout(_gc, 0, 0, layout);
QueueDraw();
}
}
