public static bool MenuBegin(this NuklearContext ctx, nk_window win, string id, bool is_clicked,
RectangleF header, Vector2 size)
{
var is_open = 0;
var is_active = 0;
var body = new RectangleF();
nk_window popup;
var hash = nk_murmur_hash(id, NK_PANEL_MENU);
if (ctx == null || ctx.current == null || ctx.current.Layout == null)
{
return(false);
}
body.X = header.X;
body.Width = size.X;
body.Y = header.Y + header.Height;
body.Height = size.Y;
popup = win.Popup.Window;
is_open = popup != null ? nk_true : nk_false;
is_active =
popup != null && win.Popup.Name == hash && win.Popup.Type == NK_PANEL_MENU ? 1 : 0;
if (is_clicked && is_open != 0 && is_active == 0 || is_open != 0 && is_active == 0 ||
is_open == 0 && is_active == 0 && !is_clicked)
{
return(false);
}
if (!ctx.NonBlockBegin(NK_WINDOW_NO_SCROLLBAR, body, header, NK_PANEL_MENU))
{
return(false);
}
win.Popup.Type = NK_PANEL_MENU;
win.Popup.Name = hash;
return(true);
}
public static bool ComboBegin(this NuklearContext ctx, nk_window win, Vector2 size, bool is_clicked,
RectangleF header)
{
nk_window popup;
var is_open = false;
var is_active = false;
var body = new RectangleF();
if (ctx == null || ctx.current == null || ctx.current.Layout == null)
{
return(false);
}
popup = win.Popup.Window;
body.X = header.X;
body.Width = size.X;
body.Y = header.Y + header.Height - ctx.style.window.combo_border;
body.Height = size.Y;
var hash = win.Popup.ComboCount++;
is_open = popup != null ? true : false;
is_active =
popup != null && win.Popup.Name == hash && win.Popup.Type == NK_PANEL_COMBO;
if ((is_clicked && is_open && !is_active) ||
(is_open && !is_active) ||
(!is_open && !is_active && !is_clicked))
{
return(false);
}
if (!ctx.NonBlockBegin(0, body,
is_clicked && is_open ? new RectangleF(0, 0, 0, 0) : header,
NK_PANEL_COMBO))
{
return(false);
}
win.Popup.Type = NK_PANEL_COMBO;
win.Popup.Name = hash;
return(true);
}
public static bool ContextualBegin(this NuklearContext ctx, uint flags, Vector2 size, RectangleF trigger_bounds)
{
nk_window win;
nk_window popup;
var body = new RectangleF();
var null_rect = new RectangleF();
var is_clicked = false;
var is_active = false;
var is_open = false;
var ret = false;
if (ctx == null || ctx.current == null || ctx.current.Layout == null)
{
return(false);
}
win = ctx.current;
++win.Popup.ConCount;
popup = win.Popup.Window;
is_open = popup != null && win.Popup.Type == NK_PANEL_CONTEXTUAL;
is_clicked = nk_input_mouse_clicked(ctx.input, NK_BUTTON_RIGHT, trigger_bounds);
if (win.Popup.ActiveCon != 0 && win.Popup.ConCount != win.Popup.ActiveCon)
{
return(false);
}
if (is_clicked && is_open && !is_active ||
!is_open && !is_active && !is_clicked)
{
return(false);
}
win.Popup.ActiveCon = win.Popup.ConCount;
if (is_clicked)
{
body.X = ctx.input.mouse.pos.X;
body.Y = ctx.input.mouse.pos.Y;
}
else
{
body.X = popup.Bounds.X;
body.Y = popup.Bounds.Y;
}
body.Width = size.X;
body.Height = size.Y;
ret = ctx.NonBlockBegin(flags | NK_WINDOW_NO_SCROLLBAR, body, null_rect,
NK_PANEL_CONTEXTUAL);
if (ret)
{
win.Popup.Type = NK_PANEL_CONTEXTUAL;
}
else
{
win.Popup.ActiveCon = 0;
if (win.Popup.Window != null)
{
win.Popup.Window.Flags = 0;
}
}
return(ret);
;
}
