with Interfaces.C, System.Address_To_Access_Conversions; use type Interfaces.C.int, System.Address; package body FLTK.Widgets.Groups.Windows.Double.Overlay is procedure overlay_window_set_draw_hook (W, D : in System.Address); pragma Import (C, overlay_window_set_draw_hook, "overlay_window_set_draw_hook"); pragma Inline (overlay_window_set_draw_hook); procedure overlay_window_set_draw_overlay_hook (W, D : in System.Address); pragma Import (C, overlay_window_set_draw_overlay_hook, "overlay_window_set_draw_overlay_hook"); pragma Inline (overlay_window_set_draw_overlay_hook); procedure overlay_window_set_handle_hook (W, H : in System.Address); pragma Import (C, overlay_window_set_handle_hook, "overlay_window_set_handle_hook"); pragma Inline (overlay_window_set_handle_hook); function new_fl_overlay_window (X, Y, W, H : in Interfaces.C.int; Text : in Interfaces.C.char_array) return System.Address; pragma Import (C, new_fl_overlay_window, "new_fl_overlay_window"); pragma Inline (new_fl_overlay_window); function new_fl_overlay_window2 (W, H : in Interfaces.C.int; Text : in Interfaces.C.char_array) return System.Address; pragma Import (C, new_fl_overlay_window2, "new_fl_overlay_window2"); pragma Inline (new_fl_overlay_window2); procedure free_fl_overlay_window (S : in System.Address); pragma Import (C, free_fl_overlay_window, "free_fl_overlay_window"); pragma Inline (free_fl_overlay_window); procedure fl_overlay_window_show (W : in System.Address); pragma Import (C, fl_overlay_window_show, "fl_overlay_window_show"); pragma Inline (fl_overlay_window_show); procedure fl_overlay_window_hide (W : in System.Address); pragma Import (C, fl_overlay_window_hide, "fl_overlay_window_hide"); pragma Inline (fl_overlay_window_hide); procedure fl_overlay_window_flush (W : in System.Address); pragma Import (C, fl_overlay_window_flush, "fl_overlay_window_flush"); pragma Inline (fl_overlay_window_flush); function fl_overlay_window_can_do_overlay (W : in System.Address) return Interfaces.C.int; pragma Import (C, fl_overlay_window_can_do_overlay, "fl_overlay_window_can_do_overlay"); pragma Inline (fl_overlay_window_can_do_overlay); procedure fl_overlay_window_draw (W : in System.Address); pragma Import (C, fl_overlay_window_draw, "fl_overlay_window_draw"); pragma Inline (fl_overlay_window_draw); procedure fl_overlay_window_redraw_overlay (W : in System.Address); pragma Import (C, fl_overlay_window_redraw_overlay, "fl_overlay_window_redraw_overlay"); pragma Inline (fl_overlay_window_redraw_overlay); function fl_overlay_window_handle (W : in System.Address; E : in Interfaces.C.int) return Interfaces.C.int; pragma Import (C, fl_overlay_window_handle, "fl_overlay_window_handle"); pragma Inline (fl_overlay_window_handle); package Over_Convert is new System.Address_To_Access_Conversions (Overlay_Window'Class); procedure Draw_Overlay_Hook (U : in System.Address) is Overlay_Widget : access Overlay_Window'Class := Over_Convert.To_Pointer (U); begin Overlay_Widget.Draw_Overlay; end Draw_Overlay_Hook; procedure Finalize (This : in out Overlay_Window) is begin if This.Void_Ptr /= System.Null_Address and then This in Overlay_Window'Class then This.Clear; free_fl_overlay_window (This.Void_Ptr); This.Void_Ptr := System.Null_Address; end if; Finalize (Double_Window (This)); end Finalize; -------------------- -- Constructors -- -------------------- package body Forge is function Create (X, Y, W, H : in Integer; Text : in String := "") return Overlay_Window is begin return This : Overlay_Window do This.Void_Ptr := new_fl_overlay_window (Interfaces.C.int (X), Interfaces.C.int (Y), Interfaces.C.int (W), Interfaces.C.int (H), Interfaces.C.To_C (Text)); fl_group_end (This.Void_Ptr); fl_widget_set_user_data (This.Void_Ptr, Widget_Convert.To_Address (This'Unchecked_Access)); overlay_window_set_draw_hook (This.Void_Ptr, Draw_Hook'Address); overlay_window_set_draw_overlay_hook (This.Void_Ptr, Draw_Overlay_Hook'Address); overlay_window_set_handle_hook (This.Void_Ptr, Handle_Hook'Address); fl_widget_set_label (This.Void_Ptr, Interfaces.C.To_C (Text)); end return; end Create; function Create (W, H : in Integer; Text : in String := "") return Overlay_Window is begin return This : Overlay_Window do This.Void_Ptr := new_fl_overlay_window2 (Interfaces.C.int (W), Interfaces.C.int (H), Interfaces.C.To_C (Text)); fl_group_end (This.Void_Ptr); fl_widget_set_user_data (This.Void_Ptr, Widget_Convert.To_Address (This'Unchecked_Access)); overlay_window_set_draw_hook (This.Void_Ptr, Draw_Hook'Address); overlay_window_set_draw_overlay_hook (This.Void_Ptr, Draw_Overlay_Hook'Address); overlay_window_set_handle_hook (This.Void_Ptr, Handle_Hook'Address); fl_widget_set_label (This.Void_Ptr, Interfaces.C.To_C (Text)); end return; end Create; end Forge; --------------- -- Display -- --------------- procedure Show (This : in out Overlay_Window) is begin fl_overlay_window_show (This.Void_Ptr); end Show; procedure Hide (This : in out Overlay_Window) is begin fl_overlay_window_hide (This.Void_Ptr); end Hide; procedure Flush (This : in out Overlay_Window) is begin fl_overlay_window_flush (This.Void_Ptr); end Flush; ------------- -- Other -- ------------- function Can_Do_Overlay (This : in Overlay_Window) return Boolean is begin return fl_overlay_window_can_do_overlay (This.Void_Ptr) /= 0; end Can_Do_Overlay; ---------------------------------- -- Drawing and Event Handling -- ---------------------------------- procedure Draw (This : in out Overlay_Window) is begin fl_overlay_window_draw (This.Void_Ptr); end Draw; procedure Redraw_Overlay (This : in out Overlay_Window) is begin fl_overlay_window_redraw_overlay (This.Void_Ptr); end Redraw_Overlay; function Handle (This : in out Overlay_Window; Event : in Event_Kind) return Event_Outcome is begin return Event_Outcome'Val (fl_overlay_window_handle (This.Void_Ptr, Event_Kind'Pos (Event))); end Handle; end FLTK.Widgets.Groups.Windows.Double.Overlay;