Re: Different screen parameters

[ldries46 <bertus.dries@planet.nl>]

Op 24-6-2020 om 14:16 schreef Jeffrey R. Carter:
> On 6/24/20 11:29 AM, ldries46 wrote:
>> Op 23-6-2020 om 11:54 schreef Jeffrey R. Carter:
>>> On 6/23/20 8:31 AM, ldries46 wrote:
>>>>
>>>> My question is:
>>>> Is there an Ada library that is able to somehow read the maximum 
>>>> sizes of the screen in pixels so I can firstly maximize my values 
>>>> for size definition in Gtk.
>>>
>>> Gnoga has package Gnoga.Gui.Screen that provides this kind of 
>>> information.
>>>
>> I found the procedures that can possibly give me the correct result 
>> bit I cannot find an example how tu use them in a Gtk environment. 
>> especially the value op the type Gnoga.Gui.Window.Window_Type I need
>
> Mainly, I was saying that you could use Gnoga if GTKAda doesn't 
> provide the information you need.
>
> These would require you to initialize a Gnoga application:
>
> procedure Get_Screen_Size (Height : out Positive; Width : out 
> Positive) is
>    Window : Gnoga.Gui.Window.Window_Type;
> begin -- Get_Screen_Size
>    Gnoga.Application.Singleton.Initialize (Main_Window => Window);
>    Height := Gnoga.Gui.Screen.Height (Window);
>    Width  := Gnoga.Gui.Screen.Width  (Window);
> end Get_Screen_Size;
>
> Possibly you could use this from a GTKAda application.
>
> On my system, these functions return a height of 1080 and a width of 
> 1920.
>
It looked nice but in my environment (Gtk) it looks like shooting with a 
Cannon at a fly.