Re: Mouse information in xterm.

[Ergus]

On September 14, 2020 9:14:15 PM GMT+02:00, Eli Zaretskii <eliz@gnu.org> wrote:
>> Date: Mon, 14 Sep 2020 21:04:53 +0200
>> From: Ergus <spacibba@aol.com>
>> Cc: emacs-devel@gnu.org
>> 
>> On Mon, Sep 14, 2020 at 09:56:37PM +0300, Eli Zaretskii wrote:
>> >> Date: Mon, 14 Sep 2020 20:13:11 +0200
>> >> From: Ergus <spacibba@aol.com>
>> >> Cc: emacs-devel@gnu.org
>> >>
>> >> When we call x-popup-dialog with t as the first parameter. The
>function
>> >> x_popup_menu_1 tries to get the cursor/mouse position calling
>> >> term_mouse_position. (As the documentation says)
>> >>
>> >> The issue is that term_mouse_position always report (0,0) as the
>current
>> >> position independently of the cursor and mouse actual positions
>because
>> >> it just copies the values in last_mouse_x and last_mouse_y which
>are
>> >> zero because nobody updated them, see.
>> >
>> >last_mouse_x and last_mouse_y will change only if you use GPM mouse
>on
>> >the terminal.  Otherwise, these variables will remain zero on
>> >GNU/Linux.  So what you see is expected unless you use GPM (do
>you?).
>> >
>> >The doc string of x-popup-dialog says that if POSITION is t, then
>the
>> >dialog appears at the center of the selected frame.  So what you see
>> >is exactly what the documentation says, and I don't understand what
>is
>> >the problem you are trying to solve, or why POSITION being t is
>> >important to you, or where you expected or wanted the dialog to pop
>up
>> >or why there.  Please elaborate, as I feel we are talking past each
>> >other.
>> >
>> >I see the same on a GUI frame, btw, so I also don't understand what
>> >"works as expected in gui" for you.
>> >
>> >What am I missing?
>> >
>> x-popup-menu manual says:
>
>Are we talking about x-popup-menu or x-popup-dialog?  You talked about
>the latter in all your messages.
>
>So I'm still confused...
>
Sorry I confused them in the mail because in the backend is the same code. The 
issue is also the same. But its my fault.

>> The part of "if the mouse is not available on a text terminal" then
>> doesn't apply to xterm with xterm-mouse-mode? 
>
>Indeed, it doesn't.  Because AFAIK no one has yet adapted the TTY
>menus and dialogs to xterm-mouse-mode.

Ohh, bad news. 

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