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Re: x-display-pixel-width/height inconsistency
From: |
YAMAMOTO Mitsuharu |
Subject: |
Re: x-display-pixel-width/height inconsistency |
Date: |
Wed, 20 Mar 2013 08:52:49 +0900 |
User-agent: |
Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.8 (Shijō) APEL/10.6 Emacs/22.3 (sparc-sun-solaris2.8) MULE/5.0 (SAKAKI) |
>>>>> On Wed, 20 Mar 2013 03:15:06 +0400, Dmitry Gutov <address@hidden> said:
>>> But the actual return value is different among the platforms:
>>
>>> * W32 port: Dimension of the primary monitor. (Not actually
>>> tested, but guessed from the code and API documentations.)
>>
>> Could someone using multi-monitor setups on W32 check if this guess
>> is correct? I'm confused because an API reference in English (*1)
>> says
> It is correct.
Thanks for checking. Does the following patch give dimensions of all
physical monitors as in X11? Do display-mm-height/width return
meaningful values?
YAMAMOTO Mitsuharu
address@hidden
=== modified file 'src/w32fns.c'
*** src/w32fns.c 2013-03-10 22:55:25 +0000
--- src/w32fns.c 2013-03-19 23:47:14 +0000
***************
*** 4732,4746 ****
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object display)
{
! struct w32_display_info *dpyinfo = check_x_display_info (display);
! HDC hdc;
! int cap;
!
! hdc = GetDC (dpyinfo->root_window);
! cap = GetDeviceCaps (hdc, VERTSIZE);
!
! ReleaseDC (dpyinfo->root_window, hdc);
return make_number (cap);
}
--- 4732,4741 ----
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object display)
{
! HDC hdc = CreateDC ("DISPLAY", NULL, NULL, NULL);
! int cap = GetDeviceCaps (hdc, VERTSIZE);
! DeleteDC (hdc);
return make_number (cap);
}
***************
*** 4752,4767 ****
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object display)
{
! struct w32_display_info *dpyinfo = check_x_display_info (display);
!
! HDC hdc;
! int cap;
!
! hdc = GetDC (dpyinfo->root_window);
!
! cap = GetDeviceCaps (hdc, HORZSIZE);
! ReleaseDC (dpyinfo->root_window, hdc);
return make_number (cap);
}
--- 4747,4756 ----
If omitted or nil, that stands for the selected frame's display. */)
(Lisp_Object display)
{
! HDC hdc = CreateDC ("DISPLAY", NULL, NULL, NULL);
! int cap = GetDeviceCaps (hdc, HORZSIZE);
! DeleteDC (hdc);
return make_number (cap);
}
=== modified file 'src/w32term.c'
*** src/w32term.c 2013-03-15 10:07:29 +0000
--- src/w32term.c 2013-03-19 23:47:25 +0000
***************
*** 515,532 ****
int
x_display_pixel_height (struct w32_display_info *dpyinfo)
{
! HDC dc = GetDC (NULL);
int pixels = GetDeviceCaps (dc, VERTRES);
! ReleaseDC (NULL, dc);
return pixels;
}
int
x_display_pixel_width (struct w32_display_info *dpyinfo)
{
! HDC dc = GetDC (NULL);
int pixels = GetDeviceCaps (dc, HORZRES);
! ReleaseDC (NULL, dc);
return pixels;
}
--- 515,532 ----
int
x_display_pixel_height (struct w32_display_info *dpyinfo)
{
! HDC dc = CreateDC ("DISPLAY", NULL, NULL, NULL);
int pixels = GetDeviceCaps (dc, VERTRES);
! DeleteDC (dc);
return pixels;
}
int
x_display_pixel_width (struct w32_display_info *dpyinfo)
{
! HDC dc = CreateDC ("DISPLAY", NULL, NULL, NULL);
int pixels = GetDeviceCaps (dc, HORZRES);
! DeleteDC (dc);
return pixels;
}
Re: x-display-pixel-width/height inconsistency, YAMAMOTO Mitsuharu, 2013/03/19
- Re: x-display-pixel-width/height inconsistency, Dmitry Gutov, 2013/03/19
- Re: x-display-pixel-width/height inconsistency,
YAMAMOTO Mitsuharu <=
- Re: x-display-pixel-width/height inconsistency, Dmitry Gutov, 2013/03/19
- Re: x-display-pixel-width/height inconsistency, YAMAMOTO Mitsuharu, 2013/03/19
- Re: x-display-pixel-width/height inconsistency, Dmitry Gutov, 2013/03/19
- Re: x-display-pixel-width/height inconsistency, YAMAMOTO Mitsuharu, 2013/03/19
- Re: x-display-pixel-width/height inconsistency, Dmitry Gutov, 2013/03/20
- Re: x-display-pixel-width/height inconsistency, YAMAMOTO Mitsuharu, 2013/03/20
- Re: x-display-pixel-width/height inconsistency, Dmitry Gutov, 2013/03/20
- Re: x-display-pixel-width/height inconsistency, YAMAMOTO Mitsuharu, 2013/03/20
- Re: x-display-pixel-width/height inconsistency, Dmitry Gutov, 2013/03/20
- Re: x-display-pixel-width/height inconsistency, YAMAMOTO Mitsuharu, 2013/03/20