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patch 8.1.2174: screen not recognized as supporting "sgr" mouse codes

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Problem:    Screen not recognized as supporting "sgr" mouse codes.
Solution:   Recognize screen 4.7. (Jordan Christiansen, closes #5042)
This commit is contained in:
Bram Moolenaar
2019-10-18 21:26:05 +02:00
parent 92ea26b925
commit 89577b3b3e
3 changed files with 104 additions and 8 deletions
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16
src/term.c
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@@ -4649,8 +4649,8 @@ not_enough:
if (tp[0] == CSI)
switch_to_8bit();
// rxvt sends its version number: "20703" is 2.7.3.
// Screen sends 40500.
// rxvt sends its version number: "20703" is 2.7.3.
// Ignore it for when the user has set 'term' to xterm,
// even though it's an rxvt.
if (version > 20000)
@@ -4661,6 +4661,7 @@ not_enough:
int need_flush = FALSE;
int is_iterm2 = FALSE;
int is_mintty = FALSE;
int is_screen = FALSE;
// mintty 2.9.5 sends 77;20905;0c.
// (77 is ASCII 'M' for mintty.)
@@ -4706,14 +4707,21 @@ not_enough:
is_not_xterm = TRUE;
}
// screen sends 83;40500;0 83 is 'S' in ASCII.
if (arg[0] == 83)
is_screen = TRUE;
// Only set 'ttymouse' automatically if it was not set
// by the user already.
if (!option_was_set((char_u *)"ttym"))
{
// Xterm version 277 supports SGR. Also support
// Terminal.app, iTerm2 and mintty.
if (version >= 277 || is_iterm2 || is_mac_terminal
|| is_mintty)
// Terminal.app, iTerm2, mintty, and screen 4.7+.
if ((!is_screen && version >= 277)
|| is_iterm2
|| is_mac_terminal
|| is_mintty
|| (is_screen && arg[1] >= 40700))
set_option_value((char_u *)"ttym", 0L,
(char_u *)"sgr", 0);
// if xterm version >= 95 use mouse dragging