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Have the save/restore colors escape codes also save restore the ANSI color table

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Kovid Goyal
2020-12-21 19:38:03 +05:30
parent c3c5a5446f
commit e97f1a4310
6 changed files with 77 additions and 33 deletions
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21
docs/protocol-extensions.rst
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@@ -180,23 +180,24 @@ rectangular region of the screen from (3, 4) to (10, 11), you use::
<ESC>[2*x<ESC>[4;3;11;10;44$r<ESC>[*x
Saving and restoring the default foreground/background/selection/cursor colors
Saving and restoring colors
---------------------------------------------------------------------------------
It is often useful for a full screen application with its own color themes
to set the default foreground, background, selection and cursor colors. This
allows for various performance optimizations when drawing the screen. The
problem is that if the user previously used the escape codes to change these
colors herself, then running the full screen application will lose her
changes even after it exits. To avoid this, kitty introduces a new pair of
*OSC* escape codes to push and pop the current color values from a stack::
It is often useful for a full screen application with its own color themes to
set the default foreground, background, selection and cursor colors and the
ANSI color table. This allows for various performance optimizations when
drawing the screen. The problem is that if the user previously used the escape
codes to change these colors herself, then running the full screen application
will lose her changes even after it exits. To avoid this, kitty introduces a
new pair of *OSC* escape codes to push and pop the current color values from a
stack::
<ESC>]30001<ESC>\ # push onto stack
<ESC>]30101<ESC>\ # pop from stack
These escape codes save/restore the so called *dynamic colors*, default
These escape codes save/restore the colors, default
background, default foreground, selection background, selection foreground and
cursor color.
cursor color and the 256 colors of the ANSI color table.
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