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LibVT+Kernel: Support clearing the scrollback buffer

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As per the `xterm ctlseqs` documentation, `\e3J` should clear the
scrollback buffer, and leave the visible lines unchanged.

This commit fixes a FIXME.
This commit is contained in:
Daniel Bertalan 2021-06-05 09:29:49 +02:00 • committed by Andreas Kling
parent 221ba1aac8
commit 8f8fd9c5a8
4 changed files with 14 additions and 11 deletions
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10
Userland/Libraries/LibVT/Terminal.h
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@ -74,12 +74,18 @@ public:
void set_cursor(unsigned row, unsigned column, bool skip_debug = false);
void clear_including_history()
{
clear_history();
clear();
}
#ifndef KERNEL
void clear();
void clear_including_history();
void clear_history();
#else
virtual void clear() = 0;
virtual void clear_including_history() = 0;
virtual void clear_history() = 0;
#endif
#ifndef KERNEL