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add CHA support, used by dialog

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This commit is contained in:
Wez Furlong 2018-02-26 07:36:32 -08:00
parent 4b92a03c15
commit 8e9620d001
2 changed files with 33 additions and 0 deletions
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11
term/src/csi.rs
View File

@ -438,6 +438,17 @@ impl<'a> Iterator for CSIParser<'a> {
y: Position::Relative(0),
}),
// CHA: Cursor Character Absolute
('G', &[], Some(&[])) => Some(CSIAction::SetCursorXY {
x: Position::Absolute(0),
y: Position::Relative(0),
}),
// CHA: Cursor Character Absolute
('G', &[], Some(&[col])) => Some(CSIAction::SetCursorXY {
x: Position::Absolute(col.max(1) - 1),
y: Position::Relative(0),
}),
// H: Cursor Position (CUP)
// f: Horizontal and vertical position (HVP)
('H', &[], Some(&[])) | ('f', &[], Some(&[])) => Some(CSIAction::SetCursorXY {

22
term/src/test/csi.rs
View File

@ -95,3 +95,25 @@ fn test_dl() {
term.delete_lines(-2);
assert_visible_contents(&term, &["1", "2", "3"]);
}
#[test]
fn test_cha() {
let mut term = TestTerm::new(3, 4, 0);
term.cup(1, 1);
term.assert_cursor_pos(1, 1, None);
term.print("\x1b[G");
term.assert_cursor_pos(0, 1, None);
term.print("\x1b[2G");
term.assert_cursor_pos(1, 1, None);
term.print("\x1b[0G");
term.assert_cursor_pos(0, 1, None);
term.print("\x1b[-1G");
term.assert_cursor_pos(0, 1, None);
term.print("\x1b[100G");
term.assert_cursor_pos(3, 1, None);
}