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hold shift to select text

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shadow cat
2025-11-22 21:38:16 -05:00
parent 8e08f67627
commit 14a9da0553
1 changed files with 34 additions and 17 deletions
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51
src/core/text/edit.rs
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@@ -202,18 +202,35 @@ impl<'a> TextEditCtx<'a> {
self.text.selection.clear();
}
pub fn motion(&mut self, motion: Motion) {
pub fn motion(&mut self, motion: Motion, select: bool) {
if let TextSelection::Pos(cursor) = self.text.selection
&& let Some(cursor) = self.buf_motion(cursor, motion)
&& let Some(new) = self.buf_motion(cursor, motion)
{
self.text.selection = TextSelection::Pos(cursor);
if select {
self.text.selection = TextSelection::Span {
start: cursor,
end: new,
};
} else {
self.text.selection = TextSelection::Pos(new);
}
} else if let TextSelection::Span { start, end } = self.text.selection {
let (start, end) = sort_cursors(start, end);
let sel = &mut self.text.selection;
match motion {
Motion::Left | Motion::LeftWord => *sel = TextSelection::Pos(start),
Motion::Right | Motion::RightWord => *sel = TextSelection::Pos(end),
_ => (),
if select {
if let Some(cursor) = self.buf_motion(end, motion) {
self.text.selection = TextSelection::Span { start, end: cursor };
}
} else {
let (start, end) = sort_cursors(start, end);
let sel = &mut self.text.selection;
match motion {
Motion::Left | Motion::LeftWord => *sel = TextSelection::Pos(start),
Motion::Right | Motion::RightWord => *sel = TextSelection::Pos(end),
_ => {
if let Some(cursor) = self.buf_motion(end, motion) {
self.text.selection = TextSelection::Pos(cursor);
}
}
}
}
}
}
@@ -279,7 +296,7 @@ impl<'a> TextEditCtx<'a> {
edit_line(line, line_text);
if mov {
for _ in 0..text.chars().count() {
self.motion(Motion::Right);
self.motion(Motion::Right, false);
}
}
}
@@ -302,7 +319,7 @@ impl<'a> TextEditCtx<'a> {
&& let TextSelection::Pos(cursor) = &mut self.text.selection
&& (cursor.index != 0 || cursor.line != 0)
{
self.motion(if word { Motion::LeftWord } else { Motion::Left });
self.motion(if word { Motion::LeftWord } else { Motion::Left }, false);
self.delete(word);
}
}
@@ -444,20 +461,20 @@ impl<'a> TextEditCtx<'a> {
}
NamedKey::ArrowRight => {
if modifiers.control {
self.motion(Motion::RightWord)
self.motion(Motion::RightWord, modifiers.shift)
} else {
self.motion(Motion::Right)
self.motion(Motion::Right, modifiers.shift)
}
}
NamedKey::ArrowLeft => {
if modifiers.control {
self.motion(Motion::LeftWord)
self.motion(Motion::LeftWord, modifiers.shift)
} else {
self.motion(Motion::Left)
self.motion(Motion::Left, modifiers.shift)
}
}
NamedKey::ArrowUp => self.motion(Motion::Up),
NamedKey::ArrowDown => self.motion(Motion::Down),
NamedKey::ArrowUp => self.motion(Motion::Up, modifiers.shift),
NamedKey::ArrowDown => self.motion(Motion::Down, modifiers.shift),
NamedKey::Escape => {
self.deselect();
return TextInputResult::Unfocus;