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Introduce Selection::point.

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This commit is contained in:
Blaž Hrastnik 2020-10-23 12:09:40 +09:00
parent 55fa86248c
commit f5981f72c2
2 changed files with 14 additions and 10 deletions
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5
helix-core/src/selection.rs
View File

@ -179,6 +179,11 @@ impl Selection {
}
}
/// Constructs a selection holding a single cursor.
pub fn point(pos: usize) -> Self {
Self::single(pos, pos)
}
#[must_use]
pub fn new(ranges: SmallVec<[Range; 1]>, primary_index: usize) -> Self {
fn normalize(mut ranges: SmallVec<[Range; 1]>, mut primary_index: usize) -> Selection {

19
helix-view/src/commands.rs
View File

@ -93,7 +93,7 @@ pub fn move_next_word_start(view: &mut View, count: usize) {
count,
);
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
pub fn move_prev_word_start(view: &mut View, count: usize) {
@ -104,7 +104,7 @@ pub fn move_prev_word_start(view: &mut View, count: usize) {
count,
);
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
pub fn move_next_word_end(view: &mut View, count: usize) {
@ -114,11 +114,11 @@ pub fn move_next_word_end(view: &mut View, count: usize) {
count,
);
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
pub fn move_file_start(view: &mut View, _count: usize) {
view.doc.set_selection(Selection::single(0, 0));
view.doc.set_selection(Selection::point(0));
view.doc.mode = Mode::Normal;
}
@ -126,8 +126,7 @@ pub fn move_file_start(view: &mut View, _count: usize) {
pub fn move_file_end(view: &mut View, _count: usize) {
let text = &view.doc.text();
let last_line = text.line_to_char(text.len_lines().saturating_sub(2));
view.doc
.set_selection(Selection::single(last_line, last_line));
view.doc.set_selection(Selection::point(last_line));
view.doc.mode = Mode::Normal;
}
@ -153,7 +152,7 @@ pub fn page_up(view: &mut View, _count: usize) {
if !check_cursor_in_view(view) {
let text = view.doc.text();
let pos = text.line_to_char(view.last_line().saturating_sub(PADDING));
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
}
@ -163,7 +162,7 @@ pub fn page_down(view: &mut View, _count: usize) {
if view.first_line < view.doc.text().len_lines() {
let text = view.doc.text();
let pos = text.line_to_char(view.first_line as usize);
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
}
@ -177,7 +176,7 @@ pub fn half_page_up(view: &mut View, _count: usize) {
if !check_cursor_in_view(view) {
let text = &view.doc.text();
let pos = text.line_to_char(view.last_line() - PADDING);
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
}
@ -189,7 +188,7 @@ pub fn half_page_down(view: &mut View, _count: usize) {
if !check_cursor_in_view(view) {
let text = view.doc.text();
let pos = text.line_to_char(view.first_line as usize);
view.doc.set_selection(Selection::single(pos, pos));
view.doc.set_selection(Selection::point(pos));
}
}
// avoid select by default by having a visual mode switch that makes movements into selects