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Add simple context menu

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This commit is contained in:
Jeremy Soller 2023-11-20 11:26:26 -07:00
parent a1b40e1d71
commit 858bad0f50
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GPG key ID: DCFCA852D3906975
5 changed files with 205 additions and 89 deletions
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86
src/text_box.rs
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@ -62,6 +62,8 @@ pub struct TextBox<'a, Message> {
metrics: Metrics,
padding: Padding,
on_changed: Option<Message>,
context_menu: Option<Point>,
on_context_menu: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
}
impl<'a, Message> TextBox<'a, Message>
@ -74,6 +76,8 @@ where
metrics,
padding: Padding::new(0.0),
on_changed: None,
context_menu: None,
on_context_menu: None,
}
}
@ -86,6 +90,19 @@ where
self.on_changed = Some(on_changed);
self
}
pub fn context_menu(mut self, position: Point) -> Self {
self.context_menu = Some(position);
self
}
pub fn on_context_menu(
mut self,
on_context_menu: impl Fn(Option<Point>) -> Message + 'a,
) -> Self {
self.on_context_menu = Some(Box::new(on_context_menu));
self
}
}
pub fn text_box<'a, Message>(
@ -498,35 +515,50 @@ where
status = Status::Captured;
}
}
Event::Mouse(MouseEvent::ButtonPressed(Button::Left)) => {
Event::Mouse(MouseEvent::ButtonPressed(button)) => {
if let Some(p) = cursor_position.position_in(layout.bounds()) {
let x_logical = p.x - self.padding.left;
let y_logical = p.y - self.padding.top;
let x = x_logical * scale_factor;
let y = y_logical * scale_factor;
if x >= 0.0 && x < buffer_size.0 && y >= 0.0 && y < buffer_size.1 {
editor.action(Action::Click {
x: x as i32,
y: y as i32,
});
state.dragging = Some(Dragging::Buffer);
} else if scrollbar_rect.contains(Point::new(x_logical, y_logical)) {
state.dragging = Some(Dragging::Scrollbar {
start_y: y,
start_scroll: editor.buffer().scroll(),
});
} else if x_logical >= scrollbar_rect.x
&& x_logical < (scrollbar_rect.x + scrollbar_rect.width)
{
let mut buffer = editor.buffer_mut();
let scroll_offset =
((y / buffer.size().1) * buffer.lines.len() as f32) as i32;
buffer.set_scroll(scroll_offset);
state.dragging = Some(Dragging::Scrollbar {
start_y: y,
start_scroll: editor.buffer().scroll(),
});
// Handle left click drag
if let Button::Left = button {
let x_logical = p.x - self.padding.left;
let y_logical = p.y - self.padding.top;
let x = x_logical * scale_factor;
let y = y_logical * scale_factor;
if x >= 0.0 && x < buffer_size.0 && y >= 0.0 && y < buffer_size.1 {
editor.action(Action::Click {
x: x as i32,
y: y as i32,
});
state.dragging = Some(Dragging::Buffer);
} else if scrollbar_rect.contains(Point::new(x_logical, y_logical)) {
state.dragging = Some(Dragging::Scrollbar {
start_y: y,
start_scroll: editor.buffer().scroll(),
});
} else if x_logical >= scrollbar_rect.x
&& x_logical < (scrollbar_rect.x + scrollbar_rect.width)
{
let mut buffer = editor.buffer_mut();
let scroll_offset =
((y / buffer.size().1) * buffer.lines.len() as f32) as i32;
buffer.set_scroll(scroll_offset);
state.dragging = Some(Dragging::Scrollbar {
start_y: y,
start_scroll: editor.buffer().scroll(),
});
}
}
// Update context menu state
if let Some(on_context_menu) = &self.on_context_menu {
shell.publish((on_context_menu)(match self.context_menu {
Some(_) => None,
None => match button {
Button::Right => Some(p),
_ => None,
},
}));
}
status = Status::Captured;
}
}