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Prevent text selection

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This commit is contained in:
dAxpeDDa 2023-06-04 01:50:30 +02:00 • committed by daxpedda
parent a134a59917
commit 964e342f69
4 changed files with 39 additions and 28 deletions
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16
src/platform_impl/web/web_sys/canvas.rs
View file

@ -235,13 +235,21 @@ impl Canvas {
.on_mouse_release(&self.common, mouse_handler, touch_handler)
}
pub fn on_mouse_press<M, T>(&mut self, mouse_handler: M, touch_handler: T)
where
pub fn on_mouse_press<M, T>(
&mut self,
mouse_handler: M,
touch_handler: T,
prevent_default: bool,
) where
M: 'static + FnMut(i32, PhysicalPosition<f64>, MouseButton, ModifiersState),
T: 'static + FnMut(i32, PhysicalPosition<f64>, Force),
{
self.pointer_handler
.on_mouse_press(&self.common, mouse_handler, touch_handler)
self.pointer_handler.on_mouse_press(
&self.common,
mouse_handler,
touch_handler,
prevent_default,
)
}
pub fn on_cursor_move<MOD, M, T, B>(

15
src/platform_impl/web/web_sys/pointer.rs
View file

@ -104,6 +104,7 @@ impl PointerHandler {
canvas_common: &Common,
mut mouse_handler: M,
mut touch_handler: T,
prevent_default: bool,
) where
M: 'static + FnMut(i32, PhysicalPosition<f64>, MouseButton, ModifiersState),
T: 'static + FnMut(i32, PhysicalPosition<f64>, Force),
@ -112,6 +113,13 @@ impl PointerHandler {
self.on_pointer_press = Some(canvas_common.add_user_event(
"pointerdown",
move |event: PointerEvent| {
if prevent_default {
// prevent text selection
event.prevent_default();
// but still focus element
let _ = canvas.focus();
}
match event.pointer_type().as_str() {
"touch" => {
touch_handler(
@ -192,6 +200,13 @@ impl PointerHandler {
"expect pointer type of a chorded button event to be a mouse"
);
if prevent_default {
// prevent text selection
event.prevent_default();
// but still focus element
let _ = canvas.focus();
}
button_handler(
id,
event::mouse_position(&event).to_physical(super::scale_factor()),