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Implement cursor movement in TextInput

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This commit is contained in:
Héctor Ramón Jiménez 2019-10-31 03:50:40 +01:00
parent 374b54c3ec
commit 51a0e99097
4 changed files with 176 additions and 50 deletions
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59
native/src/widget/text_input.rs
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@ -45,28 +45,55 @@ where
Event::Keyboard(keyboard::Event::CharacterReceived(c))
if self.state.is_focused && !c.is_control() =>
{
self.value.push(c);
let cursor_position = self.state.cursor_position(&self.value);
let message = (self.on_change)(self.value.clone());
self.value.insert(cursor_position, c);
self.state.move_cursor_right(&self.value);
let message = (self.on_change)(self.value.to_string());
messages.push(message);
}
Event::Keyboard(keyboard::Event::Input {
key_code: keyboard::KeyCode::Backspace,
key_code,
state: ButtonState::Pressed,
}) => {
let _ = self.value.pop();
let message = (self.on_change)(self.value.clone());
messages.push(message);
}
Event::Keyboard(keyboard::Event::Input {
key_code: keyboard::KeyCode::Enter,
state: ButtonState::Pressed,
}) => {
if let Some(on_submit) = self.on_submit.clone() {
messages.push(on_submit);
}) if self.state.is_focused => match key_code {
keyboard::KeyCode::Enter => {
if let Some(on_submit) = self.on_submit.clone() {
messages.push(on_submit);
}
}
}
keyboard::KeyCode::Backspace => {
let cursor_position =
self.state.cursor_position(&self.value);
if cursor_position > 0 {
self.state.move_cursor_left(&self.value);
let _ = self.value.remove(cursor_position - 1);
let message = (self.on_change)(self.value.to_string());
messages.push(message);
}
}
keyboard::KeyCode::Delete => {
let cursor_position =
self.state.cursor_position(&self.value);
if cursor_position < self.value.len() {
let _ = self.value.remove(cursor_position);
let message = (self.on_change)(self.value.to_string());
messages.push(message);
}
}
keyboard::KeyCode::Left => {
self.state.move_cursor_left(&self.value);
}
keyboard::KeyCode::Right => {
self.state.move_cursor_right(&self.value);
}
_ => {}
},
_ => {}
}
}