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demo: Use new id_data to store the show/hide password toggle

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This commit is contained in:
Emil Ernerfeldt 2021-04-12 22:37:39 +02:00
parent 186362a4b8
commit daf2e13238
1 changed files with 6 additions and 4 deletions
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10
egui_demo_lib/src/apps/demo/widgets.rs
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@ -24,7 +24,6 @@ pub struct Widgets {
color: Color32, color: Color32,
single_line_text_input: String, single_line_text_input: String,
multiline_text_input: String, multiline_text_input: String,
show_password: bool,
} }
impl Default for Widgets { impl Default for Widgets {
@ -37,7 +36,6 @@ impl Default for Widgets {
color: (Rgba::from_rgb(0.0, 1.0, 0.5) * 0.75).into(), color: (Rgba::from_rgb(0.0, 1.0, 0.5) * 0.75).into(),
single_line_text_input: "Hello World!".to_owned(), single_line_text_input: "Hello World!".to_owned(),
multiline_text_input: "Text can both be so wide that it needs a line break, but you can also add manual line break by pressing enter, creating new paragraphs.\nThis is the start of the next paragraph.\n\nClick me to edit me!".to_owned(), multiline_text_input: "Text can both be so wide that it needs a line break, but you can also add manual line break by pressing enter, creating new paragraphs.\nThis is the start of the next paragraph.\n\nClick me to edit me!".to_owned(),
show_password: false,
} }
} }
} }
@ -131,15 +129,19 @@ impl Widgets {
ui.horizontal(|ui| { ui.horizontal(|ui| {
ui.label("Password:"); ui.label("Password:");
// We let `egui` store the show/hide password toggle:
let show_password_id = Id::new("show_password");
let mut show_password: bool = *ui.memory().id_data.get_or_default(show_password_id);
let response = ui.add_sized( let response = ui.add_sized(
[140.0, 20.0], [140.0, 20.0],
egui::TextEdit::singleline(&mut self.single_line_text_input) egui::TextEdit::singleline(&mut self.single_line_text_input)
.password(!self.show_password), .password(!show_password),
); );
if response.lost_focus() && ui.input().key_pressed(egui::Key::Enter) { if response.lost_focus() && ui.input().key_pressed(egui::Key::Enter) {
// … // …
} }
ui.checkbox(&mut self.show_password, "Show password"); ui.checkbox(&mut show_password, "Show password");
ui.memory().id_data.insert(show_password_id, show_password);
}); });
ui.label("Multiline text input:"); ui.label("Multiline text input:");