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Tab identation for multiline text edit (#246)

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Lock focus on multiline text edit, and insert tabs on tab char

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
This commit is contained in:
Cristian Dinu
2021-05-02 19:56:28 +03:00
committed by GitHub
parent 101eed0d67
commit 35c7b09285
6 changed files with 150 additions and 7 deletions
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46
egui_demo_lib/src/apps/demo/widgets.rs
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@@ -22,8 +22,11 @@ pub struct Widgets {
radio: Enum,
angle: f32,
color: Color32,
show_password: bool,
single_line_text_input: String,
multiline_text_input: String,
tab_moves_focus: bool,
code_snippet: String,
}
impl Default for Widgets {
@@ -35,7 +38,31 @@ impl Default for Widgets {
angle: std::f32::consts::TAU / 3.0,
color: (Rgba::from_rgb(0.0, 1.0, 0.5) * 0.75).into(),
single_line_text_input: "Hello World!".to_owned(),
show_password: false,
tab_moves_focus: false,
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(),
code_snippet: r#"// Full identation blocks
// Spaces Spaces Spaces
// Tab Tab Tab
// Spaces Tab Spaces
// Tab Spaces Tab
// Partial identation blocks
// Space Tab
// Space Space Tab
// Space Space Space Tab
// Space / / Space
// Space Space / /
// Space Space Space /
// Use the configs above to play with the tab management
// Also existing tabs are kept as tabs.
fn main() {
println!("Hello world!");
}
"#.to_owned(),
}
}
}
@@ -144,7 +171,26 @@ impl Widgets {
ui.memory().id_data.insert(show_password_id, show_password);
});
ui.separator();
ui.label("Multiline text input:");
ui.text_edit_multiline(&mut self.multiline_text_input);
ui.separator();
ui.horizontal(|ui| {
ui.label("Code editor:");
ui.separator();
ui.checkbox(&mut self.tab_moves_focus, "Tabs moves focus");
});
ui.code_editor_with_config(
&mut self.code_snippet,
CodingConfig {
tab_moves_focus: self.tab_moves_focus,
},
);
}
}