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Clean up demo code

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This commit is contained in:
Emil Ernerfeldt 2022-03-31 12:39:02 +02:00
parent d9eac765dc
commit b2124f4cd1
1 changed files with 63 additions and 61 deletions
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124
egui_demo_lib/src/apps/demo/table_demo.rs
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@ -1,4 +1,3 @@
use egui::{Label, Vec2};
use egui_extras::{Size, StripBuilder, TableBuilder}; use egui_extras::{Size, StripBuilder, TableBuilder};
/// Shows off a table with dynamic layout /// Shows off a table with dynamic layout
@ -29,79 +28,82 @@ impl super::View for TableDemo {
fn ui(&mut self, ui: &mut egui::Ui) { fn ui(&mut self, ui: &mut egui::Ui) {
ui.checkbox(&mut self.virtual_scroll, "Virtual scroll demo"); ui.checkbox(&mut self.virtual_scroll, "Virtual scroll demo");
// The table is inside a grid as its container would otherwise grow slowly as it takes all available height // Leave room for the source code link after the table demo:
ui.spacing_mut().item_spacing = Vec2::splat(4.0);
StripBuilder::new(ui) StripBuilder::new(ui)
.size(Size::Remainder) .size(Size::Remainder) // for the table
.size(Size::Absolute(10.0)) .size(Size::Absolute(10.0)) // for the source code link
.vertical(|mut grid| { .vertical(|mut strip| {
grid.cell_clip(|ui| { strip.cell_clip(|ui| {
ui.spacing_mut().item_spacing = Vec2::splat(3.0); self.table_ui(ui);
});
strip.cell(|ui| {
ui.vertical_centered(|ui| {
ui.add(crate::__egui_github_link_file!());
});
});
});
}
}
TableBuilder::new(ui) impl TableDemo {
.striped(true) fn table_ui(&mut self, ui: &mut egui::Ui) {
.column(Size::Absolute(120.0)) TableBuilder::new(ui)
.column(Size::RemainderMinimum(180.0)) .striped(true)
.column(Size::Absolute(100.0)) .column(Size::Absolute(120.0))
.header(20.0, |mut header| { .column(Size::RemainderMinimum(180.0))
header.col(|ui| { .column(Size::Absolute(100.0))
ui.heading("Left"); .header(20.0, |mut header| {
header.col(|ui| {
ui.heading("Left");
});
header.col(|ui| {
ui.heading("Middle");
});
header.col(|ui| {
ui.heading("Right");
});
})
.body(|mut body| {
if self.virtual_scroll {
body.rows(20.0, 100_000, |index, mut row| {
row.col(|ui| {
ui.label(index.to_string());
});
row.col_clip(|ui| {
ui.add(
egui::Label::new("virtual scroll, easily with thousands of rows!")
.wrap(false),
);
});
row.col(|ui| {
ui.label(index.to_string());
});
}); });
header.col(|ui| { } else {
ui.heading("Middle"); for i in 0..100 {
}); let height = match i % 8 {
header.col(|ui| { 0 => 25.0,
ui.heading("Right"); 4 => 30.0,
}); _ => 20.0,
}) };
.body(|mut body| { body.row(height, |mut row| {
if self.virtual_scroll {
body.rows(20.0, 100_000, |index, mut row| {
row.col(|ui| { row.col(|ui| {
ui.label(index.to_string()); ui.label(i.to_string());
}); });
row.col_clip(|ui| { row.col_clip(|ui| {
ui.add( ui.add(
Label::new("virtual scroll, easily with thousands of rows!") egui::Label::new(
.wrap(false), format!("Normal scroll, each row can have a different height. Height: {}", height),
)
.wrap(false),
); );
}); });
row.col(|ui| { row.col(|ui| {
ui.label(index.to_string()); ui.label(i.to_string());
}); });
}); });
} else {
for i in 0..100 {
let height = match i % 8 {
0 => 25.0,
4 => 30.0,
_ => 20.0,
};
body.row(height, |mut row| {
row.col(|ui| {
ui.label(i.to_string());
});
row.col_clip(|ui| {
ui.add(
Label::new(
format!("Normal scroll, each row can have a different height. Height: {}", height),
)
.wrap(false),
);
});
row.col(|ui| {
ui.label(i.to_string());
});
});
}
} }
}); }
}); });
grid.cell(|ui| {
ui.vertical_centered(|ui| {
ui.add(crate::__egui_github_link_file!());
});
});
});
} }
} }