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Implement From<Option<T>> for Element

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Héctor Ramón Jiménez 2025-07-18 03:53:59 +02:00
parent dcea10f707
commit e0d9078334
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9 changed files with 110 additions and 74 deletions
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18
examples/pane_grid/src/main.rs
View file

@ -276,13 +276,13 @@ fn view_content<'a>(
button(
"Split vertically",
Message::Split(pane_grid::Axis::Vertical, pane),
)
),
if total_panes > 1 && !is_pinned {
Some(button("Close", Message::Close(pane)).style(button::danger))
} else {
None
}
]
.push_maybe(if total_panes > 1 && !is_pinned {
Some(button("Close", Message::Close(pane)).style(button::danger))
} else {
None
})
.spacing(5)
.max_width(160);
@ -300,7 +300,7 @@ fn view_controls<'a>(
is_pinned: bool,
is_maximized: bool,
) -> Element<'a, Message> {
let row = row![].spacing(5).push_maybe(if total_panes > 1 {
let maximize = if total_panes > 1 {
let (content, message) = if is_maximized {
("Restore", Message::Restore)
} else {
@ -315,7 +315,7 @@ fn view_controls<'a>(
)
} else {
None
});
};
let close = button(text("Close").size(14))
.style(button::danger)
@ -326,7 +326,7 @@ fn view_controls<'a>(
None
});
row.push(close).into()
row![maximize, close].spacing(5).into()
}
mod style {

22
examples/qr_code/src/main.rs
View file

@ -88,18 +88,18 @@ impl QRGenerator {
input,
row![toggle_total_size, choose_theme]
.spacing(20)
.align_y(Center)
.align_y(Center),
self.total_size.map(|total_size| {
slider(Self::SIZE_RANGE, total_size, Message::TotalSizeChanged)
}),
self.qr_code.as_ref().map(|data| {
if let Some(total_size) = self.total_size {
qr_code(data).total_size(total_size)
} else {
qr_code(data).cell_size(10.0)
}
})
]
.push_maybe(self.total_size.map(|total_size| {
slider(Self::SIZE_RANGE, total_size, Message::TotalSizeChanged)
}))
.push_maybe(self.qr_code.as_ref().map(|data| {
if let Some(total_size) = self.total_size {
qr_code(data).total_size(total_size)
} else {
qr_code(data).cell_size(10.0)
}
}))
.width(700)
.spacing(20)
.align_x(Center);

20
examples/screenshot/src/main.rs
View file

@ -158,15 +158,15 @@ impl Example {
.spacing(10)
.align_y(Center);
let crop_controls =
column![crop_origin_controls, crop_dimension_controls]
.push_maybe(
self.crop_error
.as_ref()
.map(|error| text!("Crop error! \n{error}")),
)
.spacing(10)
.align_x(Center);
let crop_controls = column![
crop_origin_controls,
crop_dimension_controls,
self.crop_error
.as_ref()
.map(|error| text!("Crop error! \n{error}")),
]
.spacing(10)
.align_x(Center);
let controls = {
let save_result =
@ -208,8 +208,8 @@ impl Example {
]
.spacing(10)
.align_x(Center),
save_result.map(text)
]
.push_maybe(save_result.map(text))
.spacing(40)
};

22
examples/tour/src/main.rs
View file

@ -142,17 +142,17 @@ impl Tour {
}
fn view(&self) -> Element<'_, Message> {
let controls =
row![]
.push_maybe(self.screen.previous().is_some().then(|| {
padded_button("Back")
.on_press(Message::BackPressed)
.style(button::secondary)
}))
.push(horizontal_space())
.push_maybe(self.can_continue().then(|| {
padded_button("Next").on_press(Message::NextPressed)
}));
let controls = row![
self.screen.previous().is_some().then(|| {
padded_button("Back")
.on_press(Message::BackPressed)
.style(button::secondary)
}),
horizontal_space(),
self.can_continue().then(|| {
padded_button("Next").on_press(Message::NextPressed)
})
];
let screen = match self.screen {
Screen::Welcome => self.welcome(),