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author | 2019-11-11 05:26:08 +0100 | |
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committer | 2019-11-11 05:26:08 +0100 | |
commit | ceb02f4a36769c488c2525db2fb73f092a6c2706 (patch) | |
tree | d7a43c6b9444fb3079501e49ca1f80e31f1b4740 | |
parent | bfe19193b95e9d1be0694bbc6a96e20a9aefdc09 (diff) | |
download | iced-ceb02f4a36769c488c2525db2fb73f092a6c2706.tar.gz iced-ceb02f4a36769c488c2525db2fb73f092a6c2706.tar.bz2 iced-ceb02f4a36769c488c2525db2fb73f092a6c2706.zip |
Implement `Container` widget
Remove `align_self` and `justify_content` methods
-rw-r--r-- | core/src/align.rs | 3 | ||||
-rw-r--r-- | core/src/justify.rs | 27 | ||||
-rw-r--r-- | core/src/lib.rs | 2 | ||||
-rw-r--r-- | core/src/widget.rs | 2 | ||||
-rw-r--r-- | core/src/widget/button.rs | 16 | ||||
-rw-r--r-- | core/src/widget/column.rs | 26 | ||||
-rw-r--r-- | core/src/widget/container.rs | 94 | ||||
-rw-r--r-- | core/src/widget/image.rs | 14 | ||||
-rw-r--r-- | core/src/widget/row.rs | 26 | ||||
-rw-r--r-- | core/src/widget/scrollable.rs | 17 | ||||
-rw-r--r-- | examples/todos.rs | 7 | ||||
-rw-r--r-- | examples/tour.rs | 58 | ||||
-rw-r--r-- | native/src/layout/flex.rs | 20 | ||||
-rw-r--r-- | native/src/layout/limits.rs | 50 | ||||
-rw-r--r-- | native/src/layout/node.rs | 25 | ||||
-rw-r--r-- | native/src/lib.rs | 2 | ||||
-rw-r--r-- | native/src/widget.rs | 4 | ||||
-rw-r--r-- | native/src/widget/button.rs | 3 | ||||
-rw-r--r-- | native/src/widget/column.rs | 7 | ||||
-rw-r--r-- | native/src/widget/container.rs | 93 | ||||
-rw-r--r-- | native/src/widget/image.rs | 1 | ||||
-rw-r--r-- | native/src/widget/row.rs | 3 | ||||
-rw-r--r-- | native/src/widget/scrollable.rs | 1 | ||||
-rw-r--r-- | src/winit.rs | 4 | ||||
-rw-r--r-- | winit/src/application.rs | 10 |
25 files changed, 310 insertions, 205 deletions
diff --git a/core/src/align.rs b/core/src/align.rs index 5dbd658d..d6915086 100644 --- a/core/src/align.rs +++ b/core/src/align.rs @@ -15,7 +15,4 @@ pub enum Align { /// Align at the end of the cross axis. End, - - /// Stretch over the cross axis. - Stretch, } diff --git a/core/src/justify.rs b/core/src/justify.rs deleted file mode 100644 index 53aa7319..00000000 --- a/core/src/justify.rs +++ /dev/null @@ -1,27 +0,0 @@ -/// Distribution on the main axis of a container. -/// -/// * On a [`Column`], it describes __vertical__ distribution. -/// * On a [`Row`], it describes __horizontal__ distribution. -/// -/// [`Column`]: widget/struct.Column.html -/// [`Row`]: widget/struct.Row.html -#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)] -pub enum Justify { - /// Place items at the start of the main axis. - Start, - - /// Place items at the center of the main axis. - Center, - - /// Place items at the end of the main axis. - End, - - /// Place items with space between. - SpaceBetween, - - /// Place items with space around. - SpaceAround, - - /// Place items with evenly distributed space. - SpaceEvenly, -} diff --git a/core/src/lib.rs b/core/src/lib.rs index 877a8f85..ab43ab94 100644 --- a/core/src/lib.rs +++ b/core/src/lib.rs @@ -3,7 +3,6 @@ pub mod widget; mod align; mod background; mod color; -mod justify; mod length; mod point; mod rectangle; @@ -12,7 +11,6 @@ mod vector; pub use align::Align; pub use background::Background; pub use color::Color; -pub use justify::Justify; pub use length::Length; pub use point::Point; pub use rectangle::Rectangle; diff --git a/core/src/widget.rs b/core/src/widget.rs index 41c4c6a8..9e629e4f 100644 --- a/core/src/widget.rs +++ b/core/src/widget.rs @@ -9,6 +9,7 @@ //! ``` mod checkbox; mod column; +mod container; mod image; mod radio; mod row; @@ -32,6 +33,7 @@ pub use text_input::TextInput; pub use checkbox::Checkbox; pub use column::Column; +pub use container::Container; pub use image::Image; pub use radio::Radio; pub use row::Row; diff --git a/core/src/widget/button.rs b/core/src/widget/button.rs index a57f2dd8..9cf20071 100644 --- a/core/src/widget/button.rs +++ b/core/src/widget/button.rs @@ -5,7 +5,7 @@ //! [`Button`]: struct.Button.html //! [`State`]: struct.State.html -use crate::{Align, Background, Length}; +use crate::{Background, Length}; /// A generic widget that produces a message when clicked. pub struct Button<'a, Message, Element> { @@ -24,8 +24,6 @@ pub struct Button<'a, Message, Element> { pub background: Option<Background>, pub border_radius: u16, - - pub align_self: Option<Align>, } impl<'a, Message, Element> std::fmt::Debug for Button<'a, Message, Element> @@ -57,7 +55,6 @@ impl<'a, Message, Element> Button<'a, Message, Element> { padding: 0, background: None, border_radius: 0, - align_self: None, } } @@ -84,17 +81,6 @@ impl<'a, Message, Element> Button<'a, Message, Element> { self } - /// Sets the alignment of the [`Button`] itself. - /// - /// This is useful if you want to override the default alignment given by - /// the parent container. - /// - /// [`Button`]: struct.Button.html - pub fn align_self(mut self, align: Align) -> Self { - self.align_self = Some(align); - self - } - /// Sets the message that will be produced when the [`Button`] is pressed. /// /// [`Button`]: struct.Button.html diff --git a/core/src/widget/column.rs b/core/src/widget/column.rs index f0c47f50..4a97ad98 100644 --- a/core/src/widget/column.rs +++ b/core/src/widget/column.rs @@ -1,4 +1,4 @@ -use crate::{Align, Justify, Length}; +use crate::{Align, Length}; use std::u32; @@ -14,9 +14,7 @@ pub struct Column<Element> { pub height: Length, pub max_width: u32, pub max_height: u32, - pub align_self: Option<Align>, pub align_items: Align, - pub justify_content: Justify, pub children: Vec<Element>, } @@ -32,9 +30,7 @@ impl<Element> Column<Element> { height: Length::Shrink, max_width: u32::MAX, max_height: u32::MAX, - align_self: None, align_items: Align::Start, - justify_content: Justify::Start, children: Vec::new(), } } @@ -89,17 +85,6 @@ impl<Element> Column<Element> { self } - /// Sets the alignment of the [`Column`] itself. - /// - /// This is useful if you want to override the default alignment given by - /// the parent container. - /// - /// [`Column`]: struct.Column.html - pub fn align_self(mut self, align: Align) -> Self { - self.align_self = Some(align); - self - } - /// Sets the horizontal alignment of the contents of the [`Column`] . /// /// [`Column`]: struct.Column.html @@ -108,15 +93,6 @@ impl<Element> Column<Element> { self } - /// Sets the vertical distribution strategy for the contents of the - /// [`Column`] . - /// - /// [`Column`]: struct.Column.html - pub fn justify_content(mut self, justify: Justify) -> Self { - self.justify_content = justify; - self - } - /// Adds an element to the [`Column`]. /// /// [`Column`]: struct.Column.html diff --git a/core/src/widget/container.rs b/core/src/widget/container.rs new file mode 100644 index 00000000..dc1aab08 --- /dev/null +++ b/core/src/widget/container.rs @@ -0,0 +1,94 @@ +use crate::{Align, Length}; + +use std::u32; + +#[derive(Debug)] +pub struct Container<Element> { + pub width: Length, + pub height: Length, + pub max_width: u32, + pub max_height: u32, + pub padding: u16, + pub horizontal_alignment: Align, + pub vertical_alignment: Align, + pub content: Element, +} + +impl<Element> Container<Element> { + /// Creates an empty [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn new<T>(content: T) -> Self + where + T: Into<Element>, + { + Container { + width: Length::Shrink, + height: Length::Shrink, + max_width: u32::MAX, + max_height: u32::MAX, + horizontal_alignment: Align::Start, + vertical_alignment: Align::Start, + padding: 0, + content: content.into(), + } + } + + /// Sets the width of the [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn width(mut self, width: Length) -> Self { + self.width = width; + self + } + + /// Sets the height of the [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn height(mut self, height: Length) -> Self { + self.height = height; + self + } + + /// Sets the maximum width of the [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn max_width(mut self, max_width: u32) -> Self { + self.max_width = max_width; + self + } + + /// Sets the maximum height of the [`Container`] in pixels. + /// + /// [`Container`]: struct.Container.html + pub fn max_height(mut self, max_height: u32) -> Self { + self.max_height = max_height; + self + } + + /// Sets the padding of the [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn padding(mut self, units: u16) -> Self { + self.padding = units; + self + } + + /// Centers the contents in the horizontal axis of the [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn center_x(mut self) -> Self { + self.horizontal_alignment = Align::Center; + + self + } + + /// Centers the contents in the vertical axis of the [`Container`]. + /// + /// [`Container`]: struct.Container.html + pub fn center_y(mut self) -> Self { + self.vertical_alignment = Align::Center; + + self + } +} diff --git a/core/src/widget/image.rs b/core/src/widget/image.rs index 6e410dce..7e1b1085 100644 --- a/core/src/widget/image.rs +++ b/core/src/widget/image.rs @@ -24,8 +24,6 @@ pub struct Image { /// The height of the image pub height: Length, - - pub align_self: Option<Align>, } impl Image { @@ -38,7 +36,6 @@ impl Image { clip: None, width: Length::Shrink, height: Length::Shrink, - align_self: None, } } @@ -65,15 +62,4 @@ impl Image { self.height = height; self } - - /// Sets the alignment of the [`Image`] itself. - /// - /// This is useful if you want to override the default alignment given by - /// the parent container. - /// - /// [`Image`]: struct.Image.html - pub fn align_self(mut self, align: Align) -> Self { - self.align_self = Some(align); - self - } } diff --git a/core/src/widget/row.rs b/core/src/widget/row.rs index 10716a7a..3d882b47 100644 --- a/core/src/widget/row.rs +++ b/core/src/widget/row.rs @@ -1,4 +1,4 @@ -use crate::{Align, Justify, Length}; +use crate::{Align, Length}; use std::u32; @@ -14,9 +14,7 @@ pub struct Row<Element> { pub height: Length, pub max_width: u32, pub max_height: u32, - pub align_self: Option<Align>, pub align_items: Align, - pub justify_content: Justify, pub children: Vec<Element>, } @@ -32,9 +30,7 @@ impl<Element> Row<Element> { height: Length::Shrink, max_width: u32::MAX, max_height: u32::MAX, - align_self: None, align_items: Align::Start, - justify_content: Justify::Start, children: Vec::new(), } } @@ -89,17 +85,6 @@ impl<Element> Row<Element> { self } - /// Sets the alignment of the [`Row`] itself. - /// - /// This is useful if you want to override the default alignment given by - /// the parent container. - /// - /// [`Row`]: struct.Row.html - pub fn align_self(mut self, align: Align) -> Self { - self.align_self = Some(align); - self - } - /// Sets the vertical alignment of the contents of the [`Row`] . /// /// [`Row`]: struct.Row.html @@ -108,15 +93,6 @@ impl<Element> Row<Element> { self } - /// Sets the horizontal distribution strategy for the contents of the - /// [`Row`] . - /// - /// [`Row`]: struct.Row.html - pub fn justify_content(mut self, justify: Justify) -> Self { - self.justify_content = justify; - self - } - /// Adds an [`Element`] to the [`Row`]. /// /// [`Element`]: ../struct.Element.html diff --git a/core/src/widget/scrollable.rs b/core/src/widget/scrollable.rs index c5a2fc59..7f2f0e99 100644 --- a/core/src/widget/scrollable.rs +++ b/core/src/widget/scrollable.rs @@ -7,7 +7,6 @@ pub struct Scrollable<'a, Element> { pub state: &'a mut State, pub height: Length, pub max_height: u32, - pub align_self: Option<Align>, pub content: Column<Element>, } @@ -17,7 +16,6 @@ impl<'a, Element> Scrollable<'a, Element> { state, height: Length::Shrink, max_height: u32::MAX, - align_self: None, content: Column::new(), } } @@ -72,17 +70,6 @@ impl<'a, Element> Scrollable<'a, Element> { self } - /// Sets the alignment of the [`Scrollable`] itself. - /// - /// This is useful if you want to override the default alignment given by - /// the parent container. - /// - /// [`Scrollable`]: struct.Scrollable.html - pub fn align_self(mut self, align: Align) -> Self { - self.align_self = Some(align); - self - } - /// Sets the horizontal alignment of the contents of the [`Scrollable`] . /// /// [`Scrollable`]: struct.Scrollable.html @@ -142,9 +129,9 @@ impl State { pub fn offset(&self, bounds: Rectangle, content_bounds: Rectangle) -> u32 { let hidden_content = - (content_bounds.height - bounds.height).round() as u32; + (content_bounds.height - bounds.height).max(0.0).round() as u32; - self.offset.min(hidden_content).max(0) + self.offset.min(hidden_content) } pub fn is_scrollbar_grabbed(&self) -> bool { diff --git a/examples/todos.rs b/examples/todos.rs index 4caad949..7f37300b 100644 --- a/examples/todos.rs +++ b/examples/todos.rs @@ -1,6 +1,6 @@ use iced::{ - scrollable, text::HorizontalAlignment, text_input, Align, Application, - Checkbox, Color, Column, Element, Scrollable, Text, TextInput, + scrollable, text::HorizontalAlignment, text_input, Application, Checkbox, + Color, Column, Container, Element, Length, Scrollable, Text, TextInput, }; pub fn main() { @@ -78,7 +78,6 @@ impl Application for Todos { let content = Column::new() .max_width(800) - .align_self(Align::Center) .spacing(20) .push(title) .push(input) @@ -86,7 +85,7 @@ impl Application for Todos { Scrollable::new(&mut self.scroll) .padding(40) - .push(content) + .push(Container::new(content).width(Length::Fill).center_x()) .into() } } diff --git a/examples/tour.rs b/examples/tour.rs index 9e93170a..2e60f090 100644 --- a/examples/tour.rs +++ b/examples/tour.rs @@ -1,7 +1,7 @@ use iced::{ button, scrollable, slider, text::HorizontalAlignment, text_input, Align, - Application, Background, Button, Checkbox, Color, Column, Element, Image, - Justify, Length, Radio, Row, Scrollable, Slider, Text, TextInput, + Application, Background, Button, Checkbox, Color, Column, Container, + Element, Image, Length, Radio, Row, Scrollable, Slider, Text, TextInput, }; pub fn main() { @@ -78,7 +78,7 @@ impl Application for Tour { ); } - let element: Element<_> = Column::new() + let content: Element<_> = Column::new() .max_width(540) .spacing(20) .padding(20) @@ -86,20 +86,18 @@ impl Application for Tour { .push(controls) .into(); - let element = if self.debug { - element.explain(Color::BLACK) + let content = if self.debug { + content.explain(Color::BLACK) } else { - element + content }; - Column::new() + let scrollable = Scrollable::new(scroll) + .push(Container::new(content).width(Length::Fill).center_x()); + + Container::new(scrollable) .height(Length::Fill) - .justify_content(Justify::Center) - .push( - Scrollable::new(scroll) - .align_items(Align::Center) - .push(element), - ) + .center_y() .into() } } @@ -340,10 +338,7 @@ impl<'a> Step { } fn container(title: &str) -> Column<'a, StepMessage> { - Column::new() - .spacing(20) - .align_items(Align::Stretch) - .push(Text::new(title).size(50)) + Column::new().spacing(20).push(Text::new(title).size(50)) } fn welcome() -> Column<'a, StepMessage> { @@ -646,19 +641,22 @@ impl<'a> Step { } } -fn ferris(width: u16) -> Image { - // This should go away once we unify resource loading on native - // platforms - if cfg!(target_arch = "wasm32") { - Image::new("resources/ferris.png") - } else { - Image::new(format!( - "{}/examples/resources/ferris.png", - env!("CARGO_MANIFEST_DIR") - )) - } - .width(Length::Units(width)) - .align_self(Align::Center) +fn ferris<'a>(width: u16) -> Container<'a, StepMessage> { + Container::new( + // This should go away once we unify resource loading on native + // platforms + if cfg!(target_arch = "wasm32") { + Image::new("resources/ferris.png") + } else { + Image::new(format!( + "{}/examples/resources/ferris.png", + env!("CARGO_MANIFEST_DIR") + )) + } + .width(Length::Units(width)), + ) + .width(Length::Fill) + .center_x() } fn button<'a, Message>( diff --git a/native/src/layout/flex.rs b/native/src/layout/flex.rs index ec3e2d00..7a2b0d70 100644 --- a/native/src/layout/flex.rs +++ b/native/src/layout/flex.rs @@ -17,7 +17,7 @@ // limitations under the License. use crate::{ layout::{Limits, Node}, - Element, Size, + Align, Element, Size, }; #[derive(Debug)] @@ -56,6 +56,7 @@ pub fn resolve<Message, Renderer>( limits: &Limits, padding: f32, spacing: f32, + align_items: Align, children: &[Element<'_, Message, Renderer>], ) -> Node where @@ -66,6 +67,7 @@ where let mut total_non_fill = spacing as f32 * (children.len() as i32 - 1).max(0) as f32; let mut fill_sum = 0; + let mut cross = axis.cross(limits.min()); let mut nodes: Vec<Node> = Vec::with_capacity(children.len()); nodes.resize(children.len(), Node::default()); @@ -81,8 +83,10 @@ where let child_limits = Limits::new(Size::ZERO, limits.max()); let layout = child.layout(renderer, &child_limits); + let size = layout.size(); - total_non_fill += axis.main(layout.size()); + total_non_fill += axis.main(size); + cross = cross.max(axis.cross(size)); nodes[i] = layout; } else { @@ -120,13 +124,13 @@ where ); let layout = child.layout(renderer, &child_limits); + cross = cross.max(axis.cross(layout.size())); nodes[i] = layout; } } let mut main = padding; - let mut cross = axis.cross(limits.min()); for (i, node) in nodes.iter_mut().enumerate() { if i > 0 { @@ -138,10 +142,18 @@ where node.bounds.x = x; node.bounds.y = y; + match axis { + Axis::Horizontal => { + node.align(Align::Start, align_items, Size::new(0.0, cross)); + } + Axis::Vertical => { + node.align(align_items, Align::Start, Size::new(cross, 0.0)); + } + } + let size = node.size(); main += axis.main(size); - cross = cross.max(axis.cross(size)); } let (width, height) = axis.pack(main, cross); diff --git a/native/src/layout/limits.rs b/native/src/layout/limits.rs index e5cee5df..af269acd 100644 --- a/native/src/layout/limits.rs +++ b/native/src/layout/limits.rs @@ -22,6 +22,14 @@ impl Limits { } } + pub fn min(&self) -> Size { + self.min + } + + pub fn max(&self) -> Size { + self.max + } + pub fn width(mut self, width: Length) -> Limits { match width { Length::Shrink => { @@ -85,27 +93,6 @@ impl Limits { self } - pub fn resolve(&self, intrinsic_size: Size) -> Size { - Size::new( - intrinsic_size - .width - .min(self.max.width) - .max(self.fill.width), - intrinsic_size - .height - .min(self.max.height) - .max(self.fill.height), - ) - } - - pub fn min(&self) -> Size { - self.min - } - - pub fn max(&self) -> Size { - self.max - } - pub fn pad(&self, padding: f32) -> Limits { self.shrink(Size::new(padding * 2.0, padding * 2.0)) } @@ -128,4 +115,25 @@ impl Limits { Limits { min, max, fill } } + + pub fn loose(&self) -> Limits { + Limits { + min: Size::ZERO, + max: self.max, + fill: self.fill, + } + } + + pub fn resolve(&self, intrinsic_size: Size) -> Size { + Size::new( + intrinsic_size + .width + .min(self.max.width) + .max(self.fill.width), + intrinsic_size + .height + .min(self.max.height) + .max(self.fill.height), + ) + } } diff --git a/native/src/layout/node.rs b/native/src/layout/node.rs index 7537ad3b..9d8ad57d 100644 --- a/native/src/layout/node.rs +++ b/native/src/layout/node.rs @@ -1,4 +1,4 @@ -use crate::{Rectangle, Size}; +use crate::{Align, Rectangle, Size}; #[derive(Debug, Clone, Default)] pub struct Node { @@ -34,4 +34,27 @@ impl Node { pub fn children(&self) -> &[Node] { &self.children } + + pub fn align( + &mut self, + horizontal_alignment: Align, + vertical_alignment: Align, + space: Size, + ) { + match horizontal_alignment { + Align::Start => {} + Align::Center => { + self.bounds.x += (space.width - self.bounds.width) / 2.0; + } + Align::End => {} + } + + match vertical_alignment { + Align::Start => {} + Align::Center => { + self.bounds.y += (space.height - self.bounds.height) / 2.0; + } + Align::End => {} + } + } } diff --git a/native/src/lib.rs b/native/src/lib.rs index 453a3ad5..d9e8f385 100644 --- a/native/src/lib.rs +++ b/native/src/lib.rs @@ -211,7 +211,7 @@ mod size; mod user_interface; pub use iced_core::{ - Align, Background, Color, Justify, Length, Point, Rectangle, Vector, + Align, Background, Color, Length, Point, Rectangle, Vector, }; pub use element::Element; diff --git a/native/src/widget.rs b/native/src/widget.rs index 2d6d347f..9010b06f 100644 --- a/native/src/widget.rs +++ b/native/src/widget.rs @@ -31,6 +31,8 @@ pub mod slider; pub mod text; pub mod text_input; +mod container; + #[doc(no_inline)] pub use button::Button; #[doc(no_inline)] @@ -38,6 +40,8 @@ pub use checkbox::Checkbox; #[doc(no_inline)] pub use column::Column; #[doc(no_inline)] +pub use container::Container; +#[doc(no_inline)] pub use image::Image; #[doc(no_inline)] pub use radio::Radio; diff --git a/native/src/widget/button.rs b/native/src/widget/button.rs index 980c2aae..15beaeba 100644 --- a/native/src/widget/button.rs +++ b/native/src/widget/button.rs @@ -7,7 +7,7 @@ //! [`Class`]: enum.Class.html use crate::input::{mouse, ButtonState}; -use crate::{layout, Element, Event, Hasher, Layout, Length, Point, Widget}; +use crate::{layout, Element, Event, Hasher, Layout, Point, Widget}; use std::hash::Hash; pub use iced_core::button::State; @@ -78,7 +78,6 @@ where fn hash_layout(&self, state: &mut Hasher) { self.width.hash(state); - self.align_self.hash(state); self.content.hash_layout(state); } } diff --git a/native/src/widget/column.rs b/native/src/widget/column.rs index ed8a2b89..7e7156a0 100644 --- a/native/src/widget/column.rs +++ b/native/src/widget/column.rs @@ -1,8 +1,6 @@ use std::hash::Hash; -use crate::{ - layout, Element, Event, Hasher, Layout, Length, Point, Size, Widget, -}; +use crate::{layout, Element, Event, Hasher, Layout, Length, Point, Widget}; /// A container that distributes its contents vertically. pub type Column<'a, Message, Renderer> = @@ -34,6 +32,7 @@ where &limits, self.padding as f32, self.spacing as f32, + self.align_items, &self.children, ) } @@ -74,9 +73,7 @@ where self.height.hash(state); self.max_width.hash(state); self.max_height.hash(state); - self.align_self.hash(state); self.align_items.hash(state); - self.justify_content.hash(state); self.spacing.hash(state); for child in &self.children { diff --git a/native/src/widget/container.rs b/native/src/widget/container.rs new file mode 100644 index 00000000..bb78a68c --- /dev/null +++ b/native/src/widget/container.rs @@ -0,0 +1,93 @@ +use std::hash::Hash; + +use crate::{ + layout, Element, Event, Hasher, Layout, Length, Point, Size, Widget, +}; + +/// A container that distributes its contents vertically. +pub type Container<'a, Message, Renderer> = + iced_core::Container<Element<'a, Message, Renderer>>; + +impl<'a, Message, Renderer> Widget<Message, Renderer> + for Container<'a, Message, Renderer> +where + Renderer: crate::Renderer, +{ + fn width(&self) -> Length { + self.width + } + + fn layout( + &self, + renderer: &Renderer, + limits: &layout::Limits, + ) -> layout::Node { + let limits = limits + .loose() + .max_width(self.max_width) + .max_height(self.max_height) + .width(self.width) + .height(self.height); + + let mut content = self.content.layout(renderer, &limits); + let size = limits.resolve(content.size()); + + content.align(self.horizontal_alignment, self.vertical_alignment, size); + + layout::Node::with_children(size, vec![content]) + } + + fn on_event( + &mut self, + event: Event, + layout: Layout<'_>, + cursor_position: Point, + messages: &mut Vec<Message>, + renderer: &Renderer, + ) { + self.content.widget.on_event( + event, + layout.children().next().unwrap(), + cursor_position, + messages, + renderer, + ) + } + + fn draw( + &self, + renderer: &mut Renderer, + layout: Layout<'_>, + cursor_position: Point, + ) -> Renderer::Output { + self.content.draw( + renderer, + layout.children().next().unwrap(), + cursor_position, + ) + } + + fn hash_layout(&self, state: &mut Hasher) { + 0.hash(state); + self.width.hash(state); + self.height.hash(state); + self.max_width.hash(state); + self.max_height.hash(state); + self.padding.hash(state); + + self.content.hash_layout(state); + } +} + +impl<'a, Message, Renderer> From<Container<'a, Message, Renderer>> + for Element<'a, Message, Renderer> +where + Renderer: 'a + crate::Renderer, + Message: 'static, +{ + fn from( + column: Container<'a, Message, Renderer>, + ) -> Element<'a, Message, Renderer> { + Element::new(column) + } +} diff --git a/native/src/widget/image.rs b/native/src/widget/image.rs index abc45d6a..b2541b87 100644 --- a/native/src/widget/image.rs +++ b/native/src/widget/image.rs @@ -30,7 +30,6 @@ where fn hash_layout(&self, state: &mut Hasher) { self.width.hash(state); self.height.hash(state); - self.align_self.hash(state); } } diff --git a/native/src/widget/row.rs b/native/src/widget/row.rs index 7ea54a71..132479fd 100644 --- a/native/src/widget/row.rs +++ b/native/src/widget/row.rs @@ -32,6 +32,7 @@ where &limits, self.padding as f32, self.spacing as f32, + self.align_items, &self.children, ) } @@ -72,9 +73,7 @@ where self.height.hash(state); self.max_width.hash(state); self.max_height.hash(state); - self.align_self.hash(state); self.align_items.hash(state); - self.justify_content.hash(state); self.spacing.hash(state); self.spacing.hash(state); diff --git a/native/src/widget/scrollable.rs b/native/src/widget/scrollable.rs index 775c59db..091dac47 100644 --- a/native/src/widget/scrollable.rs +++ b/native/src/widget/scrollable.rs @@ -168,7 +168,6 @@ where self.height.hash(state); self.max_height.hash(state); - self.align_self.hash(state); self.content.hash_layout(state) } diff --git a/src/winit.rs b/src/winit.rs index 51ae1c1f..6da0cae0 100644 --- a/src/winit.rs +++ b/src/winit.rs @@ -2,11 +2,11 @@ pub use iced_wgpu::{Primitive, Renderer}; pub use iced_winit::{ button, scrollable, slider, text, text_input, winit, Align, Background, - Checkbox, Color, Image, Justify, Length, Radio, Scrollable, Slider, Text, - TextInput, + Checkbox, Color, Image, Length, Radio, Scrollable, Slider, Text, TextInput, }; pub type Element<'a, Message> = iced_winit::Element<'a, Message, Renderer>; +pub type Container<'a, Message> = iced_winit::Container<'a, Message, Renderer>; pub type Row<'a, Message> = iced_winit::Row<'a, Message, Renderer>; pub type Column<'a, Message> = iced_winit::Column<'a, Message, Renderer>; pub type Button<'a, Message> = iced_winit::Button<'a, Message, Renderer>; diff --git a/winit/src/application.rs b/winit/src/application.rs index 4deffecc..fdd659d9 100644 --- a/winit/src/application.rs +++ b/winit/src/application.rs @@ -1,12 +1,13 @@ use crate::{ - column, conversion, + conversion, input::{keyboard, mouse}, renderer::{Target, Windowed}, - Cache, Column, Debug, Element, Event, Length, MouseCursor, UserInterface, + Cache, Container, Debug, Element, Event, Length, MouseCursor, + UserInterface, }; pub trait Application { - type Renderer: Windowed + column::Renderer; + type Renderer: Windowed; type Message: std::fmt::Debug; @@ -282,9 +283,8 @@ where let view = application.view(); debug.view_finished(); - Column::new() + Container::new(view) .width(Length::Units(size.width.round() as u16)) .height(Length::Units(size.height.round() as u16)) - .push(view) .into() } |