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-rw-r--r--native/src/widget/column.rs113
1 files changed, 108 insertions, 5 deletions
diff --git a/native/src/widget/column.rs b/native/src/widget/column.rs
index 7e7156a0..8d98795c 100644
--- a/native/src/widget/column.rs
+++ b/native/src/widget/column.rs
@@ -1,10 +1,113 @@
use std::hash::Hash;
-use crate::{layout, Element, Event, Hasher, Layout, Length, Point, Widget};
+use crate::{
+ layout, Align, Element, Event, Hasher, Layout, Length, Point, Widget,
+};
+
+use std::u32;
/// A container that distributes its contents vertically.
-pub type Column<'a, Message, Renderer> =
- iced_core::Column<Element<'a, Message, Renderer>>;
+///
+/// A [`Column`] will try to fill the horizontal space of its container.
+///
+/// [`Column`]: struct.Column.html
+pub struct Column<'a, Message, Renderer> {
+ spacing: u16,
+ padding: u16,
+ width: Length,
+ height: Length,
+ max_width: u32,
+ max_height: u32,
+ align_items: Align,
+ children: Vec<Element<'a, Message, Renderer>>,
+}
+
+impl<'a, Message, Renderer> Column<'a, Message, Renderer> {
+ /// Creates an empty [`Column`].
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn new() -> Self {
+ Column {
+ spacing: 0,
+ padding: 0,
+ width: Length::Fill,
+ height: Length::Shrink,
+ max_width: u32::MAX,
+ max_height: u32::MAX,
+ align_items: Align::Start,
+ children: Vec::new(),
+ }
+ }
+
+ /// Sets the vertical spacing _between_ elements.
+ ///
+ /// Custom margins per element do not exist in Iced. You should use this
+ /// method instead! While less flexible, it helps you keep spacing between
+ /// elements consistent.
+ pub fn spacing(mut self, units: u16) -> Self {
+ self.spacing = units;
+ self
+ }
+
+ /// Sets the padding of the [`Column`].
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn padding(mut self, units: u16) -> Self {
+ self.padding = units;
+ self
+ }
+
+ /// Sets the width of the [`Column`].
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn width(mut self, width: Length) -> Self {
+ self.width = width;
+ self
+ }
+
+ /// Sets the height of the [`Column`].
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn height(mut self, height: Length) -> Self {
+ self.height = height;
+ self
+ }
+
+ /// Sets the maximum width of the [`Column`].
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn max_width(mut self, max_width: u32) -> Self {
+ self.max_width = max_width;
+ self
+ }
+
+ /// Sets the maximum height of the [`Column`] in pixels.
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn max_height(mut self, max_height: u32) -> Self {
+ self.max_height = max_height;
+ self
+ }
+
+ /// Sets the horizontal alignment of the contents of the [`Column`] .
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn align_items(mut self, align: Align) -> Self {
+ self.align_items = align;
+ self
+ }
+
+ /// Adds an element to the [`Column`].
+ ///
+ /// [`Column`]: struct.Column.html
+ pub fn push<E>(mut self, child: E) -> Self
+ where
+ E: Into<Element<'a, Message, Renderer>>,
+ {
+ self.children.push(child.into());
+ self
+ }
+}
impl<'a, Message, Renderer> Widget<Message, Renderer>
for Column<'a, Message, Renderer>
@@ -64,7 +167,7 @@ where
layout: Layout<'_>,
cursor_position: Point,
) -> Renderer::Output {
- renderer.draw(&self, layout, cursor_position)
+ renderer.draw(&self.children, layout, cursor_position)
}
fn hash_layout(&self, state: &mut Hasher) {
@@ -85,7 +188,7 @@ where
pub trait Renderer: crate::Renderer + Sized {
fn draw<Message>(
&mut self,
- row: &Column<'_, Message, Self>,
+ content: &[Element<'_, Message, Self>],
layout: Layout<'_>,
cursor_position: Point,
) -> Self::Output;