widgets

packages/tui/src/lib.rs

@@ -28,11 +28,13 @@ mod focus;
 mod hooks;
 mod layout;
 mod node;
+pub mod prelude;
 pub mod query;
 mod render;
 mod style;
 mod style_attributes;
 mod widget;
+mod widgets;
 
 pub use config::*;
 pub use hooks::*;

packages/tui/src/prelude/mod.rs

@@ -0,0 +1 @@
+pub use crate::widgets::*;

packages/tui/src/query.rs

@@ -89,7 +89,7 @@ impl<'a> ElementRef<'a> {
             .ok();
         layout.map(|layout| Layout {
             order: layout.order,
-            size: layout.size.map(|v| layout_to_screen_space(v)),
+            size: layout.size.map(layout_to_screen_space),
             location: Point {
                 x: layout_to_screen_space(layout.location.x),
                 y: layout_to_screen_space(layout.location.y),

packages/tui/src/render.rs

@@ -41,7 +41,7 @@ pub(crate) fn render_vnode(
     let x = layout_to_screen_space(fx).round() as u16;
     let y = layout_to_screen_space(fy).round() as u16;
     let Size { width, height } = *size;
-    let width = layout_to_screen_space(fx + width).round() as u16 + x;
+    let width = layout_to_screen_space(fx + width).round() as u16 - x;
     let height = layout_to_screen_space(fy + height).round() as u16 - y;
 
     match &node.node_data.node_type {

packages/tui/src/widgets/button.rs

@@ -0,0 +1,56 @@
+use std::collections::HashMap;
+
+use dioxus::prelude::*;
+use dioxus_elements::input_data::keyboard_types::Key;
+use dioxus_html as dioxus_elements;
+use dioxus_html::FormData;
+
+#[derive(Props)]
+pub(crate) struct ButtonProps<'a> {
+    #[props(!optional)]
+    raw_onclick: Option<&'a EventHandler<'a, FormData>>,
+    #[props(!optional)]
+    value: Option<&'a str>,
+    #[props(!optional)]
+    width: Option<&'a str>,
+    #[props(!optional)]
+    height: Option<&'a str>,
+}
+
+#[allow(non_snake_case)]
+pub(crate) fn Button<'a>(cx: Scope<'a, ButtonProps>) -> Element<'a> {
+    let state = use_state(cx, || false);
+    let width = cx.props.width.unwrap_or("1px");
+    let height = cx.props.height.unwrap_or("1px");
+
+    let single_char = width == "1px" || height == "1px";
+    let text = if let Some(v) = cx.props.value { v } else { "" };
+    let border_style = if single_char { "none" } else { "solid" };
+    let update = || {
+        let new_state = !state.get();
+        if let Some(callback) = cx.props.raw_onclick {
+            callback.call(FormData {
+                value: text.to_string(),
+                values: HashMap::new(),
+                files: None,
+            });
+        }
+        state.set(new_state);
+    };
+    cx.render(rsx! {
+        div{
+            width: "{width}",
+            height: "{height}",
+            border_style: "{border_style}",
+            onclick: move |_| {
+                update();
+            },
+            onkeydown: move |evt|{
+                if !evt.is_auto_repeating() && match evt.key(){ Key::Character(c) if c == " " =>true, Key::Enter=>true, _=>false }  {
+                    update();
+                }
+            },
+            "{text}"
+        }
+    })
+}

packages/tui/src/widgets/checkbox.rs

@@ -0,0 +1,82 @@
+use std::collections::HashMap;
+
+use dioxus::prelude::*;
+use dioxus_elements::input_data::keyboard_types::Key;
+use dioxus_html as dioxus_elements;
+use dioxus_html::FormData;
+
+#[derive(Props)]
+pub(crate) struct CheckBoxProps<'a> {
+    #[props(!optional)]
+    raw_oninput: Option<&'a EventHandler<'a, FormData>>,
+    #[props(!optional)]
+    value: Option<&'a str>,
+    #[props(!optional)]
+    width: Option<&'a str>,
+    #[props(!optional)]
+    height: Option<&'a str>,
+    #[props(!optional)]
+    checked: Option<&'a str>,
+}
+
+#[allow(non_snake_case)]
+pub(crate) fn CheckBox<'a>(cx: Scope<'a, CheckBoxProps>) -> Element<'a> {
+    let state = use_state(cx, || cx.props.checked.filter(|&c| c == "true").is_some());
+    let width = cx.props.width.unwrap_or("1px");
+    let height = cx.props.height.unwrap_or("1px");
+
+    let single_char = width == "1px" && height == "1px";
+    let text = if single_char {
+        if *state.get() {
+            "☑"
+        } else {
+            "☐"
+        }
+    } else if *state.get() {
+        "✓"
+    } else {
+        " "
+    };
+    let border_style = if width == "1px" || height == "1px" {
+        "none"
+    } else {
+        "solid"
+    };
+    let update = move || {
+        let new_state = !state.get();
+        if let Some(callback) = cx.props.raw_oninput {
+            callback.call(FormData {
+                value: if let Some(value) = &cx.props.value {
+                    if new_state {
+                        value.to_string()
+                    } else {
+                        String::new()
+                    }
+                } else {
+                    "on".to_string()
+                },
+                values: HashMap::new(),
+                files: None,
+            });
+        }
+        state.set(new_state);
+    };
+    cx.render(rsx! {
+        div {
+            width: "{width}",
+            height: "{height}",
+            border_style: "{border_style}",
+            align_items: "center",
+            justify_content: "center",
+            onclick: move |_| {
+                update();
+            },
+            onkeydown: move |evt| {
+                if !evt.is_auto_repeating() && match evt.key(){ Key::Character(c) if c == " " =>true, Key::Enter=>true, _=>false }  {
+                    update();
+                }
+            },
+            "{text}"
+        }
+    })
+}

packages/tui/src/widgets/input.rs

@@ -0,0 +1,102 @@
+use dioxus::prelude::*;
+use dioxus_core::prelude::fc_to_builder;
+use dioxus_html::FormData;
+
+use crate::widgets::button::Button;
+use crate::widgets::checkbox::CheckBox;
+use crate::widgets::number::NumbericInput;
+use crate::widgets::password::Password;
+use crate::widgets::slider::Slider;
+use crate::widgets::textbox::TextBox;
+
+#[derive(Props)]
+pub struct InputProps<'a> {
+    r#type: Option<&'static str>,
+    oninput: Option<EventHandler<'a, FormData>>,
+    onclick: Option<EventHandler<'a, FormData>>,
+    value: Option<&'a str>,
+    size: Option<&'a str>,
+    maxlength: Option<&'a str>,
+    width: Option<&'a str>,
+    height: Option<&'a str>,
+    min: Option<&'a str>,
+    max: Option<&'a str>,
+    step: Option<&'a str>,
+    checked: Option<&'a str>,
+}
+
+#[allow(non_snake_case)]
+pub fn Input<'a>(cx: Scope<'a, InputProps<'a>>) -> Element<'a> {
+    cx.render(match cx.props.r#type {
+        Some("checkbox") => {
+            rsx! {
+                CheckBox{
+                    raw_oninput: cx.props.oninput.as_ref(),
+                    value: cx.props.value,
+                    width: cx.props.width,
+                    height: cx.props.height,
+                    checked: cx.props.checked,
+                }
+            }
+        }
+        Some("range") => {
+            rsx! {
+                Slider{
+                    raw_oninput: cx.props.oninput.as_ref(),
+                    value: cx.props.value,
+                    width: cx.props.width,
+                    height: cx.props.height,
+                    max: cx.props.max,
+                    min: cx.props.min,
+                    step: cx.props.step,
+                }
+            }
+        }
+        Some("button") => {
+            rsx! {
+                Button{
+                    raw_onclick: cx.props.onclick.as_ref(),
+                    value: cx.props.value,
+                    width: cx.props.width,
+                    height: cx.props.height,
+                }
+            }
+        }
+        Some("number") => {
+            rsx! {
+                NumbericInput{
+                    raw_oninput: cx.props.oninput.as_ref(),
+                    value: cx.props.value,
+                    size: cx.props.size,
+                    max_length: cx.props.maxlength,
+                    width: cx.props.width,
+                    height: cx.props.height,
+                }
+            }
+        }
+        Some("password") => {
+            rsx! {
+                Password{
+                    raw_oninput: cx.props.oninput.as_ref(),
+                    value: cx.props.value,
+                    size: cx.props.size,
+                    max_length: cx.props.maxlength,
+                    width: cx.props.width,
+                    height: cx.props.height,
+                }
+            }
+        }
+        _ => {
+            rsx! {
+                TextBox{
+                    raw_oninput: cx.props.oninput.as_ref(),
+                    value: cx.props.value,
+                    size: cx.props.size,
+                    max_length: cx.props.maxlength,
+                    width: cx.props.width,
+                    height: cx.props.height,
+                }
+            }
+        }
+    })
+}

packages/tui/src/widgets/mod.rs

@@ -0,0 +1,18 @@
+mod button;
+mod checkbox;
+mod input;
+mod number;
+mod password;
+mod slider;
+mod textbox;
+
+use dioxus_core::{ElementId, RenderReturn, Scope};
+pub use input::*;
+
+pub(crate) fn get_root_id<T>(cx: Scope<T>) -> Option<ElementId> {
+    if let RenderReturn::Sync(Ok(sync)) = cx.root_node() {
+        sync.root_ids.get(0).map(|id| id.get())
+    } else {
+        None
+    }
+}

packages/tui/src/widgets/number.rs

@@ -0,0 +1,231 @@
+use crate::widgets::get_root_id;
+use crate::widgets::Input;
+use crate::Query;
+use crossterm::{cursor::MoveTo, execute};
+use dioxus::prelude::*;
+use dioxus_core::prelude::fc_to_builder;
+use dioxus_elements::input_data::keyboard_types::Key;
+use dioxus_html as dioxus_elements;
+use dioxus_html::FormData;
+use dioxus_native_core::utils::cursor::{Cursor, Pos};
+use std::{collections::HashMap, io::stdout};
+use taffy::geometry::Point;
+
+#[derive(Props)]
+pub(crate) struct NumbericInputProps<'a> {
+    #[props(!optional)]
+    raw_oninput: Option<&'a EventHandler<'a, FormData>>,
+    #[props(!optional)]
+    value: Option<&'a str>,
+    #[props(!optional)]
+    size: Option<&'a str>,
+    #[props(!optional)]
+    max_length: Option<&'a str>,
+    #[props(!optional)]
+    width: Option<&'a str>,
+    #[props(!optional)]
+    height: Option<&'a str>,
+}
+#[allow(non_snake_case)]
+pub(crate) fn NumbericInput<'a>(cx: Scope<'a, NumbericInputProps>) -> Element<'a> {
+    let tui_query: Query = cx.consume_context().unwrap();
+    let tui_query_clone = tui_query.clone();
+
+    let text_ref = use_ref(cx, || {
+        if let Some(intial_text) = cx.props.value {
+            intial_text.to_string()
+        } else {
+            String::new()
+        }
+    });
+    let cursor = use_ref(cx, Cursor::default);
+    let dragging = use_state(cx, || false);
+
+    let text = text_ref.read().clone();
+    let start_highlight = cursor.read().first().idx(&text);
+    let end_highlight = cursor.read().last().idx(&text);
+    let (text_before_first_cursor, text_after_first_cursor) = text.split_at(start_highlight);
+    let (text_highlighted, text_after_second_cursor) =
+        text_after_first_cursor.split_at(end_highlight - start_highlight);
+
+    let max_len = cx
+        .props
+        .max_length
+        .as_ref()
+        .and_then(|s| s.parse().ok())
+        .unwrap_or(usize::MAX);
+
+    let width = cx
+        .props
+        .width
+        .map(|s| s.to_string())
+        // px is the same as em in tui
+        .or_else(|| cx.props.size.map(|s| s.to_string() + "px"))
+        .unwrap_or_else(|| "10px".to_string());
+    let height = cx.props.height.unwrap_or("3px");
+
+    // don't draw a border unless there is enough space
+    let border = if width
+        .strip_suffix("px")
+        .and_then(|w| w.parse::<i32>().ok())
+        .filter(|w| *w < 3)
+        .is_some()
+        || height
+            .strip_suffix("px")
+            .and_then(|h| h.parse::<i32>().ok())
+            .filter(|h| *h < 3)
+            .is_some()
+    {
+        "none"
+    } else {
+        "solid"
+    };
+
+    let update = |text: String| {
+        if let Some(input_handler) = &cx.props.raw_oninput {
+            input_handler.call(FormData {
+                value: text,
+                values: HashMap::new(),
+                files: None,
+            });
+        }
+    };
+    let increase = move || {
+        let mut text = text_ref.write();
+        *text = (text.parse::<f64>().unwrap_or(0.0) + 1.0).to_string();
+        update(text.clone());
+    };
+    let decrease = move || {
+        let mut text = text_ref.write();
+        *text = (text.parse::<f64>().unwrap_or(0.0) - 1.0).to_string();
+        update(text.clone());
+    };
+
+    render! {
+        div{
+            width: "{width}",
+            height: "{height}",
+            border_style: "{border}",
+
+            onkeydown: move |k| {
+                let is_text = match k.key(){
+                    Key::ArrowLeft | Key::ArrowRight | Key::Backspace => true,
+                    Key::Character(c) if c=="." || c== "-" || c.chars().all(|c|c.is_numeric())=> true,
+                    _  => false,
+                };
+                if is_text{
+                    let mut text = text_ref.write();
+                    cursor.write().handle_input(&k, &mut text, max_len);
+                    update(text.clone());
+
+                    let node = tui_query.get(get_root_id(cx).unwrap());
+                    let Point{ x, y } = node.pos().unwrap();
+
+                    let Pos { col, row } = cursor.read().start;
+                    let (x, y) = (col as u16 + x as u16 + if border == "none" {0} else {1}, row as u16 + y as u16 + if border == "none" {0} else {1});
+                    if let Ok(pos) = crossterm::cursor::position() {
+                        if pos != (x, y){
+                            execute!(stdout(), MoveTo(x, y)).unwrap();
+                        }
+                    }
+                    else{
+                        execute!(stdout(), MoveTo(x, y)).unwrap();
+                    }
+                }
+                else{
+                    match k.key() {
+                        Key::ArrowUp =>{
+                            increase();
+                        }
+                        Key::ArrowDown =>{
+                            decrease();
+                        }
+                        _ => ()
+                    }
+                }
+            },
+            onmousemove: move |evt| {
+                if *dragging.get() {
+                    let offset = evt.data.element_coordinates();
+                    let mut new = Pos::new(offset.x as usize, offset.y as usize);
+                    if border != "none" {
+                        new.col = new.col.saturating_sub(1);
+                    }
+                    // textboxs are only one line tall
+                    new.row = 0;
+
+                    if new != cursor.read().start {
+                        cursor.write().end = Some(new);
+                    }
+                }
+            },
+            onmousedown: move |evt| {
+                let offset = evt.data.element_coordinates();
+                let mut new = Pos::new(offset.x as usize,  offset.y as usize);
+                if border != "none" {
+                    new.col = new.col.saturating_sub(1);
+                }
+                new.row = 0;
+
+                new.realize_col(&text_ref.read());
+                cursor.set(Cursor::from_start(new));
+                dragging.set(true);
+                let node = tui_query_clone.get(get_root_id(cx).unwrap());
+                let Point{ x, y } = node.pos().unwrap();
+
+                let Pos { col, row } = cursor.read().start;
+                let (x, y) = (col as u16 + x as u16 + if border == "none" {0} else {1}, row as u16 + y as u16 + if border == "none" {0} else {1});
+                if let Ok(pos) = crossterm::cursor::position() {
+                    if pos != (x, y){
+                        execute!(stdout(), MoveTo(x, y)).unwrap();
+                    }
+                }
+                else{
+                    execute!(stdout(), MoveTo(x, y)).unwrap();
+                }
+            },
+            onmouseup: move |_| {
+                dragging.set(false);
+            },
+            onmouseleave: move |_| {
+                dragging.set(false);
+            },
+            onmouseenter: move |_| {
+                dragging.set(false);
+            },
+            onfocusout: |_| {
+                execute!(stdout(), MoveTo(0, 1000)).unwrap();
+            },
+
+            "{text_before_first_cursor}"
+
+            span{
+                background_color: "rgba(255, 255, 255, 50%)",
+
+                "{text_highlighted}"
+            }
+
+            "{text_after_second_cursor}"
+
+            div{
+                background_color: "rgba(255, 255, 255, 50%)",
+                color: "black",
+                Input{
+                    r#type: "button",
+                    onclick: move |_| {
+                        decrease();
+                    }
+                    value: "<",
+                }
+                " "
+                Input{
+                    r#type: "button",
+                    onclick: move |_| {
+                        increase();
+                    }
+                    value: ">",
+                }
+            }
+        }
+    }
+}

packages/tui/src/widgets/password.rs

@@ -0,0 +1,187 @@
+use crate::widgets::get_root_id;
+use crate::Query;
+use crossterm::{cursor::*, execute};
+use dioxus::prelude::*;
+use dioxus_elements::input_data::keyboard_types::Key;
+use dioxus_html as dioxus_elements;
+use dioxus_html::FormData;
+use dioxus_native_core::utils::cursor::{Cursor, Pos};
+use std::{collections::HashMap, io::stdout};
+use taffy::geometry::Point;
+
+#[derive(Props)]
+pub(crate) struct PasswordProps<'a> {
+    #[props(!optional)]
+    raw_oninput: Option<&'a EventHandler<'a, FormData>>,
+    #[props(!optional)]
+    value: Option<&'a str>,
+    #[props(!optional)]
+    size: Option<&'a str>,
+    #[props(!optional)]
+    max_length: Option<&'a str>,
+    #[props(!optional)]
+    width: Option<&'a str>,
+    #[props(!optional)]
+    height: Option<&'a str>,
+}
+#[allow(non_snake_case)]
+pub(crate) fn Password<'a>(cx: Scope<'a, PasswordProps>) -> Element<'a> {
+    let tui_query: Query = cx.consume_context().unwrap();
+    let tui_query_clone = tui_query.clone();
+
+    let text_ref = use_ref(cx, || {
+        if let Some(intial_text) = cx.props.value {
+            intial_text.to_string()
+        } else {
+            String::new()
+        }
+    });
+    let cursor = use_ref(cx, Cursor::default);
+    let dragging = use_state(cx, || false);
+
+    let text = text_ref.read().clone();
+    let start_highlight = cursor.read().first().idx(&text);
+    let end_highlight = cursor.read().last().idx(&text);
+    let (text_before_first_cursor, text_after_first_cursor) = text.split_at(start_highlight);
+    let (text_highlighted, text_after_second_cursor) =
+        text_after_first_cursor.split_at(end_highlight - start_highlight);
+
+    let text_before_first_cursor = ".".repeat(text_before_first_cursor.len());
+    let text_highlighted = ".".repeat(text_highlighted.len());
+    let text_after_second_cursor = ".".repeat(text_after_second_cursor.len());
+
+    let max_len = cx
+        .props
+        .max_length
+        .as_ref()
+        .and_then(|s| s.parse().ok())
+        .unwrap_or(usize::MAX);
+
+    let width = cx
+        .props
+        .width
+        .map(|s| s.to_string())
+        // px is the same as em in tui
+        .or_else(|| cx.props.size.map(|s| s.to_string() + "px"))
+        .unwrap_or_else(|| "10px".to_string());
+    let height = cx.props.height.unwrap_or("3px");
+
+    // don't draw a border unless there is enough space
+    let border = if width
+        .strip_suffix("px")
+        .and_then(|w| w.parse::<i32>().ok())
+        .filter(|w| *w < 3)
+        .is_some()
+        || height
+            .strip_suffix("px")
+            .and_then(|h| h.parse::<i32>().ok())
+            .filter(|h| *h < 3)
+            .is_some()
+    {
+        "none"
+    } else {
+        "solid"
+    };
+
+    render! {
+        div{
+            width: "{width}",
+            height: "{height}",
+            border_style: "{border}",
+            align_items: "left",
+
+            onkeydown: move |k| {
+                if k.key()== Key::Enter {
+                    return;
+                }
+                let mut text = text_ref.write();
+                cursor.write().handle_input(&k, &mut text, max_len);
+                if let Some(input_handler) = &cx.props.raw_oninput{
+                    input_handler.call(FormData{
+                        value: text.clone(),
+                        values: HashMap::new(),
+                        files: None
+                    });
+                }
+
+                let node = tui_query.get(get_root_id(cx).unwrap());
+                let Point{ x, y } = node.pos().unwrap();
+
+                let Pos { col, row } = cursor.read().start;
+                let (x, y) = (col as u16 + x as u16 + if border == "none" {0} else {1}, row as u16 + y as u16 + if border == "none" {0} else {1});
+                if let Ok(pos) = crossterm::cursor::position() {
+                    if pos != (x, y){
+                        execute!(stdout(), MoveTo(x, y)).unwrap();
+                    }
+                }
+                else{
+                    execute!(stdout(), MoveTo(x, y)).unwrap();
+                }
+            },
+
+            onmousemove: move |evt| {
+                if *dragging.get() {
+                    let offset = evt.data.element_coordinates();
+                    let mut new = Pos::new(offset.x as usize, offset.y as usize);
+                    if border != "none" {
+                        new.col = new.col.saturating_sub(1);
+                    }
+                    // textboxs are only one line tall
+                    new.row = 0;
+
+                    if new != cursor.read().start {
+                        cursor.write().end = Some(new);
+                    }
+                }
+            },
+            onmousedown: move |evt| {
+                let offset = evt.data.element_coordinates();
+                let mut new = Pos::new(offset.x as usize, offset.y as usize);
+                if border != "none" {
+                    new.col = new.col.saturating_sub(1);
+                }
+                // textboxs are only one line tall
+                new.row = 0;
+
+                new.realize_col(&text_ref.read());
+                cursor.set(Cursor::from_start(new));
+                dragging.set(true);
+                let node = tui_query_clone.get(get_root_id(cx).unwrap());
+                let Point{ x, y } = node.pos().unwrap();
+
+                let Pos { col, row } = cursor.read().start;
+                let (x, y) = (col as u16 + x as u16 + if border == "none" {0} else {1}, row as u16 + y as u16 + if border == "none" {0} else {1});
+                if let Ok(pos) = crossterm::cursor::position() {
+                    if pos != (x, y){
+                        execute!(stdout(), MoveTo(x, y)).unwrap();
+                    }
+                }
+                else{
+                    execute!(stdout(), MoveTo(x, y)).unwrap();
+                }
+            },
+            onmouseup: move |_| {
+                dragging.set(false);
+            },
+            onmouseleave: move |_| {
+                dragging.set(false);
+            },
+            onmouseenter: move |_| {
+                dragging.set(false);
+            },
+            onfocusout: |_| {
+                execute!(stdout(), MoveTo(0, 1000)).unwrap();
+            },
+
+            "{text_before_first_cursor}"
+
+            span{
+                background_color: "rgba(255, 255, 255, 50%)",
+
+                "{text_highlighted}"
+            }
+
+            "{text_after_second_cursor}"
+        }
+    }
+}

packages/tui/src/widgets/slider.rs

@@ -0,0 +1,108 @@
+use std::collections::HashMap;
+
+use crate::widgets::get_root_id;
+use crate::Query;
+use dioxus::prelude::*;
+use dioxus_elements::input_data::keyboard_types::Key;
+use dioxus_html as dioxus_elements;
+use dioxus_html::FormData;
+
+#[derive(Props)]
+pub(crate) struct SliderProps<'a> {
+    #[props(!optional)]
+    raw_oninput: Option<&'a EventHandler<'a, FormData>>,
+    #[props(!optional)]
+    value: Option<&'a str>,
+    #[props(!optional)]
+    width: Option<&'a str>,
+    #[props(!optional)]
+    height: Option<&'a str>,
+    #[props(!optional)]
+    min: Option<&'a str>,
+    #[props(!optional)]
+    max: Option<&'a str>,
+    #[props(!optional)]
+    step: Option<&'a str>,
+}
+
+#[allow(non_snake_case)]
+pub(crate) fn Slider<'a>(cx: Scope<'a, SliderProps>) -> Element<'a> {
+    let tui_query: Query = cx.consume_context().unwrap();
+
+    let value_state = use_state(cx, || 0.0);
+    let value: Option<f32> = cx.props.value.and_then(|v| v.parse().ok());
+    let width = cx.props.width.unwrap_or("20px");
+    let height = cx.props.height.unwrap_or("1px");
+    let min = cx.props.min.and_then(|v| v.parse().ok()).unwrap_or(0.0);
+    let max = cx.props.max.and_then(|v| v.parse().ok()).unwrap_or(100.0);
+    let size = max - min;
+    let step = cx
+        .props
+        .step
+        .and_then(|v| v.parse().ok())
+        .unwrap_or(size / 10.0);
+
+    let current_value = if let Some(value) = value {
+        value
+    } else {
+        *value_state.get()
+    }
+    .max(min)
+    .min(max);
+    let fst_width = 100.0 * (current_value - min) / size;
+    let snd_width = 100.0 * (max - current_value) / size;
+    assert!(fst_width + snd_width > 99.0 && fst_width + snd_width < 101.0);
+
+    let update = |value: String| {
+        if let Some(oninput) = cx.props.raw_oninput {
+            oninput.call(FormData {
+                value,
+                values: HashMap::new(),
+                files: None,
+            });
+        }
+    };
+
+    render! {
+        div{
+            width: "{width}",
+            height: "{height}",
+            display: "flex",
+            flex_direction: "row",
+            onkeydown: move |event| {
+                match event.key() {
+                    Key::ArrowLeft => {
+                        value_state.set((current_value - step).max(min).min(max));
+                        update(value_state.current().to_string());
+                    }
+                    Key::ArrowRight => {
+                        value_state.set((current_value + step).max(min).min(max));
+                        update(value_state.current().to_string());
+                    }
+                    _ => ()
+                }
+            },
+            onmousemove: move |evt| {
+                let mouse = evt.data;
+                if !mouse.held_buttons().is_empty(){
+                    let node = tui_query.get(get_root_id(cx).unwrap());
+                    let width = node.size().unwrap().width;
+                    let offset = mouse.element_coordinates();
+                    value_state.set(min + size*(offset.x as f32) / width as f32);
+                    update(value_state.current().to_string());
+                }
+            },
+            div{
+                width: "{fst_width}%",
+                background_color: "rgba(10,10,10,0.5)",
+            }
+            div{
+                "|"
+            }
+            div{
+                width: "{snd_width}%",
+                background_color: "rgba(10,10,10,0.5)",
+            }
+        }
+    }
+}

packages/tui/src/widgets/textbox.rs

@@ -0,0 +1,185 @@
+use crate::widgets::get_root_id;
+use crate::Query;
+use crossterm::{cursor::*, execute};
+use dioxus::prelude::*;
+use dioxus_elements::input_data::keyboard_types::Key;
+use dioxus_html as dioxus_elements;
+use dioxus_html::FormData;
+use dioxus_native_core::utils::cursor::{Cursor, Pos};
+use std::{collections::HashMap, io::stdout};
+use taffy::geometry::Point;
+
+#[derive(Props)]
+pub(crate) struct TextBoxProps<'a> {
+    #[props(!optional)]
+    raw_oninput: Option<&'a EventHandler<'a, FormData>>,
+    #[props(!optional)]
+    value: Option<&'a str>,
+    #[props(!optional)]
+    size: Option<&'a str>,
+    #[props(!optional)]
+    max_length: Option<&'a str>,
+    #[props(!optional)]
+    width: Option<&'a str>,
+    #[props(!optional)]
+    height: Option<&'a str>,
+}
+#[allow(non_snake_case)]
+pub(crate) fn TextBox<'a>(cx: Scope<'a, TextBoxProps>) -> Element<'a> {
+    let tui_query: Query = cx.consume_context().unwrap();
+    let tui_query_clone = tui_query.clone();
+
+    let text_ref = use_ref(cx, || {
+        if let Some(intial_text) = cx.props.value {
+            intial_text.to_string()
+        } else {
+            String::new()
+        }
+    });
+    let cursor = use_ref(cx, Cursor::default);
+    let dragging = use_state(cx, || false);
+
+    let text = text_ref.read().clone();
+    let start_highlight = cursor.read().first().idx(&text);
+    let end_highlight = cursor.read().last().idx(&text);
+    let (text_before_first_cursor, text_after_first_cursor) = text.split_at(start_highlight);
+    let (text_highlighted, text_after_second_cursor) =
+        text_after_first_cursor.split_at(end_highlight - start_highlight);
+
+    let max_len = cx
+        .props
+        .max_length
+        .as_ref()
+        .and_then(|s| s.parse().ok())
+        .unwrap_or(usize::MAX);
+
+    let width = cx
+        .props
+        .width
+        .map(|s| s.to_string())
+        // px is the same as em in tui
+        .or_else(|| cx.props.size.map(|s| s.to_string() + "px"))
+        .unwrap_or_else(|| "10px".to_string());
+    let height = cx.props.height.unwrap_or("3px");
+
+    // don't draw a border unless there is enough space
+    let border = if width
+        .strip_suffix("px")
+        .and_then(|w| w.parse::<i32>().ok())
+        .filter(|w| *w < 3)
+        .is_some()
+        || height
+            .strip_suffix("px")
+            .and_then(|h| h.parse::<i32>().ok())
+            .filter(|h| *h < 3)
+            .is_some()
+    {
+        "none"
+    } else {
+        "solid"
+    };
+
+    render! {
+        div{
+            width: "{width}",
+            height: "{height}",
+            border_style: "{border}",
+            flex_direction: "row",
+            align_items: "center",
+            justify_content: "center",
+
+            onkeydown: move |k| {
+                if k.key() == Key::Enter {
+                    return;
+                }
+                let mut text = text_ref.write();
+                cursor.write().handle_input(&k, &mut text, max_len);
+                if let Some(input_handler) = &cx.props.raw_oninput{
+                    input_handler.call(FormData{
+                        value: text.clone(),
+                        values: HashMap::new(),
+                        files: None
+                    });
+                }
+
+                let node = tui_query.get(get_root_id(cx).unwrap());
+                let Point{ x, y } = node.pos().unwrap();
+
+                let Pos { col, row } = cursor.read().start;
+                let (x, y) = (col as u16 + x as u16 + if border == "none" {0} else {1}, row as u16 + y as u16 + if border == "none" {0} else {1});
+                if let Ok(pos) = crossterm::cursor::position() {
+                    if pos != (x, y){
+                        execute!(stdout(), MoveTo(x, y)).unwrap();
+                    }
+                }
+                else{
+                    execute!(stdout(), MoveTo(x, y)).unwrap();
+                }
+            },
+
+            onmousemove: move |evt| {
+                if *dragging.get() {
+                    let offset = evt.data.element_coordinates();
+                    let mut new = Pos::new(offset.x as usize, offset.y as usize);
+                    if border != "none" {
+                        new.col = new.col.saturating_sub(1);
+                    }
+                    // textboxs are only one line tall
+                    new.row = 0;
+
+                    if new != cursor.read().start {
+                        cursor.write().end = Some(new);
+                    }
+                }
+            },
+            onmousedown: move |evt| {
+                let offset = evt.data.element_coordinates();
+                let mut new = Pos::new(offset.x as usize, offset.y as usize);
+                if border != "none" {
+                    new.col = new.col.saturating_sub(1);
+                }
+                // textboxs are only one line tall
+                new.row = 0;
+
+                new.realize_col(&text_ref.read());
+                cursor.set(Cursor::from_start(new));
+                dragging.set(true);
+                let node = tui_query_clone.get(get_root_id(cx).unwrap());
+                let Point{ x, y } = node.pos().unwrap();
+
+                let Pos { col, row } = cursor.read().start;
+                let (x, y) = (col as u16 + x as u16 + if border == "none" {0} else {1}, row as u16 + y as u16 + if border == "none" {0} else {1});
+                if let Ok(pos) = crossterm::cursor::position() {
+                    if pos != (x, y){
+                        execute!(stdout(), MoveTo(x, y)).unwrap();
+                    }
+                }
+                else{
+                    execute!(stdout(), MoveTo(x, y)).unwrap();
+                }
+            },
+            onmouseup: move |_| {
+                dragging.set(false);
+            },
+            onmouseleave: move |_| {
+                dragging.set(false);
+            },
+            onmouseenter: move |_| {
+                dragging.set(false);
+            },
+            onfocusout: |_| {
+                execute!(stdout(), MoveTo(0, 1000)).unwrap();
+            },
+
+            "{text_before_first_cursor}"
+
+            span{
+                background_color: "rgba(255, 255, 255, 50%)",
+
+                "{text_highlighted}"
+            }
+
+            "{text_after_second_cursor}"
+        }
+    }
+}