Improve the TextEntry field #178
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@ -17,7 +17,7 @@ You should have received a copy of the GNU General Public License along with Fit
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// use chrono::NaiveDate;
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// use ft_core::TraxRecord;
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use crate::{
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components::{steps_editor, weight_editor, ActionGroup, Steps, WeightLabel},
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components::{steps_editor, weight_field, ActionGroup, Steps, WeightLabel},
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view_models::DayDetailViewModel,
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};
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use glib::Object;
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@ -283,10 +283,11 @@ impl DayEdit {
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.orientation(gtk::Orientation::Horizontal)
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.build();
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top_row.append(
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&weight_editor(view_model.weight(), {
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&weight_field(view_model.weight(), {
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let view_model = view_model.clone();
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move |w| {
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view_model.set_weight(w);
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move |w| match w {
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Some(w) => view_model.set_weight(w),
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None => eprintln!("have not implemented record delete"),
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}
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})
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.widget(),
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@ -295,7 +296,10 @@ impl DayEdit {
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top_row.append(
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&steps_editor(view_model.steps(), {
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let view_model = view_model.clone();
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move |s| view_model.set_steps(s)
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move |s| match s {
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Some(s) => view_model.set_steps(s),
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None => eprintln!("have not implemented record delete"),
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}
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})
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.widget(),
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);
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@ -27,13 +27,13 @@ mod steps;
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pub use steps::{steps_editor, Steps};
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mod text_entry;
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pub use text_entry::TextEntry;
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pub use text_entry::{weight_field, TextEntry};
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mod time_distance;
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pub use time_distance::TimeDistanceView;
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mod weight;
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pub use weight::{weight_editor, WeightLabel};
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pub use weight::WeightLabel;
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use glib::Object;
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use gtk::{prelude::*, subclass::prelude::*};
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@ -44,18 +44,13 @@ impl Steps {
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pub fn steps_editor<OnUpdate>(value: Option<u32>, on_update: OnUpdate) -> TextEntry<u32>
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where
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OnUpdate: Fn(u32) + 'static,
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OnUpdate: Fn(Option<u32>) + 'static,
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{
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TextEntry::new(
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"0",
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value,
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|v| format!("{}", v),
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move |v| match v.parse::<u32>() {
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Ok(val) => {
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on_update(val);
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Ok(val)
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}
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Err(_) => Err(ParseError),
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},
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move |v| v.parse::<u32>().map_err(|_| ParseError),
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on_update,
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)
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}
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@ -14,20 +14,22 @@ General Public License for more details.
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You should have received a copy of the GNU General Public License along with FitnessTrax. If not, see <https://www.gnu.org/licenses/>.
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*/
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use crate::types::ParseError;
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use crate::types::{
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DistanceFormatter, DurationFormatter, FormatOption, ParseError, TimeFormatter, WeightFormatter,
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};
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use gtk::prelude::*;
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use std::{cell::RefCell, rc::Rc};
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type Renderer<T> = dyn Fn(&T) -> String;
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type Parser<T> = dyn Fn(&str) -> Result<T, ParseError>;
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type OnUpdate<T> = dyn Fn(Option<T>);
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#[derive(Clone)]
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pub struct TextEntry<T: Clone + std::fmt::Debug> {
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value: Rc<RefCell<Option<T>>>,
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widget: gtk::Entry,
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#[allow(unused)]
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renderer: Rc<Renderer<T>>,
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parser: Rc<Parser<T>>,
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on_update: Rc<OnUpdate<T>>,
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}
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impl<T: Clone + std::fmt::Debug> std::fmt::Debug for TextEntry<T> {
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@ -42,10 +44,17 @@ impl<T: Clone + std::fmt::Debug> std::fmt::Debug for TextEntry<T> {
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// I do not understand why the data should be 'static.
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impl<T: Clone + std::fmt::Debug + 'static> TextEntry<T> {
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pub fn new<R, V>(placeholder: &str, value: Option<T>, renderer: R, parser: V) -> Self
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pub fn new<R, V, U>(
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placeholder: &str,
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value: Option<T>,
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renderer: R,
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parser: V,
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on_update: U,
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) -> Self
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where
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R: Fn(&T) -> String + 'static,
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V: Fn(&str) -> Result<T, ParseError> + 'static,
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U: Fn(Option<T>) + 'static,
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{
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let widget = gtk::Entry::builder().placeholder_text(placeholder).build();
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if let Some(ref v) = value {
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@ -55,8 +64,8 @@ impl<T: Clone + std::fmt::Debug + 'static> TextEntry<T> {
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let s = Self {
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value: Rc::new(RefCell::new(value)),
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widget,
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renderer: Rc::new(renderer),
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parser: Rc::new(parser),
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on_update: Rc::new(on_update),
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};
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s.widget.buffer().connect_text_notify({
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@ -71,12 +80,14 @@ impl<T: Clone + std::fmt::Debug + 'static> TextEntry<T> {
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if buffer.text().is_empty() {
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*self.value.borrow_mut() = None;
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self.widget.remove_css_class("error");
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(self.on_update)(None);
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return;
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}
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match (self.parser)(buffer.text().as_str()) {
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Ok(v) => {
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*self.value.borrow_mut() = Some(v);
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*self.value.borrow_mut() = Some(v.clone());
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self.widget.remove_css_class("error");
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(self.on_update)(Some(v));
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}
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// need to change the border to provide a visual indicator of an error
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Err(_) => {
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@ -85,25 +96,147 @@ impl<T: Clone + std::fmt::Debug + 'static> TextEntry<T> {
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}
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}
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#[allow(unused)]
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pub fn value(&self) -> Option<T> {
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let v = self.value.borrow().clone();
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self.value.borrow().clone()
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}
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pub fn set_value(&self, value: Option<T>) {
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if let Some(ref v) = value {
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self.widget.set_text(&(self.renderer)(v))
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}
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*self.value.borrow_mut() = value;
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}
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#[allow(unused)]
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pub fn grab_focus(&self) {
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self.widget.grab_focus();
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}
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pub fn widget(&self) -> gtk::Widget {
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self.widget.clone().upcast::<gtk::Widget>()
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}
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#[cfg(test)]
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fn has_parse_error(&self) -> bool {
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self.widget.has_css_class("error")
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}
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}
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pub fn time_field<OnUpdate>(
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value: Option<TimeFormatter>,
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on_update: OnUpdate,
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) -> TextEntry<TimeFormatter>
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where
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OnUpdate: Fn(Option<TimeFormatter>) + 'static,
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{
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TextEntry::new(
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"HH:MM",
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value,
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|val| val.format(FormatOption::Abbreviated),
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TimeFormatter::parse,
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on_update,
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)
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}
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pub fn distance_field<OnUpdate>(
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value: Option<DistanceFormatter>,
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on_update: OnUpdate,
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) -> TextEntry<DistanceFormatter>
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where
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OnUpdate: Fn(Option<DistanceFormatter>) + 'static,
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{
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TextEntry::new(
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"0 km",
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value,
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|val| val.format(FormatOption::Abbreviated),
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DistanceFormatter::parse,
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on_update,
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)
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}
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pub fn duration_field<OnUpdate>(
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value: Option<DurationFormatter>,
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on_update: OnUpdate,
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) -> TextEntry<DurationFormatter>
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where
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OnUpdate: Fn(Option<DurationFormatter>) + 'static,
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{
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TextEntry::new(
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"0 m",
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value,
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|val| val.format(FormatOption::Abbreviated),
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DurationFormatter::parse,
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on_update,
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)
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}
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pub fn weight_field<OnUpdate>(
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weight: Option<WeightFormatter>,
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on_update: OnUpdate,
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) -> TextEntry<WeightFormatter>
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where
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OnUpdate: Fn(Option<WeightFormatter>) + 'static,
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{
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TextEntry::new(
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"0 kg",
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weight,
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|val| val.format(FormatOption::Abbreviated),
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WeightFormatter::parse,
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on_update,
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)
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}
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#[cfg(test)]
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mod test {
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use super::*;
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use crate::gtk_init::gtk_init;
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fn setup_u32_entry() -> (Rc<RefCell<Option<u32>>>, TextEntry<u32>) {
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let current_value = Rc::new(RefCell::new(None));
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let entry = TextEntry::new(
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"step count",
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None,
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|steps| format!("{}", steps),
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|v| v.parse::<u32>().map_err(|_| ParseError),
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{
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let current_value = current_value.clone();
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move |v| *current_value.borrow_mut() = v
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},
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);
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(current_value, entry)
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}
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#[test]
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fn it_responds_to_field_changes() {
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gtk_init();
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let (current_value, entry) = setup_u32_entry();
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let buffer = entry.widget.buffer();
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buffer.set_text("1");
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assert_eq!(*current_value.borrow(), Some(1));
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buffer.set_text("15");
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assert_eq!(*current_value.borrow(), Some(15));
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}
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#[test]
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fn it_preserves_last_value_in_parse_error() {
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crate::gtk_init::gtk_init();
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let (current_value, entry) = setup_u32_entry();
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let buffer = entry.widget.buffer();
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buffer.set_text("1");
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assert_eq!(*current_value.borrow(), Some(1));
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buffer.set_text("a5");
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assert_eq!(*current_value.borrow(), Some(1));
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assert!(entry.has_parse_error());
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}
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#[test]
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fn it_update_on_empty_strings() {
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gtk_init();
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let (current_value, entry) = setup_u32_entry();
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let buffer = entry.widget.buffer();
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buffer.set_text("1");
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assert_eq!(*current_value.borrow(), Some(1));
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buffer.set_text("");
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assert_eq!(*current_value.borrow(), None);
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buffer.set_text("1");
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assert_eq!(*current_value.borrow(), Some(1));
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buffer.set_text("1a");
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assert_eq!(*current_value.borrow(), Some(1));
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assert!(entry.has_parse_error());
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buffer.set_text("");
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assert_eq!(*current_value.borrow(), None);
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assert!(!entry.has_parse_error());
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}
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}
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@ -43,27 +43,3 @@ impl WeightLabel {
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self.label.clone().upcast()
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}
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}
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pub fn weight_editor<OnUpdate>(
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weight: Option<WeightFormatter>,
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on_update: OnUpdate,
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) -> TextEntry<WeightFormatter>
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where
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OnUpdate: Fn(WeightFormatter) + 'static,
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{
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TextEntry::new(
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"0 kg",
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weight,
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|val: &WeightFormatter| val.format(FormatOption::Abbreviated),
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move |v: &str| {
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let new_weight = WeightFormatter::parse(v);
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match new_weight {
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Ok(w) => {
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on_update(w);
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Ok(w)
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}
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Err(err) => Err(err),
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}
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},
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)
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}
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|
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@ -0,0 +1,10 @@
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use std::sync::Once;
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static INITIALIZED: Once = Once::new();
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pub fn gtk_init() {
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INITIALIZED.call_once(|| {
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eprintln!("initializing GTK");
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let _ = gtk::init();
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});
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}
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@ -17,6 +17,8 @@ You should have received a copy of the GNU General Public License along with Fit
|
|||
mod app;
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mod app_window;
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mod components;
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#[cfg(test)]
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mod gtk_init;
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mod types;
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mod view_models;
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mod views;
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|
|
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@ -60,7 +60,7 @@ pub enum FormatOption {
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pub struct TimeFormatter(chrono::NaiveTime);
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impl TimeFormatter {
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fn format(&self, option: FormatOption) -> String {
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pub fn format(&self, option: FormatOption) -> String {
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match option {
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FormatOption::Abbreviated => self.0.format("%H:%M"),
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FormatOption::Full => self.0.format("%H:%M:%S"),
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|
@ -68,7 +68,7 @@ impl TimeFormatter {
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.to_string()
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}
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fn parse(s: &str) -> Result<TimeFormatter, ParseError> {
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pub fn parse(s: &str) -> Result<TimeFormatter, ParseError> {
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let parts = s
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.split(':')
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.map(|part| part.parse::<u32>().map_err(|_| ParseError))
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|
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