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https://github.com/FliegendeWurst/cursive.git
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Add enabled state to Button
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58a04bbb13
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@ -3,6 +3,7 @@ use std::rc::Rc;
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use direction::Direction;
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use theme::ColorStyle;
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use Cursive;
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use With;
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use vec::Vec2;
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use view::View;
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use event::*;
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@ -14,6 +15,7 @@ use unicode_width::UnicodeWidthStr;
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pub struct Button {
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label: String,
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callback: Callback,
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enabled: bool,
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}
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impl Button {
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@ -24,13 +26,46 @@ impl Button {
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Button {
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label: label.to_string(),
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callback: Rc::new(cb),
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enabled: true,
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}
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}
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/// Disables this view.
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///
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/// A disabled view cannot be selected.
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pub fn disable(&mut self) {
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self.enabled = false;
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}
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/// Disables this view.
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///
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/// Chainable variant.
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pub fn disabled(self) -> Self {
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self.with(Self::disable)
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}
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/// Re-enables this view.
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pub fn enable(&mut self) {
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self.enabled = true;
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}
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/// Enable or disable this view.
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pub fn set_enabled(&mut self, enabled: bool) {
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self.enabled = enabled;
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}
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/// Returns `true` if this view is enabled.
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pub fn is_enabled(&self) -> bool {
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self.enabled
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}
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}
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impl View for Button {
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fn draw(&self, printer: &Printer) {
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let style = if !printer.focused {
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let style = if !self.enabled {
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ColorStyle::Secondary
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} else if !printer.focused {
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ColorStyle::Primary
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} else {
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ColorStyle::Highlight
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@ -60,6 +95,6 @@ impl View for Button {
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}
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fn take_focus(&mut self, _: Direction) -> bool {
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true
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self.enabled
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}
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}
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