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Add Response::on_disabled_hover_text to show tooltip for disabled widgets

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Closes https://github.com/emilk/egui/issues/323
This commit is contained in:
Emil Ernerfeldt 2021-04-22 19:45:42 +02:00
parent 07da54ad08
commit fb6f49024f
2 changed files with 27 additions and 2 deletions
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1
CHANGELOG.md
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@ -22,6 +22,7 @@ NOTE: [`eframe`](eframe/CHANGELOG.md), [`egui_web`](egui_web/CHANGELOG.md) and [
* Fix [defocus-bug on touch screens](https://github.com/emilk/egui/issues/288). * Fix [defocus-bug on touch screens](https://github.com/emilk/egui/issues/288).
* Fix bug with the layout of wide `DragValue`:s. * Fix bug with the layout of wide `DragValue`:s.
## 0.11.0 - 2021-04-05 - Optimization, screen reader & new layout logic ## 0.11.0 - 2021-04-05 - Optimization, screen reader & new layout logic
### Added ⭐ ### Added ⭐

28
egui/src/response.rs
View file

@ -289,7 +289,9 @@ impl Response {
self.changed = true; self.changed = true;
} }
/// Show this UI if the item was hovered (i.e. a tooltip). /// Show this UI if the widget was hovered (i.e. a tooltip).
///
/// The text will not be visible if the widget is not enabled.
/// If you call this multiple times the tooltips will stack underneath the previous ones. /// If you call this multiple times the tooltips will stack underneath the previous ones.
pub fn on_hover_ui(self, add_contents: impl FnOnce(&mut Ui)) -> Self { pub fn on_hover_ui(self, add_contents: impl FnOnce(&mut Ui)) -> Self {
if self.should_show_hover_ui() { if self.should_show_hover_ui() {
@ -303,6 +305,19 @@ impl Response {
self self
} }
/// Show this UI when hovering if the widget is disabled.
pub fn on_disabled_hover_ui(self, add_contents: impl FnOnce(&mut Ui)) -> Self {
if !self.enabled && self.ctx.rect_contains_pointer(self.layer_id, self.rect) {
crate::containers::show_tooltip_under(
&self.ctx,
self.id.with("__tooltip"),
&self.rect,
add_contents,
);
}
self
}
/// Like `on_hover_ui`, but show the ui next to cursor. /// Like `on_hover_ui`, but show the ui next to cursor.
pub fn on_hover_ui_at_pointer(self, add_contents: impl FnOnce(&mut Ui)) -> Self { pub fn on_hover_ui_at_pointer(self, add_contents: impl FnOnce(&mut Ui)) -> Self {
if self.should_show_hover_ui() { if self.should_show_hover_ui() {
@ -337,7 +352,9 @@ impl Response {
} }
} }
/// Show this text if the item was hovered (i.e. a tooltip). /// Show this text if the widget was hovered (i.e. a tooltip).
///
/// The text will not be visible if the widget is not enabled.
/// If you call this multiple times the tooltips will stack underneath the previous ones. /// If you call this multiple times the tooltips will stack underneath the previous ones.
pub fn on_hover_text(self, text: impl Into<String>) -> Self { pub fn on_hover_text(self, text: impl Into<String>) -> Self {
self.on_hover_ui(|ui| { self.on_hover_ui(|ui| {
@ -345,6 +362,13 @@ impl Response {
}) })
} }
/// Show this text when hovering if the widget is disabled.
pub fn on_disabled_hover_text(self, text: impl Into<String>) -> Self {
self.on_disabled_hover_ui(|ui| {
ui.add(crate::widgets::Label::new(text));
})
}
#[deprecated = "Deprecated 2020-10-01: use `on_hover_text` instead."] #[deprecated = "Deprecated 2020-10-01: use `on_hover_text` instead."]
pub fn tooltip_text(self, text: impl Into<String>) -> Self { pub fn tooltip_text(self, text: impl Into<String>) -> Self {
self.on_hover_text(text) self.on_hover_text(text)