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Implement clipboard support and select motions in textboxes
Closes #21.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| use std::cell::RefCell; | ||
| use std::rc::Rc; | ||
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| use arboard::Clipboard; | ||
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| #[derive(Clone)] | ||
| pub struct ClipboardHolder { | ||
| inner: Option<Rc<RefCell<Clipboard>>>, | ||
| } | ||
|
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| impl ClipboardHolder { | ||
| pub fn new() -> Self { | ||
| let inner = match Clipboard::new() { | ||
| Ok(c) => Some(Rc::new(RefCell::new(c))), | ||
| Err(err) => { | ||
| log::error!("Failed to open clipboard: {err:?}"); | ||
| None | ||
| } | ||
| }; | ||
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| Self { inner } | ||
| } | ||
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| pub fn copy(&self, text: &str) { | ||
| self.operate(|clipboard| { | ||
| clipboard.set_text(text)?; | ||
| Ok(()) | ||
| }); | ||
| } | ||
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| pub fn paste(&self) -> Option<String> { | ||
| self.operate(|clipboard| clipboard.get_text()) | ||
| } | ||
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| pub fn dispose(&mut self) { | ||
| // Clipboard must be explicitly dropped when the program terminates, so | ||
| // we take it here to drop it. | ||
| let _ = self.inner.take(); | ||
| } | ||
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| fn operate<T>( | ||
| &self, | ||
| callback: impl FnOnce(&mut Clipboard) -> Result<T, arboard::Error>, | ||
| ) -> Option<T> { | ||
| let inner = self.inner.as_ref().map(|inner| inner.borrow_mut()); | ||
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| match inner { | ||
| Some(mut clipboard) => match callback(&mut *clipboard) { | ||
| Ok(v) => Some(v), | ||
| Err(err) => { | ||
| log::error!("Failed to operate on clipboard: {err:?}"); | ||
| None | ||
| } | ||
| }, | ||
| None => { | ||
| log::error!("Failed to operate on clipboard: clipboard failed to open"); | ||
| None | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| impl Default for ClipboardHolder { | ||
| fn default() -> Self { | ||
| Self::new() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
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@@ -9,6 +9,7 @@ mod ignore_debug; | |
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| pub mod util; | ||
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| pub mod clipboard; | ||
| pub mod colors; | ||
| pub mod font; | ||
| pub mod shapes; | ||
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