Struct cursive::views::TextArea [−][src]
pub struct TextArea { /* fields omitted */ }
Multi-lines text editor.
A TextArea
will attempt to grow vertically and horizontally
dependent on the content. Wrap it in a BoxView
to
constrain its size.
Methods
impl TextArea
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impl TextArea
pub fn new() -> Self
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pub fn new() -> Self
Creates a new, empty TextArea.
pub fn get_content(&self) -> &str
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pub fn get_content(&self) -> &str
Retrieves the content of the view.
pub fn cursor(&self) -> usize
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pub fn cursor(&self) -> usize
Returns the position of the cursor in the content string.
pub fn set_cursor(&mut self, cursor: usize)
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pub fn set_cursor(&mut self, cursor: usize)
Moves the cursor to the given position.
Panics
This method panics if cursor
is not the beginning of a character in
the content string.
pub fn set_content<S: Into<String>>(&mut self, content: S)
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pub fn set_content<S: Into<String>>(&mut self, content: S)
Sets the content of the view.
pub fn content<S: Into<String>>(self, content: S) -> Self
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pub fn content<S: Into<String>>(self, content: S) -> Self
Sets the content of the view.
Chainable variant.
pub fn disable(&mut self)
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pub fn disable(&mut self)
Disables this view.
A disabled view cannot be selected.
pub fn disabled(self) -> Self
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pub fn disabled(self) -> Self
Disables this view.
Chainable variant.
pub fn enable(&mut self)
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pub fn enable(&mut self)
Re-enables this view.
pub fn enabled(self) -> Self
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pub fn enabled(self) -> Self
Re-enables this view.
Chainable variant.
pub fn is_enabled(&self) -> bool
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pub fn is_enabled(&self) -> bool
Returns true
if this view is enabled.
Trait Implementations
impl Default for TextArea
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impl Default for TextArea
impl View for TextArea
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impl View for TextArea
fn required_size(&mut self, constraint: Vec2) -> Vec2
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fn required_size(&mut self, constraint: Vec2) -> Vec2
Returns the minimum size the view requires with the given restrictions. Read more
fn draw(&self, printer: &Printer)
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fn draw(&self, printer: &Printer)
Draws the view with the given printer (includes bounds) and focus. Read more
fn on_event(&mut self, event: Event) -> EventResult
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fn on_event(&mut self, event: Event) -> EventResult
Called when an event is received (key press, mouse event, ...). Read more
fn take_focus(&mut self, _: Direction) -> bool
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fn take_focus(&mut self, _: Direction) -> bool
This view is offered focus. Will it take it? Read more
fn layout(&mut self, size: Vec2)
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fn layout(&mut self, size: Vec2)
Called once the size for this view has been decided. Read more
fn important_area(&self, _: Vec2) -> Rect
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fn important_area(&self, _: Vec2) -> Rect
What part of the view is important and should be visible? Read more
fn needs_relayout(&self) -> bool
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fn needs_relayout(&self) -> bool
Returns true
if the view content changed since last layout phase. Read more
fn call_on_any<'a>(&mut self, _: &Selector, _: AnyCb<'a>)
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fn call_on_any<'a>(&mut self, _: &Selector, _: AnyCb<'a>)
Runs a closure on the view identified by the given selector. Read more
fn focus_view(&mut self, &Selector) -> Result<(), ()>
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fn focus_view(&mut self, &Selector) -> Result<(), ()>
Moves the focus to the view identified by the given selector. Read more