Struct winsafe::gui::spec::ComboBoxItems

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pub struct ComboBoxItems<'a> { /* private fields */ }
Available on crate feature gui only.
Expand description

Exposes item methods of a ComboBox control.

You cannot directly instantiate this object, it is created internally by the control.

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impl<'a> ComboBoxItems<'a>

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pub fn add(&self, items: &[impl AsRef<str>])

Adds new texts by sending cb::AddString messages.

§Examples
use winsafe::{self as w, prelude::*, gui};

let my_combo: gui::ComboBox; // initialized somewhere

my_combo.items().add(&["John", "Mary"]);
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pub fn count(&self) -> u32

Retrieves the number of items by sending a cb::GetCount message.

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pub fn delete(&self, index: u32)

Deletes the item at the given index by sending a cb::DeleteString message.

§Panics

Panics if the index is invalid.

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pub fn delete_all(&self)

Deletes all items by sending a cb::ResetContent message.

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pub fn iter(&self) -> impl Iterator<Item = String> + 'a

Returns an iterator over the texts.

§Examples
use winsafe::{self as w, prelude::*, gui};

let my_combo: gui::ComboBox; // initialized somewhere

for text in my_combo.items().iter() {
    println!("Text {}", text);
}
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pub fn select(&self, index: Option<u32>)

Sets the currently selected index, or clears it, by sending a cb::SetCurSel message.

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pub fn selected_index(&self) -> Option<u32>

Retrieves the index of the currently selected item, if any, by sending a cb::GetCurSel message.

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pub fn selected_text(&self) -> Option<String>

Retrieves the currently selected text, if any, by calling selected_index and text methods.

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pub fn text(&self, index: u32) -> String

Retrieves the text at the given position, if any, by sending a cb::GetLbText message.

§Panics

Panics if the index is invalid.

Auto Trait Implementations§

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impl<'a> Freeze for ComboBoxItems<'a>

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impl<'a> !RefUnwindSafe for ComboBoxItems<'a>

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impl<'a> !Send for ComboBoxItems<'a>

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impl<'a> !Sync for ComboBoxItems<'a>

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impl<'a> Unpin for ComboBoxItems<'a>

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impl<'a> !UnwindSafe for ComboBoxItems<'a>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.