Struct gtk4::builders::DropDownBuilder

pub struct DropDownBuilder { /* private fields */ }

A builder-pattern type to construct DropDown objects.

Implementations

impl DropDownBuilder

pub fn enable_search(self, enable_search: bool) -> Self

Whether to show a search entry in the popup.

Note that search requires expression to be set.

pub fn expression(self, expression: impl AsRef<Expression>) -> Self

An expression to evaluate to obtain strings to match against the search term.

See enable-search for how to enable search. If factory is not set, the expression is also used to bind strings to labels produced by a default factory.

pub fn factory(self, factory: &impl IsA<ListItemFactory>) -> Self

Factory for populating list items.

pub fn header_factory(self, header_factory: &impl IsA<ListItemFactory>) -> Self

Available on crate feature v4_12 only.

The factory for creating header widgets for the popup.

pub fn list_factory(self, list_factory: &impl IsA<ListItemFactory>) -> Self

The factory for populating list items in the popup.

If this is not set, factory is used.

pub fn model(self, model: &impl IsA<ListModel>) -> Self

Model for the displayed items.

pub fn search_match_mode(self, search_match_mode: StringFilterMatchMode) -> Self

Available on crate feature v4_12 only.

The match mode for the search filter.

pub fn selected(self, selected: u32) -> Self

The position of the selected item.

If no item is selected, the property has the value GTK_INVALID_LIST_POSITION.

pub fn show_arrow(self, show_arrow: bool) -> Self

Available on crate feature v4_6 only.

Whether to show an arrow within the GtkDropDown widget.

pub fn can_focus(self, can_focus: bool) -> Self

Whether the widget or any of its descendents can accept the input focus.

This property is meant to be set by widget implementations, typically in their instance init function.

pub fn can_target(self, can_target: bool) -> Self

Whether the widget can receive pointer events.

pub fn css_classes(self, css_classes: impl Into<StrV>) -> Self

A list of css classes applied to this widget.

pub fn css_name(self, css_name: impl Into<GString>) -> Self

The name of this widget in the CSS tree.

This property is meant to be set by widget implementations, typically in their instance init function.

pub fn cursor(self, cursor: &Cursor) -> Self

The cursor used by @widget.

pub fn focus_on_click(self, focus_on_click: bool) -> Self

Whether the widget should grab focus when it is clicked with the mouse.

This property is only relevant for widgets that can take focus.

pub fn focusable(self, focusable: bool) -> Self

Whether this widget itself will accept the input focus.

pub fn halign(self, halign: Align) -> Self

How to distribute horizontal space if widget gets extra space.

pub fn has_tooltip(self, has_tooltip: bool) -> Self

Enables or disables the emission of the ::query-tooltip signal on @widget.

A value of true indicates that @widget can have a tooltip, in this case the widget will be queried using query-tooltip to determine whether it will provide a tooltip or not.

pub fn height_request(self, height_request: i32) -> Self

Override for height request of the widget.

If this is -1, the natural request will be used.

pub fn hexpand(self, hexpand: bool) -> Self

Whether to expand horizontally.

pub fn hexpand_set(self, hexpand_set: bool) -> Self

Whether to use the hexpand property.

pub fn layout_manager(self, layout_manager: &impl IsA<LayoutManager>) -> Self

The LayoutManager instance to use to compute the preferred size of the widget, and allocate its children.

This property is meant to be set by widget implementations, typically in their instance init function.

pub fn margin_bottom(self, margin_bottom: i32) -> Self

Margin on bottom side of widget.

This property adds margin outside of the widget’s normal size request, the margin will be added in addition to the size from WidgetExt::set_size_request() for example.

pub fn margin_end(self, margin_end: i32) -> Self

Margin on end of widget, horizontally.

This property supports left-to-right and right-to-left text directions.

This property adds margin outside of the widget’s normal size request, the margin will be added in addition to the size from WidgetExt::set_size_request() for example.

pub fn margin_start(self, margin_start: i32) -> Self

Margin on start of widget, horizontally.

This property supports left-to-right and right-to-left text directions.

This property adds margin outside of the widget’s normal size request, the margin will be added in addition to the size from WidgetExt::set_size_request() for example.

pub fn margin_top(self, margin_top: i32) -> Self

Margin on top side of widget.

This property adds margin outside of the widget’s normal size request, the margin will be added in addition to the size from WidgetExt::set_size_request() for example.

pub fn name(self, name: impl Into<GString>) -> Self

The name of the widget.

pub fn opacity(self, opacity: f64) -> Self

The requested opacity of the widget.

pub fn overflow(self, overflow: Overflow) -> Self

How content outside the widget’s content area is treated.

This property is meant to be set by widget implementations, typically in their instance init function.

pub fn receives_default(self, receives_default: bool) -> Self

Whether the widget will receive the default action when it is focused.

pub fn sensitive(self, sensitive: bool) -> Self

Whether the widget responds to input.

pub fn tooltip_markup(self, tooltip_markup: impl Into<GString>) -> Self

Sets the text of tooltip to be the given string, which is marked up with Pango markup.

Also see Tooltip::set_markup().

This is a convenience property which will take care of getting the tooltip shown if the given string is not None: has-tooltip will automatically be set to true and there will be taken care of query-tooltip in the default signal handler.

Note that if both tooltip-text and tooltip-markup are set, the last one wins.

pub fn tooltip_text(self, tooltip_text: impl Into<GString>) -> Self

Sets the text of tooltip to be the given string.

Also see Tooltip::set_text().

This is a convenience property which will take care of getting the tooltip shown if the given string is not None: has-tooltip will automatically be set to true and there will be taken care of query-tooltip in the default signal handler.

Note that if both tooltip-text and tooltip-markup are set, the last one wins.

pub fn valign(self, valign: Align) -> Self

How to distribute vertical space if widget gets extra space.

pub fn vexpand(self, vexpand: bool) -> Self

Whether to expand vertically.

pub fn vexpand_set(self, vexpand_set: bool) -> Self

Whether to use the vexpand property.

pub fn visible(self, visible: bool) -> Self

Whether the widget is visible.

pub fn width_request(self, width_request: i32) -> Self

Override for width request of the widget.

If this is -1, the natural request will be used.

pub fn accessible_role(self, accessible_role: AccessibleRole) -> Self

The accessible role of the given Accessible implementation.

The accessible role cannot be changed once set.

pub fn build(self) -> DropDown

Build the DropDown.