pub trait WidgetExt: 'static {
Show 209 methods
// Required methods
fn action_set_enabled(&self, action_name: &str, enabled: bool);
fn activate(&self) -> bool;
fn activate_action(
&self,
name: &str,
args: Option<&Variant>
) -> Result<(), BoolError>;
fn activate_default(&self);
fn add_controller(&self, controller: &impl IsA<EventController>);
fn add_css_class(&self, css_class: &str);
fn add_mnemonic_label(&self, label: &impl IsA<Widget>);
fn allocate(
&self,
width: i32,
height: i32,
baseline: i32,
transform: Option<&Transform>
);
fn child_focus(&self, direction: DirectionType) -> bool;
fn compute_bounds(&self, target: &impl IsA<Widget>) -> Option<Rect>;
fn compute_expand(&self, orientation: Orientation) -> bool;
fn compute_point(
&self,
target: &impl IsA<Widget>,
point: &Point
) -> Option<Point>;
fn compute_transform(&self, target: &impl IsA<Widget>) -> Option<Matrix>;
fn contains(&self, x: f64, y: f64) -> bool;
fn create_pango_context(&self) -> Context;
fn create_pango_layout(&self, text: Option<&str>) -> Layout;
fn dispose_template(&self, widget_type: Type);
fn drag_check_threshold(
&self,
start_x: i32,
start_y: i32,
current_x: i32,
current_y: i32
) -> bool;
fn error_bell(&self);
fn allocated_baseline(&self) -> i32;
fn allocated_height(&self) -> i32;
fn allocated_width(&self) -> i32;
fn allocation(&self) -> Allocation;
fn ancestor(&self, widget_type: Type) -> Option<Widget>;
fn can_focus(&self) -> bool;
fn can_target(&self) -> bool;
fn is_child_visible(&self) -> bool;
fn clipboard(&self) -> Clipboard;
fn color(&self) -> RGBA;
fn css_classes(&self) -> Vec<GString>;
fn css_name(&self) -> GString;
fn cursor(&self) -> Option<Cursor>;
fn direction(&self) -> TextDirection;
fn display(&self) -> Display;
fn first_child(&self) -> Option<Widget>;
fn focus_child(&self) -> Option<Widget>;
fn gets_focus_on_click(&self) -> bool;
fn is_focusable(&self) -> bool;
fn font_map(&self) -> Option<FontMap>;
fn font_options(&self) -> Option<FontOptions>;
fn frame_clock(&self) -> Option<FrameClock>;
fn halign(&self) -> Align;
fn has_tooltip(&self) -> bool;
fn height(&self) -> i32;
fn hexpands(&self) -> bool;
fn is_hexpand_set(&self) -> bool;
fn last_child(&self) -> Option<Widget>;
fn layout_manager(&self) -> Option<LayoutManager>;
fn is_mapped(&self) -> bool;
fn margin_bottom(&self) -> i32;
fn margin_end(&self) -> i32;
fn margin_start(&self) -> i32;
fn margin_top(&self) -> i32;
fn widget_name(&self) -> GString;
fn native(&self) -> Option<Native>;
fn next_sibling(&self) -> Option<Widget>;
fn opacity(&self) -> f64;
fn overflow(&self) -> Overflow;
fn pango_context(&self) -> Context;
fn parent(&self) -> Option<Widget>;
fn preferred_size(&self) -> (Requisition, Requisition);
fn prev_sibling(&self) -> Option<Widget>;
fn primary_clipboard(&self) -> Clipboard;
fn is_realized(&self) -> bool;
fn receives_default(&self) -> bool;
fn request_mode(&self) -> SizeRequestMode;
fn root(&self) -> Option<Root>;
fn scale_factor(&self) -> i32;
fn get_sensitive(&self) -> bool;
fn settings(&self) -> Settings;
fn size(&self, orientation: Orientation) -> i32;
fn size_request(&self) -> (i32, i32);
fn state_flags(&self) -> StateFlags;
fn style_context(&self) -> StyleContext;
fn template_child(&self, widget_type: Type, name: &str) -> Object;
fn tooltip_markup(&self) -> Option<GString>;
fn tooltip_text(&self) -> Option<GString>;
fn valign(&self) -> Align;
fn vexpands(&self) -> bool;
fn is_vexpand_set(&self) -> bool;
fn get_visible(&self) -> bool;
fn width(&self) -> i32;
fn grab_focus(&self) -> bool;
fn has_css_class(&self, css_class: &str) -> bool;
fn has_default(&self) -> bool;
fn has_focus(&self) -> bool;
fn has_visible_focus(&self) -> bool;
fn hide(&self);
fn in_destruction(&self) -> bool;
fn init_template(&self);
fn insert_action_group(
&self,
name: &str,
group: Option<&impl IsA<ActionGroup>>
);
fn insert_after(
&self,
parent: &impl IsA<Widget>,
previous_sibling: Option<&impl IsA<Widget>>
);
fn insert_before(
&self,
parent: &impl IsA<Widget>,
next_sibling: Option<&impl IsA<Widget>>
);
fn is_ancestor(&self, ancestor: &impl IsA<Widget>) -> bool;
fn is_drawable(&self) -> bool;
fn is_focus(&self) -> bool;
fn is_sensitive(&self) -> bool;
fn is_visible(&self) -> bool;
fn keynav_failed(&self, direction: DirectionType) -> bool;
fn list_mnemonic_labels(&self) -> Vec<Widget>;
fn map(&self);
fn measure(
&self,
orientation: Orientation,
for_size: i32
) -> (i32, i32, i32, i32);
fn mnemonic_activate(&self, group_cycling: bool) -> bool;
fn observe_children(&self) -> ListModel;
fn observe_controllers(&self) -> ListModel;
fn pick(&self, x: f64, y: f64, flags: PickFlags) -> Option<Widget>;
fn queue_allocate(&self);
fn queue_draw(&self);
fn queue_resize(&self);
fn realize(&self);
fn remove_controller(&self, controller: &impl IsA<EventController>);
fn remove_css_class(&self, css_class: &str);
fn remove_mnemonic_label(&self, label: &impl IsA<Widget>);
fn set_can_focus(&self, can_focus: bool);
fn set_can_target(&self, can_target: bool);
fn set_child_visible(&self, child_visible: bool);
fn set_css_classes(&self, classes: &[&str]);
fn set_cursor(&self, cursor: Option<&Cursor>);
fn set_cursor_from_name(&self, name: Option<&str>);
fn set_direction(&self, dir: TextDirection);
fn set_focus_child(&self, child: Option<&impl IsA<Widget>>);
fn set_focus_on_click(&self, focus_on_click: bool);
fn set_focusable(&self, focusable: bool);
fn set_font_map(&self, font_map: Option<&impl IsA<FontMap>>);
fn set_font_options(&self, options: Option<&FontOptions>);
fn set_halign(&self, align: Align);
fn set_has_tooltip(&self, has_tooltip: bool);
fn set_hexpand(&self, expand: bool);
fn set_hexpand_set(&self, set: bool);
fn set_layout_manager(
&self,
layout_manager: Option<&impl IsA<LayoutManager>>
);
fn set_margin_bottom(&self, margin: i32);
fn set_margin_end(&self, margin: i32);
fn set_margin_start(&self, margin: i32);
fn set_margin_top(&self, margin: i32);
fn set_widget_name(&self, name: &str);
fn set_opacity(&self, opacity: f64);
fn set_overflow(&self, overflow: Overflow);
fn set_parent(&self, parent: &impl IsA<Widget>);
fn set_receives_default(&self, receives_default: bool);
fn set_sensitive(&self, sensitive: bool);
fn set_size_request(&self, width: i32, height: i32);
fn set_state_flags(&self, flags: StateFlags, clear: bool);
fn set_tooltip_markup(&self, markup: Option<&str>);
fn set_tooltip_text(&self, text: Option<&str>);
fn set_valign(&self, align: Align);
fn set_vexpand(&self, expand: bool);
fn set_vexpand_set(&self, set: bool);
fn set_visible(&self, visible: bool);
fn should_layout(&self) -> bool;
fn show(&self);
fn size_allocate(&self, allocation: &Allocation, baseline: i32);
fn snapshot_child(
&self,
child: &impl IsA<Widget>,
snapshot: &impl IsA<Snapshot>
);
fn translate_coordinates(
&self,
dest_widget: &impl IsA<Widget>,
src_x: f64,
src_y: f64
) -> Option<(f64, f64)>;
fn trigger_tooltip_query(&self);
fn unmap(&self);
fn unparent(&self);
fn unrealize(&self);
fn unset_state_flags(&self, flags: StateFlags);
fn height_request(&self) -> i32;
fn set_height_request(&self, height_request: i32);
fn width_request(&self) -> i32;
fn set_width_request(&self, width_request: i32);
fn connect_destroy<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_direction_changed<F: Fn(&Self, TextDirection) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_hide<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_keynav_failed<F: Fn(&Self, DirectionType) -> Inhibit + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_map<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_mnemonic_activate<F: Fn(&Self, bool) -> Inhibit + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_move_focus<F: Fn(&Self, DirectionType) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn emit_move_focus(&self, direction: DirectionType);
fn connect_query_tooltip<F: Fn(&Self, i32, i32, bool, &Tooltip) -> bool + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_realize<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_show<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_state_flags_changed<F: Fn(&Self, StateFlags) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_unmap<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_unrealize<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
fn connect_can_focus_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_can_target_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_css_classes_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_cursor_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_focus_on_click_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_focusable_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_halign_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_has_default_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_has_focus_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_has_tooltip_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_height_request_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_hexpand_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_hexpand_set_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_layout_manager_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_margin_bottom_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_margin_end_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_margin_start_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_margin_top_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_opacity_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_overflow_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_parent_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_receives_default_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_root_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_scale_factor_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_sensitive_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_tooltip_markup_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_tooltip_text_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_valign_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_vexpand_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_vexpand_set_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_visible_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
fn connect_width_request_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId;
}Required Methods§
fn action_set_enabled(&self, action_name: &str, enabled: bool)
fn activate(&self) -> bool
fn activate_action( &self, name: &str, args: Option<&Variant> ) -> Result<(), BoolError>
fn activate_default(&self)
fn add_controller(&self, controller: &impl IsA<EventController>)
fn add_css_class(&self, css_class: &str)
fn add_mnemonic_label(&self, label: &impl IsA<Widget>)
fn allocate( &self, width: i32, height: i32, baseline: i32, transform: Option<&Transform> )
fn child_focus(&self, direction: DirectionType) -> bool
fn compute_bounds(&self, target: &impl IsA<Widget>) -> Option<Rect>
fn compute_expand(&self, orientation: Orientation) -> bool
fn compute_point( &self, target: &impl IsA<Widget>, point: &Point ) -> Option<Point>
fn compute_transform(&self, target: &impl IsA<Widget>) -> Option<Matrix>
fn contains(&self, x: f64, y: f64) -> bool
fn create_pango_context(&self) -> Context
fn create_pango_layout(&self, text: Option<&str>) -> Layout
sourcefn dispose_template(&self, widget_type: Type)
fn dispose_template(&self, widget_type: Type)
Available on crate feature
v4_8 only.