Struct gtk4::Settings

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#[repr(transparent)]
pub struct Settings { /* private fields */ }

Implementations

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impl Settings

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pub fn builder() -> SettingsBuilder

Creates a new builder-pattern struct instance to construct Settings objects.

This method returns an instance of SettingsBuilder which can be used to create Settings objects.

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pub fn reset_property(&self, name: &str)

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pub fn is_gtk_alternative_button_order(&self) -> bool

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pub fn set_gtk_alternative_button_order(
&self,
gtk_alternative_button_order: bool
)

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pub fn is_gtk_alternative_sort_arrows(&self) -> bool

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pub fn set_gtk_alternative_sort_arrows(&self, gtk_alternative_sort_arrows: bool)

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pub fn is_gtk_application_prefer_dark_theme(&self) -> bool

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pub fn set_gtk_application_prefer_dark_theme(
&self,
gtk_application_prefer_dark_theme: bool
)

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pub fn set_gtk_enable_input_feedback_sounds(
&self,
gtk_enable_input_feedback_sounds: bool
)

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pub fn is_gtk_enable_primary_paste(&self) -> bool

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pub fn set_gtk_enable_primary_paste(&self, gtk_enable_primary_paste: bool)

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pub fn gtk_entry_password_hint_timeout(&self) -> u32

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pub fn set_gtk_entry_password_hint_timeout(
&self,
gtk_entry_password_hint_timeout: u32
)

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pub fn is_gtk_entry_select_on_focus(&self) -> bool

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pub fn set_gtk_entry_select_on_focus(&self, gtk_entry_select_on_focus: bool)

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pub fn is_gtk_error_bell(&self) -> bool

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pub fn set_gtk_error_bell(&self, gtk_error_bell: bool)

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pub fn gtk_font_name(&self) -> Option<GString>

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pub fn set_gtk_font_name(&self, gtk_font_name: Option<&str>)

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pub fn gtk_fontconfig_timestamp(&self) -> u32

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pub fn set_gtk_fontconfig_timestamp(&self, gtk_fontconfig_timestamp: u32)

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pub fn is_gtk_hint_font_metrics(&self) -> bool

Available on crate feature v4_6 only.

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pub fn set_gtk_hint_font_metrics(&self, gtk_hint_font_metrics: bool)

Available on crate feature v4_6 only.

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pub fn gtk_icon_theme_name(&self) -> Option<GString>

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pub fn set_gtk_icon_theme_name(&self, gtk_icon_theme_name: Option<&str>)

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pub fn gtk_im_module(&self) -> Option<GString>

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pub fn set_gtk_im_module(&self, gtk_im_module: Option<&str>)

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pub fn is_gtk_keynav_use_caret(&self) -> bool

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pub fn set_gtk_keynav_use_caret(&self, gtk_keynav_use_caret: bool)

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pub fn is_gtk_label_select_on_focus(&self) -> bool

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pub fn set_gtk_label_select_on_focus(&self, gtk_label_select_on_focus: bool)

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pub fn gtk_long_press_time(&self) -> u32

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pub fn set_gtk_long_press_time(&self, gtk_long_press_time: u32)

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pub fn is_gtk_overlay_scrolling(&self) -> bool

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pub fn set_gtk_overlay_scrolling(&self, gtk_overlay_scrolling: bool)

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pub fn is_gtk_primary_button_warps_slider(&self) -> bool

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pub fn set_gtk_primary_button_warps_slider(
&self,
gtk_primary_button_warps_slider: bool
)

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pub fn gtk_print_backends(&self) -> Option<GString>

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pub fn set_gtk_print_backends(&self, gtk_print_backends: Option<&str>)

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pub fn gtk_print_preview_command(&self) -> Option<GString>

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pub fn set_gtk_print_preview_command(
&self,
gtk_print_preview_command: Option<&str>
)

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pub fn is_gtk_recent_files_enabled(&self) -> bool

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pub fn set_gtk_recent_files_enabled(&self, gtk_recent_files_enabled: bool)

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pub fn gtk_recent_files_max_age(&self) -> i32

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pub fn set_gtk_recent_files_max_age(&self, gtk_recent_files_max_age: i32)

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pub fn is_gtk_shell_shows_app_menu(&self) -> bool

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pub fn set_gtk_shell_shows_app_menu(&self, gtk_shell_shows_app_menu: bool)

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pub fn is_gtk_shell_shows_desktop(&self) -> bool

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pub fn set_gtk_shell_shows_desktop(&self, gtk_shell_shows_desktop: bool)

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pub fn is_gtk_shell_shows_menubar(&self) -> bool

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pub fn set_gtk_shell_shows_menubar(&self, gtk_shell_shows_menubar: bool)

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pub fn gtk_sound_theme_name(&self) -> Option<GString>

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pub fn set_gtk_sound_theme_name(&self, gtk_sound_theme_name: Option<&str>)

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pub fn is_gtk_split_cursor(&self) -> bool

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pub fn set_gtk_split_cursor(&self, gtk_split_cursor: bool)

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pub fn gtk_theme_name(&self) -> Option<GString>

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pub fn set_gtk_theme_name(&self, gtk_theme_name: Option<&str>)

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pub fn gtk_titlebar_double_click(&self) -> Option<GString>

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pub fn set_gtk_titlebar_double_click(
&self,
gtk_titlebar_double_click: Option<&str>
)

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pub fn gtk_titlebar_middle_click(&self) -> Option<GString>

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pub fn set_gtk_titlebar_middle_click(
&self,
gtk_titlebar_middle_click: Option<&str>
)

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pub fn gtk_titlebar_right_click(&self) -> Option<GString>

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pub fn set_gtk_titlebar_right_click(
&self,
gtk_titlebar_right_click: Option<&str>
)

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pub fn gtk_xft_antialias(&self) -> i32

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pub fn set_gtk_xft_antialias(&self, gtk_xft_antialias: i32)

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pub fn gtk_xft_dpi(&self) -> i32

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pub fn set_gtk_xft_dpi(&self, gtk_xft_dpi: i32)

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pub fn gtk_xft_hinting(&self) -> i32

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pub fn set_gtk_xft_hinting(&self, gtk_xft_hinting: i32)

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pub fn gtk_xft_hintstyle(&self) -> Option<GString>

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pub fn set_gtk_xft_hintstyle(&self, gtk_xft_hintstyle: Option<&str>)

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pub fn gtk_xft_rgba(&self) -> Option<GString>

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pub fn set_gtk_xft_rgba(&self, gtk_xft_rgba: Option<&str>)

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pub fn default() -> Option<Settings>

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pub fn for_display(display: &impl IsA<Display>) -> Settings

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pub fn connect_gtk_alternative_button_order_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_alternative_sort_arrows_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_application_prefer_dark_theme_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_cursor_aspect_ratio_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_cursor_blink_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_cursor_blink_time_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_cursor_blink_timeout_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_cursor_theme_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_cursor_theme_size_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_decoration_layout_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_dialogs_use_header_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_dnd_drag_threshold_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_double_click_distance_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_double_click_time_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_enable_accels_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_enable_animations_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_enable_event_sounds_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_enable_input_feedback_sounds_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_enable_primary_paste_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_entry_password_hint_timeout_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_entry_select_on_focus_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_error_bell_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_font_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_fontconfig_timestamp_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_hint_font_metrics_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

Available on crate feature v4_6 only.

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pub fn connect_gtk_icon_theme_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_im_module_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_keynav_use_caret_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_label_select_on_focus_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_long_press_time_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_overlay_scrolling_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_primary_button_warps_slider_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_print_backends_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_print_preview_command_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_recent_files_enabled_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_recent_files_max_age_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_shell_shows_app_menu_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_shell_shows_desktop_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_shell_shows_menubar_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_sound_theme_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_split_cursor_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_theme_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_titlebar_double_click_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_titlebar_middle_click_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_titlebar_right_click_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_xft_antialias_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_xft_dpi_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_xft_hinting_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_xft_hintstyle_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

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pub fn connect_gtk_xft_rgba_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

Trait Implementations

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impl Clone for Settings

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fn clone(&self) -> Self

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for Settings

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl Display for Settings

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl Hash for Settings

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fn hash<H>(&self, state: &mut H) where
H: Hasher,

Feeds this value into the given Hasher. Read more

1.3.0 · source

fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,

Feeds a slice of this type into the given Hasher. Read more

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impl Ord for Settings

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fn cmp(&self, other: &Self) -> Ordering

This method returns an Ordering between self and other. Read more

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fn max(self, other: Self) -> Self

Compares and returns the maximum of two values. Read more

1.21.0 · source

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values. Read more

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fn clamp(self, min: Self, max: Self) -> Self where
Self: PartialOrd<Self>,

Restrict a value to a certain interval. Read more

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impl ParentClassIs for Settings

impl<OT: ObjectType> PartialEq<OT> for Settings

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fn eq(&self, other: &OT) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason. Read more

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impl<OT: ObjectType> PartialOrd<OT> for Settings

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fn partial_cmp(&self, other: &OT) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more

1.0.0 · source

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more

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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more

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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

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impl StaticType for Settings

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fn static_type() -> Type

Returns the type identifier of Self.

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impl IsA<StyleProvider> for Settings

Auto Trait Implementations

impl RefUnwindSafe for Settings

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,

const: unstable · source

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,

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<T> Cast for T where
T: ObjectType,

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fn upcast<T>(self) -> T where
T: ObjectType,
Self: IsA<T>,

Upcasts an object to a superclass or interface T. Read more

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fn upcast_ref<T>(&self) -> &T where
T: ObjectType,
Self: IsA<T>,

Upcasts an object to a reference of its superclass or interface T. Read more

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fn downcast<T>(self) -> Result<T, Self> where
T: ObjectType,
Self: CanDowncast<T>,

Tries to downcast to a subclass or interface implementor T. Read more

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fn downcast_ref<T>(&self) -> Option<&T> where
T: ObjectType,
Self: CanDowncast<T>,

Tries to downcast to a reference of its subclass or interface implementor T. Read more

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fn dynamic_cast<T>(self) -> Result<T, Self> where
T: ObjectType,

Tries to cast to an object of type T. This handles upcasting, downcasting and casting between interface and interface implementors. All checks are performed at runtime, while downcast and upcast will do many checks at compile-time already. Read more

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fn dynamic_cast_ref<T>(&self) -> Option<&T> where
T: ObjectType,

Tries to cast to reference to an object of type T. This handles upcasting, downcasting and casting between interface and interface implementors. All checks are performed at runtime, while downcast and upcast will do many checks at compile-time already. Read more

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unsafe fn unsafe_cast<T>(self) -> T where
T: ObjectType,

Casts to T unconditionally. Read more

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unsafe fn unsafe_cast_ref<T>(&self) -> &T where
T: ObjectType,

Casts to &T unconditionally. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

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 IsSubclassableExt for U where
U: IsClass + ParentClassIs,

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fn parent_class_init<T>(class: &mut Class) where
T: ObjectSubclass,
::Parent: IsSubclassable<T>,

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fn parent_instance_init<T>(instance: &mut InitializingObject<T>) where
T: ObjectSubclass,
::Parent: IsSubclassable<T>,

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impl<T> ObjectExt for T where
T: ObjectType,

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fn is(&self) -> bool where
U: StaticType,

Returns true if the object is an instance of (can be cast to) T.

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fn type_(&self) -> Type

Returns the type of the object.

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fn object_class(&self) -> &Class<Object>

Returns the ObjectClass of the object. Read more

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fn class(&self) -> &Class<T> where
T: IsClass,

Returns the class of the object.

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fn class_of(&self) -> Option<&Class> where
U: IsClass,

Returns the class of the object in the given type T. Read more

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fn interface(&self) -> Option<InterfaceRef<'_, U>> where
U: IsInterface,

Returns the interface T of the object. Read more

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fn try_set_property<V>(
 &self,
 property_name: &str,
 value: V
) -> Result<(), BoolError> where
 V: ToValue,

Similar to Self::set_property but fails instead of panicking.

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fn set_property<V>(&self, property_name: &str, value: V) where
V: ToValue,

Sets the property property_name of the object to value value. Read more

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fn try_set_property_from_value(
 &self,
 property_name: &str,
 value: &Value
) -> Result<(), BoolError>

Similar to Self::set_property but fails instead of panicking.

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fn set_property_from_value(&self, property_name: &str, value: &Value)

Sets the property property_name of the object to value value. Read more

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fn try_set_properties(
&self,
property_values: &[(&str, &dyn ToValue)]
) -> Result<(), BoolError>

Similar to Self::set_properties but fails instead of panicking.

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fn set_properties(&self, property_values: &[(&str, &dyn ToValue)])

Sets multiple properties of the object at once. Read more

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fn try_set_properties_from_value(
&self,
property_values: &[(&str, Value)]
) -> Result<(), BoolError>

Similar to Self::set_properties_from_value but fails instead of panicking.

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fn set_properties_from_value(&self, property_values: &[(&str, Value)])

Sets multiple properties of the object at once. Read more

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fn try_property<V>(&self, property_name: &str) -> Result<V, BoolError> where
V: 'static + for<'b> FromValue<'b>,

Similar to Self::property but fails instead of panicking.

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fn property<V>(&self, property_name: &str) -> V where
V: 'static + for<'b> FromValue<'b>,

Gets the property property_name of the object and cast it to the type V. Read more

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fn try_property_value(&self, property_name: &str) -> Result<Value, BoolError>

Similar to Self::property_value but fails instead of panicking.

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fn property_value(&self, property_name: &str) -> Value

Gets the property property_name of the object. Read more

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fn has_property(&self, property_name: &str, type_: Option<Type>) -> bool

Check if the object has a property property_name of the given type_. Read more

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fn property_type(&self, property_name: &str) -> Option<Type>

Get the type of the property property_name of this object. Read more

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fn find_property(&self, property_name: &str) -> Option<ParamSpec>

Get the ParamSpec of the property property_name of this object.

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fn list_properties(&self) -> PtrSlice<ParamSpec>

Return all ParamSpec of the properties of this object.

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fn freeze_notify(&self) -> PropertyNotificationFreezeGuard

Freeze all property notifications until the return guard object is dropped. Read more

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unsafe fn set_qdata<QD>(&self, key: Quark, value: QD) where
QD: 'static,

Set arbitrary data on this object with the given key. Read more

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unsafe fn qdata<QD>(&self, key: Quark) -> Option<NonNull<QD>> where
QD: 'static,

Return previously set arbitrary data of this object with the given key. Read more

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unsafe fn steal_qdata<QD>(&self, key: Quark) -> Option<QD> where
QD: 'static,

Retrieve previously set arbitrary data of this object with the given key. Read more

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unsafe fn set_data<QD>(&self, key: &str, value: QD) where
QD: 'static,

Set arbitrary data on this object with the given key. Read more

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unsafe fn data<QD>(&self, key: &str) -> Option<NonNull<QD>> where
QD: 'static,

Return previously set arbitrary data of this object with the given key. Read more

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unsafe fn steal_data<QD>(&self, key: &str) -> Option<QD> where
QD: 'static,

Retrieve previously set arbitrary data of this object with the given key. Read more

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fn block_signal(&self, handler_id: &SignalHandlerId)

Block a given signal handler. Read more

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fn unblock_signal(&self, handler_id: &SignalHandlerId)

Unblock a given signal handler.

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fn stop_signal_emission(&self, signal_id: SignalId, detail: Option<Quark>)

Stop emission of the currently emitted signal.

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fn stop_signal_emission_by_name(&self, signal_name: &str)

Stop emission of the currently emitted signal by the (possibly detailed) signal name.

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fn try_connect<F>(
 &self,
 signal_name: &str,
 after: bool,
 callback: F
) -> Result<SignalHandlerId, BoolError> where
 F: 'static + Fn(&[Value]) -> Option<Value> + Send + Sync,

Similar to Self::connect but fails instead of panicking.

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fn connect<F>(
 &self,
 signal_name: &str,
 after: bool,
 callback: F
) -> SignalHandlerId where
 F: 'static + Fn(&[Value]) -> Option<Value> + Send + Sync,

Connect to the signal signal_name on this object. Read more

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fn try_connect_id<F>(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 callback: F
) -> Result<SignalHandlerId, BoolError> where
 F: 'static + Fn(&[Value]) -> Option<Value> + Send + Sync,

Similar to Self::connect_id but fails instead of panicking.

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fn connect_id<F>(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 callback: F
) -> SignalHandlerId where
 F: 'static + Fn(&[Value]) -> Option<Value> + Send + Sync,

Connect to the signal signal_id on this object. Read more

source

fn try_connect_local<F>(
 &self,
 signal_name: &str,
 after: bool,
 callback: F
) -> Result<SignalHandlerId, BoolError> where
 F: 'static + Fn(&[Value]) -> Option<Value>,

Similar to Self::connect_local but fails instead of panicking.

source

fn connect_local<F>(
 &self,
 signal_name: &str,
 after: bool,
 callback: F
) -> SignalHandlerId where
 F: 'static + Fn(&[Value]) -> Option<Value>,

Connect to the signal signal_name on this object. Read more

source

fn try_connect_local_id<F>(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 callback: F
) -> Result<SignalHandlerId, BoolError> where
 F: 'static + Fn(&[Value]) -> Option<Value>,

Similar to Self::connect_local_id but fails instead of panicking.

source

fn connect_local_id<F>(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 callback: F
) -> SignalHandlerId where
 F: 'static + Fn(&[Value]) -> Option<Value>,

Connect to the signal signal_id on this object. Read more

source

unsafe fn try_connect_unsafe<F>(
 &self,
 signal_name: &str,
 after: bool,
 callback: F
) -> Result<SignalHandlerId, BoolError> where
 F: Fn(&[Value]) -> Option<Value>,

Similar to Self::connect_unsafe but fails instead of panicking.

source

unsafe fn connect_unsafe<F>(
 &self,
 signal_name: &str,
 after: bool,
 callback: F
) -> SignalHandlerId where
 F: Fn(&[Value]) -> Option<Value>,

Connect to the signal signal_name on this object. Read more

source

unsafe fn try_connect_unsafe_id<F>(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 callback: F
) -> Result<SignalHandlerId, BoolError> where
 F: Fn(&[Value]) -> Option<Value>,

Similar to Self::connect_unsafe_id but fails instead of panicking.

source

fn try_connect_closure(
 &self,
 signal_name: &str,
 after: bool,
 closure: RustClosure
) -> Result<SignalHandlerId, BoolError>

Similar to Self::connect_closure but fails instead of panicking.

source

fn connect_closure(
    &self,
    signal_name: &str,
    after: bool,
    closure: RustClosure
) -> SignalHandlerId

Connect a closure to the signal signal_name on this object. Read more

source

fn try_connect_closure_id(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 closure: RustClosure
) -> Result<SignalHandlerId, BoolError>

Similar to Self::connect_closure_id but fails instead of panicking.

source

fn connect_closure_id(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 closure: RustClosure
) -> SignalHandlerId

Connect a closure to the signal signal_id on this object. Read more

source

fn watch_closure(&self, closure: &impl AsRef<Closure>)

Limits the lifetime of closure to the lifetime of the object. When the object’s reference count drops to zero, the closure will be invalidated. An invalidated closure will ignore any calls to invoke_with_values, or invoke when using Rust closures. Read more

source

unsafe fn connect_unsafe_id<F>(
 &self,
 signal_id: SignalId,
 details: Option<Quark>,
 after: bool,
 callback: F
) -> SignalHandlerId where
 F: Fn(&[Value]) -> Option<Value>,

Connect to the signal signal_id on this object. Read more

source

fn try_emit<R>(
 &self,
 signal_id: SignalId,
 args: &[&dyn ToValue]
) -> Result<R, BoolError> where
 R: TryFromClosureReturnValue,

Similar to Self::emit but fails instead of panicking.

source

fn emit<R>(&self, signal_id: SignalId, args: &[&dyn ToValue]) -> R where
R: TryFromClosureReturnValue,

Emit signal by signal id. Read more

source

fn try_emit_with_values(
 &self,
 signal_id: SignalId,
 args: &[Value]
) -> Result<Option<Value>, BoolError>

Similar to Self::emit_with_values but fails instead of panicking.

source

fn emit_with_values(&self, signal_id: SignalId, args: &[Value]) -> Option<Value>

Same as Self::emit but takes Value for the arguments.

source

fn try_emit_by_name<R>(
 &self,
 signal_name: &str,
 args: &[&dyn ToValue]
) -> Result<R, BoolError> where
 R: TryFromClosureReturnValue,

Similar to Self::emit_by_name but fails instead of panicking.

source

fn emit_by_name<R>(&self, signal_name: &str, args: &[&dyn ToValue]) -> R where
R: TryFromClosureReturnValue,

Emit signal by its name. Read more

source

fn try_emit_by_name_with_values(
 &self,
 signal_name: &str,
 args: &[Value]
) -> Result<Option<Value>, BoolError>

Similar to Self::emit_by_name_with_values but fails instead of panicking.

source

fn emit_by_name_with_values(
 &self,
 signal_name: &str,
 args: &[Value]
) -> Option<Value>

Emit signal by its name. Read more

source

fn try_emit_with_details<R>(
 &self,
 signal_id: SignalId,
 details: Quark,
 args: &[&dyn ToValue]
) -> Result<R, BoolError> where
 R: TryFromClosureReturnValue,

Similar to Self::emit_with_details but fails instead of panicking.

source

fn emit_with_details<R>(
 &self,
 signal_id: SignalId,
 details: Quark,
 args: &[&dyn ToValue]
) -> R where
 R: TryFromClosureReturnValue,

Emit signal by signal id with details. Read more

source

fn try_emit_with_details_and_values(
 &self,
 signal_id: SignalId,
 details: Quark,
 args: &[Value]
) -> Result<Option<Value>, BoolError>

Similar to Self::emit_with_details_and_values but fails instead of panicking.

source

fn emit_with_details_and_values(
 &self,
 signal_id: SignalId,
 details: Quark,
 args: &[Value]
) -> Option<Value>

Emit signal by signal id with details. Read more

source

fn disconnect(&self, handler_id: SignalHandlerId)

Disconnect a previously connected signal handler.

source

fn connect_notify<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId where
F: 'static + Fn(&T, &ParamSpec) + Send + Sync,

Connect to the notify signal of the object. Read more

source

fn connect_notify_local<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId where
F: 'static + Fn(&T, &ParamSpec),

Connect to the notify signal of the object. Read more

source

unsafe fn connect_notify_unsafe<F>(
 &self,
 name: Option<&str>,
 f: F
) -> SignalHandlerId where
 F: Fn(&T, &ParamSpec),

Connect to the notify signal of the object. Read more

source

fn notify(&self, property_name: &str)

Notify that the given property has changed its value. Read more

source

fn notify_by_pspec(&self, pspec: &ParamSpec)

Notify that the given property has changed its value. Read more

source

fn downgrade(&self) -> WeakRef<T>

Downgrade this object to a weak reference.

source

fn add_weak_ref_notify<F>(&self, f: F) -> WeakRefNotify<T> where
F: 'static + FnOnce() + Send,

Add a callback to be notified when the Object is disposed.

source

fn add_weak_ref_notify_local<F>(&self, f: F) -> WeakRefNotify<T> where
F: 'static + FnOnce(),

Add a callback to be notified when the Object is disposed. Read more

source

fn bind_property<O>(
 &'a self,
 source_property: &'a str,
 target: &'a O,
 target_property: &'a str
) -> BindingBuilder<'a> where
 O: ObjectType,

Bind property source_property on this object to the target_property on the target object. Read more

source

fn ref_count(&self) -> u32

Returns the strong reference count of this object.

source

impl<T> StaticTypeExt for T where
T: StaticType,

source

fn ensure_type()

Ensures that the type has been registered with the type system.

source

impl<T> ToClosureReturnValue for T where
T: ToValue,

source

fn to_closure_return_value(&self) -> Option<Value>

source

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

source

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

source

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

source

impl<T> ToString for T where
T: Display + ?Sized,

source

default fn to_string(&self) -> String

Converts the given value to a String. Read more

source

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

source

impl<T> TryFromClosureReturnValue for T where
T: 'static + for<'a> FromValue<'a> + StaticType,

source

fn try_from_closure_return_value(v: Option<Value>) -> Result<T, BoolError>

source

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

source

impl<Super, Sub> CanDowncast for Super where
Super: IsA<Super>,
Sub: IsA<Super>,

source

impl<'a, T, C, E> FromValueOptional<'a> for T where
 T: FromValue<'a, Checker = C>,
 C: ValueTypeChecker<Error = ValueTypeMismatchOrNoneError<E>>,
 E: 'static + Error + Send,

Struct gtk4::Settings

Implementations

impl Settings

pub fn builder() -> SettingsBuilder

pub fn reset_property(&self, name: &str)

pub fn is_gtk_alternative_button_order(&self) -> bool

pub fn set_gtk_alternative_button_order( &self, gtk_alternative_button_order: bool)

pub fn is_gtk_alternative_sort_arrows(&self) -> bool

pub fn set_gtk_alternative_sort_arrows(&self, gtk_alternative_sort_arrows: bool)

pub fn is_gtk_application_prefer_dark_theme(&self) -> bool

pub fn set_gtk_application_prefer_dark_theme( &self, gtk_application_prefer_dark_theme: bool)

pub fn gtk_cursor_aspect_ratio(&self) -> f64

pub fn set_gtk_cursor_aspect_ratio(&self, gtk_cursor_aspect_ratio: f64)

pub fn is_gtk_cursor_blink(&self) -> bool

pub fn set_gtk_cursor_blink(&self, gtk_cursor_blink: bool)

pub fn gtk_cursor_blink_time(&self) -> i32

pub fn set_gtk_cursor_blink_time(&self, gtk_cursor_blink_time: i32)

pub fn gtk_cursor_blink_timeout(&self) -> i32

pub fn set_gtk_cursor_blink_timeout(&self, gtk_cursor_blink_timeout: i32)

pub fn gtk_cursor_theme_name(&self) -> Option<GString>

pub fn set_gtk_cursor_theme_name(&self, gtk_cursor_theme_name: Option<&str>)

pub fn gtk_cursor_theme_size(&self) -> i32

pub fn set_gtk_cursor_theme_size(&self, gtk_cursor_theme_size: i32)

pub fn gtk_decoration_layout(&self) -> Option<GString>

pub fn set_gtk_decoration_layout(&self, gtk_decoration_layout: Option<&str>)

pub fn is_gtk_dialogs_use_header(&self) -> bool

pub fn set_gtk_dialogs_use_header(&self, gtk_dialogs_use_header: bool)

pub fn gtk_dnd_drag_threshold(&self) -> i32

pub fn set_gtk_dnd_drag_threshold(&self, gtk_dnd_drag_threshold: i32)

pub fn gtk_double_click_distance(&self) -> i32

pub fn set_gtk_double_click_distance(&self, gtk_double_click_distance: i32)

pub fn gtk_double_click_time(&self) -> i32

pub fn set_gtk_double_click_time(&self, gtk_double_click_time: i32)

pub fn is_gtk_enable_accels(&self) -> bool

pub fn set_gtk_enable_accels(&self, gtk_enable_accels: bool)

pub fn is_gtk_enable_animations(&self) -> bool

pub fn set_gtk_enable_animations(&self, gtk_enable_animations: bool)

pub fn is_gtk_enable_event_sounds(&self) -> bool

pub fn set_gtk_enable_event_sounds(&self, gtk_enable_event_sounds: bool)

pub fn is_gtk_enable_input_feedback_sounds(&self) -> bool

pub fn set_gtk_enable_input_feedback_sounds( &self, gtk_enable_input_feedback_sounds: bool)

pub fn is_gtk_enable_primary_paste(&self) -> bool

pub fn set_gtk_enable_primary_paste(&self, gtk_enable_primary_paste: bool)

pub fn gtk_entry_password_hint_timeout(&self) -> u32

pub fn set_gtk_entry_password_hint_timeout( &self, gtk_entry_password_hint_timeout: u32)

pub fn is_gtk_entry_select_on_focus(&self) -> bool

pub fn set_gtk_entry_select_on_focus(&self, gtk_entry_select_on_focus: bool)

pub fn is_gtk_error_bell(&self) -> bool

pub fn set_gtk_error_bell(&self, gtk_error_bell: bool)

pub fn gtk_font_name(&self) -> Option<GString>

pub fn set_gtk_font_name(&self, gtk_font_name: Option<&str>)

pub fn gtk_fontconfig_timestamp(&self) -> u32

pub fn set_gtk_fontconfig_timestamp(&self, gtk_fontconfig_timestamp: u32)

pub fn is_gtk_hint_font_metrics(&self) -> bool

pub fn set_gtk_hint_font_metrics(&self, gtk_hint_font_metrics: bool)

pub fn gtk_icon_theme_name(&self) -> Option<GString>

pub fn set_gtk_icon_theme_name(&self, gtk_icon_theme_name: Option<&str>)

pub fn gtk_im_module(&self) -> Option<GString>

pub fn set_gtk_im_module(&self, gtk_im_module: Option<&str>)

pub fn is_gtk_keynav_use_caret(&self) -> bool

pub fn set_gtk_keynav_use_caret(&self, gtk_keynav_use_caret: bool)

pub fn is_gtk_label_select_on_focus(&self) -> bool

pub fn set_gtk_label_select_on_focus(&self, gtk_label_select_on_focus: bool)

pub fn gtk_long_press_time(&self) -> u32

pub fn set_gtk_long_press_time(&self, gtk_long_press_time: u32)

pub fn is_gtk_overlay_scrolling(&self) -> bool

pub fn set_gtk_overlay_scrolling(&self, gtk_overlay_scrolling: bool)

pub fn is_gtk_primary_button_warps_slider(&self) -> bool

pub fn set_gtk_primary_button_warps_slider( &self, gtk_primary_button_warps_slider: bool)

pub fn gtk_print_backends(&self) -> Option<GString>

pub fn set_gtk_print_backends(&self, gtk_print_backends: Option<&str>)

pub fn gtk_print_preview_command(&self) -> Option<GString>

pub fn set_gtk_print_preview_command( &self, gtk_print_preview_command: Option<&str>)

pub fn is_gtk_recent_files_enabled(&self) -> bool

pub fn set_gtk_recent_files_enabled(&self, gtk_recent_files_enabled: bool)

pub fn gtk_recent_files_max_age(&self) -> i32

pub fn set_gtk_recent_files_max_age(&self, gtk_recent_files_max_age: i32)

pub fn is_gtk_shell_shows_app_menu(&self) -> bool

pub fn set_gtk_shell_shows_app_menu(&self, gtk_shell_shows_app_menu: bool)

pub fn is_gtk_shell_shows_desktop(&self) -> bool

pub fn set_gtk_alternative_button_order(
&self,
gtk_alternative_button_order: bool
)

pub fn set_gtk_application_prefer_dark_theme(
&self,
gtk_application_prefer_dark_theme: bool
)

pub fn set_gtk_enable_input_feedback_sounds(
&self,
gtk_enable_input_feedback_sounds: bool
)

pub fn set_gtk_entry_password_hint_timeout(
&self,
gtk_entry_password_hint_timeout: u32
)

pub fn set_gtk_primary_button_warps_slider(
&self,
gtk_primary_button_warps_slider: bool
)

pub fn set_gtk_print_preview_command(
&self,
gtk_print_preview_command: Option<&str>
)

pub fn set_gtk_titlebar_double_click(
&self,
gtk_titlebar_double_click: Option<&str>
)

pub fn set_gtk_titlebar_middle_click(
&self,
gtk_titlebar_middle_click: Option<&str>
)

pub fn set_gtk_titlebar_right_click(
&self,
gtk_titlebar_right_click: Option<&str>
)

pub fn connect_gtk_alternative_button_order_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_alternative_sort_arrows_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_application_prefer_dark_theme_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_cursor_aspect_ratio_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_cursor_blink_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_cursor_blink_time_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_cursor_blink_timeout_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_cursor_theme_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_cursor_theme_size_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_decoration_layout_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_dialogs_use_header_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_dnd_drag_threshold_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_double_click_distance_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_double_click_time_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_enable_accels_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_enable_animations_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_enable_event_sounds_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_enable_input_feedback_sounds_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_enable_primary_paste_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_entry_password_hint_timeout_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_entry_select_on_focus_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_error_bell_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_font_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_fontconfig_timestamp_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_hint_font_metrics_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_icon_theme_name_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_im_module_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_keynav_use_caret_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_label_select_on_focus_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_long_press_time_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_overlay_scrolling_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_primary_button_warps_slider_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_print_backends_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_print_preview_command_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_recent_files_enabled_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId

pub fn connect_gtk_recent_files_max_age_notify<F: Fn(&Self) + 'static>(
&self,
f: F
) -> SignalHandlerId