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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files.git)
// DO NOT EDIT

use crate::Accessible;
use crate::AccessibleRole;
use crate::Adjustment;
use crate::Align;
use crate::Buildable;
use crate::CellArea;
use crate::CellLayout;
use crate::CellRenderer;
use crate::ConstraintTarget;
use crate::IconViewDropPosition;
use crate::LayoutManager;
use crate::MovementStep;
use crate::Orientation;
use crate::Overflow;
use crate::Scrollable;
use crate::ScrollablePolicy;
use crate::SelectionMode;
use crate::Tooltip;
use crate::TreeIter;
use crate::TreeModel;
use crate::TreePath;
use crate::Widget;
use glib::object::Cast;
use glib::object::IsA;
use glib::object::ObjectExt;
use glib::object::ObjectType as ObjectType_;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::ToValue;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem;
use std::mem::transmute;
use std::ptr;

glib::wrapper! {
    /// [`IconView`][crate::IconView] is a widget which displays data in a grid of icons.
    ///
    /// [`IconView`][crate::IconView] provides an alternative view on a [`TreeModel`][crate::TreeModel].
    /// It displays the model as a grid of icons with labels. Like
    /// [`TreeView`][crate::TreeView], it allows to select one or multiple items
    /// (depending on the selection mode, see [``set_selection_mode()``][`Self::set_selection_mode()`]).
    /// In addition to selection with the arrow keys, [`IconView`][crate::IconView] supports
    /// rubberband selection, which is controlled by dragging the pointer.
    ///
    /// Note that if the tree model is backed by an actual tree store (as
    /// opposed to a flat list where the mapping to icons is obvious),
    /// [`IconView`][crate::IconView] will only display the first level of the tree and
    /// ignore the tree’s branches.
    ///
    /// # CSS nodes
    ///
    /// ```text
    /// iconview.view
    /// ╰── [rubberband]
    /// ```
    ///
    /// [`IconView`][crate::IconView] has a single CSS node with name iconview and style class .view.
    /// For rubberband selection, a subnode with name rubberband is used.
    ///
    /// # Implements
    ///
    /// [`WidgetExt`][trait@crate::prelude::WidgetExt], [`trait@glib::ObjectExt`], [`AccessibleExt`][trait@crate::prelude::AccessibleExt], [`BuildableExt`][trait@crate::prelude::BuildableExt], [`ConstraintTargetExt`][trait@crate::prelude::ConstraintTargetExt], [`CellLayoutExt`][trait@crate::prelude::CellLayoutExt], [`ScrollableExt`][trait@crate::prelude::ScrollableExt], [`WidgetExtManual`][trait@crate::prelude::WidgetExtManual], [`AccessibleExtManual`][trait@crate::prelude::AccessibleExtManual], [`CellLayoutExtManual`][trait@crate::prelude::CellLayoutExtManual]
    #[doc(alias = "GtkIconView")]
    pub struct IconView(Object<ffi::GtkIconView>) @extends Widget, @implements Accessible, Buildable, ConstraintTarget, CellLayout, Scrollable;

    match fn {
        type_ => || ffi::gtk_icon_view_get_type(),
    }
}

impl IconView {
    /// Creates a new [`IconView`][crate::IconView] widget
    ///
    /// # Returns
    ///
    /// A newly created [`IconView`][crate::IconView] widget
    #[doc(alias = "gtk_icon_view_new")]
    pub fn new() -> IconView {
        assert_initialized_main_thread!();
        unsafe { Widget::from_glib_none(ffi::gtk_icon_view_new()).unsafe_cast() }
    }

    /// Creates a new [`IconView`][crate::IconView] widget using the
    /// specified `area` to layout cells inside the icons.
    /// ## `area`
    /// the [`CellArea`][crate::CellArea] to use to layout cells
    ///
    /// # Returns
    ///
    /// A newly created [`IconView`][crate::IconView] widget
    #[doc(alias = "gtk_icon_view_new_with_area")]
    #[doc(alias = "new_with_area")]
    pub fn with_area(area: &impl IsA<CellArea>) -> IconView {
        skip_assert_initialized!();
        unsafe {
            Widget::from_glib_none(ffi::gtk_icon_view_new_with_area(
                area.as_ref().to_glib_none().0,
            ))
            .unsafe_cast()
        }
    }

    /// Creates a new [`IconView`][crate::IconView] widget with the model `model`.
    /// ## `model`
    /// The model.
    ///
    /// # Returns
    ///
    /// A newly created [`IconView`][crate::IconView] widget.
    #[doc(alias = "gtk_icon_view_new_with_model")]
    #[doc(alias = "new_with_model")]
    pub fn with_model(model: &impl IsA<TreeModel>) -> IconView {
        skip_assert_initialized!();
        unsafe {
            Widget::from_glib_none(ffi::gtk_icon_view_new_with_model(
                model.as_ref().to_glib_none().0,
            ))
            .unsafe_cast()
        }
    }

    // rustdoc-stripper-ignore-next
    /// Creates a new builder-pattern struct instance to construct [`IconView`] objects.
    ///
    /// This method returns an instance of [`IconViewBuilder`] which can be used to create [`IconView`] objects.
    pub fn builder() -> IconViewBuilder {
        IconViewBuilder::default()
    }

    /// Creates a `cairo_surface_t` representation of the item at `path`.
    /// This image is used for a drag icon.
    /// ## `path`
    /// a [`TreePath`][crate::TreePath] in `self`
    ///
    /// # Returns
    ///
    /// a newly-allocated surface of the drag icon.
    #[doc(alias = "gtk_icon_view_create_drag_icon")]
    pub fn create_drag_icon(&self, path: &TreePath) -> Option<gdk::Paintable> {
        unsafe {
            from_glib_full(ffi::gtk_icon_view_create_drag_icon(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            ))
        }
    }

    /// Turns `self` into a drop destination for automatic DND. Calling this
    /// method sets [`IconView`][crate::IconView]:reorderable to [`false`].
    /// ## `formats`
    /// the formats that the drag will support
    /// ## `actions`
    /// the bitmask of possible actions for a drag to this
    ///  widget
    #[doc(alias = "gtk_icon_view_enable_model_drag_dest")]
    pub fn enable_model_drag_dest(&self, formats: &gdk::ContentFormats, actions: gdk::DragAction) {
        unsafe {
            ffi::gtk_icon_view_enable_model_drag_dest(
                self.to_glib_none().0,
                formats.to_glib_none().0,
                actions.into_glib(),
            );
        }
    }

    /// Turns `self` into a drag source for automatic DND. Calling this
    /// method sets [`IconView`][crate::IconView]:reorderable to [`false`].
    /// ## `start_button_mask`
    /// Mask of allowed buttons to start drag
    /// ## `formats`
    /// the formats that the drag will support
    /// ## `actions`
    /// the bitmask of possible actions for a drag from this
    ///  widget
    #[doc(alias = "gtk_icon_view_enable_model_drag_source")]
    pub fn enable_model_drag_source(
        &self,
        start_button_mask: gdk::ModifierType,
        formats: &gdk::ContentFormats,
        actions: gdk::DragAction,
    ) {
        unsafe {
            ffi::gtk_icon_view_enable_model_drag_source(
                self.to_glib_none().0,
                start_button_mask.into_glib(),
                formats.to_glib_none().0,
                actions.into_glib(),
            );
        }
    }

    /// Gets the setting set by [`set_activate_on_single_click()`][Self::set_activate_on_single_click()].
    ///
    /// # Returns
    ///
    /// [`true`] if item-activated will be emitted on a single click
    #[doc(alias = "gtk_icon_view_get_activate_on_single_click")]
    #[doc(alias = "get_activate_on_single_click")]
    pub fn activates_on_single_click(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_icon_view_get_activate_on_single_click(
                self.to_glib_none().0,
            ))
        }
    }

    /// Fills the bounding rectangle in widget coordinates for the cell specified by
    /// `path` and `cell`. If `cell` is [`None`] the main cell area is used.
    ///
    /// This function is only valid if `self` is realized.
    /// ## `path`
    /// a [`TreePath`][crate::TreePath]
    /// ## `cell`
    /// a [`CellRenderer`][crate::CellRenderer]
    ///
    /// # Returns
    ///
    /// [`false`] if there is no such item, [`true`] otherwise
    ///
    /// ## `rect`
    /// rectangle to fill with cell rect
    #[doc(alias = "gtk_icon_view_get_cell_rect")]
    #[doc(alias = "get_cell_rect")]
    pub fn cell_rect(
        &self,
        path: &TreePath,
        cell: Option<&impl IsA<CellRenderer>>,
    ) -> Option<gdk::Rectangle> {
        unsafe {
            let mut rect = gdk::Rectangle::uninitialized();
            let ret = from_glib(ffi::gtk_icon_view_get_cell_rect(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
                cell.map(|p| p.as_ref()).to_glib_none().0,
                rect.to_glib_none_mut().0,
            ));
            if ret {
                Some(rect)
            } else {
                None
            }
        }
    }

    /// Returns the value of the ::column-spacing property.
    ///
    /// # Returns
    ///
    /// the space between columns
    #[doc(alias = "gtk_icon_view_get_column_spacing")]
    #[doc(alias = "get_column_spacing")]
    pub fn column_spacing(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_column_spacing(self.to_glib_none().0) }
    }

    /// Returns the value of the ::columns property.
    ///
    /// # Returns
    ///
    /// the number of columns, or -1
    #[doc(alias = "gtk_icon_view_get_columns")]
    #[doc(alias = "get_columns")]
    pub fn columns(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_columns(self.to_glib_none().0) }
    }

    /// Fills in `path` and `cell` with the current cursor path and cell.
    /// If the cursor isn’t currently set, then *`path` will be [`None`].
    /// If no cell currently has focus, then *`cell` will be [`None`].
    ///
    /// The returned [`TreePath`][crate::TreePath] must be freed with `gtk_tree_path_free()`.
    ///
    /// # Returns
    ///
    /// [`true`] if the cursor is set.
    ///
    /// ## `path`
    /// Return location for the current
    ///  cursor path
    ///
    /// ## `cell`
    /// Return location the current
    ///  focus cell
    #[doc(alias = "gtk_icon_view_get_cursor")]
    #[doc(alias = "get_cursor")]
    pub fn cursor(&self) -> Option<(TreePath, CellRenderer)> {
        unsafe {
            let mut path = ptr::null_mut();
            let mut cell = ptr::null_mut();
            let ret = from_glib(ffi::gtk_icon_view_get_cursor(
                self.to_glib_none().0,
                &mut path,
                &mut cell,
            ));
            if ret {
                Some((from_glib_full(path), from_glib_none(cell)))
            } else {
                None
            }
        }
    }

    /// Determines the destination item for a given position.
    /// ## `drag_x`
    /// the position to determine the destination item for
    /// ## `drag_y`
    /// the position to determine the destination item for
    ///
    /// # Returns
    ///
    /// whether there is an item at the given position.
    ///
    /// ## `path`
    /// Return location for the path of the item
    ///
    /// ## `pos`
    /// Return location for the drop position
    #[doc(alias = "gtk_icon_view_get_dest_item_at_pos")]
    #[doc(alias = "get_dest_item_at_pos")]
    pub fn dest_item_at_pos(
        &self,
        drag_x: i32,
        drag_y: i32,
    ) -> Option<(TreePath, IconViewDropPosition)> {
        unsafe {
            let mut path = ptr::null_mut();
            let mut pos = mem::MaybeUninit::uninit();
            let ret = from_glib(ffi::gtk_icon_view_get_dest_item_at_pos(
                self.to_glib_none().0,
                drag_x,
                drag_y,
                &mut path,
                pos.as_mut_ptr(),
            ));
            let pos = pos.assume_init();
            if ret {
                Some((from_glib_full(path), from_glib(pos)))
            } else {
                None
            }
        }
    }

    /// Gets information about the item that is highlighted for feedback.
    ///
    /// # Returns
    ///
    ///
    /// ## `path`
    /// Return location for the path of
    ///  the highlighted item
    ///
    /// ## `pos`
    /// Return location for the drop position
    #[doc(alias = "gtk_icon_view_get_drag_dest_item")]
    #[doc(alias = "get_drag_dest_item")]
    pub fn drag_dest_item(&self) -> (TreePath, IconViewDropPosition) {
        unsafe {
            let mut path = ptr::null_mut();
            let mut pos = mem::MaybeUninit::uninit();
            ffi::gtk_icon_view_get_drag_dest_item(
                self.to_glib_none().0,
                &mut path,
                pos.as_mut_ptr(),
            );
            let pos = pos.assume_init();
            (from_glib_full(path), from_glib(pos))
        }
    }

    /// Gets the path and cell for the icon at the given position.
    /// ## `x`
    /// The x position to be identified
    /// ## `y`
    /// The y position to be identified
    ///
    /// # Returns
    ///
    /// [`true`] if an item exists at the specified position
    ///
    /// ## `path`
    /// Return location for the path
    ///
    /// ## `cell`
    /// Return location for the renderer
    ///  responsible for the cell at (`x`, `y`)
    #[doc(alias = "gtk_icon_view_get_item_at_pos")]
    #[doc(alias = "get_item_at_pos")]
    pub fn item_at_pos(&self, x: i32, y: i32) -> Option<(TreePath, CellRenderer)> {
        unsafe {
            let mut path = ptr::null_mut();
            let mut cell = ptr::null_mut();
            let ret = from_glib(ffi::gtk_icon_view_get_item_at_pos(
                self.to_glib_none().0,
                x,
                y,
                &mut path,
                &mut cell,
            ));
            if ret {
                Some((from_glib_full(path), from_glib_none(cell)))
            } else {
                None
            }
        }
    }

    /// Gets the column in which the item `path` is currently
    /// displayed. Column numbers start at 0.
    /// ## `path`
    /// the [`TreePath`][crate::TreePath] of the item
    ///
    /// # Returns
    ///
    /// The column in which the item is displayed
    #[doc(alias = "gtk_icon_view_get_item_column")]
    #[doc(alias = "get_item_column")]
    pub fn item_column(&self, path: &TreePath) -> i32 {
        unsafe {
            ffi::gtk_icon_view_get_item_column(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            )
        }
    }

    /// Returns the value of the ::item-orientation property which determines
    /// whether the labels are drawn beside the icons instead of below.
    ///
    /// # Returns
    ///
    /// the relative position of texts and icons
    #[doc(alias = "gtk_icon_view_get_item_orientation")]
    #[doc(alias = "get_item_orientation")]
    pub fn item_orientation(&self) -> Orientation {
        unsafe {
            from_glib(ffi::gtk_icon_view_get_item_orientation(
                self.to_glib_none().0,
            ))
        }
    }

    /// Returns the value of the ::item-padding property.
    ///
    /// # Returns
    ///
    /// the padding around items
    #[doc(alias = "gtk_icon_view_get_item_padding")]
    #[doc(alias = "get_item_padding")]
    pub fn item_padding(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_item_padding(self.to_glib_none().0) }
    }

    /// Gets the row in which the item `path` is currently
    /// displayed. Row numbers start at 0.
    /// ## `path`
    /// the [`TreePath`][crate::TreePath] of the item
    ///
    /// # Returns
    ///
    /// The row in which the item is displayed
    #[doc(alias = "gtk_icon_view_get_item_row")]
    #[doc(alias = "get_item_row")]
    pub fn item_row(&self, path: &TreePath) -> i32 {
        unsafe {
            ffi::gtk_icon_view_get_item_row(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            )
        }
    }

    /// Returns the value of the ::item-width property.
    ///
    /// # Returns
    ///
    /// the width of a single item, or -1
    #[doc(alias = "gtk_icon_view_get_item_width")]
    #[doc(alias = "get_item_width")]
    pub fn item_width(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_item_width(self.to_glib_none().0) }
    }

    /// Returns the value of the ::margin property.
    ///
    /// # Returns
    ///
    /// the space at the borders
    #[doc(alias = "gtk_icon_view_get_margin")]
    #[doc(alias = "get_margin")]
    pub fn margin(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_margin(self.to_glib_none().0) }
    }

    /// Returns the column with markup text for `self`.
    ///
    /// # Returns
    ///
    /// the markup column, or -1 if it’s unset.
    #[doc(alias = "gtk_icon_view_get_markup_column")]
    #[doc(alias = "get_markup_column")]
    pub fn markup_column(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_markup_column(self.to_glib_none().0) }
    }

    /// Returns the model the [`IconView`][crate::IconView] is based on. Returns [`None`] if the
    /// model is unset.
    ///
    /// # Returns
    ///
    /// The currently used [`TreeModel`][crate::TreeModel]
    #[doc(alias = "gtk_icon_view_get_model")]
    #[doc(alias = "get_model")]
    pub fn model(&self) -> Option<TreeModel> {
        unsafe { from_glib_none(ffi::gtk_icon_view_get_model(self.to_glib_none().0)) }
    }

    /// Gets the path for the icon at the given position.
    /// ## `x`
    /// The x position to be identified
    /// ## `y`
    /// The y position to be identified
    ///
    /// # Returns
    ///
    /// The [`TreePath`][crate::TreePath] corresponding
    /// to the icon or [`None`] if no icon exists at that position.
    #[doc(alias = "gtk_icon_view_get_path_at_pos")]
    #[doc(alias = "get_path_at_pos")]
    pub fn path_at_pos(&self, x: i32, y: i32) -> Option<TreePath> {
        unsafe {
            from_glib_full(ffi::gtk_icon_view_get_path_at_pos(
                self.to_glib_none().0,
                x,
                y,
            ))
        }
    }

    /// Returns the column with pixbufs for `self`.
    ///
    /// # Returns
    ///
    /// the pixbuf column, or -1 if it’s unset.
    #[doc(alias = "gtk_icon_view_get_pixbuf_column")]
    #[doc(alias = "get_pixbuf_column")]
    pub fn pixbuf_column(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_pixbuf_column(self.to_glib_none().0) }
    }

    /// Retrieves whether the user can reorder the list via drag-and-drop.
    /// See [`set_reorderable()`][Self::set_reorderable()].
    ///
    /// # Returns
    ///
    /// [`true`] if the list can be reordered.
    #[doc(alias = "gtk_icon_view_get_reorderable")]
    #[doc(alias = "get_reorderable")]
    pub fn is_reorderable(&self) -> bool {
        unsafe { from_glib(ffi::gtk_icon_view_get_reorderable(self.to_glib_none().0)) }
    }

    /// Returns the value of the ::row-spacing property.
    ///
    /// # Returns
    ///
    /// the space between rows
    #[doc(alias = "gtk_icon_view_get_row_spacing")]
    #[doc(alias = "get_row_spacing")]
    pub fn row_spacing(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_row_spacing(self.to_glib_none().0) }
    }

    /// Creates a list of paths of all selected items. Additionally, if you are
    /// planning on modifying the model after calling this function, you may
    /// want to convert the returned list into a list of `GtkTreeRowReferences`.
    /// To do this, you can use [`TreeRowReference::new()`][crate::TreeRowReference::new()].
    ///
    /// To free the return value, use:
    ///
    ///
    /// **⚠️ The following code is in C ⚠️**
    ///
    /// ```C
    /// g_list_free_full (list, (GDestroyNotify) gtk_tree_path_free);
    /// ```
    ///
    /// # Returns
    ///
    /// A `GList` containing a [`TreePath`][crate::TreePath] for each selected row.
    #[doc(alias = "gtk_icon_view_get_selected_items")]
    #[doc(alias = "get_selected_items")]
    pub fn selected_items(&self) -> Vec<TreePath> {
        unsafe {
            FromGlibPtrContainer::from_glib_full(ffi::gtk_icon_view_get_selected_items(
                self.to_glib_none().0,
            ))
        }
    }

    /// Gets the selection mode of the `self`.
    ///
    /// # Returns
    ///
    /// the current selection mode
    #[doc(alias = "gtk_icon_view_get_selection_mode")]
    #[doc(alias = "get_selection_mode")]
    pub fn selection_mode(&self) -> SelectionMode {
        unsafe { from_glib(ffi::gtk_icon_view_get_selection_mode(self.to_glib_none().0)) }
    }

    /// Returns the value of the ::spacing property.
    ///
    /// # Returns
    ///
    /// the space between cells
    #[doc(alias = "gtk_icon_view_get_spacing")]
    #[doc(alias = "get_spacing")]
    pub fn spacing(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_spacing(self.to_glib_none().0) }
    }

    /// Returns the column with text for `self`.
    ///
    /// # Returns
    ///
    /// the text column, or -1 if it’s unset.
    #[doc(alias = "gtk_icon_view_get_text_column")]
    #[doc(alias = "get_text_column")]
    pub fn text_column(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_text_column(self.to_glib_none().0) }
    }

    /// Returns the column of `self`’s model which is being used for
    /// displaying tooltips on `self`’s rows.
    ///
    /// # Returns
    ///
    /// the index of the tooltip column that is currently being
    /// used, or -1 if this is disabled.
    #[doc(alias = "gtk_icon_view_get_tooltip_column")]
    #[doc(alias = "get_tooltip_column")]
    pub fn tooltip_column(&self) -> i32 {
        unsafe { ffi::gtk_icon_view_get_tooltip_column(self.to_glib_none().0) }
    }

    /// This function is supposed to be used in a `GtkWidget::query-tooltip`
    /// signal handler for [`IconView`][crate::IconView]. The `x`, `y` and `keyboard_tip` values
    /// which are received in the signal handler, should be passed to this
    /// function without modification.
    ///
    /// The return value indicates whether there is an icon view item at the given
    /// coordinates ([`true`]) or not ([`false`]) for mouse tooltips. For keyboard
    /// tooltips the item returned will be the cursor item. When [`true`], then any of
    /// `model`, `path` and `iter` which have been provided will be set to point to
    /// that row and the corresponding model.
    /// ## `x`
    /// the x coordinate (relative to widget coordinates)
    /// ## `y`
    /// the y coordinate (relative to widget coordinates)
    /// ## `keyboard_tip`
    /// whether this is a keyboard tooltip or not
    ///
    /// # Returns
    ///
    /// whether or not the given tooltip context points to an item
    ///
    /// ## `model`
    /// a pointer to receive a [`TreeModel`][crate::TreeModel]
    ///
    /// ## `path`
    /// a pointer to receive a [`TreePath`][crate::TreePath]
    ///
    /// ## `iter`
    /// a pointer to receive a [`TreeIter`][crate::TreeIter]
    #[doc(alias = "gtk_icon_view_get_tooltip_context")]
    #[doc(alias = "get_tooltip_context")]
    pub fn tooltip_context(
        &self,
        x: i32,
        y: i32,
        keyboard_tip: bool,
    ) -> Option<(TreeModel, TreePath, TreeIter)> {
        unsafe {
            let mut model = ptr::null_mut();
            let mut path = ptr::null_mut();
            let mut iter = TreeIter::uninitialized();
            let ret = from_glib(ffi::gtk_icon_view_get_tooltip_context(
                self.to_glib_none().0,
                x,
                y,
                keyboard_tip.into_glib(),
                &mut model,
                &mut path,
                iter.to_glib_none_mut().0,
            ));
            if ret {
                Some((from_glib_none(model), from_glib_full(path), iter))
            } else {
                None
            }
        }
    }

    /// Sets `start_path` and `end_path` to be the first and last visible path.
    /// Note that there may be invisible paths in between.
    ///
    /// Both paths should be freed with `gtk_tree_path_free()` after use.
    ///
    /// # Returns
    ///
    /// [`true`], if valid paths were placed in `start_path` and `end_path`
    ///
    /// ## `start_path`
    /// Return location for start of region
    ///
    /// ## `end_path`
    /// Return location for end of region
    #[doc(alias = "gtk_icon_view_get_visible_range")]
    #[doc(alias = "get_visible_range")]
    pub fn visible_range(&self) -> Option<(TreePath, TreePath)> {
        unsafe {
            let mut start_path = ptr::null_mut();
            let mut end_path = ptr::null_mut();
            let ret = from_glib(ffi::gtk_icon_view_get_visible_range(
                self.to_glib_none().0,
                &mut start_path,
                &mut end_path,
            ));
            if ret {
                Some((from_glib_full(start_path), from_glib_full(end_path)))
            } else {
                None
            }
        }
    }

    /// Activates the item determined by `path`.
    /// ## `path`
    /// The [`TreePath`][crate::TreePath] to be activated
    #[doc(alias = "gtk_icon_view_item_activated")]
    pub fn item_activated(&self, path: &TreePath) {
        unsafe {
            ffi::gtk_icon_view_item_activated(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            );
        }
    }

    /// Returns [`true`] if the icon pointed to by `path` is currently
    /// selected. If `path` does not point to a valid location, [`false`] is returned.
    /// ## `path`
    /// A [`TreePath`][crate::TreePath] to check selection on.
    ///
    /// # Returns
    ///
    /// [`true`] if `path` is selected.
    #[doc(alias = "gtk_icon_view_path_is_selected")]
    pub fn path_is_selected(&self, path: &TreePath) -> bool {
        unsafe {
            from_glib(ffi::gtk_icon_view_path_is_selected(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            ))
        }
    }

    /// Moves the alignments of `self` to the position specified by `path`.
    /// `row_align` determines where the row is placed, and `col_align` determines
    /// where `column` is placed. Both are expected to be between 0.0 and 1.0.
    /// 0.0 means left/top alignment, 1.0 means right/bottom alignment, 0.5 means
    /// center.
    ///
    /// If `use_align` is [`false`], then the alignment arguments are ignored, and the
    /// tree does the minimum amount of work to scroll the item onto the screen.
    /// This means that the item will be scrolled to the edge closest to its current
    /// position. If the item is currently visible on the screen, nothing is done.
    ///
    /// This function only works if the model is set, and `path` is a valid row on
    /// the model. If the model changes before the `self` is realized, the
    /// centered path will be modified to reflect this change.
    /// ## `path`
    /// The path of the item to move to.
    /// ## `use_align`
    /// whether to use alignment arguments, or [`false`].
    /// ## `row_align`
    /// The vertical alignment of the item specified by `path`.
    /// ## `col_align`
    /// The horizontal alignment of the item specified by `path`.
    #[doc(alias = "gtk_icon_view_scroll_to_path")]
    pub fn scroll_to_path(&self, path: &TreePath, use_align: bool, row_align: f32, col_align: f32) {
        unsafe {
            ffi::gtk_icon_view_scroll_to_path(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
                use_align.into_glib(),
                row_align,
                col_align,
            );
        }
    }

    /// Selects all the icons. `self` must has its selection mode set
    /// to [`SelectionMode::Multiple`][crate::SelectionMode::Multiple].
    #[doc(alias = "gtk_icon_view_select_all")]
    pub fn select_all(&self) {
        unsafe {
            ffi::gtk_icon_view_select_all(self.to_glib_none().0);
        }
    }

    /// Selects the row at `path`.
    /// ## `path`
    /// The [`TreePath`][crate::TreePath] to be selected.
    #[doc(alias = "gtk_icon_view_select_path")]
    pub fn select_path(&self, path: &TreePath) {
        unsafe {
            ffi::gtk_icon_view_select_path(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            );
        }
    }

    /// Calls a function for each selected icon. Note that the model or
    /// selection cannot be modified from within this function.
    /// ## `func`
    /// The function to call for each selected icon.
    #[doc(alias = "gtk_icon_view_selected_foreach")]
    pub fn selected_foreach<P: FnMut(&IconView, &TreePath)>(&self, func: P) {
        let func_data: P = func;
        unsafe extern "C" fn func_func<P: FnMut(&IconView, &TreePath)>(
            icon_view: *mut ffi::GtkIconView,
            path: *mut ffi::GtkTreePath,
            data: glib::ffi::gpointer,
        ) {
            let icon_view = from_glib_borrow(icon_view);
            let path = from_glib_borrow(path);
            let callback: *mut P = data as *const _ as usize as *mut P;
            (*callback)(&icon_view, &path);
        }
        let func = Some(func_func::<P> as _);
        let super_callback0: &P = &func_data;
        unsafe {
            ffi::gtk_icon_view_selected_foreach(
                self.to_glib_none().0,
                func,
                super_callback0 as *const _ as usize as *mut _,
            );
        }
    }

    /// Causes the [`IconView`][crate::IconView]::item-activated signal to be emitted on
    /// a single click instead of a double click.
    /// ## `single`
    /// [`true`] to emit item-activated on a single click
    #[doc(alias = "gtk_icon_view_set_activate_on_single_click")]
    pub fn set_activate_on_single_click(&self, single: bool) {
        unsafe {
            ffi::gtk_icon_view_set_activate_on_single_click(
                self.to_glib_none().0,
                single.into_glib(),
            );
        }
    }

    /// Sets the ::column-spacing property which specifies the space
    /// which is inserted between the columns of the icon view.
    /// ## `column_spacing`
    /// the column spacing
    #[doc(alias = "gtk_icon_view_set_column_spacing")]
    pub fn set_column_spacing(&self, column_spacing: i32) {
        unsafe {
            ffi::gtk_icon_view_set_column_spacing(self.to_glib_none().0, column_spacing);
        }
    }

    /// Sets the ::columns property which determines in how
    /// many columns the icons are arranged. If `columns` is
    /// -1, the number of columns will be chosen automatically
    /// to fill the available area.
    /// ## `columns`
    /// the number of columns
    #[doc(alias = "gtk_icon_view_set_columns")]
    pub fn set_columns(&self, columns: i32) {
        unsafe {
            ffi::gtk_icon_view_set_columns(self.to_glib_none().0, columns);
        }
    }

    /// Sets the current keyboard focus to be at `path`, and selects it. This is
    /// useful when you want to focus the user’s attention on a particular item.
    /// If `cell` is not [`None`], then focus is given to the cell specified by
    /// it. Additionally, if `start_editing` is [`true`], then editing should be
    /// started in the specified cell.
    ///
    /// This function is often followed by `gtk_widget_grab_focus
    /// (icon_view)` in order to give keyboard focus to the widget.
    /// Please note that editing can only happen when the widget is realized.
    /// ## `path`
    /// A [`TreePath`][crate::TreePath]
    /// ## `cell`
    /// One of the cell renderers of `self`
    /// ## `start_editing`
    /// [`true`] if the specified cell should start being edited.
    #[doc(alias = "gtk_icon_view_set_cursor")]
    pub fn set_cursor(
        &self,
        path: &TreePath,
        cell: Option<&impl IsA<CellRenderer>>,
        start_editing: bool,
    ) {
        unsafe {
            ffi::gtk_icon_view_set_cursor(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
                cell.map(|p| p.as_ref()).to_glib_none().0,
                start_editing.into_glib(),
            );
        }
    }

    /// Sets the item that is highlighted for feedback.
    /// ## `path`
    /// The path of the item to highlight
    /// ## `pos`
    /// Specifies where to drop, relative to the item
    #[doc(alias = "gtk_icon_view_set_drag_dest_item")]
    pub fn set_drag_dest_item(&self, path: Option<&TreePath>, pos: IconViewDropPosition) {
        unsafe {
            ffi::gtk_icon_view_set_drag_dest_item(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
                pos.into_glib(),
            );
        }
    }

    /// Sets the ::item-orientation property which determines whether the labels
    /// are drawn beside the icons instead of below.
    /// ## `orientation`
    /// the relative position of texts and icons
    #[doc(alias = "gtk_icon_view_set_item_orientation")]
    pub fn set_item_orientation(&self, orientation: Orientation) {
        unsafe {
            ffi::gtk_icon_view_set_item_orientation(self.to_glib_none().0, orientation.into_glib());
        }
    }

    /// Sets the [`IconView`][crate::IconView]:item-padding property which specifies the padding
    /// around each of the icon view’s items.
    /// ## `item_padding`
    /// the item padding
    #[doc(alias = "gtk_icon_view_set_item_padding")]
    pub fn set_item_padding(&self, item_padding: i32) {
        unsafe {
            ffi::gtk_icon_view_set_item_padding(self.to_glib_none().0, item_padding);
        }
    }

    /// Sets the ::item-width property which specifies the width
    /// to use for each item. If it is set to -1, the icon view will
    /// automatically determine a suitable item size.
    /// ## `item_width`
    /// the width for each item
    #[doc(alias = "gtk_icon_view_set_item_width")]
    pub fn set_item_width(&self, item_width: i32) {
        unsafe {
            ffi::gtk_icon_view_set_item_width(self.to_glib_none().0, item_width);
        }
    }

    /// Sets the ::margin property which specifies the space
    /// which is inserted at the top, bottom, left and right
    /// of the icon view.
    /// ## `margin`
    /// the margin
    #[doc(alias = "gtk_icon_view_set_margin")]
    pub fn set_margin(&self, margin: i32) {
        unsafe {
            ffi::gtk_icon_view_set_margin(self.to_glib_none().0, margin);
        }
    }

    /// Sets the column with markup information for `self` to be
    /// `column`. The markup column must be of type `G_TYPE_STRING`.
    /// If the markup column is set to something, it overrides
    /// the text column set by [`set_text_column()`][Self::set_text_column()].
    /// ## `column`
    /// A column in the currently used model, or -1 to display no text
    #[doc(alias = "gtk_icon_view_set_markup_column")]
    pub fn set_markup_column(&self, column: i32) {
        unsafe {
            ffi::gtk_icon_view_set_markup_column(self.to_glib_none().0, column);
        }
    }

    /// Sets the model for a [`IconView`][crate::IconView].
    /// If the `self` already has a model set, it will remove
    /// it before setting the new model. If `model` is [`None`], then
    /// it will unset the old model.
    /// ## `model`
    /// The model.
    #[doc(alias = "gtk_icon_view_set_model")]
    pub fn set_model(&self, model: Option<&impl IsA<TreeModel>>) {
        unsafe {
            ffi::gtk_icon_view_set_model(
                self.to_glib_none().0,
                model.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    /// Sets the column with pixbufs for `self` to be `column`. The pixbuf
    /// column must be of type `GDK_TYPE_PIXBUF`
    /// ## `column`
    /// A column in the currently used model, or -1 to disable
    #[doc(alias = "gtk_icon_view_set_pixbuf_column")]
    pub fn set_pixbuf_column(&self, column: i32) {
        unsafe {
            ffi::gtk_icon_view_set_pixbuf_column(self.to_glib_none().0, column);
        }
    }

    /// This function is a convenience function to allow you to reorder models that
    /// support the `GtkTreeDragSourceIface` and the `GtkTreeDragDestIface`. Both
    /// [`TreeStore`][crate::TreeStore] and [`ListStore`][crate::ListStore] support these. If `reorderable` is [`true`], then
    /// the user can reorder the model by dragging and dropping rows. The
    /// developer can listen to these changes by connecting to the model's
    /// row_inserted and row_deleted signals. The reordering is implemented by setting up
    /// the icon view as a drag source and destination. Therefore, drag and
    /// drop can not be used in a reorderable view for any other purpose.
    ///
    /// This function does not give you any degree of control over the order -- any
    /// reordering is allowed. If more control is needed, you should probably
    /// handle drag and drop manually.
    /// ## `reorderable`
    /// [`true`], if the list of items can be reordered.
    #[doc(alias = "gtk_icon_view_set_reorderable")]
    pub fn set_reorderable(&self, reorderable: bool) {
        unsafe {
            ffi::gtk_icon_view_set_reorderable(self.to_glib_none().0, reorderable.into_glib());
        }
    }

    /// Sets the ::row-spacing property which specifies the space
    /// which is inserted between the rows of the icon view.
    /// ## `row_spacing`
    /// the row spacing
    #[doc(alias = "gtk_icon_view_set_row_spacing")]
    pub fn set_row_spacing(&self, row_spacing: i32) {
        unsafe {
            ffi::gtk_icon_view_set_row_spacing(self.to_glib_none().0, row_spacing);
        }
    }

    /// Sets the selection mode of the `self`.
    /// ## `mode`
    /// The selection mode
    #[doc(alias = "gtk_icon_view_set_selection_mode")]
    pub fn set_selection_mode(&self, mode: SelectionMode) {
        unsafe {
            ffi::gtk_icon_view_set_selection_mode(self.to_glib_none().0, mode.into_glib());
        }
    }

    /// Sets the ::spacing property which specifies the space
    /// which is inserted between the cells (i.e. the icon and
    /// the text) of an item.
    /// ## `spacing`
    /// the spacing
    #[doc(alias = "gtk_icon_view_set_spacing")]
    pub fn set_spacing(&self, spacing: i32) {
        unsafe {
            ffi::gtk_icon_view_set_spacing(self.to_glib_none().0, spacing);
        }
    }

    /// Sets the column with text for `self` to be `column`. The text
    /// column must be of type `G_TYPE_STRING`.
    /// ## `column`
    /// A column in the currently used model, or -1 to display no text
    #[doc(alias = "gtk_icon_view_set_text_column")]
    pub fn set_text_column(&self, column: i32) {
        unsafe {
            ffi::gtk_icon_view_set_text_column(self.to_glib_none().0, column);
        }
    }

    /// Sets the tip area of `tooltip` to the area which `cell` occupies in
    /// the item pointed to by `path`. See also [`Tooltip::set_tip_area()`][crate::Tooltip::set_tip_area()].
    ///
    /// See also [`set_tooltip_column()`][Self::set_tooltip_column()] for a simpler alternative.
    /// ## `tooltip`
    /// a [`Tooltip`][crate::Tooltip]
    /// ## `path`
    /// a [`TreePath`][crate::TreePath]
    /// ## `cell`
    /// a [`CellRenderer`][crate::CellRenderer]
    #[doc(alias = "gtk_icon_view_set_tooltip_cell")]
    pub fn set_tooltip_cell(
        &self,
        tooltip: &Tooltip,
        path: &TreePath,
        cell: Option<&impl IsA<CellRenderer>>,
    ) {
        unsafe {
            ffi::gtk_icon_view_set_tooltip_cell(
                self.to_glib_none().0,
                tooltip.to_glib_none().0,
                mut_override(path.to_glib_none().0),
                cell.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    /// If you only plan to have simple (text-only) tooltips on full items, you
    /// can use this function to have [`IconView`][crate::IconView] handle these automatically
    /// for you. `column` should be set to the column in `self`’s model
    /// containing the tooltip texts, or -1 to disable this feature.
    ///
    /// When enabled, `GtkWidget:has-tooltip` will be set to [`true`] and
    /// `self` will connect a `GtkWidget::query-tooltip` signal handler.
    ///
    /// Note that the signal handler sets the text with [`Tooltip::set_markup()`][crate::Tooltip::set_markup()],
    /// so &, <, etc have to be escaped in the text.
    /// ## `column`
    /// an integer, which is a valid column number for `self`’s model
    #[doc(alias = "gtk_icon_view_set_tooltip_column")]
    pub fn set_tooltip_column(&self, column: i32) {
        unsafe {
            ffi::gtk_icon_view_set_tooltip_column(self.to_glib_none().0, column);
        }
    }

    /// Sets the tip area of `tooltip` to be the area covered by the item at `path`.
    /// See also [`set_tooltip_column()`][Self::set_tooltip_column()] for a simpler alternative.
    /// See also [`Tooltip::set_tip_area()`][crate::Tooltip::set_tip_area()].
    /// ## `tooltip`
    /// a [`Tooltip`][crate::Tooltip]
    /// ## `path`
    /// a [`TreePath`][crate::TreePath]
    #[doc(alias = "gtk_icon_view_set_tooltip_item")]
    pub fn set_tooltip_item(&self, tooltip: &Tooltip, path: &TreePath) {
        unsafe {
            ffi::gtk_icon_view_set_tooltip_item(
                self.to_glib_none().0,
                tooltip.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            );
        }
    }

    /// Unselects all the icons.
    #[doc(alias = "gtk_icon_view_unselect_all")]
    pub fn unselect_all(&self) {
        unsafe {
            ffi::gtk_icon_view_unselect_all(self.to_glib_none().0);
        }
    }

    /// Unselects the row at `path`.
    /// ## `path`
    /// The [`TreePath`][crate::TreePath] to be unselected.
    #[doc(alias = "gtk_icon_view_unselect_path")]
    pub fn unselect_path(&self, path: &TreePath) {
        unsafe {
            ffi::gtk_icon_view_unselect_path(
                self.to_glib_none().0,
                mut_override(path.to_glib_none().0),
            );
        }
    }

    /// Undoes the effect of [`enable_model_drag_dest()`][Self::enable_model_drag_dest()]. Calling this
    /// method sets [`IconView`][crate::IconView]:reorderable to [`false`].
    #[doc(alias = "gtk_icon_view_unset_model_drag_dest")]
    pub fn unset_model_drag_dest(&self) {
        unsafe {
            ffi::gtk_icon_view_unset_model_drag_dest(self.to_glib_none().0);
        }
    }

    /// Undoes the effect of [`enable_model_drag_source()`][Self::enable_model_drag_source()]. Calling this
    /// method sets [`IconView`][crate::IconView]:reorderable to [`false`].
    #[doc(alias = "gtk_icon_view_unset_model_drag_source")]
    pub fn unset_model_drag_source(&self) {
        unsafe {
            ffi::gtk_icon_view_unset_model_drag_source(self.to_glib_none().0);
        }
    }

    /// The [`CellArea`][crate::CellArea] used to layout cell renderers for this view.
    ///
    /// If no area is specified when creating the icon view with [`with_area()`][Self::with_area()]
    /// a [`CellAreaBox`][crate::CellAreaBox] will be used.
    #[doc(alias = "cell-area")]
    pub fn cell_area(&self) -> Option<CellArea> {
        unsafe {
            let mut value = glib::Value::from_type(<CellArea as StaticType>::static_type());
            glib::gobject_ffi::g_object_get_property(
                self.as_ptr() as *mut glib::gobject_ffi::GObject,
                b"cell-area\0".as_ptr() as *const _,
                value.to_glib_none_mut().0,
            );
            value
                .get()
                .expect("Return Value for property `cell-area` getter")
        }
    }

    /// A [keybinding signal][`SignalAction`][crate::SignalAction]
    /// which gets emitted when the user activates the currently
    /// focused item.
    ///
    /// Applications should not connect to it, but may emit it with
    /// `g_signal_emit_by_name()` if they need to control activation
    /// programmatically.
    ///
    /// The default bindings for this signal are Space, Return and Enter.
    #[doc(alias = "activate-cursor-item")]
    pub fn connect_activate_cursor_item<F: Fn(&Self) -> bool + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn activate_cursor_item_trampoline<F: Fn(&IconView) -> bool + 'static>(
            this: *mut ffi::GtkIconView,
            f: glib::ffi::gpointer,
        ) -> glib::ffi::gboolean {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this)).into_glib()
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"activate-cursor-item\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    activate_cursor_item_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn emit_activate_cursor_item(&self) -> bool {
        let res = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("activate-cursor-item", &[])
                .unwrap()
        };
        res.unwrap()
            .get()
            .expect("Return Value for `emit_activate_cursor_item`")
    }

    /// The ::item-activated signal is emitted when the method
    /// [`item_activated()`][Self::item_activated()] is called, when the user double
    /// clicks an item with the "activate-on-single-click" property set
    /// to [`false`], or when the user single clicks an item when the
    /// "activate-on-single-click" property set to [`true`]. It is also
    /// emitted when a non-editable item is selected and one of the keys:
    /// Space, Return or Enter is pressed.
    /// ## `path`
    /// the [`TreePath`][crate::TreePath] for the activated item
    #[doc(alias = "item-activated")]
    pub fn connect_item_activated<F: Fn(&Self, &TreePath) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn item_activated_trampoline<F: Fn(&IconView, &TreePath) + 'static>(
            this: *mut ffi::GtkIconView,
            path: *mut ffi::GtkTreePath,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this), &from_glib_borrow(path))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"item-activated\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    item_activated_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    /// The ::move-cursor signal is a
    /// [keybinding signal][`SignalAction`][crate::SignalAction]
    /// which gets emitted when the user initiates a cursor movement.
    ///
    /// Applications should not connect to it, but may emit it with
    /// `g_signal_emit_by_name()` if they need to control the cursor
    /// programmatically.
    ///
    /// The default bindings for this signal include
    /// - Arrow keys which move by individual steps
    /// - Home/End keys which move to the first/last item
    /// - PageUp/PageDown which move by "pages"
    /// All of these will extend the selection when combined with
    /// the Shift modifier.
    /// ## `step`
    /// the granularity of the move, as a [`MovementStep`][crate::MovementStep]
    /// ## `count`
    /// the number of `step` units to move
    /// ## `extend`
    /// whether to extend the selection
    /// ## `modify`
    /// whether to modify the selection
    #[doc(alias = "move-cursor")]
    pub fn connect_move_cursor<F: Fn(&Self, MovementStep, i32, bool, bool) -> bool + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn move_cursor_trampoline<
            F: Fn(&IconView, MovementStep, i32, bool, bool) -> bool + 'static,
        >(
            this: *mut ffi::GtkIconView,
            step: ffi::GtkMovementStep,
            count: libc::c_int,
            extend: glib::ffi::gboolean,
            modify: glib::ffi::gboolean,
            f: glib::ffi::gpointer,
        ) -> glib::ffi::gboolean {
            let f: &F = &*(f as *const F);
            f(
                &from_glib_borrow(this),
                from_glib(step),
                count,
                from_glib(extend),
                from_glib(modify),
            )
            .into_glib()
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"move-cursor\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    move_cursor_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn emit_move_cursor(
        &self,
        step: MovementStep,
        count: i32,
        extend: bool,
        modify: bool,
    ) -> bool {
        let res = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("move-cursor", &[&step, &count, &extend, &modify])
                .unwrap()
        };
        res.unwrap()
            .get()
            .expect("Return Value for `emit_move_cursor`")
    }

    /// A [keybinding signal][class.Gtk.SignalAction]
    /// which gets emitted when the user selects all items.
    ///
    /// Applications should not connect to it, but may emit it with
    /// `g_signal_emit_by_name()` if they need to control selection
    /// programmatically.
    ///
    /// The default binding for this signal is Ctrl-a.
    #[doc(alias = "select-all")]
    pub fn connect_select_all<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn select_all_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"select-all\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    select_all_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn emit_select_all(&self) {
        let _ = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("select-all", &[])
                .unwrap()
        };
    }

    /// A [keybinding signal][`SignalAction`][crate::SignalAction]
    /// which gets emitted when the user selects the item that is currently
    /// focused.
    ///
    /// Applications should not connect to it, but may emit it with
    /// `g_signal_emit_by_name()` if they need to control selection
    /// programmatically.
    ///
    /// There is no default binding for this signal.
    #[doc(alias = "select-cursor-item")]
    pub fn connect_select_cursor_item<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn select_cursor_item_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"select-cursor-item\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    select_cursor_item_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn emit_select_cursor_item(&self) {
        let _ = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("select-cursor-item", &[])
                .unwrap()
        };
    }

    /// The ::selection-changed signal is emitted when the selection
    /// (i.e. the set of selected items) changes.
    #[doc(alias = "selection-changed")]
    pub fn connect_selection_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn selection_changed_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"selection-changed\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    selection_changed_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    /// A [keybinding signal][`SignalAction`][crate::SignalAction]
    /// which gets emitted when the user toggles whether the currently
    /// focused item is selected or not. The exact effect of this
    /// depend on the selection mode.
    ///
    /// Applications should not connect to it, but may emit it with
    /// `g_signal_emit_by_name()` if they need to control selection
    /// programmatically.
    ///
    /// There is no default binding for this signal is Ctrl-Space.
    #[doc(alias = "toggle-cursor-item")]
    pub fn connect_toggle_cursor_item<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn toggle_cursor_item_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"toggle-cursor-item\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    toggle_cursor_item_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn emit_toggle_cursor_item(&self) {
        let _ = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("toggle-cursor-item", &[])
                .unwrap()
        };
    }

    /// A [keybinding signal][`SignalAction`][crate::SignalAction]
    /// which gets emitted when the user unselects all items.
    ///
    /// Applications should not connect to it, but may emit it with
    /// `g_signal_emit_by_name()` if they need to control selection
    /// programmatically.
    ///
    /// The default binding for this signal is Ctrl-Shift-a.
    #[doc(alias = "unselect-all")]
    pub fn connect_unselect_all<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn unselect_all_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"unselect-all\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    unselect_all_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    pub fn emit_unselect_all(&self) {
        let _ = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("unselect-all", &[])
                .unwrap()
        };
    }

    #[doc(alias = "activate-on-single-click")]
    pub fn connect_activate_on_single_click_notify<F: Fn(&Self) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_activate_on_single_click_trampoline<
            F: Fn(&IconView) + 'static,
        >(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::activate-on-single-click\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_activate_on_single_click_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "column-spacing")]
    pub fn connect_column_spacing_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_column_spacing_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::column-spacing\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_column_spacing_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "columns")]
    pub fn connect_columns_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_columns_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::columns\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_columns_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "item-orientation")]
    pub fn connect_item_orientation_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_item_orientation_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::item-orientation\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_item_orientation_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "item-padding")]
    pub fn connect_item_padding_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_item_padding_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::item-padding\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_item_padding_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "item-width")]
    pub fn connect_item_width_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_item_width_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::item-width\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_item_width_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "margin")]
    pub fn connect_margin_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_margin_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::margin\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_margin_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "markup-column")]
    pub fn connect_markup_column_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_markup_column_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::markup-column\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_markup_column_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "model")]
    pub fn connect_model_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_model_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::model\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_model_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "pixbuf-column")]
    pub fn connect_pixbuf_column_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_pixbuf_column_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::pixbuf-column\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_pixbuf_column_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "reorderable")]
    pub fn connect_reorderable_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_reorderable_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::reorderable\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_reorderable_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "row-spacing")]
    pub fn connect_row_spacing_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_row_spacing_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::row-spacing\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_row_spacing_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "selection-mode")]
    pub fn connect_selection_mode_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_selection_mode_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::selection-mode\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_selection_mode_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "spacing")]
    pub fn connect_spacing_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_spacing_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::spacing\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_spacing_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "text-column")]
    pub fn connect_text_column_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_text_column_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::text-column\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_text_column_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "tooltip-column")]
    pub fn connect_tooltip_column_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_tooltip_column_trampoline<F: Fn(&IconView) + 'static>(
            this: *mut ffi::GtkIconView,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::tooltip-column\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_tooltip_column_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl Default for IconView {
    fn default() -> Self {
        Self::new()
    }
}

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`IconView`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
pub struct IconViewBuilder {
    activate_on_single_click: Option<bool>,
    cell_area: Option<CellArea>,
    column_spacing: Option<i32>,
    columns: Option<i32>,
    item_orientation: Option<Orientation>,
    item_padding: Option<i32>,
    item_width: Option<i32>,
    margin: Option<i32>,
    markup_column: Option<i32>,
    model: Option<TreeModel>,
    pixbuf_column: Option<i32>,
    reorderable: Option<bool>,
    row_spacing: Option<i32>,
    selection_mode: Option<SelectionMode>,
    spacing: Option<i32>,
    text_column: Option<i32>,
    tooltip_column: Option<i32>,
    can_focus: Option<bool>,
    can_target: Option<bool>,
    css_classes: Option<Vec<String>>,
    css_name: Option<String>,
    cursor: Option<gdk::Cursor>,
    focus_on_click: Option<bool>,
    focusable: Option<bool>,
    halign: Option<Align>,
    has_tooltip: Option<bool>,
    height_request: Option<i32>,
    hexpand: Option<bool>,
    hexpand_set: Option<bool>,
    layout_manager: Option<LayoutManager>,
    margin_bottom: Option<i32>,
    margin_end: Option<i32>,
    margin_start: Option<i32>,
    margin_top: Option<i32>,
    name: Option<String>,
    opacity: Option<f64>,
    overflow: Option<Overflow>,
    receives_default: Option<bool>,
    sensitive: Option<bool>,
    tooltip_markup: Option<String>,
    tooltip_text: Option<String>,
    valign: Option<Align>,
    vexpand: Option<bool>,
    vexpand_set: Option<bool>,
    visible: Option<bool>,
    width_request: Option<i32>,
    accessible_role: Option<AccessibleRole>,
    hadjustment: Option<Adjustment>,
    hscroll_policy: Option<ScrollablePolicy>,
    vadjustment: Option<Adjustment>,
    vscroll_policy: Option<ScrollablePolicy>,
}

impl IconViewBuilder {
    // rustdoc-stripper-ignore-next
    /// Create a new [`IconViewBuilder`].
    pub fn new() -> Self {
        Self::default()
    }

    // rustdoc-stripper-ignore-next
    /// Build the [`IconView`].
    pub fn build(self) -> IconView {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        if let Some(ref activate_on_single_click) = self.activate_on_single_click {
            properties.push(("activate-on-single-click", activate_on_single_click));
        }
        if let Some(ref cell_area) = self.cell_area {
            properties.push(("cell-area", cell_area));
        }
        if let Some(ref column_spacing) = self.column_spacing {
            properties.push(("column-spacing", column_spacing));
        }
        if let Some(ref columns) = self.columns {
            properties.push(("columns", columns));
        }
        if let Some(ref item_orientation) = self.item_orientation {
            properties.push(("item-orientation", item_orientation));
        }
        if let Some(ref item_padding) = self.item_padding {
            properties.push(("item-padding", item_padding));
        }
        if let Some(ref item_width) = self.item_width {
            properties.push(("item-width", item_width));
        }
        if let Some(ref margin) = self.margin {
            properties.push(("margin", margin));
        }
        if let Some(ref markup_column) = self.markup_column {
            properties.push(("markup-column", markup_column));
        }
        if let Some(ref model) = self.model {
            properties.push(("model", model));
        }
        if let Some(ref pixbuf_column) = self.pixbuf_column {
            properties.push(("pixbuf-column", pixbuf_column));
        }
        if let Some(ref reorderable) = self.reorderable {
            properties.push(("reorderable", reorderable));
        }
        if let Some(ref row_spacing) = self.row_spacing {
            properties.push(("row-spacing", row_spacing));
        }
        if let Some(ref selection_mode) = self.selection_mode {
            properties.push(("selection-mode", selection_mode));
        }
        if let Some(ref spacing) = self.spacing {
            properties.push(("spacing", spacing));
        }
        if let Some(ref text_column) = self.text_column {
            properties.push(("text-column", text_column));
        }
        if let Some(ref tooltip_column) = self.tooltip_column {
            properties.push(("tooltip-column", tooltip_column));
        }
        if let Some(ref can_focus) = self.can_focus {
            properties.push(("can-focus", can_focus));
        }
        if let Some(ref can_target) = self.can_target {
            properties.push(("can-target", can_target));
        }
        if let Some(ref css_classes) = self.css_classes {
            properties.push(("css-classes", css_classes));
        }
        if let Some(ref css_name) = self.css_name {
            properties.push(("css-name", css_name));
        }
        if let Some(ref cursor) = self.cursor {
            properties.push(("cursor", cursor));
        }
        if let Some(ref focus_on_click) = self.focus_on_click {
            properties.push(("focus-on-click", focus_on_click));
        }
        if let Some(ref focusable) = self.focusable {
            properties.push(("focusable", focusable));
        }
        if let Some(ref halign) = self.halign {
            properties.push(("halign", halign));
        }
        if let Some(ref has_tooltip) = self.has_tooltip {
            properties.push(("has-tooltip", has_tooltip));
        }
        if let Some(ref height_request) = self.height_request {
            properties.push(("height-request", height_request));
        }
        if let Some(ref hexpand) = self.hexpand {
            properties.push(("hexpand", hexpand));
        }
        if let Some(ref hexpand_set) = self.hexpand_set {
            properties.push(("hexpand-set", hexpand_set));
        }
        if let Some(ref layout_manager) = self.layout_manager {
            properties.push(("layout-manager", layout_manager));
        }
        if let Some(ref margin_bottom) = self.margin_bottom {
            properties.push(("margin-bottom", margin_bottom));
        }
        if let Some(ref margin_end) = self.margin_end {
            properties.push(("margin-end", margin_end));
        }
        if let Some(ref margin_start) = self.margin_start {
            properties.push(("margin-start", margin_start));
        }
        if let Some(ref margin_top) = self.margin_top {
            properties.push(("margin-top", margin_top));
        }
        if let Some(ref name) = self.name {
            properties.push(("name", name));
        }
        if let Some(ref opacity) = self.opacity {
            properties.push(("opacity", opacity));
        }
        if let Some(ref overflow) = self.overflow {
            properties.push(("overflow", overflow));
        }
        if let Some(ref receives_default) = self.receives_default {
            properties.push(("receives-default", receives_default));
        }
        if let Some(ref sensitive) = self.sensitive {
            properties.push(("sensitive", sensitive));
        }
        if let Some(ref tooltip_markup) = self.tooltip_markup {
            properties.push(("tooltip-markup", tooltip_markup));
        }
        if let Some(ref tooltip_text) = self.tooltip_text {
            properties.push(("tooltip-text", tooltip_text));
        }
        if let Some(ref valign) = self.valign {
            properties.push(("valign", valign));
        }
        if let Some(ref vexpand) = self.vexpand {
            properties.push(("vexpand", vexpand));
        }
        if let Some(ref vexpand_set) = self.vexpand_set {
            properties.push(("vexpand-set", vexpand_set));
        }
        if let Some(ref visible) = self.visible {
            properties.push(("visible", visible));
        }
        if let Some(ref width_request) = self.width_request {
            properties.push(("width-request", width_request));
        }
        if let Some(ref accessible_role) = self.accessible_role {
            properties.push(("accessible-role", accessible_role));
        }
        if let Some(ref hadjustment) = self.hadjustment {
            properties.push(("hadjustment", hadjustment));
        }
        if let Some(ref hscroll_policy) = self.hscroll_policy {
            properties.push(("hscroll-policy", hscroll_policy));
        }
        if let Some(ref vadjustment) = self.vadjustment {
            properties.push(("vadjustment", vadjustment));
        }
        if let Some(ref vscroll_policy) = self.vscroll_policy {
            properties.push(("vscroll-policy", vscroll_policy));
        }
        glib::Object::new::<IconView>(&properties)
            .expect("Failed to create an instance of IconView")
    }

    /// The activate-on-single-click property specifies whether the "item-activated" signal
    /// will be emitted after a single click.
    pub fn activate_on_single_click(mut self, activate_on_single_click: bool) -> Self {
        self.activate_on_single_click = Some(activate_on_single_click);
        self
    }

    /// The [`CellArea`][crate::CellArea] used to layout cell renderers for this view.
    ///
    /// If no area is specified when creating the icon view with [`IconView::with_area()`][crate::IconView::with_area()]
    /// a [`CellAreaBox`][crate::CellAreaBox] will be used.
    pub fn cell_area(mut self, cell_area: &impl IsA<CellArea>) -> Self {
        self.cell_area = Some(cell_area.clone().upcast());
        self
    }

    /// The column-spacing property specifies the space which is inserted between
    /// the columns of the icon view.
    pub fn column_spacing(mut self, column_spacing: i32) -> Self {
        self.column_spacing = Some(column_spacing);
        self
    }

    /// The columns property contains the number of the columns in which the
    /// items should be displayed. If it is -1, the number of columns will
    /// be chosen automatically to fill the available area.
    pub fn columns(mut self, columns: i32) -> Self {
        self.columns = Some(columns);
        self
    }

    /// The item-orientation property specifies how the cells (i.e. the icon and
    /// the text) of the item are positioned relative to each other.
    pub fn item_orientation(mut self, item_orientation: Orientation) -> Self {
        self.item_orientation = Some(item_orientation);
        self
    }

    /// The item-padding property specifies the padding around each
    /// of the icon view's item.
    pub fn item_padding(mut self, item_padding: i32) -> Self {
        self.item_padding = Some(item_padding);
        self
    }

    /// The item-width property specifies the width to use for each item.
    /// If it is set to -1, the icon view will automatically determine a
    /// suitable item size.
    pub fn item_width(mut self, item_width: i32) -> Self {
        self.item_width = Some(item_width);
        self
    }

    /// The margin property specifies the space which is inserted
    /// at the edges of the icon view.
    pub fn margin(mut self, margin: i32) -> Self {
        self.margin = Some(margin);
        self
    }

    /// The ::markup-column property contains the number of the model column
    /// containing markup information to be displayed. The markup column must be
    /// of type `G_TYPE_STRING`. If this property and the :text-column property
    /// are both set to column numbers, it overrides the text column.
    /// If both are set to -1, no texts are displayed.
    pub fn markup_column(mut self, markup_column: i32) -> Self {
        self.markup_column = Some(markup_column);
        self
    }

    pub fn model(mut self, model: &impl IsA<TreeModel>) -> Self {
        self.model = Some(model.clone().upcast());
        self
    }

    /// The ::pixbuf-column property contains the number of the model column
    /// containing the pixbufs which are displayed. The pixbuf column must be
    /// of type `GDK_TYPE_PIXBUF`. Setting this property to -1 turns off the
    /// display of pixbufs.
    pub fn pixbuf_column(mut self, pixbuf_column: i32) -> Self {
        self.pixbuf_column = Some(pixbuf_column);
        self
    }

    /// The reorderable property specifies if the items can be reordered
    /// by DND.
    pub fn reorderable(mut self, reorderable: bool) -> Self {
        self.reorderable = Some(reorderable);
        self
    }

    /// The row-spacing property specifies the space which is inserted between
    /// the rows of the icon view.
    pub fn row_spacing(mut self, row_spacing: i32) -> Self {
        self.row_spacing = Some(row_spacing);
        self
    }

    /// The ::selection-mode property specifies the selection mode of
    /// icon view. If the mode is [`SelectionMode::Multiple`][crate::SelectionMode::Multiple], rubberband selection
    /// is enabled, for the other modes, only keyboard selection is possible.
    pub fn selection_mode(mut self, selection_mode: SelectionMode) -> Self {
        self.selection_mode = Some(selection_mode);
        self
    }

    /// The spacing property specifies the space which is inserted between
    /// the cells (i.e. the icon and the text) of an item.
    pub fn spacing(mut self, spacing: i32) -> Self {
        self.spacing = Some(spacing);
        self
    }

    /// The ::text-column property contains the number of the model column
    /// containing the texts which are displayed. The text column must be
    /// of type `G_TYPE_STRING`. If this property and the :markup-column
    /// property are both set to -1, no texts are displayed.
    pub fn text_column(mut self, text_column: i32) -> Self {
        self.text_column = Some(text_column);
        self
    }

    pub fn tooltip_column(mut self, tooltip_column: i32) -> Self {
        self.tooltip_column = Some(tooltip_column);
        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_focus(mut self, can_focus: bool) -> Self {
        self.can_focus = Some(can_focus);
        self
    }

    /// Whether the widget can receive pointer events.
    pub fn can_target(mut self, can_target: bool) -> Self {
        self.can_target = Some(can_target);
        self
    }

    /// A list of css classes applied to this widget.
    pub fn css_classes(mut self, css_classes: Vec<String>) -> Self {
        self.css_classes = Some(css_classes);
        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 css_name(mut self, css_name: &str) -> Self {
        self.css_name = Some(css_name.to_string());
        self
    }

    /// The cursor used by `widget`.
    pub fn cursor(mut self, cursor: &gdk::Cursor) -> Self {
        self.cursor = Some(cursor.clone());
        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 focus_on_click(mut self, focus_on_click: bool) -> Self {
        self.focus_on_click = Some(focus_on_click);
        self
    }

    /// Whether this widget itself will accept the input focus.
    pub fn focusable(mut self, focusable: bool) -> Self {
        self.focusable = Some(focusable);
        self
    }

    /// How to distribute horizontal space if widget gets extra space.
    pub fn halign(mut self, halign: Align) -> Self {
        self.halign = Some(halign);
        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 `signal::Widget::query-tooltip` to
    /// determine whether it will provide a tooltip or not.
    pub fn has_tooltip(mut self, has_tooltip: bool) -> Self {
        self.has_tooltip = Some(has_tooltip);
        self
    }

    /// Override for height request of the widget.
    ///
    /// If this is -1, the natural request will be used.
    pub fn height_request(mut self, height_request: i32) -> Self {
        self.height_request = Some(height_request);
        self
    }

    /// Whether to expand horizontally.
    pub fn hexpand(mut self, hexpand: bool) -> Self {
        self.hexpand = Some(hexpand);
        self
    }

    /// Whether to use the `hexpand` property.
    pub fn hexpand_set(mut self, hexpand_set: bool) -> Self {
        self.hexpand_set = Some(hexpand_set);
        self
    }

    /// The [`LayoutManager`][crate::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 layout_manager(mut self, layout_manager: &impl IsA<LayoutManager>) -> Self {
        self.layout_manager = Some(layout_manager.clone().upcast());
        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()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_bottom(mut self, margin_bottom: i32) -> Self {
        self.margin_bottom = Some(margin_bottom);
        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()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_end(mut self, margin_end: i32) -> Self {
        self.margin_end = Some(margin_end);
        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()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_start(mut self, margin_start: i32) -> Self {
        self.margin_start = Some(margin_start);
        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()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_top(mut self, margin_top: i32) -> Self {
        self.margin_top = Some(margin_top);
        self
    }

    /// The name of the widget.
    pub fn name(mut self, name: &str) -> Self {
        self.name = Some(name.to_string());
        self
    }

    /// The requested opacity of the widget.
    pub fn opacity(mut self, opacity: f64) -> Self {
        self.opacity = Some(opacity);
        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 overflow(mut self, overflow: Overflow) -> Self {
        self.overflow = Some(overflow);
        self
    }

    /// Whether the widget will receive the default action when it is focused.
    pub fn receives_default(mut self, receives_default: bool) -> Self {
        self.receives_default = Some(receives_default);
        self
    }

    /// Whether the widget responds to input.
    pub fn sensitive(mut self, sensitive: bool) -> Self {
        self.sensitive = Some(sensitive);
        self
    }

    /// Sets the text of tooltip to be the given string, which is marked up
    /// with Pango markup.
    ///
    /// Also see [``Tooltip::set_markup()``][crate::`Tooltip::set_markup()`].
    ///
    /// This is a convenience property which will take care of getting the
    /// tooltip shown if the given string is not [`None`]:
    /// `property::Widget::has-tooltip` will automatically be set to [`true`]
    /// and there will be taken care of `signal::Widget::query-tooltip` in
    /// the default signal handler.
    ///
    /// Note that if both `property::Widget::tooltip-text` and
    /// `property::Widget::tooltip-markup` are set, the last one wins.
    pub fn tooltip_markup(mut self, tooltip_markup: &str) -> Self {
        self.tooltip_markup = Some(tooltip_markup.to_string());
        self
    }

    /// Sets the text of tooltip to be the given string.
    ///
    /// Also see [``Tooltip::set_text()``][crate::`Tooltip::set_text()`].
    ///
    /// This is a convenience property which will take care of getting the
    /// tooltip shown if the given string is not [`None`]:
    /// `property::Widget::has-tooltip` will automatically be set to [`true`]
    /// and there will be taken care of `signal::Widget::query-tooltip` in
    /// the default signal handler.
    ///
    /// Note that if both `property::Widget::tooltip-text` and
    /// `property::Widget::tooltip-markup` are set, the last one wins.
    pub fn tooltip_text(mut self, tooltip_text: &str) -> Self {
        self.tooltip_text = Some(tooltip_text.to_string());
        self
    }

    /// How to distribute vertical space if widget gets extra space.
    pub fn valign(mut self, valign: Align) -> Self {
        self.valign = Some(valign);
        self
    }

    /// Whether to expand vertically.
    pub fn vexpand(mut self, vexpand: bool) -> Self {
        self.vexpand = Some(vexpand);
        self
    }

    /// Whether to use the `vexpand` property.
    pub fn vexpand_set(mut self, vexpand_set: bool) -> Self {
        self.vexpand_set = Some(vexpand_set);
        self
    }

    /// Whether the widget is visible.
    pub fn visible(mut self, visible: bool) -> Self {
        self.visible = Some(visible);
        self
    }

    /// Override for width request of the widget.
    ///
    /// If this is -1, the natural request will be used.
    pub fn width_request(mut self, width_request: i32) -> Self {
        self.width_request = Some(width_request);
        self
    }

    /// The accessible role of the given [`Accessible`][crate::Accessible] implementation.
    ///
    /// The accessible role cannot be changed once set.
    pub fn accessible_role(mut self, accessible_role: AccessibleRole) -> Self {
        self.accessible_role = Some(accessible_role);
        self
    }

    /// Horizontal [`Adjustment`][crate::Adjustment] of the scrollable widget.
    ///
    /// This adjustment is shared between the scrollable widget and its parent.
    pub fn hadjustment(mut self, hadjustment: &impl IsA<Adjustment>) -> Self {
        self.hadjustment = Some(hadjustment.clone().upcast());
        self
    }

    /// Determines when horizontal scrolling should start.
    pub fn hscroll_policy(mut self, hscroll_policy: ScrollablePolicy) -> Self {
        self.hscroll_policy = Some(hscroll_policy);
        self
    }

    /// Vertical [`Adjustment`][crate::Adjustment] of the scrollable widget.
    ///
    /// This adjustment is shared between the scrollable widget and its parent.
    pub fn vadjustment(mut self, vadjustment: &impl IsA<Adjustment>) -> Self {
        self.vadjustment = Some(vadjustment.clone().upcast());
        self
    }

    /// Determines when vertical scrolling should start.
    pub fn vscroll_policy(mut self, vscroll_policy: ScrollablePolicy) -> Self {
        self.vscroll_policy = Some(vscroll_policy);
        self
    }
}

impl fmt::Display for IconView {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("IconView")
    }
}