@charset "UTF-8";

@mixin item-hover-middle {
	@if $new-highlight {
		background-color: gtk("@theme_selected_bg_color");
		border-left-color: gtk("@theme_selected_fg_color");
		border-top-color: gtk("@theme_selected_fg_color");
	} @else {
		background-color: gtkalpha(
			gtk("@theme_selected_bg_color"),
			0.3
		);
		border-left-color: gtk("@theme_fg_color");
		border-top-color: gtk("@theme_fg_color");
	}
}

@mixin item-selected-middle {
	@if $new-highlight {
		background-color: gtkalpha(
			gtk("@theme_button_decoration_focus"),
			0.3
		);
		color: gtk("@theme_button_foreground_active");
		border: 1px solid gtk("@theme_button_decoration_focus");
		border-left: 0;
		border-right: 0;
		border-radius: 0px;
	} @else {
		background-color: gtk("@theme_selected_bg_color");
		border-left-color: gtk("@theme_selected_fg_color");
		border-top-color: gtk("@theme_selected_fg_color");
	}
}

@mixin item-selected-middle-backdrop {
	@if $new-highlight {
		background-color: gtkalpha(
			gtk("@theme_button_decoration_focus_backdrop"),
			0.3
		);
		color: gtk("@theme_button_foreground_active_backdrop");
		border: 1px
			solid
			gtk("@theme_button_decoration_focus_backdrop");
		border-left: 0;
		border-right: 0;
		border-radius: 0px;
	} @else {
		background-color: gtk(
			"@theme_unfocused_selected_bg_color"
		);
		border-left-color: gtk(
			"@theme_unfocused_selected_fg_color"
		);
		border-top-color: gtk(
			"@theme_unfocused_selected_fg_color"
		);
	}
}

/**************
 * Tree Views *
 **************/
treeview.view {
	-GtkTreeview-grid-line-width: 0;
	-GtkTreeview-grid-line-pattern: "";
	-GtkTreeview-tree-line-width: 1;
	-GtkTreeview-tree-line-pattern: "";
	-GtkTreeview-expander-size: 16;

	border-left-color: gtk(
		"@borders"
	); // this is actually the tree lines color,
	border-top-color: transparent; // while this is the grid lines color, better then nothing

	rubberband {
		@extend rubberband;
	} // to avoid borders being overridden by the previously set props

	&:selected {
		border-radius: 0;
	} // rest border radius in lists

	&:hover {
		@include item-hover-middle();
	}

	&:selected {
		@include item-selected-middle();
	}

	&:backdrop:selected {
		@include item-selected-middle-backdrop();
	}

	&:disabled {
		color: gtk("@insensitive_fg_color");
		&:selected {
			color: gtk("@insensitive_selected_fg_color");
			&:backdrop {
				color: gtk(
					"@insensitive_unfocused_selected_fg_color"
				);
			}
		}
		&:backdrop {
			color: gtk("@insensitive_unfocused_fg_color");
		}
	}
	&.separator {
		min-height: 2px;
		color: gtk("@borders");
	}
	&.separator:backdrop {
		color: gtk("@unfocused_borders");
	}

	&:backdrop {
		border-left-color: gtk("@unfocused_borders");
	}

	&:drop(active) {
		border-style: solid none;
		border-width: 1px;
		border-color: gtk("@theme_button_decoration_hover");
	}

	&.expander {
		// GtkTreeView uses the larger of the expander’s min-width and min-height
		min-width: 16px;
		min-height: 16px;
		-gtk-icon-source: -gtk-icontheme($arrow_right);
		color: gtk("@theme_fg_color");
		&:dir(rtl) {
			-gtk-icon-source: -gtk-icontheme(
				"go-next-rtl-symbolic"
			);
		}
		&:hover {
			color: gtk("@theme_button_decoration_hover");
		}
		&:selected {
			color: gtk("@theme_selected_fg_color");
		}
		&:checked {
			-gtk-icon-source: -gtk-icontheme($arrow_down);
			&:selected {
				color: gtk("@theme_selected_fg_color");
			}
		}
	}
	header {
		button {
			@extend %column_header_button;
			color: gtk("@theme_button_foreground_normal");
			background-color: gtk(
				"@theme_button_background_normal"
			);
			text-shadow: none;
			box-shadow: none;
			&:hover {
				@extend %column_header_button;
				color: gtk("@theme_button_foreground_normal");
				background-color: gtkalpha(
					gtk("@theme_button_decoration_hover"),
					0.5
				);
				box-shadow: none;
			}
			&:active {
				@extend %column_header_button;
				color: gtk("@theme_button_foreground_normal");
				background-color: gtkalpha(
					gtk("@theme_button_decoration_hover"),
					0.5
				);
			}
		}
		button:last-child {
			&:backdrop,
			& {
				border-right-style: none;
			}
		}
	}
	button.dnd,
	header.button.dnd {
		// for treeview-like derive widgets
		&:active,
		&:selected,
		&:hover,
		& {
			padding: 0 6px;
			color: gtk("@theme_selected_fg_color");
			background-image: none;
			background-color: gtk("@theme_selected_bg_color");
			border-style: none;
			border-radius: 0;
			box-shadow: none;
			text-shadow: none;
		}
	}
}

%column_header_button {
	padding: 6px;
	border-style: none solid solid none;
	border-radius: 0;
	background-image: none;
	border-color: gtk("@borders");
	text-shadow: none;
	&:disabled {
		border-color: gtk("@insensitive_borders");
		color: gtk("@theme_button_foreground_insensitive");
		background-color: gtk(
			"@theme_button_background_insensitive"
		);
		background-image: none;
	}
	&:backdrop {
		border-color: gtk("@unfocused_borders");
		border-style: none solid solid none;
		color: gtk("@theme_button_foreground_backdrop");
		background-image: none;
		background-color: gtk(
			"@theme_button_background_backdrop"
		);
		&:disabled {
			border-color: gtk("@unfocused_insensitive_borders");
			background-image: none;
			background-color: gtk(
				"@theme_button_background_backdrop_insensitive"
			);
			color: gtk(
				"@theme_button_foreground_backdrop_insensitive"
			);
		}
	}
}
