Module: ui.widgets.label

Source: ./ui/widgets/label.reef

Overview

ui/widgets/label.reef - Text display widget Part of reef-stdlib UI module

The Label widget displays static or dynamic text. It supports:

Single-line and multi-line text
Text alignment (left, center, right)
Text wrapping
Themed colors and fonts

Note: Text rendering requires a font to be loaded. The paint method draws a placeholder rectangle when no font is available.

Types

TextAlign (enum)

Variants:

Left
Center
Right

Objects

Label

Extends: widget.Widget

Fields:

Name	Type
`text`	`string`
`align`	`TextAlign`
`multiline`	`bool`
`wrap`	`bool`
`custom_color`	`core.Color`
`use_custom_color`	`bool`
`font_size`	`float`
`use_custom_font`	`bool`

`proc init(id: widget.WidgetId, text: string)`

Methods:

`override shared fn kind(): string`

`override exclusive proc paint(surf: surface.Surface, th: theme.Theme)`

Functions

`fn text_align_left(): TextAlign`

`fn text_align_center(): TextAlign`

`fn text_align_right(): TextAlign`

`fn label(text: string): Label`

`fn label_with_align(text: string, align: TextAlign): Label`

`fn label_multiline(text: string, wrap: bool): Label`

`fn label_text(l: Label): string`

`fn label_align(l: Label): TextAlign`

`fn label_is_multiline(l: Label): bool`

`fn label_wraps(l: Label): bool`

`fn label_set_text(l: Label, text: string): Label`

`fn label_set_align(l: Label, align: TextAlign): Label`

`fn label_set_multiline(l: Label, multiline: bool): Label`

`fn label_set_wrap(l: Label, wrap: bool): Label`

`fn label_set_color(l: Label, color: core.Color): Label`

`fn label_set_font_size(l: Label, size: float): Label`

`fn label_get_id(l: Label): widget.WidgetId`

`fn label_get_state(l: Label): widget.WidgetState`

`fn label_get_bounds(l: Label): core.Rect`

`fn label_preferred_size(l: Label, th: theme.Theme): core.Size`

`fn label_layout(l: Label, constraints: layout.Constraints, th: theme.Theme): Label`

`fn label_handle_event(l: Label, e: event.Event): widget.EventResult`

`fn get_text_color(l: Label, th: theme.Theme): core.Color`

`fn get_font_size(l: Label, th: theme.Theme): float`

`fn string_length(s: string): int`

String length helper (count characters until null)

Procedures

`proc label_paint(l: Label, surf: surface.Surface, th: theme.Theme)`

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