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core: Allow arrow keys in edit boxes

This commit is contained in:
Nathan Adams 2020-10-31 23:59:02 +01:00 committed by Mike Welsh
parent 5592a6ca9d
commit e856968f75
1 changed files with 32 additions and 1 deletions
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33
core/src/display_object/edit_text.rs
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@ -6,7 +6,7 @@ use crate::backend::input::MouseCursor;
use crate::context::{RenderContext, UpdateContext};
use crate::display_object::{DisplayObjectBase, TDisplayObject};
use crate::drawing::Drawing;
use crate::events::{ClipEvent, ClipEventResult};
use crate::events::{ButtonKeyCode, ClipEvent, ClipEventResult, KeyCode};
use crate::font::{round_down_to_pixel, Glyph};
use crate::html::{BoxBounds, FormatSpans, LayoutBox, LayoutContent, TextFormat};
use crate::prelude::*;
@ -1334,6 +1334,37 @@ impl<'gc> TDisplayObject<'gc> for EditText<'gc> {
}
ClipEventResult::Handled
}
ClipEvent::KeyPress { key_code } => {
let mut text = self.0.write(context.gc_context);
let selection = text.selection;
if let Some(mut selection) = selection {
let length = text.text_spans.text().len();
match key_code {
ButtonKeyCode::Left if selection.to > 0 => {
if context.input.is_key_down(KeyCode::Shift) {
selection.to -= 1;
} else {
selection.to -= 1;
selection.from = selection.to;
}
}
ButtonKeyCode::Right if selection.to < length => {
if context.input.is_key_down(KeyCode::Shift) {
selection.to += 1;
} else {
selection.to += 1;
selection.from = selection.to;
}
}
_ => {}
}
selection.clamp(length);
text.selection = Some(selection);
ClipEventResult::Handled
} else {
ClipEventResult::NotHandled
}
}
_ => ClipEventResult::NotHandled,
}
}