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implement link color change on mouse hover

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yggverse 2024-12-04 07:29:20 +02:00
parent 19d2b74880
commit 9d8f2498e8
1 changed files with 34 additions and 3 deletions
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37
src/app/browser/window/tab/item/page/content/text/gemini/reader.rs
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@ -19,10 +19,10 @@ use gemtext::line::{
quote::Quote,
};
use gtk::{
gdk::{BUTTON_MIDDLE, BUTTON_PRIMARY},
gdk::{BUTTON_MIDDLE, BUTTON_PRIMARY, RGBA},
gio::Cancellable,
glib::{TimeZone, Uri},
prelude::{TextBufferExt, TextBufferExtManual, TextViewExt, WidgetExt},
prelude::{TextBufferExt, TextBufferExtManual, TextTagExt, TextViewExt, WidgetExt},
EventControllerMotion, GestureClick, TextBuffer, TextTag, TextWindowType, UriLauncher, Window,
WrapMode,
};
@ -33,6 +33,10 @@ pub const EXTERNAL_LINK_INDICATOR: &str = "⇖";
pub const LIST_ITEM: &str = "•";
pub const NEW_LINE: &str = "\n";
// @TODO use accent colors in adw 1.6 / ubuntu 24.10+
const LINK_COLOR_DEFAULT: (f32, f32, f32, f32) = (53.0, 132.0, 228.0, 1.0);
const LINK_COLOR_ONHOVER: (f32, f32, f32, f32) = (53.0, 132.0, 228.0, 0.9);
pub struct Reader {
pub title: Option<String>,
pub widget: Rc<Widget>,
@ -54,6 +58,12 @@ impl Reader {
// Init multiline code builder features
let mut multiline = None;
// Init colors
let link_color = (
new_rgba_from(LINK_COLOR_DEFAULT),
new_rgba_from(LINK_COLOR_ONHOVER),
);
// Init syntect highlight features
let syntax = Syntax::new();
@ -223,7 +233,7 @@ impl Reader {
// Create new tag for new link
let a = TextTag::builder()
.foreground("#3584e4")
.foreground_rgba(&link_color.0)
// .foreground_rgba(&adw::StyleManager::default().accent_color_rgba()) @TODO adw 1.6 / ubuntu 24.10+
.sentence(true)
.wrap_mode(WrapMode::Word)
@ -389,10 +399,19 @@ impl Reader {
window_y as i32,
);
// Reset link colors to default
for (tag, _) in _links_.iter() {
tag.set_foreground_rgba(Some(&link_color.0));
}
// Apply hover effect
if let Some(iter) = text_view.iter_at_location(buffer_x, buffer_y) {
for tag in iter.tags() {
// Tag is link
if let Some(uri) = _links_.get(&tag) {
// Toggle color
tag.set_foreground_rgba(Some(&link_color.1));
// Toggle cursor
text_view.set_cursor_from_name(Some("pointer"));
@ -418,3 +437,15 @@ impl Reader {
Ok(Self { title, widget })
}
}
// Private helpers
/// Create new [RGBA](https://docs.gtk.org/gdk4/struct.RGBA.html) from tuple
fn new_rgba_from(value: (f32, f32, f32, f32)) -> RGBA {
// Extract values
let (r, g, b, a) = value;
/* @TODO #1931
RGBA::new(r, g, b, a)*/
RGBA::parse(format!("rgba({r},{g},{b},{a})")).unwrap()
}