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Move IME candidate window following text cursor (#258)

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* egui_web: enable IME support on web.

* Move candidate window following text cursor.

* Preclude too frequent agent movement.

* IME candidate window move on native app.
This commit is contained in:
Lin Han
2021-03-30 14:48:55 +08:00
committed by GitHub
parent 1c60dc8d66
commit 22cd1a8e10
6 changed files with 74 additions and 11 deletions
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4
egui_glium/src/backend.rs
View File

@@ -212,7 +212,7 @@ pub fn run(mut app: Box<dyn epi::App>) -> ! {
set_cursor_icon(&display, egui_output.cursor_icon);
current_cursor_icon = egui_output.cursor_icon;
handle_output(egui_output, clipboard.as_mut());
handle_output(egui_output, clipboard.as_mut(), &display);
// TODO: handle app_output
// eprintln!("Warmed up in {} ms", warm_up_start.elapsed().as_millis())
@@ -289,7 +289,7 @@ pub fn run(mut app: Box<dyn epi::App>) -> ! {
set_cursor_icon(&display, egui_output.cursor_icon);
current_cursor_icon = egui_output.cursor_icon;
}
handle_output(egui_output, clipboard.as_mut());
handle_output(egui_output, clipboard.as_mut(), &display);
#[cfg(feature = "persistence")]
if let Some(storage) = &mut storage {

13
egui_glium/src/lib.rs
View File

@@ -303,7 +303,11 @@ fn set_cursor_icon(display: &glium::backend::glutin::Display, cursor_icon: egui:
}
}
pub fn handle_output(output: egui::Output, clipboard: Option<&mut ClipboardContext>) {
pub fn handle_output(
output: egui::Output,
clipboard: Option<&mut ClipboardContext>,
display: &glium::Display,
) {
if let Some(open) = output.open_url {
if let Err(err) = webbrowser::open(&open.url) {
eprintln!("Failed to open url: {}", err);
@@ -317,6 +321,13 @@ pub fn handle_output(output: egui::Output, clipboard: Option<&mut ClipboardConte
}
}
}
if let Some(egui::Pos2 { x, y }) = output.text_cursor {
display
.gl_window()
.window()
.set_ime_position(glium::glutin::dpi::LogicalPosition { x, y })
}
}
pub fn init_clipboard() -> Option<ClipboardContext> {