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Enable navigation with left- and rightclick

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This commit is contained in:
Julian Mutter 2023-10-21 15:16:23 +02:00
parent c3928880fb
commit 65543ce205
1 changed files with 25 additions and 6 deletions
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31
src/ui.rs
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@ -65,7 +65,19 @@ fn update_page_status(ui: &Ui) {
ui.drawing_area.queue_draw();
}
fn process_touch(ui: &mut Ui, x: f64, y: f64) {
fn process_right_click(ui: &mut Ui, x: f64, y: f64) {
if ui.document_canvas.is_none() {
return;
}
let doc = ui.document_canvas.as_mut().unwrap();
if doc.current_page_number > 1 {
doc.current_page_number -= 1;
}
update_page_status(ui);
}
fn process_left_click(ui: &mut Ui, x: f64, y: f64) {
if ui.document_canvas.is_none() {
return;
}
@ -115,13 +127,20 @@ impl Ui {
app_wrapper.append(&ui.borrow().bottom_bar);
ui.borrow().bottom_bar.append(&ui.borrow().page_indicator);
let click = gtk4::GestureClick::new();
click.set_button(0);
click.connect_pressed(glib::clone!(@weak ui => @default-panic, move |_, _, x, y| {
process_touch(&mut ui.borrow_mut(), x, y);
let click_left = gtk4::GestureClick::new();
click_left.set_button(1);
click_left.connect_pressed(glib::clone!(@weak ui => @default-panic, move |_, _, x, y| {
process_left_click(&mut ui.borrow_mut(), x, y);
}));
ui.borrow().drawing_area.add_controller(click);
let click_right = gtk4::GestureClick::new();
click_right.set_button(3);
click_right.connect_pressed(glib::clone!(@weak ui => @default-panic, move |_, _, x, y| {
process_right_click(&mut ui.borrow_mut(), x, y);
}));
ui.borrow().drawing_area.add_controller(click_left);
ui.borrow().drawing_area.add_controller(click_right);
ui.borrow().drawing_area.set_draw_func(
glib::clone!(@weak ui => move |area, context, _, _| {