migrations/egui
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Viewports example:

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* fix typo
* fix == instead of !=
* added a spinner, to see if the redraw request are working as supposed to!
This commit is contained in:
Konkitoman
2023-10-18 15:20:21 +03:00
parent 7f1a1e3b2e
commit 701d31a887
1 changed files with 12 additions and 4 deletions
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16
examples/viewports/src/main.rs
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@@ -23,7 +23,7 @@ pub struct App {
impl eframe::App for App { impl eframe::App for App {
fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) { fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
egui::CentralPanel::default().show(ctx, |ui| { egui::CentralPanel::default().show(ctx, |ui| {
generic_ui(ui, "Central Pannel"); generic_ui(ui, "Central Panel");
ui.label("Look at the \"Frame: \" will tell you, what viewport is rendering!"); ui.label("Look at the \"Frame: \" will tell you, what viewport is rendering!");
{ {
let mut force_embedding = ctx.force_embedding(); let mut force_embedding = ctx.force_embedding();
@@ -336,8 +336,18 @@ fn generic_ui(ui: &mut egui::Ui, container_id: impl Into<Id>) {
outer_rect.size() outer_rect.size()
)); ));
let container_id = container_id.into();
let ctx = ui.ctx().clone(); let ctx = ui.ctx().clone();
if ctx.viewport_id() == ctx.parent_viewport_id() {
let mut show_spinner =
ui.data_mut(|data| *data.get_temp_mut_or(container_id.with("show_spinner"), false));
ui.checkbox(&mut show_spinner, "Show Spinner");
if show_spinner {
ui.spinner();
}
ui.data_mut(|data| data.insert_temp(container_id.with("show_spinner"), show_spinner));
if ctx.viewport_id() != ctx.parent_viewport_id() {
let parent = ctx.parent_viewport_id(); let parent = ctx.parent_viewport_id();
if ui.button("Set parent pos 0,0").clicked() { if ui.button("Set parent pos 0,0").clicked() {
ctx.viewport_command_for( ctx.viewport_command_for(
@@ -350,8 +360,6 @@ fn generic_ui(ui: &mut egui::Ui, container_id: impl Into<Id>) {
use std::collections::HashMap; use std::collections::HashMap;
use std::sync::OnceLock; use std::sync::OnceLock;
let container_id = container_id.into();
const COLS: usize = 2; const COLS: usize = 2;
static DATA: OnceLock<RwLock<DragAndDrop>> = OnceLock::new(); static DATA: OnceLock<RwLock<DragAndDrop>> = OnceLock::new();
let data = DATA.get_or_init(Default::default); let data = DATA.get_or_init(Default::default);