From 7b2a110c126078b35eae3ae60308d9af5cbadfee Mon Sep 17 00:00:00 2001
From: mars <mars@tebibyte.media>
Date: Tue, 15 Nov 2022 17:02:15 -0700
Subject: [PATCH] Resizeable sandbox panels

---
 apps/sandbox/src/main.rs | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/apps/sandbox/src/main.rs b/apps/sandbox/src/main.rs
index dbdd016..a51d56a 100644
--- a/apps/sandbox/src/main.rs
+++ b/apps/sandbox/src/main.rs
@@ -70,6 +70,7 @@ impl eframe::App for App {
                     index,
                     msg_buf: String::new(),
                     show_msg: false,
+                    current_size: Default::default(),
                 };
 
                 self.panels.push(panel);
@@ -91,6 +92,7 @@ pub struct PanelWindow {
     pub index: usize,
     pub msg_buf: String,
     pub show_msg: bool,
+    pub current_size: egui::Vec2,
 }
 
 impl PanelWindow {
@@ -101,14 +103,24 @@ impl PanelWindow {
                 ui.checkbox(&mut self.show_msg, "Show Message Editor");
             });
 
-            let size = egui::vec2(800.0, 800.0);
             let sense = egui::Sense {
                 click: true,
                 drag: true,
                 focusable: true,
             };
 
-            let (rect, response) = ui.allocate_at_least(size, sense);
+            let desired_size = ui.available_size();
+            let response = ui.allocate_response(desired_size, sense);
+            let rect = response.rect;
+
+            if rect.size() != self.current_size {
+                let size = rect.size();
+                self.current_size = size;
+
+                let size = canary::Vec2::new(size.x, size.y);
+                println!("resizing: {:?}", size);
+                self.panel.on_resize(size / PX_PER_MM);
+            }
 
             if let Some(hover_pos) = response.hover_pos() {
                 let local = (hover_pos - rect.left_top()) * PX_PER_MM;