From a5c4962f1b3c9b2e4c23a7e3912af2dfcb4f0507 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Sun, 12 Dec 2021 23:29:41 +0100
Subject: Merge draggable into popup-element.

---
 static/components/popup-element.ts | 38 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

(limited to 'static/components/popup-element.ts')

diff --git a/static/components/popup-element.ts b/static/components/popup-element.ts
index 4d5545fc..35c966ac 100644
--- a/static/components/popup-element.ts
+++ b/static/components/popup-element.ts
@@ -1,7 +1,6 @@
 export { PopupElement, setup_popup_element }
 
 import { VEvent } from '../vevent'
-import { bind_popup_control } from '../dragable'
 import { find_block, vcal_objects } from '../globals'
 
 import { ComponentVEvent } from './vevent'
@@ -160,3 +159,40 @@ function setup_popup_element(ev: VEvent): PopupElement {
     input.select();
     return popup;
 }
+
+/*
+  Given the navbar of a popup, make it dragable.
+ */
+function bind_popup_control(nav: HTMLElement) {
+
+    // if (!nav.closest('popup-element')) {
+    //     console.log(nav);
+    //     throw TypeError('not a popup container');
+    // }
+
+    nav.addEventListener('mousedown', function(e) {
+        /* Ignore mousedown on children */
+        if (e.target != nav) return;
+        nav.style.cursor = "grabbing";
+        nav.dataset.grabbed = "true";
+        nav.dataset.grabPoint = e.clientX + ";" + e.clientY;
+        // let popup = nav.closest(".popup-container");
+        let popup = nav.closest("popup-element") as HTMLElement;
+        nav.dataset.startPoint = popup.offsetLeft + ";" + popup.offsetTop;
+    })
+    window.addEventListener('mousemove', function(e) {
+        if (nav.dataset.grabbed) {
+            let [x, y] = nav.dataset.grabPoint!.split(";").map(Number);
+            let [startX, startY] = nav.dataset.startPoint!.split(";").map(Number);
+            // let popup = nav.closest(".popup-container");
+            let popup = nav.closest("popup-element") as HTMLElement;
+
+            popup.style.left = startX + (e.clientX - x) + "px";
+            popup.style.top = startY + (e.clientY - y) + "px";
+        }
+    });
+    window.addEventListener('mouseup', function() {
+        nav.dataset.grabbed = "";
+        nav.style.cursor = "";
+    });
+}
-- 
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