Add support for custom popup CSS

2 files changed, 32 insertions, 3 deletions

diff --git a/ext/fg/js/float.js b/ext/fg/js/float.js
index 1f08702d..1deb61a9 100644
--- a/ext/fg/js/float.js
+++ b/ext/fg/js/float.js
@@ -21,6 +21,7 @@ class DisplayFloat extends Display {
     constructor() {
         super($('#spinner'), $('#definitions'));
         this.autoPlayAudioTimer = null;
+        this.styleNode = null;
 
         $(window).on('message', utilAsync(this.onMessage.bind(this)));
     }
@@ -62,6 +63,13 @@ class DisplayFloat extends Display {
 
             orphaned: () => {
                 this.onOrphaned();
+            },
+
+            setOptions: (options) => {
+                const css = options.general.customPopupCss;
+                if (css) {
+                    this.setStyle(css);
+                }
             }
         };
 
@@ -101,6 +109,20 @@ class DisplayFloat extends Display {
             this.autoPlayAudioTimer = null;
         }
     }
+
+    setStyle(css) {
+        const parent = document.head;
+
+        if (this.styleNode === null) {
+            this.styleNode = document.createElement('style');
+        }
+
+        this.styleNode.textContent = css;
+
+        if (this.styleNode.parentNode !== parent) {
+            parent.appendChild(this.styleNode);
+        }
+    }
 }
 
 window.yomichan_display = new DisplayFloat();
diff --git a/ext/fg/js/popup.js b/ext/fg/js/popup.js
index ad81cf03..f5ccaf8b 100644
--- a/ext/fg/js/popup.js
+++ b/ext/fg/js/popup.js
@@ -29,10 +29,17 @@ class Popup {
         this.injected = null;
     }
 
-    inject() {
+    inject(options) {
         if (!this.injected) {
             this.injected = new Promise((resolve, reject) => {
-                this.container.addEventListener('load', resolve);
+                this.container.addEventListener('load', () => {
+                    this.invokeApi('setOptions', {
+                        general: {
+                            customPopupCss: options.general.customPopupCss
+                        }
+                    });
+                    resolve();
+                });
                 this.observeFullscreen();
                 this.onFullscreenChanged();
             });
@@ -42,7 +49,7 @@ class Popup {
     }
 
     async show(elementRect, options) {
-        await this.inject();
+        await this.inject(options);
 
         const containerStyle = window.getComputedStyle(this.container);
         const containerHeight = parseInt(containerStyle.height);