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-rw-r--r--ext/fg/js/document.js5
-rw-r--r--ext/fg/js/float.js4
-rw-r--r--ext/fg/js/popup.js12
3 files changed, 16 insertions, 5 deletions
diff --git a/ext/fg/js/document.js b/ext/fg/js/document.js
index 3b4cc28f..6103c7c5 100644
--- a/ext/fg/js/document.js
+++ b/ext/fg/js/document.js
@@ -28,6 +28,9 @@ function docSetImposterStyle(style, propertyName, value) {
}
function docImposterCreate(element, isTextarea) {
+ const body = document.body;
+ if (body === null) { return [null, null]; }
+
const elementStyle = window.getComputedStyle(element);
const elementRect = element.getBoundingClientRect();
const documentRect = document.documentElement.getBoundingClientRect();
@@ -78,7 +81,7 @@ function docImposterCreate(element, isTextarea) {
}
container.appendChild(imposter);
- document.body.appendChild(container);
+ body.appendChild(container);
// Adjust size
const imposterRect = imposter.getBoundingClientRect();
diff --git a/ext/fg/js/float.js b/ext/fg/js/float.js
index 294093cd..77e8edd8 100644
--- a/ext/fg/js/float.js
+++ b/ext/fg/js/float.js
@@ -162,7 +162,9 @@ class DisplayFloat extends Display {
}
setContentScale(scale) {
- document.body.style.fontSize = `${scale}em`;
+ const body = document.body;
+ if (body === null) { return; }
+ body.style.fontSize = `${scale}em`;
}
async getDocumentTitle() {
diff --git a/ext/fg/js/popup.js b/ext/fg/js/popup.js
index 2b33b714..f5cb6f77 100644
--- a/ext/fg/js/popup.js
+++ b/ext/fg/js/popup.js
@@ -389,8 +389,13 @@ class Popup {
_getSiteColor() {
const color = [255, 255, 255];
- Popup._addColor(color, Popup._getColorInfo(window.getComputedStyle(document.documentElement).backgroundColor));
- Popup._addColor(color, Popup._getColorInfo(window.getComputedStyle(document.body).backgroundColor));
+ const {documentElement, body} = document;
+ if (documentElement !== null) {
+ Popup._addColor(color, Popup._getColorInfo(window.getComputedStyle(documentElement).backgroundColor));
+ }
+ if (body !== null) {
+ Popup._addColor(color, Popup._getColorInfo(window.getComputedStyle(body).backgroundColor));
+ }
const dark = (color[0] < 128 && color[1] < 128 && color[2] < 128);
return dark ? 'dark' : 'light';
}
@@ -575,10 +580,11 @@ class Popup {
}
}
+ const body = document.body;
return {
left: 0,
top: 0,
- right: document.body.clientWidth,
+ right: (body !== null ? body.clientWidth : 0),
bottom: window.innerHeight
};
}