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path: root/ext/bg/js/settings/popup-preview.js
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-rw-r--r--ext/bg/js/settings/popup-preview.js8
1 files changed, 5 insertions, 3 deletions
diff --git a/ext/bg/js/settings/popup-preview.js b/ext/bg/js/settings/popup-preview.js
index 0d20471e..d1d2ff5e 100644
--- a/ext/bg/js/settings/popup-preview.js
+++ b/ext/bg/js/settings/popup-preview.js
@@ -40,20 +40,22 @@ function showAppearancePreview() {
window.wanakana.bind(text[0]);
+ const targetOrigin = chrome.runtime.getURL('/').replace(/\/$/, '');
+
text.on('input', () => {
const action = 'setText';
const params = {text: text.val()};
- frame.contentWindow.postMessage({action, params}, '*');
+ frame.contentWindow.postMessage({action, params}, targetOrigin);
});
customCss.on('input', () => {
const action = 'setCustomCss';
const params = {css: customCss.val()};
- frame.contentWindow.postMessage({action, params}, '*');
+ frame.contentWindow.postMessage({action, params}, targetOrigin);
});
customOuterCss.on('input', () => {
const action = 'setCustomOuterCss';
const params = {css: customOuterCss.val()};
- frame.contentWindow.postMessage({action, params}, '*');
+ frame.contentWindow.postMessage({action, params}, targetOrigin);
});
container.append(frame);