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authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2019-10-13 11:46:27 -0400
committertoasted-nutbread <toasted-nutbread@users.noreply.github.com>2019-10-13 12:12:51 -0400
commitc9158a37b509ba58cd1e364e3d7a31cd43de5789 (patch)
tree248de2c0fd48df1003b831488ff857730d41ae73 /ext/fg
parent32729482844d7af9e9f307a69c96ea34f1e66011 (diff)
Allow outer popup stylesheets to be injected
Diffstat (limited to 'ext/fg')
-rw-r--r--ext/fg/js/api.js4
-rw-r--r--ext/fg/js/popup.js50
2 files changed, 54 insertions, 0 deletions
diff --git a/ext/fg/js/api.js b/ext/fg/js/api.js
index a553e514..dcfb2a09 100644
--- a/ext/fg/js/api.js
+++ b/ext/fg/js/api.js
@@ -64,3 +64,7 @@ function apiForward(action, params) {
function apiFrameInformationGet() {
return utilInvoke('frameInformationGet');
}
+
+function apiInjectStylesheet(css) {
+ return utilInvoke('injectStylesheet', {css});
+}
diff --git a/ext/fg/js/popup.js b/ext/fg/js/popup.js
index 880e3efe..73ed37e0 100644
--- a/ext/fg/js/popup.js
+++ b/ext/fg/js/popup.js
@@ -38,6 +38,7 @@ class Popup {
this.visible = false;
this.visibleOverride = null;
this.options = null;
+ this.stylesheetInjectedViaApi = false;
this.updateVisibility();
}
@@ -75,6 +76,7 @@ class Popup {
});
this.observeFullscreen();
this.onFullscreenChanged();
+ this.setCustomOuterCss(this.options.general.customPopupOuterCss, false);
this.isInjected = true;
});
}
@@ -334,6 +336,23 @@ class Popup {
this.invokeApi('setCustomCss', {css});
}
+ async setCustomOuterCss(css, injectDirectly) {
+ // Cannot repeatedly inject stylesheets using web extension APIs since there is no way to remove them.
+ if (this.stylesheetInjectedViaApi) { return; }
+
+ if (injectDirectly || Popup.isOnExtensionPage()) {
+ Popup.injectOuterStylesheet(css);
+ } else {
+ if (!css) { return; }
+ try {
+ await apiInjectStylesheet(css);
+ this.stylesheetInjectedViaApi = true;
+ } catch (e) {
+ // NOP
+ }
+ }
+ }
+
clearAutoPlayTimer() {
if (this.isInjected) {
this.invokeApi('clearAutoPlayTimer');
@@ -375,4 +394,35 @@ class Popup {
get url() {
return window.location.href;
}
+
+ static isOnExtensionPage() {
+ try {
+ const url = chrome.runtime.getURL('/');
+ return window.location.href.substr(0, url.length) === url;
+ } catch (e) {
+ // NOP
+ }
+ }
+
+ static injectOuterStylesheet(css) {
+ if (Popup.outerStylesheet === null) {
+ if (!css) { return; }
+ Popup.outerStylesheet = document.createElement('style');
+ Popup.outerStylesheet.id = "yomichan-popup-outer-stylesheet";
+ }
+
+ const outerStylesheet = Popup.outerStylesheet;
+ if (css) {
+ outerStylesheet.textContent = css;
+
+ const par = document.head;
+ if (par && outerStylesheet.parentNode !== par) {
+ par.appendChild(outerStylesheet);
+ }
+ } else {
+ outerStylesheet.textContent = '';
+ }
+ }
}
+
+Popup.outerStylesheet = null;