webview error description

src/bridges/utils.ts

@@ -62,6 +62,13 @@ const utilsBridge = {
         })
     },
 
+    addWebviewErrorListener: (callback: (reason: string) => any) => {
+        ipcRenderer.removeAllListeners("webview-error")
+        ipcRenderer.on("webview-error", (_, reason) => {
+            callback(reason)
+        })
+    },
+
     writeClipboard: (text: string) => {
         ipcRenderer.invoke("write-clipboard", text)
     },

src/components/article.tsx

@@ -27,6 +27,7 @@ type ArticleState = {
     loadWebpage: boolean
     loaded: boolean
     error: boolean
+    errorDescription: string
 }
 
 class Article extends React.Component<ArticleProps, ArticleState> {
@@ -39,9 +40,11 @@ class Article extends React.Component<ArticleProps, ArticleState> {
             loadWebpage: this.props.source.openTarget === SourceOpenTarget.Webpage,
             loaded: false,
             error: false,
+            errorDescription: "",
         }
         window.utils.addWebviewContextListener(this.contextMenuHandler)
         window.utils.addWebviewKeydownListener(this.keyDownHandler)
+        window.utils.addWebviewErrorListener(this.webviewError)
     }
 
     getFontSize = () => {
@@ -132,8 +135,8 @@ class Article extends React.Component<ArticleProps, ArticleState> {
     webviewLoaded = () => {
         this.setState({loaded: true})
     }
-    webviewError = () => {
+    webviewError = (reason: string) => {
-        this.setState({error: true})
+        this.setState({error: true, errorDescription: reason})
     }
     webviewReload = () => {
         if (this.webview) {
@@ -149,7 +152,6 @@ class Article extends React.Component<ArticleProps, ArticleState> {
             webview.focus()
             this.setState({loaded: false, error: false})
             webview.addEventListener("did-stop-loading", this.webviewLoaded)
-            webview.addEventListener("did-fail-load", this.webviewError)
             let card = document.querySelector(`#refocus div[data-iid="${this.props.item._id}"]`) as HTMLElement
             // @ts-ignore
             if (card) card.scrollIntoViewIfNeeded()
@@ -247,6 +249,7 @@ class Article extends React.Component<ArticleProps, ArticleState> {
                         <small>{intl.get("article.error")}</small>
                         <small><Link onClick={this.webviewReload}>{intl.get("article.reload")}</Link></small>
                     </Stack>
+                    <span style={{fontSize: 11}}>{this.state.errorDescription}</span>
                 </Stack>
             )}
         </FocusZone>

src/main/utils.ts

@@ -82,6 +82,11 @@ export function setUtilsListeners(manager: WindowManager) {
 
     app.on("web-contents-created", (_, contents) => {
         if (contents.getType() === "webview") {
+            contents.on("did-fail-load", (event, code, desc, validated, isMainFrame) => {
+                if (isMainFrame && manager.hasWindow()) {
+                    manager.mainWindow.webContents.send("webview-error", desc)
+                }
+            })
             contents.on("context-menu", (_, params) => {
                 if (params.selectionText && manager.hasWindow()) {
                     manager.mainWindow.webContents.send("webview-context-menu", [params.x, params.y], params.selectionText)