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Implement macOS web view mouse over events

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This commit is contained in:
Maurice Parker
2020-07-08 22:27:59 -05:00
parent 5abf222c8a
commit 107a8fd550
8 changed files with 186 additions and 16 deletions
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24
Multiplatform/macOS/Article/WebViewController.swift
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@@ -27,9 +27,13 @@ class WebViewController: NSViewController {
private struct MessageName {
static let imageWasClicked = "imageWasClicked"
static let imageWasShown = "imageWasShown"
static let mouseDidEnter = "mouseDidEnter"
static let mouseDidExit = "mouseDidExit"
static let showFeedInspector = "showFeedInspector"
}
var statusBarView: WebStatusBarView!
private var webView: PreloadedWebView?
private var articleExtractor: ArticleExtractor? = nil
@@ -60,6 +64,16 @@ class WebViewController: NSViewController {
DistributedNotificationCenter.default().addObserver(self, selector: #selector(appleColorPreferencesChanged(_:)), name: .appleColorPreferencesChangedNotification, object: nil)
DistributedNotificationCenter.default().addObserver(self, selector: #selector(appleInterfaceThemeChanged(_:)), name: .appleInterfaceThemeChangedNotification, object: nil)
statusBarView = WebStatusBarView()
statusBarView.translatesAutoresizingMaskIntoConstraints = false
self.view.addSubview(statusBarView)
NSLayoutConstraint.activate([
self.view.leadingAnchor.constraint(equalTo: statusBarView.leadingAnchor, constant: -6),
self.view.trailingAnchor.constraint(greaterThanOrEqualTo: statusBarView.trailingAnchor, constant: 6),
self.view.bottomAnchor.constraint(equalTo: statusBarView.bottomAnchor, constant: 2),
statusBarView.heightAnchor.constraint(equalToConstant: 20)
])
loadWebView()
}
@@ -178,6 +192,12 @@ extension WebViewController: WKScriptMessageHandler {
return
case MessageName.imageWasClicked:
return
case MessageName.mouseDidEnter:
if let link = message.body as? String {
statusBarView.mouseoverLink = link
}
case MessageName.mouseDidExit:
statusBarView.mouseoverLink = nil
case MessageName.showFeedInspector:
return
default:
@@ -201,7 +221,7 @@ private extension WebViewController {
// Add the webview
webView.translatesAutoresizingMaskIntoConstraints = false
self.view.addSubview(webView)
self.view.addSubview(webView, positioned: .below, relativeTo: self.statusBarView)
NSLayoutConstraint.activate([
self.view.leadingAnchor.constraint(equalTo: webView.leadingAnchor),
self.view.trailingAnchor.constraint(equalTo: webView.trailingAnchor),
@@ -211,6 +231,8 @@ private extension WebViewController {
webView.configuration.userContentController.add(WrapperScriptMessageHandler(self), name: MessageName.imageWasClicked)
webView.configuration.userContentController.add(WrapperScriptMessageHandler(self), name: MessageName.imageWasShown)
webView.configuration.userContentController.add(WrapperScriptMessageHandler(self), name: MessageName.mouseDidEnter)
webView.configuration.userContentController.add(WrapperScriptMessageHandler(self), name: MessageName.mouseDidExit)
webView.configuration.userContentController.add(WrapperScriptMessageHandler(self), name: MessageName.showFeedInspector)
self.renderPage(webView)