Don't paint sources that are invisible

Author: zavitax

obs-browser/browser-manager-base.cpp

@@ -36,6 +36,21 @@ int BrowserManager::CreateBrowser(
 	return pimpl->CreateBrowser(browserSettings, browserListener);
 }
 
+CefBrowserHost* BrowserManager::GetBrowserHost(int browserIdentifier)
+{
+	return pimpl->GetBrowserHost(browserIdentifier);
+}
+
+CefBrowser* BrowserManager::GetBrowser(int browserIdentifier)
+{
+	return pimpl->GetBrowser(browserIdentifier);
+}
+
+void BrowserManager::LoadURL(int browserIdentifier, CefString& url)
+{
+	return pimpl->LoadURL(browserIdentifier, url);
+}
+
 bool BrowserManager::IsValidBrowserIdentifier(int browserIdentifier)
 {
 	return pimpl->IsValidBrowserIdentifier(browserIdentifier);
@@ -184,6 +199,65 @@ int BrowserManager::Impl::CreateBrowser(
 	return browserIdentifier;
 }
 
+CefBrowserHost* BrowserManager::Impl::GetBrowserHost(int browserIdentifier)
+{
+	CefBrowserHost* result = NULL;
+
+	os_event_t* complete_event;
+	os_event_init(&complete_event, OS_EVENT_TYPE_AUTO);
+
+	CefPostTask(TID_UI, BrowserTask::newTask(
+		[&]
+	{
+		result = browserMap[browserIdentifier]->GetHost();
+
+		os_event_signal(complete_event);
+	}));
+
+	os_event_wait(complete_event);
+	os_event_destroy(complete_event);
+
+	return result;
+}
+
+CefBrowser* BrowserManager::Impl::GetBrowser(int browserIdentifier)
+{
+	CefBrowser* result = NULL;
+
+	os_event_t* complete_event;
+	os_event_init(&complete_event, OS_EVENT_TYPE_AUTO);
+
+	CefPostTask(TID_UI, BrowserTask::newTask(
+		[&]
+	{
+		result = browserMap[browserIdentifier];
+
+		os_event_signal(complete_event);
+	}));
+
+	os_event_wait(complete_event);
+	os_event_destroy(complete_event);
+
+	return result;
+}
+
+void BrowserManager::Impl::LoadURL(int browserIdentifier, CefString& url)
+{
+	os_event_t* complete_event;
+	os_event_init(&complete_event, OS_EVENT_TYPE_AUTO);
+
+	CefPostTask(TID_UI, BrowserTask::newTask(
+		[&]
+	{
+		browserMap[browserIdentifier]->GetMainFrame()->LoadURL(url);
+
+		os_event_signal(complete_event);
+	}));
+
+	os_event_wait(complete_event);
+	os_event_destroy(complete_event);
+}
+
 bool BrowserManager::Impl::IsValidBrowserIdentifier(int browserIdentifier)
 {
 	return browserIdentifier >= 0 && browserMap.count(browserIdentifier) > 0;

obs-browser/browser-manager-base.hpp

@@ -33,6 +33,10 @@ class BrowserManager::Impl
 		const BrowserSettings &browserSettings,
 		const std::shared_ptr<BrowserListener> &browserListener);
 
+	CefBrowserHost* GetBrowserHost(int browserIdentifier);
+	CefBrowser* GetBrowser(int browserIdentifier);
+	void LoadURL(int browserIdentifier, CefString& url);
+
 	bool IsValidBrowserIdentifier(int browserIdentifier);
 	void DestroyBrowser(int browserIdentifier);
 	void TickBrowser(int browserIdentifier);

obs-browser/main-source.cpp

@@ -176,13 +176,30 @@ static void browser_source_show(void *data)
 	else {
 		bs->ExecuteVisiblityJSCallback(true);
 	}
+
+	// Start animation
+	BrowserManager::Instance()->GetBrowser(bs->GetBrowserIdentifier())->GetHost()->WasHidden(false);
+
+#ifdef APPLE
+	BrowserManager::Instance()->GetBrowser(bs->GetBrowserIdentifier())->GetHost()->SetWindowVisibility(true);
+#endif
+
+	// Repaint the view
+	BrowserManager::Instance()->GetBrowser(bs->GetBrowserIdentifier())->GetHost()->Invalidate(PET_VIEW);
 }
 
 // Called when the source is no longer visible
 static void browser_source_hide(void *data)
 {
 	BrowserSource *bs = static_cast<BrowserSource *>(data);
 
+	// Stop animation
+	BrowserManager::Instance()->GetBrowser(bs->GetBrowserIdentifier())->GetHost()->WasHidden(true);
+
+#ifdef APPLE
+	BrowserManager::Instance()->GetBrowser(bs->GetBrowserIdentifier())->GetHost()->SetWindowVisibility(false);
+#endif
+
 	if (bs->GetShutdown()) {
 		BrowserManager::Instance()->DestroyBrowser(bs->GetBrowserIdentifier());
 	}
@@ -196,7 +213,17 @@ static void *browser_source_create(obs_data_t *settings, obs_source_t *source)
 	BrowserSource *browserSource = new BrowserSource(settings, source);
 
 	if (browserSource->GetShutdown() && !obs_source_showing(source))
+	{
 		BrowserManager::Instance()->DestroyBrowser(browserSource->GetBrowserIdentifier());
+	}
+	else
+	{
+		if (!obs_source_showing(source))
+		{
+			// Stop animation
+			BrowserManager::Instance()->GetBrowser(browserSource->GetBrowserIdentifier())->GetHost()->WasHidden(true);
+		}
+	}
 
 	return browserSource;
 }
@@ -295,4 +322,4 @@ create_browser_source_info()
 
 
 	return browser_source_info;
-}
+}

shared/browser-manager.hpp

@@ -19,6 +19,8 @@
 
 #include <memory>
 #include <jansson.h>
+#include <include/cef_base.h>
+#include <include/cef_client.h>
 
 class BrowserListener;
 struct BrowserSettings;
@@ -42,6 +44,10 @@ class BrowserManager {
 			const std::shared_ptr<BrowserListener>
 				&browserListener);
 
+	CefBrowserHost* GetBrowserHost(int browserIdentifier);
+	CefBrowser* GetBrowser(int browserIdentifier);
+	void LoadURL(int browserIdentifier, CefString& url);
+
 	bool IsValidBrowserIdentifier(int browserIdentifier);
 
 	void DestroyBrowser(int browserIdentifier);