WIP (11)

Author: sdottaka

src/WinWebDiff/WinWebDiff.cpp

@@ -607,6 +607,11 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
 				!m_pWebDiffWindow->GetSyncEventFlag(IWebDiffWindow::EVENT_INPUT));
 			UpdateMenuState(m_hWnd);
 			break;
+		case IDM_SYNC_GOBACKFORWARD:
+			m_pWebDiffWindow->SetSyncEventFlag(IWebDiffWindow::EVENT_GOBACKFORWARD,
+				!m_pWebDiffWindow->GetSyncEventFlag(IWebDiffWindow::EVENT_GOBACKFORWARD));
+			UpdateMenuState(m_hWnd);
+			break;
 		case IDM_CLEAR_DISK_CACHE:
 			m_pWebDiffWindow->ClearBrowsingData(-1, IWebDiffWindow::BrowsingDataType::DISK_CACHE);
 			break;

src/WinWebDiffLib/WebDiffWindow.hpp

@@ -325,20 +325,26 @@ class CWebDiffWindow : public IWebDiffWindow
 								}
 								else if (event == WebDiffEvent::GoBacked)
 								{
-									for (int pane = 0; pane < m_nPanes; ++pane)
+									if (m_bSynchronizeEvents && GetSyncEventFlag(EVENT_GOBACKFORWARD))
 									{
-										if (ev.pane == pane)
-											continue;
-										m_webWindow[pane].GoBack();
+										for (int pane = 0; pane < m_nPanes; ++pane)
+										{
+											if (ev.pane == pane)
+												continue;
+											m_webWindow[pane].GoBack();
+										}
 									}
 								}
 								else if (event == WebDiffEvent::GoForwarded)
 								{
-									for (int pane = 0; pane < m_nPanes; ++pane)
+									if (m_bSynchronizeEvents && GetSyncEventFlag(EVENT_GOBACKFORWARD))
 									{
-										if (ev.pane == pane)
-											continue;
-										m_webWindow[pane].GoForward();
+										for (int pane = 0; pane < m_nPanes; ++pane)
+										{
+											if (ev.pane == pane)
+												continue;
+											m_webWindow[pane].GoForward();
+										}
 									}
 								}
 								else if (event == WebDiffEvent::WebMessageReceived || event == WebDiffEvent::FrameWebMessageReceived)