Added button to redraw a page

InitGui.py

@@ -110,6 +110,9 @@ class AssemblyHandbookWorkbench(Gui.Workbench):
         toolbox.append("AHB_view_edit_source_parts")
         toolbox.append("AHB_view_add_source_parts")
         toolbox.append("AHB_view_remove_source_parts")
+        
+        self.importModule('ahb_cmd_view_refresh')
+        toolbox.append("AHB_view_refresh")
 
         if self.dev:
             self.importModule('ahb_cmd_reload')

ahb_cmd_new_step.py

@@ -86,11 +86,8 @@ class AHB_New_Step:
                     obj.Assembly_handbook_PreviousStepView = view.Name
                     print(obj.Label + ' has been moved after the new step')
         
-        if not page.KeepUpdated and len(view.XSource) > 0:
-            page.KeepUpdated = True
-            def restoreKeepUpdated():
-                page.KeepUpdated = False
-            QTimer.singleShot(100, restoreKeepUpdated)
+        if len(view.XSource) > 0:
+            workbench.techDrawExtensions.forceRedrawPage(page)
         
         Gui.Selection.clearSelection()
         Gui.Selection.addSelection(page)

ahb_cmd_view_refresh.py

@@ -0,0 +1,22 @@
+import FreeCADGui as Gui
+import FreeCAD as App
+
+class AHB_RefreshView:
+	def GetResources(self):
+		return {"MenuText": "Refresh page",
+				"ToolTip": "Redraws the current page",
+				"Pixmap": ""
+				}
+
+	def IsActive(self):
+		workbench = Gui.getWorkbench("AssemblyHandbookWorkbench") #: :type workbench: AssemblyHandbookWorkbench
+		return workbench.techDrawExtensions.getActivePage() is not None
+
+	def Activated(self):
+		workbench = Gui.getWorkbench("AssemblyHandbookWorkbench") #: :type workbench: AssemblyHandbookWorkbench
+		page = workbench.techDrawExtensions.getActivePage()
+		if page is not None:
+			workbench.techDrawExtensions.forceRedrawPage(page)
+
+from ahb_command import AHB_CommandWrapper
+AHB_CommandWrapper.addGuiCommand('AHB_view_refresh', AHB_RefreshView())

ahb_techdraw_extensions.py

@@ -257,6 +257,12 @@ class TechDrawExtensions:
 		balloon.ViewObject.Fontsize = 4
 		balloon.BubbleShape = 'Inspection'
 		balloon.EndTypeScale = 4
+		
+	def getActivePage(self):
+		activeView = Gui.activeView()
+		if activeView is None: return None
+		activePage = activeView.getPage() if hasattr(activeView, 'getPage') else None
+		return activePage
 				
 	def getViewPage(self, view):
 		for obj in view.InList:
@@ -265,6 +271,20 @@ class TechDrawExtensions:
 					return  obj
 		return None
 	
+	def forceRedrawPage(self, page, callback = None):
+		if page.KeepUpdated:
+			for view in page.Views:
+				view.recompute() 
+			if callback is not None:
+				callback()
+		else:
+			page.KeepUpdated = True
+			def restoreKeepUpdated():
+				page.KeepUpdated = False
+				if callback is not None:
+					callback()
+			QTimer.singleShot(10, restoreKeepUpdated)
+	
 	def computePartCenter(self, view, obj):
 		if obj.TypeId == 'App::Link':
 			partLink = obj