assembly_handbook/ahb_cmd_view_refresh.py

import FreeCADGui as Gui
import FreeCAD as App

class AHB_RefreshView:
	def GetResources(self):
		return {"MenuText": "Refresh page (final quality)",
				"ToolTip": "Redraws the current page, or if one or more pages are selected, redraw all the selected pages",
				"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
		
		selection = Gui.Selection.getSelection()
		has_selected_pages = len(selection) > 0
		for s in selection:
			if s.TypeId != 'TechDraw::DrawPage':
				has_selected_pages = False
				
		if has_selected_pages:
			for page in selection:
				workbench.techDrawExtensions.forceRedrawPage(page, fast_render = False)
		else:
			page = workbench.techDrawExtensions.getActivePage()
			if page is not None:
				workbench.techDrawExtensions.forceRedrawPage(page, fast_render = False)

from ahb_command import AHB_CommandWrapper
AHB_CommandWrapper.addGuiCommand('AHB_view_refresh', AHB_RefreshView())