Add meta swap support to projected items

gui/fitCommands/gui/projectedModule/changeMeta.py

@@ -0,0 +1,39 @@
+import wx
+
+import gui.mainFrame
+from gui import globalEvents as GE
+from gui.fitCommands.calc.module.projectedAdd import CalcAddProjectedModuleCommand
+from gui.fitCommands.calc.module.projectedRemove import CalcRemoveProjectedModuleCommand
+from gui.fitCommands.helpers import InternalCommandHistory, ModuleInfo
+from service.fit import Fit
+
+
+class GuiChangeProjectedModuleMetaCommand(wx.Command):
+
+    def __init__(self, fitID, position, newItemID):
+        wx.Command.__init__(self, True, 'Change Projected Module Meta')
+        self.internalHistory = InternalCommandHistory()
+        self.fitID = fitID
+        self.position = position
+        self.newItemID = newItemID
+
+    def Do(self):
+        sFit = Fit.getInstance()
+        fit = sFit.getFit(self.fitID)
+        module = fit.projectedModules[self.position]
+        if module.itemID == self.newItemID:
+            return
+        info = ModuleInfo.fromModule(module)
+        info.itemID = self.newItemID
+        cmdRemove = CalcRemoveProjectedModuleCommand(fitID=self.fitID, position=self.position)
+        cmdAdd = CalcAddProjectedModuleCommand(fitID=self.fitID, modInfo=info)
+        success = self.internalHistory.submitBatch(cmdRemove, cmdAdd)
+        sFit.recalc(self.fitID)
+        wx.PostEvent(gui.mainFrame.MainFrame.getInstance(), GE.FitChanged(fitID=self.fitID))
+        return success
+
+    def Undo(self):
+        success = self.internalHistory.undoAll()
+        Fit.getInstance().recalc(self.fitID)
+        wx.PostEvent(gui.mainFrame.MainFrame.getInstance(), GE.FitChanged(fitID=self.fitID))
+        return success