ROOT_528-00b_version: geom/geombuilder/src/TGeoMediumEditor.cxx Source File

00001 // @(#):$Id: TGeoMediumEditor.cxx 32718 2010-03-23 15:58:34Z rdm $
00002 // Author: M.Gheata 
00003 
00004 /*************************************************************************
00005  * Copyright (C) 1995-2002, Rene Brun and Fons Rademakers.               *
00006  * All rights reserved.                                                  *
00007  *                                                                       *
00008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
00009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
00010  *************************************************************************/
00011 
00012 //______________________________________________________________________________
00013 //                                                                      
00014 //  TGeoMediumEditor - Editor class for TGeo tracking media
00015 //                                                                      
00016 //______________________________________________________________________________
00017 
00018 #include "TGeoMediumEditor.h"
00019 #include "TGeoTabManager.h"
00020 #include "TGeoManager.h"
00021 #include "TGeoMedium.h"
00022 #include "TGeoMaterial.h"
00023 #include "TPad.h"
00024 #include "TGTab.h"
00025 #include "TGComboBox.h"
00026 #include "TGButton.h"
00027 #include "TGTextEntry.h"
00028 #include "TGNumberEntry.h"
00029 #include "TGLabel.h"
00030 #include "TG3DLine.h"
00031 
00032 ClassImp(TGeoMediumEditor)
00033 
00034 enum ETGeoMediumWid {
00035    kMED_NAME, kMED_ID, kMED_MATSEL,
00036    kMED_SENS, kMED_FLDOPT, kMED_EDIT_MAT,
00037    kMED_FIELDM, kMED_TMAX, kMED_STEMAX,
00038    kMED_DEEMAX, kMED_EPSIL, kMED_STMIN,
00039    kMED_APPLY, kMED_CANCEL, kMED_UNDO
00040 };
00041 
00042 //______________________________________________________________________________
00043 TGeoMediumEditor::TGeoMediumEditor(const TGWindow *p, Int_t width,
00044                                    Int_t height, UInt_t options, Pixel_t back)
00045    : TGeoGedFrame(p, width, height, options | kVerticalFrame, back)
00046 {
00047    // Constructor for medium editor   
00048    fMedium   = 0;
00049    fIsEditable = kFALSE;
00050    fIsModified = kFALSE;
00051    Pixel_t color;
00052    TGLabel *label;
00053       
00054    // TextEntry for medium name
00055    MakeTitle("Name");
00056    fMedName = new TGTextEntry(this, "", kMED_NAME);
00057    fMedName->SetDefaultSize(135, fMedName->GetDefaultHeight());
00058    fMedName->SetToolTipText("Enter the medium name");
00059    fMedName->Associate(this);
00060    AddFrame(fMedName, new TGLayoutHints(kLHintsLeft | kLHintsExpandX, 3, 1, 2, 2));
00061 
00062    TGTextEntry *nef;
00063 
00064 // Composite frame for medium ID and sensitivity
00065    TGCompositeFrame *f1 = new TGCompositeFrame(this, 120, 30, kHorizontalFrame | kRaisedFrame);
00066    f1->AddFrame(new TGLabel(f1, "ID"), new TGLayoutHints(kLHintsLeft, 4, 1, 6, 0));
00067    fMedId = new TGNumberEntry(f1, 0., 1, kMED_ID);
00068    nef = (TGTextEntry*)fMedId->GetNumberEntry();
00069    nef->SetToolTipText("Enter the medium ID");
00070    fMedId->Associate(this);
00071    f1->AddFrame(fMedId, new TGLayoutHints(kLHintsLeft | kLHintsExpandX, 2, 2, 4, 4));
00072    fMedSensitive = new TGCheckButton(f1, "&Sens", kMED_SENS);
00073    fMedSensitive->Associate(this);
00074    f1->AddFrame(fMedSensitive, new TGLayoutHints(kLHintsLeft, 2, 2, 4, 4));
00075    AddFrame(f1, new TGLayoutHints(kLHintsLeft, 3, 3, 2, 2));
00076 
00077    // Current material
00078    f1 = new TGCompositeFrame(this, 145, 10, kHorizontalFrame | kFixedWidth | kOwnBackground);
00079    f1->AddFrame(label = new TGLabel(f1, "Current material"), new TGLayoutHints(kLHintsLeft, 1, 1, 0, 0));
00080    f1->AddFrame(new TGHorizontal3DLine(f1), new TGLayoutHints(kLHintsExpandX, 5, 5, 7, 7));
00081    gClient->GetColorByName("#ff0000", color);
00082    label->SetTextColor(color);
00083    AddFrame(f1, new TGLayoutHints(kLHintsTop, 0, 0, 2, 0));
00084    f1 = new TGCompositeFrame(this, 155, 30, kHorizontalFrame);
00085    fSelectedMaterial = 0;
00086    fLSelMaterial = new TGLabel(f1, "Select material");
00087    gClient->GetColorByName("#0000ff", color);
00088    fLSelMaterial->SetTextColor(color);
00089    fLSelMaterial->ChangeOptions(kChildFrame | kSunkenFrame | kDoubleBorder);
00090    f1->AddFrame(fLSelMaterial, new TGLayoutHints(kLHintsLeft | kLHintsExpandX | kLHintsExpandY, 1, 1, 2, 2));
00091    fBSelMaterial = new TGPictureButton(f1, fClient->GetPicture("rootdb_t.xpm"), kMED_MATSEL);
00092    fBSelMaterial->SetToolTipText("Replace with one of the existing materials");
00093    fBSelMaterial->Associate(this);
00094    f1->AddFrame(fBSelMaterial, new TGLayoutHints(kLHintsLeft, 1, 1, 2, 2));
00095    fEditMaterial = new TGTextButton(f1, "Edit");
00096    f1->AddFrame(fEditMaterial, new TGLayoutHints(kLHintsLeft, 1, 1, 2, 2));
00097    fEditMaterial->SetToolTipText("Edit selected material");
00098    fEditMaterial->Associate(this);   
00099    AddFrame(f1, new TGLayoutHints(kLHintsLeft | kLHintsExpandX, 2, 2, 0, 0));
00100    
00101 // Combo box for magnetic field option
00102    f1 = new TGCompositeFrame(this, 145, 10, kHorizontalFrame | kLHintsExpandX | kFixedWidth | kOwnBackground);
00103    f1->AddFrame(label = new TGLabel(f1, "Mag. field option"), new TGLayoutHints(kLHintsLeft, 1, 1, 0, 0));
00104    f1->AddFrame(new TGHorizontal3DLine(f1), new TGLayoutHints(kLHintsExpandX, 5, 5, 7, 7));
00105    gClient->GetColorByName("#ff0000", color);
00106    label->SetTextColor(color);
00107    AddFrame(f1, new TGLayoutHints(kLHintsTop, 0, 0, 2, 0));
00108    fMagfldOption = new TGComboBox(this, kMED_FLDOPT);
00109    fMagfldOption->Resize(135, fMedName->GetDefaultHeight());
00110    AddFrame(fMagfldOption, new TGLayoutHints(kLHintsLeft, 3, 1, 2, 2));
00111 
00112 
00113 // Number entries for other settings
00114    f1 = new TGCompositeFrame(this, 145, 10, kHorizontalFrame | kFixedWidth | kOwnBackground);
00115    f1->AddFrame(label = new TGLabel(f1, "Medium cuts"), new TGLayoutHints(kLHintsLeft, 1, 1, 0, 0));
00116    f1->AddFrame(new TGHorizontal3DLine(f1), new TGLayoutHints(kLHintsExpandX, 5, 5, 7, 7));
00117    gClient->GetColorByName("#ff0000", color);
00118    label->SetTextColor(color);
00119    AddFrame(f1, new TGLayoutHints(kLHintsTop, 0, 0, 2, 0));
00120    TGCompositeFrame *compxyz = new TGCompositeFrame(this, 130, 30, kVerticalFrame | kRaisedFrame | kDoubleBorder);
00121 
00122    // Number entry for fieldm
00123    f1 = new TGCompositeFrame(compxyz, 118, 10, kHorizontalFrame |
00124                                  kLHintsExpandX | kFixedWidth | kOwnBackground);
00125    f1->AddFrame(new TGLabel(f1, "FIELDM"), new TGLayoutHints(kLHintsLeft, 1, 1, 4, 0));
00126    fMedFieldm = new TGNumberEntry(f1, 0., 5, kMED_FIELDM);
00127    nef = (TGTextEntry*)fMedFieldm->GetNumberEntry();
00128    nef->SetToolTipText("Maximum magnetic field [kilogauss]");
00129    fMedFieldm->Associate(this);
00130    fMedFieldm->Resize(90, fMedFieldm->GetDefaultHeight());
00131    f1->AddFrame(fMedFieldm, new TGLayoutHints(kLHintsRight | kFixedWidth , 2, 2, 2, 2));
00132    compxyz->AddFrame(f1, new TGLayoutHints(kLHintsLeft | kLHintsExpandX , 2, 2, 1, 1));
00133 
00134    // Number entry for tmaxfd
00135    TGCompositeFrame *f2 = new TGCompositeFrame(compxyz, 118, 10, kHorizontalFrame |
00136                                  kLHintsExpandX | kFixedWidth | kOwnBackground);
00137    f2->AddFrame(new TGLabel(f2, "TMAXFD"), new TGLayoutHints(kLHintsLeft, 1, 1, 4, 0));
00138    fMedTmaxfd = new TGNumberEntry(f2, 0., 5, kMED_TMAX);
00139    nef = (TGTextEntry*)fMedTmaxfd->GetNumberEntry();
00140    nef->SetToolTipText("Maximum angle per step due to field [deg]");
00141    fMedTmaxfd->Associate(this);
00142    fMedTmaxfd->Resize(90, fMedTmaxfd->GetDefaultHeight());
00143    f2->AddFrame(fMedTmaxfd, new TGLayoutHints(kLHintsRight | kFixedWidth , 2, 2, 2, 2));
00144    compxyz->AddFrame(f2, new TGLayoutHints(kLHintsLeft | kLHintsExpandX , 2, 2, 1, 1));
00145    
00146    // Number entry for stemax
00147    TGCompositeFrame *f3 = new TGCompositeFrame(compxyz, 118, 10, kHorizontalFrame |
00148                                  kLHintsExpandX | kFixedWidth | kOwnBackground);
00149    f3->AddFrame(new TGLabel(f3, "STEMAX"), new TGLayoutHints(kLHintsLeft, 1, 1, 4, 0));
00150    fMedStemax = new TGNumberEntry(f3, 0., 5, kMED_STEMAX);
00151    nef = (TGTextEntry*)fMedStemax->GetNumberEntry();
00152    nef->SetToolTipText("Maximum step allowed [cm]");
00153    fMedStemax->Associate(this);
00154    fMedStemax->Resize(90, fMedStemax->GetDefaultHeight());
00155    f3->AddFrame(fMedStemax, new TGLayoutHints(kLHintsRight | kFixedWidth , 2, 2, 2, 2));
00156    compxyz->AddFrame(f3, new TGLayoutHints(kLHintsLeft | kLHintsExpandX , 2, 2, 1, 1));
00157 
00158    // Number entry for deemax
00159    TGCompositeFrame *f4 = new TGCompositeFrame(compxyz, 118, 10, kHorizontalFrame |
00160                                  kLHintsExpandX | kFixedWidth | kOwnBackground);
00161    f4->AddFrame(new TGLabel(f4, "DEEMAX"), new TGLayoutHints(kLHintsLeft, 1, 1, 4, 0));
00162    fMedDeemax = new TGNumberEntry(f4, 0., 5, kMED_DEEMAX);
00163    nef = (TGTextEntry*)fMedDeemax->GetNumberEntry();
00164    nef->SetToolTipText("Maximum fraction of energy lost in a step");
00165    fMedDeemax->Associate(this);
00166    fMedDeemax->Resize(90, fMedDeemax->GetDefaultHeight());
00167    f4->AddFrame(fMedDeemax, new TGLayoutHints(kLHintsRight | kFixedWidth , 2, 2, 2, 2));
00168    compxyz->AddFrame(f4, new TGLayoutHints(kLHintsLeft | kLHintsExpandX , 2, 2, 1, 1));
00169 
00170    // Number entry for epsil
00171    TGCompositeFrame *f5 = new TGCompositeFrame(compxyz, 118, 10, kHorizontalFrame |
00172                                  kLHintsExpandX | kFixedWidth | kOwnBackground);
00173    f5->AddFrame(new TGLabel(f5, "EPSIL"), new TGLayoutHints(kLHintsLeft, 1, 1, 4, 0));
00174    fMedEpsil = new TGNumberEntry(f5, 0., 5, kMED_EPSIL);
00175    nef = (TGTextEntry*)fMedEpsil->GetNumberEntry();
00176    nef->SetToolTipText("Tracking precision [cm]");
00177    fMedEpsil->Associate(this);
00178    fMedEpsil->Resize(90, fMedEpsil->GetDefaultHeight());
00179    f5->AddFrame(fMedEpsil, new TGLayoutHints(kLHintsRight | kFixedWidth , 2, 2, 2, 2));
00180    compxyz->AddFrame(f5, new TGLayoutHints(kLHintsLeft | kLHintsExpandX , 2, 2, 1, 1));
00181 
00182    // Number entry for stmin
00183    TGCompositeFrame *f6 = new TGCompositeFrame(compxyz, 118, 10, kHorizontalFrame |
00184                                  kLHintsExpandX | kFixedWidth | kOwnBackground);
00185    f6->AddFrame(new TGLabel(f6, "STMIN"), new TGLayoutHints(kLHintsLeft, 1, 1, 4, 0));
00186    fMedStmin = new TGNumberEntry(f6, 0., 5, kMED_STMIN);
00187    nef = (TGTextEntry*)fMedStmin->GetNumberEntry();
00188    nef->SetToolTipText("Minimum step due to continuous processes [cm]");
00189    fMedStmin->Associate(this);
00190    fMedStmin->Resize(90, fMedStmin->GetDefaultHeight());
00191    f6->AddFrame(fMedStmin, new TGLayoutHints(kLHintsRight | kFixedWidth , 2, 2, 2, 2));
00192    compxyz->AddFrame(f6, new TGLayoutHints(kLHintsLeft | kLHintsExpandX , 2, 2, 1, 1));
00193    
00194    compxyz->Resize(160,50);
00195    AddFrame(compxyz, new TGLayoutHints(kLHintsLeft, 2, 2, 2, 2));
00196 
00197    // Buttons
00198    TGCompositeFrame *f23 = new TGCompositeFrame(this, 118, 20, kHorizontalFrame | kSunkenFrame | kDoubleBorder);
00199    fApply = new TGTextButton(f23, "&Apply");
00200    f23->AddFrame(fApply, new TGLayoutHints(kLHintsLeft, 2, 2, 4, 4));
00201    fApply->Associate(this);
00202    fUndo = new TGTextButton(f23, " &Undo ");
00203    f23->AddFrame(fUndo, new TGLayoutHints(kLHintsRight , 2, 2, 4, 4));
00204    fUndo->Associate(this);
00205    AddFrame(f23,  new TGLayoutHints(kLHintsLeft, 2, 2, 4, 4));  
00206 }
00207 
00208 //______________________________________________________________________________
00209 TGeoMediumEditor::~TGeoMediumEditor()
00210 {
00211 // Destructor
00212    TGFrameElement *el;
00213    TIter next(GetList());
00214    while ((el = (TGFrameElement *)next())) {
00215       if (el->fFrame->IsA() == TGCompositeFrame::Class()  ||
00216           el->fFrame->IsA() == TGHorizontalFrame::Class() ||
00217           el->fFrame->IsA() == TGVerticalFrame::Class()) 
00218          TGeoTabManager::Cleanup((TGCompositeFrame*)el->fFrame);
00219    }
00220    Cleanup();   
00221 }
00222 
00223 //______________________________________________________________________________
00224 void TGeoMediumEditor::ConnectSignals2Slots()
00225 {
00226    // Connect signals to slots.
00227    fApply->Connect("Clicked()", "TGeoMediumEditor", this, "DoApply()");
00228    fUndo->Connect("Clicked()", "TGeoMediumEditor", this, "DoUndo()");
00229    fMedName->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoMedName()");
00230    fBSelMaterial->Connect("Clicked()", "TGeoMediumEditor", this, "DoSelectMaterial()");
00231    fEditMaterial->Connect("Clicked()", "TGeoMediumEditor", this, "DoEditMaterial()");
00232    fMedId->GetNumberEntry()->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoMedId()");
00233    fMedTmaxfd->GetNumberEntry()->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoTmaxfd()");
00234    fMedStemax->GetNumberEntry()->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoStemax()");
00235    fMedDeemax->GetNumberEntry()->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoDeemax()");
00236    fMedEpsil->GetNumberEntry()->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoEpsil()");
00237    fMedStmin->GetNumberEntry()->Connect("TextChanged(const char *)", "TGeoMediumEditor", this, "DoStmin()");
00238    fMedSensitive->Connect("Clicked()", "TGeoMediumEditor", this, "DoToggleSensitive()");
00239    fMagfldOption->Connect("Selected(Int_t)", "TGeoMediumEditor", this, "DoMagfldSelect(Int_t)");
00240    fInit = kFALSE;
00241 }
00242 
00243 
00244 //______________________________________________________________________________
00245 void TGeoMediumEditor::SetModel(TObject* obj)
00246 {
00247    // Connect to the selected object.
00248    if (obj == 0 || !(obj->IsA()==TGeoMedium::Class())) {
00249       SetActive(kFALSE);
00250       return;                 
00251    } 
00252    fMedium = (TGeoMedium*)obj;
00253    const char *sname = fMedium->GetName();
00254    if (!strcmp(sname, fMedium->ClassName())) fMedName->SetText("");
00255    else fMedName->SetText(sname);
00256 
00257    fMedId->SetNumber(fMedium->GetId());
00258    Int_t isvol = (Int_t)fMedium->GetParam(0);
00259    fMedSensitive->SetState((isvol==0)?kButtonUp:kButtonDown);
00260 
00261    fSelectedMaterial = fMedium->GetMaterial();
00262    if (fSelectedMaterial) fLSelMaterial->SetText(fSelectedMaterial->GetName());
00263 
00264    if (!fMagfldOption->GetNumberOfEntries()) {
00265       fMagfldOption->AddEntry("No field", 0);
00266       fMagfldOption->AddEntry("User decision", 1);
00267       fMagfldOption->AddEntry("Runge-Kutta", 2);
00268       fMagfldOption->AddEntry("Helix", 3);
00269       fMagfldOption->AddEntry("Helix3", 4);      
00270       fMagfldOption->AddEntry("Unknown option", 5);      
00271    }
00272    Int_t ifld = (Int_t)fMedium->GetParam(1);
00273    switch (ifld) {
00274       case 0:
00275          fMagfldOption->Select(0);
00276          break;
00277       case -1:
00278          fMagfldOption->Select(1);
00279          break;
00280       case 1:      
00281          fMagfldOption->Select(2);
00282          break;
00283       case 2:
00284          fMagfldOption->Select(3);
00285          break;
00286       case 3:
00287          fMagfldOption->Select(4);
00288          break;
00289       default:
00290          fMagfldOption->Select(5);
00291          break;
00292    }         
00293 
00294    fMedFieldm->SetNumber(fMedium->GetParam(2));
00295    fMedTmaxfd->SetNumber(fMedium->GetParam(3));
00296    fMedStemax->SetNumber(fMedium->GetParam(4));
00297    fMedDeemax->SetNumber(fMedium->GetParam(5));
00298    fMedEpsil->SetNumber(fMedium->GetParam(6));
00299    fMedStmin->SetNumber(fMedium->GetParam(7));
00300    
00301    fUndo->SetEnabled(kFALSE);
00302    fIsModified = kFALSE;
00303    
00304    
00305    if (fInit) ConnectSignals2Slots();
00306    SetActive();
00307 }
00308 
00309 //______________________________________________________________________________
00310 void TGeoMediumEditor::DoEditMaterial()
00311 {
00312 // Edit selected material.
00313    fTabMgr->GetMaterialEditor(fMedium->GetMaterial());
00314 }
00315 
00316 //______________________________________________________________________________
00317 void TGeoMediumEditor::DoMedName()
00318 {
00319 // Slot for medium name.
00320    const char *name = fMedName->GetText();
00321    if (!strlen(name) || !strcmp(name, fMedium->GetName())) return;
00322    fMedium->SetName(name);
00323 }
00324 
00325 //______________________________________________________________________________
00326 void TGeoMediumEditor::DoMedId()
00327 {
00328 // Slot for medium id.
00329 }
00330 
00331 //______________________________________________________________________________
00332 void TGeoMediumEditor::DoSelectMaterial()
00333 {
00334 // Select the material component.
00335    TGeoMaterial *material = fSelectedMaterial;
00336    new TGeoMaterialDialog(fBSelMaterial, gClient->GetRoot(), 200,300);  
00337    fSelectedMaterial = (TGeoMaterial*)TGeoMaterialDialog::GetSelected();
00338    if (fSelectedMaterial) fLSelMaterial->SetText(fSelectedMaterial->GetName());
00339    else fSelectedMaterial = material;
00340 }
00341 
00342 //______________________________________________________________________________
00343 void TGeoMediumEditor::DoToggleSensitive()
00344 {
00345 // Slot for sensitivity.
00346    fIsModified = kTRUE;
00347 }
00348 
00349 //______________________________________________________________________________
00350 void TGeoMediumEditor::DoMagfldSelect(Int_t)
00351 {
00352 // Slot for mag. field.
00353    fIsModified = kTRUE;
00354 }
00355 
00356 //______________________________________________________________________________
00357 void TGeoMediumEditor::DoFieldm()
00358 {
00359 // Slot for max field.
00360    fIsModified = kTRUE;
00361 }
00362 
00363 //______________________________________________________________________________
00364 void TGeoMediumEditor::DoTmaxfd()
00365 {
00366 // Slot for tmaxfd.
00367    fIsModified = kTRUE;
00368 }
00369 
00370 //______________________________________________________________________________
00371 void TGeoMediumEditor::DoStemax()
00372 {
00373 // Slot for the max allowed step.
00374    fIsModified = kTRUE;
00375 }
00376 
00377 //______________________________________________________________________________
00378 void TGeoMediumEditor::DoDeemax()
00379 {
00380 // Slot for the maximum allowed dedx.
00381    fIsModified = kTRUE;
00382 }
00383 
00384 //______________________________________________________________________________
00385 void TGeoMediumEditor::DoEpsil()
00386 {
00387 // Slot for tracking precision.
00388    fIsModified = kTRUE;
00389 }
00390 
00391 //______________________________________________________________________________
00392 void TGeoMediumEditor::DoStmin()
00393 {
00394 // Slot for min. step.
00395    fIsModified = kTRUE;
00396 }
00397 
00398 //______________________________________________________________________________
00399 void TGeoMediumEditor::DoApply()
00400 {
00401 // Slot for applying modifications.
00402    if (!fIsModified) return;
00403    Double_t isvol = (fMedSensitive->IsOn())?1:0;
00404    Double_t ifield = fMagfldOption->GetSelected();
00405    if (ifield>0) {
00406       ifield -= 1.;
00407       if (ifield < 1.) ifield -= 1.;
00408    }   
00409    Double_t fieldm = fMedFieldm->GetNumber();
00410    Double_t tmaxfd = fMedTmaxfd->GetNumber();
00411    Double_t stemax = fMedStemax->GetNumber();
00412    Double_t deemax = fMedDeemax->GetNumber();
00413    Double_t epsil = fMedEpsil->GetNumber();
00414    Double_t stmin = fMedStmin->GetNumber();
00415    
00416    fMedium->SetParam(0,isvol); 
00417    fMedium->SetParam(1,ifield); 
00418    fMedium->SetParam(2,fieldm); 
00419    fMedium->SetParam(3,tmaxfd); 
00420    fMedium->SetParam(4,stemax); 
00421    fMedium->SetParam(5,deemax); 
00422    fMedium->SetParam(6,epsil); 
00423    fMedium->SetParam(7,stmin); 
00424    if (strcmp(fMedium->GetName(), fMedName->GetText())) fMedium->SetName(fMedName->GetText());
00425    if (fMedium->GetId() != fMedId->GetIntNumber()) fMedium->SetId(fMedId->GetIntNumber());
00426 }
00427 
00428 //______________________________________________________________________________
00429 void TGeoMediumEditor::DoUndo()
00430 {
00431 // Slot for undoing last operation.
00432 }
00433