G4VisCommandViewerCreate Class Reference

#include <G4VisCommandsViewer.hh>

Inheritance diagram for G4VisCommandViewerCreate:

Public Member Functions
	G4VisCommandViewerCreate ()
virtual	~G4VisCommandViewerCreate ()
G4String	GetCurrentValue (G4UIcommand *command)
void	SetNewValue (G4UIcommand *command, G4String newValue)

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Detailed Description

Definition at line 144 of file G4VisCommandsViewer.hh.

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Constructor & Destructor Documentation

G4VisCommandViewerCreate::G4VisCommandViewerCreate

(

)

Definition at line 589 of file G4VisCommandsViewer.cc.

References G4UIparameter::SetDefaultValue(), and G4UIparameter::SetGuidance().

                                                   : fId (0) {
  G4bool omitable;
  fpCommand = new G4UIcommand ("/vis/viewer/create", this);
  fpCommand -> SetGuidance
    ("Creates a viewer for the specified scene handler.");
  fpCommand -> SetGuidance
    ("Default scene handler is the current scene handler.  Invents a name"
     "\nif not supplied.  (Note: the system adds information to the name"
     "\nfor identification - only the characters up to the first blank are"
     "\nused for removing, selecting, etc.)  This scene handler and viewer"
     "\nbecome current.");
  G4UIparameter* parameter;
  parameter = new G4UIparameter ("scene-handler", 's', omitable = true);
  parameter -> SetCurrentAsDefault (true);
  fpCommand -> SetParameter (parameter);
  parameter = new G4UIparameter ("viewer-name", 's', omitable = true);
  parameter -> SetCurrentAsDefault (true);
  fpCommand -> SetParameter (parameter);
  parameter = new G4UIparameter ("window-size-hint", 's', omitable = true);
  parameter->SetGuidance
    ("integer (pixels) for square window placed by window manager or"
     " X-Windows-type geometry string, e.g. 600x600-100+100");
  parameter->SetDefaultValue("600");
  fpCommand -> SetParameter (parameter);
}

G4VisCommandViewerCreate::~G4VisCommandViewerCreate

(

)

[virtual]

Definition at line 615 of file G4VisCommandsViewer.cc.

                                                     {
  delete fpCommand;
}

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Member Function Documentation

G4String G4VisCommandViewerCreate::GetCurrentValue

(

G4UIcommand *

command

)

[virtual]

Reimplemented from G4UImessenger.

Definition at line 633 of file G4VisCommandsViewer.cc.

References G4VVisCommand::fpVisManager.

                                                                {
  G4String currentValue;
  G4VSceneHandler* currentSceneHandler =
    fpVisManager -> GetCurrentSceneHandler ();
  if (currentSceneHandler) {
    currentValue = currentSceneHandler -> GetName ();
  }
  else {
    currentValue = "none";
  }
  currentValue += ' ';
  currentValue += '"';
  currentValue += NextName ();
  currentValue += '"';

  currentValue += " 600";  // Default number of pixels for window size hint.

  return currentValue;
}

void G4VisCommandViewerCreate::SetNewValue	(	G4UIcommand *	command,
		G4String	newValue
	)			[virtual]

Reimplemented from G4UImessenger.

Definition at line 653 of file G4VisCommandsViewer.cc.

References G4UImanager::ApplyCommand(), G4String::both, G4VisManager::confirmations, G4VisManager::errors, G4VVisCommand::fpVisManager, G4cout, G4endl, G4UImanager::GetUIpointer(), G4VisManager::GetVerbosity(), G4VViewer::GetViewParameters(), G4ViewParameters::IsAutoRefresh(), G4String::strip(), and G4VisManager::warnings.

                                                                           {

  G4VisManager::Verbosity verbosity = fpVisManager->GetVerbosity();

  G4String sceneHandlerName, newName;
  G4String windowSizeHintString;
  std::istringstream is (newValue);
  is >> sceneHandlerName;

  // Now need to handle the possibility that the second string
  // contains embedded blanks within quotation marks...
  char c;
  while (is.get(c) && c == ' '){}
  if (c == '"') {
    while (is.get(c) && c != '"') {newName += c;}
  }
  else {
    newName += c;
    while (is.get(c) && c != ' ') {newName += c;}
  }
  newName = newName.strip (G4String::both, ' ');
  newName = newName.strip (G4String::both, '"');

  // Now get window size hint...
  is >> windowSizeHintString;

  const G4SceneHandlerList& sceneHandlerList =
    fpVisManager -> GetAvailableSceneHandlers ();
  G4int nHandlers = sceneHandlerList.size ();
  if (nHandlers <= 0) {
    if (verbosity >= G4VisManager::errors) {
      G4cout <<
        "ERROR: G4VisCommandViewerCreate::SetNewValue: no scene handlers."
        "\n  Create a scene handler with \"/vis/sceneHandler/create\""
             << G4endl;
    }
    return;
  }

  G4int iHandler;
  for (iHandler = 0; iHandler < nHandlers; iHandler++) {
    if (sceneHandlerList [iHandler] -> GetName () == sceneHandlerName) break;
  }

  if (iHandler < 0 || iHandler >= nHandlers) {
    // Invalid command line argument or none.
    // This shouldn't happen!!!!!!
    if (verbosity >= G4VisManager::errors) {
      G4cout << "G4VisCommandViewerCreate::SetNewValue:"
        " invalid scene handler specified."
            << G4endl;
    }
    return;
  }

  // Valid index.  Set current scene handler and graphics system in
  // preparation for creating viewer.
  G4VSceneHandler* sceneHandler = sceneHandlerList [iHandler];
  if (sceneHandler != fpVisManager -> GetCurrentSceneHandler ()) {
    fpVisManager -> SetCurrentSceneHandler (sceneHandler);
  }

  // Now deal with name of viewer.
  G4String nextName = NextName ();
  if (newName == "") {
    newName = nextName;
  }
  if (newName == nextName) fId++;
  G4String newShortName = fpVisManager -> ViewerShortName (newName);

  for (G4int ih = 0; ih < nHandlers; ih++) {
    G4VSceneHandler* sh = sceneHandlerList [ih];
    const G4ViewerList& viewerList = sh -> GetViewerList ();
    for (size_t iViewer = 0; iViewer < viewerList.size (); iViewer++) {
      if (viewerList [iViewer] -> GetShortName () == newShortName ) {
        if (verbosity >= G4VisManager::errors) {
          G4cout << "ERROR: Viewer \"" << newShortName << "\" already exists."
                 << G4endl;
        }
        return;
      }
    }
  }

  // WindowSizeHint and XGeometryString are picked up from the vis
  // manager in the G4VViewer constructor. In G4VisManager, after Viewer
  // creation, we will store theses parameters in G4ViewParameters.

  fpVisManager -> CreateViewer (newName,windowSizeHintString);

  G4VViewer* newViewer = fpVisManager -> GetCurrentViewer ();
  if (newViewer && newViewer -> GetName () == newName) {
    if (verbosity >= G4VisManager::confirmations) {
      G4cout << "New viewer \"" << newName << "\" created." << G4endl;
    }
  }
  else {
    if (verbosity >= G4VisManager::errors) {
      if (newViewer) {
        G4cout << "ERROR: New viewer doesn\'t match!!!  Curious!!" << G4endl;
      } else {
        G4cout << "WARNING: No viewer created." << G4endl;
      }
    }
  }
  // Refresh if appropriate...
  if (newViewer) {
    if (newViewer->GetViewParameters().IsAutoRefresh()) {
      G4UImanager::GetUIpointer()->ApplyCommand("/vis/viewer/refresh");
    }
    else {
      if (verbosity >= G4VisManager::warnings) {
        G4cout << "Issue /vis/viewer/refresh or flush to see effect."
               << G4endl;
      }
    }
  }
}

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The documentation for this class was generated from the following files:

• G4VisCommandsViewer.hh
• G4VisCommandsViewer.cc

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