| 1 | package de.uka.ipd.sdq.sensorframework.visualisation.editor; |
| 2 | |
| 3 | import java.util.ArrayList; |
| 4 | |
| 5 | import org.eclipse.core.runtime.IConfigurationElement; |
| 6 | import org.eclipse.core.runtime.Platform; |
| 7 | import org.eclipse.jface.dialogs.MessageDialog; |
| 8 | import org.eclipse.jface.viewers.LabelProvider; |
| 9 | import org.eclipse.swt.widgets.Shell; |
| 10 | |
| 11 | import de.uka.ipd.sdq.sensorframework.adapter.AdapterRegistry; |
| 12 | import de.uka.ipd.sdq.sensorframework.adapter.IAdapterFactory; |
| 13 | import de.uka.ipd.sdq.sensorframework.entities.SensorAndMeasurements; |
| 14 | import de.uka.ipd.sdq.sensorframework.visualisation.VisualisationPlugin; |
| 15 | import de.uka.ipd.sdq.sensorframework.visualisation.dialogs.ActionListSelectionDialog; |
| 16 | import de.uka.ipd.sdq.sensorframework.visualisation.dialogs.ViewAndAdapterFactory; |
| 17 | |
| 18 | /** |
| 19 | * This class offers the methods, which it for validating possible a |
| 20 | * Sensor->View makes. Sensor->View - that only Views for sensors can be |
| 21 | * selected that can represent this sensor |
| 22 | * |
| 23 | * @author Roman Andrej |
| 24 | * |
| 25 | */ |
| 26 | public class SensorValidationToView { |
| 27 | |
| 28 | /** |
| 29 | * @return - all view, which can represent the sensor |
| 30 | */ |
| 31 | public static Object[] findViews(SensorAndMeasurements sensorAndMeasurements) { |
| 32 | ArrayList<ViewAndAdapterFactory> result = new ArrayList<ViewAndAdapterFactory>(); |
| 33 | IConfigurationElement[] elements = getConfigurationElements(); |
| 34 | |
| 35 | for (IConfigurationElement element : elements) { // Iterate over all registered views |
| 36 | String executableObject = element.getAttribute("acceptsData"); |
| 37 | try { |
| 38 | Class<?> viewerAcceptsClass = Class.forName(executableObject); |
| 39 | if (AdapterRegistry.singleton().canAdapt(sensorAndMeasurements,viewerAcceptsClass)) { |
| 40 | // there is at least one adapter which makes the combination work |
| 41 | for (IAdapterFactory f : AdapterRegistry.singleton().getAllAvailableFactories(sensorAndMeasurements, viewerAcceptsClass)) { |
| 42 | result.add(new ViewAndAdapterFactory(element,f)); |
| 43 | } |
| 44 | } |
| 45 | } catch (ClassNotFoundException e) { |
| 46 | // catch exception for TimeSpanSensor |
| 47 | } catch (Exception e) { |
| 48 | e.printStackTrace(); |
| 49 | } |
| 50 | } |
| 51 | return result.toArray(); |
| 52 | } |
| 53 | |
| 54 | public static boolean canViewSensor( |
| 55 | SensorAndMeasurements sensorAndMeasurements) { |
| 56 | |
| 57 | String activeEditorId = VisualisationPlugin.getDefault().getWorkbench() |
| 58 | .getActiveWorkbenchWindow().getActivePage().getActiveEditor() |
| 59 | .getSite().getId(); |
| 60 | Object[] views = findViews(sensorAndMeasurements); |
| 61 | |
| 62 | for (int i = 0; i < views.length; i++) { |
| 63 | ViewAndAdapterFactory viewer = (ViewAndAdapterFactory) views[i]; |
| 64 | String editorId = viewer.getView().getAttribute("editorID"); |
| 65 | if (activeEditorId.equals(editorId)) |
| 66 | return true; |
| 67 | } |
| 68 | return false; |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * @return - actions, which are present in Menu/Visualization |
| 73 | */ |
| 74 | public static IConfigurationElement[] getConfigurationElements() { |
| 75 | IConfigurationElement[] configurationElements = Platform |
| 76 | .getExtensionRegistry().getConfigurationElementsFor( |
| 77 | "de.uka.ipd.sdq.sensorframework.visualisation"); |
| 78 | return configurationElements; |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * show message use the MessageDialog. DialogTitle is a curent name of |
| 83 | * active editor |
| 84 | */ |
| 85 | public static void showMessage(Shell shell) { |
| 86 | String msg = "This View do not support the representation of the selected sensor!"; |
| 87 | |
| 88 | String editorName = VisualisationPlugin.getDefault().getWorkbench() |
| 89 | .getActiveWorkbenchWindow().getActivePage().getActiveEditor() |
| 90 | .getTitle(); |
| 91 | |
| 92 | MessageDialog.openInformation(shell, editorName, msg); |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * The method get a selected action from 'ActionListSelectionDialog'. |
| 97 | * |
| 98 | * @return - choose Action from ActionListSelectionDialog |
| 99 | */ |
| 100 | public static ViewAndAdapterFactory getSelectedAction(Shell shell, |
| 101 | Object[] elements) { |
| 102 | ActionListSelectionDialog dialog = new ActionListSelectionDialog(shell, |
| 103 | new DialogLabelProvider()); |
| 104 | |
| 105 | dialog.setElements(elements); |
| 106 | dialog.open(); |
| 107 | Object[] results = dialog.getResult(); |
| 108 | if (results != null) |
| 109 | return (ViewAndAdapterFactory) results[0]; |
| 110 | else |
| 111 | return null; |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | /** The Class define the LabelProvider for ActionListSelectionDialog. */ |
| 116 | class DialogLabelProvider extends LabelProvider { |
| 117 | |
| 118 | /* (non-Javadoc) |
| 119 | * @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object) |
| 120 | */ |
| 121 | @Override |
| 122 | public String getText(Object element) { |
| 123 | if (element instanceof ViewAndAdapterFactory) { |
| 124 | ViewAndAdapterFactory viewAndAdapter = (ViewAndAdapterFactory) element; |
| 125 | String displayName = viewAndAdapter.getView().getAttribute("displayName"); |
| 126 | return displayName.replace("{0}",viewAndAdapter.getFactory() == null ? "" : viewAndAdapter.getFactory().getMetricLabel()); |
| 127 | } |
| 128 | return super.getText(element); |
| 129 | } |
| 130 | } |