service/simulator/java/eclipse-plugin/ServiceProviderPlugin/src/oic/simulator/serviceprovider/view/dialogs/DeleteResourcePage.java

   1 package oic.simulator.serviceprovider.view.dialogs;
   2
   3 import java.util.Iterator;
   4 import java.util.List;
   5
   6 import oic.simulator.serviceprovider.Activator;
   7 import oic.simulator.serviceprovider.resource.DeleteCategory;
   8 import oic.simulator.serviceprovider.utils.Constants;
   9
  10 import org.eclipse.jface.wizard.WizardPage;
  11 import org.eclipse.swt.SWT;
  12 import org.eclipse.swt.custom.CCombo;
  13 import org.eclipse.swt.events.ModifyEvent;
  14 import org.eclipse.swt.events.ModifyListener;
  15 import org.eclipse.swt.events.SelectionAdapter;
  16 import org.eclipse.swt.events.SelectionEvent;
  17 import org.eclipse.swt.layout.GridData;
  18 import org.eclipse.swt.layout.GridLayout;
  19 import org.eclipse.swt.widgets.Button;
  20 import org.eclipse.swt.widgets.Composite;
  21 import org.eclipse.swt.widgets.Group;
  22 import org.eclipse.swt.widgets.Text;
  23
  24 public class DeleteResourcePage extends WizardPage {
  25
  26     private Button         allRbtn;
  27     private Button         byTypeRbtn;
  28     private Button         byUriRbtn;
  29
  30     private CCombo         resourceTypeCmb;
  31     private Text           resourceUriTxt;
  32
  33     private DeleteCategory deleteCategory;
  34
  35     // It will hold either the resource type or resource uri
  36     private String         deleteCandidate;
  37
  38     protected DeleteResourcePage() {
  39         super("Delete Resource");
  40     }
  41
  42     @Override
  43     public void createControl(Composite parent) {
  44         setPageComplete(false);
  45         setTitle(Constants.DELETE_PAGE_TITLE);
  46         setMessage(Constants.DELETE_PAGE_MESSAGE);
  47
  48         Composite compContent = new Composite(parent, SWT.NONE);
  49         compContent.setLayout(new GridLayout(1, false));
  50         GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
  51         compContent.setLayoutData(gd);
  52
  53         Group group = new Group(compContent, SWT.NONE);
  54         group.setText("Select Category");
  55         GridLayout gridLayout = new GridLayout(2, false);
  56         gridLayout.verticalSpacing = 15;
  57         gridLayout.marginTop = 10;
  58         gridLayout.marginLeft = 10;
  59         group.setLayout(gridLayout);
  60         gd = new GridData(SWT.FILL, SWT.FILL, true, true);
  61         group.setLayoutData(gd);
  62
  63         allRbtn = new Button(group, SWT.RADIO);
  64         allRbtn.setText("All resources");
  65         gd = new GridData();
  66         gd.horizontalSpan = 2;
  67         gd.widthHint = 200;
  68         allRbtn.setLayoutData(gd);
  69
  70         byTypeRbtn = new Button(group, SWT.RADIO);
  71         byTypeRbtn.setText("All (By resource type)");
  72         gd = new GridData();
  73         gd.widthHint = 200;
  74         byTypeRbtn.setLayoutData(gd);
  75
  76         resourceTypeCmb = new CCombo(group, SWT.READ_ONLY | SWT.BORDER);
  77         gd = new GridData();
  78         gd.widthHint = 200;
  79         resourceTypeCmb.setLayoutData(gd);
  80
  81         byUriRbtn = new Button(group, SWT.RADIO);
  82         byUriRbtn.setText("By Resource URI");
  83         gd = new GridData();
  84         gd.widthHint = 200;
  85         byUriRbtn.setLayoutData(gd);
  86
  87         resourceUriTxt = new Text(group, SWT.BORDER);
  88         gd = new GridData();
  89         gd.widthHint = 300;
  90         resourceUriTxt.setLayoutData(gd);
  91
  92         // Setting the initial visibility of controls
  93         allRbtn.setSelection(false);
  94         byTypeRbtn.setSelection(false);
  95         byUriRbtn.setSelection(false);
  96
  97         resourceTypeCmb.setEnabled(false);
  98         resourceUriTxt.setEnabled(false);
  99
 100         deleteCategory = DeleteCategory.NONE;
 101
 102         populateDataInUI();
 103
 104         addUIListeners();
 105
 106         setControl(compContent);
 107     }
 108
 109     private void populateDataInUI() {
 110         // Populate Resourcetype in Combo
 111         populateResourceTypeCombo();
 112     }
 113
 114     private void populateResourceTypeCombo() {
 115         List<String> resourceTypeList;
 116         resourceTypeList = Activator.getDefault().getResourceManager()
 117                 .getResourceTypeList();
 118         if (null != resourceTypeList) {
 119             Iterator<String> itr = resourceTypeList.iterator();
 120             while (itr.hasNext()) {
 121                 resourceTypeCmb.add(itr.next());
 122             }
 123         }
 124
 125         // By default, select the first item in the combo
 126         if (resourceTypeCmb.getItemCount() > 0) {
 127             resourceTypeCmb.select(0);
 128             deleteCandidate = resourceTypeCmb.getText();
 129         }
 130     }
 131
 132     public void addUIListeners() {
 133         allRbtn.addSelectionListener(new SelectionAdapter() {
 134             @Override
 135             public void widgetSelected(SelectionEvent e) {
 136                 // Update the visibility of controls
 137                 resourceTypeCmb.setEnabled(false);
 138                 resourceUriTxt.setEnabled(false);
 139
 140                 deleteCategory = DeleteCategory.ALL;
 141                 deleteCandidate = null;
 142                 setPageComplete(isSelectionDone());
 143             }
 144         });
 145
 146         byTypeRbtn.addSelectionListener(new SelectionAdapter() {
 147             @Override
 148             public void widgetSelected(SelectionEvent e) {
 149                 // Update the visibility of controls
 150                 resourceTypeCmb.setEnabled(true);
 151                 resourceUriTxt.setEnabled(false);
 152
 153                 deleteCategory = DeleteCategory.BY_TYPE;
 154                 setPageComplete(isSelectionDone());
 155             }
 156         });
 157
 158         byUriRbtn.addSelectionListener(new SelectionAdapter() {
 159             @Override
 160             public void widgetSelected(SelectionEvent e) {
 161                 // Update the visibility of controls
 162                 resourceUriTxt.setEnabled(true);
 163                 resourceUriTxt.setFocus();
 164                 resourceTypeCmb.setEnabled(false);
 165
 166                 deleteCategory = DeleteCategory.BY_URI;
 167                 setPageComplete(isSelectionDone());
 168             }
 169         });
 170
 171         resourceTypeCmb.addModifyListener(new ModifyListener() {
 172             @Override
 173             public void modifyText(ModifyEvent arg0) {
 174                 setPageComplete(isSelectionDone());
 175             }
 176         });
 177
 178         resourceUriTxt.addModifyListener(new ModifyListener() {
 179             @Override
 180             public void modifyText(ModifyEvent arg0) {
 181                 setPageComplete(isSelectionDone());
 182             }
 183         });
 184     }
 185
 186     public boolean isSelectionDone() {
 187         boolean done = false;
 188         if (deleteCategory == DeleteCategory.ALL) {
 189             done = true;
 190         } else if (deleteCategory == DeleteCategory.BY_TYPE) {
 191             int selectedItemIndex = resourceTypeCmb.getSelectionIndex();
 192             if (selectedItemIndex >= 0) {
 193                 deleteCandidate = resourceTypeCmb.getItem(selectedItemIndex);
 194                 if (null != deleteCandidate && deleteCandidate.length() > 0) {
 195                     done = true;
 196                 }
 197             }
 198         } else if (deleteCategory == DeleteCategory.BY_URI) {
 199             deleteCandidate = resourceUriTxt.getText();
 200             if (null != deleteCandidate && deleteCandidate.length() > 0) {
 201                 done = true;
 202             }
 203         }
 204         return done;
 205     }
 206
 207     public DeleteCategory getDeleteCategory() {
 208         return deleteCategory;
 209     }
 210
 211     public String getDeleteCandidate() {
 212         return deleteCandidate;
 213     }
 214
 215     public void setFocusToTextBox() {
 216         resourceUriTxt.setFocus();
 217     }
 218 }