core/org.argeo.suite.ui/src/org/argeo/suite/ui/DefaultEditionLayer.java

   1 package org.argeo.suite.ui;
   2
   3 import java.util.ArrayList;
   4 import java.util.List;
   5 import java.util.Map;
   6
   7 import javax.jcr.Node;
   8 import javax.jcr.RepositoryException;
   9
  10 import org.argeo.cms.Localized;
  11 import org.argeo.cms.ui.CmsTheme;
  12 import org.argeo.cms.ui.CmsUiProvider;
  13 import org.argeo.cms.ui.util.CmsUiUtils;
  14 import org.argeo.jcr.JcrException;
  15 import org.argeo.suite.ui.widgets.TabbedArea;
  16 import org.argeo.util.LangUtils;
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.custom.SashForm;
  19 import org.eclipse.swt.layout.GridLayout;
  20 import org.eclipse.swt.widgets.Composite;
  21 import org.eclipse.swt.widgets.Control;
  22 import org.osgi.framework.BundleContext;
  23 import org.osgi.framework.wiring.BundleWiring;
  24
  25 /** An app layer based on an entry area and an editor area. */
  26 public class DefaultEditionLayer implements SuiteLayer {
  27         private CmsUiProvider entryArea;
  28         private CmsUiProvider defaultView;
  29         private CmsUiProvider workArea;
  30         private List<String> weights = new ArrayList<>();
  31         private boolean startMaximized = false;
  32         private boolean fixedEntryArea = false;
  33         private boolean singleTab = false;
  34         private Localized title = null;
  35
  36         @Override
  37         public Control createUi(Composite parent, Node context) throws RepositoryException {
  38                 // TODO Factorize more, or split into more specialised classes?
  39                 if (entryArea != null) {
  40                         if (fixedEntryArea) {
  41                                 FixedEditionArea editionArea = new FixedEditionArea(parent, parent.getStyle());
  42                                 Control entryAreaC = entryArea.createUi(editionArea.getEntryArea(), context);
  43                                 CmsUiUtils.style(entryAreaC, SuiteStyle.entryArea);
  44                                 if (this.defaultView != null) {
  45                                         editionArea.getTabbedArea().view(defaultView, context);
  46                                 }
  47                                 return editionArea;
  48                         } else {
  49                                 SashFormEditionArea editionArea = new SashFormEditionArea(parent, parent.getStyle());
  50                                 entryArea.createUi(editionArea.getEntryArea(), context);
  51                                 if (this.defaultView != null) {
  52                                         editionArea.getTabbedArea().view(defaultView, context);
  53                                 }
  54                                 return editionArea;
  55                         }
  56                 } else {
  57                         if (this.workArea != null) {
  58                                 Composite area = new Composite(parent, SWT.NONE);
  59                                 this.workArea.createUi(area, context);
  60                                 return area;
  61                         }
  62                         CmsTheme theme = CmsTheme.getCmsTheme(parent);
  63                         TabbedArea tabbedArea = createTabbedArea(parent, theme);
  64                         return tabbedArea;
  65                 }
  66         }
  67
  68         @Override
  69         public void view(CmsUiProvider uiProvider, Composite workAreaC, Node context) {
  70                 if (workArea != null) {
  71                         try {
  72                                 CmsUiUtils.clear(workAreaC);
  73                                 workArea.createUi(workAreaC, context);
  74                                 workAreaC.requestLayout();
  75                                 return;
  76                         } catch (RepositoryException e) {
  77                                 throw new JcrException("Cannot rebuild work area", e);
  78                         }
  79                 }
  80
  81                 // tabbed area
  82                 TabbedArea tabbedArea = findTabbedArea(workAreaC);
  83                 if (tabbedArea == null)
  84                         throw new IllegalArgumentException("Unsupported work area " + workAreaC.getClass().getName());
  85                 if (uiProvider == null) {
  86                         // reset
  87                         tabbedArea.closeAllTabs();
  88                         if (this.defaultView != null) {
  89                                 tabbedArea.view(defaultView, context);
  90                         }
  91                 } else {
  92                         tabbedArea.view(uiProvider, context);
  93                 }
  94         }
  95
  96         @Override
  97         public Node getCurrentContext(Composite workArea) {
  98                 TabbedArea tabbedArea = findTabbedArea(workArea);
  99                 if (tabbedArea == null)
 100                         return null;
 101                 return tabbedArea.getCurrentContext();
 102         }
 103
 104         private TabbedArea findTabbedArea(Composite workArea) {
 105                 TabbedArea tabbedArea = null;
 106                 if (workArea instanceof SashFormEditionArea) {
 107                         tabbedArea = ((SashFormEditionArea) workArea).getTabbedArea();
 108                 } else if (workArea instanceof FixedEditionArea) {
 109                         tabbedArea = ((FixedEditionArea) workArea).getTabbedArea();
 110                 } else if (workArea instanceof TabbedArea) {
 111                         tabbedArea = (TabbedArea) workArea;
 112                 }
 113                 return tabbedArea;
 114         }
 115
 116         @Override
 117         public void open(CmsUiProvider uiProvider, Composite workArea, Node context) {
 118                 TabbedArea tabbedArea = ((SashFormEditionArea) workArea).getTabbedArea();
 119                 tabbedArea.open(uiProvider, context);
 120         }
 121
 122         @Override
 123         public Localized getTitle() {
 124                 return title;
 125         }
 126
 127         public void init(BundleContext bundleContext, Map<String, Object> properties) {
 128                 weights = LangUtils.toStringList(properties.get(Property.weights.name()));
 129                 startMaximized = properties.containsKey(Property.startMaximized.name())
 130                                 && "true".equals(properties.get(Property.startMaximized.name()));
 131                 fixedEntryArea = properties.containsKey(Property.fixedEntryArea.name())
 132                                 && "true".equals(properties.get(Property.fixedEntryArea.name()));
 133                 if (fixedEntryArea && weights.size() != 0) {
 134                         throw new IllegalArgumentException("Property " + Property.weights.name() + " should not be set if property "
 135                                         + Property.fixedEntryArea.name() + " is set.");
 136                 }
 137                 singleTab = properties.containsKey(Property.singleTab.name())
 138                                 && "true".equals(properties.get(Property.singleTab.name()));
 139
 140                 String titleStr = (String) properties.get(SuiteLayer.Property.title.name());
 141                 if (titleStr != null) {
 142                         if (titleStr.startsWith("%")) {
 143                                 title = new Localized() {
 144
 145                                         @Override
 146                                         public String name() {
 147                                                 return titleStr;
 148                                         }
 149
 150                                         @Override
 151                                         public ClassLoader getL10nClassLoader() {
 152                                                 return bundleContext != null
 153                                                                 ? bundleContext.getBundle().adapt(BundleWiring.class).getClassLoader()
 154                                                                 : getClass().getClassLoader();
 155                                         }
 156                                 };
 157                         } else {
 158                                 title = new Localized.Untranslated(titleStr);
 159                         }
 160                 }
 161         }
 162
 163         public void destroy(BundleContext bundleContext, Map<String, String> properties) {
 164
 165         }
 166
 167         public void setEntryArea(CmsUiProvider entryArea) {
 168                 this.entryArea = entryArea;
 169         }
 170
 171         public void setWorkArea(CmsUiProvider workArea) {
 172                 this.workArea = workArea;
 173         }
 174
 175         public void setDefaultView(CmsUiProvider defaultView) {
 176                 this.defaultView = defaultView;
 177         }
 178
 179         TabbedArea createTabbedArea(Composite parent, CmsTheme theme) {
 180                 TabbedArea tabbedArea = new TabbedArea(parent, SWT.NONE);
 181                 tabbedArea.setSingleTab(singleTab);
 182                 tabbedArea.setBodyStyle(SuiteStyle.mainTabBody.style());
 183                 tabbedArea.setTabStyle(SuiteStyle.mainTab.style());
 184                 tabbedArea.setTabSelectedStyle(SuiteStyle.mainTabSelected.style());
 185                 tabbedArea.setCloseIcon(SuiteIcon.close.getSmallIcon(theme));
 186                 tabbedArea.setLayoutData(CmsUiUtils.fillAll());
 187                 return tabbedArea;
 188         }
 189
 190 //      /** A work area based on an entry area and and a tabbed area. */
 191         class SashFormEditionArea extends SashForm {
 192                 private static final long serialVersionUID = 2219125778722702618L;
 193                 private TabbedArea tabbedArea;
 194                 private Composite entryC;
 195
 196                 SashFormEditionArea(Composite parent, int style) {
 197                         super(parent, SWT.HORIZONTAL);
 198                         CmsTheme theme = CmsTheme.getCmsTheme(parent);
 199
 200                         Composite editorC;
 201                         if (SWT.RIGHT_TO_LEFT == (style & SWT.RIGHT_TO_LEFT)) {// arabic, hebrew, etc.
 202                                 editorC = new Composite(this, SWT.BORDER);
 203                                 entryC = new Composite(this, SWT.BORDER);
 204                         } else {
 205                                 entryC = new Composite(this, SWT.NONE);
 206                                 editorC = new Composite(this, SWT.NONE);
 207                         }
 208
 209                         // sash form specific
 210                         if (weights.size() != 0) {
 211                                 int[] actualWeight = new int[weights.size()];
 212                                 for (int i = 0; i < weights.size(); i++) {
 213                                         actualWeight[i] = Integer.parseInt(weights.get(i));
 214                                 }
 215                                 setWeights(actualWeight);
 216                         } else {
 217                                 int[] actualWeights = new int[] { 3000, 7000 };
 218                                 setWeights(actualWeights);
 219                         }
 220                         if (startMaximized)
 221                                 setMaximizedControl(editorC);
 222
 223                         GridLayout editorAreaLayout = CmsUiUtils.noSpaceGridLayout();
 224 //                      editorAreaLayout.verticalSpacing = 0;
 225 //                      editorAreaLayout.marginBottom = 0;
 226 //                      editorAreaLayout.marginHeight = 0;
 227 //                      editorAreaLayout.marginLeft = 0;
 228 //                      editorAreaLayout.marginRight = 0;
 229                         editorC.setLayout(editorAreaLayout);
 230
 231                         tabbedArea = createTabbedArea(editorC, theme);
 232                 }
 233
 234                 TabbedArea getTabbedArea() {
 235                         return tabbedArea;
 236                 }
 237
 238                 Composite getEntryArea() {
 239                         return entryC;
 240                 }
 241
 242         }
 243
 244         class FixedEditionArea extends Composite {
 245                 private static final long serialVersionUID = -5525672639277322465L;
 246                 private TabbedArea tabbedArea;
 247                 private Composite entryC;
 248
 249                 public FixedEditionArea(Composite parent, int style) {
 250                         super(parent, style);
 251                         CmsTheme theme = CmsTheme.getCmsTheme(parent);
 252
 253                         setLayout(CmsUiUtils.noSpaceGridLayout(2));
 254
 255                         Composite editorC;
 256                         if (SWT.RIGHT_TO_LEFT == (style & SWT.RIGHT_TO_LEFT)) {// arabic, hebrew, etc.
 257                                 editorC = new Composite(this, SWT.NONE);
 258                                 entryC = new Composite(this, SWT.NONE);
 259                         } else {
 260                                 entryC = new Composite(this, SWT.NONE);
 261                                 editorC = new Composite(this, SWT.NONE);
 262                         }
 263                         entryC.setLayoutData(CmsUiUtils.fillHeight());
 264
 265                         GridLayout editorAreaLayout = CmsUiUtils.noSpaceGridLayout();
 266 //                      editorAreaLayout.verticalSpacing = 0;
 267 //                      editorAreaLayout.marginBottom = 0;
 268 //                      editorAreaLayout.marginHeight = 0;
 269 //                      editorAreaLayout.marginLeft = 0;
 270 //                      editorAreaLayout.marginRight = 0;
 271                         editorC.setLayout(editorAreaLayout);
 272                         editorC.setLayoutData(CmsUiUtils.fillAll());
 273
 274                         tabbedArea = createTabbedArea(editorC, theme);
 275                 }
 276
 277                 TabbedArea getTabbedArea() {
 278                         return tabbedArea;
 279                 }
 280
 281                 Composite getEntryArea() {
 282                         return entryC;
 283                 }
 284         }
 285
 286 }