swt/org.argeo.app.ui/src/org/argeo/app/ui/SuiteUiUtils.java

   1 package org.argeo.app.ui;
   2
   3 import java.io.IOException;
   4 import java.io.InputStream;
   5 import java.io.OutputStream;
   6 import java.nio.file.Files;
   7 import java.nio.file.Paths;
   8 import java.util.HashMap;
   9 import java.util.Map;
  10
  11 import javax.jcr.Node;
  12 import javax.jcr.RepositoryException;
  13 import javax.jcr.Session;
  14
  15 import org.apache.commons.io.IOUtils;
  16 import org.argeo.api.cms.ux.CmsEditable;
  17 import org.argeo.api.cms.ux.CmsStyle;
  18 import org.argeo.app.api.EntityNames;
  19 import org.argeo.app.api.EntityType;
  20 import org.argeo.app.swt.ux.SuiteSwtUtils;
  21 import org.argeo.app.ux.SuiteUxEvent;
  22 import org.argeo.cms.jcr.acr.JcrContent;
  23 import org.argeo.cms.swt.CmsSwtUtils;
  24 import org.argeo.cms.swt.dialogs.LightweightDialog;
  25 import org.argeo.cms.ui.util.CmsLink;
  26 import org.argeo.cms.ui.util.CmsUiUtils;
  27 import org.argeo.jcr.Jcr;
  28 import org.argeo.jcr.JcrUtils;
  29 import org.eclipse.swt.SWT;
  30 import org.eclipse.swt.custom.ScrolledComposite;
  31 import org.eclipse.swt.events.MouseEvent;
  32 import org.eclipse.swt.events.MouseListener;
  33 import org.eclipse.swt.graphics.ImageData;
  34 import org.eclipse.swt.graphics.Point;
  35 import org.eclipse.swt.layout.GridData;
  36 import org.eclipse.swt.layout.GridLayout;
  37 import org.eclipse.swt.widgets.Composite;
  38 import org.eclipse.swt.widgets.Control;
  39 import org.eclipse.swt.widgets.Label;
  40 import org.eclipse.swt.widgets.Text;
  41
  42 /** UI utilities around SWT and JCR. */
  43 @Deprecated
  44 public class SuiteUiUtils {
  45         public static Text addFormLine(Composite parent, String label, Node node, String property,
  46                         CmsEditable cmsEditable) {
  47                 Composite lineComposite = SuiteSwtUtils.addLineComposite(parent, 2);
  48                 SuiteSwtUtils.addFormLabel(lineComposite, label);
  49                 String text = Jcr.get(node, property);
  50                 Text txt = SuiteSwtUtils.addFormTextField(lineComposite, text, null, SWT.WRAP);
  51                 if (cmsEditable != null && cmsEditable.isEditing()) {
  52                         txt.addModifyListener((e) -> {
  53                                 Jcr.set(node, property, txt.getText());
  54                                 Jcr.save(node);
  55                         });
  56                 } else {
  57                         txt.setEditable(false);
  58                 }
  59                 txt.setLayoutData(CmsSwtUtils.fillWidth());
  60                 return txt;
  61         }
  62
  63         public static Text addFormColumn(Composite parent, String label, Node node, String property,
  64                         CmsEditable cmsEditable) {
  65                 SuiteSwtUtils.addFormLabel(parent, label);
  66                 String text = Jcr.get(node, property);
  67                 Text txt = SuiteSwtUtils.addFormTextField(parent, text, null, SWT.WRAP);
  68                 if (cmsEditable != null && cmsEditable.isEditing()) {
  69                         txt.addModifyListener((e) -> {
  70                                 Jcr.set(node, property, txt.getText());
  71                                 Jcr.save(node);
  72                         });
  73                 } else {
  74                         txt.setEditable(false);
  75                 }
  76                 txt.setLayoutData(CmsSwtUtils.fillWidth());
  77                 return txt;
  78         }
  79
  80 //      public static Label addFormPicture(Composite parent, String label, Node fileNode) throws RepositoryException {
  81 //              Composite lineComposite = SuiteSwtUtils.addLineComposite(parent, 2);
  82 //              SuiteSwtUtils.addFormLabel(lineComposite, label);
  83 //
  84 //              return addPicture(lineComposite, fileNode);
  85 //      }
  86
  87         public static Label addPicture(Composite parent, Node fileNode) throws RepositoryException {
  88                 return addPicture(parent, fileNode, null);
  89         }
  90
  91         public static Label addPicture(Composite parent, Node fileNode, Integer maxWidth) throws RepositoryException {
  92                 return addPicture(parent, fileNode, maxWidth, null);
  93         }
  94
  95         public static Label addPicture(Composite parent, Node fileNode, Integer maxWidth, Node link)
  96                         throws RepositoryException {
  97                 Node content = fileNode.getNode(Node.JCR_CONTENT);
  98
  99                 boolean test = false;
 100                 if (test) {
 101                         try (InputStream in = JcrUtils.getFileAsStream(fileNode);
 102                                         OutputStream out = Files.newOutputStream(
 103                                                         Paths.get(System.getProperty("user.home") + "/tmp/" + fileNode.getName()));) {
 104 //                              BufferedImage img = ImageIO.read(in);
 105 //                              System.out.println(fileNode.getName() + ": width=" + img.getWidth() + ", height=" + img.getHeight());
 106                                 IOUtils.copy(in, out);
 107                         } catch (IOException e) {
 108                                 throw new RuntimeException(e);
 109                         }
 110
 111 //                      try (InputStream in = JcrUtils.getFileAsStream(fileNode);) {
 112 //                              ImageData imageData = new ImageData(in);
 113 //                              System.out.println(fileNode.getName() + ": width=" + imageData.width + ", height=" + imageData.height);
 114 //                      } catch (IOException e) {
 115 //                              throw new RuntimeException(e);
 116 //                      }
 117                 }
 118                 // TODO move it deeper in the middleware.
 119                 if (!content.isNodeType(EntityType.box.get())) {
 120                         if (content.getSession().hasPermission(content.getPath(), Session.ACTION_SET_PROPERTY)) {
 121                                 try (InputStream in = JcrUtils.getFileAsStream(fileNode)) {
 122                                         ImageData imageData = new ImageData(in);
 123                                         content.addMixin(EntityType.box.get());
 124                                         content.setProperty(EntityNames.SVG_WIDTH, imageData.width);
 125                                         content.setProperty(EntityNames.SVG_HEIGHT, imageData.height);
 126                                         content.getSession().save();
 127                                 } catch (IOException e) {
 128                                         throw new RuntimeException(e);
 129                                 }
 130                         }
 131                 }
 132
 133                 // TODO optimise
 134                 Long width;
 135                 Long height;
 136                 if (content.isNodeType(EntityType.box.get())) {
 137                         width = content.getProperty(EntityNames.SVG_WIDTH).getLong();
 138                         height = content.getProperty(EntityNames.SVG_HEIGHT).getLong();
 139                 } else {
 140                         try (InputStream in = JcrUtils.getFileAsStream(fileNode)) {
 141                                 ImageData imageData = new ImageData(in);
 142                                 width = Long.valueOf(imageData.width);
 143                                 height = Long.valueOf(imageData.height);
 144                         } catch (IOException e) {
 145                                 throw new RuntimeException(e);
 146                         }
 147                 }
 148
 149                 if (maxWidth != null && width > maxWidth) {
 150                         Double ratio = maxWidth.doubleValue() / width.doubleValue();
 151                         width = maxWidth.longValue();
 152                         height = Math.round(ratio * height);
 153                 }
 154                 Label img = new Label(parent, SWT.NONE);
 155                 CmsSwtUtils.markup(img);
 156                 StringBuffer txt = new StringBuffer();
 157                 String target = toLink(link);
 158                 if (target != null)
 159                         txt.append("<a href='").append(target).append("'>");
 160                 txt.append(CmsUiUtils.img(fileNode, width.toString(), height.toString()));
 161                 if (target != null)
 162                         txt.append("</a>");
 163                 img.setText(txt.toString());
 164                 if (parent.getLayout() instanceof GridLayout) {
 165                         GridData gd = new GridData(SWT.CENTER, SWT.CENTER, false, false);
 166                         gd.widthHint = width.intValue();
 167                         gd.heightHint = height.intValue();
 168                         img.setLayoutData(gd);
 169                 }
 170
 171                 if (target == null)
 172                         img.addMouseListener(new MouseListener() {
 173                                 private static final long serialVersionUID = -1362242049325206168L;
 174
 175                                 @Override
 176                                 public void mouseUp(MouseEvent e) {
 177                                 }
 178
 179                                 @Override
 180                                 public void mouseDown(MouseEvent e) {
 181                                 }
 182
 183                                 @Override
 184                                 public void mouseDoubleClick(MouseEvent e) {
 185                                         LightweightDialog dialog = new LightweightDialog(img.getShell()) {
 186
 187                                                 @Override
 188                                                 protected Control createDialogArea(Composite parent) {
 189                                                         parent.setLayout(new GridLayout());
 190                                                         ScrolledComposite scroll = new ScrolledComposite(parent, SWT.H_SCROLL | SWT.V_SCROLL);
 191                                                         scroll.setLayoutData(CmsSwtUtils.fillAll());
 192                                                         scroll.setLayout(CmsSwtUtils.noSpaceGridLayout());
 193                                                         scroll.setExpandHorizontal(true);
 194                                                         scroll.setExpandVertical(true);
 195                                                         // scroll.setAlwaysShowScrollBars(true);
 196
 197                                                         Composite c = new Composite(scroll, SWT.NONE);
 198                                                         scroll.setContent(c);
 199                                                         c.setLayout(new GridLayout());
 200                                                         c.setLayoutData(CmsSwtUtils.fillAll());
 201                                                         Label bigImg = new Label(c, SWT.NONE);
 202                                                         CmsSwtUtils.markup(bigImg);
 203                                                         bigImg.setText(CmsUiUtils.img(fileNode, Jcr.get(content, EntityNames.SVG_WIDTH),
 204                                                                         Jcr.get(content, EntityNames.SVG_HEIGHT)));
 205                                                         bigImg.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, true));
 206                                                         return bigImg;
 207                                                 }
 208
 209                                                 @Override
 210                                                 protected Point getInitialSize() {
 211                                                         Point shellSize = img.getShell().getSize();
 212                                                         return new Point(shellSize.x - 100, shellSize.y - 100);
 213                                                 }
 214
 215                                         };
 216                                         dialog.open();
 217                                 }
 218                         });
 219                 return img;
 220         }
 221
 222         public static String toLink(Node node) {
 223                 return node != null ? "#" + CmsSwtUtils.cleanPathForUrl(JcrContent.nodeToContent(node).getPath()) : null;
 224         }
 225
 226         public static Control addLink(Composite parent, String label, Node node, CmsStyle style)
 227                         throws RepositoryException {
 228                 String target = toLink(node);
 229                 CmsLink link = new CmsLink(label, target, style);
 230                 return link.createUi(parent, node);
 231         }
 232
 233         @Deprecated
 234         public static Map<String, Object> eventProperties(Node node) {
 235                 Map<String, Object> properties = new HashMap<>();
 236                 String contentPath = '/' + Jcr.getWorkspaceName(node) + Jcr.getPath(node);
 237                 properties.put(SuiteUxEvent.CONTENT_PATH, contentPath);
 238                 return properties;
 239         }
 240
 241         /** Singleton. */
 242         private SuiteUiUtils() {
 243         }
 244
 245 }