swt/org.argeo.app.ui/src/org/argeo/app/ui/library/DocumentsFileComposite.java

   1 package org.argeo.app.ui.library;
   2
   3 import java.io.IOException;
   4 import java.nio.file.Files;
   5 import java.nio.file.Path;
   6 import java.nio.file.spi.FileSystemProvider;
   7
   8 import javax.jcr.Node;
   9
  10 import org.argeo.api.cms.CmsLog;
  11 import org.argeo.cms.fs.CmsFsUtils;
  12 import org.argeo.cms.ui.util.CmsUiUtils;
  13 import org.argeo.eclipse.ui.EclipseUiUtils;
  14 import org.argeo.eclipse.ui.fs.FsUiUtils;
  15 import org.argeo.eclipse.ui.specific.UiContext;
  16 import org.eclipse.swt.SWT;
  17 import org.eclipse.swt.browser.Browser;
  18 import org.eclipse.swt.custom.SashForm;
  19 import org.eclipse.swt.layout.GridData;
  20 import org.eclipse.swt.layout.GridLayout;
  21 import org.eclipse.swt.widgets.Composite;
  22 import org.eclipse.swt.widgets.Label;
  23
  24 /**
  25  * Default Documents file composite: a sashForm with a browser in the middle and
  26  * meta data at right hand side.
  27  */
  28 public class DocumentsFileComposite extends Composite {
  29         private static final long serialVersionUID = -7567632342889241793L;
  30
  31         private final static CmsLog log = CmsLog.getLog(DocumentsFileComposite.class);
  32
  33         private final Node currentBaseContext;
  34
  35         // UI Parts for the browser
  36         private Composite rightPannelCmp;
  37
  38         public DocumentsFileComposite(Composite parent, int style, Node context, FileSystemProvider fsp) {
  39                 super(parent, style);
  40                 this.currentBaseContext = context;
  41                 this.setLayout(EclipseUiUtils.noSpaceGridLayout());
  42                 SashForm form = new SashForm(this, SWT.HORIZONTAL);
  43
  44                 Composite centerCmp = new Composite(form, SWT.BORDER | SWT.NO_FOCUS);
  45                 createDisplay(centerCmp);
  46
  47                 rightPannelCmp = new Composite(form, SWT.NO_FOCUS);
  48
  49                 Path path = CmsFsUtils.getPath(fsp, context);
  50                 setOverviewInput(path);
  51                 form.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  52                 form.setWeights(new int[] { 55, 20 });
  53         }
  54
  55         private void createDisplay(final Composite parent) {
  56                 parent.setLayout(EclipseUiUtils.noSpaceGridLayout());
  57                 Browser browser = new Browser(parent, SWT.NONE);
  58                 // browser.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true,
  59                 // true));
  60                 browser.setLayoutData(EclipseUiUtils.fillAll());
  61                 // FIXME make it more robust
  62                 String url = CmsUiUtils.getDataUrl(currentBaseContext, UiContext.getHttpRequest());
  63                 // FIXME issue with the redirection to https
  64                 if (url.startsWith("http://") && !url.startsWith("http://localhost"))
  65                         url = "https://" + url.substring("http://".length(), url.length());
  66                 if (log.isTraceEnabled())
  67                         log.debug("Trying to display " + url);
  68                 browser.setUrl(url);
  69                 browser.layout(true, true);
  70         }
  71
  72         /**
  73          * Recreates the content of the box that displays information about the current
  74          * selected Path.
  75          */
  76         private void setOverviewInput(Path path) {
  77                 try {
  78                         EclipseUiUtils.clear(rightPannelCmp);
  79                         rightPannelCmp.setLayout(new GridLayout());
  80                         if (path != null) {
  81                                 // if (isImg(context)) {
  82                                 // EditableImage image = new Img(parent, RIGHT, context,
  83                                 // imageWidth);
  84                                 // image.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER,
  85                                 // true, false,
  86                                 // 2, 1));
  87                                 // }
  88
  89                                 Label contextL = new Label(rightPannelCmp, SWT.NONE);
  90                                 contextL.setText(path.getFileName().toString());
  91                                 contextL.setFont(EclipseUiUtils.getBoldFont(rightPannelCmp));
  92                                 addProperty(rightPannelCmp, "Last modified", Files.getLastModifiedTime(path).toString());
  93                                 // addProperty(rightPannelCmp, "Owner",
  94                                 // Files.getOwner(path).getName());
  95                                 if (Files.isDirectory(path)) {
  96                                         addProperty(rightPannelCmp, "Type", "Folder");
  97                                 } else {
  98                                         String mimeType = Files.probeContentType(path);
  99                                         if (EclipseUiUtils.isEmpty(mimeType))
 100                                                 mimeType = "<i>Unknown</i>";
 101                                         addProperty(rightPannelCmp, "Type", mimeType);
 102                                         addProperty(rightPannelCmp, "Size", FsUiUtils.humanReadableByteCount(Files.size(path), false));
 103                                 }
 104                         }
 105                         rightPannelCmp.layout(true, true);
 106                 } catch (IOException e) {
 107                         throw new IllegalStateException("Cannot display details for " + path.toString(), e);
 108                 }
 109         }
 110
 111         // Simplify UI implementation
 112         private void addProperty(Composite parent, String propName, String value) {
 113                 Label propLbl = new Label(parent, SWT.NONE);
 114                 // propLbl.setText(ConnectUtils.replaceAmpersand(propName + ": " + value));
 115                 propLbl.setText(value);
 116                 // CmsUiUtils.markup(propLbl);
 117         }
 118 }