Improve ACR

[lgpl/argeo-commons.git] / swt / org.argeo.cms.swt / src / org / argeo / cms / swt / acr / Img.java

diff --git a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/acr/Img.java b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/acr/Img.java
new file mode 100644 (file)
index 0000000..eb52fc6
--- /dev/null
+++ b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/acr/Img.java
@@ -0,0 +1,144 @@
+package org.argeo.cms.swt.acr;
+
+import org.argeo.api.acr.Content;
+import org.argeo.api.acr.NamespaceUtils;
+import org.argeo.api.acr.spi.ProvidedContent;
+import org.argeo.api.cms.ux.Cms2DSize;
+import org.argeo.api.cms.ux.CmsImageManager;
+import org.argeo.cms.swt.CmsSwtUtils;
+import org.argeo.cms.swt.widgets.EditableImage;
+import org.argeo.cms.ux.acr.ContentPart;
+import org.argeo.eclipse.ui.specific.CmsFileUpload;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+
+/** An image within the Argeo Text framework */
+public class Img extends EditableImage implements SwtSectionPart, ContentPart {
+       private static final long serialVersionUID = 6233572783968188476L;
+
+       private final SwtSection section;
+
+       private final CmsImageManager<Control, Content> imageManager;
+//     private FileUploadHandler currentUploadHandler = null;
+//     private FileUploadListener fileUploadListener;
+
+       public Img(Composite parent, int swtStyle, Content imgNode, Cms2DSize preferredImageSize) {
+               this(SwtSection.findSection(parent), parent, swtStyle, imgNode, preferredImageSize, null);
+//             setStyle(TextStyles.TEXT_IMAGE);
+       }
+
+       public Img(Composite parent, int swtStyle, Content imgNode) {
+               this(SwtSection.findSection(parent), parent, swtStyle, imgNode, null, null);
+//             setStyle(TextStyles.TEXT_IMAGE);
+       }
+
+       public Img(Composite parent, int swtStyle, Content imgNode, CmsImageManager<Control, Content> imageManager) {
+               this(SwtSection.findSection(parent), parent, swtStyle, imgNode, null, imageManager);
+//             setStyle(TextStyles.TEXT_IMAGE);
+       }
+
+       Img(SwtSection section, Composite parent, int swtStyle, Content imgNode, Cms2DSize preferredImageSize,
+                       CmsImageManager<Control, Content> imageManager) {
+               super(parent, swtStyle, preferredImageSize);
+               this.section = section;
+               this.imageManager = imageManager != null ? imageManager
+                               : (CmsImageManager<Control, Content>) CmsSwtUtils.getCmsView(section).getImageManager();
+//             CmsSwtUtils.style(this, TextStyles.TEXT_IMG);
+               setData(imgNode);
+       }
+
+       @Override
+       protected Control createControl(Composite box, String style) {
+               if (isEditing()) {
+                       return createImageChooser(box, style);
+               } else {
+                       return createLabel(box, style);
+               }
+       }
+
+       @Override
+       public synchronized void stopEditing() {
+               super.stopEditing();
+//             fileUploadListener = null;
+       }
+
+       @Override
+       protected synchronized Boolean load(Control lbl) {
+               Content imgNode = getContent();
+               boolean loaded = imageManager.load(imgNode, lbl, getPreferredImageSize());
+               // getParent().layout();
+               return loaded;
+       }
+
+       protected Content getUploadFolder() {
+               return getContent().getParent();
+       }
+
+       protected String getUploadName() {
+               Content node = getContent();
+               // TODO centralise pattern?
+               return NamespaceUtils.toPrefixedName(node.getName()) + '[' + node.getSiblingIndex() + ']';
+       }
+
+       protected CmsImageManager<Control, Content> getImageManager() {
+               return imageManager;
+       }
+
+       protected Control createImageChooser(Composite box, String style) {
+//             JcrFileUploadReceiver receiver = new JcrFileUploadReceiver(this, getUploadFolder(), getUploadName(),
+//                             imageManager);
+//             if (currentUploadHandler != null)
+//                     currentUploadHandler.dispose();
+//             currentUploadHandler = prepareUpload(receiver);
+//             final ServerPushSession pushSession = new ServerPushSession();
+               final CmsFileUpload fileUpload = new CmsFileUpload(box, SWT.NONE);
+               CmsSwtUtils.style(fileUpload, style);
+               fileUpload.addSelectionListener(new SelectionAdapter() {
+                       private static final long serialVersionUID = -9158471843941668562L;
+
+                       @Override
+                       public void widgetSelected(SelectionEvent e) {
+//                             pushSession.start();
+//                             fileUpload.submit(currentUploadHandler.getUploadUrl());
+                       }
+               });
+               return fileUpload;
+       }
+
+//     protected FileUploadHandler prepareUpload(FileUploadReceiver receiver) {
+//             final FileUploadHandler uploadHandler = new FileUploadHandler(receiver);
+//             if (fileUploadListener != null)
+//                     uploadHandler.addUploadListener(fileUploadListener);
+//             return uploadHandler;
+//     }
+
+       @Override
+       public SwtSection getSection() {
+               return section;
+       }
+
+//     public void setFileUploadListener(FileUploadListener fileUploadListener) {
+//             this.fileUploadListener = fileUploadListener;
+//             if (currentUploadHandler != null)
+//                     currentUploadHandler.addUploadListener(fileUploadListener);
+//     }
+
+       @Override
+       public Content getContent() {
+               return (Content) getData();
+       }
+
+       @Override
+       public String getPartId() {
+               return ((ProvidedContent) getContent()).getSessionLocalId();
+       }
+
+       @Override
+       public String toString() {
+               return "Img #" + getPartId();
+       }
+
+}