X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;ds=sidebyside;f=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fwidgets%2FEditableImage.java;fp=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fwidgets%2FEditableImage.java;h=2e70eb89f0fda8f15216ee64d939f70eb08333ba;hb=972528f4de2d00690362c01d3ce843ca9cd10250;hp=0000000000000000000000000000000000000000;hpb=c873a0359345503b8e3ca07828bd99d525ec7cc0;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/widgets/EditableImage.java b/org.argeo.cms.ui/src/org/argeo/cms/widgets/EditableImage.java
new file mode 100644
index 000000000..2e70eb89f
--- /dev/null
+++ b/org.argeo.cms.ui/src/org/argeo/cms/widgets/EditableImage.java
@@ -0,0 +1,112 @@
+package org.argeo.cms.widgets;
+
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.cms.util.CmsUtils;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Text;
+
+/** A stylable and editable image. */
+public abstract class EditableImage extends StyledControl {
+	private static final long serialVersionUID = -5689145523114022890L;
+	private final static Log log = LogFactory.getLog(EditableImage.class);
+
+	private Point preferredImageSize;
+	private Boolean loaded = false;
+
+	public EditableImage(Composite parent, int swtStyle) {
+		super(parent, swtStyle);
+	}
+
+	public EditableImage(Composite parent, int swtStyle,
+			Point preferredImageSize) {
+		super(parent, swtStyle);
+		this.preferredImageSize = preferredImageSize;
+	}
+
+	public EditableImage(Composite parent, int style, Node node,
+			boolean cacheImmediately, Point preferredImageSize)
+			throws RepositoryException {
+		super(parent, style, node, cacheImmediately);
+		this.preferredImageSize = preferredImageSize;
+	}
+
+	@Override
+	protected void setContainerLayoutData(Composite composite) {
+		// composite.setLayoutData(fillWidth());
+	}
+
+	@Override
+	protected void setControlLayoutData(Control control) {
+		// control.setLayoutData(fillWidth());
+	}
+
+	/** To be overriden. */
+	protected String createImgTag() throws RepositoryException {
+		return CmsUtils.noImg(preferredImageSize != null ? preferredImageSize
+				: getSize());
+	}
+
+	protected Label createLabel(Composite box, String style) {
+		Label lbl = new Label(box, getStyle());
+		// lbl.setLayoutData(CmsUtils.fillWidth());
+		CmsUtils.markup(lbl);
+		CmsUtils.style(lbl, style);
+		if (mouseListener != null)
+			lbl.addMouseListener(mouseListener);
+		load(lbl);
+		return lbl;
+	}
+
+	/** To be overriden. */
+	protected synchronized Boolean load(Control control) {
+		String imgTag;
+		try {
+			imgTag = createImgTag();
+		} catch (Exception e) {
+			// throw new CmsException("Cannot retrieve image", e);
+			log.error("Cannot retrieve image", e);
+			imgTag = CmsUtils.noImg(preferredImageSize);
+			loaded = false;
+		}
+
+		if (imgTag == null) {
+			loaded = false;
+			imgTag = CmsUtils.noImg(preferredImageSize);
+		} else
+			loaded = true;
+		if (control != null) {
+			((Label) control).setText(imgTag);
+			control.setSize(preferredImageSize != null ? preferredImageSize
+					: getSize());
+		} else {
+			loaded = false;
+		}
+		getParent().layout();
+		return loaded;
+	}
+
+	public void setPreferredSize(Point size) {
+		this.preferredImageSize = size;
+		if (!loaded) {
+			load((Label) getControl());
+		}
+	}
+
+	protected Text createText(Composite box, String style) {
+		Text text = new Text(box, getStyle());
+		CmsUtils.style(text, style);
+		return text;
+	}
+
+	public Point getPreferredImageSize() {
+		return preferredImageSize;
+	}
+
+}