X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fui%2Fforms%2FFormEditorHeader.java;fp=org.argeo.cms.ui%2Fsrc%2Forg%2Fargeo%2Fcms%2Fui%2Fforms%2FFormEditorHeader.java;h=7d4612731758035c8b34526cc0144f62c663ae27;hb=5b3108fe285bca50565b58b63fa4feddc96c0765;hp=0000000000000000000000000000000000000000;hpb=e54c6091d38b6859dec42f36e7334da19e2a0227;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/ui/forms/FormEditorHeader.java b/org.argeo.cms.ui/src/org/argeo/cms/ui/forms/FormEditorHeader.java
new file mode 100644
index 000000000..7d4612731
--- /dev/null
+++ b/org.argeo.cms.ui/src/org/argeo/cms/ui/forms/FormEditorHeader.java
@@ -0,0 +1,114 @@
+package org.argeo.cms.ui.forms;
+
+import java.util.Observable;
+import java.util.Observer;
+
+import javax.jcr.Node;
+
+import org.argeo.cms.ui.CmsEditable;
+import org.argeo.cms.ui.util.CmsUiUtils;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+
+/** Add life cycle management abilities to an editable form page */
+public class FormEditorHeader implements SelectionListener, Observer {
+	private static final long serialVersionUID = 7392898696542484282L;
+
+	// private final Node context;
+	private final CmsEditable cmsEditable;
+	private Button publishBtn;
+
+	// Should we provide here the ability to switch from read only to edition
+	// mode?
+	// private Button editBtn;
+	// private boolean readOnly;
+
+	// TODO add information about the current node status, typically if it is
+	// dirty or not
+
+	private Composite parent;
+	private Composite display;
+	private Object layoutData;
+
+	public FormEditorHeader(Composite parent, int style, Node context,
+			CmsEditable cmsEditable) {
+		this.cmsEditable = cmsEditable;
+		this.parent = parent;
+		// readOnly = SWT.READ_ONLY == (style & SWT.READ_ONLY);
+		// this.context = context;
+		if (this.cmsEditable instanceof Observable)
+			((Observable) this.cmsEditable).addObserver(this);
+		refresh();
+	}
+
+	public void setLayoutData(Object layoutData) {
+		this.layoutData = layoutData;
+		if (display != null && !display.isDisposed())
+			display.setLayoutData(layoutData);
+	}
+
+	protected void refresh() {
+		if (display != null && !display.isDisposed())
+			display.dispose();
+
+		display = new Composite(parent, SWT.NONE);
+		display.setLayoutData(layoutData);
+
+		CmsUiUtils.style(display, FormStyle.header.style());
+		display.setBackgroundMode(SWT.INHERIT_FORCE);
+
+		display.setLayout(CmsUiUtils.noSpaceGridLayout());
+
+		publishBtn = createSimpleBtn(display, getPublishButtonLabel());
+		display.moveAbove(null);
+		parent.layout();
+	}
+
+	private Button createSimpleBtn(Composite parent, String label) {
+		Button button = new Button(parent, SWT.FLAT | SWT.PUSH);
+		button.setText(label);
+		CmsUiUtils.style(button, FormStyle.header.style());
+		button.addSelectionListener(this);
+		return button;
+	}
+
+	private String getPublishButtonLabel() {
+		// Rather check if the current node differs from what has been
+		// previously committed
+		// For the time being, we always reach here, the underlying CmsEditable
+		// is always editing.
+		if (cmsEditable.isEditing())
+			return " Publish ";
+		else
+			return " Edit ";
+	}
+
+	@Override
+	public void widgetSelected(SelectionEvent e) {
+		if (e.getSource() == publishBtn) {
+			// For the time being, the underlying CmsEditable
+			// is always editing when we reach this point
+			if (cmsEditable.isEditing()) {
+				// we always leave the node in a check outed state
+				cmsEditable.stopEditing();
+				cmsEditable.startEditing();
+			} else {
+				cmsEditable.startEditing();
+			}
+		}
+	}
+
+	@Override
+	public void widgetDefaultSelected(SelectionEvent e) {
+	}
+
+	@Override
+	public void update(Observable o, Object arg) {
+		if (o == cmsEditable) {
+			refresh();
+		}
+	}
+}
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