From 661a23a46674f7b85139bc7bf408dd344fcb5d6e Mon Sep 17 00:00:00 2001
From: Florian Hoelzl <hoelzl@fortiss.org>
Date: Sun, 1 Jan 2012 15:52:09 +0000
Subject: [PATCH] added hold checkbox in input/output view refs 425
---
.../trunk/META-INF/MANIFEST.MF | 1 +
.../CheckBoxEditingSupport.java | 79 ++++++++++++
.../CheckBoxLabelProvider.java | 117 ++++++++++++++++++
3 files changed, 197 insertions(+)
create mode 100644 org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxEditingSupport.java
create mode 100644 org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxLabelProvider.java
diff --git a/org.fortiss.tooling.base.ui/trunk/META-INF/MANIFEST.MF b/org.fortiss.tooling.base.ui/trunk/META-INF/MANIFEST.MF
index d99161f76..7f35acd96 100644
--- a/org.fortiss.tooling.base.ui/trunk/META-INF/MANIFEST.MF
+++ b/org.fortiss.tooling.base.ui/trunk/META-INF/MANIFEST.MF
@@ -11,6 +11,7 @@ Bundle-ActivationPolicy: lazy
Bundle-RequiredExecutionEnvironment: JavaSE-1.6
Bundle-Vendor: fortiss GmbH
Export-Package: org.fortiss.tooling.base.ui,
+ org.fortiss.tooling.base.ui.checkboxtablecell,
org.fortiss.tooling.base.ui.compose,
org.fortiss.tooling.base.ui.contentprovider,
org.fortiss.tooling.base.ui.databinding,
diff --git a/org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxEditingSupport.java b/org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxEditingSupport.java
new file mode 100644
index 000000000..0f9cfbbe7
--- /dev/null
+++ b/org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxEditingSupport.java
@@ -0,0 +1,79 @@
+/*--------------------------------------------------------------------------+
+$Id$
+| |
+| Copyright 2011 ForTISS GmbH |
+| |
+| Licensed under the Apache License, Version 2.0 (the "License"); |
+| you may not use this file except in compliance with the License. |
+| You may obtain a copy of the License at |
+| |
+| http://www.apache.org/licenses/LICENSE-2.0 |
+| |
+| Unless required by applicable law or agreed to in writing, software |
+| distributed under the License is distributed on an "AS IS" BASIS, |
+| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
+| See the License for the specific language governing permissions and |
+| limitations under the License. |
++--------------------------------------------------------------------------*/
+package org.fortiss.tooling.base.ui.checkboxtablecell;
+
+import org.eclipse.jface.viewers.CellEditor;
+import org.eclipse.jface.viewers.CheckboxCellEditor;
+import org.eclipse.jface.viewers.ColumnViewer;
+import org.eclipse.jface.viewers.EditingSupport;
+import org.eclipse.jface.viewers.TableViewer;
+
+/**
+ * {@link EditingSupport} for checkbox cells.
+ *
+ * @author hoelzl
+ * @author $Author$
+ * @version $Rev$
+ * @ConQAT.Rating YELLOW Hash: A39EE0F9184DD86FD5FC5D46A164976A
+ */
+public abstract class CheckBoxEditingSupport extends EditingSupport {
+
+ /**
+ * Stores the shared cell editor.
+ */
+ private CellEditor cellEditor;
+
+ /** Constructor */
+ public CheckBoxEditingSupport(ColumnViewer viewer) {
+ super(viewer);
+ cellEditor = new CheckboxCellEditor(((TableViewer) viewer).getTable());
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ protected boolean canEdit(Object element) {
+ return true;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ protected final CellEditor getCellEditor(Object element) {
+ return cellEditor;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ protected final Object getValue(Object element) {
+ return getBooleanValue(element);
+ }
+
+ /** Get the boolean value of this editor. */
+ protected abstract Boolean getBooleanValue(Object element);
+
+ /** {@inheritDoc} */
+ @Override
+ protected final void setValue(Object element, Object value) {
+ if (value instanceof Boolean) {
+ setBooleanValue(element, (Boolean) value);
+ getViewer().update(element, null);
+ }
+ }
+
+ /** Sets the boolean value to the model. */
+ protected abstract void setBooleanValue(Object element, Boolean value);
+}
diff --git a/org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxLabelProvider.java b/org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxLabelProvider.java
new file mode 100644
index 000000000..63584260a
--- /dev/null
+++ b/org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/checkboxtablecell/CheckBoxLabelProvider.java
@@ -0,0 +1,117 @@
+/*--------------------------------------------------------------------------+
+$Id$
+| |
+| Copyright 2011 ForTISS GmbH |
+| |
+| Licensed under the Apache License, Version 2.0 (the "License"); |
+| you may not use this file except in compliance with the License. |
+| You may obtain a copy of the License at |
+| |
+| http://www.apache.org/licenses/LICENSE-2.0 |
+| |
+| Unless required by applicable law or agreed to in writing, software |
+| distributed under the License is distributed on an "AS IS" BASIS, |
+| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
+| See the License for the specific language governing permissions and |
+| limitations under the License. |
++--------------------------------------------------------------------------*/
+package org.fortiss.tooling.base.ui.checkboxtablecell;
+
+import static org.eclipse.jface.resource.JFaceResources.getImageRegistry;
+import static org.eclipse.swt.SWT.CHECK;
+import static org.eclipse.swt.SWT.DEFAULT;
+import static org.eclipse.swt.SWT.NO_TRIM;
+
+import org.eclipse.jface.resource.JFaceResources;
+import org.eclipse.jface.viewers.ColumnLabelProvider;
+import org.eclipse.jface.viewers.ColumnViewer;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Shell;
+
+/**
+ * Checkbox label provider using checkbox button images as representation. This
+ * class supports checked and enabled state.
+ *
+ * @author hoelzl
+ * @author $Author$
+ * @version $Rev$
+ * @ConQAT.Rating YELLOW Hash: BDA0B84E86A88AC31CFF2B2C1B367A98
+ */
+public abstract class CheckBoxLabelProvider extends ColumnLabelProvider {
+ /** {@link JFaceResources} id for checked image. */
+ private static final String CHECKED_KEY = "CHECKED";
+
+ /** {@link JFaceResources} id for unchecked image. */
+ private static final String UNCHECKED_KEY = "UNCHECKED";
+
+ /** {@link JFaceResources} id for disabled, unchecked image. */
+ private static final String DISABLED_UNCHECKED_KEY = "DISABLED_UNCHECKED";
+
+ /** {@link JFaceResources} id for disabled, checked image. */
+ private static final String DISABLED_CHECKED_KEY = "DISABLED_CHECKED";
+
+ /** Constructor. */
+ public CheckBoxLabelProvider(ColumnViewer viewer) {
+ if (getImageRegistry().getDescriptor(CHECKED_KEY) == null) {
+ getImageRegistry().put(UNCHECKED_KEY,
+ makeShot(viewer.getControl().getShell(), false, true));
+ getImageRegistry().put(CHECKED_KEY,
+ makeShot(viewer.getControl().getShell(), true, true));
+ getImageRegistry().put(DISABLED_UNCHECKED_KEY,
+ makeShot(viewer.getControl().getShell(), false, false));
+ getImageRegistry().put(DISABLED_CHECKED_KEY,
+ makeShot(viewer.getControl().getShell(), true, false));
+ }
+ }
+
+ /** Creates an image of checkbox SWT control. */
+ private Image makeShot(Shell shell, boolean checked, boolean enabled) {
+ Shell s = new Shell(shell, NO_TRIM);
+ Button b = new Button(s, CHECK);
+ b.setSelection(checked);
+ b.setEnabled(enabled);
+ Point bsize = b.computeSize(DEFAULT, DEFAULT);
+ b.setSize(bsize);
+ b.setLocation(0, 0);
+ s.setSize(bsize);
+ s.open();
+
+ GC gc = new GC(b);
+ Image image = new Image(shell.getDisplay(), bsize.x, bsize.y);
+ gc.copyArea(image, 0, 0);
+ gc.dispose();
+ s.close();
+ return image;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public Image getImage(Object element) {
+ if (isEnabled(element)) {
+ if (isChecked(element)) {
+ return getImageRegistry().get(CHECKED_KEY);
+ }
+ return getImageRegistry().get(UNCHECKED_KEY);
+ }
+ if (isChecked(element)) {
+ return getImageRegistry().get(DISABLED_CHECKED_KEY);
+ }
+ return getImageRegistry().get(DISABLED_UNCHECKED_KEY);
+
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public String getText(Object element) {
+ return "";
+ }
+
+ /** Tests the model objects checked state. */
+ protected abstract boolean isChecked(Object element);
+
+ /** Tests the model objects enabled state. */
+ protected abstract boolean isEnabled(Object element);
+}
\ No newline at end of file
--
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