diff options
Diffstat (limited to 'target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/tabs/selector/LaunchContextSelectorControl.java')
| -rw-r--r-- | target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/tabs/selector/LaunchContextSelectorControl.java | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/tabs/selector/LaunchContextSelectorControl.java b/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/tabs/selector/LaunchContextSelectorControl.java new file mode 100644 index 000000000..2985c78b1 --- /dev/null +++ b/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/tabs/selector/LaunchContextSelectorControl.java @@ -0,0 +1,218 @@ +/*******************************************************************************
+ * Copyright (c) 2012 Wind River Systems, Inc. and others. All rights reserved.
+ * This program and the accompanying materials are made available under the terms
+ * of the Eclipse Public License v1.0 which accompanies this distribution, and is
+ * available at http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tcf.te.launch.ui.tabs.selector;
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.jface.dialogs.IDialogPage;
+import org.eclipse.jface.dialogs.IMessageProvider;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Item;
+import org.eclipse.tcf.te.launch.ui.nls.Messages;
+import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
+import org.eclipse.tcf.te.runtime.model.interfaces.IModelNode;
+import org.eclipse.tcf.te.ui.jface.interfaces.IValidatingContainer;
+
+/**
+ * Step context selector control implementation.
+ * <p>
+ * Default properties:
+ * <ul>
+ * <li>PROPERTY_SHOW_GHOST_MODEL_NODES = false</li>
+ * <li>PROPERTY_MULTI_CONTEXT_SELECTOR = true</li>
+ * </ul>
+ */
+public class LaunchContextSelectorControl extends ContextSelectorControl {
+ /**
+ * Property: If set to <code>true</code>, the control will be created as multi
+ * context control. That means that more than one tree item will be
+ * checkmarkable. In single context selector mode, only one tree item
+ * can be checkmarked at the same time.
+ */
+ public static final String PROPERTY_MULTI_CONTEXT_SELECTOR = "multiContextSelector"; //$NON-NLS-1$
+
+ // The last failure cause
+ private Throwable lastFailureCause;
+ // Flag for controlling if at least one element has to be selected
+ private boolean requireSelection = true;
+
+ /**
+ * Constructor.
+ *
+ * @param parentPage The parent target connection page this control is embedded in. Might be
+ * <code>null</code> if the control is not associated with a page.
+ */
+ public LaunchContextSelectorControl(IDialogPage parentPage) {
+ super(parentPage);
+ }
+
+ /* (non-Javadoc)
+ * @see org.eclipse.tcf.te.launch.ui.tabs.selector.ContextSelectorControl#initializeProperties(org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer)
+ */
+ @Override
+ protected void initializeProperties(IPropertiesContainer properties) {
+ super.initializeProperties(properties);
+ properties.setProperty(PROPERTY_MULTI_CONTEXT_SELECTOR, true);
+ }
+
+ /**
+ * Set the last failure cause to display.
+ *
+ * @param cause The last failure case or <code>null</code>.
+ */
+ public final void setLastFailureCause(Throwable cause) {
+ lastFailureCause = cause;
+ if (getParentPage() instanceof IValidatingContainer) {
+ ((IValidatingContainer)getParentPage()).validate();
+ }
+ }
+
+ /**
+ * Returns the last failure cause to display.
+ *
+ * @return The last failure cause or <code>null</code>.
+ */
+ public final Throwable getLastFailureCause() {
+ return lastFailureCause;
+ }
+
+ /* (non-Javadoc)
+ * @see org.eclipse.tcf.te.launch.ui.tabs.selector.ContextSelectorControl#createTreeViewerControl(org.eclipse.swt.widgets.Composite)
+ */
+ @Override
+ protected TreeViewer createTreeViewerControl(Composite parent) {
+ TreeViewer viewer = super.createTreeViewerControl(parent);
+ if (viewer != null) {
+ viewer.expandAll();
+ }
+ return viewer;
+ }
+
+ /* (non-Javadoc)
+ * @see org.eclipse.tcf.te.launch.ui.tabs.selector.ContextSelectorControl#getTreeViewerStyle()
+ */
+ @Override
+ protected int getTreeViewerStyle() {
+ // For the step context selector we do want to have checkboxes in front
+ // of the tree items and allow for multi-selection.
+ return super.getTreeViewerStyle() & ~SWT.SINGLE | SWT.CHECK | SWT.MULTI;
+ }
+
+ /* (non-Javadoc)
+ * @see com.windriver.ide.target.ui.wizard.controls.elementselector.WRModelContextSelectorControl#onModelNodeCheckStateChanged(com.windriver.ide.target.api.model.IModelNode, boolean)
+ */
+ @Override
+ protected void onModelNodeCheckStateChanged(IModelNode node, boolean checked) {
+ // In case the control is operating in single context selector mode,
+ // we have to uncheck any other element than the given checked one.
+ if (checked && getPropertiesContainer().isProperty(PROPERTY_MULTI_CONTEXT_SELECTOR, false)) {
+ if (getViewer() instanceof ContextSelectorTreeViewer) {
+ // Node: Within here, only methods which do not fire the check state listeners
+ // again must be used!
+ ContextSelectorTreeViewer viewer = (ContextSelectorTreeViewer)getViewer();
+
+ // If the checked node is a container node and has children, select
+ // the first children of the container.
+ Item[] childItems = viewer.getChildren(node);
+ if (childItems != null && childItems.length > 1) {
+ // Take the first item as element to be checked
+ viewer.setCheckedElements(new Object[] { childItems[0].getData() });
+ } else {
+ // Set the passed in element node checked
+ viewer.setCheckedElements(new Object[] { node });
+ }
+ }
+ }
+
+ // Trigger page validation after adjusting the checked state.
+ super.onModelNodeCheckStateChanged(node, checked);
+ }
+
+ /* (non-Javadoc)
+ * @see org.eclipse.tcf.te.ui.controls.BaseControl#isValid()
+ */
+ @Override
+ public boolean isValid() {
+ boolean valid = super.isValid();
+
+ // If there is a last failure cause set, show that failure cause
+ valid = getLastFailureCause() == null;
+ if (!valid) {
+ setMessage(getLastFailureCause().getLocalizedMessage(), IMessageProvider.ERROR);
+ }
+
+ // The remote context selector control is only valid, if at least one
+ // element has been checked (if operating with CHECK style set)
+ if (valid && (getTreeViewerStyle() & SWT.CHECK) != 0 && requireSelection) {
+ valid = getCheckedModelContexts().length > 0;
+
+ // if we are not valid here, it can only mean, that there is
+ // no connectable checked.
+ if (!valid) {
+ String messageId = "RemoteContextSelectorControl_error_noContextSelected"; //$NON-NLS-1$
+ if (getPropertiesContainer().isProperty(PROPERTY_MULTI_CONTEXT_SELECTOR, true)) {
+ messageId += "_multi"; //$NON-NLS-1$
+ }
+ else {
+ messageId += "_single"; //$NON-NLS-1$
+ }
+
+ setMessage(getMessageForId(messageId), getMessageTypeForId(messageId, IMessageProvider.ERROR));
+ }
+ }
+
+ if (getControlDecoration() != null) {
+ // Setup and show the control decoration if necessary
+ if (isEnabled() && (!valid || (getMessage() != null && getMessageType() != IMessageProvider.NONE))) {
+ // Update the control decorator
+ updateControlDecoration(getMessage(), getMessageType());
+ } else {
+ updateControlDecoration(null, IMessageProvider.NONE);
+ }
+ }
+
+
+ return valid;
+ }
+
+ /**
+ * Returns the message text for the given message id. Subclass in case different
+ * message text should be used for standard messages.
+ *
+ * @param messageId The message id. Must be not <code>null</code>.
+ * @return The message text.
+ */
+ protected String getMessageForId(String messageId) {
+ Assert.isNotNull(messageId);
+ return Messages.getString(messageId);
+ }
+
+ /**
+ * Returns the message type for the given message id. Subclass in case different
+ * message types should by used for standard messages. The default implementation
+ * returns the proposed message type unchanged.
+ *
+ * @param messageId The message id. Must be not <code>null</code>.
+ * @param proposed The proposed message type.
+ * @return The message type for the given message id.
+ */
+ protected int getMessageTypeForId(String messageId, int proposed) {
+ Assert.isNotNull(messageId);
+ return proposed;
+ }
+
+ /**
+ * Configures whether a selection is required or not.
+ */
+ public void setRequireSelection(boolean value) {
+ requireSelection = value;
+ }
+}
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