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Continue e3 core expression example
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4 files changed

Lines changed: 163 additions & 5 deletions

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‎com.vogella.eclipse.e3.coreexpressions/plugin.xml‎

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@@ -26,6 +26,12 @@
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class="simplee3app.View"
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id="SimpleE3App.view">
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</view>
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<view
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class="simplee3app.View2"
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id="com.vogella.eclipse.e3.coreexpression.view1"
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name="Parts2"
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restorable="true">
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</view>
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</extension>
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<extension
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point="org.eclipse.ui.perspectiveExtensions">
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relationship="left"
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id="SimpleE3App.view">
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</view>
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<view
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id="com.vogella.eclipse.e3.coreexpression.view1"
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minimized="false"
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relationship="right"
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relative="org.eclipse.ui.editorss"
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standalone="false">
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</view>
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</perspectiveExtension>
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</extension>
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<extension
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commandId="org.eclipse.ui.file.exit"
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label="Exit visible"
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style="push">
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</command>
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<command
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commandId="org.eclipse.ui.file.exit"
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label="Exit hidden"
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style="push">
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<visibleWhen
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checkEnabled="false">
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<reference
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</visibleWhen>
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</command>
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<command
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commandId="org.eclipse.ui.file.exit"
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label="Exit hidden"
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commandId="com.vogella.eclipse.e3.coreexpression.command5"
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label="Source Provider"
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style="push">
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<visibleWhen
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checkEnabled="false">
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<reference
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definitionId="oneElementSelected">
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</reference>
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<with
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variable="com.example.someVariable">
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<equals
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value="someValue2">
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</equals>
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</with>
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</visibleWhen>
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</command>
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</toolbar>
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</menuContribution>
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</extension>
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<extension
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point="org.eclipse.ui.services">
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<sourceProvider
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provider="com.vogella.eclipse.e3.coreexpression.AbstractSourceProvider">
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<variable
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name="mysources"
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priorityLevel="workbench">
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</variable>
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</sourceProvider>
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</extension>
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<extension
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point="org.eclipse.core.expressions.propertyTesters">
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<propertyTester
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class="com.vogella.eclipse.e3.coreexpression.PropertyTester2"
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id="lars"
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namespace="com.vogella"
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properties="exampleproperty"
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type="java.lang.Object">
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</propertyTester>
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</extension>
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<extension
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point="org.eclipse.core.expressions.definitions">
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<definition
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id="isPerspectiveInstance">
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<with
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variable="org.eclipse.e4.ui.model.application.ui.advanced.MPerspective">
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<instanceof
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value="org.eclipse.e4.ui.model.application.ui.advanced.MPerspective">
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</instanceof>
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</with>
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</definition>
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</extension>
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</plugin>

‎com.vogella.eclipse.e3.coreexpressions/src/com/vogella/eclipse/e3/coreexpression/AbstractSourceProvider.java‎

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package com.vogella.eclipse.e3.coreexpression;
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import java.util.HashMap;
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import java.util.Map;
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public class AbstractSourceProvider extends org.eclipse.ui.AbstractSourceProvider {
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private static final String SOME_VAR = "com.example.someVariable";
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public AbstractSourceProvider() {
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}
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@Override
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public void dispose() {
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}
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@Override
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public Map getCurrentState() {
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System.out.println("getCurrentState");
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HashMap<String, String> values = new HashMap<String, String>();
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values.put(SOME_VAR, "someValue");
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return values;
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}
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@Override
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public String[] getProvidedSourceNames() {
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System.out.println("getProvidedSourceNames");
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return new String[] { SOME_VAR };
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}
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}

‎com.vogella.eclipse.e3.coreexpressions/src/com/vogella/eclipse/e3/coreexpression/PropertyTester2.java‎

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package com.vogella.eclipse.e3.coreexpression;
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import org.eclipse.core.expressions.PropertyTester;
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public class PropertyTester2 extends PropertyTester {
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public PropertyTester2() {
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System.out.println("Hubbabuba");
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}
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@Override
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public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
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return false;
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}
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}

‎com.vogella.eclipse.e3.coreexpressions/src/simplee3app/View2.java‎

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package simplee3app;
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import java.util.*;
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import org.eclipse.jface.viewers.ArrayContentProvider;
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import org.eclipse.jface.viewers.ColumnLabelProvider;
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import org.eclipse.jface.viewers.TableViewer;
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import org.eclipse.jface.viewers.TableViewerColumn;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.graphics.Image;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.ui.ISharedImages;
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import org.eclipse.ui.PlatformUI;
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import org.eclipse.ui.part.ViewPart;
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public class View2 extends ViewPart {
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public static final String ID = "SimpleE3App.view";
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private TableViewer viewer;
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private class StringLabelProvider extends ColumnLabelProvider {
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@Override
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public String getText(Object element) {
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return super.getText(element);
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}
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@Override
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public Image getImage(Object obj) {
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return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT);
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}
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}
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@Override
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public void createPartControl(Composite parent) {
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viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
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viewer.getTable().setLinesVisible(true);
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TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);
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column.setLabelProvider(new StringLabelProvider());
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viewer.getTable().getColumn(0).setWidth(200);
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viewer.setContentProvider(ArrayContentProvider.getInstance());
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// Provide the input to the ContentProvider
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viewer.setInput(createInitialDataModel());
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}
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@Override
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public void setFocus() {
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viewer.getControl().setFocus();
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}
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private List<String> createInitialDataModel() {
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return Arrays.asList("One", "Two", "Three");
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}
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}

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