1 files changed, 205 insertions, 0 deletions
diff --git a/build/org.eclipse.cdt.build.gcc.ui/src/org/eclipse/cdt/build/gcc/ui/internal/ToolChainEnvironmentPage.java b/build/org.eclipse.cdt.build.gcc.ui/src/org/eclipse/cdt/build/gcc/ui/internal/ToolChainEnvironmentPage.java
new file mode 100644
index 00000000000..cbe4bb8e66a
--- /dev/null
+++ b/build/org.eclipse.cdt.build.gcc.ui/src/org/eclipse/cdt/build/gcc/ui/internal/ToolChainEnvironmentPage.java
@@ -0,0 +1,205 @@
+/*******************************************************************************
+ * Copyright (c) 2017 QNX Software Systems 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
+ *******************************************************************************/
+package org.eclipse.cdt.build.gcc.ui.internal;
+
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+
+import org.eclipse.cdt.core.build.IToolChain;
+import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.BaseLabelProvider;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.window.Window;
+import org.eclipse.jface.wizard.WizardPage;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableColumn;
+
+public class ToolChainEnvironmentPage extends WizardPage {
+
+	private TableViewer tableViewer;
+	private Button editButton;
+	private Button removeButton;
+
+	private List<IEnvironmentVariable> envvars;
+
+	public ToolChainEnvironmentPage(IToolChain toolChain) {
+		super(ToolChainEnvironmentPage.class.getName());
+		setTitle(Messages.ToolChainEnvironmentPage_Title);
+		setDescription(Messages.ToolChainEnvironmentPage_Description);
+
+		if (toolChain != null && toolChain.getVariables() != null) {
+			this.envvars = new LinkedList<>(Arrays.asList(toolChain.getVariables()));
+		} else {
+			this.envvars = new LinkedList<>();
+		}
+	}
+
+	private static abstract class TableLabelProvider extends BaseLabelProvider implements ITableLabelProvider {
+		@Override
+		public Image getColumnImage(Object element, int columnIndex) {
+			return null;
+		}
+	}
+
+	@Override
+	public void createControl(Composite parent) {
+		Composite comp = new Composite(parent, SWT.NONE);
+		comp.setLayout(new GridLayout(2, false));
+
+		Table table = new Table(comp, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.FULL_SELECTION);
+		table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+		table.setHeaderVisible(true);
+		table.setLinesVisible(true);
+
+		TableColumn column = new TableColumn(table, SWT.LEFT);
+		column.setText(Messages.ToolChainEnvironmentPage_Name);
+		column.setWidth(150);
+
+		column = new TableColumn(table, SWT.LEFT);
+		column.setText(Messages.ToolChainEnvironmentPage_Value);
+		column.setWidth(150);
+
+		column = new TableColumn(table, SWT.LEFT);
+		column.setText(Messages.ToolChainEnvironmentPage_Operation);
+		column.setWidth(75);
+
+		tableViewer = new TableViewer(table);
+		tableViewer.setContentProvider(new IStructuredContentProvider() {
+			@Override
+			public Object[] getElements(Object inputElement) {
+				return envvars.toArray();
+			}
+		});
+		tableViewer.setLabelProvider(new TableLabelProvider() {
+			@Override
+			public String getColumnText(Object element, int columnIndex) {
+				IEnvironmentVariable var = (IEnvironmentVariable) element;
+				switch (columnIndex) {
+				case 0:
+					return var.getName();
+				case 1:
+					return var.getValue();
+				case 2:
+					switch (var.getOperation()) {
+					case IEnvironmentVariable.ENVVAR_REPLACE:
+						return Messages.ToolChainEnvironmentPage_Replace;
+					case IEnvironmentVariable.ENVVAR_PREPEND:
+						return Messages.ToolChainEnvironmentPage_Prepend;
+					case IEnvironmentVariable.ENVVAR_APPEND:
+						return Messages.ToolChainEnvironmentPage_Append;
+					case IEnvironmentVariable.ENVVAR_REMOVE:
+						return Messages.ToolChainEnvironmentPage_Unset;
+					}
+				}
+				return null;
+			}
+		});	
+
+		Composite buttonComp = new Composite(comp, SWT.NONE);
+		buttonComp.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true));
+		buttonComp.setLayout(new GridLayout());
+
+		Button addButton = new Button(buttonComp, SWT.PUSH);
+		addButton.setText(Messages.ToolChainEnvironmentPage_Add);
+		addButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
+		addButton.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				NewEnvVarDialog dialog = new NewEnvVarDialog(getShell());
+				if (dialog.open() == Window.OK) {
+					envvars.add(dialog.getEnvVar());
+					tableViewer.refresh();
+				}
+			}
+		});
+
+		editButton = new Button(buttonComp, SWT.PUSH);
+		editButton.setText(Messages.ToolChainEnvironmentPage_Edit);
+		editButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
+		editButton.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				handleEdit();
+			}
+		});
+
+		removeButton = new Button(buttonComp, SWT.PUSH);
+		removeButton.setText(Messages.ToolChainEnvironmentPage_Remove);
+		removeButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
+		removeButton.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				if (MessageDialog.openConfirm(getShell(), Messages.ToolChainEnvironmentPage_RemoveTitle,
+						Messages.ToolChainEnvironmentPage_RemoveMessage)) {
+					@SuppressWarnings("rawtypes")
+					Iterator i = tableViewer.getStructuredSelection().iterator();
+					while (i.hasNext()) {
+						IEnvironmentVariable var = (IEnvironmentVariable) i.next();
+						envvars.remove(var);
+					}
+					tableViewer.refresh();
+				}
+			}
+		});
+
+		table.addSelectionListener(new SelectionListener() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				updateButtons();
+			}
+
+			@Override
+			public void widgetDefaultSelected(SelectionEvent e) {
+				updateButtons();
+				if (table.getSelectionCount() == 1) {
+					handleEdit();
+				}
+			}
+		});
+
+		tableViewer.setInput(envvars);
+		setControl(comp);
+	}
+
+	private void updateButtons() {
+		int n = tableViewer.getTable().getSelectionCount();
+		editButton.setEnabled(n == 1);
+		removeButton.setEnabled(n > 0);
+	}
+
+	private void handleEdit() {
+		IEnvironmentVariable var = (IEnvironmentVariable) tableViewer.getStructuredSelection().getFirstElement();
+		NewEnvVarDialog dialog = new NewEnvVarDialog(getShell(), var);
+		if (dialog.open() == Window.OK) {
+			envvars.remove(var);
+			envvars.add(dialog.getEnvVar());
+			tableViewer.refresh();
+			tableViewer.setSelection(new StructuredSelection(dialog.getEnvVar()));
+		}
+	}
+
+	public IEnvironmentVariable[] getEnvVars() {
+		return !envvars.isEmpty() ? envvars.toArray(new IEnvironmentVariable[0]) : null;
+	}
+
+}