org.eclipse.cdt.internal.autotools.ui.properties.AutotoolsToolPropertyOptionPage.java Source code

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Here is the source code for org.eclipse.cdt.internal.autotools.ui.properties.AutotoolsToolPropertyOptionPage.java

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/*******************************************************************************
 * Copyright (c) 2009 Red Hat Inc.
 * 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:
 *     Red Hat Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.cdt.internal.autotools.ui.properties;

import org.eclipse.cdt.internal.autotools.core.configure.ConfigureMessages;
import org.eclipse.cdt.internal.autotools.core.configure.IAConfiguration;
import org.eclipse.cdt.ui.newui.AbstractCPropertyTab;
import org.eclipse.cdt.ui.newui.MultiLineTextFieldEditor;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.jface.preference.StringFieldEditor;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.FontMetrics;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;

public class AutotoolsToolPropertyOptionPage extends AbstractConfigurePropertyOptionsPage {

    private ToolListElement element;
    private String toolName = "";
    private IAConfiguration cfg;

    //  Label class for a preference page.
    static class LabelFieldEditor extends FieldEditor {
        private String fTitle;
        private Label fTitleLabel;

        public LabelFieldEditor(Composite parent, String title) {
            fTitle = title;
            this.createControl(parent);
        }

        protected void adjustForNumColumns(int numColumns) {
            ((GridData) fTitleLabel.getLayoutData()).horizontalSpan = 2;
        }

        protected void doFillIntoGrid(Composite parent, int numColumns) {
            fTitleLabel = new Label(parent, SWT.WRAP);
            fTitleLabel.setText(fTitle);
            GridData gd = new GridData();
            gd.verticalAlignment = SWT.TOP;
            gd.grabExcessHorizontalSpace = false;
            gd.horizontalSpan = 2;
            fTitleLabel.setLayoutData(gd);
        }

        public int getNumberOfControls() {
            return 1;
        }

        /**
         * The label field editor is only used to present a text label on a preference page.
         */
        protected void doLoad() {
        }

        protected void doLoadDefault() {
        }

        protected void doStore() {
        }
    }

    public AutotoolsToolPropertyOptionPage(ToolListElement element, IAConfiguration cfg) {
        super(element.getName());
        this.element = element;
        this.toolName = element.getName();
        this.cfg = cfg;
    }

    public String getName() {
        return super.getName();
    }

    public ToolListElement getElement() {
        return element;
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.preference.FieldEditorPreferencePage#createFieldEditors()
     */
    protected void createFieldEditors() {
        super.createFieldEditors();
        // Add a string editor to edit the tool command
        Composite parent = getFieldEditorParent();
        FontMetrics fm = AbstractCPropertyTab.getFontMetrics(parent);
        commandStringField = new StringFieldEditor(toolName, ConfigureMessages.getString(COMMAND), parent);
        commandStringField.setEmptyStringAllowed(false);
        GridData gd = ((GridData) commandStringField.getTextControl(parent).getLayoutData());
        gd.grabExcessHorizontalSpace = true;
        gd.minimumWidth = Dialog.convertWidthInCharsToPixels(fm, 3);
        addField(commandStringField);
        // Add a field editor that displays overall build options
        Composite par = getFieldEditorParent();
        allOptionFieldEditor = new MultiLineTextFieldEditor(AutotoolsConfigurePrefStore.ALL_OPTIONS_ID,
                ConfigureMessages.getString(ALL_OPTIONS), par);
        allOptionFieldEditor.getTextControl(par).setEditable(false);
        //      gd = ((GridData)allOptionFieldEditor.getTextControl().getLayoutData());
        gd.grabExcessHorizontalSpace = true;
        gd.minimumWidth = Dialog.convertWidthInCharsToPixels(fm, 20);
        addField(allOptionFieldEditor);
    }

    protected FieldEditor createLabelEditor(Composite parent, String title) {
        return new LabelFieldEditor(parent, title);
    }

    // field editor that displays all the build options for a particular tool
    private MultiLineTextFieldEditor allOptionFieldEditor;
    //tool command field
    private StringFieldEditor commandStringField;
    // all build options field editor label
    private static final String ALL_OPTIONS = "Tool.allopts"; //$NON-NLS-1$
    // Field editor label for tool command
    private static final String COMMAND = "Tool.command"; //$NON-NLS-1$

    /**
     * Update the field editor that displays all the build options
     */
    public void updateFields() {
        allOptionFieldEditor.load();
    }

    public void setValues() {
        commandStringField.load();
        updateFields();
    }

    public void propertyChange(PropertyChangeEvent event) {
        // allow superclass to handle as well
        super.propertyChange(event);

        if (event.getSource() == commandStringField) {
            cfg.setOption(toolName, commandStringField.getStringValue());
            updateFields();
        }
    }

}