com.randomwalking.eclipse.console.terminal.TerminalConsolePage.java Source code

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Here is the source code for com.randomwalking.eclipse.console.terminal.TerminalConsolePage.java

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/*******************************************************************************
 * Copyright (c) 2010 Michael Ihde
 * 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:
 *     Michael Ihde - initial API and implementation
 *******************************************************************************/
package com.randomwalking.eclipse.console.terminal;

import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.GroupMarker;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.preference.PreferenceConverter;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.console.IConsole;
import org.eclipse.ui.console.IConsoleConstants;
import org.eclipse.ui.console.IConsoleView;
import org.eclipse.ui.part.IPageBookViewPage;
import org.eclipse.ui.part.IPageSite;

import com.randomwalking.eclipse.console.terminal.actions.ClearTerminalConsoleAction;
import com.randomwalking.eclipse.console.terminal.actions.CloseTerminalConsoleAction;
import com.randomwalking.eclipse.console.terminal.preferences.PreferenceConstants;
import com.randomwalking.swt.terminal.Terminal;

public class TerminalConsolePage implements IPageBookViewPage, IAdaptable, IPropertyChangeListener {

    public static final String SCRIPT_GROUP = "scriptGroup";

    public Terminal terminal;

    private IPageSite site;

    private final TerminalConsole console;

    private final IConsoleView consoleView;

    private final String cmd;

    private final String argv[];

    private CloseTerminalConsoleAction closeConsoleAction;

    private ClearTerminalConsoleAction clearConsoleAction;

    private Color backgroundColor;

    private Color foregroundColor;

    public TerminalConsolePage(TerminalConsole console, IConsoleView view) {
        this(console, view, null, null);
    }

    public TerminalConsolePage(TerminalConsole console, IConsoleView view, String cmd, String argv[]) {
        this.console = console;
        this.consoleView = view;
        this.cmd = cmd;
        this.argv = argv;
    }

    @Override
    public void createControl(Composite parent) {
        terminal = new Terminal(parent, SWT.V_SCROLL | SWT.H_SCROLL);

        final RGB background = PreferenceConverter.getColor(TerminalPlugin.getDefault().getPreferenceStore(),
                PreferenceConstants.P_BACKGROUND_COLOR);
        backgroundColor = new Color(terminal.getDisplay(), background);
        terminal.setBackground(backgroundColor);

        final RGB foreground = PreferenceConverter.getColor(TerminalPlugin.getDefault().getPreferenceStore(),
                PreferenceConstants.P_FOREGROUND_COLOR);
        foregroundColor = new Color(terminal.getDisplay(), foreground);
        terminal.setForeground(foregroundColor);

        int maxLines = TerminalPlugin.getDefault().getPreferenceStore()
                .getInt(PreferenceConstants.P_CONSOLE_OUTPUT_MAX_LINES);
        final boolean limitOutput = TerminalPlugin.getDefault().getPreferenceStore()
                .getBoolean(PreferenceConstants.P_LIMIT_CONSOLE_OUTPUT);
        if (!limitOutput) {
            maxLines = -maxLines;
        }
        terminal.setScrollBackLines(maxLines);

        TerminalPlugin.getDefault().getPreferenceStore().addPropertyChangeListener(this);

        terminal.start(cmd, argv, null, null);

        createActions();
        configureToolBar(getSite().getActionBars().getToolBarManager());
    }

    protected void configureToolBar(IToolBarManager mgr) {

    }

    @Override
    public void dispose() {
        backgroundColor.dispose();
        foregroundColor.dispose();
        terminal.dispose();
    }

    @Override
    public Control getControl() {
        return terminal;
    }

    @Override
    public void setActionBars(IActionBars actionBars) {
    }

    @Override
    public void setFocus() {
        if (terminal != null) {
            terminal.setFocus();
        }
    }

    @Override
    public Object getAdapter(Class adapter) {
        return null;
    }

    @Override
    public IPageSite getSite() {
        return site;
    }

    @Override
    public void init(IPageSite site) throws PartInitException {
        this.site = site;
    }

    public IConsole getConsole() {
        return console;
    }

    protected void createActions() {
        final IActionBars actionBars = getSite().getActionBars();

        clearConsoleAction = new ClearTerminalConsoleAction(terminal, "Clear", "Clear Console");

        closeConsoleAction = new CloseTerminalConsoleAction((TerminalConsole) getConsole(), "Close",
                "Close Terminal");
        final IActionBars bars = getSite().getActionBars();
        final IToolBarManager toolbarManager = bars.getToolBarManager();

        toolbarManager.prependToGroup(IConsoleConstants.LAUNCH_GROUP, new GroupMarker(SCRIPT_GROUP));
        toolbarManager.appendToGroup(SCRIPT_GROUP, new Separator());
        toolbarManager.appendToGroup(SCRIPT_GROUP, closeConsoleAction);

        toolbarManager.appendToGroup(SCRIPT_GROUP, new Separator());
        toolbarManager.appendToGroup(SCRIPT_GROUP, clearConsoleAction);

        actionBars.updateActionBars();
    }

    @Override
    public void propertyChange(PropertyChangeEvent event) {
        if (event.getProperty().equals(PreferenceConstants.P_BACKGROUND_COLOR)) {
            backgroundColor.dispose();
            final RGB background = PreferenceConverter.getColor(TerminalPlugin.getDefault().getPreferenceStore(),
                    PreferenceConstants.P_BACKGROUND_COLOR);
            backgroundColor = new Color(terminal.getDisplay(), background);
            terminal.setBackground(backgroundColor);
        } else if (event.getProperty().equals(PreferenceConstants.P_FOREGROUND_COLOR)) {
            foregroundColor.dispose();
            final RGB foreground = PreferenceConverter.getColor(TerminalPlugin.getDefault().getPreferenceStore(),
                    PreferenceConstants.P_FOREGROUND_COLOR);
            foregroundColor = new Color(terminal.getDisplay(), foreground);
            terminal.setForeground(foregroundColor);
        } else if (event.getProperty().equals(PreferenceConstants.P_LIMIT_CONSOLE_OUTPUT)
                || event.getProperty().equals(PreferenceConstants.P_CONSOLE_OUTPUT_MAX_LINES)) {
            int maxLines = TerminalPlugin.getDefault().getPreferenceStore()
                    .getInt(PreferenceConstants.P_CONSOLE_OUTPUT_MAX_LINES);
            final boolean limitOutput = TerminalPlugin.getDefault().getPreferenceStore()
                    .getBoolean(PreferenceConstants.P_LIMIT_CONSOLE_OUTPUT);
            if (!limitOutput) {
                maxLines = -maxLines;
            }
            terminal.setScrollBackLines(maxLines);
        }
    }

}