org.rstudio.studio.client.workbench.views.console.shell.ShellPane.java Source code

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Here is the source code for org.rstudio.studio.client.workbench.views.console.shell.ShellPane.java

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/*
 * ShellPane.java
 *
 * Copyright (C) 2009-12 by RStudio, Inc.
 *
 * Unless you have received this program directly from RStudio pursuant
 * to the terms of a commercial license agreement with RStudio, then
 * this program is licensed to you under the terms of version 3 of the
 * GNU Affero General Public License. This program is distributed WITHOUT
 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
 *
 */
package org.rstudio.studio.client.workbench.views.console.shell;

import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.user.client.ui.*;
import com.google.inject.Inject;
import org.rstudio.core.client.CommandWithArg;
import org.rstudio.studio.client.application.events.EventBus;
import org.rstudio.studio.client.common.filetypes.FileTypeRegistry;
import org.rstudio.studio.client.common.shell.ShellWidget;
import org.rstudio.studio.client.workbench.prefs.model.UIPrefs;
import org.rstudio.studio.client.workbench.views.source.editors.text.AceEditor;

public class ShellPane extends ShellWidget implements Shell.Display {
    @Inject
    public ShellPane(final AceEditor editor, UIPrefs uiPrefs, EventBus events) {
        super(editor, events);

        editor.setDisableOverwrite(true);

        editor.setFileType(FileTypeRegistry.R, true);
        // Setting file type to R changes the wrap mode to false. We want it to
        // be true so that the console input can wrap.
        editor.setUseWrapMode(true);

        uiPrefs.syntaxColorConsole().bind(new CommandWithArg<Boolean>() {
            public void execute(Boolean arg) {
                Widget inputWidget = editor.getWidget();
                if (arg)
                    inputWidget.removeStyleName("nocolor");
                else
                    inputWidget.addStyleName("nocolor");
            }
        });

        uiPrefs.blinkingCursor().bind(new CommandWithArg<Boolean>() {
            public void execute(Boolean arg) {
                editor.setBlinkingCursor(arg);
            }
        });
    }

    @Override
    public void onBeforeUnselected() {
        scrollPanel_.saveScrollPosition();
    }

    @Override
    public void onBeforeSelected() {
    }

    @Override
    public void onSelected() {
        Scheduler.get().scheduleDeferred(new ScheduledCommand() {
            @Override
            public void execute() {
                doOnLoad();
                scrollPanel_.restoreScrollPosition();
                input_.focus();
            }
        });
    }
}