package com.maddyhome.idea.vim.ex.handler;

/*
* IdeaVim - A Vim emulator plugin for IntelliJ Idea
* Copyright (C) 2003 Rick Maddy
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.editor.Editor;
import com.maddyhome.idea.vim.common.Register;
import com.maddyhome.idea.vim.ex.CommandHandler;
import com.maddyhome.idea.vim.ex.CommandName;
import com.maddyhome.idea.vim.ex.ExCommand;
import com.maddyhome.idea.vim.ex.ExException;
import com.maddyhome.idea.vim.group.CommandGroups;
import com.maddyhome.idea.vim.helper.StringHelper;
import com.maddyhome.idea.vim.ui.MorePanel;
import java.util.Iterator;
import java.util.List;

/**
 *
 */
public class RegistersHandler extends CommandHandler
{
    public RegistersHandler()
    {
        super(new CommandName[] {
            new CommandName("di", "splay"),
            new CommandName("reg", "isters")
        }, ARGUMENT_OPTIONAL);
    }

    public boolean execute(Editor editor, DataContext context, ExCommand cmd) throws ExException
    {
        List registers = CommandGroups.getInstance().getRegister().getRegisters();

        StringBuffer text = new StringBuffer();
        text.append("--- Registers ---\n");
        for (Iterator iterator = registers.iterator(); iterator.hasNext();)
        {
            Register reg = (Register)iterator.next();
            text.append("\"");
            text.append(reg.getName());

            text.append("   ");
            text.append(StringHelper.escape(reg.getText().trim()));
            text.append("\n");
        }

        MorePanel panel = new MorePanel(editor);
        panel.setText(text.toString());
        panel.setVisible(true);

        return true;
    }
}

package com.maddyhome.idea.vim.ex.handler;

/*
* IdeaVim - A Vim emulator plugin for IntelliJ Idea
* Copyright (C) 2003 Rick Maddy
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.editor.Editor;
import com.maddyhome.idea.vim.common.Register;
import com.maddyhome.idea.vim.ex.CommandHandler;
import com.maddyhome.idea.vim.ex.CommandName;
import com.maddyhome.idea.vim.ex.ExCommand;
import com.maddyhome.idea.vim.ex.ExException;
import com.maddyhome.idea.vim.group.CommandGroups;
import com.maddyhome.idea.vim.helper.StringHelper;
import com.maddyhome.idea.vim.ui.MorePanel;
import java.util.Iterator;
import java.util.List;

/**
 *
 */
public class RegistersHandler extends CommandHandler
{
    public RegistersHandler()
    {
        super(new CommandName[] {
            new CommandName("di", "splay"),
            new CommandName("reg", "isters")
        }, ARGUMENT_OPTIONAL);
    }

    public boolean execute(Editor editor, DataContext context, ExCommand cmd) throws ExException
    {
        List registers = CommandGroups.getInstance().getRegister().getRegisters();

        StringBuffer text = new StringBuffer();
        text.append("--- Registers ---\n");
        for (Iterator iterator = registers.iterator(); iterator.hasNext();)
        {
            Register reg = (Register)iterator.next();
            text.append("\"");
            text.append(reg.getName());

            text.append("   ");
            text.append(StringHelper.escape(reg.getText()).trim());
            text.append("\n");
        }

        MorePanel panel = new MorePanel(editor);
        panel.setText(text.toString());
        panel.setVisible(true);

        return true;
    }
}

Fix removing of trailing newlines for display