110 lines
4.4 KiB
C#
110 lines
4.4 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Windows.Forms;
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namespace OpenSim.GUI
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{
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class InputTextBoxControl:System.Windows.Forms.TextBox
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{
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public InputTextBoxControl()
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{
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this.KeyDown += new System.Windows.Forms.KeyEventHandler(TextInputControl_KeyDown);
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}
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private List<string> CommandHistory = new List<string>();
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private bool InHistory = false;
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private int HistoryPosition = -1;
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void TextInputControl_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
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{
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if (e.KeyCode == Keys.Enter && InHistory == false)
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{
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CommandHistory.Add(this.Text);
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}
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if (e.KeyCode == Keys.Up || e.KeyCode == Keys.Down)
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{
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// if not inside buffer, enter
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// InBuffer = true
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//Console.WriteLine("History: Check");
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if (InHistory == false)
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{
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if (this.Text != "")
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{
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//Console.WriteLine("History: Add");
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CommandHistory.Add(this.Text);
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HistoryPosition = CommandHistory.Count;
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}
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else
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{
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//HistoryPosition = CommandHistory.Count + 1;
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}
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//Console.WriteLine("History: InHistory");
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InHistory = true;
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}
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if (e.KeyCode == Keys.Up)
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HistoryPosition -= 1;
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if (e.KeyCode == Keys.Down)
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HistoryPosition += 1;
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if (HistoryPosition > CommandHistory.Count - 1)
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HistoryPosition = -1;
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if (HistoryPosition < -1)
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HistoryPosition = CommandHistory.Count - 1;
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//Console.WriteLine("History: Pos: " + HistoryPosition);
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//Console.WriteLine("History: HaveInHistCount: " + CommandHistory.Count);
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if (CommandHistory.Count != 0)
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{
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if (HistoryPosition != -1)
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{
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//Console.WriteLine("History: Getting");
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//this.Text = CommandHistory.Item(HistoryPosition);
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this.Text = CommandHistory[HistoryPosition];
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this.SelectionStart = this.Text.Length;
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this.SelectionLength = 0;
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}
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else
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{
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//Console.WriteLine("History: Nothing");
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this.Text = "";
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}
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}
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e.Handled = true;
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} else {
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InHistory = false;
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HistoryPosition = -1;
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}
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}
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}
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}
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