mirror of
https://github.com/ShareX/ShareX.git
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196 lines
No EOL
5.2 KiB
C#
196 lines
No EOL
5.2 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2018 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Windows.Forms;
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namespace ShareX.HelpersLib
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{
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public class HotkeySelectionButton : Button
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{
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public event EventHandler HotkeyChanged;
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[Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public HotkeyInfo HotkeyInfo { get; set; } = new HotkeyInfo();
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[Browsable(false)]
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public bool EditingHotkey { get; private set; }
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[Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public override string Text { get; set; }
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public HotkeySelectionButton()
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{
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SetDefaultButtonText();
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}
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private void SetDefaultButtonText()
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{
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Text = "Select a hotkey...";
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Invalidate();
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}
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public void Reset()
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{
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EditingHotkey = false;
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HotkeyInfo = new HotkeyInfo();
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SetDefaultButtonText();
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}
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private void StartEditing()
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{
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EditingHotkey = true;
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BackColor = Color.FromArgb(225, 255, 225);
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SetDefaultButtonText();
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HotkeyInfo.Hotkey = Keys.None;
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HotkeyInfo.Win = false;
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OnHotkeyChanged();
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}
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private void StopEditing()
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{
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EditingHotkey = false;
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if (HotkeyInfo.IsOnlyModifiers)
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{
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HotkeyInfo.Hotkey = Keys.None;
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}
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BackColor = SystemColors.Control;
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UseVisualStyleBackColor = true;
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OnHotkeyChanged();
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UpdateHotkeyText();
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}
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public void UpdateHotkey(HotkeyInfo hotkeyInfo)
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{
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HotkeyInfo = hotkeyInfo;
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UpdateHotkeyText();
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}
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private void UpdateHotkeyText()
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{
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Text = HotkeyInfo.ToString();
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Invalidate();
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}
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protected override void OnMouseClick(MouseEventArgs e)
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{
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if (EditingHotkey)
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{
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StopEditing();
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}
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else
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{
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StartEditing();
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}
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base.OnMouseClick(e);
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}
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protected override void OnLeave(EventArgs e)
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{
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if (EditingHotkey)
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{
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StopEditing();
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}
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base.OnLeave(e);
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}
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protected override void OnPreviewKeyDown(PreviewKeyDownEventArgs e)
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{
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if (EditingHotkey)
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{
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// For handle Tab key etc.
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e.IsInputKey = true;
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}
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base.OnPreviewKeyDown(e);
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}
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protected override void OnKeyDown(KeyEventArgs kevent)
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{
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kevent.SuppressKeyPress = true;
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if (EditingHotkey)
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{
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if (kevent.KeyData == Keys.Escape)
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{
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HotkeyInfo.Hotkey = Keys.None;
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StopEditing();
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}
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else if (kevent.KeyCode == Keys.LWin || kevent.KeyCode == Keys.RWin)
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{
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HotkeyInfo.Win = !HotkeyInfo.Win;
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UpdateHotkeyText();
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}
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else if (new HotkeyInfo(kevent.KeyData).IsValidHotkey)
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{
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HotkeyInfo.Hotkey = kevent.KeyData;
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StopEditing();
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}
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else
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{
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HotkeyInfo.Hotkey = kevent.KeyData;
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UpdateHotkeyText();
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}
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}
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base.OnKeyDown(kevent);
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}
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protected override void OnKeyUp(KeyEventArgs kevent)
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{
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kevent.SuppressKeyPress = true;
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if (EditingHotkey)
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{
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// PrintScreen not trigger KeyDown event
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if (kevent.KeyCode == Keys.PrintScreen)
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{
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HotkeyInfo.Hotkey = kevent.KeyData;
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StopEditing();
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}
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}
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base.OnKeyUp(kevent);
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}
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protected void OnHotkeyChanged()
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{
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if (HotkeyChanged != null)
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{
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HotkeyChanged(this, EventArgs.Empty);
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}
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}
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}
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} |