mirror of
https://github.com/ShareX/ShareX.git
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214 lines
No EOL
7.3 KiB
C#
214 lines
No EOL
7.3 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) 2007-2020 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.Drawing.Drawing2D;
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using System.Windows.Forms;
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namespace ShareX.HelpersLib
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{
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[DefaultEvent("CheckedChanged")]
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public class BlackStyleCheckBox : Control
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{
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[DefaultValue(false)]
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public bool Checked
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{
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get
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{
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return isChecked;
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}
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set
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{
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if (isChecked != value)
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{
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isChecked = value;
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OnCheckedChanged(EventArgs.Empty);
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Invalidate();
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}
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}
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}
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public override string Text
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{
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get
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{
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return text;
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}
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set
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{
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if (value == null)
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{
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value = "";
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}
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if (text != value)
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{
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text = value;
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Invalidate();
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}
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}
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}
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[DefaultValue(3)]
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public int SpaceAfterCheckBox { get; set; }
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[DefaultValue(false)]
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public bool IgnoreClick { get; set; }
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private bool isChecked, isHover;
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private string text;
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private LinearGradientBrush backgroundBrush, backgroundCheckedBrush, innerBorderBrush, innerBorderCheckedBrush;
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private Pen innerBorderPen, innerBorderCheckedPen, borderPen;
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private const int checkBoxSize = 13;
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public event EventHandler CheckedChanged;
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public BlackStyleCheckBox()
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{
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SpaceAfterCheckBox = 3;
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SetStyle(ControlStyles.UserPaint | ControlStyles.AllPaintingInWmPaint | ControlStyles.ResizeRedraw | ControlStyles.OptimizedDoubleBuffer | ControlStyles.SupportsTransparentBackColor, true);
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BackColor = Color.Transparent;
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ForeColor = Color.White;
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// http://connect.microsoft.com/VisualStudio/feedback/details/348321/bug-in-fillrectangle-using-lineargradientbrush
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backgroundBrush = new LinearGradientBrush(new Rectangle(2, 2, checkBoxSize - 4, checkBoxSize - 3), Color.FromArgb(105, 105, 105), Color.FromArgb(55, 55, 55), LinearGradientMode.Vertical);
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innerBorderBrush = new LinearGradientBrush(new Rectangle(1, 1, checkBoxSize - 2, checkBoxSize - 2), Color.FromArgb(125, 125, 125), Color.FromArgb(65, 75, 75), LinearGradientMode.Vertical);
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innerBorderPen = new Pen(innerBorderBrush);
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backgroundCheckedBrush = new LinearGradientBrush(new Rectangle(2, 2, checkBoxSize - 4, checkBoxSize - 3), Color.Black, Color.Black, LinearGradientMode.Vertical);
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ColorBlend cb = new ColorBlend();
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cb.Positions = new float[] { 0, 0.49f, 0.50f, 1 };
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cb.Colors = new Color[] { Color.FromArgb(102, 163, 226), Color.FromArgb(83, 135, 186), Color.FromArgb(75, 121, 175), Color.FromArgb(56, 93, 135) };
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backgroundCheckedBrush.InterpolationColors = cb;
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innerBorderCheckedBrush = new LinearGradientBrush(new Rectangle(1, 1, checkBoxSize - 2, checkBoxSize - 2), Color.FromArgb(133, 192, 241), Color.FromArgb(76, 119, 163), LinearGradientMode.Vertical);
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innerBorderCheckedPen = new Pen(innerBorderCheckedBrush);
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borderPen = new Pen(Color.FromArgb(30, 30, 30));
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Font = new Font("Arial", 8);
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}
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protected override void OnPaint(PaintEventArgs pe)
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{
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base.OnPaint(pe);
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Graphics g = pe.Graphics;
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DrawBackground(g);
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if (!string.IsNullOrEmpty(Text))
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{
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DrawText(g);
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}
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}
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protected override void OnMouseEnter(EventArgs e)
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{
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base.OnMouseEnter(e);
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isHover = true;
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Invalidate();
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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isHover = false;
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Invalidate();
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}
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protected override void OnClick(EventArgs e)
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{
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base.OnClick(e);
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if (!IgnoreClick)
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{
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Checked = !Checked;
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}
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}
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protected virtual void OnCheckedChanged(EventArgs e)
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{
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CheckedChanged?.Invoke(this, e);
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}
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private void DrawBackground(Graphics g)
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{
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if (Checked)
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{
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g.FillRectangle(backgroundCheckedBrush, new Rectangle(2, 2, checkBoxSize - 4, checkBoxSize - 4));
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g.DrawRectangle(innerBorderCheckedPen, new Rectangle(1, 1, checkBoxSize - 3, checkBoxSize - 3));
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}
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else
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{
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g.FillRectangle(backgroundBrush, new Rectangle(2, 2, checkBoxSize - 4, checkBoxSize - 4));
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if (isHover)
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{
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g.DrawRectangle(innerBorderCheckedPen, new Rectangle(1, 1, checkBoxSize - 3, checkBoxSize - 3));
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}
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else
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{
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g.DrawRectangle(innerBorderPen, new Rectangle(1, 1, checkBoxSize - 3, checkBoxSize - 3));
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}
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}
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g.DrawRectangle(borderPen, new Rectangle(0, 0, checkBoxSize - 1, checkBoxSize - 1));
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}
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private void DrawText(Graphics g)
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{
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Rectangle rect = new Rectangle(checkBoxSize + SpaceAfterCheckBox, 0, ClientRectangle.Width - checkBoxSize + SpaceAfterCheckBox, ClientRectangle.Height);
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TextFormatFlags tff = TextFormatFlags.Left | TextFormatFlags.Top | TextFormatFlags.WordBreak;
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TextRenderer.DrawText(g, Text, Font, new Rectangle(rect.X, rect.Y + 1, rect.Width, rect.Height + 1), Color.Black, tff);
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TextRenderer.DrawText(g, Text, Font, rect, ForeColor, tff);
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}
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protected override void Dispose(bool disposing)
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{
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if (backgroundBrush != null) backgroundBrush.Dispose();
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if (backgroundCheckedBrush != null) backgroundCheckedBrush.Dispose();
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if (innerBorderBrush != null) innerBorderBrush.Dispose();
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if (innerBorderPen != null) innerBorderPen.Dispose();
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if (innerBorderCheckedBrush != null) innerBorderCheckedBrush.Dispose();
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if (innerBorderCheckedPen != null) innerBorderCheckedPen.Dispose();
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if (borderPen != null) borderPen.Dispose();
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base.Dispose(disposing);
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}
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}
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} |