323 lines
9.3 KiB
C#
323 lines
9.3 KiB
C#
using Mesen.GUI.Utilities;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace Mesen.GUI.Controls
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{
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class MesenNumericUpDown : BaseControl
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{
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private TextBox txtValue;
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private Button btnUp;
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private Button btnDown;
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private Panel pnlButtons;
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private Timer tmrRepeat;
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private int _repeatCount = 0;
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private bool _repeatIncrease = false;
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private bool _preventClick = false;
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public event EventHandler ValueChanged;
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public MesenNumericUpDown()
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{
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InitializeComponent();
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if(!IsDesignMode) {
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this.BackColor = SystemColors.ControlLightLight;
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this.MaximumSize = new Size(10000, 21);
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this.MinimumSize = new Size(0, 21);
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this.Size = new Size(62, 21);
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this.btnDown.Image = ThemeHelper.IsDark ? Properties.Resources.NudDownArrowDarkTheme : Properties.Resources.NudDownArrow;
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this.btnUp.Image = ThemeHelper.IsDark ? Properties.Resources.NudUpArrowDarkTheme : Properties.Resources.NudUpArrow;
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if(Program.IsMono) {
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this.BorderStyle = BorderStyle.None;
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this.txtValue.Dock = DockStyle.Fill;
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this.txtValue.Multiline = true;
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this.btnUp.Location = new Point(-1, 0);
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this.btnDown.Location = new Point(-1, 10);
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this.MinimumSize = new Size(0, 22);
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} else {
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this.BorderStyle = BorderStyle.FixedSingle;
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}
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}
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}
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private void tmrRepeat_Tick(object sender, EventArgs e)
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{
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tmrRepeat.Interval = _repeatCount > 5 ? 75 : 200;
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if(_repeatIncrease) {
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this.Value += this.Increment;
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} else {
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this.Value -= this.Increment;
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}
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_repeatCount++;
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_preventClick = true;
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}
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private void btn_MouseDown(object sender, MouseEventArgs e)
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{
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_repeatCount = 0;
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_repeatIncrease = (sender == btnUp);
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tmrRepeat.Start();
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}
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private void btn_MouseUp(object sender, MouseEventArgs e)
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{
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tmrRepeat.Stop();
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}
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private void btnDown_Click(object sender, EventArgs e)
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{
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if(!_preventClick) {
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this.Value -= this.Increment;
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}
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_preventClick = false;
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}
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private void btnUp_Click(object sender, EventArgs e)
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{
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if(!_preventClick) {
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this.Value += this.Increment;
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}
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_preventClick = false;
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}
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private void txtValue_TextChanged(object sender, EventArgs e)
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{
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decimal val;
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int hexVal;
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if(string.IsNullOrWhiteSpace(txtValue.Text)) {
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SetValue(0, false);
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} else if(!IsHex && decimal.TryParse(txtValue.Text, out val)) {
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SetValue(val, false);
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} else if(IsHex && int.TryParse(txtValue.Text, System.Globalization.NumberStyles.HexNumber, null, out hexVal)) {
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SetValue(hexVal, false);
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}
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}
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private void txtValue_Validated(object sender, EventArgs e)
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{
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decimal val;
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int hexVal;
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if(string.IsNullOrWhiteSpace(txtValue.Text)) {
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SetValue(0, true);
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} else if(!IsHex && decimal.TryParse(txtValue.Text, out val)) {
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SetValue(val, true);
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} else if(IsHex && int.TryParse(txtValue.Text, System.Globalization.NumberStyles.HexNumber, null, out hexVal)) {
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SetValue(hexVal, true);
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} else {
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SetValue(this.Value, true);
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}
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}
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private void SetValue(decimal value, bool updateText)
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{
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value = decimal.Round(value, this.DecimalPlaces);
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if(value > Maximum) {
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value = Maximum;
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}
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if(value < Minimum) {
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value = Minimum;
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}
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if(value != _value) {
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_value = value;
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ValueChanged?.Invoke(this, EventArgs.Empty);
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}
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if(updateText) {
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txtValue.TextChanged -= txtValue_TextChanged;
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if(IsHex) {
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txtValue.Text = ((int)_value).ToString("X");
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} else {
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txtValue.Text = _value.ToString("0" + (this.DecimalPlaces > 0 ? "." : "") + new string('0', this.DecimalPlaces));
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}
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txtValue.TextChanged += txtValue_TextChanged;
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}
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}
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private decimal _value = 0;
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public decimal Value
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{
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get { return _value; }
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set
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{
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SetValue(value, true);
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}
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}
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public bool IsHex { get; set; } = false;
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public new string Text
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{
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get { return txtValue.Text; }
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set { txtValue.Text = value; }
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}
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private decimal _maximum = 100;
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public decimal Maximum
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{
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get { return _maximum; }
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set { _maximum = value; SetValue(this.Value, true); }
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}
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private decimal _minimum = 0;
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public decimal Minimum
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{
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get { return _minimum; }
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set { _minimum = value; SetValue(this.Value, true); }
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}
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public decimal Increment { get; set; } = 1;
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private int _decimalPlaces = 0;
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public int DecimalPlaces
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{
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get { return _decimalPlaces; }
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set { _decimalPlaces = value; }
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}
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protected override void OnSizeChanged(EventArgs e)
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{
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base.OnSizeChanged(e);
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if(this.Height < 21) {
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this.Height = 21;
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}
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double scale = (double)this.Height / 21;
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if(scale > 1) {
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btnDown.Image = Properties.Resources.NudDownArrow.GetScaledImage(scale);
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btnUp.Image = Properties.Resources.NudUpArrow.GetScaledImage(scale);
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}
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}
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private void txtValue_KeyDown(object sender, KeyEventArgs e)
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{
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if(e.KeyCode == Keys.Up) {
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this.Value += this.Increment;
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e.SuppressKeyPress = true;
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} else if(e.KeyCode == Keys.Down) {
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this.Value -= this.Increment;
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e.SuppressKeyPress = true;
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} else if(
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!((e.KeyCode >= Keys.D0 && e.KeyCode <= Keys.D9) ||
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(e.KeyCode >= Keys.NumPad0 && e.KeyCode <= Keys.NumPad9) ||
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e.KeyCode == Keys.OemPeriod || e.KeyCode == Keys.Oemcomma ||
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e.KeyCode == Keys.Delete || e.KeyCode == Keys.Left ||
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e.KeyCode == Keys.Right || e.KeyCode == Keys.Home ||
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e.KeyCode == Keys.End || e.KeyCode == Keys.Back)
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) {
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if(IsHex && e.KeyCode >= Keys.A && e.KeyCode <= Keys.F) {
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//Allow A-F when in hex mode
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return;
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}
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e.SuppressKeyPress = true;
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}
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}
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private void InitializeComponent()
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{
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this.components = new System.ComponentModel.Container();
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this.txtValue = new System.Windows.Forms.TextBox();
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this.btnUp = new System.Windows.Forms.Button();
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this.btnDown = new System.Windows.Forms.Button();
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this.pnlButtons = new System.Windows.Forms.Panel();
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this.pnlButtons.SuspendLayout();
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this.SuspendLayout();
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//
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// txtValue
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//
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this.txtValue.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Left | System.Windows.Forms.AnchorStyles.Right)));
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this.txtValue.BorderStyle = System.Windows.Forms.BorderStyle.None;
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this.txtValue.Location = new System.Drawing.Point(1, 3);
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this.txtValue.Margin = new System.Windows.Forms.Padding(0);
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this.txtValue.Name = "txtValue";
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this.txtValue.Size = new System.Drawing.Size(44, 13);
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this.txtValue.TabIndex = 0;
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this.txtValue.TextChanged += new System.EventHandler(this.txtValue_TextChanged);
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this.txtValue.KeyDown += new System.Windows.Forms.KeyEventHandler(this.txtValue_KeyDown);
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this.txtValue.Validated += new System.EventHandler(this.txtValue_Validated);
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//
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// btnUp
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//
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this.btnUp.Location = new System.Drawing.Point(1, -1);
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this.btnUp.Margin = new System.Windows.Forms.Padding(0);
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this.btnUp.Name = "btnUp";
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this.btnUp.Size = new System.Drawing.Size(15, 11);
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this.btnUp.TabIndex = 2;
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this.btnUp.TabStop = false;
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this.btnUp.UseVisualStyleBackColor = true;
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this.btnUp.Click += new System.EventHandler(this.btnUp_Click);
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this.btnUp.MouseDown += new System.Windows.Forms.MouseEventHandler(this.btn_MouseDown);
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this.btnUp.MouseUp += new System.Windows.Forms.MouseEventHandler(this.btn_MouseUp);
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//
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// btnDown
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//
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this.btnDown.Location = new System.Drawing.Point(1, 9);
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this.btnDown.Margin = new System.Windows.Forms.Padding(0);
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this.btnDown.Name = "btnDown";
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this.btnDown.Size = new System.Drawing.Size(15, 11);
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this.btnDown.TabIndex = 3;
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this.btnDown.TabStop = false;
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this.btnDown.UseVisualStyleBackColor = true;
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this.btnDown.Click += new System.EventHandler(this.btnDown_Click);
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this.btnDown.MouseDown += new System.Windows.Forms.MouseEventHandler(this.btn_MouseDown);
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this.btnDown.MouseUp += new System.Windows.Forms.MouseEventHandler(this.btn_MouseUp);
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//
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// pnlButtons
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//
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this.pnlButtons.Controls.Add(this.btnDown);
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this.pnlButtons.Controls.Add(this.btnUp);
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this.pnlButtons.Dock = System.Windows.Forms.DockStyle.Right;
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this.pnlButtons.Location = new System.Drawing.Point(47, 0);
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this.pnlButtons.Margin = new System.Windows.Forms.Padding(0);
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this.pnlButtons.Name = "pnlButtons";
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this.pnlButtons.Size = new System.Drawing.Size(15, 21);
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this.pnlButtons.TabIndex = 1;
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//
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// tmrRepeat
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//
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this.tmrRepeat = new Timer(components);
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this.tmrRepeat.Tick += tmrRepeat_Tick;
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//
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// MesenNumericUpDown
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//
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this.Controls.Add(this.txtValue);
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this.Controls.Add(this.pnlButtons);
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this.MaximumSize = new System.Drawing.Size(10000, 21);
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this.MinimumSize = new System.Drawing.Size(0, 21);
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this.Name = "MesenNumericUpDown";
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this.Size = new System.Drawing.Size(62, 21);
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this.pnlButtons.ResumeLayout(false);
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this.ResumeLayout(false);
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this.PerformLayout();
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}
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/// <summary>
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/// Required designer variable.
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/// </summary>
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private System.ComponentModel.IContainer components = null;
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/// <summary>
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/// Clean up any resources being used.
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/// </summary>
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/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
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protected override void Dispose(bool disposing)
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{
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if(disposing && (components != null)) {
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components.Dispose();
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}
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base.Dispose(disposing);
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}
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}
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}
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