using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace TBF
{
    /// <summary>
    /// This static class maintains a set of text box styles at one place, it is then sufficient
    /// to use the static method CustomStyle.Apply(id, textBox(es)) to apply this style to text box(es).
    /// </summary>
    public static class CustomStyle
    {
        const int setsCount = 20;                   /// Number of styles / attribute sets

        static DockStyle[] dockStyles;              /// Docking style
        static System.Drawing.Color[] backColors;   /// Background color
        static BorderStyle[] borderStyles;          /// Border style
        static bool[] readOnly;                     /// Read only                                                   
        static System.Drawing.Font[] fonts;         /// Font

        static CustomStyle()
        {
            dockStyles = new DockStyle[setsCount];
            backColors = new System.Drawing.Color[setsCount];
            borderStyles = new BorderStyle[setsCount];
            readOnly = new bool[setsCount];
            fonts = new System.Drawing.Font[setsCount];
        }

        /// <summary>
        /// Set attributes of the set selected by 'set' parameter
        /// </summary>
        /// <param name="id">Attribute set ID</param>
        /// <param name="dockStyle">Docking style</param>
        /// <param name="backColor">Background color</param>
        /// <param name="readOnly">true for read only (aka label)</param>
        /// <param name="borderStyle">Border style</param>
        public static void Set(int id, DockStyle dockStyle, System.Drawing.Color backColor, BorderStyle borderStyle, bool readOnly, System.Drawing.Font font)
        {
            if (id < 0 || id >= setsCount) return;

            CustomStyle.dockStyles[id] = dockStyle;
            CustomStyle.backColors[id] = backColor;
            CustomStyle.borderStyles[id] = borderStyle;
            CustomStyle.readOnly[id] = readOnly;
            CustomStyle.fonts[id] = font;
        }

        /// <summary>
        /// Apply one of the attribute sets to a TextBox instance
        /// </summary>
        public static void Apply(int id, TextBox textBox)
        {
            if (id < 0 || id >= setsCount) return;

            textBox.Dock = dockStyles[id];
            textBox.BackColor = backColors[id];
            textBox.BorderStyle = borderStyles[id];
            textBox.ReadOnly = readOnly[id];
            textBox.Font = fonts[id];
        }

        /// <summary>
        /// Apply one of the attribute sets to a AttachedTextBoxes text boxes
        /// </summary>
        public static void Apply(int id, AttachedTextBoxes textBoxes)
        {
            if (id < 0 || id >= setsCount) return;

            for (int i = 0; i < textBoxes.Count; i++)
            {
                textBoxes[i].Dock = dockStyles[id];
                textBoxes[i].BackColor = backColors[id];
                textBoxes[i].BorderStyle = borderStyles[id];
                textBoxes[i].ReadOnly = readOnly[id];
                textBoxes[i].Font = fonts[id];
            }
        }
    }
}