61 lines
1.8 KiB
C#
61 lines
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.IO;
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namespace DualScreenDemo
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{
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public partial class PrimaryForm
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{
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private PromotionsAndMenuPanel promotionsAndMenuPanel;
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private void InitializePromotionsAndMenuPanel()
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{
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promotionsAndMenuPanel = new PromotionsAndMenuPanel();
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ResizeAndPositionControl(promotionsAndMenuPanel, 0, 0, 1440, 900);
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this.Controls.Add(promotionsAndMenuPanel);
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promotions = LoadImagesFromFolder("news");
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menu = LoadImagesFromFolder("foods");
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}
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/// <summary>
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/// 從指定資料夾載入所有 .jpg 圖片
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/// </summary>
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private List<Image> LoadImagesFromFolder(string folderName)
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{
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List<Image> images = new();
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string folderPath = Utils.Env.GetPath(folderName, "");
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if (folderPath.Equals("")) return images;
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string[] imageFiles = Directory.GetFiles(folderPath, "*.jpg");
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foreach (string filePath in imageFiles)
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{
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try
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{
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using var fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
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images.Add(Image.FromStream(new MemoryStream(ReadFully(fs))));
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}
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catch (Exception ex)
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{
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Console.WriteLine($"載入圖片失敗：{filePath}，原因：{ex.Message}");
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}
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}
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return images;
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}
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/// <summary>
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/// 將 Stream 轉為 byte[]，用於避免 Image 檔案鎖定
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/// </summary>
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private byte[] ReadFully(Stream input)
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{
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using MemoryStream ms = new();
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input.CopyTo(ms);
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return ms.ToArray();
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}
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}
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}
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