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添加图标提取器代码
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zsyg
186
tools/ico_extractor/IconExtractorForm.cs
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186
tools/ico_extractor/IconExtractorForm.cs
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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using System.IO;
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using AppStore.Tools.IconExtractor;
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namespace AppStore.Tools.IconExtractor
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{
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public class IconExtractorForm : Form
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{
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private Button btnBrowse = new Button();
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private Button btnSave = new Button();
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private NumericUpDown numIconIndex = new NumericUpDown();
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private PictureBox picIcon = new PictureBox();
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private Label lblStatus = new Label();
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private TextBox txtFilePath = new TextBox();
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private ComboBox cmbIconSize = new ComboBox();
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private string currentFilePath = string.Empty;
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public IconExtractorForm()
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{
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this.Text = "图标提取器";
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this.Size = new Size(500, 550);
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this.StartPosition = FormStartPosition.CenterScreen;
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InitializeComponents();
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}
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private void InitializeComponents()
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{
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// 文件路径文本框
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txtFilePath.Location = new Point(20, 20);
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txtFilePath.Size = new Size(300, 25);
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txtFilePath.ReadOnly = true;
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this.Controls.Add(txtFilePath);
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// 浏览按钮
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btnBrowse.Text = "浏览...";
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btnBrowse.Location = new Point(330, 20);
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btnBrowse.Size = new Size(80, 25);
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btnBrowse.Click += BtnBrowse_Click;
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this.Controls.Add(btnBrowse);
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// 图标索引标签
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Label lblIndex = new Label();
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lblIndex.Text = "图标索引:";
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lblIndex.Location = new Point(20, 60);
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lblIndex.Size = new Size(80, 20);
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this.Controls.Add(lblIndex);
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// 图标索引选择器
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numIconIndex.Location = new Point(100, 60);
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numIconIndex.Size = new Size(80, 20);
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numIconIndex.Minimum = 0;
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numIconIndex.ValueChanged += NumIconIndex_ValueChanged;
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this.Controls.Add(numIconIndex);
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// 图标预览区域
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picIcon.Location = new Point(20, 100);
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picIcon.Size = new Size(256, 256);
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picIcon.SizeMode = PictureBoxSizeMode.Zoom;
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picIcon.BorderStyle = BorderStyle.FixedSingle;
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this.Controls.Add(picIcon);
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// 索引说明
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Label lblIndexHelp = new Label();
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lblIndexHelp.Text = "索引号表示文件中的第几个图标，从0开始";
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lblIndexHelp.Location = new Point(20, 240);
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lblIndexHelp.Size = new Size(300, 20);
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this.Controls.Add(lblIndexHelp);
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// 保存按钮
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btnSave.Text = "保存图标";
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btnSave.Location = new Point(20, 450);
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btnSave.Size = new Size(100, 30);
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btnSave.Click += BtnSave_Click;
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this.Controls.Add(btnSave);
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// 状态标签
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lblStatus.Location = new Point(20, 490);
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lblStatus.Size = new Size(400, 20);
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lblStatus.Text = "请选择包含图标的文件";
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this.Controls.Add(lblStatus);
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}
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private void BtnBrowse_Click(object sender, EventArgs e)
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{
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using (OpenFileDialog ofd = new OpenFileDialog())
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{
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ofd.Filter = "可执行文件|*.exe;*.dll;*.ocx;*.cpl|所有文件|*.*";
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if (ofd.ShowDialog() == DialogResult.OK)
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{
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currentFilePath = ofd.FileName;
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txtFilePath.Text = currentFilePath;
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LoadIconInfo();
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}
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}
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}
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private void LoadIconInfo()
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{
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try
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{
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int iconCount = IconExtractor.GetIconCount(currentFilePath);
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numIconIndex.Maximum = Math.Max(0, iconCount - 1);
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// 如果是ICO文件，获取实际包含的尺寸
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if (currentFilePath.EndsWith(".ico", StringComparison.OrdinalIgnoreCase))
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{
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var sizes = IconExtractor.GetIconDimensions(currentFilePath);
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if (sizes.Count > 0)
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{
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cmbIconSize.Items.Clear();
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foreach (var size in sizes)
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{
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cmbIconSize.Items.Add($"{size}x{size}");
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}
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// 默认选择最接近256的尺寸
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int closest = sizes.OrderBy(s => Math.Abs(s - 256)).First();
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cmbIconSize.SelectedIndex = sizes.IndexOf(closest);
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}
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}
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lblStatus.Text = $"找到 {iconCount} 个图标";
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ExtractAndDisplayIcon();
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}
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catch (Exception ex)
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{
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lblStatus.Text = $"错误: {ex.Message}";
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picIcon.Image = null;
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}
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}
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private void NumIconIndex_ValueChanged(object sender, EventArgs e)
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{
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if (!string.IsNullOrEmpty(currentFilePath))
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{
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ExtractAndDisplayIcon();
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}
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}
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private void ExtractAndDisplayIcon()
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{
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try
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{
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Icon icon = IconExtractor.ExtractIconFromFile(currentFilePath, (int)numIconIndex.Value);
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picIcon.Image = icon.ToBitmap();
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lblStatus.Text = $"显示原始图标 #{numIconIndex.Value}";
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}
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catch (Exception ex)
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{
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lblStatus.Text = $"提取图标失败: {ex.Message}";
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picIcon.Image = null;
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}
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}
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private void BtnSave_Click(object sender, EventArgs e)
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{
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if (picIcon.Image == null)
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{
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MessageBox.Show("没有可保存的图标", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
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return;
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}
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using (SaveFileDialog sfd = new SaveFileDialog())
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{
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sfd.Filter = "图标文件|*.ico|位图文件|*.bmp|PNG文件|*.png";
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if (sfd.ShowDialog() == DialogResult.OK)
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{
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try
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{
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using (Icon icon = IconExtractor.ExtractIconFromFile(currentFilePath, (int)numIconIndex.Value))
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{
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IconExtractor.SaveIconToFile(icon, sfd.FileName);
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lblStatus.Text = $"已保存原始图标到 {sfd.FileName}";
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}
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}
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catch (Exception ex)
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{
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MessageBox.Show($"保存图标失败: {ex.Message}", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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}
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}
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}
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}
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}
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