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zsyg
2025-06-29 13:04:34 +08:00
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parent 5b9532acfe
commit 5ecfe2da2a
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21
tools/viewer/IImageViewer.cs Normal file
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namespace KortAppZ.Tools.Viewer
{
public interface IImageViewer
{
/// <summary>
/// 加载图片文件
/// </summary>
/// <param name="filePath">图片文件路径</param>
void LoadImage(string filePath);
/// <summary>
/// 显示图片
/// </summary>
void ShowImage();
/// <summary>
/// 关闭图片查看器
/// </summary>
void CloseViewer();
}
}

72
tools/viewer/ImageDisplayForm.cs Normal file
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using System;
using System.Drawing;
using System.Windows.Forms;
using System.IO;
namespace KortAppZ.Tools.Viewer
{
public class ImageDisplayForm : Form
{
private PictureBox? pictureBox;
private Image? currentImage;
public ImageDisplayForm()
{
InitializeComponent();
}
private void InitializeComponent()
{
this.pictureBox = new PictureBox();
//
// pictureBox
//
this.pictureBox.Dock = DockStyle.Fill;
this.pictureBox.SizeMode = PictureBoxSizeMode.Zoom;
this.pictureBox.BackColor = Color.Black;
//
// ImageDisplayForm
//
this.Text = "图片查看";
this.ClientSize = new Size(800, 600);
this.MaximizeBox = false;
this.MinimizeBox = true;
this.FormBorderStyle = FormBorderStyle.FixedDialog;
this.ControlBox = true;
this.ShowIcon = true;
this.MaximizedBounds = Screen.FromHandle(this.Handle).WorkingArea;
this.Controls.Add(this.pictureBox);
this.FormClosing += new FormClosingEventHandler(ImageDisplayForm_FormClosing);
}
public void LoadImage(string filePath)
{
try
{
if (currentImage != null)
{
currentImage.Dispose();
currentImage = null;
}
currentImage = ImageFileHandler.LoadImage(filePath);
pictureBox.Image = currentImage;
this.Text = $"图片查看 - {Path.GetFileName(filePath)}";
}
catch (Exception ex)
{
MessageBox.Show($"无法加载图片: {ex.Message}", "错误",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void ImageDisplayForm_FormClosing(object sender, FormClosingEventArgs e)
{
if (currentImage != null)
{
currentImage.Dispose();
currentImage = null;
}
}
}
}

41
tools/viewer/ImageFileHandler.cs Normal file
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using System;
using System.Drawing;
using System.IO;
namespace KortAppZ.Tools.Viewer
{
public static class ImageFileHandler
{
private static readonly string[] SupportedExtensions =
{
".jpg", ".jpeg", ".png", ".bmp", ".gif", ".tiff", ".tif"
};
public static bool IsImageFile(string filePath)
{
if (string.IsNullOrEmpty(filePath))
return false;
string extension = Path.GetExtension(filePath).ToLower();
return Array.Exists(SupportedExtensions, ext => ext == extension);
}
public static Image LoadImage(string filePath)
{
if (!IsImageFile(filePath))
throw new ArgumentException("不支持的图片格式");
if (!File.Exists(filePath))
throw new FileNotFoundException("图片文件不存在", filePath);
try
{
return Image.FromFile(filePath);
}
catch (Exception ex)
{
throw new Exception($"无法加载图片: {ex.Message}", ex);
}
}
}
}

93
tools/viewer/ImageViewerForm.cs Normal file
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using System;
using System.Drawing;
using System.Windows.Forms;
using System.IO;
using KortAppZ.Tools.Viewer;
namespace KortAppZ.Tools.Viewer
{
public class ImageViewerForm : Form
{
private Button? openButton;
public ImageViewerForm()
{
InitializeComponent();
}
private void InitializeComponent()
{
this.openButton = new Button();
//
// openButton
//
this.openButton.Text = "打开图片";
this.openButton.Size = new Size(120, 40);
this.openButton.Font = new Font("Microsoft YaHei", 10);
this.openButton.Anchor = AnchorStyles.None;
this.openButton.Click += new EventHandler(OpenButton_Click);
// 初始位置
CenterOpenButton();
// 窗体大小变化时重新居中按钮
this.Resize += (s, e) => CenterOpenButton();
//
// ImageViewerForm
//
this.Text = "图片查看器";
this.ClientSize = new Size(400, 300);
this.StartPosition = FormStartPosition.CenterScreen;
this.MinimumSize = new Size(300, 200);
this.MaximizeBox = false;
this.FormBorderStyle = FormBorderStyle.FixedDialog;
this.MaximizedBounds = Screen.FromHandle(this.Handle).WorkingArea;
this.Controls.Add(this.openButton);
}
private void CenterOpenButton()
{
if (openButton != null)
{
openButton.Location = new Point(
(this.ClientSize.Width - openButton.Width) / 2,
(this.ClientSize.Height - openButton.Height) / 2);
}
}
private void OpenButton_Click(object sender, EventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "图片文件|*.jpg;*.jpeg;*.png;*.bmp;*.gif;*.tiff;*.tif|所有文件|*.*";
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
string filePath = openFileDialog.FileName;
ShowImage(filePath);
}
}
private void ShowImage(string filePath)
{
try
{
if (!ImageFileHandler.IsImageFile(filePath))
{
MessageBox.Show("不支持的图片格式", "错误",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
ImageDisplayForm displayForm = new ImageDisplayForm();
displayForm.LoadImage(filePath);
displayForm.Show();
}
catch (Exception ex)
{
MessageBox.Show($"无法加载图片: {ex.Message}", "错误",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}

48
tools/viewer/ImageViewerToolCard.cs Normal file
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using System;
using System.Drawing;
using System.Windows.Forms;
using System.IO;
using AppStore;
namespace KortAppZ.Tools.Viewer
{
public class ImageViewerToolCard : ToolCard
{
public ImageViewerToolCard()
{
this.ToolName = "图片查看";
try
{
string iconPath = Path.Combine(Application.StartupPath, "img", "resource", "png", "ImageCompressor.png");
if (File.Exists(iconPath))
{
this.ToolIcon = Image.FromFile(iconPath);
}
else
{
this.ToolIcon = SystemIcons.Application.ToBitmap();
}
}
catch
{
this.ToolIcon = SystemIcons.Application.ToBitmap();
}
this.ToolCardClicked += (s, e) => {
try
{
ImageViewerForm viewerForm = new ImageViewerForm();
viewerForm.Show();
}
catch (Exception ex)
{
MessageBox.Show($"打开图片查看器失败: {ex.Message}", "错误",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
};
this.UpdateDisplay();
}
}
}