Icon IconFromPath(string filename)
{
Icon myIcon = SystemIcons.Error;
try
{
WindowsShellAPI.SHFILEINFO shinfo = new WindowsShellAPI.SHFILEINFO();
IntPtr hImg = WindowsShellAPI.SHGetFileInfo(
filename, 0, out shinfo, (uint)Marshal.SizeOf(typeof(WindowsShellAPI.SHFILEINFO)),
WindowsShellAPI.SHGFI.SHGFI_ICON | WindowsShellAPI.SHGFI.SHGFI_LARGEICON);
myIcon = Icon.FromHandle(shinfo.hIcon);
}
catch (Exception exn)
{
Trace.WriteLine(exn.ToString( ));
}
return(myIcon);
}
public AppInfoDialog()
{
InitializeComponent();
this.StartPosition = FormStartPosition.CenterParent;
// バージョン名（AssemblyInformationalVersion属性）を取得
string appVersion = Application.ProductVersion;
// 製品名（AssemblyProduct属性）を取得
string appProductName = Application.ProductName;
// 会社名（AssemblyCompany属性）を取得
string appCompanyName = Application.CompanyName;
// C#
Assembly mainAssembly = Assembly.GetEntryAssembly();
string appCopyright = "-";
object[] CopyrightArray =
mainAssembly.GetCustomAttributes(
typeof(AssemblyCopyrightAttribute), false);
if ((CopyrightArray != null) && (CopyrightArray.Length > 0))
{
appCopyright =
((AssemblyCopyrightAttribute)CopyrightArray[0]).Copyright;
}
// 詳細情報を取得
string appDescription = "-";
object[] DescriptionArray =
mainAssembly.GetCustomAttributes(
typeof(AssemblyDescriptionAttribute), false);
if ((DescriptionArray != null) && (DescriptionArray.Length > 0))
{
appDescription =
((AssemblyDescriptionAttribute)DescriptionArray[0]).Description;
}
WindowsShellAPI.SHFILEINFO shinfo = new WindowsShellAPI.SHFILEINFO();
IntPtr hImg = WindowsShellAPI.SHGetFileInfo(Application.ExecutablePath, 0, out shinfo, (uint)Marshal.SizeOf(typeof(WindowsShellAPI.SHFILEINFO)), WindowsShellAPI.SHGFI.SHGFI_SYSICONINDEX);
WindowsShellAPI.SHIL currentshil = WindowsShellAPI.SHIL.SHIL_JUMBO;
WindowsShellAPI.IImageList imglist = null;
//int rsult = WindowsShellAPI.SHGetImageList(WindowsShellAPI.SHIL.SHIL_EXTRALARGE, ref WindowsShellAPI.IID_IImageList, out imglist);
//int rsult = WindowsShellAPI.SHGetImageList(WindowsShellAPI.SHIL.SHIL_JUMBO, ref WindowsShellAPI.IID_IImageList, out imglist);
int rsult = WindowsShellAPI.SHGetImageList(currentshil, ref WindowsShellAPI.IID_IImageList, out imglist);
IntPtr hicon = IntPtr.Zero;
imglist.GetIcon(shinfo.iIcon, (int)WindowsShellAPI.ImageListDrawItemConstants.ILD_TRANSPARENT, ref hicon);
Icon myIcon = Icon.FromHandle(hicon);
Bitmap buf = new Bitmap(128, 128);
Graphics g = Graphics.FromImage(buf);
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
g.DrawImage(myIcon.ToBitmap(), 0, 0, 128, 128);
pictureBox1.Image = buf;
/*
* Bitmap buf = new Bitmap(128, 128);
* Graphics g = Graphics.FromImage(buf);
* g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
* g.DrawImage(ico.ToBitmap(), 0, 0, 128, 128);
*/
Text = appProductName + " のバージョン情報";
lbCanpany.Text = appCompanyName;
lbProduct.Text = appProductName;
lbVersion.Text = "Version " + appVersion;
lbCopyright.Text = appCopyright;
lbDescription.Text = appDescription;
}
