示例#1
0
        private Icon getIcon(bool large)
        {
            // Get icon index and path:
            int           iconIndex = 0;
            StringBuilder iconPath  = new StringBuilder(260, 260);

            if (linkA == null)
            {
                linkW.GetIconLocation(iconPath, iconPath.Capacity, out iconIndex);
            }
            else
            {
                linkA.GetIconLocation(iconPath, iconPath.Capacity, out iconIndex);
            }
            string iconFile = iconPath.ToString();

            // If there are no details set for the icon, then we must use
            // the shell to get the icon for the target:
            if (iconFile.Length == 0)
            {
                // Use the FileIcon object to get the icon:
                FileIcon.SHGetFileInfoConstants flags =
                    FileIcon.SHGetFileInfoConstants.SHGFI_ICON |
                    FileIcon.SHGetFileInfoConstants.SHGFI_ATTRIBUTES;
                if (large)
                {
                    flags = flags | FileIcon.SHGetFileInfoConstants.SHGFI_LARGEICON;
                }
                else
                {
                    flags = flags | FileIcon.SHGetFileInfoConstants.SHGFI_SMALLICON;
                }
                FileIcon fileIcon = new FileIcon(Target, flags);
                return(fileIcon.ShellIcon);
            }
            else
            {
                // Use ExtractIconEx to get the icon:
                IntPtr[] hIconEx = new IntPtr[1] {
                    IntPtr.Zero
                };
                int iconCount = 0;
                if (large)
                {
                    iconCount = UnManagedMethods.ExtractIconEx(
                        iconFile,
                        iconIndex,
                        hIconEx,
                        null,
                        1);
                }
                else
                {
                    iconCount = UnManagedMethods.ExtractIconEx(
                        iconFile,
                        iconIndex,
                        null,
                        hIconEx,
                        1);
                }
                // If success then return as a GDI+ object
                Icon icon = null;
                if (hIconEx[0] != IntPtr.Zero)
                {
                    icon = Icon.FromHandle(hIconEx[0]);
                    //UnManagedMethods.DestroyIcon(hIconEx[0]);
                }
                return(icon);
            }
        }
示例#2
0
		private Icon getIcon(bool large)
		{
			// Get icon index and path:
			int iconIndex = 0;
			StringBuilder iconPath = new StringBuilder(260, 260);
			if(linkA == null)
			{
				linkW.GetIconLocation(iconPath, iconPath.Capacity, out iconIndex);
			}
			else
			{
				linkA.GetIconLocation(iconPath, iconPath.Capacity, out iconIndex);
			}
			string iconFile = iconPath.ToString();

			// If there are no details set for the icon, then we must use
			// the shell to get the icon for the target:
			if(iconFile.Length == 0)
			{
				// Use the FileIcon object to get the icon:
				FileIcon.SHGetFileInfoConstants flags =
					FileIcon.SHGetFileInfoConstants.SHGFI_ICON |
					FileIcon.SHGetFileInfoConstants.SHGFI_ATTRIBUTES;
				if(large)
				{
					flags = flags | FileIcon.SHGetFileInfoConstants.SHGFI_LARGEICON;
				}
				else
				{
					flags = flags | FileIcon.SHGetFileInfoConstants.SHGFI_SMALLICON;
				}
				FileIcon fileIcon = new FileIcon(Target, flags);
				return fileIcon.ShellIcon;
			}
			else
			{
				// Use ExtractIconEx to get the icon:
				IntPtr[] hIconEx = new IntPtr[1] {IntPtr.Zero};
				int iconCount = 0;
				if(large)
				{
					iconCount = UnManagedMethods.ExtractIconEx(
						iconFile,
						iconIndex,
						hIconEx,
						null,
						1);
				}
				else
				{
					iconCount = UnManagedMethods.ExtractIconEx(
						iconFile,
						iconIndex,
						null,
						hIconEx,
						1);
				}
				// If success then return as a GDI+ object
				Icon icon = null;
				if(hIconEx[0] != IntPtr.Zero)
				{
					icon = Icon.FromHandle(hIconEx[0]);
					//UnManagedMethods.DestroyIcon(hIconEx[0]);
				}
				return icon;
			}
		}