为了满足孩子们个性化桌面的需求。
这里发布获取与设置Windows背景图片的源代码。
1 文本格式
using System;
using System.IO;
using System.Data;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Diagnostics;
using System.Runtime.InteropServices;
namespace Legalsoft.Truffer.Application
{
public partial class Form1 : Form
{
#if __STRING_BUILDER__
[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
public static extern int SystemParametersInfo(int uAction, int uParam, StringBuilder lpvParam, int fuWinIni);
#else
[DllImport("user32.dll", EntryPoint = "SystemParametersInfo")]
public static extern int SystemParametersInfo(int uAction, int uParam, string lpvParam, int fuWinIni);
#endif
private const int SPI_GETDESKWALLPAPER = 0x0073;
/// <summary>
/// 获取Windows背景图片（地址）
/// </summary>
/// <returns></returns>
public string GetWindowsBackgroundImage()
{
#if __STRING_BUILDER__
StringBuilder sb = new StringBuilder(300);
SystemParametersInfo(SPI_GETDESKWALLPAPER, 300, sb, 0);
return sb.ToString();
#else
char[] sc = new char[300];
string ss = new string(sc);
SystemParametersInfo(SPI_GETDESKWALLPAPER, 300, ss, 0);
return ss;
#endif
}
/// <summary>
/// 设置Windows背景图片
/// </summary>
/// <param name="imgFile"></param>
public void SetWindowsBackgroundImage(string imgFile)
{
Image image = Image.FromFile(imgFile);
FileInfo fileInfo = new FileInfo(imgFile);
string backFile = Path.Combine(fileInfo.DirectoryName, fileInfo.Name, @".bmp");
image.Save(backFile, System.Drawing.Imaging.ImageFormat.Bmp);
#if __STRING_BUILDER__
StringBuilder sb = new StringBuilder();
sb.Append(backFile);
SystemParametersInfo(20, 0, sb, 0x2);
#else
SystemParametersInfo(20, 0, backFile, 0x2);
#endif
}
}
}
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POWER BY 315SOFT.COM &
TRUFFER.CN
2 代码格式
using System;
using System.IO;
using System.Data;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Diagnostics;
using System.Runtime.InteropServices;namespace Legalsoft.Truffer.Application
{public partial class Form1 : Form{
#if __STRING_BUILDER__[DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]public static extern int SystemParametersInfo(int uAction, int uParam, StringBuilder lpvParam, int fuWinIni);
#else[DllImport("user32.dll", EntryPoint = "SystemParametersInfo")]public static extern int SystemParametersInfo(int uAction, int uParam, string lpvParam, int fuWinIni);
#endifprivate const int SPI_GETDESKWALLPAPER = 0x0073;/// <summary>/// 获取Windows背景图片（地址）/// </summary>/// <returns></returns>public string GetWindowsBackgroundImage(){
#if __STRING_BUILDER__StringBuilder sb = new StringBuilder(300);SystemParametersInfo(SPI_GETDESKWALLPAPER, 300, sb, 0);return sb.ToString();
#elsechar[] sc = new char[300];string ss = new string(sc);SystemParametersInfo(SPI_GETDESKWALLPAPER, 300, ss, 0);return ss;
#endif}/// <summary>/// 设置Windows背景图片/// </summary>/// <param name="imgFile"></param>public void SetWindowsBackgroundImage(string imgFile){Image image = Image.FromFile(imgFile);FileInfo fileInfo = new FileInfo(imgFile);string backFile = Path.Combine(fileInfo.DirectoryName, fileInfo.Name, @".bmp");image.Save(backFile, System.Drawing.Imaging.ImageFormat.Bmp);
#if __STRING_BUILDER__StringBuilder sb = new StringBuilder();sb.Append(backFile);SystemParametersInfo(20, 0, sb, 0x2);
#elseSystemParametersInfo(20, 0, backFile, 0x2);
#endif}}
}
)
