How to realize Icon extraction and Icon conversion by asp.net
This article mainly introduces asp.net how to achieve icon extraction and icon conversion, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let Xiaobian take you to understand.
The copy code is as follows:
Using System
Using System.Collections.Generic
Using System.Drawing
Using System.Windows.Forms
Using System.IO
Using System.Resources
Using System.Reflection
Using System.Runtime.InteropServices
Namespace newExtIcon
{
Public partial class MainForm: Form
{
Public Assembly asm = Assembly.GetExecutingAssembly ()
Public MainForm ()
{
InitializeComponent ()
}
Void MainForm_Load (object sender, EventArgs e)
{
Lbl_display.Text = "No Work!"
}
Void btnExtractClick (object sender, EventArgs e)
{
Random rd = new Random ()
OpenFileDialog1.Filter= "applications | * .dll;*.exe | all programs | *. *"
If (openFileDialog1.ShowDialog () = = DialogResult.OK)
{
Icon icon = Icon.ExtractAssociatedIcon (openFileDialog1.FileName)
FileStream fileStream = new FileStream ("d:\" + rd.Next (1mai 100000) + ".ico", FileMode.Create)
Icon.Save (fileStream)
FileStream.Close ()
Lbl_display.Text= "Work Done!"
}
Else
{
Return
}
}
Void BtnChangeClick (object sender, EventArgs e)
{
Size sz = new Size (329.32)
Random rd = new Random ()
OpenFileDialog1.Filter= "Picture | * .jpg;*.png;*.bmp | all programs | *. *"
/ / openFileDialog1.Filter= "Picture | * .jpg;*.png;*.bmp | Application | * .dll;*.exe"
If (openFileDialog1.ShowDialog () = = DialogResult.OK)
{
Using (Bitmap bm = new Bitmap (openFileDialog1.FileName))
{
Using (Bitmap IconBM = new Bitmap (bm,sz))
{
Using (Icon icon_t = Icon.FromHandle (IconBM.GetHicon ()
{
FileStream fileStream = new FileStream ("d:\" + rd.Next (1mai 100000) + ".ico", FileMode.Create)
Icon_t.Save (fileStream)
FileStream.Close ()
Lbl_display.Text= "Work Done!"
}
}
}
}
Else
{
Return
}
}
Void Pic_Click (object sender, System.EventArgs e)
{
Int int_index = Convert.ToInt32 (PictureBox) sender) .tag)
Switch (int_index)
{
Case 1:
This.Close ()
Application.Exit ()
Break
Case 2:
WindowState = FormWindowState.Minimized
Break
Default:
Break
}
}
Void Pic_Hover (object sender,EventArgs e)
{
String name_1 = "btn_close_hightligth.png"
String name_2 = "btn_mini_highlight.png"
Bitmap bm_1 = new Bitmap (asm.GetManifestResourceStream (name_1))
Bitmap bm_2 = new Bitmap (asm.GetManifestResourceStream (name_2))
Int int_index = Convert.ToInt32 (PictureBox) sender) .tag)
Switch (int_index)
{
Case 1:
PictureBox1.BackgroundImage=bm_1
Break
Case 2:
PictureBox2 .BackgroundImage = bm_2
Break
Default:
Break
}
}
Void Pic_Leave (object sender,EventArgs e)
{
String name_1 = "btn_close_down.png"
String name_2 = "btn_mini_down.png"
Bitmap bm_1 = new Bitmap (asm.GetManifestResourceStream (name_1))
Bitmap bm_2 = new Bitmap (asm.GetManifestResourceStream (name_2))
/ / GetMainfestResourceStream gets the stream
Int int_index = Convert.ToInt32 (PictureBox) sender) .tag)
Switch (int_index)
{
Case 1:
PictureBox1.BackgroundImage=bm_1
Break
Case 2:
PictureBox2 .BackgroundImage = bm_2
Break
Default:
Break
}
}
Private const int WM_NCLBUTTONDOWN = 0xA1
Private const int HTCAPTION = 2
[DllImport ("user32.dll")]
Private static extern int SendMessage (int hwnd, int wMsg, int wParam, int lParam)
[DllImport ("user32.dll")]
Private static extern int ReleaseCapture ()
Private void form_MouseDown (object sender, System.Windows.Forms.MouseEventArgs e)
{
/ / release mouse capture for the current application
ReleaseCapture ()
/ / send a message to make the system think that you are pressing the mouse on the title block
SendMessage ((int) this.Handle,WM_NCLBUTTONDOWN,HTCAPTION,0)
}
}
}
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