Hình mẫu :
Souce Code
Mã nguồn PHP:
using System.Drawing;
using System.Windows.Forms;
using System.IO;
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace BitmapViewerHost
{
/// <summary>
/// Summary description for BitmapViewerHost.
/// </summary>
public class BitmapViewerHost : System.Windows.Forms.Form
{
private BitmapViewer bitmapViewer1;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
public BitmapViewerHost()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.bitmapViewer1 = new BitmapViewer();
this.SuspendLayout();
//
// bitmapViewer1
//
this.bitmapViewer1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right);
this.bitmapViewer1.Dimension = 80;
this.bitmapViewer1.Directory = null;
this.bitmapViewer1.DockPadding.All = 1;
this.bitmapViewer1.Location = new System.Drawing.Point(12, 12);
this.bitmapViewer1.Name = "bitmapViewer1";
this.bitmapViewer1.Size = new System.Drawing.Size(300, 244);
this.bitmapViewer1.Spacing = 10;
this.bitmapViewer1.TabIndex = 0;
this.bitmapViewer1.PictureSelected += new BitmapViewer.PictureSelectedDelegate(this.bitmapViewer1_PictureSelected);
//
// BitmapViewerHost
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(320, 266);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.bitmapViewer1});
this.Name = "BitmapViewerHost";
this.Text = "BitmapViewerHost";
this.Load += new System.EventHandler(this.BitmapViewerHost_Load);
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new BitmapViewerHost());
}
private void BitmapViewerHost_Load(object sender, System.EventArgs e)
{
bitmapViewer1.Directory = Application.StartupPath;
bitmapViewer1.Directory = "c:\\windows";
}
private void bitmapViewer1_PictureSelected(object sender, PictureSelectedEventArgs e)
{
MessageBox.Show("You chose " + e.FileName);
}
}
/// <summary>
/// Summary description for BitmapViewer.
/// </summary>
public class BitmapViewer : System.Windows.Forms.UserControl
{
internal System.Windows.Forms.Panel pnlPictures;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
public BitmapViewer()
{
// This call is required by the Windows.Forms Form Designer.
InitializeComponent();
// TODO: Add any initialization after the InitForm call
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if(components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Component Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.pnlPictures = new System.Windows.Forms.Panel();
this.SuspendLayout();
//
// pnlPictures
//
this.pnlPictures.AutoScroll = true;
this.pnlPictures.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
this.pnlPictures.Dock = System.Windows.Forms.DockStyle.Fill;
this.pnlPictures.Location = new System.Drawing.Point(1, 1);
this.pnlPictures.Name = "pnlPictures";
this.pnlPictures.Size = new System.Drawing.Size(530, 218);
this.pnlPictures.TabIndex = 1;
//
// BitmapViewer
//
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.pnlPictures});
this.DockPadding.All = 1;
this.Name = "BitmapViewer";
this.Size = new System.Drawing.Size(532, 220);
this.ResumeLayout(false);
}
#endregion
public delegate void PictureSelectedDelegate(object sender, PictureSelectedEventArgs e);
public event PictureSelectedDelegate PictureSelected;
// The directory that will be scanned for image.
private string directory="";
// Each picture box will be a square of dimension X dimension pixels.
private int dimension;
// The space between the images and the top, left, and right sides.
private int border = 5;
// The space between each image.
private int spacing;
// The images that were found in the selected directory.
private ArrayList images = new ArrayList();
public string Directory
{
get
{
return directory;
}
set
{
directory = value;
GetImages();
UpdateDisplay();
}
}
public int Dimension
{
get
{
return dimension;
}
set
{
dimension = value;
UpdateDisplay();
}
}
public int Spacing
{
get
{
return spacing;
}
set
{
spacing = value;
UpdateDisplay();
}
}
private void GetImages()
{
images.Clear();
if (this.Directory != "" && this.directory != null)
{
DirectoryInfo dir = new DirectoryInfo(directory);
foreach (FileInfo file in dir.GetFiles("*.bmp"))
{
images.Add(new NamedImage(Bitmap.FromFile(file.FullName), file.Name));
}
}
}
private void UpdateDisplay()
{
// Clear the current display.
pnlPictures.Controls.Clear();
// Row and Col will track the current position where pictures are
// being inserted. They begin at the top-right corner.
int row = border, col = border;
// Iterate through the Images collection, and create PictureBox controls.
foreach (NamedImage image in images)
{
PictureBox pic = new PictureBox();
pic.Image = image.Image;
pic.Tag = image.FileName;
pic.Size = new Size(dimension, dimension);
pic.Location = new Point(col, row);
pic.BorderStyle = BorderStyle.FixedSingle;
// StrechImage mode gives us the "thumbnail" ability.
pic.SizeMode = PictureBoxSizeMode.StretchImage;
// Display the picture.
pnlPictures.Controls.Add(pic);
// Move to the next column.
col += dimension + spacing;
// Handle the event.
pic.Click += new EventHandler(this.pic_Click);
// Move to next line if no more pictures will fit.
if ((col + dimension + spacing + border) > this.Width)
{
col = border;
row += dimension + spacing;
}
}
}
public void RefreshImages()
{
GetImages();
UpdateDisplay();
}
protected override void OnSizeChanged(System.EventArgs e)
{
UpdateDisplay();
base.OnSizeChanged(e);
}
private PictureBox picSelected;
private void pic_Click(object sender, System.EventArgs e)
{
// Clear the border style from the last selected picture box.
if (picSelected != null)
{
picSelected.BorderStyle = BorderStyle.FixedSingle;
}
// Get the new selection.
picSelected = (PictureBox)sender;
picSelected.BorderStyle = BorderStyle.Fixed3D;
// Fire the selection event.
PictureSelectedEventArgs args = new
PictureSelectedEventArgs((string)picSelected.Tag, picSelected.Image);
if (PictureSelected != null)
{
PictureSelected(this, args);
}
}
private class NamedImage
{
public Image Image;
public string FileName;
public NamedImage(Image image, string fileName)
{
this.Image = image;
this.FileName = fileName;
}
}
}
public class PictureSelectedEventArgs : EventArgs
{
public string FileName;
public Image Image;
public PictureSelectedEventArgs(String fileName, Image image)
{
this.FileName = fileName;
this.Image = image;
}
}
}
View more random threads:
Vệ sinh cá nhân là một phần quan yếu của sức khỏe nam giới. Dùng dung dịch vệ sinh mỗi ngày mang lại nhiều ích, giúp loại bỏ vi khuẩn và vi sinh vật gây hại, giúp khu vực cơ quan sinh dục luôn sạch...
Gel vệ sinh cu, bạn trai có nên...