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gtk-sharp module split

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svn path=/trunk/gtk-sharp/; revision=63109
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Mike Kestner 2006-07-28 19:15:29 +00:00
parent 1fb32b64d6
commit 892b7aeac7
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sample/TestVfs.cs
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//
// TestVfs.cs: Test for Gnome.Vfs bindings.
//
// Author:
// Tamara Roberson (foxxygirltamara@gmail.com)
//
// (C) 2004 Tamara Roberson
//
using System;
using System.Text;
using System.IO;
class FileDialog : Gtk.FileChooserDialog {
public FileDialog (string title, Gtk.FileChooserAction action)
: base (title, null, action, "gnome-vfs")
{
this.LocalOnly = false;
this.AddButton (Gtk.Stock.Cancel, Gtk.ResponseType.Cancel);
this.AddButton (Gtk.Stock.Open, Gtk.ResponseType.Ok);
this.DefaultResponse = Gtk.ResponseType.Ok;
}
public Gnome.Vfs.Uri GetUri ()
{
int resp = this.Run ();
this.Hide ();
if (resp != (int) Gtk.ResponseType.Ok)
throw new Exception ("No File Selected.");
return new Gnome.Vfs.Uri (this.Uri);
}
public static Gnome.Vfs.Uri OpenFile (string title)
{
FileDialog fd = new FileDialog (title, Gtk.FileChooserAction.Open);
return fd.GetUri ();
}
public static Gnome.Vfs.Uri SaveFile(string title)
{
FileDialog fd = new FileDialog (title, Gtk.FileChooserAction.Save);
return fd.GetUri ();
}
}
public class TestVfs
{
public TestVfs ()
{
ShowFileInfo ();
WriteFile ();
ReadFile ();
OpenAsync ();
CreateAsync ();
}
private void ShowFileInfo()
{
// Ask for a file
Gnome.Vfs.Uri uri = FileDialog.OpenFile ("Show File Info");
Console.WriteLine ("Selected uri\t= {0}", uri.ToString ());
// MimeType
string mimeType = Gnome.Vfs.MimeType.GetMimeTypeForUri (uri.ToString ());
Console.WriteLine ("Mimetype\t= {0}", mimeType);
// IsLocal
Gnome.Vfs.FileInfoOptions options = Gnome.Vfs.FileInfoOptions.Default;
Gnome.Vfs.FileInfo info = new Gnome.Vfs.FileInfo (uri.ToString (), options);
Console.WriteLine ("IsLocal\t\t= {0}", info.IsLocal);
}
private void WriteFile ()
{
// Ask for a file
Gnome.Vfs.Uri uri = FileDialog.SaveFile ("Write to File");
// Create Stream
Gnome.Vfs.VfsStream vs = new Gnome.Vfs.VfsStream (uri.ToString (), FileMode.CreateNew);
// Write to the file
UTF8Encoding utf8 = new UTF8Encoding ();
byte [] buf = utf8.GetBytes ("Testing 1 2 3, asdjfaskjdhfkajshdf");
vs.Write (buf, 0, buf.Length);
// Close the file
vs.Close();
}
private void ReadFile()
{
// Ask for a file
Gnome.Vfs.Uri uri = FileDialog.OpenFile ("Read File");
// Create Stream
Gnome.Vfs.VfsStream vs = new Gnome.Vfs.VfsStream (uri.ToString (), FileMode.Open);
// Read File byte by byte
while (true) {
int c = vs.ReadByte ();
if (c < 0) {
Console.WriteLine ("EOF");
break;
}
Console.Write ((char) c);
}
// Close File
vs.Close ();
}
private void OpenAsync ()
{
// Ask for a file
Gnome.Vfs.Uri uri = FileDialog.OpenFile ("Open File Asynchronously");
// Open the file Asynchronously
Gnome.Vfs.AsyncCallback openCallback = new Gnome.Vfs.AsyncCallback (OnUriOpen);
Gnome.Vfs.Async.Open (uri.ToString (), Gnome.Vfs.OpenMode.Read, 0, openCallback);
}
private void CreateAsync ()
{
// Ask for a file
Gnome.Vfs.Uri uri = FileDialog.SaveFile ("Create File Asynchronously");
// Create a file Asynchronously
Gnome.Vfs.FilePermissions perms =
Gnome.Vfs.FilePermissions.UserRead |
Gnome.Vfs.FilePermissions.UserWrite |
Gnome.Vfs.FilePermissions.GroupRead |
Gnome.Vfs.FilePermissions.OtherRead;
Gnome.Vfs.AsyncCallback createCallback = new Gnome.Vfs.AsyncCallback (OnUriCreate);
Gnome.Vfs.Async.Create (uri, Gnome.Vfs.OpenMode.Write, false, perms, 0, createCallback);
}
static void OnUriOpen (Gnome.Vfs.Handle handle, Gnome.Vfs.Result result)
{
Console.WriteLine ("Async.Open result\t= {0} ({1})", Gnome.Vfs.Vfs.ResultToString (result), result);
Gnome.Vfs.AsyncReadCallback readCallback = new Gnome.Vfs.AsyncReadCallback (OnUriRead);
byte [] buffer = new byte [128];
Gnome.Vfs.Async.Read (handle, out buffer [0], 128, readCallback);
}
public static void OnUriRead (Gnome.Vfs.Handle handle, Gnome.Vfs.Result result,
byte [] buffer, ulong bytesRequested, ulong bytesRead)
{
Console.WriteLine ("Async.Read result\t= {0} ({1})", Gnome.Vfs.Vfs.ResultToString(result), result);
if (result != Gnome.Vfs.Result.Ok)
return;
Console.WriteLine ("bytesRequested\t\t= {0}", bytesRequested);
Console.WriteLine ("bytesRead\t\t= {0}", bytesRead);
Console.Write("bytes\t\t\t= ");
for (int i = 0; i < (int) bytesRead; i++)
Console.Write ((char) buffer [i]);
Console.WriteLine ();
Gnome.Vfs.AsyncReadCallback readCallback = new Gnome.Vfs.AsyncReadCallback (OnUriRead);
byte [] buf = new byte [128];
Gnome.Vfs.Async.Read (handle, out buf [0], 128, readCallback);
}
public void OnUriCreate (Gnome.Vfs.Handle handle, Gnome.Vfs.Result result)
{
Console.WriteLine ("Async.Create result\t= {0} ({1})", Gnome.Vfs.Vfs.ResultToString (result), result);
if (result != Gnome.Vfs.Result.Ok)
return;
UTF8Encoding utf8 = new UTF8Encoding ();
byte [] buffer = utf8.GetBytes ("Testing 1 2 3 asdlfjalsjdfksjdf \nGustavo Giráldez\n");
Gnome.Vfs.AsyncWriteCallback writeCallback = new Gnome.Vfs.AsyncWriteCallback (OnUriWrite);
Gnome.Vfs.Async.Write (handle, out buffer [0], (uint) buffer.Length, writeCallback);
}
public static void OnUriWrite (Gnome.Vfs.Handle handle, Gnome.Vfs.Result result,
byte [] buffer, ulong bytesRequested, ulong bytesWritten)
{
Console.WriteLine ("Async.Write result\t= {0} ({1})", Gnome.Vfs.Vfs.ResultToString (result), result);
}
static void Main (string [] args)
{
// Initialize Gtk
Gtk.Application.Init ();
new TestVfs ();
// Run!
Gtk.Application.Run ();
}
}