简单研究了几个PHP-GTK的例子、翻了翻说明，随手写这么个小玩意玩玩。点LOAD打开对话框选择文件，则被选择文件的内容就会显示在文本框中。懒得去调整位置和大小，所以界面丑陋无比，大家将就。先SHOW两张图，后面是程序。
1 <?php
2
3 require_once('File.php');
4
5 if (!class_exists('gtk')) {
6 if (strtoupper(substr(PHP_OS, 0,3) == 'WIN'))
7 dl('php_gtk.dll');
8 else
9 dl('php_gtk.so');
10 }
11
12 function delete_event()
13 {
14 return false;
15 }
16
17 function shutdown()
18 {
19 print("Shutting down");
20 gtk::main_quit();
21 }
22
23 function ButtonLoad_clicked()
24 {
25 SelectFile();
26 }
27
28 function ButtonClose_clicked()
29 {
30 global $window;
31 $window->close();
32 }
33
34 function fs_OK($button, $fs)
35 {
36 global $TextBox;
37 $TextBox->insert_text(File::readAll($fs->get_filename()), 0);
38 return true;
39 }
40
41 function fs_Cancel()
42 {
43 return false;
44 }
45
46 function SelectFile()
47 {
48 $fs = &new GtkFileSelection('Please select the file');
49 $ok_button = $fs->ok_button;
50 $ok_button->connect('clicked', 'fs_OK', $fs);
51 $ok_button->connect_object('clicked', array($fs, 'destroy'));
52 $cancel_button = $fs->cancel_button;
53 $cancel_button->connect('clicked', 'fs_Cancel');
54 $cancel_button->connect_object('clicked', array($fs, 'destroy'));
55 $fs->show();
56 }
57 $window = &new GtkWindow();
58 $window->connect('destroy', 'shutdown');
59 $window->connect('delete-event', 'delete_event');
60 $window->set_border_width(0);
61
62 $TextBox = &new GtkText();
63 $TextBox->set_editable(true);
64
65 $ButtonLoad = &new GtkButton('Load');
66 $ButtonLoad->connect('clicked', 'ButtonLoad_clicked');
67
68 $ButtonClose = &new GtkButton('Close');
69 $ButtonClose->connect('clicked', 'ButtonClose_clicked');
70
71 $VBox = &new GtkVBox(false, 10);
72 $VBox->pack_start($ButtonLoad);
73 $VBox->pack_start($ButtonClose);
74
75 $HBox = &new GtkHBox(false, 10);
76 $HBox->pack_start($TextBox);
77 $HBox->pack_start($VBox);
78
79 $window->add($HBox);
80
81 $window->show_all();
82
83 gtk::main();
84
85 ?>