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by kksou
Sample Code 228: How to set up a simple slide show? |
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Written by kksou
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Tuesday, 08 May 2007 |
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Problem You would like to set up a simple slide show to display, for example, your favorite digital photos as shown below:
Solution
Sample Code Note: The following image files are required by the sample code below. Please save a copy of the image files and put them in the same directory where you store the sample code.
 | button_rew1.png |
 | button_play1.png |
 | button_ff1.png |
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| <?php
$window = new GtkWindow();
$window->set_size_request(280, 200);
$window->connect_simple('destroy', array('Gtk','main_quit'));
$window->add($vbox = new GtkVBox());
// display title
$title = new GtkLabel("Simple Slide Show");
$title->modify_font(new PangoFontDescription("Times New Roman Italic 10"));
$title->modify_fg(Gtk::STATE_NORMAL, GdkColor::parse("#0000ff"));
$title->set_size_request(-1, 40);
$title->set_justify(Gtk::JUSTIFY_CENTER);
$alignment = new GtkAlignment(0.5, 0, 0, 0);
$alignment->add($title);
$vbox->pack_start($alignment, 0, 0);
$vbox->pack_start(new GtkLabel(), 0, 0);
$image_files = array('button_play1.png',
'button_ff1.png',
'button_rew1.png'); // note 1
$img_counter = 0; // note 2
$img = new GtkImage(); // note 3
$img->set_from_file($image_files[0]); // note 4
$frame = new GtkFrame();
$frame->add($img);
$hbox = new GtkHBox();
$frame->set_size_request(100, 100);
$hbox->pack_start(new GtkLabel());
$hbox->pack_start($frame, 0);
$hbox->pack_start(new GtkLabel());
$vbox->pack_start($hbox, 0);
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- Note that this is only 70% of the sample code. You have to be a registered member to see the entire sample code. Please login or register.
- Registration is free and immediate.
- Have some doubt about the registration? Please read this forum article.
Explanation
- This is the array containing the images. GtkImage can read all standard image files, including .gif, .tif, .jpg, .png, etc.
- This is the image counter.
- Create a GtkImage.
- Set the first image.
- Here we set a timeout of 1000 ms, which is 1 second.
- Get the next image and display it.
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