00022.php

<?php

/**
 * PHP-GTK Cookbook
 * 
 * https://andor.com.br/php-gtk/cook/how-to-highlight-lines-of-gtktreeview
 */
Gtk::init();

$window = new \GtkWindow();
$window->set_size_request(500, 500);
$window->set_title("PHP-GTK");

// create a box
$vbox = new \GtkBox(GtkOrientation::VERTICAL);
$vbox->set_border_width(10);

// create the treeview, added it inside a scrolled window, and pack scrolled windows to box
$treeview = new GtkTreeView();
$scroll = new GtkScrolledWindow();
$scroll->add($treeview);
$vbox->pack_start($scroll, TRUE, TRUE, 0);
 
	// columns
	$renderer = new GtkCellRendererText();
	$column1 = new GtkTreeViewColumn("Name", $renderer, "text", 0);
	$column1->set_cell_data_func($renderer, "cell_data"); // "cell_data" is the function name
	$treeview->append_column($column1);
 
	$renderer = new GtkCellRendererText();
	$column2 = new GtkTreeViewColumn("Phone", $renderer, "text", 1);
	$column2->set_cell_data_func($renderer, "cell_data"); // "cell_data" is the function name
	$treeview->append_column($column2);
 
	$renderer = new GtkCellRendererText();
	$column3 = new GtkTreeViewColumn("Genre", $renderer, "text", 2);
	$column3->set_cell_data_func($renderer, "cell_data"); // "cell_data" is the function name
	$treeview->append_column($column3);

// function to format rows
function cell_data($column, $renderer, $model, $iter)
{
	$renderer->set_property('foreground', "#000000"); // set font color
	
	$path = (int)$model->get_path($iter);

	if($path % 2 == 0) {
		$renderer->set_property('cell-background', "#cd9c41"); // set even background color
	}
	else {
		$renderer->set_property('cell-background', "#c54e48");  // set odd background color
	}
}
 
// create model
$model = new GtkListStore(GObject::TYPE_STRING, GObject::TYPE_STRING, GObject::TYPE_STRING);
$treeview->set_model($model);
 
	// add values
	$model->append(["Bruno", "+55 43 9 9282-2039", "M"]);
	$model->append(["Natália", "+55 17 8273-0293", "F"]);
	$model->append(["Maria", "+49 4190-8140", "F"]);
	$model->append(["Sven", "+49 0291-2450", "M"]);

// add to window
$window->add($vbox);

// connect to signal that close program
$window->connect("destroy", function() {
	Gtk::main_quit();
});

// show all and start
$window->show_all();
Gtk::main();