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| <?php
$window = new GtkWindow();
$window->set_size_request(400, 240);
$window->connect_simple('destroy', array('Gtk','main_quit'));
$window->add($vbox = new GtkVBox());
// display title
$title = new GtkLabel("Drag and Drop between a table and a list - Part 2
drag-and-drop in both directions");
$title->modify_font(new PangoFontDescription("Times New Roman Italic 10"));
$title->modify_fg(Gtk::STATE_NORMAL, GdkColor::parse("#0000ff"));
$title->set_size_request(-1, 48);
$vbox->pack_start($title, false);
// setup table
$table = new GtkTable();
$data = array(
array('', 'header1', 'header2', 'header3'),
array('row0', 1, 2, 3),
array('row1', 4, 5, 6),
array('row2', 7, 8, 9),
array('row3', 10, 11, 12),
array('row4', 13, 14, 15));
display_table ($table, $data);
$hbox = new GtkHBox();
$vbox->pack_start($hbox);
$hbox->pack_start($table, 0, 0);
$hbox->pack_start(new GtkLabel(' '), 0 ,0);
// setup treeview
$data2 = array();
$view2 = display_treeview($hbox, $data2);
$view2->drag_dest_set(Gtk::DEST_DEFAULT_ALL,
array( array( 'text/plain', 0, 0)),
Gdk::ACTION_COPY|Gdk::ACTION_MOVE);
$view2->connect('drag-data-received', 'on_drop', $table);
// set up drag and drop in the other direction
$table->drag_dest_set(Gtk::DEST_DEFAULT_ALL,
array( array( 'text/plain', 0, 0)),
Gdk::ACTION_COPY|Gdk::ACTION_MOVE); // note 1
$table->connect('drag-data-received', 'on_drop_right_to_left', $view2); // note 1
$view2->drag_source_set(Gdk::BUTTON1_MASK,
array( array( 'text/plain', 0, 0)),
Gdk::ACTION_COPY|Gdk::ACTION_MOVE); // note 2
$view2->connect('drag-data-get', 'on_drag_right_to_left'); // note 2
$window->show_all();
Gtk::main();
function display_table($table, $a) {
for ($row=0; $row<count($a); ++$row) {
for ($col=0; $col<count($a[$row]); ++$col) {
$frame = new GtkFrame();
$eventbox = new GtkEventBox();
$frame->add($eventbox);
$label = new GtkLabel($a[$row][$col]);
$eventbox->add($label);
if ($row==0) {
$eventbox->modify_bg(Gtk::STATE_NORMAL,
GdkColor::parse("#FFCC66"));
} elseif ($row%2==0) {
$eventbox->modify_bg(Gtk::STATE_NORMAL,
GdkColor::parse("#CCFF99"));
}
$table->attach($frame, $col, $col+1, $row, $row+1,
Gtk::FILL, Gtk::SHRINK, 0, 0);
$eventbox->drag_source_set(Gdk::BUTTON1_MASK,
array( array( 'text/plain', 0, 0)),
Gdk::ACTION_COPY|Gdk::ACTION_MOVE);
$eventbox->connect('drag-data-get', 'on_drag',
$row, $col, $a[$row][$col]);
}
}
}
function display_treeview($container, $data) {
// Set up a scroll window
$scrolled_win = new GtkScrolledWindow();
$scrolled_win->set_policy( Gtk::POLICY_AUTOMATIC,
Gtk::POLICY_AUTOMATIC);
$container->pack_start($scrolled_win);
// Creates the list store
if (defined("GObject::TYPE_STRING")) {
$model = new GtkListStore(GObject::TYPE_LONG, GObject::TYPE_LONG,
GObject::TYPE_STRING);
} else {
$model = new GtkListStore(Gtk::TYPE_LONG, Gtk::TYPE_LONG,
Gtk::TYPE_STRING);
}
$field_header = array('Row', 'Col', 'Value');
$field_justification = array(0.5, 0.5, 0.0);
// Creates the view to display the list store
$view = new GtkTreeView($model);
$scrolled_win->add($view);
// Creates the columns
for ($col=0; $col<count($field_header); ++$col) {
$cell_renderer = new GtkCellRendererText();
$cell_renderer->set_property("xalign", $field_justification[$col]);
$column = new GtkTreeViewColumn($field_header[$col],
$cell_renderer, 'text', $col);
$column->set_alignment($field_justification[$col]);
$column->set_sort_column_id($col);
// set the header font and color
$label = new GtkLabel($field_header[$col]);
$label->modify_font(new PangoFontDescription("Arial Bold"));
$label->modify_fg(Gtk::STATE_NORMAL, GdkColor::parse("#0000FF"));
$column->set_widget($label);
$label->show();
// setup self-defined function to display alternate row color
$column->set_cell_data_func($cell_renderer, "format_col", $col);
$view->append_column($column);
}
// pupulates the data
for ($row=0; $row<count($data); ++$row) {
$values = array();
for ($col=0; $col<count($data[$row]); ++$col) {
$values[] = $data[$row][$col];
}
$model->append($values);
}
return $view;
}
// display alternate row color
function format_col($column, $cell, $model, $iter, $col_num) {
$path = $model->get_path($iter); // get the current path
$row_num = $path[0]; // get the row number
if ($col_num==3) {
$amt = $model->get_value($iter, 3);
$cell->set_property('text', '$'.number_format($amt,2));
}
$row_color = ($row_num%2==1) ? '#dddddd' : '#ffffff';
$cell->set_property('cell-background', $row_color);
}
|
