mirror of
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ccc4fb8512
Print out signals, so we see how often they are emitted.
106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
#include <gtk/gtk.h>
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static GtkWidget *
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create_row (const gchar *text)
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{
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GtkWidget *row, *box, *label;
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row = gtk_list_box_row_new ();
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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label = gtk_label_new (text);
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gtk_container_add (GTK_CONTAINER (row), box);
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gtk_container_add (GTK_CONTAINER (box), label);
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return row;
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}
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static void
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on_row_activated (GtkListBox *self,
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GtkWidget *child)
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{
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const char *id;
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id = g_object_get_data (G_OBJECT (gtk_bin_get_child (GTK_BIN (child))), "id");
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g_message ("Row activated %p: %s", child, id);
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}
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static void
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on_selected_children_changed (GtkListBox *self)
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{
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g_message ("Selection changed");
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}
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static void
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a11y_selection_changed (AtkObject *obj)
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{
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g_message ("Accessible selection changed");
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}
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static void
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selection_mode_changed (GtkComboBox *combo, gpointer data)
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{
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GtkListBox *list = data;
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gtk_list_box_set_selection_mode (list, gtk_combo_box_get_active (combo));
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}
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int
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main (int argc, char *argv[])
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{
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GtkWidget *window, *list, *sw, *row;
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GtkWidget *hbox, *vbox, *combo, *button;
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gint i;
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gchar *text;
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gtk_init (NULL, NULL);
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_default_size (GTK_WINDOW (window), -1, 300);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
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gtk_container_add (GTK_CONTAINER (window), hbox);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
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g_object_set (vbox, "margin", 12, NULL);
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gtk_container_add (GTK_CONTAINER (hbox), vbox);
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list = gtk_list_box_new ();
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gtk_list_box_set_selection_mode (GTK_LIST_BOX (list), GTK_SELECTION_NONE);
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g_signal_connect (list, "row-activated", G_CALLBACK (on_row_activated), NULL);
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g_signal_connect (list, "selected-rows-changed", G_CALLBACK (on_selected_children_changed), NULL);
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g_signal_connect (gtk_widget_get_accessible (list), "selection-changed", G_CALLBACK (a11y_selection_changed), NULL);
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sw = gtk_scrolled_window_new (NULL, NULL);
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gtk_widget_set_hexpand (sw, TRUE);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
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gtk_container_add (GTK_CONTAINER (hbox), sw);
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gtk_container_add (GTK_CONTAINER (sw), list);
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button = gtk_check_button_new_with_label ("Activate on single click");
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g_object_bind_property (list, "activate-on-single-click",
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button, "active",
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G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
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gtk_container_add (GTK_CONTAINER (vbox), button);
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combo = gtk_combo_box_text_new ();
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "None");
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Single");
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Browse");
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Multiple");
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g_signal_connect (combo, "changed", G_CALLBACK (selection_mode_changed), list);
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gtk_container_add (GTK_CONTAINER (vbox), combo);
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gtk_combo_box_set_active (GTK_COMBO_BOX (combo), gtk_list_box_get_selection_mode (GTK_LIST_BOX (list)));
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for (i = 0; i < 20; i++)
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{
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text = g_strdup_printf ("Row %d", i);
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row = create_row (text);
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gtk_list_box_insert (GTK_LIST_BOX (list), row, -1);
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}
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gtk_widget_show_all (window);
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gtk_main ();
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return 0;
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}
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