gtk2/demos/gtk-demo/infobar.c
2022-11-28 14:34:55 -05:00

149 lines
5.8 KiB
C

/* Info Bars
* #Keywords: GtkInfoBar
*
* Info bar widgets are used to report important messages to the user.
*/
#include <glib/gi18n.h>
#include <gtk/gtk.h>
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
static void
on_bar_response (GtkInfoBar *info_bar,
int response_id,
gpointer user_data)
{
GtkAlertDialog *dialog;
char *detail;
if (response_id == GTK_RESPONSE_CLOSE)
{
gtk_info_bar_set_revealed (info_bar, FALSE);
return;
}
dialog = gtk_alert_dialog_new ("You clicked a button on an info bar");
detail = g_strdup_printf ("Your response has been %d", response_id);
gtk_alert_dialog_set_detail (dialog, detail);
g_free (detail);
gtk_alert_dialog_show (dialog, GTK_WINDOW (gtk_widget_get_root (GTK_WIDGET (info_bar))));
g_object_unref (dialog);
}
GtkWidget *
do_infobar (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
GtkWidget *frame;
GtkWidget *bar;
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *actions;
GtkWidget *button;
if (!window)
{
actions = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_add_css_class (actions, "linked");
window = gtk_window_new ();
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
gtk_window_set_title (GTK_WINDOW (window), "Info Bars");
gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_widget_set_margin_start (vbox, 8);
gtk_widget_set_margin_end (vbox, 8);
gtk_widget_set_margin_top (vbox, 8);
gtk_widget_set_margin_bottom (vbox, 8);
gtk_window_set_child (GTK_WINDOW (window), vbox);
bar = gtk_info_bar_new ();
gtk_box_append (GTK_BOX (vbox), bar);
gtk_info_bar_set_message_type (GTK_INFO_BAR (bar), GTK_MESSAGE_INFO);
label = gtk_label_new ("This is an info bar with message type GTK_MESSAGE_INFO");
gtk_label_set_wrap (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0);
gtk_info_bar_add_child (GTK_INFO_BAR (bar), label);
button = gtk_toggle_button_new_with_label ("Message");
g_object_bind_property (bar, "revealed", button, "active", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_box_append (GTK_BOX (actions), button);
bar = gtk_info_bar_new ();
gtk_box_append (GTK_BOX (vbox), bar);
gtk_info_bar_set_message_type (GTK_INFO_BAR (bar), GTK_MESSAGE_WARNING);
label = gtk_label_new ("This is an info bar with message type GTK_MESSAGE_WARNING");
gtk_label_set_wrap (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0);
gtk_info_bar_add_child (GTK_INFO_BAR (bar), label);
button = gtk_toggle_button_new_with_label ("Warning");
g_object_bind_property (bar, "revealed", button, "active", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_box_append (GTK_BOX (actions), button);
bar = gtk_info_bar_new_with_buttons (_("_OK"), GTK_RESPONSE_OK, NULL);
gtk_info_bar_set_show_close_button (GTK_INFO_BAR (bar), TRUE);
g_signal_connect (bar, "response", G_CALLBACK (on_bar_response), window);
gtk_box_append (GTK_BOX (vbox), bar);
gtk_info_bar_set_message_type (GTK_INFO_BAR (bar), GTK_MESSAGE_QUESTION);
label = gtk_label_new ("This is an info bar with message type GTK_MESSAGE_QUESTION");
gtk_label_set_wrap (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0);
gtk_info_bar_add_child (GTK_INFO_BAR (bar), label);
gtk_info_bar_set_default_response (GTK_INFO_BAR (bar), GTK_RESPONSE_OK);
button = gtk_toggle_button_new_with_label ("Question");
g_object_bind_property (bar, "revealed", button, "active", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_box_append (GTK_BOX (actions), button);
bar = gtk_info_bar_new ();
gtk_box_append (GTK_BOX (vbox), bar);
gtk_info_bar_set_message_type (GTK_INFO_BAR (bar), GTK_MESSAGE_ERROR);
label = gtk_label_new ("This is an info bar with message type GTK_MESSAGE_ERROR");
gtk_label_set_wrap (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0);
gtk_info_bar_add_child (GTK_INFO_BAR (bar), label);
button = gtk_toggle_button_new_with_label ("Error");
g_object_bind_property (bar, "revealed", button, "active", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_box_append (GTK_BOX (actions), button);
bar = gtk_info_bar_new ();
gtk_box_append (GTK_BOX (vbox), bar);
gtk_info_bar_set_message_type (GTK_INFO_BAR (bar), GTK_MESSAGE_OTHER);
label = gtk_label_new ("This is an info bar with message type GTK_MESSAGE_OTHER");
gtk_label_set_wrap (GTK_LABEL (label), TRUE);
gtk_label_set_xalign (GTK_LABEL (label), 0);
gtk_info_bar_add_child (GTK_INFO_BAR (bar), label);
button = gtk_toggle_button_new_with_label ("Other");
g_object_bind_property (bar, "revealed", button, "active", G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
gtk_box_append (GTK_BOX (actions), button);
frame = gtk_frame_new ("An example of different info bars");
gtk_widget_set_margin_top (frame, 8);
gtk_widget_set_margin_bottom (frame, 8);
gtk_box_append (GTK_BOX (vbox), frame);
gtk_widget_set_halign (actions, GTK_ALIGN_CENTER);
gtk_widget_set_margin_start (actions, 8);
gtk_widget_set_margin_end (actions, 8);
gtk_widget_set_margin_top (actions, 8);
gtk_widget_set_margin_bottom (actions, 8);
gtk_frame_set_child (GTK_FRAME (frame), actions);
}
if (!gtk_widget_get_visible (window))
gtk_widget_set_visible (window, TRUE);
else
gtk_window_destroy (GTK_WINDOW (window));
return window;
}