//Display module
int display_menu(void)
{
int choice;
make_heading("STRING OPERATIONS");
printf("\tEnter which operation you want to perform:\n1.Compare 2.Copy 3.Reverse 4.Palindrome Check 5.Substring Check\n");
scanf("%d",&choice);
if((choice < 1) || (choice > 5))
printf("ERROR: You've entered an invalid option\n");
else
return(choice);
}
static void
bt_main_page_info_init_ui (const BtMainPageInfo * self,
const BtMainPages * pages)
{
GtkWidget *label, *frame, *box;
GtkWidget *table;
GtkWidget *scrolledwindow;
GtkAdjustment *spin_adjustment;
GParamSpecULong *pspec, *pspec2;
GObjectClass *song_info_class;
gulong def, min, max;
GST_DEBUG ("!!!! self=%p", self);
gtk_widget_set_name (GTK_WIDGET (self), "song information");
song_info_class = g_type_class_ref (BT_TYPE_SONG_INFO);
// first row of vbox
frame = gtk_frame_new (NULL);
label = make_heading (_("song meta data"));
gtk_frame_set_label_widget (GTK_FRAME (frame), label);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_NONE);
gtk_container_set_border_width (GTK_CONTAINER (frame), BOX_BORDER);
gtk_widget_set_name (frame, "song meta data");
gtk_box_pack_start (GTK_BOX (self), frame, FALSE, TRUE, 0);
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, BOX_BORDER);
gtk_container_add (GTK_CONTAINER (frame), box);
/* left side padding */
gtk_box_pack_start (GTK_BOX (box), gtk_label_new (" "), FALSE, TRUE, 0);
// first column
table = gtk_grid_new ();
gtk_box_pack_start (GTK_BOX (box), table, TRUE, TRUE, 0);
label = gtk_label_new (_("name"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 0, 1, 1);
self->priv->name = GTK_ENTRY (gtk_entry_new ());
g_object_set (self->priv->name, "hexpand", TRUE, "margin-left", LABEL_PADDING,
NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->name), 1, 0, 1, 1);
g_signal_connect (self->priv->name, "changed", G_CALLBACK (on_name_changed),
(gpointer) self);
label = gtk_label_new (_("genre"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 1, 1, 1);
self->priv->genre = GTK_ENTRY (gtk_entry_new ());
g_object_set (self->priv->genre, "hexpand", TRUE, "margin-left",
LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->genre), 1, 1, 1,
1);
g_signal_connect (self->priv->genre, "changed", G_CALLBACK (on_genre_changed),
(gpointer) self);
label = gtk_label_new (_("author"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 2, 1, 1);
self->priv->author = GTK_ENTRY (gtk_entry_new ());
g_object_set (self->priv->author, "hexpand", TRUE, "margin-left",
LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->author), 1, 2, 1,
1);
g_signal_connect (self->priv->author, "changed",
G_CALLBACK (on_author_changed), (gpointer) self);
label = gtk_label_new (_("created"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 3, 1, 1);
self->priv->date_created = GTK_ENTRY (gtk_entry_new ());
gtk_editable_set_editable (GTK_EDITABLE (self->priv->date_created), FALSE);
gtk_widget_set_can_focus (GTK_WIDGET (self->priv->date_created), FALSE);
g_object_set (self->priv->date_created, "hexpand", TRUE, "margin-left",
LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->date_created), 1,
3, 1, 1);
// second column
table = gtk_grid_new ();
gtk_box_pack_start (GTK_BOX (box), table, TRUE, TRUE, 0);
label = gtk_label_new (_("beats per minute"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 0, 1, 1);
pspec =
(GParamSpecULong *) g_object_class_find_property (song_info_class, "bpm");
spin_adjustment = gtk_adjustment_new (pspec->default_value, pspec->minimum,
pspec->maximum, 1.0, 5.0, 0.0);
self->priv->bpm =
GTK_SPIN_BUTTON (gtk_spin_button_new (spin_adjustment, 1.0, 0));
g_object_set (self->priv->bpm, "margin-left", LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->bpm), 1, 0, 1, 1);
g_signal_connect (self->priv->bpm, "value-changed",
G_CALLBACK (on_bpm_changed), (gpointer) self);
label = gtk_label_new (_("beats"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 1, 1, 1);
pspec =
(GParamSpecULong *) g_object_class_find_property (song_info_class, "tpb");
pspec2 =
(GParamSpecULong *) g_object_class_find_property (song_info_class,
"bars");
def = pspec2->default_value / pspec->default_value;
min = pspec2->minimum / pspec->maximum;
max = pspec2->maximum / pspec->minimum;
if (min < 1)
min = 1;
spin_adjustment = gtk_adjustment_new (def, min, max, 1.0, 4.0, 0.0);
self->priv->beats =
GTK_SPIN_BUTTON (gtk_spin_button_new (spin_adjustment, 1.0, 0));
g_object_set (self->priv->beats, "margin-left", LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->beats), 1, 1, 1,
1);
g_signal_connect (self->priv->beats, "value-changed",
G_CALLBACK (on_beats_changed), (gpointer) self);
label = gtk_label_new (_("ticks per beat"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 2, 1, 1);
spin_adjustment = gtk_adjustment_new (pspec->default_value, pspec->minimum,
pspec->maximum, 1.0, 4.0, 0.0);
self->priv->tpb =
GTK_SPIN_BUTTON (gtk_spin_button_new (spin_adjustment, 1.0, 0));
g_object_set (self->priv->tpb, "margin-left", LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->tpb), 1, 2, 1, 1);
g_signal_connect (self->priv->tpb, "value-changed",
G_CALLBACK (on_tpb_changed), (gpointer) self);
label = gtk_label_new (_("last saved"));
g_object_set (label, "xalign", 1.0, NULL);
gtk_grid_attach (GTK_GRID (table), label, 0, 3, 1, 1);
self->priv->date_changed = GTK_ENTRY (gtk_entry_new ());
gtk_editable_set_editable (GTK_EDITABLE (self->priv->date_changed), FALSE);
gtk_widget_set_can_focus (GTK_WIDGET (self->priv->date_changed), FALSE);
g_object_set (self->priv->date_changed, "hexpand", TRUE, "margin-left",
LABEL_PADDING, NULL);
gtk_grid_attach (GTK_GRID (table), GTK_WIDGET (self->priv->date_changed), 1,
3, 1, 1);
// @idea show tick and subtick interval as time (s:ms)
// second row of hbox
frame = gtk_frame_new (NULL);
label = make_heading (_("free text info"));
gtk_frame_set_label_widget (GTK_FRAME (frame), label);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_NONE);
gtk_container_set_border_width (GTK_CONTAINER (frame), BOX_BORDER);
gtk_box_pack_start (GTK_BOX (self), frame, TRUE, TRUE, 0);
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, BOX_BORDER);
gtk_container_add (GTK_CONTAINER (frame), box);
/* left side padding */
gtk_box_pack_start (GTK_BOX (box), gtk_label_new (" "), FALSE, TRUE, 0);
scrolledwindow = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolledwindow),
GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (box), scrolledwindow, TRUE, TRUE, 0);
self->priv->info = GTK_TEXT_VIEW (gtk_text_view_new ());
gtk_widget_set_name (GTK_WIDGET (self->priv->info), "free text info");
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (self->priv->info), GTK_WRAP_WORD);
gtk_container_add (GTK_CONTAINER (scrolledwindow),
GTK_WIDGET (self->priv->info));
g_signal_connect (gtk_text_view_get_buffer (self->priv->info), "changed",
G_CALLBACK (on_info_changed), (gpointer) self);
// register event handlers
g_signal_connect_object (self->priv->app, "notify::song",
G_CALLBACK (on_song_changed), (gpointer) self, 0);
// listen to page changes
g_signal_connect ((gpointer) pages, "notify::page",
G_CALLBACK (on_page_switched), (gpointer) self);
g_signal_connect ((gpointer) self, "map",
G_CALLBACK (on_page_mapped), (gpointer) self);
GST_DEBUG (" done");
}
