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Add a simple validation demo. Make it possible to add arbitrary children

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2007-04-26  Matthias Clasen  <mclasen@redhat.com>

        * demo/gtk-demo/combobox.c: Add a simple validation demo.
        * gtk/gtkcomboboxentry.c: Make it possible to add arbitrary
        children to a GtkComboBoxEntry.  (#426401, Paul Pogonyshev)


svn path=/trunk/; revision=17657
This commit is contained in:
Matthias Clasen
2007-04-26 15:55:48 +00:00
committed by Matthias Clasen
parent a63d6b564b
commit 790b009703
5 changed files with 198 additions and 43 deletions
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86
demos/gtk-demo/combobox.c
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@ -246,11 +246,87 @@ fill_combo_entry (GtkWidget *entry)
gtk_combo_box_append_text (GTK_COMBO_BOX (entry), "Three");
}
/* A simple validating entry */
#define TYPE_MASK_ENTRY (mask_entry_get_type ())
#define MASK_ENTRY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_MASK_ENTRY, MaskEntry))
#define MASK_ENTRY_CLASS(vtable) (G_TYPE_CHECK_CLASS_CAST ((vtable), TYPE_MASK_ENTRY, MaskEntryClass))
#define IS_MASK_ENTRY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_MASK_ENTRY))
#define IS_MASK_ENTRY_CLASS(vtable) (G_TYPE_CHECK_CLASS_TYPE ((vtable), TYPE_MASK_ENTRY))
#define MASK_ENTRY_GET_CLASS(inst) (G_TYPE_INSTANCE_GET_CLASS ((inst), TYPE_MASK_ENTRY, MaskEntryClass))
typedef struct _MaskEntry MaskEntry;
struct _MaskEntry
{
GtkEntry entry;
gchar *mask;
};
typedef struct _MaskEntryClass MaskEntryClass;
struct _MaskEntryClass
{
GtkEntryClass parent_class;
};
static void mask_entry_editable_init (GtkEditableClass *iface);
G_DEFINE_TYPE_WITH_CODE (MaskEntry, mask_entry, GTK_TYPE_ENTRY,
G_IMPLEMENT_INTERFACE (GTK_TYPE_EDITABLE,
mask_entry_editable_init));
static void
mask_entry_set_background (MaskEntry *entry)
{
static const GdkColor error_color = { 0, 65535, 60000, 60000 };
if (entry->mask)
{
if (!g_regex_match_simple (entry->mask, gtk_entry_get_text (GTK_ENTRY (entry)), 0, 0))
{
gtk_widget_modify_base (GTK_WIDGET (entry), GTK_STATE_NORMAL, &error_color);
return;
}
}
gtk_widget_modify_base (GTK_WIDGET (entry), GTK_STATE_NORMAL, NULL);
}
static void
mask_entry_changed (GtkEditable *editable)
{
mask_entry_set_background (MASK_ENTRY (editable));
}
static void
mask_entry_init (MaskEntry *entry)
{
entry->mask = NULL;
}
static void
mask_entry_class_init (MaskEntryClass *klass)
{ }
static void
mask_entry_editable_init (GtkEditableClass *iface)
{
iface->changed = mask_entry_changed;
}
GtkWidget *
do_combobox (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
GtkWidget *vbox, *frame, *box, *combo;
GtkWidget *vbox, *frame, *box, *combo, *entry;
GtkTreeModel *model;
GtkCellRenderer *renderer;
GtkTreePath *path;
@ -343,7 +419,7 @@ do_combobox (GtkWidget *do_widget)
gtk_tree_path_free (path);
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo), &iter);
/* A GtkComboBoxEntry
/* A GtkComboBoxEntry with validation.
*/
frame = gtk_frame_new ("Editable");
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
@ -356,6 +432,12 @@ do_combobox (GtkWidget *do_widget)
fill_combo_entry (combo);
gtk_container_add (GTK_CONTAINER (box), combo);
entry = g_object_new (TYPE_MASK_ENTRY, NULL);
MASK_ENTRY (entry)->mask = "^([0-9]*|One|Two|2\302\275|Three)$";
gtk_container_remove (GTK_CONTAINER (combo), GTK_BIN (combo)->child);
gtk_container_add (GTK_CONTAINER (combo), entry);
}
if (!GTK_WIDGET_VISIBLE (window))