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21ad6be6ad
2004-10-25 Anders Carlsson <andersca@gnome.org> * gtk/gtkentry.c: (gtk_entry_completion_timeout): * gtk/gtkentrycompletion.c: (gtk_entry_completion_set_model), (gtk_entry_completion_get_model), (gtk_entry_completion_complete): Really handle a NULL model, fixes #137211 for real. * gtk/gtkfilechooserentry.c: (gtk_file_chooser_entry_maybe_update_directory): Remove _clear, #137211 is fixed. * tests/testentrycompletion.c: (main): Add completion with an empty model.
391 lines
11 KiB
C
391 lines
11 KiB
C
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#include <config.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gtk/gtk.h>
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/* Don't copy this bad example; inline RGB data is always a better
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* idea than inline XPMs.
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*/
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static char *book_closed_xpm[] = {
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"16 16 6 1",
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" c None s None",
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". c black",
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"X c red",
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"o c yellow",
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"O c #808080",
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"# c white",
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" ",
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" .. ",
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" ..XX. ",
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" ..XXXXX. ",
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" ..XXXXXXXX. ",
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".ooXXXXXXXXX. ",
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"..ooXXXXXXXXX. ",
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".X.ooXXXXXXXXX. ",
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".XX.ooXXXXXX.. ",
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" .XX.ooXXX..#O ",
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" .XX.oo..##OO. ",
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" .XX..##OO.. ",
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" .X.#OO.. ",
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" ..O.. ",
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" .. ",
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" "
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};
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static GtkWidget *window = NULL;
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/* Creates a tree model containing the completions */
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GtkTreeModel *
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create_simple_completion_model (void)
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{
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GtkListStore *store;
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GtkTreeIter iter;
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store = gtk_list_store_new (1, G_TYPE_STRING);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "GNOME", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "gnominious", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "Gnomonic projection", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "total", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totally", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "toto", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "tottery", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totterer", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "Totten trust", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totipotent", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totipotency", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totemism", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totem pole", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "Totara", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totalizer", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totalizator", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "totalitarianism", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "total parenteral nutrition", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "total hysterectomy", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "total eclipse", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "Totipresence", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "Totipalmi", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, "zombie", -1);
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return GTK_TREE_MODEL (store);
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}
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/* Creates a tree model containing the completions */
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GtkTreeModel *
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create_completion_model (void)
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{
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GtkListStore *store;
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GtkTreeIter iter;
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GdkPixbuf *pixbuf;
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pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **)book_closed_xpm);
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store = gtk_list_store_new (2, GDK_TYPE_PIXBUF, G_TYPE_STRING);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "ambient", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "ambidextrously", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "ambidexter", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "ambiguity", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "American Party", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "American mountain ash", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "amelioration", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "Amelia Earhart", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "Totten trust", -1);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, pixbuf, 1, "Laminated arch", -1);
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return GTK_TREE_MODEL (store);
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}
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static gboolean
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match_func (GtkEntryCompletion *completion,
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const gchar *key,
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GtkTreeIter *iter,
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gpointer user_data)
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{
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gchar *item = NULL;
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GtkTreeModel *model;
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gboolean ret = FALSE;
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model = gtk_entry_completion_get_model (completion);
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gtk_tree_model_get (model, iter, 1, &item, -1);
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if (item != NULL)
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{
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g_print ("compare %s %s\n", key, item);
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if (strncmp (key, item, strlen (key)) == 0)
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ret = TRUE;
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g_free (item);
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}
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return ret;
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}
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static void
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activated_cb (GtkEntryCompletion *completion,
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gint index,
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gpointer user_data)
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{
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g_print ("action activated: %d\n", index);
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}
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static gint timer_count = 0;
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static gchar *dynamic_completions[] = {
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"GNOME",
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"gnominious",
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"Gnomonic projection",
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"total",
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"totally",
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"toto",
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"tottery",
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"totterer",
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"Totten trust",
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"totipotent",
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"totipotency",
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"totemism",
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"totem pole",
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"Totara",
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"totalizer",
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"totalizator",
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"totalitarianism",
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"total parenteral nutrition",
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"total hysterectomy",
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"total eclipse",
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"Totipresence",
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"Totipalmi",
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"zombie"
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};
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static gint
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animation_timer (GtkEntryCompletion *completion)
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{
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GtkTreeIter iter;
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gint n_completions = G_N_ELEMENTS (dynamic_completions);
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gint n;
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static GtkListStore *old_store = NULL;
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GtkListStore *store = GTK_LIST_STORE (gtk_entry_completion_get_model (completion));
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if (timer_count % 10 == 0)
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{
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if (!old_store)
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{
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g_print ("removing model!\n");
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old_store = g_object_ref (gtk_entry_completion_get_model (completion));
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gtk_entry_completion_set_model (completion, NULL);
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}
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else
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{
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g_print ("readding model!\n");
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gtk_entry_completion_set_model (completion, old_store);
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g_object_unref (old_store);
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old_store = NULL;
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}
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timer_count ++;
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return TRUE;
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}
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if (!old_store)
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{
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if ((timer_count / n_completions) % 2 == 0)
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{
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n = timer_count % n_completions;
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, dynamic_completions[n], -1);
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}
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else
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{
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gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter);
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gtk_list_store_remove (store, &iter);
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}
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}
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timer_count++;
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return TRUE;
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}
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gboolean
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match_selected_cb (GtkEntryCompletion *completion,
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GtkTreeModel *model,
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GtkTreeIter *iter)
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{
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gchar *str;
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GtkWidget *entry;
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entry = gtk_entry_completion_get_entry (completion);
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gtk_tree_model_get (GTK_TREE_MODEL (model), iter, 1, &str, -1);
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gtk_entry_set_text (GTK_ENTRY (entry), str);
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gtk_editable_set_position (GTK_EDITABLE (entry), -1);
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g_free (str);
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return TRUE;
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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 *vbox;
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GtkWidget *label;
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GtkWidget *entry;
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GtkEntryCompletion *completion;
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GtkTreeModel *completion_model;
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GtkCellRenderer *cell;
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gtk_init (&argc, &argv);
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_container_set_border_width (GTK_CONTAINER (window), 5);
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g_signal_connect (window, "delete_event", gtk_main_quit, NULL);
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vbox = gtk_vbox_new (FALSE, 2);
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gtk_container_add (GTK_CONTAINER (window), vbox);
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gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
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label = gtk_label_new (NULL);
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gtk_label_set_markup (GTK_LABEL (label), "Completion demo, try writing <b>total</b> or <b>gnome</b> for example.");
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gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
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/* Create our first entry */
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entry = gtk_entry_new ();
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gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
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/* Create the completion object */
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completion = gtk_entry_completion_new ();
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/* Assign the completion to the entry */
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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g_object_unref (completion);
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/* Create a tree model and use it as the completion model */
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completion_model = create_simple_completion_model ();
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gtk_entry_completion_set_model (completion, completion_model);
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g_object_unref (completion_model);
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/* Use model column 0 as the text column */
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gtk_entry_completion_set_text_column (completion, 0);
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/* Create our second entry */
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entry = gtk_entry_new ();
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gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
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/* Create the completion object */
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completion = gtk_entry_completion_new ();
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/* Assign the completion to the entry */
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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g_object_unref (completion);
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/* Create a tree model and use it as the completion model */
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completion_model = create_completion_model ();
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gtk_entry_completion_set_model (completion, completion_model);
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gtk_entry_completion_set_minimum_key_length (completion, 2);
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g_object_unref (completion_model);
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/* Use model column 1 as the text column */
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cell = gtk_cell_renderer_pixbuf_new ();
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gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (completion), cell, FALSE);
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gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (completion), cell,
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"pixbuf", 0, NULL);
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cell = gtk_cell_renderer_text_new ();
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gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (completion), cell, FALSE);
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gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (completion), cell,
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"text", 1, NULL);
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gtk_entry_completion_set_match_func (completion, match_func, NULL, NULL);
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g_signal_connect (G_OBJECT (completion), "match-selected",
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G_CALLBACK (match_selected_cb), NULL);
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gtk_entry_completion_insert_action_text (completion, 100, "action!");
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gtk_entry_completion_insert_action_text (completion, 101, "'nother action!");
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g_signal_connect (completion, "action_activated", G_CALLBACK (activated_cb), 0);
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/* Create our third entry */
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entry = gtk_entry_new ();
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gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
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/* Create the completion object */
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completion = gtk_entry_completion_new ();
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/* Assign the completion to the entry */
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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g_object_unref (completion);
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/* Create a tree model and use it as the completion model */
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completion_model = GTK_TREE_MODEL (gtk_list_store_new (1, G_TYPE_STRING));
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gtk_entry_completion_set_model (completion, completion_model);
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g_object_unref (completion_model);
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/* Use model column 0 as the text column */
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gtk_entry_completion_set_text_column (completion, 0);
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/* Fill the completion dynamically */
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g_timeout_add (1000, (GSourceFunc) animation_timer, completion);
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/* Fourth entry */
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gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new ("Model-less entry completion"), FALSE, FALSE, 0);
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entry = gtk_entry_new ();
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gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
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/* Create the completion object */
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completion = gtk_entry_completion_new ();
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/* Assign the completion to the entry */
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gtk_entry_set_completion (GTK_ENTRY (entry), completion);
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g_object_unref (completion);
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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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