Add 'activate' callback for the cylinder completion

This makes us fill in the size/pressure data for a cylinder even if we
just type the name (rather than pick an entry from the list)

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Linus Torvalds 2011-10-23 09:45:35 +03:00
parent 0b4814a95d
commit bf33bf879f

View file

@ -106,6 +106,53 @@ static void set_cylinder_pressure_spinbuttons(struct cylinder_widget *cylinder,
gtk_spin_button_set_value(cylinder->end, pressure);
}
/*
* The gtk_tree_model_foreach() interface is bad. It could have
* returned whether the callback ever returned true
*/
static GtkTreeIter *found_match = NULL;
static GtkTreeIter match_iter;
static gboolean match_cylinder(GtkTreeModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gpointer data)
{
int match;
gchar *name;
const char *desc = data;
gtk_tree_model_get(model, iter, 0, &name, -1);
match = !strcmp(desc, name);
g_free(name);
if (match) {
match_iter = *iter;
found_match = &match_iter;
}
return match;
}
static int get_active_cylinder(GtkComboBox *combo_box, GtkTreeIter *iter)
{
char *desc;
if (gtk_combo_box_get_active_iter(combo_box, iter))
return TRUE;
desc = gtk_combo_box_get_active_text(combo_box);
found_match = NULL;
gtk_tree_model_foreach(GTK_TREE_MODEL(cylinder_model), match_cylinder, (void *)desc);
g_free(desc);
if (!found_match)
return FALSE;
*iter = *found_match;
gtk_combo_box_set_active_iter(combo_box, iter);
return TRUE;
}
static void cylinder_cb(GtkComboBox *combo_box, gpointer data)
{
GtkTreeIter iter;
@ -115,7 +162,7 @@ static void cylinder_cb(GtkComboBox *combo_box, gpointer data)
cylinder_t *cyl = current_dive->cylinder + cylinder->index;
/* Did the user set it to some non-standard value? */
if (!gtk_combo_box_get_active_iter(combo_box, &iter)) {
if (!get_active_cylinder(combo_box, &iter)) {
cylinder->changed = 1;
return;
}
@ -144,31 +191,6 @@ static void cylinder_cb(GtkComboBox *combo_box, gpointer data)
set_cylinder_type_spinbuttons(cylinder, ml, mbar);
}
/*
* The gtk_tree_model_foreach() interface is bad. It could have
* returned whether the callback ever returned true
*/
static GtkTreeIter *found_match = NULL;
static GtkTreeIter match_iter;
static gboolean match_cylinder(GtkTreeModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gpointer data)
{
const char *name;
const char *desc = data;
GValue value = {0, };
gtk_tree_model_get_value(model, iter, 0, &value);
name = g_value_get_string(&value);
if (strcmp(desc, name))
return FALSE;
match_iter = *iter;
found_match = &match_iter;
return TRUE;
}
static GtkTreeIter *add_cylinder_type(const char *desc, int ml, int mbar, GtkTreeIter *iter)
{
GtkTreeModel *model;
@ -476,6 +498,12 @@ static gboolean completion_cb(GtkEntryCompletion *widget, GtkTreeModel *model, G
return TRUE;
}
static void cylinder_activate_cb(GtkComboBox *combo_box, gpointer data)
{
struct cylinder_widget *cylinder = data;
cylinder_cb(cylinder->description, data);
}
static void cylinder_widget(GtkWidget *vbox, struct cylinder_widget *cylinder, GtkListStore *model)
{
GtkWidget *frame, *hbox;
@ -499,6 +527,8 @@ static void cylinder_widget(GtkWidget *vbox, struct cylinder_widget *cylinder, G
g_signal_connect(widget, "changed", G_CALLBACK(cylinder_cb), cylinder);
entry = GTK_ENTRY(GTK_BIN(widget)->child);
g_signal_connect(entry, "activate", G_CALLBACK(cylinder_activate_cb), cylinder);
completion = gtk_entry_completion_new();
gtk_entry_completion_set_text_column(completion, 0);
gtk_entry_completion_set_model(completion, GTK_TREE_MODEL(model));