* the common use cases of buttons to select date and time, you can use #HildonDateButton
* and #HildonTimeButton.
*
+ * <example>
+ * <programlisting>
+ * GtkWidget *
+ * create_selector (void)
+ * {
+ * GtkWidget *selector;
+ * <!-- -->
+ * selector = hildon_touch_selector_new_text ();
+ * <!-- -->
+ * hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector), "America");
+ * hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector), "Europe");
+ * hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector), "Asia");
+ * hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector), "Africa");
+ * hildon_touch_selector_append_text (HILDON_TOUCH_SELECTOR (selector), "Australia");
+ * <!-- -->
+ * hildon_touch_selector_set_active (HILDON_TOUCH_SELECTOR (selector), 0, 2);
+ * <!-- -->
+ * return selector;
+ * }
+ * <!-- -->
+ * GtkWidget *
+ * create_button (HildonTouchSelector *selector)
+ * {
+ * GtkWidget *button;
+ * <!-- -->
+ * button = hildon_picker_button_new (HILDON_SIZE_AUTO, HILDON_BUTTON_ARRANGEMENT_VERTICAL);
+ * hildon_button_set_title (HILDON_BUTTON (button), "Continent");
+ * <!-- -->
+ * hildon_picker_button_set_selector (HILDON_PICKER_BUTTON (button),
+ * HILDON_TOUCH_SELECTOR (selector));
+ * <!-- -->
+ * return button;
+ * }
+ * </programlisting>
+ * </example>
*/
#include "hildon-picker-button.h"
static guint picker_button_signals[LAST_SIGNAL] = { 0 };
+static gboolean
+_current_selector_empty (HildonPickerButton *button);
+static void
+hildon_picker_button_selector_selection_changed (HildonTouchSelector * selector,
+ gint column,
+ gpointer user_data);
+
+
+
static void
hildon_picker_button_get_property (GObject * object, guint property_id,
GValue * value, GParamSpec * pspec)
priv = GET_PRIVATE (object);
if (priv->selector) {
+ g_signal_handlers_disconnect_by_func (priv->selector,
+ hildon_picker_button_selector_selection_changed,
+ object);
g_object_unref (priv->selector);
priv->selector = NULL;
}
priv->dialog = NULL;
}
+ if (priv->done_button_text) {
+ g_free (priv->done_button_text);
+ priv->done_button_text = NULL;
+ }
+
G_OBJECT_CLASS (hildon_picker_button_parent_class)->finalize (object);
}
static void
+hildon_picker_button_on_dialog_response (GtkDialog *dialog,
+ gint response,
+ gpointer user_data)
+{
+ HildonPickerButton *button;
+ HildonPickerButtonPrivate *priv;
+ gchar *value;
+
+ button = HILDON_PICKER_BUTTON (user_data);
+ priv = GET_PRIVATE (button);
+
+ switch (response) {
+ case GTK_RESPONSE_OK:
+ value = hildon_touch_selector_get_current_text
+ (HILDON_TOUCH_SELECTOR (priv->selector));
+ hildon_button_set_value (HILDON_BUTTON (button), value);
+ g_free (value);
+ g_signal_emit (button, picker_button_signals[VALUE_CHANGED], 0);
+ break;
+ }
+ gtk_widget_hide (priv->dialog);
+}
+
+static void
hildon_picker_button_clicked (GtkButton * button)
{
GtkWidget *parent;
HildonPickerButtonPrivate *priv;
- gint response;
priv = GET_PRIVATE (HILDON_PICKER_BUTTON (button));
hildon_button_get_title (HILDON_BUTTON (button)));
}
- response = gtk_dialog_run (GTK_DIALOG (priv->dialog));
- switch (response) {
- case GTK_RESPONSE_OK:
- hildon_button_set_value (HILDON_BUTTON (button),
- hildon_touch_selector_get_current_text
- (HILDON_TOUCH_SELECTOR (priv->selector)));
- g_signal_emit (HILDON_PICKER_BUTTON (button),
- picker_button_signals[VALUE_CHANGED], 0);
- break;
+ if (_current_selector_empty (HILDON_PICKER_BUTTON (button))) {
+ g_warning ("There are no elements in the selector. Nothing to show.");
+ } else {
+ g_signal_connect (priv->dialog, "response",
+ G_CALLBACK (hildon_picker_button_on_dialog_response),
+ button);
+ g_signal_connect (priv->dialog, "delete-event",
+ G_CALLBACK (gtk_widget_hide_on_delete),
+ NULL);
+ gtk_window_present (GTK_WINDOW (priv->dialog));
+ }
+}
+
+static void
+hildon_picker_button_selector_selection_changed (HildonTouchSelector * selector,
+ gint column,
+ gpointer user_data)
+
+{
+ gchar *value;
+ HildonPickerButton *button = HILDON_PICKER_BUTTON (user_data);
+ HildonPickerButtonPrivate *priv = GET_PRIVATE (button);
+
+ if (!GTK_IS_WINDOW (priv->dialog) ||
+ !GTK_WIDGET_VISIBLE (GTK_WINDOW (priv->dialog))) {
+ value = hildon_touch_selector_get_current_text (HILDON_TOUCH_SELECTOR (priv->selector));
+ if (value) {
+ hildon_button_set_value (HILDON_BUTTON (button), value);
+ g_free (value);
+ g_signal_emit (HILDON_PICKER_BUTTON (button),
+ picker_button_signals[VALUE_CHANGED], 0);
+ }
}
- gtk_widget_hide (priv->dialog);
}
static void
*
* The ::value-changed signal is emitted each time the user chooses a different
* item from the #HildonTouchSelector related, and the value label gets updated.
+ *
+ * Since: 2.2
*/
picker_button_signals[VALUE_CHANGED] =
g_signal_new ("value-changed",
priv->dialog = NULL;
priv->selector = NULL;
priv->done_button_text = NULL;
+
+ hildon_button_set_style (HILDON_BUTTON (self),
+ HILDON_BUTTON_STYLE_PICKER);
+}
+
+static gboolean
+_current_selector_empty (HildonPickerButton *button)
+{
+ HildonPickerButtonPrivate *priv;
+ HildonTouchSelector *selector = NULL;
+ GtkTreeModel *model = NULL;
+ GtkTreeIter iter;
+ gint i = 0;
+
+ priv = GET_PRIVATE (button);
+ selector = HILDON_TOUCH_SELECTOR (priv->selector);
+
+ g_return_val_if_fail (HILDON_IS_TOUCH_SELECTOR (selector), TRUE);
+
+ if (hildon_touch_selector_has_multiple_selection (selector)) {
+ return FALSE;
+ } else {
+ for (i=0; i < hildon_touch_selector_get_num_columns (selector); i++) {
+ model = hildon_touch_selector_get_model (selector, i);
+
+ if (gtk_tree_model_get_iter_first (model, &iter)) {
+ return FALSE;
+ }
+ }
+ return TRUE;
+ }
}
/**
* parameters.
*
* Returns: a newly created #HildonPickerButton
+ *
+ * Since: 2.2
**/
GtkWidget *
hildon_picker_button_new (HildonSizeType size,
GtkWidget *button;
button = g_object_new (HILDON_TYPE_PICKER_BUTTON,
- "arrangement", arrangement, "size", size, NULL);
+ "arrangement", arrangement, "size", size,
+ NULL);
return button;
}
*
* Sets @selector as the #HildonTouchSelector to be shown in the
* #HildonPickerDialog that @button brings up.
+ *
+ * Since: 2.2
**/
void
hildon_picker_button_set_selector (HildonPickerButton * button,
HildonTouchSelector * selector)
{
HildonPickerButtonPrivate *priv;
- const gchar *value;
+ gchar *value;
g_return_if_fail (HILDON_IS_PICKER_BUTTON (button));
g_return_if_fail (HILDON_IS_TOUCH_SELECTOR (selector));
priv = GET_PRIVATE (button);
if (priv->selector) {
+ g_signal_handlers_disconnect_by_func (priv->selector,
+ hildon_picker_button_selector_selection_changed,
+ button);
g_object_unref (priv->selector);
}
priv->selector = g_object_ref (selector);
+ g_signal_connect (G_OBJECT (selector), "changed",
+ G_CALLBACK (hildon_picker_button_selector_selection_changed),
+ button);
+
value = hildon_touch_selector_get_current_text (HILDON_TOUCH_SELECTOR (priv->selector));
if (value) {
hildon_button_set_value (HILDON_BUTTON (button), value);
+ g_free (value);
g_signal_emit (HILDON_PICKER_BUTTON (button),
picker_button_signals[VALUE_CHANGED], 0);
}
* Retrieves the #HildonTouchSelector associated to @button.
*
* Returns: a #HildonTouchSelector
+ *
+ * Since: 2.2
**/
HildonTouchSelector *
hildon_picker_button_get_selector (HildonPickerButton * button)
* one is used.
*
* Returns: an integer which is the index of the currently active item, or -1 if there's no active item.
+ *
+ * Since: 2.2
**/
gint
hildon_picker_button_get_active (HildonPickerButton * button)
* Sets the active item of the #HildonTouchSelector associated to
* @button to @index. If the selector has several columns, only the
* first one is used.
+ *
+ * Since: 2.2
**/
void
hildon_picker_button_set_active (HildonPickerButton * button,
*
* Returns: the custom string to be used, or %NULL if the default
* #HildonPickerDialog::done-button-text is to be used.
+ *
+ * Since: 2.2
**/
const gchar *
hildon_picker_button_get_done_button_text (HildonPickerButton *button)
* @button: a #HildonPickerButton
* @done_button_text: a string
*
- * Sets a custom string to be used in the \"done\" button in the #HildonPickerDialog
- * launched. If not set, the default HildonPickerButton::done-button-text property
+ * Sets a custom string to be used in the "done" button in #HildonPickerDialog.
+ * If unset, the default HildonPickerButton::done-button-text property
* value will be used.
+ *
+ * Since: 2.2
**/
void
hildon_picker_button_set_done_button_text (HildonPickerButton *button,
g_free (priv->done_button_text);
priv->done_button_text = g_strdup (done_button_text);
+
+ if (priv->dialog) {
+ hildon_picker_dialog_set_done_label (HILDON_PICKER_DIALOG (priv->dialog),
+ priv->done_button_text);
+ }
}
projects / hildon / blobdiff