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notebook: add methods for switching to previous and next page 

(cherry picked from commit bb66b4ed1a)
This commit is contained in:
Nedko Arnaudov 2012-01-11 01:28:43 +02:00 committed by Nedko Arnaudov
parent 24efb0cc16
commit 39c2e003a7
3 changed files with 69 additions and 16 deletions
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2
docs/reference/libmx/mx-sections.txt
View File

@ -1514,6 +1514,8 @@ MxNotebookClass
mx_notebook_new
mx_notebook_set_current_page
mx_notebook_get_current_page
mx_notebook_previous_page
mx_notebook_next_page
mx_notebook_get_enable_gestures
mx_notebook_set_enable_gestures
<SUBSECTION Private>

80
mx/mx-notebook.c
View File

@ -467,23 +467,11 @@ mx_notebook_gesture_slide_event_cb (ClutterGesture *gesture,
}
if (event->direction % 2)
{
/* up, left (1, 3) */
if (item->prev)
mx_notebook_set_current_page (book, (ClutterActor *)item->prev->data);
else
mx_notebook_set_current_page (book,
(ClutterActor *)g_list_last (item)->data);
}
/* up, left (1, 3) */
mx_notebook_previous_page (book);
else
{
/* down, right (2, 4) */
if (item->next)
mx_notebook_set_current_page (book, (ClutterActor *)item->next->data);
else
mx_notebook_set_current_page (book,
(ClutterActor *)priv->children->data);
}
/* down, right (2, 4) */
mx_notebook_next_page (book);
return TRUE;
}
@ -575,6 +563,66 @@ mx_notebook_get_current_page (MxNotebook *notebook)
return notebook->priv->current_page;
}
/**
* mx_notebook_previous_page:
* @notebook: A #MxNotebook
*
* Change the current page to previous one.
*/
void
mx_notebook_previous_page (MxNotebook *notebook)
{
GList *item;
MxNotebookPrivate *priv;
g_return_if_fail (MX_IS_NOTEBOOK (notebook));
priv = notebook->priv;
item = g_list_find (priv->children, priv->current_page);
if (!item)
{
g_warning ("Current page not found in child list");
return;
}
if (item->prev)
mx_notebook_set_current_page (notebook,
(ClutterActor *)item->prev->data);
else
mx_notebook_set_current_page (notebook,
(ClutterActor *)g_list_last (item)->data);
}
/**
* mx_notebook_next_page:
* @notebook: A #MxNotebook
*
* Change the current page to next one.
*/
void
mx_notebook_next_page (MxNotebook *notebook)
{
GList *item;
MxNotebookPrivate *priv;
g_return_if_fail (MX_IS_NOTEBOOK (notebook));
priv = notebook->priv;
item = g_list_find (priv->children, priv->current_page);
if (!item)
{
g_warning ("Current page not found in child list");
return;
}
if (item->next)
mx_notebook_set_current_page (notebook,
(ClutterActor *)item->next->data);
else
mx_notebook_set_current_page (notebook,
(ClutterActor *)priv->children->data);
}
void
mx_notebook_set_enable_gestures (MxNotebook *book,
gboolean enabled)

3
mx/mx-notebook.h
View File

@ -91,6 +91,9 @@ void mx_notebook_set_current_page (MxNotebook *notebook,
ClutterActor *page);
ClutterActor *mx_notebook_get_current_page (MxNotebook *notebook);
void mx_notebook_previous_page (MxNotebook *notebook);
void mx_notebook_next_page (MxNotebook *notebook);
gboolean mx_notebook_get_enable_gestures (MxNotebook *book);
void mx_notebook_set_enable_gestures (MxNotebook *book,
gboolean enabled);