,m_content_changed(false), m_top(0), m_selected(0), m_itemheight(25)
,m_items_per_page(0), m_selection_enabled(1), m_scrollbar(NULL)
{
- setContent(new eListboxStringContent());
+// setContent(new eListboxStringContent());
ePtr<eActionMap> ptr;
eActionMap::getInstance(ptr);
void eListbox::setContent(iListboxContent *content)
{
+ int oldsel = m_selected;
m_content = content;
if (content)
m_content->setListbox(this);
entryReset();
+ if (oldsel == m_selected)
+ /* emit */ selectionChanged();
}
void eListbox::moveSelection(int dir)
/* refuse to do anything without a valid list. */
if (!m_content)
return;
-
/* if our list does not have one entry, don't do anything. */
if (!m_items_per_page)
return;
-
/* we need the old top/sel to see what we have to redraw */
int oldtop = m_top;
int oldsel = m_selected;
-
/* first, move cursor */
switch (dir)
{
/* now, look wether the current selection is out of screen */
m_selected = m_content->cursorGet();
-
while (m_selected < m_top)
{
m_top -= m_items_per_page;
/* m_top should be always valid here as it's selected */
m_top += m_items_per_page;
+ if (oldsel != m_selected)
+ /* emit */ selectionChanged();
+
updateScrollBar();
if (m_top != oldtop)
invalidate();
else if (m_selected != oldsel)
{
-
- /* redraw the old and newly selected */
+ /* redraw the old and newly selected */
gRegion inv = eRect(0, m_itemheight * (m_selected-m_top), size().width(), m_itemheight);
inv |= eRect(0, m_itemheight * (oldsel-m_top), size().width(), m_itemheight);
eListbox(eWidget *parent);
~eListbox();
+ PSignal0<void> selectionChanged;
+
enum {
showOnDemand,
showAlways,
void setItemHeight(int h);
void setSelectionEnable(int en);
-
#ifndef SWIG
/* entryAdded: an entry was added *before* the given index. it's index is the given number. */
void entryAdded(int index);
return self.__width
class EPGList(HTMLComponent, GUIComponent):
- def __init__(self, type=EPG_TYPE_SINGLE):
+ def __init__(self, type=EPG_TYPE_SINGLE, selChangedCB=None):
+ self.onSelChanged = [ ]
+ if selChangedCB is not None:
+ self.onSelChanged.append(selChangedCB)
GUIComponent.__init__(self)
self.type=type
if type == EPG_TYPE_SINGLE and SINGLE_CPP > 0:
def moveDown(self):
self.instance.moveSelection(self.instance.moveDown)
+ def connectSelectionChanged(func):
+ if not self.onSelChanged.count(func):
+ self.onSelChanged.append(func)
+
+ def disconnectSelectionChanged(func):
+ self.onSelChanged.remove(func)
+
+ def selectionChanged(self):
+ for x in self.onSelChanged:
+ if x is not None:
+ try:
+ x()
+ except:
+ pass
+
def GUIcreate(self, parent):
self.instance = eListbox(parent)
+ self.instance.selectionChanged.get().append(self.selectionChanged)
self.instance.setContent(self.l)
if SINGLE_CPP > 0:
self.instance.setItemHeight(25)
cnt+=1
self.l.setList(self.list)
print time() - t
+ self.selectionChanged()
def fillSingleEPG(self, service):
t = time()
%immutable eComponentScan::statusChanged;
%immutable eComponentScan::newService;
%immutable pNavigation::m_event;
+%immutable eListbox::selectionChanged;
%include <lib/gdi/font.h>
%include <lib/gdi/gpixmap.h>