#include <lib/gui/eslider.h>
#include <lib/actions/action.h>
- int m_scrollbar_mode, m_prev_scrollbar_page;
- bool m_content_changed;
-
- int m_top, m_selected;
- int m_itemheight;
- int m_items_per_page;
- int m_selection_enabled;
- ePtr<iListboxContent> m_content;
- eSlider *m_scrollbar;
-
eListbox::eListbox(eWidget *parent)
:eWidget(parent), m_scrollbar_mode(showNever), m_prev_scrollbar_page(-1)
,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);
{
case evtPaint:
{
- timeval t, t2;
- gettimeofday(&t, 0);
-
ePtr<eWindowStyle> style;
if (!m_content)
m_content->cursorRestore();
- gettimeofday(&t2, 0);
- t2 -= t;
- eDebug("draw %d:%d", t2.tv_sec, t2.tv_usec);
return 0;
}
case evtChangedSize:
m_content->setSize(eSize(size().width(), m_itemheight));
m_items_per_page = size().height() / m_itemheight;
- if (m_items_per_page > 20)
- eDebug("eListbox::recalcSize() m_items_per_page %d", m_items_per_page);
-
if (m_items_per_page < 0) /* TODO: whyever - our size could be invalid, or itemheigh could be wrongly specified. */
m_items_per_page = 0;