{
if (m_vis & wVisShow)
return;
-
- m_vis |= wVisShow;
+ m_vis |= wVisShow;
+
/* TODO: optimize here to only recalc what's required. possibly merge with hide. */
eWidget *root = this;
ePoint abspos = position();
while (root && !root->m_desktop)
{
root = root->m_parent;
- assert(root);
+ if (!root)
+ {
+ /* oops: our root widget does not have a desktop associated.
+ probably somebody already erased the root, but tries some
+ operations on a child window.
+
+ ignore them for now. */
+ /* assert(root); */
+ return;
+ }
abspos += root->position();
}
while (root && !root->m_desktop)
{
root = root->m_parent;
+ if (!root)
+ return;
abspos += root->position();
}
assert(root->m_desktop);
m_vis &=~wVisTransparent;
}
+ePoint eWidget::getAbsolutePosition()
+{
+ eWidget *root = this;
+ ePoint abspos = position();
+
+ while (root && !root->m_desktop)
+ {
+ root = root->m_parent;
+ assert(root);
+ abspos += root->position();
+ }
+
+ return abspos;
+}
+
void eWidget::mayKillFocus()
{
setFocus(0);
m_parent = 0;
- /* destroy all childs */
+ /* tell all childs that the parent is not anymore existing */
ePtrList<eWidget>::iterator i(m_childs.begin());
while (i != m_childs.end())
{
- (*i)->m_parent = 0;
- delete *i;
+ (*i)->parentRemoved();
i = m_childs.erase(i);
}
}
} while(1);
}
+void eWidget::parentRemoved()
+{
+ m_parent = 0;
+}
+
int eWidget::event(int event, void *data, void *data2)
{
switch (event)