NODE_STATE init_options(dom::element n)
{
//NODE_STATE n_state = NODE_MIXED;
int n_off = 0;
int n_on = 0;
int n_total = 0;
for(int i = 0; i < int(n.children_count()); ++i)
{
dom::element t = n.child(i);
NODE_STATE t_state;
if( streq(t.get_element_type(),"options") )
t_state = init_options(t);
else if( streq(t.get_element_type(),"option") )
t_state = get_state(t);
else
continue;
set_state(t, t_state);
switch( t_state )
{
case NODE_OFF: ++n_off; break;
case NODE_ON: ++n_on; break;
}
++n_total;
}
if( n_off == n_total ) return NODE_OFF;
if( n_on == n_total ) return NODE_ON;
return NODE_MIXED;
}
void set_anchor (dom::element& table,const int idx)
{
dom::element row = table.find_first("tr:anchor");
if( row.is_valid() ) row.set_state( 0,STATE_ANCHOR,false);
row = table.child(idx);
if( row.is_valid() )
row.set_state( STATE_ANCHOR | STATE_CHECKED,0,false);
}
/** returns current row (if any) **/
dom::element get_current_row( dom::element& table )
{
for( int i = table.children_count() - 1; i >= 0 ; --i)
{
dom::element t = table.child((unsigned int)i);
if( t.get_state(STATE_CURRENT))
return t;
}
return dom::element(); // empty
}
void check_range (const dom::element& table, int idx, bool check)
{
if (!is_multiple(table)) return;
int start_idx = get_anchor(table);
int start = min(start_idx,idx );
int end = max(start_idx,idx );
int f_rows = fixed_rows(table);
if(start < f_rows) start = f_rows;
for( ;end >= start; --end )
{
dom::element row = table.child(end);
if(!wcseq(row.get_style_attribute("display"),L"none" ))
{
if (check) row.set_state(STATE_CHECKED,0,false);
else row.set_state(0,STATE_CHECKED,false);
}
}
}
void check_range (const dom::element& table, int idx, bool check)
{
if (!is_multiple(table)) return;
int start_idx = get_anchor(table);
int start = min(start_idx,idx );
int end = max(start_idx,idx );
int f_rows = fixed_rows(table);
if(start < f_rows) start = f_rows;
for( ;end >= start; --end )
{
dom::element row = table.child(end);
if(!!row.visible())
{
if (check) row.set_state(STATE_CHECKED,0);
else row.set_state(0,STATE_CHECKED);
}
}
}