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[grid_layout] avoid extra newline at end of grid

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This commit is contained in:
Joe Thornber 2016-01-20 10:40:48 +00:00
parent d19164a177
commit d858a43f07
1 changed files with 11 additions and 2 deletions
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13
base/grid_layout.cc
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@ -20,12 +20,21 @@ grid_layout::render(ostream &out) const
calc_field_widths(widths);
grid::const_iterator row;
bool newline_needed = false;
for (row = grid_.begin(); row != grid_.end(); ++row) {
row::const_iterator col;
unsigned i;
for (col = row->begin(), i = 0; col != row->end(); ++col, ++i)
if (newline_needed) {
out << "\n";
newline_needed = false;
}
for (col = row->begin(), i = 0; col != row->end(); ++col, ++i) {
out << justify(widths[i], *col) << " ";
out << "\n";
newline_needed = true;
}
}
}