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Corretto disegno alberi

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git-svn-id: svn://10.65.10.50/trunk@6158 c028cbd2-c16b-5b4b-a496-9718f37d4682
This commit is contained in:
guy 1998-02-10 09:25:41 +00:00
parent 35ed35349b
commit c3401d2370
1 changed files with 65 additions and 63 deletions
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18
include/tree.cpp
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@ -800,10 +800,12 @@ struct TUpdate_info
const int TABX = 3;
bool TTree_window::callback_draw_node(TTree& node, void* jolly, word)
bool TTree_window::callback_draw_node(TTree& node, void* jolly, word when)
{
TUpdate_info* ui = (TUpdate_info*)jolly;
if (when == SCAN_PRE_ORDER)
{
if (ui->_y >= ui->_firsty && ui->_y < ui->_lasty)
{
node.curr_id(ui->_str);
@ -858,15 +860,12 @@ bool TTree_window::callback_draw_node(TTree& node, void* jolly, word)
}
ui->_y++;
if (node.expanded())
{
ui->_x += TABX;
if (ui->_x > ui->_jolly)
ui->_jolly = ui->_x;
}
else
} else
if (when == SCAN_IN_ORDER)
{
if (!node.has_rbrother())
ui->_x -= TABX;
}
@ -947,13 +946,16 @@ void TTree_window::update()
}
_node_info.reset();
_tree->scan_depth_first(callback_draw_node, &ui, SCAN_IGNORING_UNEXPANDED);
const word flags = SCAN_IGNORING_UNEXPANDED | SCAN_PRE_ORDER | SCAN_IN_ORDER;
_tree->scan_depth_first(callback_draw_node, &ui, flags);
while (ui._y < ui._lasty)
{
if (_tree->goto_father())
{
ui._x -= TABX;
if (_tree->goto_rbrother())
_tree->scan_depth_first(callback_draw_node, &ui, SCAN_IGNORING_UNEXPANDED);
_tree->scan_depth_first(callback_draw_node, &ui, flags);
}
else
break;