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FIX a drawing defect and code review

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This commit is contained in:
qPCR4vir 2016-03-28 03:25:53 +02:00
parent ec2396f3cd
commit 42e6d309c8
1 changed files with 14 additions and 13 deletions
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27
source/gui/widgets/listbox.cpp
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@ -3076,8 +3076,8 @@ namespace nana
//draw the background for the whole item
graph->rectangle(rectangle{ content_r.x, y, show_w, essence_->scheme_ptr->item_height }, true, bgcolor);
int item_xpos = x;
unsigned extreme_text = x;
int item_xpos = x;
int extreme_text = x;
for (size_type display_order{ 0 }; display_order < seqs.size(); ++display_order) // get the cell (column) index in the order headers are displayed
{
@ -3212,23 +3212,25 @@ namespace nana
{
graph->string(point{ item_xpos + content_pos, y + txtoff }, m_cell.text, cell_txtcolor); // draw full text of the cell index (column)
if (static_cast<int>(ts.width) > static_cast<int>(header.pixels) - (content_pos + item_xpos)) // it was an excess
int item_right = item_xpos + static_cast<int>(header.pixels);
int text_right = item_xpos + content_pos + static_cast<int>(ts.width);
int excess = text_right - item_right ;
if (excess > 0) // it was an excess
{
//The text is painted over the next subitem // here beging the ...
int xpos = item_xpos + static_cast<int>(header.pixels) - static_cast<int>(essence_->scheme_ptr->suspension_width);
int xpos = item_right - static_cast<int>(essence_->scheme_ptr->suspension_width);
// litter rect with the item bg end ...
graph->rectangle(rectangle{ xpos, y + 2, essence_->scheme_ptr->suspension_width, essence_->scheme_ptr->item_height - 4 }, true, it_bgcolor);
graph->string(point{ xpos, y + 2 }, L"...");
graph->rectangle(rectangle{ xpos, y /*+ 2*/, essence_->scheme_ptr->suspension_width, essence_->scheme_ptr->item_height /*- 4*/ }, true, it_bgcolor);
graph->string(point{ xpos, y /*+ 2*/ }, L"...");
//Erase the part that over the next subitem only if the right of column is less than right of listbox
if (item_xpos + content_pos < content_r.right() - static_cast<int>(header.pixels))
if (item_right < content_r.right() )
{
graph->palette(false, bgcolor); // we need to erase the excess, because some cell may not draw text over
graph->rectangle(rectangle{ item_xpos + static_cast<int>(header.pixels), y + 2,
ts.width + static_cast<unsigned>(content_pos)-header.pixels, essence_->scheme_ptr->item_height - 4 }, true);
graph->rectangle(rectangle( item_right, y /*+ 2*/, excess, essence_->scheme_ptr->item_height /*- 4*/ ), true);
}
extreme_text = (std::max)(extreme_text, item_xpos + content_pos + ts.width);
extreme_text = std::max(extreme_text, text_right);
}
}
}
@ -3238,9 +3240,9 @@ namespace nana
}
item_xpos += static_cast<int>(header.pixels);
if (display_order + 1 >= seqs.size() && static_cast<int>(extreme_text) > item_xpos)
if (display_order + 1 >= seqs.size() && extreme_text > item_xpos)
{
graph->rectangle(rectangle{item_xpos , y + 2, extreme_text - item_xpos, essence_->scheme_ptr->item_height - 4}, true, item.bgcolor);
graph->rectangle(rectangle(item_xpos , y + 2, extreme_text - item_xpos, essence_->scheme_ptr->item_height - 4), true, item.bgcolor);
}
}
@ -3569,7 +3571,6 @@ namespace nana
}
}
void trigger::mouse_up(graph_reference graph, const arg_mouse& arg)
{
using item_state = essence_t::item_state;