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ProcessManager: Make the process table view scrollable while header stays.

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This commit is contained in:
Andreas Kling 2019-02-28 10:24:04 +01:00
parent 6e571b66f1
commit c49ceb5a1f
Notes: sideshowbarker 2024-07-19 15:36:20 +09:00
1 changed files with 14 additions and 9 deletions
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23
Applications/ProcessManager/ProcessView.cpp
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@ -75,18 +75,11 @@ void ProcessView::paint_event(GPaintEvent&)
{
Painter painter(*this);
painter.translate(0, -m_scrollbar->value());
int horizontal_padding = 5;
int painted_item_index = 0;
int x_offset = 0;
for (int column_index = 0; column_index < m_model->column_count(); ++column_index) {
Rect cell_rect(horizontal_padding + x_offset, 0, m_model->column_width(column_index), item_height());
painter.draw_text(cell_rect, m_model->column_name(column_index), TextAlignment::CenterLeft, Color::Black);
x_offset += m_model->column_width(column_index) + horizontal_padding;
}
painter.draw_line({ 0, 0 }, { width() - 1, 0 }, Color::White);
painter.draw_line({ 0, header_height() - 1 }, { width() - 1, header_height() - 1 }, Color::DarkGray);
int y_offset = header_height();
for (int row_index = 0; row_index < m_model->row_count(); ++row_index) {
@ -116,6 +109,18 @@ void ProcessView::paint_event(GPaintEvent&)
Rect unpainted_rect(0, painted_item_index * item_height(), width(), height());
unpainted_rect.intersect(rect());
painter.fill_rect(unpainted_rect, Color::White);
// Untranslate the painter and paint the column headers.
painter.translate(0, m_scrollbar->value());
painter.fill_rect({ 0, 0, width(), header_height() }, Color::LightGray);
int x_offset = 0;
for (int column_index = 0; column_index < m_model->column_count(); ++column_index) {
Rect cell_rect(horizontal_padding + x_offset, 0, m_model->column_width(column_index), item_height());
painter.draw_text(cell_rect, m_model->column_name(column_index), TextAlignment::CenterLeft, Color::Black);
x_offset += m_model->column_width(column_index) + horizontal_padding;
}
painter.draw_line({ 0, 0 }, { width() - 1, 0 }, Color::White);
painter.draw_line({ 0, header_height() - 1 }, { width() - 1, header_height() - 1 }, Color::DarkGray);
}
void ProcessView::set_status_message(String&& message)