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LibGUI: Preserve existing GItemView selection on rubber band (#1031)

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This commit is contained in:
DAlperin
2020-01-07 10:18:12 -05:00
committed by Andreas Kling
parent 5387a19268
commit dcc4704fb5
2 changed files with 14 additions and 1 deletions
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14
Libraries/LibGUI/GItemView.cpp
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@@ -116,7 +116,13 @@ void GItemView::mousedown_event(GMouseEvent& event)
if (event.button() == GMouseButton::Left) {
m_left_mousedown_position = event.position();
if (item_index == -1) {
selection().clear();
if(event.modifiers() & Mod_Ctrl) {
selection().for_each_index([&](auto& index) {
m_rubber_band_remembered_selection.append(index);
});
} else {
selection().clear();
}
m_rubber_banding = true;
m_rubber_band_origin = event.position();
m_rubber_band_current = event.position();
@@ -136,6 +142,7 @@ void GItemView::mouseup_event(GMouseEvent& event)
{
if (m_rubber_banding && event.button() == GMouseButton::Left) {
m_rubber_banding = false;
m_rubber_band_remembered_selection.clear();
update();
return;
}
@@ -155,6 +162,11 @@ void GItemView::mousemove_event(GMouseEvent& event)
for (auto item_index : items_intersecting_rect(rubber_band_rect)) {
selection().add(model()->index(item_index, model_column()));
}
if(event.modifiers() & Mod_Ctrl) {
for (auto storeditem : m_rubber_band_remembered_selection) {
selection().add(storeditem);
}
}
update();
return;
}