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GTreeView: Make it possible to multi-select with the Ctrl modifier

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This commit is contained in:
Andreas Kling 2019-11-11 19:36:40 +01:00
parent d5f735ecec
commit 812ee330e6
Notes: sideshowbarker 2024-07-19 11:15:15 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/812ee330e69
1 changed files with 12 additions and 6 deletions
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18
Libraries/LibGUI/GTreeView.cpp
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@ -66,15 +66,21 @@ void GTreeView::mousedown_event(GMouseEvent& event)
auto adjusted_position = event.position().translated(horizontal_scrollbar().value() - frame_thickness(), vertical_scrollbar().value() - frame_thickness());
bool is_toggle;
auto index = index_at_content_position(adjusted_position, is_toggle);
if (!index.is_valid())
if (!index.is_valid()) {
if (event.button() == GMouseButton::Left && !(event.modifiers() & Mod_Ctrl))
selection().clear();
return;
if (selection().first() != index) {
selection().set(index);
}
if (is_toggle && model.row_count(index))
toggle_index(index);
if (event.button() == GMouseButton::Left) {
if (event.modifiers() & Mod_Ctrl) {
selection().toggle(index);
} else {
selection().set(index);
}
if (is_toggle && model.row_count(index))
toggle_index(index);
}
}
void GTreeView::doubleclick_event(GMouseEvent& event)