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LibGUI: Handle "Return" key events

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I kept on trying to use the enter key to navigate a tree view, when only
left and right arrow keys are used for this. Now also suport the return
key, is used as a toggle to open a tree.
This commit is contained in:
Shannon Booth 2020-01-18 12:11:09 +13:00 • committed by Andreas Kling
parent 6697513d30
commit 22d1961c9a
1 changed files with 22 additions and 12 deletions
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34
Libraries/LibGUI/GTreeView.cpp
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@ -376,30 +376,40 @@ void GTreeView::keydown_event(GKeyEvent& event)
selection().set(found_index);
return;
}
auto open_tree_node = [&](bool open, MetadataForIndex& metadata) {
metadata.open = open;
update_column_sizes();
update_content_size();
update();
};
if (event.key() == KeyCode::Key_Left) {
if (cursor_index.is_valid() && model()->row_count(cursor_index)) {
auto& metadata = ensure_metadata_for_index(cursor_index);
if (metadata.open) {
metadata.open = false;
update_column_sizes();
update_content_size();
update();
}
if (metadata.open)
open_tree_node(false, metadata);
return;
}
}
if (event.key() == KeyCode::Key_Right) {
if (cursor_index.is_valid() && model()->row_count(cursor_index)) {
auto& metadata = ensure_metadata_for_index(cursor_index);
if (!metadata.open) {
metadata.open = true;
update_column_sizes();
update_content_size();
update();
}
if (!metadata.open)
open_tree_node(true, metadata);
return;
}
}
if (event.key() == KeyCode::Key_Return) {
if (cursor_index.is_valid() && model()->row_count(cursor_index)) {
auto& metadata = ensure_metadata_for_index(cursor_index);
open_tree_node(!metadata.open, metadata);
return;
}
}
}
int GTreeView::item_count() const