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LibGUI: Fix GTreeView crash on pressing Left/Right without selection

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This commit is contained in:
Andreas Kling 2019-12-16 18:25:02 +01:00
parent fe421bd7b4
commit 870df4a8c6
1 changed files with 2 additions and 2 deletions
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4
Libraries/LibGUI/GTreeView.cpp
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@ -370,7 +370,7 @@ void GTreeView::keydown_event(GKeyEvent& event)
return; return;
} }
if (event.key() == KeyCode::Key_Left) { if (event.key() == KeyCode::Key_Left) {
if (model()->row_count(cursor_index)) { if (cursor_index.is_valid() && model()->row_count(cursor_index)) {
auto& metadata = ensure_metadata_for_index(cursor_index); auto& metadata = ensure_metadata_for_index(cursor_index);
if (metadata.open) { if (metadata.open) {
metadata.open = false; metadata.open = false;
@ -382,7 +382,7 @@ void GTreeView::keydown_event(GKeyEvent& event)
} }
} }
if (event.key() == KeyCode::Key_Right) { if (event.key() == KeyCode::Key_Right) {
if (model()->row_count(cursor_index)) { if (cursor_index.is_valid() && model()->row_count(cursor_index)) {
auto& metadata = ensure_metadata_for_index(cursor_index); auto& metadata = ensure_metadata_for_index(cursor_index);
if (!metadata.open) { if (!metadata.open) {
metadata.open = true; metadata.open = true;