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LibGUI: Focus next tab after closing active tab

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Focus the next tab after closing the currently active tab.
If the tab being closed is the last one then the new last
tab is active.
This commit is contained in:
Noah Haasis
2021-10-18 19:21:42 +02:00
committed by Ali Mohammad Pur
parent de2e95b278
commit 05aeff1c4d
1 changed files with 10 additions and 3 deletions
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13
Userland/Libraries/LibGUI/TabWidget.cpp
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@@ -56,10 +56,17 @@ void TabWidget::add_widget(const StringView& title, Widget& widget)
void TabWidget::remove_widget(Widget& widget)
{
VERIFY(widget.parent() == this);
if (active_widget() == &widget)
activate_next_tab();
m_tabs.remove_first_matching([&widget](auto& entry) { return &widget == entry.widget; });
auto tab_index = m_tabs.find_if([&widget](auto& entry) { return &widget == entry.widget; }).index();
auto is_active = active_widget() == &widget;
m_tabs.remove(tab_index);
remove_child(widget);
if (is_active && m_tabs.size() > 0) {
auto next_tab_index = tab_index >= m_tabs.size() ? m_tabs.size() - 1 : tab_index;
set_tab_index(next_tab_index);
}
update_focus_policy();
if (on_tab_count_change)
on_tab_count_change(m_tabs.size());