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Code Issues Activity Actions

WindowServer: Fix menu location on screens other than main screen

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The menus always thought they were being outside of the main screen,
which caused them to be left and/or top aligned. This also fixes the
calculation of the available space by using the screen rectangle where
it will be displayed.
This commit is contained in:
Tom 2021-06-27 14:40:51 -06:00 • committed by Andreas Kling
parent 2d4eb40f59
commit 30f531a55f
4 changed files with 34 additions and 26 deletions
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46
Userland/Services/WindowServer/Menu.cpp
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@ -118,13 +118,30 @@ void Menu::redraw()
menu_window()->invalidate();
}
Window& Menu::ensure_menu_window()
Window& Menu::ensure_menu_window(Gfx::IntPoint const& position)
{
if (m_menu_window)
return *m_menu_window;
auto& screen = Screen::closest_to_location(position);
int width = this->content_width();
auto calculate_window_rect = [&]() -> Gfx::IntRect {
int window_height_available = screen.height() - frame_thickness() * 2;
int max_window_height = (window_height_available / item_height()) * item_height() + frame_thickness() * 2;
int content_height = m_items.is_empty() ? 0 : (m_items.last().rect().bottom() + 1) + frame_thickness();
int window_height = min(max_window_height, content_height);
if (window_height < content_height) {
m_scrollable = true;
m_max_scroll_offset = item_count() - window_height / item_height() + 2;
}
return { position, { width, window_height } };
};
if (m_menu_window) {
// We might be on a different screen than previously, so recalculate the
// menu's rectangle as we have more or less screen available now
m_menu_window->set_rect(calculate_window_rect());
return *m_menu_window;
}
Gfx::IntPoint next_item_location(frame_thickness(), frame_thickness());
for (auto& item : m_items) {
int height = 0;
@ -136,18 +153,9 @@ Window& Menu::ensure_menu_window()
next_item_location.translate_by(0, height);
}
int window_height_available = Screen::main().height() - frame_thickness() * 2; // TODO: we don't know yet on what screen!
int max_window_height = (window_height_available / item_height()) * item_height() + frame_thickness() * 2;
int content_height = m_items.is_empty() ? 0 : (m_items.last().rect().bottom() + 1) + frame_thickness();
int window_height = min(max_window_height, content_height);
if (window_height < content_height) {
m_scrollable = true;
m_max_scroll_offset = item_count() - window_height / item_height() + 2;
}
auto window = Window::construct(*this, WindowType::Menu);
window->set_visible(false);
window->set_rect(0, 0, width, window_height);
window->set_rect(calculate_window_rect());
m_menu_window = move(window);
draw();
return *m_menu_window;
@ -287,7 +295,7 @@ void Menu::update_for_new_hovered_item(bool make_input)
hovered_item->submenu()->do_popup(hovered_item->rect().top_right().translated(menu_window()->rect().location()), make_input, true);
} else {
MenuManager::the().close_everyone_not_in_lineage(*this);
ensure_menu_window();
VERIFY(menu_window());
set_visible(true);
}
}
@ -580,19 +588,19 @@ void Menu::do_popup(const Gfx::IntPoint& position, bool make_input, bool as_subm
return;
}
auto& window = ensure_menu_window();
auto& screen = Screen::closest_to_location(position);
auto& window = ensure_menu_window(position);
redraw_if_theme_changed();
const int margin = 30;
auto& screen = Screen::closest_to_location(position);
Gfx::IntPoint adjusted_pos = position;
if (adjusted_pos.x() + window.width() >= screen.width() - margin) {
if (adjusted_pos.x() + window.width() > screen.rect().right() - margin) {
adjusted_pos = adjusted_pos.translated(-window.width(), 0);
} else {
adjusted_pos.set_x(adjusted_pos.x() + 1);
}
if (adjusted_pos.y() + window.height() >= screen.height() - margin) {
if (adjusted_pos.y() + window.height() > screen.rect().bottom() - margin) {
adjusted_pos = adjusted_pos.translated(0, -min(window.height(), adjusted_pos.y()));
if (as_submenu)
adjusted_pos = adjusted_pos.translated(0, item_height());