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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "NotificationWindow.h"
#include <AK/HashMap.h>
#include <AK/Vector.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Desktop.h>
#include <LibGUI/Label.h>
#include <LibGUI/Widget.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/FontDatabase.h>
#include <LibGfx/ShareableBitmap.h>
namespace NotificationServer {
static HashMap<u32, RefPtr<NotificationWindow>> s_windows;
static void update_notification_window_locations(const Gfx::IntRect& screen_rect)
{
Gfx::IntRect last_window_rect;
for (auto& window_entry : s_windows) {
auto& window = window_entry.value;
Gfx::IntPoint new_window_location;
if (last_window_rect.is_null())
new_window_location = screen_rect.top_right().translated(-window->rect().width() - 24, 7);
else
new_window_location = last_window_rect.bottom_left().translated(0, 10);
if (window->rect().location() != new_window_location) {
window->move_to(new_window_location);
window->set_original_rect(window->rect());
}
last_window_rect = window->rect();
}
}
NotificationWindow::NotificationWindow(i32 client_id, const String& text, const String& title, const Gfx::ShareableBitmap& icon)
{
m_id = client_id;
s_windows.set(m_id, this);
set_window_type(GUI::WindowType::Notification);
set_resizable(false);
set_minimizable(false);
Gfx::IntRect lowest_notification_rect_on_screen;
for (auto& window_entry : s_windows) {
auto& window = window_entry.value;
if (window->m_original_rect.y() > lowest_notification_rect_on_screen.y())
lowest_notification_rect_on_screen = window->m_original_rect;
}
Gfx::IntRect rect;
rect.set_width(220);
rect.set_height(40);
rect.set_location(GUI::Desktop::the().rect().top_right().translated(-rect.width() - 24, 7));
if (!lowest_notification_rect_on_screen.is_null())
rect.set_location(lowest_notification_rect_on_screen.bottom_left().translated(0, 10));
set_rect(rect);
m_original_rect = rect;
auto& widget = set_main_widget<GUI::Widget>();
widget.set_fill_with_background_color(true);
widget.set_layout<GUI::HorizontalBoxLayout>();
widget.layout()->set_margins(8);
widget.layout()->set_spacing(6);
m_image = &widget.add<GUI::ImageWidget>();
m_image->set_visible(icon.is_valid());
if (icon.is_valid()) {
m_image->set_bitmap(icon.bitmap());
}
auto& left_container = widget.add<GUI::Widget>();
left_container.set_layout<GUI::VerticalBoxLayout>();
m_title_label = &left_container.add<GUI::Label>(title);
m_title_label->set_font(Gfx::FontDatabase::default_font().bold_variant());
m_title_label->set_text_alignment(Gfx::TextAlignment::CenterLeft);
m_text_label = &left_container.add<GUI::Label>(text);
m_text_label->set_text_alignment(Gfx::TextAlignment::CenterLeft);
// FIXME: There used to be code for setting the tooltip here, but since we
// expand the notification now we no longer set the tooltip. Should there be
// a limit to the lines shown in an expanded notification, at which point a
// tooltip should be set?
on_close = [this] {
s_windows.remove(m_id);
update_notification_window_locations(GUI::Desktop::the().rect());
};
}
RefPtr<NotificationWindow> NotificationWindow::get_window_by_id(i32 id)
{
auto window = s_windows.get(id);
return window.value_or(nullptr);
}
void NotificationWindow::resize_to_fit_text()
{
auto line_height = m_text_label->font().glyph_height();
auto total_height = m_text_label->preferred_height();
m_text_label->set_fixed_height(total_height);
set_height(40 - line_height + total_height);
}
void NotificationWindow::enter_event(Core::Event&)
{
m_hovering = true;
resize_to_fit_text();
move_to_front();
}
void NotificationWindow::leave_event(Core::Event&)
{
m_hovering = false;
m_text_label->set_fixed_height(-1);
set_height(40);
}
void NotificationWindow::set_text(String const& value)
{
m_text_label->set_text(value);
if (m_hovering)
resize_to_fit_text();
}
void NotificationWindow::set_title(String const& value)
{
m_title_label->set_text(value);
}
void NotificationWindow::set_image(Gfx::ShareableBitmap const& image)
{
m_image->set_visible(image.is_valid());
if (image.is_valid()) {
m_image->set_bitmap(image.bitmap());
}
}
void NotificationWindow::set_height(int height)
{
auto rect = this->rect();
rect.set_height(height);
set_rect(rect);
}
void NotificationWindow::screen_rects_change_event(GUI::ScreenRectsChangeEvent& event)
{
update_notification_window_locations(event.rects()[event.main_screen_index()]);
}
}
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