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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibDraw/Palette.h>
#include <LibGUI/GAction.h>
#include <LibGUI/GApplication.h>
#include <LibGUI/GDesktop.h>
#include <LibGUI/GLabel.h>
#include <LibGUI/GMenuBar.h>
#include <LibGUI/GPainter.h>
#include <LibGUI/GWindow.h>
#include <LibGUI/GWindowServerConnection.h>
static GApplication* s_the;
GApplication& GApplication::the()
{
ASSERT(s_the);
return *s_the;
}
GApplication::GApplication(int argc, char** argv)
{
(void)argc;
(void)argv;
ASSERT(!s_the);
s_the = this;
m_event_loop = make<CEventLoop>();
GWindowServerConnection::the();
if (argc > 0)
m_invoked_as = argv[0];
for (int i = 1; i < argc; i++)
m_args.append(argv[i]);
}
GApplication::~GApplication()
{
s_the = nullptr;
}
int GApplication::exec()
{
int exit_code = m_event_loop->exec();
// NOTE: Maybe it would be cool to return instead of exit()?
// This would require cleaning up all the CObjects on the heap.
exit(exit_code);
return exit_code;
}
void GApplication::quit(int exit_code)
{
m_event_loop->quit(exit_code);
}
void GApplication::set_menubar(OwnPtr<GMenuBar>&& menubar)
{
if (m_menubar)
m_menubar->notify_removed_from_application({});
m_menubar = move(menubar);
if (m_menubar)
m_menubar->notify_added_to_application({});
}
void GApplication::register_global_shortcut_action(Badge<GAction>, GAction& action)
{
m_global_shortcut_actions.set(action.shortcut(), &action);
}
void GApplication::unregister_global_shortcut_action(Badge<GAction>, GAction& action)
{
m_global_shortcut_actions.remove(action.shortcut());
}
GAction* GApplication::action_for_key_event(const GKeyEvent& event)
{
auto it = m_global_shortcut_actions.find(GShortcut(event.modifiers(), (KeyCode)event.key()));
if (it == m_global_shortcut_actions.end())
return nullptr;
return (*it).value;
}
class GApplication::TooltipWindow final : public GWindow {
public:
TooltipWindow()
{
set_window_type(GWindowType::Tooltip);
m_label = GLabel::construct();
m_label->set_background_color(Color::from_rgb(0xdac7b5));
m_label->set_fill_with_background_color(true);
m_label->set_frame_thickness(1);
m_label->set_frame_shape(FrameShape::Container);
m_label->set_frame_shadow(FrameShadow::Plain);
set_main_widget(m_label);
}
void set_tooltip(const StringView& tooltip)
{
// FIXME: Add some kind of GLabel auto-sizing feature.
int text_width = m_label->font().width(tooltip);
set_rect(100, 100, text_width + 10, m_label->font().glyph_height() + 8);
m_label->set_text(tooltip);
}
RefPtr<GLabel> m_label;
};
void GApplication::show_tooltip(const StringView& tooltip, const Point& screen_location)
{
if (!m_tooltip_window) {
m_tooltip_window = new TooltipWindow;
m_tooltip_window->set_double_buffering_enabled(false);
}
m_tooltip_window->set_tooltip(tooltip);
Rect desktop_rect = GDesktop::the().rect();
const int margin = 30;
Point adjusted_pos = screen_location;
if (adjusted_pos.x() + m_tooltip_window->width() >= desktop_rect.width() - margin) {
adjusted_pos = adjusted_pos.translated(-m_tooltip_window->width(), 0);
}
if (adjusted_pos.y() + m_tooltip_window->height() >= desktop_rect.height() - margin) {
adjusted_pos = adjusted_pos.translated(0, -(m_tooltip_window->height() * 2));
}
m_tooltip_window->move_to(adjusted_pos);
m_tooltip_window->show();
}
void GApplication::hide_tooltip()
{
if (m_tooltip_window) {
m_tooltip_window->hide();
m_tooltip_window = nullptr;
}
}
void GApplication::did_create_window(Badge<GWindow>)
{
if (m_event_loop->was_exit_requested())
m_event_loop->unquit();
}
void GApplication::did_delete_last_window(Badge<GWindow>)
{
if (m_quit_when_last_window_deleted)
m_event_loop->quit(0);
}
void GApplication::set_system_palette(SharedBuffer& buffer)
{
if (!m_system_palette)
m_system_palette = PaletteImpl::create_with_shared_buffer(buffer);
else
m_system_palette->replace_internal_buffer({}, buffer);
if (!m_palette)
m_palette = m_system_palette;
}
void GApplication::set_palette(const Palette& palette)
{
m_palette = palette.impl();
}
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