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			93 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include <LibCore/EventLoop.h>
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| #include <LibGUI/Desktop.h>
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| #include <LibGUI/Dialog.h>
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| #include <LibGUI/Event.h>
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| 
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| namespace GUI {
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| 
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| Dialog::Dialog(Window* parent_window)
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|     : Window(parent_window)
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| {
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|     set_modal(true);
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| }
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| 
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| Dialog::~Dialog()
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| {
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| }
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| 
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| int Dialog::exec()
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| {
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|     ASSERT(!m_event_loop);
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|     m_event_loop = make<Core::EventLoop>();
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|     auto new_rect = rect();
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|     if (parent() && parent()->is_window()) {
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|         auto& parent_window = *static_cast<Window*>(parent());
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|         new_rect.center_within(parent_window.rect());
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|     } else {
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|         new_rect.center_within(Desktop::the().rect());
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|     }
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|     set_rect(new_rect);
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|     show();
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|     auto result = m_event_loop->exec();
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|     m_event_loop = nullptr;
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|     dbg() << *this << ": Event loop returned with result " << result;
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|     remove_from_parent();
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|     return result;
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| }
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| 
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| void Dialog::done(int result)
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| {
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|     if (!m_event_loop)
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|         return;
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|     m_result = result;
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|     dbg() << *this << ": Quit event loop with result " << result;
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|     m_event_loop->quit(result);
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| }
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| 
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| void Dialog::event(Core::Event& event)
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| {
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|     if (event.type() == Event::KeyUp) {
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|         auto& key_event = static_cast<KeyEvent&>(event);
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|         if (key_event.key() == KeyCode::Key_Escape) {
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|             done(ExecCancel);
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|             event.accept();
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|             return;
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|         }
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|     }
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| 
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|     Window::event(event);
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| }
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| 
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| void Dialog::close()
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| {
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|     Window::close();
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|     m_event_loop->quit(ExecCancel);
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| }
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| 
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| }
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