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93 lines
2.7 KiB
C++
93 lines
2.7 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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#include <LibGUI/GDesktop.h>
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#include <LibGUI/GDialog.h>
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#include <LibGUI/GEvent.h>
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namespace GUI {
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Dialog::Dialog(Core::Object* parent)
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: Window(parent)
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{
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set_modal(true);
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}
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Dialog::~Dialog()
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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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dbgprintf("%s: event loop returned with result %d\n", class_name(), result);
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remove_from_parent();
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return result;
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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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dbgprintf("%s: quit event loop with result %d\n", class_name(), result);
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m_event_loop->quit(result);
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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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Window::event(event);
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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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