1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/*
* 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 <LibGUI/GDesktop.h>
#include <LibGUI/GDialog.h>
#include <LibGUI/GEvent.h>
GDialog::GDialog(CObject* parent)
: GWindow(parent)
{
set_modal(true);
}
GDialog::~GDialog()
{
}
int GDialog::exec()
{
ASSERT(!m_event_loop);
m_event_loop = make<CEventLoop>();
auto new_rect = rect();
if (parent() && parent()->is_window()) {
auto& parent_window = *static_cast<GWindow*>(parent());
new_rect.center_within(parent_window.rect());
} else {
new_rect.center_within(GDesktop::the().rect());
}
set_rect(new_rect);
show();
auto result = m_event_loop->exec();
m_event_loop = nullptr;
dbgprintf("%s: event loop returned with result %d\n", class_name(), result);
remove_from_parent();
return result;
}
void GDialog::done(int result)
{
if (!m_event_loop)
return;
m_result = result;
dbgprintf("%s: quit event loop with result %d\n", class_name(), result);
m_event_loop->quit(result);
}
void GDialog::event(CEvent& event)
{
if (event.type() == GEvent::KeyUp) {
auto& key_event = static_cast<GKeyEvent&>(event);
if (key_event.key() == KeyCode::Key_Escape) {
done(ExecCancel);
event.accept();
return;
}
}
GWindow::event(event);
}
void GDialog::close()
{
GWindow::close();
m_event_loop->quit(ExecCancel);
}
|
