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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Painter.h>
#include <LibGUI/ResizeCorner.h>
#include <LibGUI/Statusbar.h>
#include <LibGUI/Window.h>
#include <LibGfx/Palette.h>
#include <LibGfx/StylePainter.h>
REGISTER_WIDGET(GUI, Statusbar)
namespace GUI {
Statusbar::Statusbar(int count)
{
set_fixed_height(18);
set_layout<HorizontalBoxLayout>();
layout()->set_margins(0);
layout()->set_spacing(2);
m_corner = add<ResizeCorner>();
set_segment_count(count);
REGISTER_STRING_PROPERTY("text", text, set_text);
REGISTER_INT_PROPERTY("segment_count", segment_count, set_segment_count);
}
NonnullRefPtr<Statusbar::Segment> Statusbar::create_segment()
{
auto widget = Segment::construct();
insert_child_before(*widget, *m_corner);
return widget;
}
void Statusbar::child_event(Core::ChildEvent& event)
{
auto& event_to_forward = event;
// To ensure that the ResizeCorner is always the last widget, and thus stays in the corner,
// we replace ChildAdded events that do not request specific placement with events that request placement before the corner
if (event.type() == Event::ChildAdded && is<Widget>(*event.child()) && !event.insertion_before_child()) {
Core::ChildEvent new_event(Event::ChildAdded, *event.child(), m_corner.ptr());
event_to_forward = new_event;
}
return Widget::child_event(event_to_forward);
}
void Statusbar::set_segment_count(size_t count)
{
if (count <= 1)
count = 1;
for (auto i = m_segments.size(); i < count; i++) {
auto segment = create_segment();
m_segments.append(move(segment));
}
}
void Statusbar::update_segment(size_t index)
{
auto& segment = m_segments.at(index);
if (segment.mode() == Segment::Mode::Auto) {
if (segment.restored_text().is_empty())
segment.set_visible(false);
else {
constexpr auto horizontal_padding { 10 };
auto width = font().width(segment.restored_text()) + horizontal_padding;
segment.set_restored_width(width);
segment.set_fixed_width(width);
}
} else if (segment.mode() == Segment::Mode::Fixed) {
if (segment.max_width().is_int()) {
segment.set_restored_width(segment.max_width().as_int());
segment.set_fixed_width(segment.max_width());
}
}
if (segment.override_text().is_null()) {
for (size_t i = 1; i < m_segments.size(); i++) {
if (!text(i).is_empty())
m_segments[i].set_visible(true);
}
segment.set_text(segment.restored_text());
segment.set_frame_shape(Gfx::FrameShape::Panel);
if (segment.mode() != Segment::Mode::Proportional)
segment.set_fixed_width(segment.restored_width());
} else {
for (size_t i = 1; i < m_segments.size(); i++) {
if (!m_segments[i].is_clickable())
m_segments[i].set_visible(false);
}
segment.set_text(segment.override_text());
segment.set_frame_shape(Gfx::FrameShape::NoFrame);
if (segment.mode() != Segment::Mode::Proportional)
segment.set_fixed_width(SpecialDimension::Grow);
}
}
DeprecatedString Statusbar::text(size_t index) const
{
return m_segments.at(index).text();
}
void Statusbar::set_text(DeprecatedString text)
{
set_text(0, move(text));
}
void Statusbar::set_text(size_t index, DeprecatedString text)
{
m_segments.at(index).m_restored_text = move(text);
update_segment(index);
}
void Statusbar::set_override_text(DeprecatedString override_text)
{
m_segments.at(0).m_override_text = move(override_text);
update_segment(0);
}
void Statusbar::paint_event(PaintEvent& event)
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
painter.fill_rect(rect(), palette().button());
}
void Statusbar::resize_event(ResizeEvent& event)
{
if (auto* window = this->window()) {
m_corner->set_visible(window->is_resizable() && !window->is_maximized());
}
Widget::resize_event(event);
}
Statusbar::Segment::Segment()
{
set_fixed_height(18);
set_focus_policy(GUI::FocusPolicy::NoFocus);
set_button_style(Gfx::ButtonStyle::Tray);
set_text_alignment(Gfx::TextAlignment::CenterLeft);
}
void Statusbar::Segment::paint_event(PaintEvent& event)
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
Gfx::StylePainter::current().paint_frame(painter, rect(), palette(), m_shape, Gfx::FrameShadow::Sunken, m_thickness, spans_entire_window_horizontally());
if (is_clickable())
Button::paint_event(event);
else if (!text().is_empty())
painter.draw_text(rect().shrunken(font().max_glyph_width(), 0), text(), text_alignment(), palette().color(foreground_role()), Gfx::TextElision::Right, Gfx::TextWrapping::DontWrap);
}
void Statusbar::Segment::mousedown_event(MouseEvent& event)
{
if (!is_clickable())
return;
Button::mousedown_event(event);
}
void Statusbar::Segment::mouseup_event(MouseEvent& event)
{
if (!is_clickable())
return;
Button::mouseup_event(event);
}
}
|
