ladybird/Libraries/LibGUI/ToolBar.cpp
2020-02-06 20:33:02 +01:00

127 lines
4.2 KiB
C++

/*
* 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 <LibGfx/Palette.h>
#include <LibGUI/Action.h>
#include <LibGUI/ActionGroup.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/Painter.h>
#include <LibGUI/ToolBar.h>
namespace GUI {
ToolBar::ToolBar(Widget* parent)
: ToolBar(Orientation::Horizontal, 16, parent)
{
}
ToolBar::ToolBar(Orientation orientation, int button_size, Widget* parent)
: Widget(parent)
, m_button_size(button_size)
{
if (orientation == Orientation::Horizontal) {
set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
set_preferred_size(0, button_size + 12);
} else {
set_size_policy(SizePolicy::Fixed, SizePolicy::Fill);
set_preferred_size(button_size + 12, 0);
}
set_layout(make<BoxLayout>(orientation));
layout()->set_spacing(0);
layout()->set_margins({ 2, 2, 2, 2 });
}
ToolBar::~ToolBar()
{
}
void ToolBar::add_action(Action& action)
{
auto item = make<Item>();
item->type = Item::Type::Action;
item->action = action;
auto button = Button::construct(this);
if (action.group() && action.group()->is_exclusive())
button->set_exclusive(true);
button->set_action(*item->action);
button->set_tooltip(item->action->text());
if (item->action->icon())
button->set_icon(item->action->icon());
else
button->set_text(item->action->text());
button->set_button_style(Gfx::ButtonStyle::CoolBar);
button->set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
ASSERT(button->size_policy(Orientation::Horizontal) == SizePolicy::Fixed);
ASSERT(button->size_policy(Orientation::Vertical) == SizePolicy::Fixed);
button->set_preferred_size(m_button_size + 8, m_button_size + 8);
m_items.append(move(item));
}
class SeparatorWidget final : public Widget {
C_OBJECT(SeparatorWidget)
public:
SeparatorWidget(Widget* parent)
: Widget(parent)
{
set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
set_preferred_size(8, 22);
}
virtual ~SeparatorWidget() override {}
virtual void paint_event(PaintEvent& event) override
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
painter.translate(rect().center().x() - 1, 0);
painter.draw_line({ 0, 0 }, { 0, rect().bottom() }, palette().threed_shadow1());
painter.draw_line({ 1, 0 }, { 1, rect().bottom() }, palette().threed_highlight());
}
};
void ToolBar::add_separator()
{
auto item = make<Item>();
item->type = Item::Type::Separator;
new SeparatorWidget(this);
m_items.append(move(item));
}
void ToolBar::paint_event(PaintEvent& event)
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
if (m_has_frame)
Gfx::StylePainter::paint_surface(painter, rect(), palette(), x() != 0, y() != 0);
else
painter.fill_rect(event.rect(), palette().button());
}
}