ladybird/Userland/Libraries/LibGUI/ToolBar.cpp
2021-01-12 12:17:46 +01:00

121 lines
3.7 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 <AK/String.h>
#include <AK/StringBuilder.h>
#include <LibGUI/Action.h>
#include <LibGUI/ActionGroup.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/Painter.h>
#include <LibGUI/SeparatorWidget.h>
#include <LibGUI/ToolBar.h>
#include <LibGfx/Palette.h>
REGISTER_WIDGET(GUI, ToolBar)
namespace GUI {
ToolBar::ToolBar(Orientation orientation, int button_size)
: m_orientation(orientation)
, m_button_size(button_size)
{
if (m_orientation == Orientation::Horizontal) {
set_fixed_height(button_size + 8);
} else {
set_fixed_width(button_size + 8);
}
set_layout<BoxLayout>(orientation);
layout()->set_spacing(0);
layout()->set_margins({ 2, 2, 2, 2 });
}
ToolBar::~ToolBar()
{
}
class ToolBarButton final : public Button {
C_OBJECT(ToolBarButton);
public:
virtual ~ToolBarButton() override { }
private:
explicit ToolBarButton(Action& action)
{
if (action.group() && action.group()->is_exclusive())
set_exclusive(true);
set_action(action);
set_tooltip(tooltip(action));
set_focus_policy(FocusPolicy::TabFocus);
if (action.icon())
set_icon(action.icon());
else
set_text(action.text());
set_button_style(Gfx::ButtonStyle::CoolBar);
}
String tooltip(const Action& action) const
{
StringBuilder builder;
builder.append(action.text());
if (action.shortcut().is_valid()) {
builder.append(" (");
builder.append(action.shortcut().to_string());
builder.append(")");
}
return builder.to_string();
}
};
void ToolBar::add_action(Action& action)
{
auto item = make<Item>();
item->type = Item::Type::Action;
item->action = action;
auto& button = add<ToolBarButton>(action);
button.set_fixed_size(m_button_size + 8, m_button_size + 8);
m_items.append(move(item));
}
void ToolBar::add_separator()
{
auto item = make<Item>();
item->type = Item::Type::Separator;
add<SeparatorWidget>(m_orientation == Gfx::Orientation::Horizontal ? Gfx::Orientation::Vertical : Gfx::Orientation::Horizontal);
m_items.append(move(item));
}
void ToolBar::paint_event(PaintEvent& event)
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
painter.fill_rect(event.rect(), palette().button());
}
}