ladybird/Userland/Libraries/LibGUI/Toolbar.cpp
Andreas Kling 25475f7003 LibGUI: Make toolbar buttons non-focusable by default
Toolbar buttons are meant for quick mouse access to common actions,
while quick keyboard access is normally achieved via keyboard shortcuts
and underlined menu items.

This makes interfaces with many toolbar buttons (e.g GUI::FilePicker)
a lot nicer to navigate via keyboard.
2021-10-21 23:23:24 +02:00

121 lines
3.1 KiB
C++

/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/String.h>
#include <AK/StringBuilder.h>
#include <LibCore/EventLoop.h>
#include <LibGUI/Action.h>
#include <LibGUI/ActionGroup.h>
#include <LibGUI/Application.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::NoFocus);
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();
}
virtual void enter_event(Core::Event& event) override
{
auto* app = Application::the();
if (app && action())
Core::EventLoop::current().post_event(*app, make<ActionEvent>(ActionEvent::Type::ActionEnter, *action()));
return Button::enter_event(event);
}
virtual void leave_event(Core::Event& event) override
{
auto* app = Application::the();
if (app && action())
Core::EventLoop::current().post_event(*app, make<ActionEvent>(ActionEvent::Type::ActionLeave, *action()));
return Button::leave_event(event);
}
};
GUI::Button& 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));
return button;
}
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());
}
}