25475f7003
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.
120 lines
3.1 KiB
C++
120 lines
3.1 KiB
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/String.h>
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#include <AK/StringBuilder.h>
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#include <LibCore/EventLoop.h>
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#include <LibGUI/Action.h>
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#include <LibGUI/ActionGroup.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Button.h>
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#include <LibGUI/Painter.h>
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#include <LibGUI/SeparatorWidget.h>
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#include <LibGUI/Toolbar.h>
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#include <LibGfx/Palette.h>
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REGISTER_WIDGET(GUI, Toolbar)
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namespace GUI {
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Toolbar::Toolbar(Orientation orientation, int button_size)
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: m_orientation(orientation)
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, m_button_size(button_size)
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{
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if (m_orientation == Orientation::Horizontal) {
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set_fixed_height(button_size + 8);
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} else {
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set_fixed_width(button_size + 8);
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}
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set_layout<BoxLayout>(orientation);
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layout()->set_spacing(0);
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layout()->set_margins({ 2, 2, 2, 2 });
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}
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Toolbar::~Toolbar()
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{
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}
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class ToolbarButton final : public Button {
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C_OBJECT(ToolbarButton);
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public:
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virtual ~ToolbarButton() override { }
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private:
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explicit ToolbarButton(Action& action)
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{
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if (action.group() && action.group()->is_exclusive())
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set_exclusive(true);
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set_action(action);
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set_tooltip(tooltip(action));
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set_focus_policy(FocusPolicy::NoFocus);
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if (action.icon())
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set_icon(action.icon());
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else
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set_text(action.text());
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set_button_style(Gfx::ButtonStyle::Coolbar);
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}
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String tooltip(const Action& action) const
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{
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StringBuilder builder;
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builder.append(action.text());
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if (action.shortcut().is_valid()) {
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builder.append(" (");
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builder.append(action.shortcut().to_string());
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builder.append(")");
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}
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return builder.to_string();
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}
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virtual void enter_event(Core::Event& event) override
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{
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auto* app = Application::the();
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if (app && action())
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Core::EventLoop::current().post_event(*app, make<ActionEvent>(ActionEvent::Type::ActionEnter, *action()));
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return Button::enter_event(event);
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}
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virtual void leave_event(Core::Event& event) override
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{
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auto* app = Application::the();
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if (app && action())
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Core::EventLoop::current().post_event(*app, make<ActionEvent>(ActionEvent::Type::ActionLeave, *action()));
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return Button::leave_event(event);
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}
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};
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GUI::Button& Toolbar::add_action(Action& action)
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{
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auto item = make<Item>();
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item->type = Item::Type::Action;
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item->action = action;
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auto& button = add<ToolbarButton>(action);
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button.set_fixed_size(m_button_size + 8, m_button_size + 8);
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m_items.append(move(item));
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return button;
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}
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void Toolbar::add_separator()
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{
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auto item = make<Item>();
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item->type = Item::Type::Separator;
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add<SeparatorWidget>(m_orientation == Gfx::Orientation::Horizontal ? Gfx::Orientation::Vertical : Gfx::Orientation::Horizontal);
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m_items.append(move(item));
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}
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void Toolbar::paint_event(PaintEvent& event)
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{
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Painter painter(*this);
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painter.add_clip_rect(event.rect());
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painter.fill_rect(event.rect(), palette().button());
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}
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}
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