mirror of
https://github.com/RGBCube/serenity
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4190fd2199
Our "frame" concept very closely matches what the web specs call a "browsing context", so let's rename it to that. :^) The "main frame" becomes the "top-level browsing context", and "sub-frames" are now "nested browsing contexts".
129 lines
3.8 KiB
C++
129 lines
3.8 KiB
C++
/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGUI/Event.h>
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#include <LibGfx/Painter.h>
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#include <LibGfx/StylePainter.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/Layout/Label.h>
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#include <LibWeb/Layout/RadioButton.h>
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#include <LibWeb/Page/BrowsingContext.h>
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namespace Web::Layout {
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RadioButton::RadioButton(DOM::Document& document, HTML::HTMLInputElement& element, NonnullRefPtr<CSS::StyleProperties> style)
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: LabelableNode(document, element, move(style))
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{
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set_has_intrinsic_width(true);
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set_has_intrinsic_height(true);
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set_intrinsic_width(12);
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set_intrinsic_height(12);
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}
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RadioButton::~RadioButton()
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{
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}
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void RadioButton::paint(PaintContext& context, PaintPhase phase)
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{
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if (!is_visible())
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return;
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LabelableNode::paint(context, phase);
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if (phase == PaintPhase::Foreground) {
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Gfx::StylePainter::paint_radio_button(context.painter(), enclosing_int_rect(absolute_rect()), context.palette(), dom_node().checked(), m_being_pressed);
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}
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}
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void RadioButton::handle_mousedown(Badge<EventHandler>, const Gfx::IntPoint&, unsigned button, unsigned)
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{
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if (button != GUI::MouseButton::Left || !dom_node().enabled())
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return;
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m_being_pressed = true;
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set_needs_display();
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m_tracking_mouse = true;
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browsing_context().event_handler().set_mouse_event_tracking_layout_node(this);
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}
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void RadioButton::handle_mouseup(Badge<EventHandler>, const Gfx::IntPoint& position, unsigned button, unsigned)
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{
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if (!m_tracking_mouse || button != GUI::MouseButton::Left || !dom_node().enabled())
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return;
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// NOTE: Changing the checked state of the DOM node may run arbitrary JS, which could disappear this node.
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NonnullRefPtr protect = *this;
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bool is_inside_node_or_label = enclosing_int_rect(absolute_rect()).contains(position);
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if (!is_inside_node_or_label)
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is_inside_node_or_label = Label::is_inside_associated_label(*this, position);
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if (is_inside_node_or_label)
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set_checked_within_group();
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m_being_pressed = false;
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m_tracking_mouse = false;
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browsing_context().event_handler().set_mouse_event_tracking_layout_node(nullptr);
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}
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void RadioButton::handle_mousemove(Badge<EventHandler>, const Gfx::IntPoint& position, unsigned, unsigned)
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{
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if (!m_tracking_mouse || !dom_node().enabled())
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return;
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bool is_inside_node_or_label = enclosing_int_rect(absolute_rect()).contains(position);
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if (!is_inside_node_or_label)
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is_inside_node_or_label = Label::is_inside_associated_label(*this, position);
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if (m_being_pressed == is_inside_node_or_label)
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return;
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m_being_pressed = is_inside_node_or_label;
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set_needs_display();
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}
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void RadioButton::handle_associated_label_mousedown(Badge<Label>)
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{
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m_being_pressed = true;
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set_needs_display();
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}
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void RadioButton::handle_associated_label_mouseup(Badge<Label>)
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{
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// NOTE: Changing the checked state of the DOM node may run arbitrary JS, which could disappear this node.
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NonnullRefPtr protect = *this;
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set_checked_within_group();
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m_being_pressed = false;
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}
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void RadioButton::handle_associated_label_mousemove(Badge<Label>, bool is_inside_node_or_label)
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{
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if (m_being_pressed == is_inside_node_or_label)
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return;
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m_being_pressed = is_inside_node_or_label;
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set_needs_display();
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}
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void RadioButton::set_checked_within_group()
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{
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if (dom_node().checked())
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return;
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dom_node().set_checked(true);
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String name = dom_node().name();
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document().for_each_in_inclusive_subtree_of_type<HTML::HTMLInputElement>([&](auto& element) {
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if (element.checked() && (element.layout_node() != this) && (element.name() == name))
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element.set_checked(false);
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return IterationDecision::Continue;
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});
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}
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}
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