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serenity/Userland/Applications/Browser/InspectorWidget.cpp
Vrins 044be82567 Browser: Allow jumping to stylenames by typing in the inspector
This adds the default behavior of search and highlighting of
abstractView to the inspectorWidget. Search results are based on
the titles in the first columns.
2022-03-15 20:00:09 +01:00

222 lines
8.8 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "InspectorWidget.h"
#include "ElementSizePreviewWidget.h"
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Splitter.h>
#include <LibGUI/TabWidget.h>
#include <LibGUI/TableView.h>
#include <LibGUI/TreeView.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/Element.h>
#include <LibWeb/DOMTreeModel.h>
#include <LibWeb/OutOfProcessWebView.h>
#include <LibWeb/StylePropertiesModel.h>
namespace Browser {
void InspectorWidget::set_selection(Selection selection)
{
if (!m_dom_json.has_value()) {
// DOM Tree hasn't been loaded yet, so make a note to inspect it later.
m_pending_selection = move(selection);
return;
}
auto* model = verify_cast<Web::DOMTreeModel>(m_dom_tree_view->model());
auto index = model->index_for_node(selection.dom_node_id, selection.pseudo_element);
if (!index.is_valid()) {
dbgln("InspectorWidget told to inspect non-existent node: {}", selection.to_string());
return;
}
m_dom_tree_view->expand_all_parents_of(index);
m_dom_tree_view->set_cursor(index, GUI::AbstractView::SelectionUpdate::Set);
set_selection(index);
}
void InspectorWidget::set_selection(GUI::ModelIndex const index)
{
if (!index.is_valid())
return;
auto* json = static_cast<JsonObject const*>(index.internal_data());
VERIFY(json);
Selection selection {};
if (json->has_u32("pseudo-element")) {
selection.dom_node_id = json->get("parent-id").to_i32();
selection.pseudo_element = static_cast<Web::CSS::Selector::PseudoElement>(json->get("pseudo-element").to_u32());
} else {
selection.dom_node_id = json->get("id").to_i32();
}
if (selection == m_selection)
return;
m_selection = move(selection);
auto maybe_inspected_node_properties = m_web_view->inspect_dom_node(m_selection.dom_node_id, m_selection.pseudo_element);
if (maybe_inspected_node_properties.has_value()) {
auto inspected_node_properties = maybe_inspected_node_properties.value();
load_style_json(inspected_node_properties.specified_values_json, inspected_node_properties.computed_values_json, inspected_node_properties.custom_properties_json);
update_node_box_model(inspected_node_properties.node_box_sizing_json);
} else {
clear_style_json();
}
}
InspectorWidget::InspectorWidget()
{
set_fill_with_background_color(true);
auto& layout = set_layout<GUI::VerticalBoxLayout>();
layout.set_margins({ 4, 4, 4, 4 });
auto& splitter = add<GUI::VerticalSplitter>();
auto& top_tab_widget = splitter.add<GUI::TabWidget>();
auto& dom_tree_container = top_tab_widget.add_tab<GUI::Widget>("DOM");
dom_tree_container.set_layout<GUI::VerticalBoxLayout>();
dom_tree_container.layout()->set_margins({ 4, 4, 4, 4 });
m_dom_tree_view = dom_tree_container.add<GUI::TreeView>();
m_dom_tree_view->on_selection_change = [this] {
const auto& index = m_dom_tree_view->selection().first();
set_selection(index);
};
auto& bottom_tab_widget = splitter.add<GUI::TabWidget>();
auto& computed_style_table_container = bottom_tab_widget.add_tab<GUI::Widget>("Computed");
computed_style_table_container.set_layout<GUI::VerticalBoxLayout>();
computed_style_table_container.layout()->set_margins({ 4, 4, 4, 4 });
m_style_table_view = computed_style_table_container.add<GUI::TableView>();
auto& resolved_style_table_container = bottom_tab_widget.add_tab<GUI::Widget>("Resolved");
resolved_style_table_container.set_layout<GUI::VerticalBoxLayout>();
resolved_style_table_container.layout()->set_margins({ 4, 4, 4, 4 });
m_computed_style_table_view = resolved_style_table_container.add<GUI::TableView>();
auto& custom_properties_table_container = bottom_tab_widget.add_tab<GUI::Widget>("Variables");
custom_properties_table_container.set_layout<GUI::VerticalBoxLayout>();
custom_properties_table_container.layout()->set_margins({ 4, 4, 4, 4 });
m_custom_properties_table_view = custom_properties_table_container.add<GUI::TableView>();
auto& box_model_widget = bottom_tab_widget.add_tab<GUI::Widget>("Box Model");
box_model_widget.set_layout<GUI::VerticalBoxLayout>();
box_model_widget.layout()->set_margins({ 4, 4, 4, 4 });
m_element_size_view = box_model_widget.add<ElementSizePreviewWidget>();
m_element_size_view->set_should_hide_unnecessary_scrollbars(true);
m_dom_tree_view->set_focus(true);
}
void InspectorWidget::select_default_node()
{
clear_style_json();
// FIXME: Select the <body> element, or else the root node.
m_dom_tree_view->collapse_tree();
m_dom_tree_view->set_cursor({}, GUI::AbstractView::SelectionUpdate::ClearIfNotSelected);
}
void InspectorWidget::set_dom_json(String json)
{
if (m_dom_json.has_value() && m_dom_json.value() == json)
return;
m_dom_json = json;
m_dom_tree_view->set_model(Web::DOMTreeModel::create(m_dom_json->view(), *m_dom_tree_view));
if (m_pending_selection.has_value()) {
set_selection(m_pending_selection.release_value());
} else {
select_default_node();
}
}
void InspectorWidget::clear_dom_json()
{
m_dom_json.clear();
m_dom_tree_view->set_model(nullptr);
clear_style_json();
}
void InspectorWidget::set_dom_node_properties_json(Selection selection, String specified_values_json, String computed_values_json, String custom_properties_json, String node_box_sizing_json)
{
if (selection != m_selection) {
dbgln("Got data for the wrong node id! Wanted ({}), got ({})", m_selection.to_string(), selection.to_string());
return;
}
load_style_json(specified_values_json, computed_values_json, custom_properties_json);
update_node_box_model(node_box_sizing_json);
}
void InspectorWidget::load_style_json(String specified_values_json, String computed_values_json, String custom_properties_json)
{
m_selection_specified_values_json = specified_values_json;
m_style_table_view->set_model(Web::StylePropertiesModel::create(m_selection_specified_values_json.value().view()));
m_style_table_view->set_searchable(true);
m_selection_computed_values_json = computed_values_json;
m_computed_style_table_view->set_model(Web::StylePropertiesModel::create(m_selection_computed_values_json.value().view()));
m_computed_style_table_view->set_searchable(true);
m_selection_custom_properties_json = custom_properties_json;
m_custom_properties_table_view->set_model(Web::StylePropertiesModel::create(m_selection_custom_properties_json.value().view()));
m_custom_properties_table_view->set_searchable(true);
}
void InspectorWidget::update_node_box_model(Optional<String> node_box_sizing_json)
{
if (!node_box_sizing_json.has_value()) {
return;
}
auto json_or_error = JsonValue::from_string(node_box_sizing_json.value());
if (json_or_error.is_error() || !json_or_error.value().is_object()) {
return;
}
auto json_value = json_or_error.release_value();
const auto& json_object = json_value.as_object();
m_node_box_sizing.margin.top = json_object.get("margin_top").to_float();
m_node_box_sizing.margin.right = json_object.get("margin_right").to_float();
m_node_box_sizing.margin.bottom = json_object.get("margin_bottom").to_float();
m_node_box_sizing.margin.left = json_object.get("margin_left").to_float();
m_node_box_sizing.padding.top = json_object.get("padding_top").to_float();
m_node_box_sizing.padding.right = json_object.get("padding_right").to_float();
m_node_box_sizing.padding.bottom = json_object.get("padding_bottom").to_float();
m_node_box_sizing.padding.left = json_object.get("padding_left").to_float();
m_node_box_sizing.border.top = json_object.get("border_top").to_float();
m_node_box_sizing.border.right = json_object.get("border_right").to_float();
m_node_box_sizing.border.bottom = json_object.get("border_bottom").to_float();
m_node_box_sizing.border.left = json_object.get("border_left").to_float();
m_element_size_view->set_node_content_width(json_object.get("content_width").to_float());
m_element_size_view->set_node_content_height(json_object.get("content_height").to_float());
m_element_size_view->set_box_model(m_node_box_sizing);
}
void InspectorWidget::clear_style_json()
{
m_selection_specified_values_json.clear();
m_style_table_view->set_model(nullptr);
m_selection_computed_values_json.clear();
m_computed_style_table_view->set_model(nullptr);
m_selection_custom_properties_json.clear();
m_custom_properties_table_view->set_model(nullptr);
m_element_size_view->set_box_model({});
m_element_size_view->set_node_content_width(0);
m_element_size_view->set_node_content_height(0);
}
}