mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-09-22 10:59:51 +03:00
232 lines
6.8 KiB
C++
232 lines
6.8 KiB
C++
/*
|
|
* Copyright (c) 2020, Hunter Salyer <thefalsehonesty@gmail.com>
|
|
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
|
|
* Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
|
|
* Copyright (c) 2022, the SerenityOS developers.
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include "ConsoleWidget.h"
|
|
#include <AK/StringBuilder.h>
|
|
#include <Applications/Browser/Browser.h>
|
|
#include <LibGUI/BoxLayout.h>
|
|
#include <LibGUI/Button.h>
|
|
#include <LibGUI/TextBox.h>
|
|
#include <LibGfx/Font/FontDatabase.h>
|
|
#include <LibJS/MarkupGenerator.h>
|
|
#include <LibJS/SyntaxHighlighter.h>
|
|
|
|
namespace Browser {
|
|
|
|
ConsoleWidget::ConsoleWidget()
|
|
{
|
|
set_layout<GUI::VerticalBoxLayout>();
|
|
set_fill_with_background_color(true);
|
|
|
|
m_output_view = add<WebView::OutOfProcessWebView>();
|
|
m_output_view->load("data:text/html,<html style=\"font: 10pt monospace;\"></html>"sv);
|
|
// Wait until our output WebView is loaded, and then request any messages that occurred before we existed
|
|
m_output_view->on_load_finish = [this](auto&) {
|
|
if (on_request_messages)
|
|
on_request_messages(0);
|
|
};
|
|
|
|
auto& bottom_container = add<GUI::Widget>();
|
|
bottom_container.set_layout<GUI::HorizontalBoxLayout>();
|
|
bottom_container.set_fixed_height(22);
|
|
|
|
m_input = bottom_container.add<GUI::TextBox>();
|
|
m_input->set_syntax_highlighter(make<JS::SyntaxHighlighter>());
|
|
// FIXME: Syntax Highlighting breaks the cursor's position on non fixed-width fonts.
|
|
m_input->set_font(Gfx::FontDatabase::default_fixed_width_font());
|
|
m_input->set_history_enabled(true);
|
|
|
|
m_input->on_return_pressed = [this] {
|
|
auto js_source = m_input->text();
|
|
|
|
if (js_source.is_whitespace())
|
|
return;
|
|
|
|
m_input->add_current_text_to_history();
|
|
m_input->clear();
|
|
|
|
print_source_line(js_source);
|
|
|
|
if (on_js_input)
|
|
on_js_input(js_source);
|
|
};
|
|
|
|
set_focus_proxy(m_input);
|
|
|
|
auto& clear_button = bottom_container.add<GUI::Button>();
|
|
clear_button.set_fixed_size(22, 22);
|
|
clear_button.set_icon(g_icon_bag.delete_icon);
|
|
clear_button.set_tooltip("Clear the console output");
|
|
clear_button.on_click = [this](auto) {
|
|
clear_output();
|
|
};
|
|
}
|
|
|
|
void ConsoleWidget::request_console_messages()
|
|
{
|
|
VERIFY(!m_waiting_for_messages);
|
|
VERIFY(on_request_messages);
|
|
on_request_messages(m_highest_received_message_index + 1);
|
|
m_waiting_for_messages = true;
|
|
}
|
|
|
|
void ConsoleWidget::notify_about_new_console_message(i32 message_index)
|
|
{
|
|
if (message_index <= m_highest_received_message_index) {
|
|
dbgln("Notified about console message we already have");
|
|
return;
|
|
}
|
|
if (message_index <= m_highest_notified_message_index) {
|
|
dbgln("Notified about console message we're already aware of");
|
|
return;
|
|
}
|
|
|
|
m_highest_notified_message_index = message_index;
|
|
if (!m_waiting_for_messages)
|
|
request_console_messages();
|
|
}
|
|
|
|
void ConsoleWidget::handle_console_messages(i32 start_index, Vector<DeprecatedString> const& message_types, Vector<DeprecatedString> const& messages)
|
|
{
|
|
i32 end_index = start_index + message_types.size() - 1;
|
|
if (end_index <= m_highest_received_message_index) {
|
|
dbgln("Received old console messages");
|
|
return;
|
|
}
|
|
|
|
for (size_t i = 0; i < message_types.size(); i++) {
|
|
auto& type = message_types[i];
|
|
auto& message = messages[i];
|
|
|
|
if (type == "html") {
|
|
print_html(message);
|
|
} else if (type == "clear") {
|
|
clear_output();
|
|
} else if (type == "group") {
|
|
begin_group(message, true);
|
|
} else if (type == "groupCollapsed") {
|
|
begin_group(message, false);
|
|
} else if (type == "groupEnd") {
|
|
end_group();
|
|
} else {
|
|
VERIFY_NOT_REACHED();
|
|
}
|
|
}
|
|
|
|
m_highest_received_message_index = end_index;
|
|
m_waiting_for_messages = false;
|
|
|
|
if (m_highest_received_message_index < m_highest_notified_message_index)
|
|
request_console_messages();
|
|
}
|
|
|
|
void ConsoleWidget::print_source_line(StringView source)
|
|
{
|
|
StringBuilder html;
|
|
html.append("<span class=\"repl-indicator\">"sv);
|
|
html.append("> "sv);
|
|
html.append("</span>"sv);
|
|
|
|
html.append(JS::MarkupGenerator::html_from_source(source).release_value_but_fixme_should_propagate_errors());
|
|
|
|
print_html(html.string_view());
|
|
}
|
|
|
|
void ConsoleWidget::print_html(StringView line)
|
|
{
|
|
StringBuilder builder;
|
|
|
|
int parent_id = m_group_stack.is_empty() ? 0 : m_group_stack.last().id;
|
|
if (parent_id == 0) {
|
|
builder.append(R"~~~(
|
|
var parentGroup = document.body;
|
|
)~~~"sv);
|
|
} else {
|
|
builder.appendff(R"~~~(
|
|
var parentGroup = document.getElementById("group_{}");
|
|
)~~~",
|
|
parent_id);
|
|
}
|
|
|
|
builder.append(R"~~~(
|
|
var p = document.createElement("p");
|
|
p.innerHTML = ")~~~"sv);
|
|
builder.append_escaped_for_json(line);
|
|
builder.append(R"~~~("
|
|
parentGroup.appendChild(p);
|
|
)~~~"sv);
|
|
m_output_view->run_javascript(builder.string_view());
|
|
// FIXME: Make it scroll to the bottom, using `window.scrollTo()` in the JS above.
|
|
// We used to call `m_output_view->scroll_to_bottom();` here, but that does not work because
|
|
// it runs synchronously, meaning it happens before the HTML is output via IPC above.
|
|
// (See also: begin_group())
|
|
}
|
|
|
|
void ConsoleWidget::clear_output()
|
|
{
|
|
m_group_stack.clear();
|
|
m_output_view->run_javascript(R"~~~(
|
|
document.body.innerHTML = "";
|
|
)~~~"sv);
|
|
}
|
|
|
|
void ConsoleWidget::begin_group(StringView label, bool start_expanded)
|
|
{
|
|
StringBuilder builder;
|
|
int parent_id = m_group_stack.is_empty() ? 0 : m_group_stack.last().id;
|
|
if (parent_id == 0) {
|
|
builder.append(R"~~~(
|
|
var parentGroup = document.body;
|
|
)~~~"sv);
|
|
} else {
|
|
builder.appendff(R"~~~(
|
|
var parentGroup = document.getElementById("group_{}");
|
|
)~~~",
|
|
parent_id);
|
|
}
|
|
|
|
Group group;
|
|
group.id = m_next_group_id++;
|
|
group.label = label;
|
|
|
|
builder.appendff(R"~~~(
|
|
var group = document.createElement("details");
|
|
group.id = "group_{}";
|
|
var label = document.createElement("summary");
|
|
label.innerHTML = ")~~~",
|
|
group.id);
|
|
builder.append_escaped_for_json(label);
|
|
builder.append(R"~~~(";
|
|
group.appendChild(label);
|
|
parentGroup.appendChild(group);
|
|
)~~~"sv);
|
|
|
|
if (start_expanded)
|
|
builder.append("group.open = true;"sv);
|
|
|
|
m_output_view->run_javascript(builder.string_view());
|
|
// FIXME: Scroll console to bottom - see note in print_html()
|
|
m_group_stack.append(group);
|
|
}
|
|
|
|
void ConsoleWidget::end_group()
|
|
{
|
|
m_group_stack.take_last();
|
|
}
|
|
|
|
void ConsoleWidget::reset()
|
|
{
|
|
clear_output();
|
|
m_highest_notified_message_index = -1;
|
|
m_highest_received_message_index = -1;
|
|
m_waiting_for_messages = false;
|
|
}
|
|
|
|
}
|