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54bc9114b3
The Locator now keeps a cache of the declared symbol in a document. The language client updates that cache whenever it gets an update from the language server about declared symbols. This allows searching for symbol declarations in the Locator, in addition to file names. Closes #5478
257 lines
9.7 KiB
C++
257 lines
9.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "Locator.h"
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#include "HackStudio.h"
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#include "Project.h"
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#include <LibGUI/AutocompleteProvider.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/FileIconProvider.h>
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#include <LibGUI/TableView.h>
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#include <LibGUI/TextBox.h>
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#include <LibGUI/Window.h>
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namespace HackStudio {
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class LocatorSuggestionModel final : public GUI::Model {
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public:
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struct Suggestion {
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static Suggestion create_filename(const String& filename);
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static Suggestion create_symbol_declaration(const GUI::AutocompleteProvider::Declaration&);
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bool is_filename() const { return as_filename.has_value(); }
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bool is_symbol_declaration() const { return as_symbol_declaration.has_value(); }
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Optional<String> as_filename;
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Optional<GUI::AutocompleteProvider::Declaration> as_symbol_declaration;
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};
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explicit LocatorSuggestionModel(Vector<Suggestion>&& suggestions)
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: m_suggestions(move(suggestions))
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{
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}
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enum Column {
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Icon,
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Name,
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Filename,
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__Column_Count,
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};
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virtual int row_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return m_suggestions.size(); }
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virtual int column_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override { return Column::__Column_Count; }
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virtual GUI::Variant data(const GUI::ModelIndex& index, GUI::ModelRole role) const override
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{
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auto& suggestion = m_suggestions.at(index.row());
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if (role != GUI::ModelRole::Display)
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return {};
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if (suggestion.is_filename()) {
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if (index.column() == Column::Name)
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return suggestion.as_filename.value();
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if (index.column() == Column::Filename)
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return "";
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if (index.column() == Column::Icon)
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return GUI::FileIconProvider::icon_for_path(suggestion.as_filename.value());
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}
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if (suggestion.is_symbol_declaration()) {
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if (index.column() == Column::Name)
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return suggestion.as_symbol_declaration.value().name;
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if (index.column() == Column::Filename)
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return suggestion.as_symbol_declaration.value().position.file;
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if (index.column() == Column::Icon) {
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static GUI::Icon struct_icon(Gfx::Bitmap::load_from_file("/res/icons/hackstudio/Struct.png"));
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static GUI::Icon class_icon(Gfx::Bitmap::load_from_file("/res/icons/hackstudio/Class.png"));
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static GUI::Icon function_icon(Gfx::Bitmap::load_from_file("/res/icons/hackstudio/Function.png"));
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static GUI::Icon variable_icon(Gfx::Bitmap::load_from_file("/res/icons/hackstudio/Variable.png"));
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switch (suggestion.as_symbol_declaration.value().type) {
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case GUI::AutocompleteProvider::DeclarationType::Struct:
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return struct_icon;
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case GUI::AutocompleteProvider::DeclarationType::Class:
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return class_icon;
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case GUI::AutocompleteProvider::DeclarationType::Function:
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return function_icon;
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case GUI::AutocompleteProvider::DeclarationType::Variable:
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return variable_icon;
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}
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return {};
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}
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}
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return {};
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}
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virtual void update() override {};
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const Vector<Suggestion>& suggestions() const { return m_suggestions; }
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private:
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Vector<Suggestion> m_suggestions;
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};
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LocatorSuggestionModel::Suggestion LocatorSuggestionModel::Suggestion::create_filename(const String& filename)
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{
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LocatorSuggestionModel::Suggestion s;
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s.as_filename = filename;
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return s;
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}
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LocatorSuggestionModel::Suggestion LocatorSuggestionModel::Suggestion::create_symbol_declaration(const GUI::AutocompleteProvider::Declaration& decl)
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{
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LocatorSuggestionModel::Suggestion s;
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s.as_symbol_declaration = decl;
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return s;
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}
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Locator::Locator()
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{
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set_layout<GUI::VerticalBoxLayout>();
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set_fixed_height(20);
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m_textbox = add<GUI::TextBox>();
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m_textbox->on_change = [this] {
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update_suggestions();
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};
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m_textbox->on_escape_pressed = [this] {
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m_popup_window->hide();
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};
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m_textbox->on_up_pressed = [this] {
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GUI::ModelIndex new_index = m_suggestion_view->selection().first();
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if (new_index.is_valid())
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new_index = m_suggestion_view->model()->index(new_index.row() - 1);
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else
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new_index = m_suggestion_view->model()->index(0);
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if (m_suggestion_view->model()->is_valid(new_index)) {
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m_suggestion_view->selection().set(new_index);
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m_suggestion_view->scroll_into_view(new_index, Orientation::Vertical);
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}
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};
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m_textbox->on_down_pressed = [this] {
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GUI::ModelIndex new_index = m_suggestion_view->selection().first();
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if (new_index.is_valid())
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new_index = m_suggestion_view->model()->index(new_index.row() + 1);
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else
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new_index = m_suggestion_view->model()->index(0);
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if (m_suggestion_view->model()->is_valid(new_index)) {
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m_suggestion_view->selection().set(new_index);
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m_suggestion_view->scroll_into_view(new_index, Orientation::Vertical);
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}
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};
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m_textbox->on_return_pressed = [this] {
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auto selected_index = m_suggestion_view->selection().first();
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if (!selected_index.is_valid())
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return;
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open_suggestion(selected_index);
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};
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m_popup_window = GUI::Window::construct();
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// FIXME: This is obviously not a tooltip window, but it's the closest thing to what we want atm.
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m_popup_window->set_window_type(GUI::WindowType::Tooltip);
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m_popup_window->set_rect(0, 0, 500, 200);
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m_suggestion_view = m_popup_window->set_main_widget<GUI::TableView>();
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m_suggestion_view->set_column_headers_visible(false);
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m_suggestion_view->on_activation = [this](auto& index) {
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open_suggestion(index);
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};
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}
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Locator::~Locator()
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{
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}
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void Locator::open_suggestion(const GUI::ModelIndex& index)
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{
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auto& model = reinterpret_cast<LocatorSuggestionModel&>(*m_suggestion_view->model());
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auto suggestion = model.suggestions()[index.row()];
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if (suggestion.is_filename()) {
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auto filename = suggestion.as_filename.value();
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open_file(filename);
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}
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if (suggestion.is_symbol_declaration()) {
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auto position = suggestion.as_symbol_declaration.value().position;
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open_file(position.file, position.line, position.column);
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}
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close();
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}
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void Locator::open()
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{
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m_textbox->set_focus(true);
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if (!m_textbox->text().is_empty()) {
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m_textbox->select_all();
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m_popup_window->show();
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}
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}
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void Locator::close()
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{
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m_popup_window->hide();
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}
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void Locator::update_suggestions()
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{
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auto typed_text = m_textbox->text();
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Vector<LocatorSuggestionModel::Suggestion> suggestions;
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project().for_each_text_file([&](auto& file) {
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if (file.name().contains(typed_text, CaseSensitivity::CaseInsensitive))
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suggestions.append(LocatorSuggestionModel::Suggestion::create_filename(file.name()));
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});
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for (auto& item : m_document_to_declarations) {
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for (auto& decl : item.value) {
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if (decl.name.contains(typed_text, CaseSensitivity::CaseInsensitive))
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suggestions.append((LocatorSuggestionModel::Suggestion::create_symbol_declaration(decl)));
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}
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}
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dbgln("I have {} suggestion(s):", suggestions.size());
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for (auto& s : suggestions) {
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if (s.is_filename())
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dbgln(" {}", s.as_filename.value());
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if (s.is_symbol_declaration())
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dbgln(" {} ({})", s.as_symbol_declaration.value().name, s.as_symbol_declaration.value().position.file);
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}
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bool has_suggestions = !suggestions.is_empty();
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m_suggestion_view->set_model(adopt(*new LocatorSuggestionModel(move(suggestions))));
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if (!has_suggestions)
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m_suggestion_view->selection().clear();
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else
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m_suggestion_view->selection().set(m_suggestion_view->model()->index(0));
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m_popup_window->move_to(screen_relative_rect().top_left().translated(0, -m_popup_window->height()));
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dbgln("Popup rect: {}", m_popup_window->rect());
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m_popup_window->show();
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}
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void Locator::set_declared_symbols(const String& filename, const Vector<GUI::AutocompleteProvider::Declaration>& declarations)
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{
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m_document_to_declarations.set(filename, declarations);
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}
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}
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