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Qt/GameConfigWidget: Complete overhaul
This commit is contained in:
spycrab
311
Source/Core/DolphinQt/Config/GameConfigEdit.cpp
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311
Source/Core/DolphinQt/Config/GameConfigEdit.cpp
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// Copyright 2018 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#include "DolphinQt/Config/GameConfigEdit.h"
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#include <QAbstractItemView>
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#include <QCompleter>
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#include <QDesktopServices>
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#include <QFile>
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#include <QMenu>
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#include <QMenuBar>
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#include <QMessageBox>
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#include <QScrollBar>
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#include <QStringListModel>
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#include <QTextCursor>
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#include <QTextEdit>
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#include <QToolButton>
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#include <QVBoxLayout>
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#include <QWhatsThis>
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#include "DolphinQt/Config/GameConfigHighlighter.h"
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GameConfigEdit::GameConfigEdit(QWidget* parent, const QString& path, bool read_only)
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: m_path(path), m_read_only(read_only)
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{
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CreateWidgets();
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LoadFile();
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new GameConfigHighlighter(m_edit->document());
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AddDescription(QStringLiteral("Core"),
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tr("Section that contains most CPU and Hardware related settings."));
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AddDescription(QStringLiteral("CPUThread"), tr("Controls whether or not Dual Core should be "
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"enabled. Can improve performance but can also "
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"cause issues. Defaults to <b>True</b>"));
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AddDescription(QStringLiteral("FastDiscSpeed"),
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tr("Shortens loading times but may break some games. Can have negative effects on "
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"performance. Defaults to <b>False</b>"));
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AddDescription(QStringLiteral("MMU"), tr("Controls whether or not the Memory Management Unit "
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"should be emulated fully. Few games require it."));
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AddDescription(
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QStringLiteral("DSPHLE"),
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tr("Controls whether to use high or low-level DSP emulation. Defaults to <b>True</b>"));
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AddDescription(
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QStringLiteral("JITFollowBranch"),
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tr("Tries to translate branches ahead of time, improving performance in most cases. Defaults "
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"to <b>True</b>"));
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AddDescription(QStringLiteral("Gecko"), tr("Section that contains all Gecko cheat codes."));
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AddDescription(QStringLiteral("ActionReplay"),
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tr("Section that contains all Action Replay cheat codes."));
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AddDescription(QStringLiteral("Video_Settings"),
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tr("Section that contains all graphics related settings."));
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m_completer = new QCompleter(m_edit);
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auto* completion_model = new QStringListModel;
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completion_model->setStringList(m_completions);
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m_completer->setModel(completion_model);
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m_completer->setModelSorting(QCompleter::UnsortedModel);
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m_completer->setCompletionMode(QCompleter::PopupCompletion);
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m_completer->setWidget(m_edit);
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AddMenubarOptions();
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ConnectWidgets();
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}
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void GameConfigEdit::CreateWidgets()
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{
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m_menu = new QMenu;
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m_edit = new QTextEdit;
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m_edit->setReadOnly(m_read_only);
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m_edit->setAcceptRichText(false);
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auto* layout = new QVBoxLayout;
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auto* menu_button = new QToolButton;
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menu_button->setText(tr("Presets") + QStringLiteral(" "));
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menu_button->setMenu(m_menu);
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connect(menu_button, &QToolButton::pressed, [menu_button] { menu_button->showMenu(); });
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layout->addWidget(menu_button);
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layout->addWidget(m_edit);
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setLayout(layout);
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}
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void GameConfigEdit::AddDescription(const QString& keyword, const QString& description)
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{
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m_keyword_map[keyword] = description;
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m_completions << keyword;
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}
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void GameConfigEdit::LoadFile()
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{
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QFile file(m_path);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
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return;
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m_edit->setPlainText(QString::fromStdString(file.readAll().toStdString()));
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}
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void GameConfigEdit::SaveFile()
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{
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if (!isVisible() || m_read_only)
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return;
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QFile file(m_path);
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if (!file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text))
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return;
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const QByteArray contents = m_edit->toPlainText().toUtf8();
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if (!file.write(contents))
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QMessageBox::warning(this, tr("Warning"), tr("Failed to write config file!"));
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}
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void GameConfigEdit::ConnectWidgets()
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{
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connect(m_edit, &QTextEdit::textChanged, this, &GameConfigEdit::SaveFile);
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connect(m_edit, &QTextEdit::selectionChanged, this, &GameConfigEdit::OnSelectionChanged);
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connect(m_completer, static_cast<void (QCompleter::*)(const QString&)>(&QCompleter::activated),
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this, &GameConfigEdit::OnAutoComplete);
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}
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void GameConfigEdit::OnSelectionChanged()
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{
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const QString& keyword = m_edit->textCursor().selectedText();
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if (m_keyword_map.count(keyword))
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QWhatsThis::showText(QCursor::pos(), m_keyword_map[keyword], this);
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}
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void GameConfigEdit::AddBoolOption(QMenu* menu, const QString& name, const QString& section,
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const QString& key)
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{
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auto* option = menu->addMenu(name);
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option->addAction(tr("On"), this,
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[this, section, key] { SetOption(section, key, QStringLiteral("True")); });
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option->addAction(tr("Off"), this,
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[this, section, key] { SetOption(section, key, QStringLiteral("False")); });
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}
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void GameConfigEdit::SetOption(const QString& section, const QString& key, const QString& value)
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{
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auto section_cursor =
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m_edit->document()->find(QRegExp(QStringLiteral("^\\[%1\\]").arg(section)), 0);
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// Check if the section this belongs in can be found
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if (section_cursor.isNull())
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{
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m_edit->append(QStringLiteral("[%1]\n\n%2 = %3\n").arg(section).arg(key).arg(value));
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}
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else
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{
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auto value_cursor =
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m_edit->document()->find(QRegExp(QStringLiteral("^%1 = .*").arg(key)), section_cursor);
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const QString new_line = QStringLiteral("%1 = %2").arg(key).arg(value);
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// Check if the value that has to be set already exists
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if (value_cursor.isNull())
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{
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section_cursor.clearSelection();
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section_cursor.insertText(QStringLiteral("\n") + new_line);
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}
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else
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{
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value_cursor.insertText(new_line);
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}
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}
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}
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QString GameConfigEdit::GetTextUnderCursor()
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{
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QTextCursor tc = m_edit->textCursor();
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tc.select(QTextCursor::WordUnderCursor);
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return tc.selectedText();
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}
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void GameConfigEdit::AddMenubarOptions()
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{
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auto* editor = m_menu->addMenu(tr("Editor"));
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editor->addAction(tr("Refresh"), this, &GameConfigEdit::LoadFile);
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editor->addAction(tr("Open in External Editor"), this, &GameConfigEdit::OpenExternalEditor);
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if (!m_read_only)
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{
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m_menu->addSeparator();
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auto* core_menubar = m_menu->addMenu(tr("Core"));
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AddBoolOption(core_menubar, tr("Dual Core"), QStringLiteral("Core"),
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QStringLiteral("CPUThread"));
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AddBoolOption(core_menubar, tr("MMU"), QStringLiteral("Core"), QStringLiteral("MMU"));
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auto* video_menubar = m_menu->addMenu(tr("Video"));
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AddBoolOption(video_menubar, tr("Store EFB Copies to Texture Only"),
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QStringLiteral("Video_Settings"), QStringLiteral("EFBToTextureEnable"));
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AddBoolOption(video_menubar, tr("Store XFB Copies to Texture Only"),
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QStringLiteral("Video_Settings"), QStringLiteral("XFBToTextureEnable"));
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{
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auto* texture_cache = video_menubar->addMenu(tr("Texture Cache"));
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texture_cache->addAction(tr("Safe"), this, [this] {
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SetOption(QStringLiteral("Video_Settings"), QStringLiteral("SafeTextureCacheColorSamples"),
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QStringLiteral("0"));
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});
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texture_cache->addAction(tr("Medium"), this, [this] {
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SetOption(QStringLiteral("Video_Settings"), QStringLiteral("SafeTextureCacheColorSamples"),
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QStringLiteral("512"));
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});
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texture_cache->addAction(tr("Fast"), this, [this] {
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SetOption(QStringLiteral("Video_Settings"), QStringLiteral("SafeTextureCacheColorSamples"),
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QStringLiteral("128"));
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});
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}
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}
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}
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void GameConfigEdit::OnAutoComplete(const QString& completion)
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{
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QTextCursor cursor = m_edit->textCursor();
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int extra = completion.length() - m_completer->completionPrefix().length();
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cursor.movePosition(QTextCursor::Left);
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cursor.movePosition(QTextCursor::EndOfWord);
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cursor.insertText(completion.right(extra));
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m_edit->setTextCursor(cursor);
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}
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void GameConfigEdit::OpenExternalEditor()
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{
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QFile file(m_path);
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if (!file.exists())
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{
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if (m_read_only)
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return;
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file.open(QIODevice::WriteOnly);
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file.close();
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}
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QDesktopServices::openUrl(QUrl::fromLocalFile(m_path));
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}
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void GameConfigEdit::keyPressEvent(QKeyEvent* e)
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{
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if (m_completer->popup()->isVisible())
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{
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// The following keys are forwarded by the completer to the widget
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switch (e->key())
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{
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case Qt::Key_Enter:
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case Qt::Key_Return:
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case Qt::Key_Escape:
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case Qt::Key_Tab:
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case Qt::Key_Backtab:
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e->ignore();
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return; // let the completer do default behavior
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default:
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break;
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}
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}
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QWidget::keyPressEvent(e);
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const static QString end_of_word = QStringLiteral("~!@#$%^&*()_+{}|:\"<>?,./;'\\-=");
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QString completion_prefix = GetTextUnderCursor();
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if (e->text().isEmpty() || completion_prefix.length() < 2 ||
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end_of_word.contains(e->text().right(1)))
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{
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m_completer->popup()->hide();
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return;
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}
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if (completion_prefix != m_completer->completionPrefix())
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{
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m_completer->setCompletionPrefix(completion_prefix);
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m_completer->popup()->setCurrentIndex(m_completer->completionModel()->index(0, 0));
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}
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QRect cr = m_edit->cursorRect();
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cr.setWidth(m_completer->popup()->sizeHintForColumn(0) +
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m_completer->popup()->verticalScrollBar()->sizeHint().width());
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m_completer->complete(cr); // popup it up!
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}
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void GameConfigEdit::focusInEvent(QFocusEvent* e)
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{
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m_completer->setWidget(m_edit);
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QWidget::focusInEvent(e);
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}
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