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authorbunnei <bunneidev@gmail.com>2015-10-02 05:35:19 +0200
committerbunnei <bunneidev@gmail.com>2015-10-02 05:35:19 +0200
commit11a64acf236851f88a023bcfa1eecb02991bdccc (patch)
tree814484ca15050312eec965740d5f6d2b6c814a80 /src
parentMerge pull request #1180 from lioncash/symbol (diff)
parentGame list: save and load column sizes, sort order, to QSettings (diff)
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Diffstat (limited to '')
-rw-r--r--src/citra_qt/CMakeLists.txt2
-rw-r--r--src/citra_qt/game_list.cpp171
-rw-r--r--src/citra_qt/game_list.h52
-rw-r--r--src/citra_qt/game_list_p.h130
-rw-r--r--src/citra_qt/main.cpp49
-rw-r--r--src/citra_qt/main.h8
-rw-r--r--src/citra_qt/main.ui11
-rw-r--r--src/citra_qt/util/util.cpp12
-rw-r--r--src/citra_qt/util/util.h4
-rw-r--r--src/common/file_util.cpp160
-rw-r--r--src/common/file_util.h26
-rw-r--r--src/core/loader/loader.cpp26
-rw-r--r--src/core/loader/loader.h28
13 files changed, 556 insertions, 123 deletions
diff --git a/src/citra_qt/CMakeLists.txt b/src/citra_qt/CMakeLists.txt
index a82e8a85b..51a574629 100644
--- a/src/citra_qt/CMakeLists.txt
+++ b/src/citra_qt/CMakeLists.txt
@@ -17,6 +17,7 @@ set(SRCS
debugger/profiler.cpp
debugger/ramview.cpp
debugger/registers.cpp
+ game_list.cpp
util/spinbox.cpp
util/util.cpp
bootmanager.cpp
@@ -42,6 +43,7 @@ set(HEADERS
debugger/profiler.h
debugger/ramview.h
debugger/registers.h
+ game_list.h
util/spinbox.h
util/util.h
bootmanager.h
diff --git a/src/citra_qt/game_list.cpp b/src/citra_qt/game_list.cpp
new file mode 100644
index 000000000..dade3c212
--- /dev/null
+++ b/src/citra_qt/game_list.cpp
@@ -0,0 +1,171 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <QHeaderView>
+#include <QThreadPool>
+#include <QVBoxLayout>
+
+#include "game_list.h"
+#include "game_list_p.h"
+
+#include "core/loader/loader.h"
+
+#include "common/common_paths.h"
+#include "common/logging/log.h"
+#include "common/string_util.h"
+
+GameList::GameList(QWidget* parent)
+{
+ QVBoxLayout* layout = new QVBoxLayout;
+
+ tree_view = new QTreeView;
+ item_model = new QStandardItemModel(tree_view);
+ tree_view->setModel(item_model);
+
+ tree_view->setAlternatingRowColors(true);
+ tree_view->setSelectionMode(QHeaderView::SingleSelection);
+ tree_view->setSelectionBehavior(QHeaderView::SelectRows);
+ tree_view->setVerticalScrollMode(QHeaderView::ScrollPerPixel);
+ tree_view->setHorizontalScrollMode(QHeaderView::ScrollPerPixel);
+ tree_view->setSortingEnabled(true);
+ tree_view->setEditTriggers(QHeaderView::NoEditTriggers);
+ tree_view->setUniformRowHeights(true);
+
+ item_model->insertColumns(0, COLUMN_COUNT);
+ item_model->setHeaderData(COLUMN_FILE_TYPE, Qt::Horizontal, "File type");
+ item_model->setHeaderData(COLUMN_NAME, Qt::Horizontal, "Name");
+ item_model->setHeaderData(COLUMN_SIZE, Qt::Horizontal, "Size");
+
+ connect(tree_view, SIGNAL(activated(const QModelIndex&)), this, SLOT(ValidateEntry(const QModelIndex&)));
+
+ // We must register all custom types with the Qt Automoc system so that we are able to use it with
+ // signals/slots. In this case, QList falls under the umbrells of custom types.
+ qRegisterMetaType<QList<QStandardItem*>>("QList<QStandardItem*>");
+
+ layout->addWidget(tree_view);
+ setLayout(layout);
+}
+
+GameList::~GameList()
+{
+ emit ShouldCancelWorker();
+}
+
+void GameList::AddEntry(QList<QStandardItem*> entry_items)
+{
+ item_model->invisibleRootItem()->appendRow(entry_items);
+}
+
+void GameList::ValidateEntry(const QModelIndex& item)
+{
+ // We don't care about the individual QStandardItem that was selected, but its row.
+ int row = item_model->itemFromIndex(item)->row();
+ QStandardItem* child_file = item_model->invisibleRootItem()->child(row, COLUMN_NAME);
+ QString file_path = child_file->data(GameListItemPath::FullPathRole).toString();
+
+ if (file_path.isEmpty())
+ return;
+ std::string std_file_path = file_path.toStdString();
+ if (!FileUtil::Exists(std_file_path) || FileUtil::IsDirectory(std_file_path))
+ return;
+ emit GameChosen(file_path);
+}
+
+void GameList::DonePopulating()
+{
+ tree_view->setEnabled(true);
+}
+
+void GameList::PopulateAsync(const QString& dir_path, bool deep_scan)
+{
+ if (!FileUtil::Exists(dir_path.toStdString()) || !FileUtil::IsDirectory(dir_path.toStdString())) {
+ LOG_ERROR(Frontend, "Could not find game list folder at %s", dir_path.toLatin1().data());
+ return;
+ }
+
+ tree_view->setEnabled(false);
+ // Delete any rows that might already exist if we're repopulating
+ item_model->removeRows(0, item_model->rowCount());
+
+ emit ShouldCancelWorker();
+ GameListWorker* worker = new GameListWorker(dir_path, deep_scan);
+
+ connect(worker, SIGNAL(EntryReady(QList<QStandardItem*>)), this, SLOT(AddEntry(QList<QStandardItem*>)), Qt::QueuedConnection);
+ connect(worker, SIGNAL(Finished()), this, SLOT(DonePopulating()), Qt::QueuedConnection);
+ // Use DirectConnection here because worker->Cancel() is thread-safe and we want it to cancel without delay.
+ connect(this, SIGNAL(ShouldCancelWorker()), worker, SLOT(Cancel()), Qt::DirectConnection);
+
+ QThreadPool::globalInstance()->start(worker);
+ current_worker = std::move(worker);
+}
+
+void GameList::SaveInterfaceLayout(QSettings& settings)
+{
+ settings.beginGroup("UILayout");
+ settings.setValue("gameListHeaderState", tree_view->header()->saveState());
+ settings.endGroup();
+}
+
+void GameList::LoadInterfaceLayout(QSettings& settings)
+{
+ auto header = tree_view->header();
+ settings.beginGroup("UILayout");
+ header->restoreState(settings.value("gameListHeaderState").toByteArray());
+ settings.endGroup();
+
+ item_model->sort(header->sortIndicatorSection(), header->sortIndicatorOrder());
+}
+
+void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, bool deep_scan)
+{
+ const auto callback = [&](const std::string& directory,
+ const std::string& virtual_name) -> int {
+
+ std::string physical_name = directory + DIR_SEP + virtual_name;
+
+ if (stop_processing)
+ return -1; // A negative return value breaks the callback loop.
+
+ if (deep_scan && FileUtil::IsDirectory(physical_name)) {
+ AddFstEntriesToGameList(physical_name, true);
+ } else {
+ std::string filename_filename, filename_extension;
+ Common::SplitPath(physical_name, nullptr, &filename_filename, &filename_extension);
+
+ Loader::FileType guessed_filetype = Loader::GuessFromExtension(filename_extension);
+ if (guessed_filetype == Loader::FileType::Unknown)
+ return 0;
+ Loader::FileType filetype = Loader::IdentifyFile(physical_name);
+ if (filetype == Loader::FileType::Unknown) {
+ LOG_WARNING(Frontend, "File %s is of indeterminate type and is possibly corrupted.", physical_name.c_str());
+ return 0;
+ }
+ if (guessed_filetype != filetype) {
+ LOG_WARNING(Frontend, "Filetype and extension of file %s do not match.", physical_name.c_str());
+ }
+
+ emit EntryReady({
+ new GameListItem(QString::fromStdString(Loader::GetFileTypeString(filetype))),
+ new GameListItemPath(QString::fromStdString(physical_name)),
+ new GameListItemSize(FileUtil::GetSize(physical_name)),
+ });
+ }
+
+ return 0; // We don't care about the found entries
+ };
+ FileUtil::ScanDirectoryTreeAndCallback(dir_path, callback);
+}
+
+void GameListWorker::run()
+{
+ stop_processing = false;
+ AddFstEntriesToGameList(dir_path.toStdString(), deep_scan);
+ emit Finished();
+}
+
+void GameListWorker::Cancel()
+{
+ disconnect(this, 0, 0, 0);
+ stop_processing = true;
+}
diff --git a/src/citra_qt/game_list.h b/src/citra_qt/game_list.h
new file mode 100644
index 000000000..0950d9622
--- /dev/null
+++ b/src/citra_qt/game_list.h
@@ -0,0 +1,52 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <QModelIndex>
+#include <QSettings>
+#include <QStandardItem>
+#include <QStandardItemModel>
+#include <QString>
+#include <QTreeView>
+#include <QWidget>
+
+class GameListWorker;
+
+
+class GameList : public QWidget {
+ Q_OBJECT
+
+public:
+ enum {
+ COLUMN_FILE_TYPE,
+ COLUMN_NAME,
+ COLUMN_SIZE,
+ COLUMN_COUNT, // Number of columns
+ };
+
+ GameList(QWidget* parent = nullptr);
+ ~GameList() override;
+
+ void PopulateAsync(const QString& dir_path, bool deep_scan);
+
+ void SaveInterfaceLayout(QSettings& settings);
+ void LoadInterfaceLayout(QSettings& settings);
+
+public slots:
+ void AddEntry(QList<QStandardItem*> entry_items);
+
+private slots:
+ void ValidateEntry(const QModelIndex& item);
+ void DonePopulating();
+
+signals:
+ void GameChosen(QString game_path);
+ void ShouldCancelWorker();
+
+private:
+ QTreeView* tree_view = nullptr;
+ QStandardItemModel* item_model = nullptr;
+ GameListWorker* current_worker = nullptr;
+};
diff --git a/src/citra_qt/game_list_p.h b/src/citra_qt/game_list_p.h
new file mode 100644
index 000000000..820012bce
--- /dev/null
+++ b/src/citra_qt/game_list_p.h
@@ -0,0 +1,130 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <atomic>
+
+#include <QRunnable>
+#include <QStandardItem>
+#include <QString>
+
+#include "citra_qt/util/util.h"
+#include "common/string_util.h"
+
+
+class GameListItem : public QStandardItem {
+
+public:
+ GameListItem(): QStandardItem() {}
+ GameListItem(const QString& string): QStandardItem(string) {}
+ virtual ~GameListItem() override {}
+};
+
+
+/**
+ * A specialization of GameListItem for path values.
+ * This class ensures that for every full path value it holds, a correct string representation
+ * of just the filename (with no extension) will be displayed to the user.
+ */
+class GameListItemPath : public GameListItem {
+
+public:
+ static const int FullPathRole = Qt::UserRole + 1;
+
+ GameListItemPath(): GameListItem() {}
+ GameListItemPath(const QString& game_path): GameListItem()
+ {
+ setData(game_path, FullPathRole);
+ }
+
+ void setData(const QVariant& value, int role) override
+ {
+ // By specializing setData for FullPathRole, we can ensure that the two string
+ // representations of the data are always accurate and in the correct format.
+ if (role == FullPathRole) {
+ std::string filename;
+ Common::SplitPath(value.toString().toStdString(), nullptr, &filename, nullptr);
+ GameListItem::setData(QString::fromStdString(filename), Qt::DisplayRole);
+ GameListItem::setData(value, FullPathRole);
+ } else {
+ GameListItem::setData(value, role);
+ }
+ }
+};
+
+
+/**
+ * A specialization of GameListItem for size values.
+ * This class ensures that for every numerical size value it holds (in bytes), a correct
+ * human-readable string representation will be displayed to the user.
+ */
+class GameListItemSize : public GameListItem {
+
+public:
+ static const int SizeRole = Qt::UserRole + 1;
+
+ GameListItemSize(): GameListItem() {}
+ GameListItemSize(const qulonglong size_bytes): GameListItem()
+ {
+ setData(size_bytes, SizeRole);
+ }
+
+ void setData(const QVariant& value, int role) override
+ {
+ // By specializing setData for SizeRole, we can ensure that the numerical and string
+ // representations of the data are always accurate and in the correct format.
+ if (role == SizeRole) {
+ qulonglong size_bytes = value.toULongLong();
+ GameListItem::setData(ReadableByteSize(size_bytes), Qt::DisplayRole);
+ GameListItem::setData(value, SizeRole);
+ } else {
+ GameListItem::setData(value, role);
+ }
+ }
+
+ /**
+ * This operator is, in practice, only used by the TreeView sorting systems.
+ * Override it so that it will correctly sort by numerical value instead of by string representation.
+ */
+ bool operator<(const QStandardItem& other) const override
+ {
+ return data(SizeRole).toULongLong() < other.data(SizeRole).toULongLong();
+ }
+};
+
+
+/**
+ * Asynchronous worker object for populating the game list.
+ * Communicates with other threads through Qt's signal/slot system.
+ */
+class GameListWorker : public QObject, public QRunnable {
+ Q_OBJECT
+
+public:
+ GameListWorker(QString dir_path, bool deep_scan):
+ QObject(), QRunnable(), dir_path(dir_path), deep_scan(deep_scan) {}
+
+public slots:
+ /// Starts the processing of directory tree information.
+ void run() override;
+ /// Tells the worker that it should no longer continue processing. Thread-safe.
+ void Cancel();
+
+signals:
+ /**
+ * The `EntryReady` signal is emitted once an entry has been prepared and is ready
+ * to be added to the game list.
+ * @param entry_items a list with `QStandardItem`s that make up the columns of the new entry.
+ */
+ void EntryReady(QList<QStandardItem*> entry_items);
+ void Finished();
+
+private:
+ QString dir_path;
+ bool deep_scan;
+ std::atomic_bool stop_processing;
+
+ void AddFstEntriesToGameList(const std::string& dir_path, bool deep_scan);
+};
diff --git a/src/citra_qt/main.cpp b/src/citra_qt/main.cpp
index 01841b33c..298649aaf 100644
--- a/src/citra_qt/main.cpp
+++ b/src/citra_qt/main.cpp
@@ -12,6 +12,7 @@
#include "citra_qt/bootmanager.h"
#include "citra_qt/config.h"
+#include "citra_qt/game_list.h"
#include "citra_qt/hotkeys.h"
#include "citra_qt/main.h"
@@ -59,6 +60,9 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
render_window = new GRenderWindow(this, emu_thread.get());
render_window->hide();
+ game_list = new GameList();
+ ui.horizontalLayout->addWidget(game_list);
+
profilerWidget = new ProfilerWidget(this);
addDockWidget(Qt::BottomDockWidgetArea, profilerWidget);
profilerWidget->hide();
@@ -137,6 +141,8 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
microProfileDialog->setVisible(settings.value("microProfileDialogVisible").toBool());
settings.endGroup();
+ game_list->LoadInterfaceLayout(settings);
+
ui.action_Use_Hardware_Renderer->setChecked(Settings::values.use_hw_renderer);
SetHardwareRendererEnabled(ui.action_Use_Hardware_Renderer->isChecked());
@@ -160,8 +166,10 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
UpdateRecentFiles();
// Setup connections
+ connect(game_list, SIGNAL(GameChosen(QString)), this, SLOT(OnGameListLoadFile(QString)));
connect(ui.action_Load_File, SIGNAL(triggered()), this, SLOT(OnMenuLoadFile()));
connect(ui.action_Load_Symbol_Map, SIGNAL(triggered()), this, SLOT(OnMenuLoadSymbolMap()));
+ connect(ui.action_Select_Game_List_Root, SIGNAL(triggered()), this, SLOT(OnMenuSelectGameListRoot()));
connect(ui.action_Start, SIGNAL(triggered()), this, SLOT(OnStartGame()));
connect(ui.action_Pause, SIGNAL(triggered()), this, SLOT(OnPauseGame()));
connect(ui.action_Stop, SIGNAL(triggered()), this, SLOT(OnStopGame()));
@@ -193,6 +201,8 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
show();
+ game_list->PopulateAsync(settings.value("gameListRootDir").toString(), settings.value("gameListDeepScan").toBool());
+
QStringList args = QApplication::arguments();
if (args.length() >= 2) {
BootGame(args[1].toStdString());
@@ -264,8 +274,12 @@ void GMainWindow::BootGame(const std::string& filename) {
// Update the GUI
registersWidget->OnDebugModeEntered();
callstackWidget->OnDebugModeEntered();
+ if (ui.action_Single_Window_Mode->isChecked()) {
+ game_list->hide();
+ }
render_window->show();
+ emulation_running = true;
OnStartGame();
}
@@ -294,6 +308,9 @@ void GMainWindow::ShutdownGame() {
ui.action_Pause->setEnabled(false);
ui.action_Stop->setEnabled(false);
render_window->hide();
+ game_list->show();
+
+ emulation_running = false;
}
void GMainWindow::StoreRecentFile(const QString& filename)
@@ -337,12 +354,16 @@ void GMainWindow::UpdateRecentFiles() {
}
}
+void GMainWindow::OnGameListLoadFile(QString game_path) {
+ BootGame(game_path.toLatin1().data());
+}
+
void GMainWindow::OnMenuLoadFile() {
QSettings settings;
QString rom_path = settings.value("romsPath", QString()).toString();
QString filename = QFileDialog::getOpenFileName(this, tr("Load File"), rom_path, tr("3DS executable (*.3ds *.3dsx *.elf *.axf *.cci *.cxi)"));
- if (filename.size()) {
+ if (!filename.isEmpty()) {
settings.setValue("romsPath", QFileInfo(filename).path());
StoreRecentFile(filename);
@@ -355,13 +376,23 @@ void GMainWindow::OnMenuLoadSymbolMap() {
QString symbol_path = settings.value("symbolsPath", QString()).toString();
QString filename = QFileDialog::getOpenFileName(this, tr("Load Symbol Map"), symbol_path, tr("Symbol map (*)"));
- if (filename.size()) {
+ if (!filename.isEmpty()) {
settings.setValue("symbolsPath", QFileInfo(filename).path());
LoadSymbolMap(filename.toLatin1().data());
}
}
+void GMainWindow::OnMenuSelectGameListRoot() {
+ QSettings settings;
+
+ QString dir_path = QFileDialog::getExistingDirectory(this, tr("Select Directory"));
+ if (!dir_path.isEmpty()) {
+ settings.setValue("gameListRootDir", dir_path);
+ game_list->PopulateAsync(dir_path, settings.value("gameListDeepScan").toBool());
+ }
+}
+
void GMainWindow::OnMenuRecentFile() {
QAction* action = qobject_cast<QAction*>(sender());
assert(action);
@@ -423,17 +454,22 @@ void GMainWindow::ToggleWindowMode() {
// Render in the main window...
render_window->BackupGeometry();
ui.horizontalLayout->addWidget(render_window);
- render_window->setVisible(true);
render_window->setFocusPolicy(Qt::ClickFocus);
- render_window->setFocus();
+ if (emulation_running) {
+ render_window->setVisible(true);
+ render_window->setFocus();
+ }
} else {
// Render in a separate window...
ui.horizontalLayout->removeWidget(render_window);
render_window->setParent(nullptr);
- render_window->setVisible(true);
- render_window->RestoreGeometry();
render_window->setFocusPolicy(Qt::NoFocus);
+ if (emulation_running) {
+ render_window->setVisible(true);
+ render_window->RestoreGeometry();
+ game_list->show();
+ }
}
}
@@ -456,6 +492,7 @@ void GMainWindow::closeEvent(QCloseEvent* event) {
settings.setValue("singleWindowMode", ui.action_Single_Window_Mode->isChecked());
settings.setValue("displayTitleBars", ui.actionDisplay_widget_title_bars->isChecked());
settings.setValue("firstStart", false);
+ game_list->SaveInterfaceLayout(settings);
SaveHotkeys(settings);
// Shutdown session if the emu thread is active...
diff --git a/src/citra_qt/main.h b/src/citra_qt/main.h
index 32523fded..6d27ce6a9 100644
--- a/src/citra_qt/main.h
+++ b/src/citra_qt/main.h
@@ -10,6 +10,7 @@
#include "ui_main.h"
+class GameList;
class GImageInfo;
class GRenderWindow;
class EmuThread;
@@ -87,8 +88,12 @@ private slots:
void OnStartGame();
void OnPauseGame();
void OnStopGame();
+ /// Called whenever a user selects a game in the game list widget.
+ void OnGameListLoadFile(QString game_path);
void OnMenuLoadFile();
void OnMenuLoadSymbolMap();
+ /// Called whenever a user selects the "File->Select Game List Root" menu item
+ void OnMenuSelectGameListRoot();
void OnMenuRecentFile();
void OnOpenHotkeysDialog();
void OnConfigure();
@@ -101,7 +106,10 @@ private:
Ui::MainWindow ui;
GRenderWindow* render_window;
+ GameList* game_list;
+ // Whether emulation is currently running in Citra.
+ bool emulation_running = false;
std::unique_ptr<EmuThread> emu_thread;
ProfilerWidget* profilerWidget;
diff --git a/src/citra_qt/main.ui b/src/citra_qt/main.ui
index 1ba700a3a..997597642 100644
--- a/src/citra_qt/main.ui
+++ b/src/citra_qt/main.ui
@@ -45,7 +45,7 @@
<x>0</x>
<y>0</y>
<width>1081</width>
- <height>21</height>
+ <height>22</height>
</rect>
</property>
<widget class="QMenu" name="menu_File">
@@ -60,6 +60,7 @@
<addaction name="action_Load_File"/>
<addaction name="action_Load_Symbol_Map"/>
<addaction name="separator"/>
+ <addaction name="action_Select_Game_List_Root"/>
<addaction name="menu_recent_files"/>
<addaction name="separator"/>
<addaction name="action_Exit"/>
@@ -182,6 +183,14 @@
<string>Display Dock Widget Headers</string>
</property>
</action>
+ <action name="action_Select_Game_List_Root">
+ <property name="text">
+ <string>Select Game Directory...</string>
+ </property>
+ <property name="toolTip">
+ <string>Selects a folder to display in the game list</string>
+ </property>
+ </action>
</widget>
<resources/>
<connections>
diff --git a/src/citra_qt/util/util.cpp b/src/citra_qt/util/util.cpp
index f292046b7..8734a8efd 100644
--- a/src/citra_qt/util/util.cpp
+++ b/src/citra_qt/util/util.cpp
@@ -2,6 +2,9 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <array>
+#include <cmath>
+
#include "citra_qt/util/util.h"
QFont GetMonospaceFont() {
@@ -11,3 +14,12 @@ QFont GetMonospaceFont() {
font.setFixedPitch(true);
return font;
}
+
+QString ReadableByteSize(qulonglong size) {
+ static const std::array<const char*, 6> units = { "B", "KiB", "MiB", "GiB", "TiB", "PiB" };
+ if (size == 0)
+ return "0";
+ int digit_groups = std::min<int>((int)(std::log10(size) / std::log10(1024)), units.size());
+ return QString("%L1 %2").arg(size / std::pow(1024, digit_groups), 0, 'f', 1)
+ .arg(units[digit_groups]);
+}
diff --git a/src/citra_qt/util/util.h b/src/citra_qt/util/util.h
index 98a944047..ab443ef9b 100644
--- a/src/citra_qt/util/util.h
+++ b/src/citra_qt/util/util.h
@@ -5,6 +5,10 @@
#pragma once
#include <QFont>
+#include <QString>
/// Returns a QFont object appropriate to use as a monospace font for debugging widgets, etc.
QFont GetMonospaceFont();
+
+/// Convert a size in bytes into a readable format (KiB, MiB, etc.)
+QString ReadableByteSize(qulonglong size);
diff --git a/src/common/file_util.cpp b/src/common/file_util.cpp
index dcb9baa08..1e0d33313 100644
--- a/src/common/file_util.cpp
+++ b/src/common/file_util.cpp
@@ -420,28 +420,23 @@ bool CreateEmptyFile(const std::string &filename)
}
-// Scans the directory tree gets, starting from _Directory and adds the
-// results into parentEntry. Returns the number of files+directories found
-u32 ScanDirectoryTree(const std::string &directory, FSTEntry& parentEntry)
+int ScanDirectoryTreeAndCallback(const std::string &directory, std::function<int(const std::string&, const std::string&)> callback)
{
LOG_TRACE(Common_Filesystem, "directory %s", directory.c_str());
// How many files + directories we found
- u32 foundEntries = 0;
+ int found_entries = 0;
#ifdef _WIN32
// Find the first file in the directory.
WIN32_FIND_DATA ffd;
- HANDLE hFind = FindFirstFile(Common::UTF8ToTStr(directory + "\\*").c_str(), &ffd);
- if (hFind == INVALID_HANDLE_VALUE)
- {
- FindClose(hFind);
- return foundEntries;
+ HANDLE handle_find = FindFirstFile(Common::UTF8ToTStr(directory + "\\*").c_str(), &ffd);
+ if (handle_find == INVALID_HANDLE_VALUE) {
+ FindClose(handle_find);
+ return found_entries;
}
// windows loop
- do
- {
- FSTEntry entry;
- const std::string virtualName(Common::TStrToUTF8(ffd.cFileName));
+ do {
+ const std::string virtual_name(Common::TStrToUTF8(ffd.cFileName));
#else
struct dirent dirent, *result = nullptr;
@@ -450,115 +445,80 @@ u32 ScanDirectoryTree(const std::string &directory, FSTEntry& parentEntry)
return 0;
// non windows loop
- while (!readdir_r(dirp, &dirent, &result) && result)
- {
- FSTEntry entry;
- const std::string virtualName(result->d_name);
+ while (!readdir_r(dirp, &dirent, &result) && result) {
+ const std::string virtual_name(result->d_name);
#endif
// check for "." and ".."
- if (((virtualName[0] == '.') && (virtualName[1] == '\0')) ||
- ((virtualName[0] == '.') && (virtualName[1] == '.') &&
- (virtualName[2] == '\0')))
+ if (((virtual_name[0] == '.') && (virtual_name[1] == '\0')) ||
+ ((virtual_name[0] == '.') && (virtual_name[1] == '.') &&
+ (virtual_name[2] == '\0')))
continue;
- entry.virtualName = virtualName;
- entry.physicalName = directory;
- entry.physicalName += DIR_SEP + entry.virtualName;
- if (IsDirectory(entry.physicalName.c_str()))
- {
- entry.isDirectory = true;
- // is a directory, lets go inside
- entry.size = ScanDirectoryTree(entry.physicalName, entry);
- foundEntries += (u32)entry.size;
- }
- else
- { // is a file
- entry.isDirectory = false;
- entry.size = GetSize(entry.physicalName.c_str());
+ int ret = callback(directory, virtual_name);
+ if (ret < 0) {
+ if (ret != -1)
+ found_entries = ret;
+ break;
}
- ++foundEntries;
- // Push into the tree
- parentEntry.children.push_back(entry);
+ found_entries += ret;
+
#ifdef _WIN32
- } while (FindNextFile(hFind, &ffd) != 0);
- FindClose(hFind);
+ } while (FindNextFile(handle_find, &ffd) != 0);
+ FindClose(handle_find);
#else
}
closedir(dirp);
#endif
// Return number of entries found.
- return foundEntries;
+ return found_entries;
}
-
-// Deletes the given directory and anything under it. Returns true on success.
-bool DeleteDirRecursively(const std::string &directory)
+int ScanDirectoryTree(const std::string &directory, FSTEntry& parent_entry)
{
- LOG_TRACE(Common_Filesystem, "%s", directory.c_str());
-#ifdef _WIN32
- // Find the first file in the directory.
- WIN32_FIND_DATA ffd;
- HANDLE hFind = FindFirstFile(Common::UTF8ToTStr(directory + "\\*").c_str(), &ffd);
-
- if (hFind == INVALID_HANDLE_VALUE)
- {
- FindClose(hFind);
- return false;
- }
-
- // windows loop
- do
- {
- const std::string virtualName(Common::TStrToUTF8(ffd.cFileName));
-#else
- struct dirent dirent, *result = nullptr;
- DIR *dirp = opendir(directory.c_str());
- if (!dirp)
- return false;
-
- // non windows loop
- while (!readdir_r(dirp, &dirent, &result) && result)
- {
- const std::string virtualName = result->d_name;
-#endif
+ const auto callback = [&parent_entry](const std::string& directory,
+ const std::string& virtual_name) -> int {
+ FSTEntry entry;
+ int found_entries = 0;
+ entry.virtualName = virtual_name;
+ entry.physicalName = directory + DIR_SEP + virtual_name;
- // check for "." and ".."
- if (((virtualName[0] == '.') && (virtualName[1] == '\0')) ||
- ((virtualName[0] == '.') && (virtualName[1] == '.') &&
- (virtualName[2] == '\0')))
- continue;
+ if (IsDirectory(entry.physicalName)) {
+ entry.isDirectory = true;
+ // is a directory, lets go inside
+ entry.size = ScanDirectoryTree(entry.physicalName, entry);
+ found_entries += (int)entry.size;
+ } else { // is a file
+ entry.isDirectory = false;
+ entry.size = GetSize(entry.physicalName);
+ }
+ ++found_entries;
+ // Push into the tree
+ parent_entry.children.push_back(entry);
+ return found_entries;
+ };
- std::string newPath = directory + DIR_SEP_CHR + virtualName;
- if (IsDirectory(newPath))
- {
- if (!DeleteDirRecursively(newPath))
- {
- #ifndef _WIN32
- closedir(dirp);
- #endif
+ return ScanDirectoryTreeAndCallback(directory, callback);
+}
- return false;
- }
- }
- else
- {
- if (!FileUtil::Delete(newPath))
- {
- #ifndef _WIN32
- closedir(dirp);
- #endif
- return false;
+bool DeleteDirRecursively(const std::string &directory)
+{
+ const static auto callback = [](const std::string& directory,
+ const std::string& virtual_name) -> int {
+ std::string new_path = directory + DIR_SEP_CHR + virtual_name;
+ if (IsDirectory(new_path)) {
+ if (!DeleteDirRecursively(new_path)) {
+ return -2;
}
+ } else if (!Delete(new_path)) {
+ return -2;
}
+ return 0;
+ };
-#ifdef _WIN32
- } while (FindNextFile(hFind, &ffd) != 0);
- FindClose(hFind);
-#else
+ if (ScanDirectoryTreeAndCallback(directory, callback) == -2) {
+ return false;
}
- closedir(dirp);
-#endif
FileUtil::DeleteDir(directory);
return true;
diff --git a/src/common/file_util.h b/src/common/file_util.h
index e71a9b2fa..3d617f573 100644
--- a/src/common/file_util.h
+++ b/src/common/file_util.h
@@ -6,6 +6,7 @@
#include <array>
#include <fstream>
+#include <functional>
#include <cstddef>
#include <cstdio>
#include <string>
@@ -96,9 +97,28 @@ bool Copy(const std::string &srcFilename, const std::string &destFilename);
// creates an empty file filename, returns true on success
bool CreateEmptyFile(const std::string &filename);
-// Scans the directory tree gets, starting from _Directory and adds the
-// results into parentEntry. Returns the number of files+directories found
-u32 ScanDirectoryTree(const std::string &directory, FSTEntry& parentEntry);
+/**
+ * Scans the directory tree, calling the callback for each file/directory found.
+ * The callback must return the number of files and directories which the provided path contains.
+ * If the callback's return value is -1, the callback loop is broken immediately.
+ * If the callback's return value is otherwise negative, the callback loop is broken immediately
+ * and the callback's return value is returned from this function (to allow for error handling).
+ * @param directory the parent directory to start scanning from
+ * @param callback The callback which will be called for each file/directory. It is called
+ * with the arguments (const std::string& directory, const std::string& virtual_name).
+ * The `directory `parameter is the path to the directory which contains the file/directory.
+ * The `virtual_name` parameter is the incomplete file path, without any directory info.
+ * @return the total number of files/directories found
+ */
+int ScanDirectoryTreeAndCallback(const std::string &directory, std::function<int(const std::string&, const std::string&)> callback);
+
+/**
+ * Scans the directory tree, storing the results.
+ * @param directory the parent directory to start scanning from
+ * @param parent_entry FSTEntry where the filesystem tree results will be stored.
+ * @return the total number of files/directories found
+ */
+int ScanDirectoryTree(const std::string &directory, FSTEntry& parent_entry);
// deletes the given directory and anything under it. Returns true on success.
bool DeleteDirRecursively(const std::string &directory);
diff --git a/src/core/loader/loader.cpp b/src/core/loader/loader.cpp
index c4b4f5a5d..6b88169e1 100644
--- a/src/core/loader/loader.cpp
+++ b/src/core/loader/loader.cpp
@@ -26,12 +26,7 @@ const std::initializer_list<Kernel::AddressMapping> default_address_mappings = {
{ 0x1F000000, 0x600000, false }, // entire VRAM
};
-/**
- * Identifies the type of a bootable file
- * @param file open file
- * @return FileType of file
- */
-static FileType IdentifyFile(FileUtil::IOFile& file) {
+FileType IdentifyFile(FileUtil::IOFile& file) {
FileType type;
#define CHECK_TYPE(loader) \
@@ -48,12 +43,17 @@ static FileType IdentifyFile(FileUtil::IOFile& file) {
return FileType::Unknown;
}
-/**
- * Guess the type of a bootable file from its extension
- * @param extension_ String extension of bootable file
- * @return FileType of file
- */
-static FileType GuessFromExtension(const std::string& extension_) {
+FileType IdentifyFile(const std::string& file_name) {
+ FileUtil::IOFile file(file_name, "rb");
+ if (!file.IsOpen()) {
+ LOG_ERROR(Loader, "Failed to load file %s", file_name.c_str());
+ return FileType::Unknown;
+ }
+
+ return IdentifyFile(file);
+}
+
+FileType GuessFromExtension(const std::string& extension_) {
std::string extension = Common::ToLower(extension_);
if (extension == ".elf" || extension == ".axf")
@@ -71,7 +71,7 @@ static FileType GuessFromExtension(const std::string& extension_) {
return FileType::Unknown;
}
-static const char* GetFileTypeString(FileType type) {
+const char* GetFileTypeString(FileType type) {
switch (type) {
case FileType::CCI:
return "NCSD";
diff --git a/src/core/loader/loader.h b/src/core/loader/loader.h
index a37d3348c..8de95dacf 100644
--- a/src/core/loader/loader.h
+++ b/src/core/loader/loader.h
@@ -33,6 +33,34 @@ enum class FileType {
THREEDSX, //3DSX
};
+/**
+ * Identifies the type of a bootable file based on the magic value in its header.
+ * @param file open file
+ * @return FileType of file
+ */
+FileType IdentifyFile(FileUtil::IOFile& file);
+
+/**
+ * Identifies the type of a bootable file based on the magic value in its header.
+ * @param file_name path to file
+ * @return FileType of file. Note: this will return FileType::Unknown if it is unable to determine
+ * a filetype, and will never return FileType::Error.
+ */
+FileType IdentifyFile(const std::string& file_name);
+
+/**
+ * Guess the type of a bootable file from its extension
+ * @param extension String extension of bootable file
+ * @return FileType of file. Note: this will return FileType::Unknown if it is unable to determine
+ * a filetype, and will never return FileType::Error.
+ */
+FileType GuessFromExtension(const std::string& extension_);
+
+/**
+ * Convert a FileType into a string which can be displayed to the user.
+ */
+const char* GetFileTypeString(FileType type);
+
/// Return type for functions in Loader namespace
enum class ResultStatus {
Success,