Qt: Attach cheats dialog directly to Snes9x.

Update sizing for cheats and shader params dialogs.

cheats.h

@@ -81,6 +81,7 @@ int S9xModifyCheatGroup(uint32_t index, const std::string &name, const std::stri
 void S9xEnableCheatGroup(uint32_t index);
 void S9xDisableCheatGroup(uint32_t index);
 void S9xDeleteCheats(void);
+std::string S9xCheatGroupToText(const SCheatGroup &g);
 std::string S9xCheatGroupToText(uint32_t index);
 void S9xDeleteCheatGroup(uint32_t index);
 bool8 S9xLoadCheatFile(const std::string &filename);

cheats2.cpp

@@ -534,7 +534,7 @@ std::string S9xCheatToText(const SCheat &c)
     return std::string(output);
 }
 
-std::string S9xCheatGroupToText(SCheatGroup &g)
+std::string S9xCheatGroupToText(const SCheatGroup &g)
 {
     std::string text = "";
 

gtk/src/gtk_cheat.cpp

@@ -94,7 +94,6 @@ Snes9xCheats::Snes9xCheats()
     get_object<Gtk::Button>("disable_all_button")->signal_clicked().connect(sigc::mem_fun(*this, &Snes9xCheats::disable_all));
     get_object<Gtk::Button>("delete_all_cheats_button")->signal_clicked().connect(sigc::mem_fun(*this, &Snes9xCheats::delete_all_cheats));
     get_object<Gtk::Button>("cheat_search_button")->signal_clicked().connect(sigc::mem_fun(*this, &Snes9xCheats::search_database));
-    get_object<Gtk::Button>("update_button")->signal_clicked().connect(sigc::mem_fun(*this, &Snes9xCheats::update_code));
 
     gtk_widget_realize(GTK_WIDGET(window->gobj()));
 }
@@ -288,7 +287,9 @@ void Snes9xCheats::search_database()
 
     for (const auto &dir : { S9xGetDirectory(CHEAT_DIR),
                              get_config_dir(),
-                             std::string(DATADIR) })
+                             std::string(DATADIR),
+                             "/usr/share/snes9x",
+                             "/usr/local/share/snes9x" })
     {
         filename = dir + "/cheats.bml";
         result = S9xImportCheatsFromDatabase(filename);

qt/src/CheatsDialog.cpp

@@ -1,27 +1,202 @@
-#include "CheatsDialog.hpp"
-
-static const auto desired_flags = Qt::ItemFlag::ItemIsUserCheckable |
-                                  Qt::ItemFlag::ItemIsEnabled |
-                                  Qt::ItemFlag::ItemIsSelectable |
-                                  Qt::ItemFlag::ItemIsDragEnabled;
-
-CheatsDialog::CheatsDialog(QWidget *parent, EmuApplication *app_) 
-    : app(app_), QDialog(parent)
-{
-    setupUi(this);
-    show();
-
-    QTreeWidgetItem *item = new QTreeWidgetItem();
-    item->setFlags(desired_flags);
-    item->setCheckState(0, Qt::CheckState::Checked);
-    item->setText(1, "Invincibility");
-    item->setText(2, "dd32-6dad");
-
-    treeWidget_cheats->insertTopLevelItem(0, item);
-    item = new QTreeWidgetItem();
-    item->setFlags(desired_flags);
-    item->setCheckState(0, Qt::CheckState::Checked);
-    item->setText(1, "Torzx");
-    item->setText(2, "7e0fff:ff\n7e0ff7:ff");
-    treeWidget_cheats->insertTopLevelItem(1, item);
+#include "CheatsDialog.hpp"
+#include "EmuApplication.hpp"
+#include "EmuConfig.hpp"
+#include "../cheats.h"
+#include "fscompat.h"
+
+#include <QMessageBox>
+#include <QDir>
+#include <QtEvents>
+
+extern SCheatData Cheat;
+auto &clist = Cheat.group;
+
+static const auto desired_flags = Qt::ItemFlag::ItemIsUserCheckable |
+                                  Qt::ItemFlag::ItemIsEnabled |
+                                  Qt::ItemFlag::ItemIsSelectable |
+                                  Qt::ItemFlag::ItemIsDragEnabled;
+
+CheatsDialog::CheatsDialog(QWidget *parent, EmuApplication *app_)
+    : app(app_), QDialog(parent)
+{
+    setupUi(this);
+
+    connect(pushButton_add, &QPushButton::clicked, [&] { addCode(); });
+    connect(pushButton_remove, &QPushButton::clicked, [&] { removeCode(); });
+    connect(pushButton_remove_all, &QPushButton::clicked, [&] { removeAll(); });
+    connect(pushButton_check_database, &QPushButton::clicked, [&] { searchDatabase(); });
+    connect(pushButton_update, &QPushButton::clicked, [&] { updateCurrent(); });
+
+    treeWidget_cheats->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
+
+    connect(treeWidget_cheats, &QTreeWidget::itemChanged, [&](QTreeWidgetItem *item, int column) {
+        if (column != 0)
+            return;
+
+        auto index = treeWidget_cheats->indexOfTopLevelItem(item);
+
+        app->suspendThread();
+        if (item->checkState(0) == Qt::Checked)
+            S9xEnableCheatGroup(index);
+        else
+            S9xDisableCheatGroup(index);
+        app->unsuspendThread();
+    });
+
+    connect(treeWidget_cheats, &QTreeWidget::itemDoubleClicked, [&](QTreeWidgetItem *item, int column) {
+        lineEdit_description->setText(item->text(1));
+        lineEdit_code->setText(item->text(2));
+    });
+
+    if (app->config->cheat_dialog_width != 0)
+        resize(app->config->cheat_dialog_width, app->config->cheat_dialog_height);
+
+    show();
+}
+
+void CheatsDialog::showEvent(QShowEvent *event)
+{
+    refreshList();
+    QDialog::showEvent(event);
+}
+
+void CheatsDialog::addCode()
+{
+    auto description = lineEdit_description->text().toStdString();
+    auto code = lineEdit_code->text().toStdString();
+
+    if (description.empty())
+        description = tr("No description").toStdString();
+
+    if (S9xAddCheatGroup(description, code) < 0)
+    {
+        QMessageBox::information(this, tr("Invalid Cheat"), tr("The cheat you entered was not valid."));
+        return;
+    }
+
+    refreshList();
+    treeWidget_cheats->setTreePosition(treeWidget_cheats->topLevelItemCount() - 1);
+}
+
+void CheatsDialog::removeCode()
+{
+    if (!treeWidget_cheats->currentIndex().isValid())
+        return;
+
+    auto index = treeWidget_cheats->currentIndex().row();
+    app->suspendThread();
+    S9xDeleteCheatGroup(index);
+    app->unsuspendThread();
+    auto item = treeWidget_cheats->takeTopLevelItem(index);
+    if (item)
+        delete item;
+}
+
+void CheatsDialog::disableAll()
+{
+    app->suspendThread();
+    for (size_t i = 0; i < clist.size(); i++)
+        S9xDisableCheatGroup(i);
+    app->unsuspendThread();
+    refreshList();
+}
+
+void CheatsDialog::removeAll()
+{
+    treeWidget_cheats->clear();
+    app->suspendThread();
+    S9xDeleteCheats();
+    app->unsuspendThread();
+}
+
+void CheatsDialog::searchDatabase()
+{
+    std::initializer_list<std::string> dirs =
+    {
+        EmuConfig::findConfigDir(),
+        QGuiApplication::applicationDirPath().toStdString(),
+        S9xGetDirectory(CHEAT_DIR),
+        "/usr/share/snes9x",
+        "/usr/local/share/snes9x"
+    };
+
+    bool found = false;
+
+    for (auto &path : dirs)
+    {
+        auto filename = QDir(QString::fromStdString(path)).absoluteFilePath("cheats.bml").toStdString();
+        app->suspendThread();
+        auto result = S9xImportCheatsFromDatabase(filename);
+        app->unsuspendThread();
+        if (result == 0)
+        {
+            refreshList();
+            return;
+        }
+
+        if (result == -1)
+            continue;
+
+        if (result == -2)
+        {
+            QMessageBox::information(this, tr("No Cheats Found"), tr("No cheats for the current game were found in the database."));
+            return;
+        }
+    }
+
+    QMessageBox::information(this, tr("Unable to Open Cheats Database"), tr("cheats.bml was not found."));
+}
+
+void CheatsDialog::updateCurrent()
+{
+    if (!treeWidget_cheats->currentIndex().isValid())
+        return;
+
+    auto description = lineEdit_description->text().toStdString();
+    auto code = lineEdit_code->text().toStdString();
+    auto index = treeWidget_cheats->currentIndex().row();
+
+    if (description.empty())
+        description = tr("No description").toStdString();
+
+    auto validated = S9xCheatValidate(code);
+    if (validated.empty())
+    {
+        QMessageBox::information(this, tr("Invalid Cheat"), tr("The cheat you entered was not valid."));
+        return;
+    }
+
+    app->suspendThread();
+    S9xModifyCheatGroup(index, description, validated);
+    app->unsuspendThread();
+
+    treeWidget_cheats->currentItem()->setText(1, lineEdit_description->text());
+    treeWidget_cheats->currentItem()->setText(2, QString::fromStdString(validated));
+}
+
+void CheatsDialog::refreshList()
+{
+    treeWidget_cheats->clear();
+
+    QList<QTreeWidgetItem *> items;
+
+    app->suspendThread();
+    for (const auto &c: clist)
+    {
+        auto i = new QTreeWidgetItem();
+        i->setFlags(desired_flags);
+        i->setCheckState(0, c.enabled ? Qt::Checked : Qt::Unchecked);
+        i->setText(1, QString::fromStdString(c.name));
+        i->setText(2, QString::fromStdString(S9xCheatGroupToText(c)));
+        items.push_back(i);
+    }
+    app->unsuspendThread();
+
+    treeWidget_cheats->insertTopLevelItems(0, items);
+}
+
+void CheatsDialog::resizeEvent(QResizeEvent *event)
+{
+    app->config->cheat_dialog_width = event->size().width();
+    app->config->cheat_dialog_height = event->size().height();
 }

qt/src/CheatsDialog.hpp

@@ -1,12 +1,20 @@
-#include "ui_CheatsDialog.h"
-
-class EmuApplication;
-
-class CheatsDialog : public QDialog, public Ui_Dialog
-{
-  public:
-    CheatsDialog(QWidget *parent, EmuApplication *app);
-
-    EmuApplication *app;
-};
-
+#include "ui_CheatsDialog.h"
+
+class EmuApplication;
+
+class CheatsDialog : public QDialog, public Ui_Dialog
+{
+  public:
+    CheatsDialog(QWidget *parent, EmuApplication *app);
+    void addCode();
+    void removeCode();
+    void updateCurrent();
+    void disableAll();
+    void removeAll();
+    void searchDatabase();
+    void refreshList();
+    void showEvent(QShowEvent *) override;
+    EmuApplication *app;
+    void resizeEvent(QResizeEvent *event) override;
+};
+

qt/src/EmuApplication.cpp

@@ -246,6 +246,7 @@ void EmuApplication::startThread()
 
 bool EmuApplication::openFile(std::string filename)
 {
+    window->gameChanging();
     suspendThread();
     auto result = core->openFile(filename);
     unsuspendThread();

qt/src/EmuConfig.cpp

@@ -417,6 +417,11 @@ void EmuConfig::config(std::string filename, bool write)
     String("LastROMFolder", last_rom_folder);
     Int("MainWindowWidth", main_window_width);
     Int("MainWindowHeight", main_window_height);
+    Int("ShaderParametersDialogWidth", shader_parameters_dialog_width);
+    Int("ShaderParametersDialogHeight", shader_parameters_dialog_height);
+    Int("CheatDialogWidth", cheat_dialog_width);
+    Int("CheatDialogHeight", cheat_dialog_height);
+
     int recent_count = recently_used.size();
     Int("RecentlyUsedEntries", recent_count);
     if (!write)

qt/src/EmuConfig.hpp

@@ -31,6 +31,10 @@ struct EmuConfig
     std::string last_rom_folder;
     int main_window_width = 0;
     int main_window_height = 0;
+    int cheat_dialog_width = 0;
+    int cheat_dialog_height = 0;
+    int shader_parameters_dialog_width = 0;
+    int shader_parameters_dialog_height = 0;
     std::vector<std::string> recently_used;
 
     // General

qt/src/EmuMainWindow.cpp

@@ -18,7 +18,6 @@
 #include "EmuCanvasOpenGL.hpp"
 #include "EmuCanvasQt.hpp"
 #include "CheatsDialog.hpp"
-#include "ShaderParametersDialog.hpp"
 #undef KeyPress
 
 static EmuSettingsWindow *g_emu_settings_window = nullptr;
@@ -265,7 +264,9 @@ void EmuMainWindow::createWidgets()
 
     auto cheats_item = emulation_menu->addAction(tr("&Cheats"));
     connect(cheats_item, &QAction::triggered, [&] {
-        auto cheats_dialog = new CheatsDialog(this, app);
+        if (!cheats_dialog)
+            cheats_dialog = std::make_unique<CheatsDialog>(this, app);
+        cheats_dialog->show();
     });
     core_actions.push_back(cheats_item);
 
@@ -662,4 +663,10 @@ void EmuMainWindow::shaderChanged()
         if (canvas)
             canvas->shaderChanged();
     });
+}
+
+void EmuMainWindow::gameChanging()
+{
+    if (cheats_dialog)
+        cheats_dialog->close();
 }

qt/src/EmuMainWindow.hpp

@@ -6,6 +6,7 @@
 #include "EmuCanvas.hpp"
 
 class EmuApplication;
+class CheatsDialog;
 
 class EmuMainWindow : public QMainWindow
 {
@@ -35,6 +36,7 @@ class EmuMainWindow : public QMainWindow
     bool openFile(std::string filename);
     void recreateUIAssets();
     void shaderChanged();
+    void gameChanging();
     std::vector<std::string> getDisplayDeviceList();
     EmuApplication *app;
     EmuCanvas *canvas;
@@ -46,6 +48,8 @@ class EmuMainWindow : public QMainWindow
     static const size_t recent_menu_size = 10;
     static const size_t state_items_size = 10;
 
+    std::unique_ptr<CheatsDialog> cheats_dialog;
+
     bool manual_pause = false;
     bool focus_pause = false;
     bool minimized_pause = false;