From 7611a21d2b36def66216598617d647acfc657e3e Mon Sep 17 00:00:00 2001
From: Shamus Hammons <jlhamm@acm.org>
Date: Wed, 27 Jan 2010 18:07:17 +0000
Subject: [PATCH] Added beginnings of ROM directory scanning functionality

---
 src/gui/filepicker.cpp | 60 ++++++++++++++++++++++++++++++++++++++++++
 src/gui/filepicker.h   | 15 +++++++++++
 src/gui/mainwin.cpp    | 21 ++++++++++++---
 src/gui/mainwin.h      |  7 ++---
 4 files changed, 97 insertions(+), 6 deletions(-)

diff --git a/src/gui/filepicker.cpp b/src/gui/filepicker.cpp
index 2280f82..daaae59 100644
--- a/src/gui/filepicker.cpp
+++ b/src/gui/filepicker.cpp
@@ -13,6 +13,8 @@
 
 #include "filepicker.h"
 
+#include "crc32.h"
+#include "settings.h"
 #include "types.h"
 
 struct RomIdentifier
@@ -98,5 +100,63 @@ in romList for future reference.
 
 When constructing the list, use the index to pull up an image of the cart and
 put that in the list. User picks from a graphical image of the cart.
+
+Ideally, the label will go into the archive along with the ROM image, but that's
+for the future...
+Maybe box art, screenshots will go as well...
 */
 
+//FilePickerWindow::FilePickerWindow(QWidget * parent/*= 0*/): QWidget(parent, Qt::Dialog)//could use Window as well...
+FilePickerWindow::FilePickerWindow(QWidget * parent/*= 0*/): QWidget(parent, Qt::Window)
+{
+	setWindowTitle("Insert Cartridge...");
+
+	fileList = new QListWidget(this);
+//	addWidget(fileList);
+
+	QVBoxLayout * layout = new QVBoxLayout();
+//	layout->setSizeConstraint(QLayout::SetFixedSize);
+	setLayout(layout);
+
+	layout->addWidget(fileList);
+
+	PopulateList();
+}
+
+void FilePickerWindow::PopulateList(void)
+{
+	QDir romDir(vjs.ROMPath);
+	QFileInfoList list = romDir.entryInfoList();
+
+	for(int i=0; i<list.size(); i++)
+	{
+		QFileInfo fileInfo = list.at(i);
+//         std::cout << qPrintable(QString("%1 %2").arg(fileInfo.size(), 10)
+//                                                 .arg(fileInfo.fileName()));
+//         std::cout << std::endl;
+		QFile file(romDir.filePath(fileInfo.fileName()));
+		uint8 * buffer = new uint8[fileInfo.size()];
+
+		if (file.open(QIODevice::ReadOnly))
+		{
+			file.read((char *)buffer, fileInfo.size());
+			uint32 crc = crc32_calcCheckSum(buffer, fileInfo.size());
+			file.close();
+//printf("FilePickerWindow: File crc == %08X...\n", crc);
+
+			for(int j=0; romList[j].crc32 != 0xFFFFFFFF; j++)
+			{
+				if (romList[j].crc32 == crc)
+				{
+printf("FilePickerWindow: Found match [%s]...\n", romList[j].name);
+					new QListWidgetItem(QIcon(":/res/generic.png"), romList[j].name, fileList);
+					break;
+				}
+			}
+		}
+
+		delete[] buffer;
+	}
+
+}
+
diff --git a/src/gui/filepicker.h b/src/gui/filepicker.h
index ec02cba..e886e3b 100644
--- a/src/gui/filepicker.h
+++ b/src/gui/filepicker.h
@@ -3,3 +3,18 @@
 //
 
 #include <QtGui>
+
+// Forward declarations
+class QListWidget;
+
+class FilePickerWindow: public QWidget
+{
+	public:
+		FilePickerWindow(QWidget * parent = 0);
+
+	protected:
+		void PopulateList(void);
+
+	private:
+		QListWidget * fileList;
+};
diff --git a/src/gui/mainwin.cpp b/src/gui/mainwin.cpp
index 69634f6..5aae995 100644
--- a/src/gui/mainwin.cpp
+++ b/src/gui/mainwin.cpp
@@ -30,6 +30,7 @@
 #include "glwidget.h"
 #include "about.h"
 #include "settings.h"
+#include "filepicker.h"
 
 // The way BSNES controls things is by setting a timer with a zero
 // timeout, sleeping if not emulating anything. Seems there has to be a
@@ -50,7 +51,11 @@ MainWin::MainWin()
 	setWindowIcon(QIcon(":/res/vj.xpm"));
 	setWindowTitle("Virtual Jaguar v2.0.0");
 
+	ReadSettings();
+	setUnifiedTitleAndToolBarOnMac(true);
+
 	aboutWin = new AboutWindow(this);
+	filePickWin = new FilePickerWindow(this);
 
     videoWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
     setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
@@ -105,9 +110,14 @@ MainWin::MainWin()
 	aboutAct->setStatusTip(tr("Blatant self-promotion"));
 	connect(aboutAct, SIGNAL(triggered()), this, SLOT(ShowAboutWin()));
 
+	filePickAct = new QAction(QIcon(":/res/generic.png"), tr("Insert Cartridge..."), this);
+	filePickAct->setStatusTip(tr("Insert a cartridge into Virtual Jaguar"));
+	connect(filePickAct, SIGNAL(triggered()), this, SLOT(InsertCart()));
+
 	// Create menus & toolbars
 
 	fileMenu = menuBar()->addMenu(tr("&File"));
+	fileMenu->addAction(filePickAct);
 	fileMenu->addAction(powerAct);
 	fileMenu->addAction(quitAppAct);
 
@@ -126,9 +136,6 @@ MainWin::MainWin()
 	//	Create status bar
 	statusBar()->showMessage(tr("Ready"));
 
-	ReadSettings();
-	setUnifiedTitleAndToolBarOnMac(true);
-
 	// Set toolbar button based on setting read in (sync the UI)...
 	blurAct->setChecked(vjs.glFilter);
 	x1Act->setChecked(zoomLevel == 1);
@@ -230,6 +237,11 @@ void MainWin::ShowAboutWin(void)
 	aboutWin->show();
 }
 
+void MainWin::InsertCart(void)
+{
+	filePickWin->show();
+}
+
 void MainWin::ResizeMainWindow(void)
 {
 	videoWidget->setFixedSize(zoomLevel * 320, zoomLevel * (vjs.hardwareTypeNTSC ? 240 : 256));
@@ -264,6 +276,9 @@ void MainWin::ReadSettings(void)
 	vjs.useOpenGL        = settings.value("useOpenGL", true).toBool();
 	vjs.glFilter         = settings.value("glFilterType", 0).toInt();
 	vjs.renderType       = settings.value("renderType", 0).toInt();
+
+	// Hardcoded, !!! FIX !!!
+	strcpy(vjs.ROMPath, "./roms");
 }
 
 void MainWin::WriteSettings(void)
diff --git a/src/gui/mainwin.h b/src/gui/mainwin.h
index a3a26cc..fb07549 100644
--- a/src/gui/mainwin.h
+++ b/src/gui/mainwin.h
@@ -12,11 +12,9 @@
 #include <QtGui>
 
 // Forward declarations
-
 class GLWidget;
 class AboutWindow;
-//class EditWindow;
-//class CharWindow;
+class FilePickerWindow;
 
 class MainWin: public QMainWindow
 {
@@ -40,6 +38,7 @@ class MainWin: public QMainWindow
 		void SetPAL(void);
 		void ToggleBlur(void);
 		void ShowAboutWin(void);
+		void InsertCart(void);
 
 	private:
 		void ResizeMainWindow(void);
@@ -49,6 +48,7 @@ class MainWin: public QMainWindow
 //	public:
 		GLWidget * videoWidget;
 		AboutWindow * aboutWin;
+		FilePickerWindow * filePickWin;
 		QTimer * timer;
 		bool running;
 		int zoomLevel;
@@ -68,6 +68,7 @@ class MainWin: public QMainWindow
 		QAction * palAct;
 		QAction * blurAct;
 		QAction * aboutAct;
+		QAction * filePickAct;
 };
 
 #endif	// __MAINWIN_H__
-- 
2.37.2