ios: Add a detail view that can load and display core info from a configuration file.

ios/RetroArch.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		96096DD816D1ABAF00BF4499 /* RAModuleInfoList.m in Sources */ = {isa = PBXBuildFile; fileRef = 96096DD716D1ABAF00BF4499 /* RAModuleInfoList.m */; };
 		962979EF16C3EA3E00E6DCE0 /* ioseagl_ctx.c in Sources */ = {isa = PBXBuildFile; fileRef = 962979EE16C3EA3E00E6DCE0 /* ioseagl_ctx.c */; };
 		962979F616C43B9500E6DCE0 /* ic_dir.png in Resources */ = {isa = PBXBuildFile; fileRef = 962979F416C43B9500E6DCE0 /* ic_dir.png */; };
 		962979F716C43B9500E6DCE0 /* ic_file.png in Resources */ = {isa = PBXBuildFile; fileRef = 962979F516C43B9500E6DCE0 /* ic_file.png */; };
@@ -89,6 +90,7 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		96096DD716D1ABAF00BF4499 /* RAModuleInfoList.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = RAModuleInfoList.m; sourceTree = "<group>"; };
 		962979EE16C3EA3E00E6DCE0 /* ioseagl_ctx.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = ioseagl_ctx.c; sourceTree = "<group>"; };
 		962979F416C43B9500E6DCE0 /* ic_dir.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; name = ic_dir.png; path = "../android/phoenix/res/drawable-xhdpi/ic_dir.png"; sourceTree = "<group>"; };
 		962979F516C43B9500E6DCE0 /* ic_file.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; name = ic_file.png; path = "../android/phoenix/res/drawable-xhdpi/ic_file.png"; sourceTree = "<group>"; };
@@ -365,6 +367,7 @@
 		96AFAE3316C1D4EA009DE44C /* RetroArch */ = {
 			isa = PBXGroup;
 			children = (
+				96096DD716D1ABAF00BF4499 /* RAModuleInfoList.m */,
 				963F5AC416CC523B009BBD19 /* RADirectoryList.m */,
 				963F5AC516CC523B009BBD19 /* RAGameView.m */,
 				963F5AC616CC523B009BBD19 /* RAModuleList.m */,
@@ -833,6 +836,7 @@
 				963F5AC716CC523B009BBD19 /* RADirectoryList.m in Sources */,
 				963F5AC816CC523B009BBD19 /* RAGameView.m in Sources */,
 				963F5AC916CC523B009BBD19 /* RAModuleList.m in Sources */,
+				96096DD816D1ABAF00BF4499 /* RAModuleInfoList.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

ios/RetroArch/RAModuleInfoList.m

@@ -0,0 +1,88 @@
+//
+//  module_list.m
+//  RetroArch
+//
+//  Created by Jason Fetters on 2/8/13.
+//  Copyright (c) 2013 RetroArch. All rights reserved.
+//
+
+
+@implementation RAModuleInfo
++ (RAModuleInfo*)moduleWithPath:(NSString*)thePath data:(config_file_t*)theData
+{
+   RAModuleInfo* new = [RAModuleInfo new];
+
+   new.path = thePath;
+   new.data = theData;
+   return new;
+}
+
+- (void)dealloc
+{
+   if (self.data)
+   {
+      config_file_free(self.data);
+   }
+}
+
+@end
+
+static NSString* const labels[3] = {@"Emulator Name", @"Manufacturer", @"Name"};
+static const char* const keys[3] = {"emuname", "manufacturer", "systemname"};
+
+static const uint32_t sectionSizes[2] = {1, 2};
+static NSString* const sectionNames[2] = {@"Emulator", @"Hardware"};
+
+@implementation RAModuleInfoList
+{
+   RAModuleInfo* _data;
+}
+
+- (id)initWithModuleInfo:(RAModuleInfo*)info
+{
+   self = [super initWithStyle:UITableViewStyleGrouped];
+
+   _data = info;
+   return self;
+}
+
+- (NSInteger)numberOfSectionsInTableView:(UITableView*)tableView
+{
+   return sizeof(sectionSizes) / sizeof(sectionSizes[0]);
+}
+
+- (NSString*)tableView:(UITableView*)tableView titleForHeaderInSection:(NSInteger)section
+{
+   return sectionNames[section];
+}
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
+{
+   return sectionSizes[section];
+}
+
+- (UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
+{
+   UITableViewCell* cell = [self.tableView dequeueReusableCellWithIdentifier:@"datacell"];
+   cell = (cell != nil) ? cell : [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:@"datacell"];
+   
+   uint32_t sectionBase = 0;
+   for (int i = 0; i != indexPath.section; i ++)
+   {
+      sectionBase += sectionSizes[i];
+   }
+
+   cell.textLabel.text = labels[sectionBase + indexPath.row];
+   
+   char* text = 0;
+   if (config_get_string(_data.data, keys[sectionBase + indexPath.row], &text))
+      cell.detailTextLabel.text = [NSString stringWithUTF8String:text];
+   else
+      cell.detailTextLabel.text = @"Unspecified";
+   
+   free(text);
+
+   return cell;
+}
+
+@end

ios/RetroArch/RAModuleList.m

@@ -18,7 +18,7 @@ static void display_error_alert(NSString* message)
 
 @implementation RAModuleList
 {
-   NSArray* _modules;
+   NSMutableArray* _modules;
 }
 
 - (id)init
@@ -28,19 +28,30 @@ static void display_error_alert(NSString* message)
    // Get the contents of the modules directory of the bundle.
    NSString* module_dir = [NSString stringWithFormat:@"%@/modules", [[NSBundle mainBundle] bundlePath]];
    
-   _modules = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:module_dir error:nil];
+   NSArray* moduleList = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:module_dir error:nil];
    
-   if (_modules != nil)
+   if (moduleList != nil)
    {
-      _modules = [module_dir stringsByAppendingPaths:_modules];
+      moduleList = [module_dir stringsByAppendingPaths:moduleList];
-      _modules = [_modules pathsMatchingExtensions:[NSArray arrayWithObject:@"dylib"]];
+      moduleList = [moduleList pathsMatchingExtensions:[NSArray arrayWithObject:@"dylib"]];
    }
    
-   if (_modules == nil || [_modules count] == 0)
+   if (moduleList == nil || [moduleList count] == 0)
    {
       display_error_alert(@"No libretro cores were found.");
    }
    
+   // Load the modules with their data
+   _modules = [NSMutableArray arrayWithCapacity:[moduleList count]];
+   
+   for (int i = 0; i != [moduleList count]; i ++)
+   {
+      NSString* modulePath = [moduleList objectAtIndex:i];
+
+      NSString* baseName = [[modulePath stringByDeletingPathExtension] stringByAppendingPathExtension:@"info"];
+      [_modules addObject:[RAModuleInfo moduleWithPath:modulePath data:config_file_new([baseName UTF8String])]];
+   }
+   
    [self setTitle:@"Choose Emulator"];
    self.navigationItem.rightBarButtonItem = [RetroArch_iOS get].settings_button;
 
@@ -49,10 +60,18 @@ static void display_error_alert(NSString* message)
 
 - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
 {
-   [RetroArch_iOS get].module_path = [_modules objectAtIndex:indexPath.row];
+   RAModuleInfo* info = (RAModuleInfo*)[_modules objectAtIndex:indexPath.row];
+   [RetroArch_iOS get].module_path = info.path;
+   
    [[RetroArch_iOS get] pushViewController:[[RADirectoryList alloc] initWithPath:nil]];
 }
 
+- (void)tableView:(UITableView *)tableView accessoryButtonTappedForRowWithIndexPath:(NSIndexPath *)indexPath
+{
+   RAModuleInfo* info = (RAModuleInfo*)[_modules objectAtIndex:indexPath.row];
+   [[RetroArch_iOS get] pushViewController:[[RAModuleInfoList alloc] initWithModuleInfo:info]];
+}
+
 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
 {
    return _modules ? [_modules count] : 0;
@@ -63,7 +82,10 @@ static void display_error_alert(NSString* message)
    UITableViewCell* cell = [self.tableView dequeueReusableCellWithIdentifier:@"module"];
    cell = (cell != nil) ? cell : [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"module"];
    
-   cell.textLabel.text = [[[_modules objectAtIndex:indexPath.row] lastPathComponent] stringByDeletingPathExtension];
+   RAModuleInfo* info = (RAModuleInfo*)[_modules objectAtIndex:indexPath.row];
+   cell.textLabel.text = [[info.path lastPathComponent] stringByDeletingPathExtension];
+   cell.accessoryType = (info.data) ? UITableViewCellAccessoryDetailDisclosureButton : UITableViewCellAccessoryNone;
+
 
    return cell;
 }

ios/RetroArch/views.h

@@ -6,15 +6,24 @@
 @interface RAGameView : UIViewController
 @end
 
-@interface RAModuleList : UITableViewController
+@interface RAModuleInfo : NSObject
+@property (strong) NSString* path;
+@property config_file_t* data;
 
++ (RAModuleInfo*)moduleWithPath:(NSString*)thePath data:(config_file_t*)theData;
+@end
+
+@interface RAModuleInfoList : UITableViewController
+- (id)initWithModuleInfo:(RAModuleInfo*)info;
+@end
+
+@interface RAModuleList : UITableViewController
 @end
 
 @interface RADirectoryList : UITableViewController
 - (id)initWithPath:(NSString*)path;
 @end
 
-
 @interface RASettingsSubList : UITableViewController
 - (id)initWithSettings:(NSArray*)values title:(NSString*)title;
 - (void)writeSettings:(NSArray*)settingList toConfig:(config_file_t*)config;