RetroArch/apple/iOS/menu.m
2015-01-26 11:17:38 +01:00

744 lines
23 KiB
Objective-C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2013-2014 - Jason Fetters
* Copyright (C) 2014-2015 - Jay McCarthy
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <objc/runtime.h>
#include "../common/RetroArch_Apple.h"
#include "../../input/input_common.h"
#include "../../input/input_keymaps.h"
#include "../../input/drivers/apple_input.h"
#include <file/file_path.h>
#include <retro_miscellaneous.h>
#include "menu.h"
#include "../../menu/menu.h"
#include "../../menu/menu_entries.h"
#include "../../menu/drivers/shared.h"
/*********************************************/
/* RunActionSheet */
/* Creates and displays a UIActionSheet with */
/* buttons pulled from a RetroArch */
/* string_list structure. */
/*********************************************/
static const void* const associated_delegate_key = &associated_delegate_key;
typedef void (^RAActionSheetCallback)(UIActionSheet*, NSInteger);
@interface RARunActionSheetDelegate : NSObject<UIActionSheetDelegate>
@property (nonatomic, copy) RAActionSheetCallback callbackBlock;
@end
@implementation RARunActionSheetDelegate
- (id)initWithCallbackBlock:(RAActionSheetCallback)callback
{
if ((self = [super init]))
_callbackBlock = callback;
return self;
}
- (void)actionSheet:(UIActionSheet *)actionSheet willDismissWithButtonIndex:(NSInteger)buttonIndex
{
if (self.callbackBlock)
self.callbackBlock(actionSheet, buttonIndex);
}
@end
static void RunActionSheet(const char* title, const struct string_list* items, UIView* parent, RAActionSheetCallback callback)
{
size_t i;
RARunActionSheetDelegate* delegate = [[RARunActionSheetDelegate alloc] initWithCallbackBlock:callback];
UIActionSheet* actionSheet = [UIActionSheet new];
actionSheet.title = BOXSTRING(title);
actionSheet.delegate = delegate;
for (i = 0; i < items->size; i ++)
[actionSheet addButtonWithTitle:BOXSTRING(items->elems[i].data)];
actionSheet.cancelButtonIndex = [actionSheet addButtonWithTitle:BOXSTRING("Cancel")];
objc_setAssociatedObject(actionSheet, associated_delegate_key, delegate, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
[actionSheet showInView:parent];
}
/*********************************************/
/* RAMenuBase */
/* A menu class that displays RAMenuItemBase */
/* objects. */
/*********************************************/
@implementation RAMenuBase
- (id)initWithStyle:(UITableViewStyle)style
{
if ((self = [super initWithStyle:style]))
_sections = [NSMutableArray array];
return self;
}
- (NSInteger)numberOfSectionsInTableView:(UITableView*)tableView
{
return self.sections.count;
}
- (NSString*)tableView:(UITableView*)tableView titleForHeaderInSection:(NSInteger)section
{
if (self.hidesHeaders)
return nil;
return self.sections[section][0];
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
return [self.sections[section] count] - 1;
}
- (id)itemForIndexPath:(NSIndexPath*)indexPath
{
return self.sections[indexPath.section][indexPath.row + 1];
}
- (UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
return [[self itemForIndexPath:indexPath] cellForTableView:tableView];
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
[[self itemForIndexPath:indexPath] wasSelectedOnTableView:tableView ofController:self];
}
- (void)willReloadData
{
}
- (void)reloadData
{
[self willReloadData];
[[self tableView] reloadData];
}
@end
/*********************************************/
/* RAMenuItemBasic */
/* A simple menu item that displays a text */
/* description and calls a block object when */
/* selected. */
/*********************************************/
@implementation RAMenuItemBasic
@synthesize description;
@synthesize userdata;
@synthesize action;
@synthesize detail;
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description action:(void (^)())action
{
return [self itemWithDescription:description action:action detail:Nil];
}
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description action:(void (^)())action detail:(NSString* (^)())detail
{
return [self itemWithDescription:description association:nil action:action detail:detail];
}
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description association:(id)userdata action:(void (^)())action detail:(NSString* (^)())detail
{
RAMenuItemBasic* item = [RAMenuItemBasic new];
item.description = description;
item.userdata = userdata;
item.action = action;
item.detail = detail;
return item;
}
- (UITableViewCell*)cellForTableView:(UITableView*)tableView
{
static NSString* const cell_id = @"text";
UITableViewCell* result = [tableView dequeueReusableCellWithIdentifier:cell_id];
if (!result)
result = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cell_id];
result.selectionStyle = UITableViewCellSelectionStyleNone;
result.textLabel.text = self.description;
result.detailTextLabel.text = self.detail ? self.detail(self.userdata) : nil;
return result;
}
- (void)wasSelectedOnTableView:(UITableView*)tableView ofController:(UIViewController*)controller
{
if (self.action)
self.action(self.userdata);
}
@end
/*********************************************/
/* RAMenuItemGeneralSetting */
/* A simple menu item that displays the */
/* state, and allows editing, of a string or */
/* numeric setting. */
/*********************************************/
@interface RAMenuItemGeneralSetting() <UIAlertViewDelegate>
@property (nonatomic) RANumberFormatter* formatter;
@end
@implementation RAMenuItemGeneralSetting
+ (id)itemForSetting:(rarch_setting_t*)setting action:(void (^)())action
{
switch (setting->type) {
case ST_NONE:
case ST_ACTION:
return [RAMenuItemBasic itemWithDescription:BOXSTRING("Shouldn't be called with ST_NONE or ST_ACTION")
action:^{}];
case ST_BOOL:
return [[RAMenuItemBooleanSetting alloc] initWithSetting:setting action:action];
case ST_INT:
case ST_UINT:
case ST_FLOAT:
break;
case ST_PATH:
case ST_DIR:
return [[RAMenuItemPathSetting alloc] initWithSetting:setting action:action];
case ST_STRING:
case ST_HEX:
break;
case ST_BIND:
return [[RAMenuItemBindSetting alloc] initWithSetting:setting action:action];
case ST_GROUP:
case ST_SUB_GROUP:
case ST_END_GROUP:
case ST_END_SUB_GROUP:
default:
return [RAMenuItemBasic itemWithDescription:BOXSTRING("Shouldn't be called with ST_*GROUP")
action:^{}];
}
if (setting->type == ST_STRING && setting->values)
return [[RAMenuItemEnumSetting alloc] initWithSetting:setting action:action];
RAMenuItemGeneralSetting* item = [[RAMenuItemGeneralSetting alloc] initWithSetting:setting action:action];
if (item.setting->type == ST_INT ||
item.setting->type == ST_UINT ||
item.setting->type == ST_FLOAT)
item.formatter = [[RANumberFormatter alloc] initWithSetting:item.setting];
return item;
}
- (id)initWithSetting:(rarch_setting_t*)setting action:(void (^)())action
{
if ((self = [super init])) {
_setting = setting;
_action = action;
}
return self;
}
- (UITableViewCell*)cellForTableView:(UITableView*)tableView
{
char buffer[PATH_MAX_LENGTH];
UITableViewCell* result;
static NSString* const cell_id = @"string_setting";
self.parentTable = tableView;
result = [tableView dequeueReusableCellWithIdentifier:cell_id];
if (!result)
{
result = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cell_id];
result.selectionStyle = UITableViewCellSelectionStyleNone;
}
[self attachDefaultingGestureTo:result];
result.textLabel.text = BOXSTRING("<Uninitialized>");
if (self.setting)
{
if (self.setting->short_description)
result.textLabel.text = BOXSTRING(self.setting->short_description);
setting_data_get_string_representation(self.setting, buffer, sizeof(buffer));
if (buffer[0] == '\0')
strlcpy(buffer, "<default>", sizeof(buffer));
result.detailTextLabel.text = BOXSTRING(buffer);
if (self.setting->type == ST_PATH)
result.detailTextLabel.text = [result.detailTextLabel.text lastPathComponent];
}
return result;
}
- (void)wasSelectedOnTableView:(UITableView*)tableView ofController:(UIViewController*)controller
{
char buffer[PATH_MAX_LENGTH];
NSString *desc = BOXSTRING("N/A");
UIAlertView *alertView;
UITextField *field;
if (self.setting && self.setting->short_description)
desc = BOXSTRING(self.setting->short_description);
alertView = [[UIAlertView alloc] initWithTitle:BOXSTRING("Enter new value") message:desc delegate:self cancelButtonTitle:BOXSTRING("Cancel") otherButtonTitles:BOXSTRING("OK"), nil];
alertView.alertViewStyle = UIAlertViewStylePlainTextInput;
field = [alertView textFieldAtIndex:0];
field.delegate = self.formatter;
setting_data_get_string_representation(self.setting, buffer, sizeof(buffer));
if (buffer[0] == '\0')
strlcpy(buffer, "N/A", sizeof(buffer));
field.placeholder = BOXSTRING(buffer);
[alertView show];
}
- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
NSString* text = (NSString*)[alertView textFieldAtIndex:0].text;
if (buttonIndex != alertView.firstOtherButtonIndex)
return;
if (!text.length)
return;
setting_data_set_with_string_representation(self.setting, [text UTF8String]);
[self.parentTable reloadData];
}
- (void)attachDefaultingGestureTo:(UIView*)view
{
for (UIGestureRecognizer* i in view.gestureRecognizers)
[view removeGestureRecognizer:i];
[view addGestureRecognizer:[[UILongPressGestureRecognizer alloc] initWithTarget:self
action:@selector(resetValue:)]];
}
- (void)resetValue:(UIGestureRecognizer*)gesture
{
struct string_list* items;
RAMenuItemGeneralSetting __weak* weakSelf;
if (gesture.state != UIGestureRecognizerStateBegan)
return;
weakSelf = self;
items = (struct string_list*)string_split("OK", "|");
RunActionSheet("Really Reset Value?", items, self.parentTable,
^(UIActionSheet* actionSheet, NSInteger buttonIndex)
{
if (buttonIndex != actionSheet.cancelButtonIndex)
setting_data_reset_setting(self.setting);
[weakSelf.parentTable reloadData];
});
string_list_free(items);
}
@end
/*********************************************/
/* RAMenuItemBooleanSetting */
/* A simple menu item that displays the */
/* state, and allows editing, of a boolean */
/* setting. */
/*********************************************/
@implementation RAMenuItemBooleanSetting
- (id)initWithSetting:(rarch_setting_t*)setting action:(void (^)())action
{
if ((self = [super init]))
{
_setting = setting;
_action = action;
}
return self;
}
- (UITableViewCell*)cellForTableView:(UITableView*)tableView
{
static NSString* const cell_id = @"boolean_setting";
UITableViewCell* result = (UITableViewCell*)[tableView dequeueReusableCellWithIdentifier:cell_id];
if (!result)
{
result = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cell_id];
result.selectionStyle = UITableViewCellSelectionStyleNone;
result.accessoryView = [UISwitch new];
}
result.textLabel.text = BOXSTRING(self.setting->short_description);
[(id)result.accessoryView removeTarget:nil action:NULL forControlEvents:UIControlEventValueChanged];
[(id)result.accessoryView addTarget:self action:@selector(handleBooleanSwitch:) forControlEvents:UIControlEventValueChanged];
if (self.setting)
[(id)result.accessoryView setOn:*self.setting->value.boolean];
return result;
}
- (void)handleBooleanSwitch:(UISwitch*)swt
{
if (self.setting)
*self.setting->value.boolean = swt.on ? true : false;
if (self.action)
self.action();
}
- (void)wasSelectedOnTableView:(UITableView*)tableView ofController:(UIViewController*)controller
{
}
@end
/*********************************************/
/* RAMenuItemPathSetting */
/* A menu item that displays and allows */
/* browsing for a path setting. */
/*********************************************/
@interface RAMenuItemPathSetting() @end
@implementation RAMenuItemPathSetting
- (void)wasSelectedOnTableView:(UITableView*)tableView ofController:(UIViewController*)controller
{
NSString *path;
RADirectoryList* list;
RAMenuItemPathSetting __weak* weakSelf = self;
if (self.setting && self.setting->type == ST_ACTION &&
self.setting->flags & SD_FLAG_BROWSER_ACTION &&
self.setting->action_toggle &&
self.setting->change_handler )
self.setting->action_toggle( self.setting, MENU_ACTION_RIGHT );
path = BOXSTRING(self.setting->value.string);
if ( self.setting->type == ST_PATH )
path = [path stringByDeletingLastPathComponent];
list = [[RADirectoryList alloc] initWithPath:path extensions:self.setting->values action:
^(RADirectoryList* list, RADirectoryItem* item)
{
const char *newval = "";
if (item)
{
if (list.forDirectory && !item.isDirectory)
return;
newval = [item.path UTF8String];
}
else
{
if (!list.allowBlank)
return;
}
setting_data_set_with_string_representation(weakSelf.setting, newval);
[[list navigationController] popViewControllerAnimated:YES];
weakSelf.action();
[weakSelf.parentTable reloadData];
}];
list.allowBlank = (self.setting->flags & SD_FLAG_ALLOW_EMPTY);
list.forDirectory = (self.setting->flags & SD_FLAG_PATH_DIR);
[controller.navigationController pushViewController:list animated:YES];
}
@end
/*********************************************/
/* RAMenuItemEnumSetting */
/* A menu item that displays and allows */
/* a setting to be set from a list of */
/* allowed choices. */
/*********************************************/
@implementation RAMenuItemEnumSetting
- (void)wasSelectedOnTableView:(UITableView*)tableView ofController:(UIViewController*)controller
{
struct string_list* items;
RAMenuItemEnumSetting __weak* weakSelf = self;
items = (struct string_list*)string_split(self.setting->values, "|");
RunActionSheet(self.setting->short_description, items, self.parentTable,
^(UIActionSheet* actionSheet, NSInteger buttonIndex)
{
if (buttonIndex == actionSheet.cancelButtonIndex)
return;
setting_data_set_with_string_representation(self.setting, [[actionSheet buttonTitleAtIndex:buttonIndex] UTF8String]);
[weakSelf.parentTable reloadData];
});
string_list_free(items);
}
@end
/*********************************************/
/* RAMenuItemBindSetting */
/* A menu item that displays and allows */
/* mapping of a keybinding. */
/*********************************************/
@interface RAMenuItemBindSetting() <UIAlertViewDelegate>
@property (nonatomic) NSTimer* bindTimer;
@property (nonatomic) UIAlertView* alert;
@end
@implementation RAMenuItemBindSetting
- (void)wasSelectedOnTableView:(UITableView *)tableView ofController:(UIViewController *)controller
{
self.alert = [[UIAlertView alloc] initWithTitle:BOXSTRING("RetroArch")
message:BOXSTRING(self.setting->short_description)
delegate:self
cancelButtonTitle:BOXSTRING("Cancel")
otherButtonTitles:BOXSTRING("Clear Keyboard"), BOXSTRING("Clear Joystick"), BOXSTRING("Clear Axis"), nil];
[self.alert show];
[self.parentTable reloadData];
self.bindTimer = [NSTimer scheduledTimerWithTimeInterval:.1f target:self selector:@selector(checkBind:)
userInfo:nil repeats:YES];
}
- (void)finishWithClickedButton:(bool)clicked
{
if (!clicked)
[self.alert dismissWithClickedButtonIndex:self.alert.cancelButtonIndex animated:YES];
self.alert = nil;
[self.parentTable reloadData];
[self.bindTimer invalidate];
self.bindTimer = nil;
apple_input_reset_icade_buttons();
}
- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
if (buttonIndex == alertView.firstOtherButtonIndex)
BINDFOR(*self.setting).key = RETROK_UNKNOWN;
else if(buttonIndex == alertView.firstOtherButtonIndex + 1)
BINDFOR(*self.setting).joykey = NO_BTN;
else if(buttonIndex == alertView.firstOtherButtonIndex + 2)
BINDFOR(*self.setting).joyaxis = AXIS_NONE;
[self finishWithClickedButton:true];
}
- (void)checkBind:(NSTimer*)send
{
int32_t value = 0;
int32_t idx = 0;
if (self.setting->index)
idx = self.setting->index - 1;
if ((value = apple_input_find_any_key()))
BINDFOR(*self.setting).key = input_keymaps_translate_keysym_to_rk(value);
else if ((value = apple_input_find_any_button(idx)) >= 0)
BINDFOR(*self.setting).joykey = value;
else if ((value = apple_input_find_any_axis(idx)))
BINDFOR(*self.setting).joyaxis = (value > 0) ? AXIS_POS(value - 1) : AXIS_NEG(abs(value) - 1);
else
return;
[self finishWithClickedButton:false];
}
@end
/*********************************************/
/* RAMainMenu */
/* Menu object that is displayed immediately */
/* after startup. */
/*********************************************/
@implementation RAMainMenu
- (id)init
{
if ((self = [super initWithStyle:UITableViewStylePlain]))
self.title = BOXSTRING("RetroArch");
return self;
}
- (void)viewWillAppear:(BOOL)animated
{
[self reloadData];
}
- (void)willReloadData
{
size_t i, end;
char title[256], title_msg[256];
NSMutableArray *everything;
RAMainMenu* __weak weakSelf;
const char *core_name = g_extern.menu.info.library_name;
const char *core_version = g_extern.menu.info.library_version;
const char *dir = NULL;
const char *label = NULL;
unsigned menu_type = 0;
menu_list_get_last_stack(driver.menu->menu_list,
&dir, &label, &menu_type);
get_title(label, dir, menu_type, title, sizeof(title));
weakSelf = self;
self.sections = [NSMutableArray array];
if (!core_name)
core_name = g_extern.system.info.library_name;
if (!core_name)
core_name = "No Core";
if (!core_version)
core_version = g_extern.system.info.library_version;
if (!core_version)
core_version = "";
snprintf(title_msg, sizeof(title_msg), "%s - %s %s", PACKAGE_VERSION,
core_name, core_version);
self.title = BOXSTRING(title_msg);
everything = [NSMutableArray array];
[everything addObject:BOXSTRING(title)];
end = menu_list_get_size(driver.menu->menu_list);
for (i = driver.menu->begin; i < end; i++)
{
rarch_setting_t *setting;
char type_str[PATH_MAX_LENGTH], path_buf[PATH_MAX_LENGTH];
menu_file_list_cbs_t *cbs = NULL;
const char *path = NULL, *entry_label = NULL;
unsigned type = 0, w = 0;
menu_list_get_at_offset(driver.menu->menu_list->selection_buf, i, &path,
&entry_label, &type);
setting =
(rarch_setting_t*)setting_data_find_setting
(driver.menu->list_settings,
driver.menu->menu_list->selection_buf->list[i].label);
cbs = (menu_file_list_cbs_t*)menu_list_get_actiondata_at_offset(
driver.menu->menu_list->selection_buf, i);
disp_set_label
(driver.menu->menu_list->selection_buf, &w, type, i, label,
type_str, sizeof(type_str),
entry_label, path,
path_buf, sizeof(path_buf));
if (setting && setting->type == ST_ACTION &&
setting->flags & SD_FLAG_BROWSER_ACTION &&
setting->action_toggle &&
setting->change_handler )
{
[everything
addObject:
[[RAMenuItemPathSetting alloc]
initWithSetting:setting
action:^{}]];
}
else if (setting && ST_ACTION < setting->type && setting->type < ST_GROUP)
{
[everything
addObject:
[RAMenuItemGeneralSetting
itemForSetting:setting
action:^{
driver.menu->selection_ptr = i;
if (cbs && cbs->action_ok)
cbs->action_ok(path, entry_label, type, i);
}]];
}
else
{
[everything
addObject:
[RAMenuItemBasic
itemWithDescription:BOXSTRING(path_buf)
action:^{
driver.menu->selection_ptr = i;
if (cbs && cbs->action_ok)
cbs->action_ok(path, entry_label, type, i);
else
{
if (cbs && cbs->action_start)
cbs->action_start(type, entry_label, MENU_ACTION_START);
if (cbs && cbs->action_toggle)
cbs->action_toggle(type, entry_label, MENU_ACTION_RIGHT);
menu_list_push_stack(driver.menu->menu_list, "",
"info_screen", 0, i);
}
[weakSelf menuRefresh];
[weakSelf reloadData];
}]];
}
}
[self.sections addObject:everything];
if (menu_list_get_stack_size(driver.menu->menu_list) > 1)
self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:BOXSTRING("Back") style:UIBarButtonItemStyleBordered target:weakSelf action:@selector(menuBack)];
else
self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:BOXSTRING("Resume") style:UIBarButtonItemStyleBordered target:[RetroArch_iOS get] action:@selector(showGameView)];
if ( driver.menu->message_contents[0] != '\0' )
apple_display_alert(driver.menu->message_contents, NULL);
}
- (void)menuRefresh
{
if (!driver.menu->need_refresh)
return;
menu_entries_deferred_push(driver.menu->menu_list->selection_buf,
driver.menu->menu_list->menu_stack);
driver.menu->need_refresh = false;
}
- (void)menuBack
{
menu_apply_deferred_settings();
menu_list_pop_stack(driver.menu->menu_list);
[self menuRefresh];
[self reloadData];
}
@end