project_files/HedgewarsMobile/Classes/SchemeSettingsViewController.m
changeset 3547 02875b1145b7
parent 3546 ccf4854df294
child 3548 4d220ee7c75f
--- a/project_files/HedgewarsMobile/Classes/SchemeSettingsViewController.m	Wed Jun 23 21:49:19 2010 +0200
+++ b/project_files/HedgewarsMobile/Classes/SchemeSettingsViewController.m	Wed Jun 23 22:03:56 2010 +0200
@@ -0,0 +1,169 @@
+//
+//  SchemeSettingsViewController.m
+//  HedgewarsMobile
+//
+//  Created by Vittorio on 19/04/10.
+//  Copyright 2010 __MyCompanyName__. All rights reserved.
+//
+
+#import "SchemeSettingsViewController.h"
+#import "CommodityFunctions.h"
+#import "SingleSchemeViewController.h"
+
+@implementation SchemeSettingsViewController
+@synthesize listOfSchemes;
+
+-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
+    return rotationManager(interfaceOrientation);
+}
+
+
+#pragma mark -
+#pragma mark View lifecycle
+-(void) viewDidLoad {
+    [super viewDidLoad];
+    
+    UIBarButtonItem *editButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Edit",@"from the scheme panel")
+                                                                   style:UIBarButtonItemStyleBordered
+                                                                  target:self
+                                                                  action:@selector(toggleEdit:)];
+    self.navigationItem.rightBarButtonItem = editButton;
+    [editButton release];
+    
+}
+
+-(void) viewWillAppear:(BOOL) animated {
+    [super viewWillAppear:animated];
+    
+    NSArray *contentsOfDir = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:SCHEMES_DIRECTORY() error:NULL];
+    NSMutableArray *array = [[NSMutableArray alloc] initWithArray:contentsOfDir copyItems:YES];
+    self.listOfSchemes = array;
+    [array release];
+    
+    [self.tableView reloadData];
+}
+
+// modifies the navigation bar to add the "Add" and "Done" buttons
+-(void) toggleEdit:(id) sender {
+    BOOL isEditing = self.tableView.editing;
+    [self.tableView setEditing:!isEditing animated:YES];
+    
+    if (isEditing) {
+        [self.navigationItem.rightBarButtonItem setTitle:NSLocalizedString(@"Edit",@"from the scheme panel")];
+        [self.navigationItem.rightBarButtonItem setStyle: UIBarButtonItemStyleBordered];
+        self.navigationItem.leftBarButtonItem = self.navigationItem.backBarButtonItem;
+    } else {
+        [self.navigationItem.rightBarButtonItem setTitle:NSLocalizedString(@"Done",@"from the scheme panel")];
+        [self.navigationItem.rightBarButtonItem setStyle:UIBarButtonItemStyleDone];
+        UIBarButtonItem *addButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Add",@"from the scheme panel")
+                                                                      style:UIBarButtonItemStyleBordered
+                                                                     target:self
+                                                                     action:@selector(addScheme:)];
+        self.navigationItem.leftBarButtonItem = addButton;
+        [addButton release];
+    }
+}
+
+-(void) addScheme:(id) sender {
+    NSString *fileName = [[NSString alloc] initWithFormat:@"Scheme %u.plist", [self.listOfSchemes count]];
+    
+    createSchemeNamed([fileName stringByDeletingPathExtension]);
+    
+    [self.listOfSchemes addObject:fileName];
+    [fileName release];
+    
+    // order the array alphabetically, so schemes will keep their position
+    [self.listOfSchemes sortUsingSelector:@selector(compare:)];
+    
+    [self.tableView reloadData];
+}
+
+#pragma mark -
+#pragma mark Table view data source
+-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
+    return 1;
+}
+
+-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
+    return [self.listOfSchemes count];
+}
+
+-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
+    static NSString *CellIdentifier = @"Cell";
+    
+    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
+    if (cell == nil) {
+        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
+    }
+    
+    NSUInteger row = [indexPath row]; 
+    NSString *rowString = [[self.listOfSchemes objectAtIndex:row] stringByDeletingPathExtension]; 
+    cell.textLabel.text = rowString; 
+    cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
+    
+    return cell;
+}
+
+// delete the row and the file
+-(void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
+    NSUInteger row = [indexPath row];
+    
+    NSString *schemeFile = [[NSString alloc] initWithFormat:@"%@/%@",SCHEMES_DIRECTORY(),[self.listOfSchemes objectAtIndex:row]];
+    [[NSFileManager defaultManager] removeItemAtPath:schemeFile error:NULL];
+    [schemeFile release];
+    
+    [self.listOfSchemes removeObjectAtIndex:row];
+    [self.tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationFade];
+}
+
+-(BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
+    UITableViewCell *cell = [self.tableView cellForRowAtIndexPath:indexPath];
+    if (![cell.textLabel.text isEqualToString:@"Default"]) 
+        return YES;
+    else
+        return NO;
+}
+
+#pragma mark -
+#pragma mark Table view delegate
+-(void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
+    if (childController == nil) {
+        childController = [[SingleSchemeViewController alloc] initWithStyle:UITableViewStyleGrouped];
+    }
+    
+    NSInteger row = [indexPath row];
+    NSString *selectedSchemeFile = [self.listOfSchemes objectAtIndex:row];
+    
+    // this must be set so childController can load the correct plist
+    childController.title = [selectedSchemeFile stringByDeletingPathExtension];
+    [childController.tableView setContentOffset:CGPointMake(0,0) animated:NO];
+
+    [self.navigationController pushViewController:childController animated:YES];
+}
+
+
+#pragma mark -
+#pragma mark Memory management
+-(void)didReceiveMemoryWarning {
+    [super didReceiveMemoryWarning];
+    if (childController.view.superview == nil )
+        childController = nil;
+}
+
+-(void) viewDidUnload {
+    self.listOfSchemes = nil;
+    childController = nil;
+    [super viewDidUnload];
+    MSG_DIDUNLOAD();
+}
+
+
+-(void) dealloc {
+    [self.listOfSchemes release];
+    [childController release];
+    [super dealloc];
+}
+
+
+@end
+