osx: Initial import of the Objective-C App graphical user interface
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Martin Willi
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/*
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* Copyright (C) 2013 Martin Willi
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* Copyright (C) 2013 revosec AG
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#import "AppDelegate.h"
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#import "Control.h"
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#import "LogController.h"
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#import "ConnController.h"
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#import "PasswordController.h"
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@implementation AppDelegate {
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NSStatusItem *statusItem;
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NSImage *active;
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NSImage *inactive;
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NSInteger nonConnectionItemCount;
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NSMutableArray *connections;
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Control *control;
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ConnController *editor;
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PasswordController *password;
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}
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- (void)change:(connectionState)state withConnection:(NSDictionary*)conn
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{
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NSInteger idx;
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NSMenuItem *item;
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idx = [statusMenu indexOfItemWithRepresentedObject:conn];
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if (idx != -1)
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{
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item = [statusMenu itemAtIndex:idx];
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switch (state) {
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case STATE_DOWN:
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[item setState:NSOffState];
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[item setAction:@selector(doConnection:)];
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[[[item submenu] itemAtIndex:0] setAction:@selector(doConnection:)];
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[[[item submenu] itemAtIndex:0] setTitle:@"Connect"];
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[[[item submenu] itemAtIndex:1] setAction:@selector(editConnection:)];
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[[[item submenu] itemAtIndex:2] setAction:@selector(removeConnection:)];
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[self updateIcon];
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break;
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case STATE_WORKING:
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[item setState:NSMixedState];
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[item setAction:@selector(undoConnection:)];
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[[[item submenu] itemAtIndex:0] setAction:@selector(undoConnection:)];
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[[[item submenu] itemAtIndex:0] setTitle:@"Disconnect"];
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[[[item submenu] itemAtIndex:1] setAction:nil];
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[[[item submenu] itemAtIndex:2] setAction:nil];
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[self updateIcon];
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break;
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case STATE_UP:
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[item setState:NSOnState];
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[self updateIcon];
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break;
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}
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}
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}
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- (NSString*)createPasswordWithConnection:(NSDictionary*)conn
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{
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return [password query];
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}
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- (void)raise:(NSString*)alert withConnection:(NSDictionary*)conn
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{
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NSAlert *popup;
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NSString *text;
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text = [[NSString alloc]
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initWithFormat:@"Establishing connection %@ failed:",
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[conn objectForKey:@"name"]];
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popup = [[NSAlert alloc] init];
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[popup setMessageText:text];
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[popup setInformativeText:alert];
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[popup runModal];
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[text release];
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[popup release];
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}
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- (void)log:(NSString*)line withConnection:(NSDictionary*)conn
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{
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[[self findLog:conn] appendLine:line];
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}
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- (IBAction)undoConnection:(id)sender
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{
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NSDictionary *conn;
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conn = [sender representedObject];
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[control disconnect:conn];
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}
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- (IBAction)doConnection:(id)sender
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{
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NSDictionary *conn;
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conn = [sender representedObject];
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[[self findLog:conn] clear];
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[control connect:conn];
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}
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- (IBAction)addConnection:(id)sender
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{
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NSMutableDictionary *conn;
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conn = [editor createConnection];
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if (conn)
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{
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[connections insertObject:conn atIndex:[connections count]];
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[self saveConnections];
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}
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}
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- (IBAction)editConnection:(id)sender
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{
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NSMutableDictionary *conn;
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conn = [sender representedObject];
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if ([editor editConnection:conn])
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{
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[self saveConnections];
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}
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}
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- (IBAction)removeConnection:(id)sender
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{
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NSDictionary *conn;
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conn = [sender representedObject];
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[connections removeObject:conn];
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[self saveConnections];
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}
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- (void)loadConnections
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{
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NSUserDefaults *defaults;
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NSArray *array;
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defaults = [NSUserDefaults standardUserDefaults];
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array = [defaults arrayForKey:@"connections"];
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if (array)
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{
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[array enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
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if ([obj isKindOfClass:[NSDictionary class]])
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{
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NSMutableDictionary *dict;
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dict = [obj mutableCopy];
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[connections insertObject:dict atIndex:[connections count]];
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[dict release];
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}
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}];
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}
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[defaults addObserver:self
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forKeyPath:@"connections"
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options:NSKeyValueObservingOptionNew
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context:NULL];
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}
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- (void)saveConnections
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{
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NSUserDefaults *defaults;
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defaults = [NSUserDefaults standardUserDefaults];
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[defaults setObject:connections forKey:@"connections"];
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[defaults synchronize];
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}
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- (void)viewLog:(id)sender
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{
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[[sender representedObject] show];
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}
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- (LogController*)findLog:(NSDictionary *)connection
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{
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NSInteger idx;
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NSMenuItem *item;
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idx = [statusMenu indexOfItemWithRepresentedObject:connection];
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if (idx != -1)
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{
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item = [statusMenu itemAtIndex:idx];
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item = [[item submenu] itemAtIndex:3];
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return [item representedObject];
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}
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return nil;
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}
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- (void)addMenuItem:(NSDictionary *)connection
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{
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NSString *name, *title;
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NSMenuItem *item;
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NSMenu *submenu;
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LogController *ctl;
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name = [connection objectForKey:@"name"];
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if (name) {
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/* create submenu first */
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submenu = [[NSMenu alloc] initWithTitle:@"submenu"];
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item = [[NSMenuItem alloc] initWithTitle:@"Connect"
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action:@selector(doConnection:)
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keyEquivalent:@""];
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[item setTarget:self];
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[item setRepresentedObject:connection];
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[submenu insertItem:item atIndex:0];
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[item release];
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item = [[NSMenuItem alloc] initWithTitle:@"Edit..."
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action:@selector(editConnection:)
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keyEquivalent:@""];
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[item setTarget:self];
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[item setRepresentedObject:connection];
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[submenu insertItem:item atIndex:1];
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[item release];
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item = [[NSMenuItem alloc] initWithTitle:@"Remove"
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action:@selector(removeConnection:)
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keyEquivalent:@""];
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[item setTarget:self];
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[item setRepresentedObject:connection];
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[submenu insertItem:item atIndex:2];
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[item release];
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item = [[NSMenuItem alloc] initWithTitle:@"View Log..."
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action:@selector(viewLog:)
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keyEquivalent:@""];
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[item setTarget:self];
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ctl = [[LogController alloc] initWithWindowNibName:@"LogWindow"];
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title = [NSString stringWithFormat: @"strongSwan Log: %@", name];
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[[ctl window] setTitle:title];
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[item setRepresentedObject:ctl];
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[ctl release];
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[submenu insertItem:item atIndex:3];
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[item release];
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item = [[NSMenuItem alloc] initWithTitle:name
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action:@selector(doConnection:)
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keyEquivalent:@""];
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[item setTarget:self];
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[item setRepresentedObject:connection];
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[item setSubmenu:submenu];
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[submenu release];
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[statusMenu insertItem:item atIndex:
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[statusMenu numberOfItems] - nonConnectionItemCount];
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[item release];
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}
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}
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- (void)repopulateMenu
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{
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while ([statusMenu numberOfItems] > nonConnectionItemCount)
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{
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[statusMenu removeItemAtIndex:0];
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}
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[connections enumerateObjectsUsingBlock:^(id obj, NSUInteger index, BOOL *stop) {
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if ([obj isKindOfClass:[NSDictionary class]]) {
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[self addMenuItem:obj];
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}
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}];
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}
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- (void)observeValueForKeyPath:(NSString *)keyPath
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ofObject:(id)object change:(NSDictionary *)change
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context:(void *)context
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{
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[self repopulateMenu];
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}
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- (void)updateIcon
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{
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NSMenuItem *item;
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bool anyactive = FALSE;
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int i;
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for (i = 0; i < [statusMenu numberOfItems] - nonConnectionItemCount; i++)
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{
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item = [statusMenu itemAtIndex:i];
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if ([item state] == NSOnState)
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{
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anyactive = TRUE;
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break;
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}
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}
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[statusItem setImage: anyactive ? active : inactive];
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}
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- (void)initializeMenu
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{
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NSImage *icon;
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NSString *path;
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statusItem = [[[NSStatusBar systemStatusBar]
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statusItemWithLength:NSVariableStatusItemLength] retain];
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[statusItem setMenu:statusMenu];
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[statusItem setHighlightMode:YES];
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path = [[NSBundle mainBundle] pathForResource:@"icon" ofType:@"png"];
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icon = [[NSImage alloc] initWithContentsOfFile:path];
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[statusItem setImage:icon];
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inactive = icon;
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path = [[NSBundle mainBundle] pathForResource:@"icon-active" ofType:@"png"];
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icon = [[NSImage alloc] initWithContentsOfFile:path];
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active = icon;
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path = [[NSBundle mainBundle] pathForResource:@"icon-alt" ofType:@"png"];
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icon = [[NSImage alloc] initWithContentsOfFile:path];
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[statusItem setAlternateImage:icon];
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[icon release];
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nonConnectionItemCount = [statusMenu numberOfItems];
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[self repopulateMenu];
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}
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- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
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{
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[self loadConnections];
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[self initializeMenu];
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}
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- (id)init
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{
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self = [super init];
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control = [[Control alloc] initWithDelegate:self];
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connections = [[NSMutableArray alloc] init];
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editor = [[ConnController alloc] initWithWindowNibName:@"ConnWindow"];
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password = [[PasswordController alloc] initWithWindowNibName:@"PasswordWindow"];
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return self;
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}
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- (void)dealloc
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{
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NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
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[defaults removeObserver:self forKeyPath:@"connections"];
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[statusItem release];
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[active release];
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[inactive release];
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[connections release];
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[control release];
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[editor release];
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[password release];
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[super dealloc];
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}
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@end
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