git.distorted.org.uk Git - u/mdw/putty/blob - macosx/osxdlg.m

   1 /*
   2  * osxdlg.m: various PuTTY dialog boxes for OS X.
   3  */
   4
   5 #import <Cocoa/Cocoa.h>
   6 #include "putty.h"
   7 #include "storage.h"
   8 #include "dialog.h"
   9 #include "osxclass.h"
  10
  11 /*
  12  * The `ConfigWindow' class is used to start up a new PuTTY
  13  * session.
  14  */
  15
  16 @class ConfigTree;
  17 @interface ConfigTree : NSObject
  18 {
  19     NSString **paths;
  20     int *levels;
  21     int nitems, itemsize;
  22 }
  23 - (void)addPath:(char *)path;
  24 @end
  25
  26 @implementation ConfigTree
  27 - (id)init
  28 {
  29     self = [super init];
  30     paths = NULL;
  31     levels = NULL;
  32     nitems = itemsize = 0;
  33     return self;
  34 }
  35 - (void)addPath:(char *)path
  36 {
  37     if (nitems >= itemsize) {
  38         itemsize += 32;
  39         paths = sresize(paths, itemsize, NSString *);
  40         levels = sresize(levels, itemsize, int);
  41     }
  42     paths[nitems] = [[NSString stringWithCString:path] retain];
  43     levels[nitems] = ctrl_path_elements(path) - 1;
  44     nitems++;
  45 }
  46 - (void)dealloc
  47 {
  48     int i;
  49
  50     for (i = 0; i < nitems; i++)
  51         [paths[i] release];
  52
  53     sfree(paths);
  54     sfree(levels);
  55
  56     [super dealloc];
  57 }
  58 - (id)iterateChildren:(int)index ofItem:(id)item count:(int *)count
  59 {
  60     int i, plevel;
  61
  62     if (item) {
  63         for (i = 0; i < nitems; i++)
  64             if (paths[i] == item)
  65                 break;
  66         assert(i < nitems);
  67         plevel = levels[i];
  68         i++;
  69     } else {
  70         i = 0;
  71         plevel = -1;
  72     }
  73
  74     if (count)
  75         *count = 0;
  76
  77     while (index > 0) {
  78         if (i >= nitems || levels[i] != plevel+1)
  79             return nil;
  80         if (count)
  81             (*count)++;
  82         do {
  83             i++;
  84         } while (i < nitems && levels[i] > plevel+1);
  85         index--;
  86     }
  87
  88     return paths[i];
  89 }
  90 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
  91 {
  92     return [self iterateChildren:index ofItem:item count:NULL];
  93 }
  94 - (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
  95 {
  96     int count = 0;
  97     /* pass nitems+1 to ensure we run off the end */
  98     [self iterateChildren:nitems+1 ofItem:item count:&count];
  99     return count;
 100 }
 101 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item
 102 {
 103     return [self outlineView:outlineView numberOfChildrenOfItem:item] > 0;
 104 }
 105 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
 106 {
 107     /*
 108      * Trim off all path elements except the last one.
 109      */
 110     NSArray *components = [item componentsSeparatedByString:@"/"];
 111     return [components objectAtIndex:[components count]-1];
 112 }
 113 @end
 114
 115 @implementation ConfigWindow
 116 - (id)initWithConfig:(Config)aCfg
 117 {
 118     NSScrollView *scrollview;
 119     NSTableColumn *col;
 120     ConfigTree *treedata;
 121     int by = 0, mby = 0;
 122     int wmin = 0;
 123     int hmin = 0;
 124     int panelht = 0;
 125
 126     get_sesslist(&sl, TRUE);
 127
 128     ctrlbox = ctrl_new_box();
 129     setup_config_box(ctrlbox, &sl, FALSE /*midsession*/, aCfg.protocol,
 130                      0 /* protcfginfo */);
 131     unix_setup_config_box(ctrlbox, FALSE /*midsession*/);
 132
 133     cfg = aCfg;                        /* structure copy */
 134
 135     self = [super initWithContentRect:NSMakeRect(0,0,300,300)
 136             styleMask:(NSTitledWindowMask | NSMiniaturizableWindowMask |
 137                        NSClosableWindowMask)
 138             backing:NSBackingStoreBuffered
 139             defer:YES];
 140     [self setTitle:@"PuTTY Configuration"];
 141
 142     [self setIgnoresMouseEvents:NO];
 143
 144     dv = fe_dlg_init(&cfg, self, self, @selector(configBoxFinished:));
 145
 146     scrollview = [[NSScrollView alloc] initWithFrame:NSMakeRect(20,20,10,10)];
 147     treeview = [[NSOutlineView alloc] initWithFrame:[scrollview frame]];
 148     [scrollview setBorderType:NSLineBorder];
 149     [scrollview setDocumentView:treeview];
 150     [[self contentView] addSubview:scrollview];
 151     [scrollview setHasVerticalScroller:YES];
 152     [scrollview setAutohidesScrollers:YES];
 153     /* FIXME: the below is untested. Test it then remove this notice. */
 154     [treeview setAllowsColumnReordering:NO];
 155     [treeview setAllowsColumnResizing:NO];
 156     [treeview setAllowsMultipleSelection:NO];
 157     [treeview setAllowsEmptySelection:NO];
 158     [treeview setAllowsColumnSelection:YES];
 159
 160     treedata = [[[ConfigTree alloc] init] retain];
 161
 162     col = [[NSTableColumn alloc] initWithIdentifier:nil];
 163     [treeview addTableColumn:col];
 164     [treeview setOutlineTableColumn:col];
 165
 166     [[treeview headerView] setFrame:NSMakeRect(0,0,0,0)];
 167
 168     /*
 169      * Create the controls.
 170      */
 171     {
 172         int i;
 173         char *path = NULL;
 174
 175         for (i = 0; i < ctrlbox->nctrlsets; i++) {
 176             struct controlset *s = ctrlbox->ctrlsets[i];
 177             int mw, mh;
 178
 179             if (!*s->pathname) {
 180
 181                 create_ctrls(dv, [self contentView], s, &mw, &mh);
 182
 183                 by += 20 + mh;
 184
 185                 if (wmin < mw + 40)
 186                     wmin = mw + 40;
 187             } else {
 188                 int j = path ? ctrl_path_compare(s->pathname, path) : 0;
 189
 190                 if (j != INT_MAX) {    /* add to treeview, start new panel */
 191                     char *c;
 192
 193                     /*
 194                      * We expect never to find an implicit path
 195                      * component. For example, we expect never to
 196                      * see A/B/C followed by A/D/E, because that
 197                      * would _implicitly_ create A/D. All our path
 198                      * prefixes are expected to contain actual
 199                      * controls and be selectable in the treeview;
 200                      * so we would expect to see A/D _explicitly_
 201                      * before encountering A/D/E.
 202                      */
 203                     assert(j == ctrl_path_elements(s->pathname) - 1);
 204
 205                     c = strrchr(s->pathname, '/');
 206                     if (!c)
 207                         c = s->pathname;
 208                     else
 209                         c++;
 210
 211                     [treedata addPath:s->pathname];
 212                     path = s->pathname;
 213
 214                     panelht = 0;
 215                 }
 216
 217                 create_ctrls(dv, [self contentView], s, &mw, &mh);
 218                 if (wmin < mw + 3*20+150)
 219                     wmin = mw + 3*20+150;
 220                 panelht += mh + 20;
 221                 if (hmin < panelht - 20)
 222                     hmin = panelht - 20;
 223             }
 224         }
 225     }
 226
 227     {
 228         int i;
 229         NSRect r;
 230
 231         [treeview setDataSource:treedata];
 232         for (i = [treeview numberOfRows]; i-- ;)
 233             [treeview expandItem:[treeview itemAtRow:i] expandChildren:YES];
 234
 235         [treeview sizeToFit];
 236         r = [treeview frame];
 237         if (hmin < r.size.height)
 238             hmin = r.size.height;
 239     }
 240
 241     [self setContentSize:NSMakeSize(wmin, hmin+60+by)];
 242     [scrollview setFrame:NSMakeRect(20, 40+by, 150, hmin)];
 243     [treeview setDelegate:self];
 244     mby = by;
 245
 246     /*
 247      * Now place the controls.
 248      */
 249     {
 250         int i;
 251         char *path = NULL;
 252         panelht = 0;
 253
 254         for (i = 0; i < ctrlbox->nctrlsets; i++) {
 255             struct controlset *s = ctrlbox->ctrlsets[i];
 256
 257             if (!*s->pathname) {
 258                 by -= VSPACING + place_ctrls(dv, s, 20, by, wmin-40);
 259             } else {
 260                 if (!path || strcmp(s->pathname, path))
 261                     panelht = 0;
 262
 263                 panelht += VSPACING + place_ctrls(dv, s, 2*20+150,
 264                                                   40+mby+hmin-panelht,
 265                                                   wmin - (3*20+150));
 266
 267                 path = s->pathname;
 268             }
 269         }
 270     }
 271
 272     select_panel(dv, ctrlbox, [[treeview itemAtRow:0] cString]);
 273
 274     [treeview reloadData];
 275
 276     dlg_refresh(NULL, dv);
 277
 278     [self center];                     /* :-) */
 279
 280     return self;
 281 }
 282 - (void)configBoxFinished:(id)object
 283 {
 284     int ret = [object intValue];       /* it'll be an NSNumber */
 285     if (ret) {
 286         [controller performSelectorOnMainThread:
 287          @selector(newSessionWithConfig:)
 288          withObject:[NSData dataWithBytes:&cfg length:sizeof(cfg)]
 289          waitUntilDone:NO];
 290     }
 291     [self close];
 292 }
 293 - (void)outlineViewSelectionDidChange:(NSNotification *)notification
 294 {
 295     const char *path = [[treeview itemAtRow:[treeview selectedRow]] cString];
 296     select_panel(dv, ctrlbox, path);
 297 }
 298 - (BOOL)outlineView:(NSOutlineView *)outlineView
 299     shouldEditTableColumn:(NSTableColumn *)tableColumn item:(id)item
 300 {
 301     return NO;                         /* no editing! */
 302 }
 303 @end
 304
 305 /* ----------------------------------------------------------------------
 306  * Various special-purpose dialog boxes.
 307  */
 308
 309 int askappend(void *frontend, Filename filename)
 310 {
 311     return 0;                          /* FIXME */
 312 }
 313
 314 void askalg(void *frontend, const char *algtype, const char *algname)
 315 {
 316     fatalbox("Cipher algorithm dialog box not supported yet");
 317     return;                            /* FIXME */
 318 }
 319
 320 void verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
 321                          char *keystr, char *fingerprint)
 322 {
 323     int ret;
 324
 325     /*
 326      * Verify the key.
 327      */
 328     ret = verify_host_key(host, port, keytype, keystr);
 329
 330     if (ret == 0)
 331         return;
 332
 333     /*
 334      * FIXME FIXME FIXME. I currently lack any sensible means of
 335      * asking the user for a verification non-application-modally,
 336      * _or_ any means of closing just this connection if the answer
 337      * is no (the Unix and Windows ports just exit() in this
 338      * situation since they're one-connection-per-process).
 339      *
 340      * What I need to do is to make this function optionally-
 341      * asynchronous, much like the interface to agent_query(). It
 342      * can either run modally and return a result directly, _or_ it
 343      * can kick off a non-modal dialog, return a `please wait'
 344      * status, and the dialog can call the backend back when the
 345      * result comes in. Also, in either case, the aye/nay result
 346      * wants to be passed to the backend so that it can tear down
 347      * the connection if the answer was nay.
 348      *
 349      * For the moment, I simply bomb out if we have an unrecognised
 350      * host key. This makes this port safe but not very useful: you
 351      * can only use it at all if you already have a host key cache
 352      * set up by running the Unix port.
 353      */
 354     fatalbox("Host key dialog box not supported yet");
 355 }
 356
 357 void old_keyfile_warning(void)
 358 {
 359     /*
 360      * This should never happen on OS X. We hope.
 361      */
 362 }
 363
 364 void about_box(void *window)
 365 {
 366     /* FIXME */
 367 }