src/osx/carbon/fontdlgosx.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/fontdlgosx.cpp
   3 // Purpose:     wxFontDialog class.
   4 // Author:      Ryan Norton
   5 // Modified by:
   6 // Created:     2004-10-03
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Ryan Norton
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 // ===========================================================================
  15 // declarations
  16 // ===========================================================================
  17
  18 // ---------------------------------------------------------------------------
  19 // headers
  20 // ---------------------------------------------------------------------------
  21
  22 #include "wx/fontdlg.h"
  23
  24 #ifndef WX_PRECOMP
  25     #include "wx/intl.h"
  26     #include "wx/log.h"
  27     #include "wx/cmndata.h"
  28 #endif
  29
  30 #include "wx/fontutil.h"
  31
  32 // ============================================================================
  33 // implementation
  34 // ============================================================================
  35
  36
  37 #include "wx/cocoa/autorelease.h"
  38 #include "wx/cocoa/string.h"
  39
  40 #if wxOSX_USE_EXPERIMENTAL_FONTDIALOG
  41
  42 #import <Foundation/Foundation.h>
  43 #import <AppKit/AppKit.h>
  44
  45 #include "wx/osx/private.h"
  46
  47 @interface wxMacFontPanelAccView : NSView
  48 {
  49     BOOL m_okPressed ;
  50     BOOL m_shouldClose ;
  51     NSButton* m_cancelButton ;
  52     NSButton* m_okButton ;
  53 }
  54
  55 - (IBAction)cancelPressed:(id)sender;
  56 - (IBAction)okPressed:(id)sender;
  57 - (void)resetFlags;
  58 - (BOOL)closedWithOk;
  59 - (BOOL)shouldCloseCarbon;
  60 - (NSButton*)okButton;
  61 @end
  62
  63 @implementation wxMacFontPanelAccView : NSView
  64 - (id)initWithFrame:(NSRect)rectBox
  65 {
  66     [super initWithFrame:rectBox];
  67
  68     wxCFStringRef cfOkString( wxT("OK"), wxLocale::GetSystemEncoding() );
  69     wxCFStringRef cfCancelString( wxT("Cancel"), wxLocale::GetSystemEncoding() );
  70
  71     NSRect rectCancel = NSMakeRect( 10.0 , 10.0 , 82  , 24 );
  72     NSRect rectOK = NSMakeRect( 100.0 , 10.0 , 82  , 24 );
  73
  74     NSButton* cancelButton = [[NSButton alloc] initWithFrame:rectCancel];
  75     [cancelButton setTitle:(NSString*)wxCFRetain((CFStringRef)cfCancelString)];
  76     [cancelButton setBezelStyle:NSRoundedBezelStyle];
  77     [cancelButton setButtonType:NSMomentaryPushInButton];
  78     [cancelButton setAction:@selector(cancelPressed:)];
  79     [cancelButton setTarget:self];
  80     m_cancelButton = cancelButton ;
  81
  82     NSButton* okButton = [[NSButton alloc] initWithFrame:rectOK];
  83     [okButton setTitle:(NSString*)wxCFRetain((CFStringRef)cfOkString)];
  84     [okButton setBezelStyle:NSRoundedBezelStyle];
  85     [okButton setButtonType:NSMomentaryPushInButton];
  86     [okButton setAction:@selector(okPressed:)];
  87     [okButton setTarget:self];
  88     // doesn't help either, the button is not highlighted after a color dialog has been used
  89     // [okButton setKeyEquivalent:@"\r"];
  90     m_okButton = okButton ;
  91
  92
  93     [self addSubview:cancelButton];
  94     [self addSubview:okButton];
  95
  96     [self resetFlags];
  97     return self;
  98 }
  99
 100 - (void)resetFlags
 101 {
 102     m_okPressed = NO ;
 103     m_shouldClose = NO ;
 104 }
 105
 106 - (IBAction)cancelPressed:(id)sender
 107 {
 108     wxUnusedVar(sender);
 109     m_shouldClose = YES ;
 110     [NSApp stopModal];
 111 }
 112
 113 - (IBAction)okPressed:(id)sender
 114 {
 115     wxUnusedVar(sender);
 116     m_okPressed = YES ;
 117     m_shouldClose = YES ;
 118     [NSApp stopModal];
 119 }
 120
 121 -(BOOL)closedWithOk
 122 {
 123     return m_okPressed ;
 124 }
 125
 126 -(BOOL)shouldCloseCarbon
 127 {
 128     return m_shouldClose ;
 129 }
 130
 131 -(NSButton*)okButton
 132 {
 133     return m_okButton ;
 134 }
 135 @end
 136
 137
 138 extern "C" int RunMixedFontDialog(wxFontDialog* dialog) ;
 139
 140 int RunMixedFontDialog(wxFontDialog* WXUNUSED(dialog))
 141 {
 142     int retval = wxID_CANCEL ;
 143
 144     if ( !NSApplicationLoad() )
 145     {
 146         wxFAIL_MSG("Couldn't load Cocoa in Carbon Environment");
 147     }
 148
 149     wxAutoNSAutoreleasePool pool;
 150
 151     // setting up the ok/cancel buttons
 152     NSFontPanel* fontPanel = [NSFontPanel sharedFontPanel] ;
 153
 154     // adjust modality for carbon environment
 155 #if wxOSX_USE_CARBON
 156     WindowRef carbonWindowRef = (WindowRef)[fontPanel windowRef] ;
 157     SetWindowModality(carbonWindowRef, kWindowModalityAppModal , 0) ;
 158     SetWindowGroup(carbonWindowRef , GetWindowGroupOfClass(kMovableModalWindowClass));
 159 #endif
 160
 161     [fontPanel setFloatingPanel:NO] ;
 162     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:NO] ;
 163
 164     wxMacFontPanelAccView* accessoryView = (wxMacFontPanelAccView*) [fontPanel accessoryView] ;
 165     if ( accessoryView == nil)
 166     {
 167         NSRect rectBox = NSMakeRect( 0 , 0 , 192 , 40 );
 168         accessoryView = [[wxMacFontPanelAccView alloc] initWithFrame:rectBox];
 169         [fontPanel setAccessoryView:accessoryView];
 170
 171         [fontPanel setDefaultButtonCell:[[accessoryView okButton] cell]] ;
 172     }
 173
 174     [accessoryView resetFlags];
 175
 176     NSModalSession session = [NSApp beginModalSessionForWindow:fontPanel];
 177
 178     [NSApp runModalSession:session];
 179
 180     [NSApp endModalSession:session];
 181
 182     // if we don't reenable it, FPShowHideFontPanel does not work
 183     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:YES] ;
 184 #if wxOSX_USE_CARBON
 185     if( FPIsFontPanelVisible())
 186         FPShowHideFontPanel() ;
 187 #endif
 188
 189     if ( [accessoryView closedWithOk])
 190     {
 191         retval = wxID_OK ;
 192     }
 193
 194
 195     return retval ;
 196 }
 197
 198 #else
 199
 200 #if USE_NATIVE_FONT_DIALOG_FOR_MACOSX
 201
 202 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 203
 204 // Cocoa headers
 205
 206 #import <AppKit/NSFont.h>
 207 #import <AppKit/NSFontManager.h>
 208 #import <AppKit/NSFontPanel.h>
 209 #import <AppKit/NSColor.h>
 210 #import <AppKit/NSColorPanel.h>
 211
 212 // ---------------------------------------------------------------------------
 213 // wxWCDelegate - Window Closed delegate
 214 // ---------------------------------------------------------------------------
 215
 216 @interface wxWCDelegate : NSObject
 217 {
 218     bool m_bIsClosed;
 219 }
 220
 221 // Delegate methods
 222 - (id)init;
 223 - (BOOL)windowShouldClose:(id)sender;
 224 - (BOOL)isClosed;
 225 @end // interface wxNSFontPanelDelegate : NSObject
 226
 227 @implementation wxWCDelegate : NSObject
 228
 229 - (id)init
 230 {
 231     [super init];
 232     m_bIsClosed = false;
 233
 234     return self;
 235 }
 236
 237 - (BOOL)windowShouldClose:(id)sender
 238 {
 239     m_bIsClosed = true;
 240
 241     [NSApp abortModal];
 242     [NSApp stopModal];
 243     return YES;
 244 }
 245
 246 - (BOOL)isClosed
 247 {
 248     return m_bIsClosed;
 249 }
 250
 251 @end // wxNSFontPanelDelegate
 252
 253 // ---------------------------------------------------------------------------
 254 // wxWCODelegate - Window Closed or Open delegate
 255 // ---------------------------------------------------------------------------
 256
 257 @interface wxWCODelegate : NSObject
 258 {
 259     bool m_bIsClosed;
 260     bool m_bIsOpen;
 261 }
 262
 263 // Delegate methods
 264 - (id)init;
 265 - (BOOL)windowShouldClose:(id)sender;
 266 - (void)windowDidUpdate:(NSNotification *)aNotification;
 267 - (BOOL)isClosed;
 268 - (BOOL)isOpen;
 269 @end // interface wxNSFontPanelDelegate : NSObject
 270
 271 @implementation wxWCODelegate : NSObject
 272
 273 - (id)init
 274 {
 275     [super init];
 276     m_bIsClosed = false;
 277     m_bIsOpen = false;
 278
 279     return self;
 280 }
 281
 282 - (BOOL)windowShouldClose:(id)sender
 283 {
 284     m_bIsClosed = true;
 285     m_bIsOpen = false;
 286
 287     [NSApp abortModal];
 288     [NSApp stopModal];
 289     return YES;
 290 }
 291
 292 - (void)windowDidUpdate:(NSNotification *)aNotification
 293 {
 294     if (m_bIsOpen == NO)
 295     {
 296         m_bIsClosed = false;
 297         m_bIsOpen = true;
 298
 299         [NSApp abortModal];
 300         [NSApp stopModal];
 301     }
 302 }
 303
 304 - (BOOL)isClosed
 305 {
 306     return m_bIsClosed;
 307 }
 308
 309 - (BOOL)isOpen
 310 {
 311     return m_bIsOpen;
 312 }
 313
 314 @end // wxNSFontPanelDelegate
 315
 316 // ---------------------------------------------------------------------------
 317 // wxFontDialog
 318 // ---------------------------------------------------------------------------
 319
 320 wxFontDialog::wxFontDialog()
 321 {
 322 }
 323
 324 wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
 325 {
 326     Create(parent, data);
 327 }
 328
 329 wxFontDialog::~wxFontDialog()
 330 {
 331 }
 332
 333 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 334 {
 335     m_fontData = data;
 336
 337     //
 338     //  This is the key call - this initializes
 339     //  events and window stuff for cocoa for carbon
 340     //  applications.
 341     //
 342     //  This is also the only call here that is
 343     //  10.2+ specific (the rest is OSX only),
 344     //  which, ironically, the carbon font
 345     //  panel requires.
 346     //
 347     bool bOK = NSApplicationLoad();
 348
 349     //autorelease pool - req'd for carbon
 350     NSAutoreleasePool *thePool;
 351     thePool = [[NSAutoreleasePool alloc] init];
 352
 353     //Get the initial wx font
 354     wxFont& thewxfont = m_fontData.m_initialFont;
 355
 356     //if the font is valid set the default (selected) font of the
 357     //NSFontDialog to that font
 358     if (thewxfont.Ok())
 359     {
 360         NSFontTraitMask theMask = 0;
 361
 362         if(thewxfont.GetStyle() == wxFONTSTYLE_ITALIC)
 363             theMask |= NSItalicFontMask;
 364
 365         if(thewxfont.IsFixedWidth())
 366             theMask |= NSFixedPitchFontMask;
 367
 368         NSFont* theDefaultFont =
 369             [[NSFontManager sharedFontManager] fontWithFamily:
 370                                                     wxNSStringWithWxString(thewxfont.GetFaceName())
 371                                             traits:theMask
 372                                             weight:thewxfont.GetWeight() == wxBOLD ? 9 :
 373                                                     thewxfont.GetWeight() == wxLIGHT ? 0 : 5
 374                                             size: (float)(thewxfont.GetPointSize())
 375             ];
 376
 377         wxASSERT_MSG(theDefaultFont, wxT("Invalid default font for wxCocoaFontDialog!"));
 378
 379         //Apple docs say to call NSFontManager::setSelectedFont
 380         //However, 10.3 doesn't seem to create the font panel
 381         //is this is done, so create it ourselves
 382         [[NSFontPanel sharedFontPanel] setPanelFont:theDefaultFont isMultiple:NO];
 383
 384     }
 385
 386     if(m_fontData.m_fontColour.Ok())
 387         [[NSColorPanel sharedColorPanel] setColor:
 388             [NSColor colorWithCalibratedRed:m_fontData.m_fontColour.Red() / 255.0
 389                                         green:m_fontData.m_fontColour.Green() / 255.0
 390                                         blue:m_fontData.m_fontColour.Blue() / 255.0
 391                                         alpha:1.0]
 392         ];
 393     else
 394         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 395
 396     //We're done - free up the pool
 397     [thePool release];
 398
 399     return bOK;
 400 }
 401
 402 int wxFontDialog::ShowModal()
 403 {
 404     //Start the pool.  Required for carbon interaction
 405     //(For those curious, the only thing that happens
 406     //if you don't do this is a bunch of error
 407     //messages about leaks on the console,
 408     //with no windows shown or anything).
 409     NSAutoreleasePool *thePool;
 410     thePool = [[NSAutoreleasePool alloc] init];
 411
 412     //Get the shared color and font panel
 413     NSFontPanel* theFontPanel = [NSFontPanel sharedFontPanel];
 414     NSColorPanel* theColorPanel = [NSColorPanel sharedColorPanel];
 415
 416     //Create and assign the delegates (cocoa event handlers) so
 417     //we can tell if a window has closed/open or not
 418     wxWCDelegate* theFPDelegate = [[wxWCDelegate alloc] init];
 419     [theFontPanel setDelegate:theFPDelegate];
 420
 421     wxWCODelegate* theCPDelegate = [[wxWCODelegate alloc] init];
 422     [theColorPanel setDelegate:theCPDelegate];
 423
 424     //
 425     //  Begin the modal loop for the font and color panels
 426     //
 427     //  The idea is that we first make the font panel modal,
 428     //  but if the color panel is opened, unless we stop the
 429     //  modal loop the color panel opens behind the font panel
 430     //  with no input acceptable to it - which makes it useless.
 431     //
 432     //  So we set up delegates for both the color and font panels,
 433     //  and the if the font panel opens the color panel, we
 434     //  stop the modal loop, and start a separate modal loop for
 435     //  the color panel until the color panel closes, switching
 436     //  back to the font panel modal loop once it does close.
 437     //
 438     do
 439     {
 440         //
 441         //  Start the font panel modal loop
 442         //
 443         NSModalSession session = [NSApp beginModalSessionForWindow:theFontPanel];
 444         for (;;)
 445         {
 446             [NSApp runModalSession:session];
 447
 448             //If the font panel is closed or the font panel
 449             //opened the color panel, break
 450             if ([theFPDelegate isClosed] || [theCPDelegate isOpen])
 451                 break;
 452         }
 453         [NSApp endModalSession:session];
 454
 455         //is the color panel open?
 456         if ([theCPDelegate isOpen])
 457         {
 458             //
 459             //  Start the color panel modal loop
 460             //
 461             NSModalSession session = [NSApp beginModalSessionForWindow:theColorPanel];
 462             for (;;)
 463             {
 464                 [NSApp runModalSession:session];
 465
 466                 //If the color panel is closed, return the font panel modal loop
 467                 if ([theCPDelegate isClosed])
 468                     break;
 469             }
 470             [NSApp endModalSession:session];
 471         }
 472         //If the font panel is still alive (I.E. we broke
 473         //out of its modal loop because the color panel was
 474         //opened) return the font panel modal loop
 475     }while([theFPDelegate isClosed] == NO);
 476
 477     //free up the memory for the delegates - we don't need them anymore
 478     [theFPDelegate release];
 479     [theCPDelegate release];
 480
 481     //Get the font the user selected
 482     NSFont* theFont = [theFontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 483
 484     //Get more information about the user's chosen font
 485     NSFontTraitMask theTraits = [[NSFontManager sharedFontManager] traitsOfFont:theFont];
 486     int theFontWeight = [[NSFontManager sharedFontManager] weightOfFont:theFont];
 487     int theFontSize = (int) [theFont pointSize];
 488
 489     //Set the wx font to the appropriate data
 490     if(theTraits & NSFixedPitchFontMask)
 491         m_fontData.m_chosenFont.SetFamily(wxTELETYPE);
 492
 493     m_fontData.m_chosenFont.SetFaceName(wxStringWithNSString([theFont familyName]));
 494     m_fontData.m_chosenFont.SetPointSize(theFontSize);
 495     m_fontData.m_chosenFont.SetStyle(theTraits & NSItalicFontMask ? wxFONTSTYLE_ITALIC : 0);
 496     m_fontData.m_chosenFont.SetWeight(theFontWeight < 5 ? wxLIGHT :
 497                                     theFontWeight >= 9 ? wxBOLD : wxNORMAL);
 498
 499     //Get the shared color panel along with the chosen color and set the chosen color
 500     NSColor* theColor = [[theColorPanel color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 501
 502     m_fontData.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 503                                 (unsigned char) ([theColor greenComponent] * 255.0),
 504                                 (unsigned char) ([theColor blueComponent] * 255.0));
 505
 506     //Friendly debug stuff
 507 #ifdef FONTDLGDEBUG
 508     wxPrintf(wxT("---Font Panel---\n--NS--\nSize:%f\nWeight:%i\nTraits:%i\n--WX--\nFaceName:%s\nPointSize:%i\nStyle:%i\nWeight:%i\nColor:%i,%i,%i\n---END Font Panel---\n"),
 509
 510                 (float) theFontSize,
 511                 theFontWeight,
 512                 theTraits,
 513
 514                 m_fontData.m_chosenFont.GetFaceName().c_str(),
 515                 m_fontData.m_chosenFont.GetPointSize(),
 516                 m_fontData.m_chosenFont.GetStyle(),
 517                 m_fontData.m_chosenFont.GetWeight(),
 518                     m_fontData.m_fontColour.Red(),
 519                     m_fontData.m_fontColour.Green(),
 520                     m_fontData.m_fontColour.Blue() );
 521 #endif
 522
 523     //Release the pool, we're done :)
 524     [thePool release];
 525
 526     //Return ID_OK - there are no "apply" buttons or the like
 527     //on either the font or color panel
 528     return wxID_OK;
 529 }
 530
 531 //old api stuff (REMOVE ME)
 532 bool wxFontDialog::IsShown() const
 533 {
 534     return false;
 535 }
 536
 537 #endif // 10.2+
 538
 539 #endif