src/osx/carbon/fontdlgosx.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/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 wxMAC_USE_EXPERIMENTAL_FONTDIALOG
  41
  42 #import <Foundation/Foundation.h>
  43 #import <AppKit/AppKit.h>
  44
  45 #include "wx/osx/uma.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     WindowRef carbonWindowRef = (WindowRef)[fontPanel windowRef] ;
 156     SetWindowModality(carbonWindowRef, kWindowModalityAppModal , 0) ;
 157     SetWindowGroup(carbonWindowRef , GetWindowGroupOfClass(kMovableModalWindowClass));
 158
 159     [fontPanel setFloatingPanel:NO] ;
 160     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:NO] ;
 161
 162     wxMacFontPanelAccView* accessoryView = (wxMacFontPanelAccView*) [fontPanel accessoryView] ;
 163     if ( accessoryView == nil)
 164     {
 165         NSRect rectBox = NSMakeRect( 0 , 0 , 192 , 40 );
 166         accessoryView = [[wxMacFontPanelAccView alloc] initWithFrame:rectBox];
 167         [fontPanel setAccessoryView:accessoryView];
 168
 169         [fontPanel setDefaultButtonCell:[[accessoryView okButton] cell]] ;
 170     }
 171
 172     [accessoryView resetFlags];
 173
 174     NSModalSession session = [NSApp beginModalSessionForWindow:fontPanel];
 175
 176     [NSApp runModalSession:session];
 177
 178     [NSApp endModalSession:session];
 179
 180     // if we don't reenable it, FPShowHideFontPanel does not work
 181     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:YES] ;
 182     if( FPIsFontPanelVisible())
 183         FPShowHideFontPanel() ;
 184
 185     if ( [accessoryView closedWithOk])
 186     {
 187         retval = wxID_OK ;
 188     }
 189
 190
 191     return retval ;
 192 }
 193
 194 #else
 195
 196 #if USE_NATIVE_FONT_DIALOG_FOR_MACOSX
 197
 198 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 199
 200 // Cocoa headers
 201
 202 #import <AppKit/NSFont.h>
 203 #import <AppKit/NSFontManager.h>
 204 #import <AppKit/NSFontPanel.h>
 205 #import <AppKit/NSColor.h>
 206 #import <AppKit/NSColorPanel.h>
 207
 208 // ---------------------------------------------------------------------------
 209 // wxWCDelegate - Window Closed delegate
 210 // ---------------------------------------------------------------------------
 211
 212 @interface wxWCDelegate : NSObject
 213 {
 214     bool m_bIsClosed;
 215 }
 216
 217 // Delegate methods
 218 - (id)init;
 219 - (BOOL)windowShouldClose:(id)sender;
 220 - (BOOL)isClosed;
 221 @end // interface wxNSFontPanelDelegate : NSObject
 222
 223 @implementation wxWCDelegate : NSObject
 224
 225 - (id)init
 226 {
 227     [super init];
 228     m_bIsClosed = false;
 229
 230     return self;
 231 }
 232
 233 - (BOOL)windowShouldClose:(id)sender
 234 {
 235     m_bIsClosed = true;
 236
 237     [NSApp abortModal];
 238     [NSApp stopModal];
 239     return YES;
 240 }
 241
 242 - (BOOL)isClosed
 243 {
 244     return m_bIsClosed;
 245 }
 246
 247 @end // wxNSFontPanelDelegate
 248
 249 // ---------------------------------------------------------------------------
 250 // wxWCODelegate - Window Closed or Open delegate
 251 // ---------------------------------------------------------------------------
 252
 253 @interface wxWCODelegate : NSObject
 254 {
 255     bool m_bIsClosed;
 256     bool m_bIsOpen;
 257 }
 258
 259 // Delegate methods
 260 - (id)init;
 261 - (BOOL)windowShouldClose:(id)sender;
 262 - (void)windowDidUpdate:(NSNotification *)aNotification;
 263 - (BOOL)isClosed;
 264 - (BOOL)isOpen;
 265 @end // interface wxNSFontPanelDelegate : NSObject
 266
 267 @implementation wxWCODelegate : NSObject
 268
 269 - (id)init
 270 {
 271     [super init];
 272     m_bIsClosed = false;
 273     m_bIsOpen = false;
 274
 275     return self;
 276 }
 277
 278 - (BOOL)windowShouldClose:(id)sender
 279 {
 280     m_bIsClosed = true;
 281     m_bIsOpen = false;
 282
 283     [NSApp abortModal];
 284     [NSApp stopModal];
 285     return YES;
 286 }
 287
 288 - (void)windowDidUpdate:(NSNotification *)aNotification
 289 {
 290     if (m_bIsOpen == NO)
 291     {
 292         m_bIsClosed = false;
 293         m_bIsOpen = true;
 294
 295         [NSApp abortModal];
 296         [NSApp stopModal];
 297     }
 298 }
 299
 300 - (BOOL)isClosed
 301 {
 302     return m_bIsClosed;
 303 }
 304
 305 - (BOOL)isOpen
 306 {
 307     return m_bIsOpen;
 308 }
 309
 310 @end // wxNSFontPanelDelegate
 311
 312 // ---------------------------------------------------------------------------
 313 // wxFontDialog
 314 // ---------------------------------------------------------------------------
 315
 316 wxFontDialog::wxFontDialog()
 317 {
 318 }
 319
 320 wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
 321 {
 322     Create(parent, data);
 323 }
 324
 325 wxFontDialog::~wxFontDialog()
 326 {
 327 }
 328
 329 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 330 {
 331     m_fontData = data;
 332
 333     //
 334     //  This is the key call - this initializes
 335     //  events and window stuff for cocoa for carbon
 336     //  applications.
 337     //
 338     //  This is also the only call here that is
 339     //  10.2+ specific (the rest is OSX only),
 340     //  which, ironically, the carbon font
 341     //  panel requires.
 342     //
 343     bool bOK = NSApplicationLoad();
 344
 345     //autorelease pool - req'd for carbon
 346     NSAutoreleasePool *thePool;
 347     thePool = [[NSAutoreleasePool alloc] init];
 348
 349     //Get the initial wx font
 350     wxFont& thewxfont = m_fontData.m_initialFont;
 351
 352     //if the font is valid set the default (selected) font of the
 353     //NSFontDialog to that font
 354     if (thewxfont.Ok())
 355     {
 356         NSFontTraitMask theMask = 0;
 357
 358         if(thewxfont.GetStyle() == wxFONTSTYLE_ITALIC)
 359             theMask |= NSItalicFontMask;
 360
 361         if(thewxfont.IsFixedWidth())
 362             theMask |= NSFixedPitchFontMask;
 363
 364         NSFont* theDefaultFont =
 365             [[NSFontManager sharedFontManager] fontWithFamily:
 366                                                     wxNSStringWithWxString(thewxfont.GetFaceName())
 367                                             traits:theMask
 368                                             weight:thewxfont.GetWeight() == wxBOLD ? 9 :
 369                                                     thewxfont.GetWeight() == wxLIGHT ? 0 : 5
 370                                             size: (float)(thewxfont.GetPointSize())
 371             ];
 372
 373         wxASSERT_MSG(theDefaultFont, wxT("Invalid default font for wxCocoaFontDialog!"));
 374
 375         //Apple docs say to call NSFontManager::setSelectedFont
 376         //However, 10.3 doesn't seem to create the font panel
 377         //is this is done, so create it ourselves
 378         [[NSFontPanel sharedFontPanel] setPanelFont:theDefaultFont isMultiple:NO];
 379
 380     }
 381
 382     if(m_fontData.m_fontColour.Ok())
 383         [[NSColorPanel sharedColorPanel] setColor:
 384             [NSColor colorWithCalibratedRed:m_fontData.m_fontColour.Red() / 255.0
 385                                         green:m_fontData.m_fontColour.Green() / 255.0
 386                                         blue:m_fontData.m_fontColour.Blue() / 255.0
 387                                         alpha:1.0]
 388         ];
 389     else
 390         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 391
 392     //We're done - free up the pool
 393     [thePool release];
 394
 395     return bOK;
 396 }
 397
 398 int wxFontDialog::ShowModal()
 399 {
 400     //Start the pool.  Required for carbon interaction
 401     //(For those curious, the only thing that happens
 402     //if you don't do this is a bunch of error
 403     //messages about leaks on the console,
 404     //with no windows shown or anything).
 405     NSAutoreleasePool *thePool;
 406     thePool = [[NSAutoreleasePool alloc] init];
 407
 408     //Get the shared color and font panel
 409     NSFontPanel* theFontPanel = [NSFontPanel sharedFontPanel];
 410     NSColorPanel* theColorPanel = [NSColorPanel sharedColorPanel];
 411
 412     //Create and assign the delegates (cocoa event handlers) so
 413     //we can tell if a window has closed/open or not
 414     wxWCDelegate* theFPDelegate = [[wxWCDelegate alloc] init];
 415     [theFontPanel setDelegate:theFPDelegate];
 416
 417     wxWCODelegate* theCPDelegate = [[wxWCODelegate alloc] init];
 418     [theColorPanel setDelegate:theCPDelegate];
 419
 420     //
 421     //  Begin the modal loop for the font and color panels
 422     //
 423     //  The idea is that we first make the font panel modal,
 424     //  but if the color panel is opened, unless we stop the
 425     //  modal loop the color panel opens behind the font panel
 426     //  with no input acceptable to it - which makes it useless.
 427     //
 428     //  So we set up delegates for both the color and font panels,
 429     //  and the if the font panel opens the color panel, we
 430     //  stop the modal loop, and start a separate modal loop for
 431     //  the color panel until the color panel closes, switching
 432     //  back to the font panel modal loop once it does close.
 433     //
 434     do
 435     {
 436         //
 437         //  Start the font panel modal loop
 438         //
 439         NSModalSession session = [NSApp beginModalSessionForWindow:theFontPanel];
 440         for (;;)
 441         {
 442             [NSApp runModalSession:session];
 443
 444             //If the font panel is closed or the font panel
 445             //opened the color panel, break
 446             if ([theFPDelegate isClosed] || [theCPDelegate isOpen])
 447                 break;
 448         }
 449         [NSApp endModalSession:session];
 450
 451         //is the color panel open?
 452         if ([theCPDelegate isOpen])
 453         {
 454             //
 455             //  Start the color panel modal loop
 456             //
 457             NSModalSession session = [NSApp beginModalSessionForWindow:theColorPanel];
 458             for (;;)
 459             {
 460                 [NSApp runModalSession:session];
 461
 462                 //If the color panel is closed, return the font panel modal loop
 463                 if ([theCPDelegate isClosed])
 464                     break;
 465             }
 466             [NSApp endModalSession:session];
 467         }
 468         //If the font panel is still alive (I.E. we broke
 469         //out of its modal loop because the color panel was
 470         //opened) return the font panel modal loop
 471     }while([theFPDelegate isClosed] == NO);
 472
 473     //free up the memory for the delegates - we don't need them anymore
 474     [theFPDelegate release];
 475     [theCPDelegate release];
 476
 477     //Get the font the user selected
 478     NSFont* theFont = [theFontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 479
 480     //Get more information about the user's chosen font
 481     NSFontTraitMask theTraits = [[NSFontManager sharedFontManager] traitsOfFont:theFont];
 482     int theFontWeight = [[NSFontManager sharedFontManager] weightOfFont:theFont];
 483     int theFontSize = (int) [theFont pointSize];
 484
 485     //Set the wx font to the appropriate data
 486     if(theTraits & NSFixedPitchFontMask)
 487         m_fontData.m_chosenFont.SetFamily(wxTELETYPE);
 488
 489     m_fontData.m_chosenFont.SetFaceName(wxStringWithNSString([theFont familyName]));
 490     m_fontData.m_chosenFont.SetPointSize(theFontSize);
 491     m_fontData.m_chosenFont.SetStyle(theTraits & NSItalicFontMask ? wxFONTSTYLE_ITALIC : 0);
 492     m_fontData.m_chosenFont.SetWeight(theFontWeight < 5 ? wxLIGHT :
 493                                     theFontWeight >= 9 ? wxBOLD : wxNORMAL);
 494
 495     //Get the shared color panel along with the chosen color and set the chosen color
 496     NSColor* theColor = [[theColorPanel color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 497
 498     m_fontData.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 499                                 (unsigned char) ([theColor greenComponent] * 255.0),
 500                                 (unsigned char) ([theColor blueComponent] * 255.0));
 501
 502     //Friendly debug stuff
 503 #ifdef FONTDLGDEBUG
 504     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"),
 505
 506                 (float) theFontSize,
 507                 theFontWeight,
 508                 theTraits,
 509
 510                 m_fontData.m_chosenFont.GetFaceName().c_str(),
 511                 m_fontData.m_chosenFont.GetPointSize(),
 512                 m_fontData.m_chosenFont.GetStyle(),
 513                 m_fontData.m_chosenFont.GetWeight(),
 514                     m_fontData.m_fontColour.Red(),
 515                     m_fontData.m_fontColour.Green(),
 516                     m_fontData.m_fontColour.Blue() );
 517 #endif
 518
 519     //Release the pool, we're done :)
 520     [thePool release];
 521
 522     //Return ID_OK - there are no "apply" buttons or the like
 523     //on either the font or color panel
 524     return wxID_OK;
 525 }
 526
 527 //old api stuff (REMOVE ME)
 528 bool wxFontDialog::IsShown() const
 529 {
 530     return false;
 531 }
 532
 533 #endif // 10.2+
 534
 535 #endif