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