src/osx/carbon/fontdlgosx.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/carbon/fontdlgosx.mm
   3 // Purpose:     wxFontDialog class.
   4 // Author:      Ryan Norton
   5 // Modified by:
   6 // Created:     2004-10-03
   7 // Copyright:   (c) Ryan Norton
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #include "wx/wxprec.h"
  12
  13 // ===========================================================================
  14 // declarations
  15 // ===========================================================================
  16
  17 // ---------------------------------------------------------------------------
  18 // headers
  19 // ---------------------------------------------------------------------------
  20
  21 #include "wx/fontdlg.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/intl.h"
  25     #include "wx/log.h"
  26     #include "wx/cmndata.h"
  27 #endif
  28
  29 #include "wx/fontutil.h"
  30 #include "wx/modalhook.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( (CGFloat) 10.0 , (CGFloat)10.0 , (CGFloat)82  , (CGFloat)24 );
  72     NSRect rectOK = NSMakeRect( (CGFloat)100.0 , (CGFloat)10.0 , (CGFloat)82  , (CGFloat)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* dialog)
 141 {
 142 #if wxOSX_USE_COCOA
 143     wxFontData& fontdata= ((wxFontDialog*)dialog)->GetFontData() ;
 144 #else
 145     wxUnusedVar(dialog);
 146 #endif
 147     int retval = wxID_CANCEL ;
 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         [accessoryView release];
 171
 172         [fontPanel setDefaultButtonCell:[[accessoryView okButton] cell]] ;
 173     }
 174
 175     [accessoryView resetFlags];
 176 #if wxOSX_USE_COCOA
 177     wxFont font = *wxNORMAL_FONT ;
 178     if ( fontdata.m_initialFont.IsOk() )
 179     {
 180         font = fontdata.m_initialFont ;
 181     }
 182
 183     [[NSFontPanel sharedFontPanel] setPanelFont: font.OSXGetNSFont() isMultiple:NO];
 184
 185     if(fontdata.m_fontColour.IsOk())
 186         [[NSColorPanel sharedColorPanel] setColor:
 187             [NSColor colorWithCalibratedRed:fontdata.m_fontColour.Red() / 255.0
 188                                         green:fontdata.m_fontColour.Green() / 255.0
 189                                         blue:fontdata.m_fontColour.Blue() / 255.0
 190                                         alpha:1.0]
 191         ];
 192     else
 193         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 194 #endif
 195
 196     [NSApp runModalForWindow:fontPanel];
 197
 198     // if we don't reenable it, FPShowHideFontPanel does not work
 199     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:YES] ;
 200 #if wxOSX_USE_CARBON
 201     if( FPIsFontPanelVisible())
 202         FPShowHideFontPanel() ;
 203 #else
 204     [fontPanel close];
 205 #endif
 206
 207     if ( [accessoryView closedWithOk])
 208     {
 209 #if wxOSX_USE_COCOA
 210         NSFont* theFont = [fontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 211
 212         fontdata.m_chosenFont = wxFont( theFont );
 213
 214         //Get the shared color panel along with the chosen color and set the chosen color
 215         NSColor* theColor = [[[NSColorPanel sharedColorPanel] color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 216
 217         fontdata.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 218                                     (unsigned char) ([theColor greenComponent] * 255.0),
 219                                     (unsigned char) ([theColor blueComponent] * 255.0));
 220 #endif
 221         retval = wxID_OK ;
 222     }
 223     [fontPanel setAccessoryView:nil];
 224
 225     return retval ;
 226 }
 227
 228 #else
 229
 230 #if USE_NATIVE_FONT_DIALOG_FOR_MACOSX
 231
 232 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 233
 234 // Cocoa headers
 235
 236 #import <AppKit/NSFont.h>
 237 #import <AppKit/NSFontManager.h>
 238 #import <AppKit/NSFontPanel.h>
 239 #import <AppKit/NSColor.h>
 240 #import <AppKit/NSColorPanel.h>
 241
 242 // ---------------------------------------------------------------------------
 243 // wxWCDelegate - Window Closed delegate
 244 // ---------------------------------------------------------------------------
 245
 246 @interface wxWCDelegate : NSObject
 247 {
 248     bool m_bIsClosed;
 249 }
 250
 251 // Delegate methods
 252 - (id)init;
 253 - (BOOL)windowShouldClose:(id)sender;
 254 - (BOOL)isClosed;
 255 @end // interface wxNSFontPanelDelegate : NSObject
 256
 257 @implementation wxWCDelegate : NSObject
 258
 259 - (id)init
 260 {
 261     [super init];
 262     m_bIsClosed = false;
 263
 264     return self;
 265 }
 266
 267 - (BOOL)windowShouldClose:(id)sender
 268 {
 269     m_bIsClosed = true;
 270
 271     [NSApp abortModal];
 272     [NSApp stopModal];
 273     return YES;
 274 }
 275
 276 - (BOOL)isClosed
 277 {
 278     return m_bIsClosed;
 279 }
 280
 281 @end // wxNSFontPanelDelegate
 282
 283 // ---------------------------------------------------------------------------
 284 // wxWCODelegate - Window Closed or Open delegate
 285 // ---------------------------------------------------------------------------
 286
 287 @interface wxWCODelegate : NSObject
 288 {
 289     bool m_bIsClosed;
 290     bool m_bIsOpen;
 291 }
 292
 293 // Delegate methods
 294 - (id)init;
 295 - (BOOL)windowShouldClose:(id)sender;
 296 - (void)windowDidUpdate:(NSNotification *)aNotification;
 297 - (BOOL)isClosed;
 298 - (BOOL)isOpen;
 299 @end // interface wxNSFontPanelDelegate : NSObject
 300
 301 @implementation wxWCODelegate : NSObject
 302
 303 - (id)init
 304 {
 305     [super init];
 306     m_bIsClosed = false;
 307     m_bIsOpen = false;
 308
 309     return self;
 310 }
 311
 312 - (BOOL)windowShouldClose:(id)sender
 313 {
 314     m_bIsClosed = true;
 315     m_bIsOpen = false;
 316
 317     [NSApp abortModal];
 318     [NSApp stopModal];
 319     return YES;
 320 }
 321
 322 - (void)windowDidUpdate:(NSNotification *)aNotification
 323 {
 324     if (m_bIsOpen == NO)
 325     {
 326         m_bIsClosed = false;
 327         m_bIsOpen = true;
 328
 329         [NSApp abortModal];
 330         [NSApp stopModal];
 331     }
 332 }
 333
 334 - (BOOL)isClosed
 335 {
 336     return m_bIsClosed;
 337 }
 338
 339 - (BOOL)isOpen
 340 {
 341     return m_bIsOpen;
 342 }
 343
 344 @end // wxNSFontPanelDelegate
 345
 346 // ---------------------------------------------------------------------------
 347 // wxFontDialog
 348 // ---------------------------------------------------------------------------
 349
 350 wxFontDialog::wxFontDialog()
 351 {
 352 }
 353
 354 wxFontDialog::wxFontDialog(wxWindow *parent)
 355 {
 356     Create(parent);
 357 }
 358
 359 wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
 360 {
 361     Create(parent, data);
 362 }
 363
 364 wxFontDialog::~wxFontDialog()
 365 {
 366 }
 367
 368 bool wxFontDialog::Create(wxWindow *parent)
 369 {
 370     return Create(parent);
 371 }
 372
 373 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 374 {
 375     m_fontData = data;
 376
 377     return Create(parent);
 378 }
 379
 380 bool wxFontDialog::Create(wxWindow *parent)
 381 {
 382     //autorelease pool - req'd for carbon
 383     NSAutoreleasePool *thePool;
 384     thePool = [[NSAutoreleasePool alloc] init];
 385
 386     //Get the initial wx font
 387     wxFont& thewxfont = m_fontData.m_initialFont;
 388
 389     //if the font is valid set the default (selected) font of the
 390     //NSFontDialog to that font
 391     if (thewxfont.IsOk())
 392     {
 393         NSFontTraitMask theMask = 0;
 394
 395         if(thewxfont.GetStyle() == wxFONTSTYLE_ITALIC)
 396             theMask |= NSItalicFontMask;
 397
 398         if(thewxfont.IsFixedWidth())
 399             theMask |= NSFixedPitchFontMask;
 400
 401         NSFont* theDefaultFont =
 402             [[NSFontManager sharedFontManager] fontWithFamily:
 403                                                     wxNSStringWithWxString(thewxfont.GetFaceName())
 404                                             traits:theMask
 405                                             weight:thewxfont.GetWeight() == wxBOLD ? 9 :
 406                                                     thewxfont.GetWeight() == wxLIGHT ? 0 : 5
 407                                             size: (float)(thewxfont.GetPointSize())
 408             ];
 409
 410         wxASSERT_MSG(theDefaultFont, wxT("Invalid default font for wxCocoaFontDialog!"));
 411
 412         //Apple docs say to call NSFontManager::setSelectedFont
 413         //However, 10.3 doesn't seem to create the font panel
 414         //is this is done, so create it ourselves
 415         [[NSFontPanel sharedFontPanel] setPanelFont:theDefaultFont isMultiple:NO];
 416
 417     }
 418
 419     if(m_fontData.m_fontColour.IsOk())
 420         [[NSColorPanel sharedColorPanel] setColor:
 421             [NSColor colorWithCalibratedRed:m_fontData.m_fontColour.Red() / 255.0
 422                                         green:m_fontData.m_fontColour.Green() / 255.0
 423                                         blue:m_fontData.m_fontColour.Blue() / 255.0
 424                                         alpha:1.0]
 425         ];
 426     else
 427         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 428
 429     //We're done - free up the pool
 430     [thePool release];
 431
 432     return true;
 433 }
 434
 435 int wxFontDialog::ShowModal()
 436 {
 437     WX_HOOK_MODAL_DIALOG();
 438
 439     //Start the pool.  Required for carbon interaction
 440     //(For those curious, the only thing that happens
 441     //if you don't do this is a bunch of error
 442     //messages about leaks on the console,
 443     //with no windows shown or anything).
 444     NSAutoreleasePool *thePool;
 445     thePool = [[NSAutoreleasePool alloc] init];
 446
 447     //Get the shared color and font panel
 448     NSFontPanel* theFontPanel = [NSFontPanel sharedFontPanel];
 449     NSColorPanel* theColorPanel = [NSColorPanel sharedColorPanel];
 450
 451     //Create and assign the delegates (cocoa event handlers) so
 452     //we can tell if a window has closed/open or not
 453     wxWCDelegate* theFPDelegate = [[wxWCDelegate alloc] init];
 454     [theFontPanel setDelegate:theFPDelegate];
 455
 456     wxWCODelegate* theCPDelegate = [[wxWCODelegate alloc] init];
 457     [theColorPanel setDelegate:theCPDelegate];
 458
 459     //
 460     //  Begin the modal loop for the font and color panels
 461     //
 462     //  The idea is that we first make the font panel modal,
 463     //  but if the color panel is opened, unless we stop the
 464     //  modal loop the color panel opens behind the font panel
 465     //  with no input acceptable to it - which makes it useless.
 466     //
 467     //  So we set up delegates for both the color and font panels,
 468     //  and the if the font panel opens the color panel, we
 469     //  stop the modal loop, and start a separate modal loop for
 470     //  the color panel until the color panel closes, switching
 471     //  back to the font panel modal loop once it does close.
 472     //
 473     wxDialog::OSXBeginModalDialog();
 474     do
 475     {
 476         //
 477         //  Start the font panel modal loop
 478         //
 479         NSModalSession session = [NSApp beginModalSessionForWindow:theFontPanel];
 480         for (;;)
 481         {
 482             [NSApp runModalSession:session];
 483
 484             //If the font panel is closed or the font panel
 485             //opened the color panel, break
 486             if ([theFPDelegate isClosed] || [theCPDelegate isOpen])
 487                 break;
 488         }
 489         [NSApp endModalSession:session];
 490
 491         //is the color panel open?
 492         if ([theCPDelegate isOpen])
 493         {
 494             //
 495             //  Start the color panel modal loop
 496             //
 497             NSModalSession session = [NSApp beginModalSessionForWindow:theColorPanel];
 498             for (;;)
 499             {
 500                 [NSApp runModalSession:session];
 501
 502                 //If the color panel is closed, return the font panel modal loop
 503                 if ([theCPDelegate isClosed])
 504                     break;
 505             }
 506             [NSApp endModalSession:session];
 507         }
 508         //If the font panel is still alive (I.E. we broke
 509         //out of its modal loop because the color panel was
 510         //opened) return the font panel modal loop
 511     }while([theFPDelegate isClosed] == NO);
 512     wxDialog::OSXEndModalDialog();
 513
 514     //free up the memory for the delegates - we don't need them anymore
 515     [theFPDelegate release];
 516     [theCPDelegate release];
 517
 518     //Get the font the user selected
 519     NSFont* theFont = [theFontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 520
 521     //Get more information about the user's chosen font
 522     NSFontTraitMask theTraits = [[NSFontManager sharedFontManager] traitsOfFont:theFont];
 523     int theFontWeight = [[NSFontManager sharedFontManager] weightOfFont:theFont];
 524     int theFontSize = (int) [theFont pointSize];
 525
 526     //Set the wx font to the appropriate data
 527     if(theTraits & NSFixedPitchFontMask)
 528         m_fontData.m_chosenFont.SetFamily(wxTELETYPE);
 529
 530     m_fontData.m_chosenFont.SetFaceName(wxStringWithNSString([theFont familyName]));
 531     m_fontData.m_chosenFont.SetPointSize(theFontSize);
 532     m_fontData.m_chosenFont.SetStyle(theTraits & NSItalicFontMask ? wxFONTSTYLE_ITALIC : 0);
 533     m_fontData.m_chosenFont.SetWeight(theFontWeight < 5 ? wxLIGHT :
 534                                     theFontWeight >= 9 ? wxBOLD : wxNORMAL);
 535
 536     //Get the shared color panel along with the chosen color and set the chosen color
 537     NSColor* theColor = [[theColorPanel color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 538
 539     m_fontData.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 540                                 (unsigned char) ([theColor greenComponent] * 255.0),
 541                                 (unsigned char) ([theColor blueComponent] * 255.0));
 542
 543     //Friendly debug stuff
 544 #ifdef FONTDLGDEBUG
 545     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"),
 546
 547                 (float) theFontSize,
 548                 theFontWeight,
 549                 theTraits,
 550
 551                 m_fontData.m_chosenFont.GetFaceName().c_str(),
 552                 m_fontData.m_chosenFont.GetPointSize(),
 553                 m_fontData.m_chosenFont.GetStyle(),
 554                 m_fontData.m_chosenFont.GetWeight(),
 555                     m_fontData.m_fontColour.Red(),
 556                     m_fontData.m_fontColour.Green(),
 557                     m_fontData.m_fontColour.Blue() );
 558 #endif
 559
 560     //Release the pool, we're done :)
 561     [thePool release];
 562
 563     //Return ID_OK - there are no "apply" buttons or the like
 564     //on either the font or color panel
 565     return wxID_OK;
 566 }
 567
 568 //old api stuff (REMOVE ME)
 569 bool wxFontDialog::IsShown() const
 570 {
 571     return false;
 572 }
 573
 574 #endif // 10.2+
 575
 576 #endif