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( (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
 171         [fontPanel setDefaultButtonCell:[[accessoryView okButton] cell]] ;
 172     }
 173
 174     [accessoryView resetFlags];
 175 #if wxOSX_USE_COCOA
 176     wxFont font = *wxNORMAL_FONT ;
 177     if ( fontdata.m_initialFont.Ok() )
 178     {
 179         font = fontdata.m_initialFont ;
 180     }
 181
 182     [[NSFontPanel sharedFontPanel] setPanelFont: font.OSXGetNSFont() isMultiple:NO];
 183
 184     if(fontdata.m_fontColour.Ok())
 185         [[NSColorPanel sharedColorPanel] setColor:
 186             [NSColor colorWithCalibratedRed:fontdata.m_fontColour.Red() / 255.0
 187                                         green:fontdata.m_fontColour.Green() / 255.0
 188                                         blue:fontdata.m_fontColour.Blue() / 255.0
 189                                         alpha:1.0]
 190         ];
 191     else
 192         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 193 #endif
 194
 195     [NSApp runModalForWindow:fontPanel];
 196
 197     // if we don't reenable it, FPShowHideFontPanel does not work
 198     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:YES] ;
 199 #if wxOSX_USE_CARBON
 200     if( FPIsFontPanelVisible())
 201         FPShowHideFontPanel() ;
 202 #else
 203     [fontPanel close];
 204 #endif
 205
 206     if ( [accessoryView closedWithOk])
 207     {
 208 #if wxOSX_USE_COCOA
 209         NSFont* theFont = [fontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 210
 211         fontdata.m_chosenFont = wxFont( theFont );
 212
 213         //Get the shared color panel along with the chosen color and set the chosen color
 214         NSColor* theColor = [[[NSColorPanel sharedColorPanel] color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 215
 216         fontdata.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 217                                     (unsigned char) ([theColor greenComponent] * 255.0),
 218                                     (unsigned char) ([theColor blueComponent] * 255.0));
 219 #endif
 220         retval = wxID_OK ;
 221     }
 222     [fontPanel setAccessoryView:nil];
 223     [accessoryView release];
 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, const wxFontData&  data)
 355 {
 356     Create(parent, data);
 357 }
 358
 359 wxFontDialog::~wxFontDialog()
 360 {
 361 }
 362
 363 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 364 {
 365     m_fontData = data;
 366
 367     //autorelease pool - req'd for carbon
 368     NSAutoreleasePool *thePool;
 369     thePool = [[NSAutoreleasePool alloc] init];
 370
 371     //Get the initial wx font
 372     wxFont& thewxfont = m_fontData.m_initialFont;
 373
 374     //if the font is valid set the default (selected) font of the
 375     //NSFontDialog to that font
 376     if (thewxfont.Ok())
 377     {
 378         NSFontTraitMask theMask = 0;
 379
 380         if(thewxfont.GetStyle() == wxFONTSTYLE_ITALIC)
 381             theMask |= NSItalicFontMask;
 382
 383         if(thewxfont.IsFixedWidth())
 384             theMask |= NSFixedPitchFontMask;
 385
 386         NSFont* theDefaultFont =
 387             [[NSFontManager sharedFontManager] fontWithFamily:
 388                                                     wxNSStringWithWxString(thewxfont.GetFaceName())
 389                                             traits:theMask
 390                                             weight:thewxfont.GetWeight() == wxBOLD ? 9 :
 391                                                     thewxfont.GetWeight() == wxLIGHT ? 0 : 5
 392                                             size: (float)(thewxfont.GetPointSize())
 393             ];
 394
 395         wxASSERT_MSG(theDefaultFont, wxT("Invalid default font for wxCocoaFontDialog!"));
 396
 397         //Apple docs say to call NSFontManager::setSelectedFont
 398         //However, 10.3 doesn't seem to create the font panel
 399         //is this is done, so create it ourselves
 400         [[NSFontPanel sharedFontPanel] setPanelFont:theDefaultFont isMultiple:NO];
 401
 402     }
 403
 404     if(m_fontData.m_fontColour.Ok())
 405         [[NSColorPanel sharedColorPanel] setColor:
 406             [NSColor colorWithCalibratedRed:m_fontData.m_fontColour.Red() / 255.0
 407                                         green:m_fontData.m_fontColour.Green() / 255.0
 408                                         blue:m_fontData.m_fontColour.Blue() / 255.0
 409                                         alpha:1.0]
 410         ];
 411     else
 412         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 413
 414     //We're done - free up the pool
 415     [thePool release];
 416
 417     return true;
 418 }
 419
 420 int wxFontDialog::ShowModal()
 421 {
 422     //Start the pool.  Required for carbon interaction
 423     //(For those curious, the only thing that happens
 424     //if you don't do this is a bunch of error
 425     //messages about leaks on the console,
 426     //with no windows shown or anything).
 427     NSAutoreleasePool *thePool;
 428     thePool = [[NSAutoreleasePool alloc] init];
 429
 430     //Get the shared color and font panel
 431     NSFontPanel* theFontPanel = [NSFontPanel sharedFontPanel];
 432     NSColorPanel* theColorPanel = [NSColorPanel sharedColorPanel];
 433
 434     //Create and assign the delegates (cocoa event handlers) so
 435     //we can tell if a window has closed/open or not
 436     wxWCDelegate* theFPDelegate = [[wxWCDelegate alloc] init];
 437     [theFontPanel setDelegate:theFPDelegate];
 438
 439     wxWCODelegate* theCPDelegate = [[wxWCODelegate alloc] init];
 440     [theColorPanel setDelegate:theCPDelegate];
 441
 442     //
 443     //  Begin the modal loop for the font and color panels
 444     //
 445     //  The idea is that we first make the font panel modal,
 446     //  but if the color panel is opened, unless we stop the
 447     //  modal loop the color panel opens behind the font panel
 448     //  with no input acceptable to it - which makes it useless.
 449     //
 450     //  So we set up delegates for both the color and font panels,
 451     //  and the if the font panel opens the color panel, we
 452     //  stop the modal loop, and start a separate modal loop for
 453     //  the color panel until the color panel closes, switching
 454     //  back to the font panel modal loop once it does close.
 455     //
 456     wxDialog::OSXBeginModalDialog();
 457     do
 458     {
 459         //
 460         //  Start the font panel modal loop
 461         //
 462         NSModalSession session = [NSApp beginModalSessionForWindow:theFontPanel];
 463         for (;;)
 464         {
 465             [NSApp runModalSession:session];
 466
 467             //If the font panel is closed or the font panel
 468             //opened the color panel, break
 469             if ([theFPDelegate isClosed] || [theCPDelegate isOpen])
 470                 break;
 471         }
 472         [NSApp endModalSession:session];
 473
 474         //is the color panel open?
 475         if ([theCPDelegate isOpen])
 476         {
 477             //
 478             //  Start the color panel modal loop
 479             //
 480             NSModalSession session = [NSApp beginModalSessionForWindow:theColorPanel];
 481             for (;;)
 482             {
 483                 [NSApp runModalSession:session];
 484
 485                 //If the color panel is closed, return the font panel modal loop
 486                 if ([theCPDelegate isClosed])
 487                     break;
 488             }
 489             [NSApp endModalSession:session];
 490         }
 491         //If the font panel is still alive (I.E. we broke
 492         //out of its modal loop because the color panel was
 493         //opened) return the font panel modal loop
 494     }while([theFPDelegate isClosed] == NO);
 495     wxDialog::OSXEndModalDialog();
 496
 497     //free up the memory for the delegates - we don't need them anymore
 498     [theFPDelegate release];
 499     [theCPDelegate release];
 500
 501     //Get the font the user selected
 502     NSFont* theFont = [theFontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 503
 504     //Get more information about the user's chosen font
 505     NSFontTraitMask theTraits = [[NSFontManager sharedFontManager] traitsOfFont:theFont];
 506     int theFontWeight = [[NSFontManager sharedFontManager] weightOfFont:theFont];
 507     int theFontSize = (int) [theFont pointSize];
 508
 509     //Set the wx font to the appropriate data
 510     if(theTraits & NSFixedPitchFontMask)
 511         m_fontData.m_chosenFont.SetFamily(wxTELETYPE);
 512
 513     m_fontData.m_chosenFont.SetFaceName(wxStringWithNSString([theFont familyName]));
 514     m_fontData.m_chosenFont.SetPointSize(theFontSize);
 515     m_fontData.m_chosenFont.SetStyle(theTraits & NSItalicFontMask ? wxFONTSTYLE_ITALIC : 0);
 516     m_fontData.m_chosenFont.SetWeight(theFontWeight < 5 ? wxLIGHT :
 517                                     theFontWeight >= 9 ? wxBOLD : wxNORMAL);
 518
 519     //Get the shared color panel along with the chosen color and set the chosen color
 520     NSColor* theColor = [[theColorPanel color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 521
 522     m_fontData.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 523                                 (unsigned char) ([theColor greenComponent] * 255.0),
 524                                 (unsigned char) ([theColor blueComponent] * 255.0));
 525
 526     //Friendly debug stuff
 527 #ifdef FONTDLGDEBUG
 528     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"),
 529
 530                 (float) theFontSize,
 531                 theFontWeight,
 532                 theTraits,
 533
 534                 m_fontData.m_chosenFont.GetFaceName().c_str(),
 535                 m_fontData.m_chosenFont.GetPointSize(),
 536                 m_fontData.m_chosenFont.GetStyle(),
 537                 m_fontData.m_chosenFont.GetWeight(),
 538                     m_fontData.m_fontColour.Red(),
 539                     m_fontData.m_fontColour.Green(),
 540                     m_fontData.m_fontColour.Blue() );
 541 #endif
 542
 543     //Release the pool, we're done :)
 544     [thePool release];
 545
 546     //Return ID_OK - there are no "apply" buttons or the like
 547     //on either the font or color panel
 548     return wxID_OK;
 549 }
 550
 551 //old api stuff (REMOVE ME)
 552 bool wxFontDialog::IsShown() const
 553 {
 554     return false;
 555 }
 556
 557 #endif // 10.2+
 558
 559 #endif