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     #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/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     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     bool cocoaLoaded = NSApplicationLoad();
 145     wxASSERT_MSG(cocoaLoaded,wxT("Couldn't load Cocoa in Carbon Environment")) ;
 146
 147     wxAutoNSAutoreleasePool pool;
 148
 149     // setting up the ok/cancel buttons
 150     NSFontPanel* fontPanel = [NSFontPanel sharedFontPanel] ;
 151
 152     // adjust modality for carbon environment
 153     WindowRef carbonWindowRef = (WindowRef)[fontPanel windowRef] ;
 154     SetWindowModality(carbonWindowRef, kWindowModalityAppModal , 0) ;
 155     SetWindowGroup(carbonWindowRef , GetWindowGroupOfClass(kMovableModalWindowClass));
 156
 157     [fontPanel setFloatingPanel:NO] ;
 158     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:NO] ;
 159
 160     wxMacFontPanelAccView* accessoryView = (wxMacFontPanelAccView*) [fontPanel accessoryView] ;
 161     if ( accessoryView == nil)
 162     {
 163         NSRect rectBox = NSMakeRect( 0 , 0 , 192 , 40 );
 164         accessoryView = [[wxMacFontPanelAccView alloc] initWithFrame:rectBox];
 165         [fontPanel setAccessoryView:accessoryView];
 166
 167         [fontPanel setDefaultButtonCell:[[accessoryView okButton] cell]] ;
 168     }
 169
 170     [accessoryView resetFlags];
 171
 172     NSModalSession session = [NSApp beginModalSessionForWindow:fontPanel];
 173
 174     [NSApp runModalSession:session];
 175
 176     [NSApp endModalSession:session];
 177
 178     // if we don't reenable it, FPShowHideFontPanel does not work
 179     [[fontPanel standardWindowButton:NSWindowCloseButton] setEnabled:YES] ;
 180     if( FPIsFontPanelVisible())
 181         FPShowHideFontPanel() ;
 182
 183     if ( [accessoryView closedWithOk])
 184     {
 185         retval = wxID_OK ;
 186     }
 187
 188
 189     return retval ;
 190 }
 191
 192 #else
 193
 194 #if USE_NATIVE_FONT_DIALOG_FOR_MACOSX
 195
 196 IMPLEMENT_DYNAMIC_CLASS(wxFontDialog, wxDialog)
 197
 198 // Cocoa headers
 199
 200 #import <AppKit/NSFont.h>
 201 #import <AppKit/NSFontManager.h>
 202 #import <AppKit/NSFontPanel.h>
 203 #import <AppKit/NSColor.h>
 204 #import <AppKit/NSColorPanel.h>
 205
 206 // ---------------------------------------------------------------------------
 207 // wxWCDelegate - Window Closed delegate
 208 // ---------------------------------------------------------------------------
 209
 210 @interface wxWCDelegate : NSObject
 211 {
 212     bool m_bIsClosed;
 213 }
 214
 215 // Delegate methods
 216 - (id)init;
 217 - (BOOL)windowShouldClose:(id)sender;
 218 - (BOOL)isClosed;
 219 @end // interface wxNSFontPanelDelegate : NSObject
 220
 221 @implementation wxWCDelegate : NSObject
 222
 223 - (id)init
 224 {
 225     [super init];
 226     m_bIsClosed = false;
 227
 228     return self;
 229 }
 230
 231 - (BOOL)windowShouldClose:(id)sender
 232 {
 233     m_bIsClosed = true;
 234
 235     [NSApp abortModal];
 236     [NSApp stopModal];
 237     return YES;
 238 }
 239
 240 - (BOOL)isClosed
 241 {
 242     return m_bIsClosed;
 243 }
 244
 245 @end // wxNSFontPanelDelegate
 246
 247 // ---------------------------------------------------------------------------
 248 // wxWCODelegate - Window Closed or Open delegate
 249 // ---------------------------------------------------------------------------
 250
 251 @interface wxWCODelegate : NSObject
 252 {
 253     bool m_bIsClosed;
 254     bool m_bIsOpen;
 255 }
 256
 257 // Delegate methods
 258 - (id)init;
 259 - (BOOL)windowShouldClose:(id)sender;
 260 - (void)windowDidUpdate:(NSNotification *)aNotification;
 261 - (BOOL)isClosed;
 262 - (BOOL)isOpen;
 263 @end // interface wxNSFontPanelDelegate : NSObject
 264
 265 @implementation wxWCODelegate : NSObject
 266
 267 - (id)init
 268 {
 269     [super init];
 270     m_bIsClosed = false;
 271     m_bIsOpen = false;
 272
 273     return self;
 274 }
 275
 276 - (BOOL)windowShouldClose:(id)sender
 277 {
 278     m_bIsClosed = true;
 279     m_bIsOpen = false;
 280
 281     [NSApp abortModal];
 282     [NSApp stopModal];
 283     return YES;
 284 }
 285
 286 - (void)windowDidUpdate:(NSNotification *)aNotification
 287 {
 288     if (m_bIsOpen == NO)
 289     {
 290         m_bIsClosed = false;
 291         m_bIsOpen = true;
 292
 293         [NSApp abortModal];
 294         [NSApp stopModal];
 295     }
 296 }
 297
 298 - (BOOL)isClosed
 299 {
 300     return m_bIsClosed;
 301 }
 302
 303 - (BOOL)isOpen
 304 {
 305     return m_bIsOpen;
 306 }
 307
 308 @end // wxNSFontPanelDelegate
 309
 310 // ---------------------------------------------------------------------------
 311 // wxFontDialog
 312 // ---------------------------------------------------------------------------
 313
 314 wxFontDialog::wxFontDialog()
 315 {
 316 }
 317
 318 wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
 319 {
 320     Create(parent, data);
 321 }
 322
 323 wxFontDialog::~wxFontDialog()
 324 {
 325 }
 326
 327 bool wxFontDialog::Create(wxWindow *parent, const wxFontData& data)
 328 {
 329     m_fontData = data;
 330
 331     //
 332     //  This is the key call - this initializes
 333     //  events and window stuff for cocoa for carbon
 334     //  applications.
 335     //
 336     //  This is also the only call here that is
 337     //  10.2+ specific (the rest is OSX only),
 338     //  which, ironically, the carbon font
 339     //  panel requires.
 340     //
 341     bool bOK = NSApplicationLoad();
 342
 343     //autorelease pool - req'd for carbon
 344     NSAutoreleasePool *thePool;
 345     thePool = [[NSAutoreleasePool alloc] init];
 346
 347     //Get the initial wx font
 348     wxFont& thewxfont = m_fontData.m_initialFont;
 349
 350     //if the font is valid set the default (selected) font of the
 351     //NSFontDialog to that font
 352     if (thewxfont.Ok())
 353     {
 354         NSFontTraitMask theMask = 0;
 355
 356         if(thewxfont.GetStyle() == wxFONTSTYLE_ITALIC)
 357             theMask |= NSItalicFontMask;
 358
 359         if(thewxfont.IsFixedWidth())
 360             theMask |= NSFixedPitchFontMask;
 361
 362         NSFont* theDefaultFont =
 363             [[NSFontManager sharedFontManager] fontWithFamily:
 364                                                     wxNSStringWithWxString(thewxfont.GetFaceName())
 365                                             traits:theMask
 366                                             weight:thewxfont.GetWeight() == wxBOLD ? 9 :
 367                                                     thewxfont.GetWeight() == wxLIGHT ? 0 : 5
 368                                             size: (float)(thewxfont.GetPointSize())
 369             ];
 370
 371         wxASSERT_MSG(theDefaultFont, wxT("Invalid default font for wxCocoaFontDialog!"));
 372
 373         //Apple docs say to call NSFontManager::setSelectedFont
 374         //However, 10.3 doesn't seem to create the font panel
 375         //is this is done, so create it ourselves
 376         [[NSFontPanel sharedFontPanel] setPanelFont:theDefaultFont isMultiple:NO];
 377
 378     }
 379
 380     if(m_fontData.m_fontColour.Ok())
 381         [[NSColorPanel sharedColorPanel] setColor:
 382             [NSColor colorWithCalibratedRed:m_fontData.m_fontColour.Red() / 255.0
 383                                         green:m_fontData.m_fontColour.Green() / 255.0
 384                                         blue:m_fontData.m_fontColour.Blue() / 255.0
 385                                         alpha:1.0]
 386         ];
 387     else
 388         [[NSColorPanel sharedColorPanel] setColor:[NSColor blackColor]];
 389
 390     //We're done - free up the pool
 391     [thePool release];
 392
 393     return bOK;
 394 }
 395
 396 int wxFontDialog::ShowModal()
 397 {
 398     //Start the pool.  Required for carbon interaction
 399     //(For those curious, the only thing that happens
 400     //if you don't do this is a bunch of error
 401     //messages about leaks on the console,
 402     //with no windows shown or anything).
 403     NSAutoreleasePool *thePool;
 404     thePool = [[NSAutoreleasePool alloc] init];
 405
 406     //Get the shared color and font panel
 407     NSFontPanel* theFontPanel = [NSFontPanel sharedFontPanel];
 408     NSColorPanel* theColorPanel = [NSColorPanel sharedColorPanel];
 409
 410     //Create and assign the delegates (cocoa event handlers) so
 411     //we can tell if a window has closed/open or not
 412     wxWCDelegate* theFPDelegate = [[wxWCDelegate alloc] init];
 413     [theFontPanel setDelegate:theFPDelegate];
 414
 415     wxWCODelegate* theCPDelegate = [[wxWCODelegate alloc] init];
 416     [theColorPanel setDelegate:theCPDelegate];
 417
 418     //
 419     //  Begin the modal loop for the font and color panels
 420     //
 421     //  The idea is that we first make the font panel modal,
 422     //  but if the color panel is opened, unless we stop the
 423     //  modal loop the color panel opens behind the font panel
 424     //  with no input acceptable to it - which makes it useless.
 425     //
 426     //  So we set up delegates for both the color and font panels,
 427     //  and the if the font panel opens the color panel, we
 428     //  stop the modal loop, and start a separate modal loop for
 429     //  the color panel until the color panel closes, switching
 430     //  back to the font panel modal loop once it does close.
 431     //
 432     do
 433     {
 434         //
 435         //  Start the font panel modal loop
 436         //
 437         NSModalSession session = [NSApp beginModalSessionForWindow:theFontPanel];
 438         for (;;)
 439         {
 440             [NSApp runModalSession:session];
 441
 442             //If the font panel is closed or the font panel
 443             //opened the color panel, break
 444             if ([theFPDelegate isClosed] || [theCPDelegate isOpen])
 445                 break;
 446         }
 447         [NSApp endModalSession:session];
 448
 449         //is the color panel open?
 450         if ([theCPDelegate isOpen])
 451         {
 452             //
 453             //  Start the color panel modal loop
 454             //
 455             NSModalSession session = [NSApp beginModalSessionForWindow:theColorPanel];
 456             for (;;)
 457             {
 458                 [NSApp runModalSession:session];
 459
 460                 //If the color panel is closed, return the font panel modal loop
 461                 if ([theCPDelegate isClosed])
 462                     break;
 463             }
 464             [NSApp endModalSession:session];
 465         }
 466         //If the font panel is still alive (I.E. we broke
 467         //out of its modal loop because the color panel was
 468         //opened) return the font panel modal loop
 469     }while([theFPDelegate isClosed] == NO);
 470
 471     //free up the memory for the delegates - we don't need them anymore
 472     [theFPDelegate release];
 473     [theCPDelegate release];
 474
 475     //Get the font the user selected
 476     NSFont* theFont = [theFontPanel panelConvertFont:[NSFont userFontOfSize:0]];
 477
 478     //Get more information about the user's chosen font
 479     NSFontTraitMask theTraits = [[NSFontManager sharedFontManager] traitsOfFont:theFont];
 480     int theFontWeight = [[NSFontManager sharedFontManager] weightOfFont:theFont];
 481     int theFontSize = (int) [theFont pointSize];
 482
 483     //Set the wx font to the appropriate data
 484     if(theTraits & NSFixedPitchFontMask)
 485         m_fontData.m_chosenFont.SetFamily(wxTELETYPE);
 486
 487     m_fontData.m_chosenFont.SetFaceName(wxStringWithNSString([theFont familyName]));
 488     m_fontData.m_chosenFont.SetPointSize(theFontSize);
 489     m_fontData.m_chosenFont.SetStyle(theTraits & NSItalicFontMask ? wxFONTSTYLE_ITALIC : 0);
 490     m_fontData.m_chosenFont.SetWeight(theFontWeight < 5 ? wxLIGHT :
 491                                     theFontWeight >= 9 ? wxBOLD : wxNORMAL);
 492
 493     //Get the shared color panel along with the chosen color and set the chosen color
 494     NSColor* theColor = [[theColorPanel color] colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
 495
 496     m_fontData.m_fontColour.Set((unsigned char) ([theColor redComponent] * 255.0),
 497                                 (unsigned char) ([theColor greenComponent] * 255.0),
 498                                 (unsigned char) ([theColor blueComponent] * 255.0));
 499
 500     //Friendly debug stuff
 501 #ifdef FONTDLGDEBUG
 502     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"),
 503
 504                 (float) theFontSize,
 505                 theFontWeight,
 506                 theTraits,
 507
 508                 m_fontData.m_chosenFont.GetFaceName().c_str(),
 509                 m_fontData.m_chosenFont.GetPointSize(),
 510                 m_fontData.m_chosenFont.GetStyle(),
 511                 m_fontData.m_chosenFont.GetWeight(),
 512                     m_fontData.m_fontColour.Red(),
 513                     m_fontData.m_fontColour.Green(),
 514                     m_fontData.m_fontColour.Blue() );
 515 #endif
 516
 517     //Release the pool, we're done :)
 518     [thePool release];
 519
 520     //Return ID_OK - there are no "apply" buttons or the like
 521     //on either the font or color panel
 522     return wxID_OK;
 523 }
 524
 525 //old api stuff (REMOVE ME)
 526 bool wxFontDialog::IsShown() const
 527 {
 528     return false;
 529 }
 530
 531 #endif // 10.2+
 532
 533 #endif