src/osx/cocoa/textctrl.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/textctrl.mm
   3 // Purpose:     wxTextCtrl
   4 // Author:      Stefan Csomor
   5 // Modified by: Ryan Norton (MLTE GetLineLength and GetLineText)
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id: textctrl.cpp 54820 2008-07-29 20:04:11Z SC $
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #if wxUSE_TEXTCTRL
  15
  16 #include "wx/textctrl.h"
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/intl.h"
  20     #include "wx/app.h"
  21     #include "wx/utils.h"
  22     #include "wx/dc.h"
  23     #include "wx/button.h"
  24     #include "wx/menu.h"
  25     #include "wx/settings.h"
  26     #include "wx/msgdlg.h"
  27     #include "wx/toplevel.h"
  28 #endif
  29
  30 #ifdef __DARWIN__
  31     #include <sys/types.h>
  32     #include <sys/stat.h>
  33 #else
  34     #include <stat.h>
  35 #endif
  36
  37 #if wxUSE_STD_IOSTREAM
  38     #if wxUSE_IOSTREAMH
  39         #include <fstream.h>
  40     #else
  41         #include <fstream>
  42     #endif
  43 #endif
  44
  45 #include "wx/filefn.h"
  46 #include "wx/sysopt.h"
  47 #include "wx/thread.h"
  48
  49 #include "wx/osx/private.h"
  50 #include "wx/osx/cocoa/private/textimpl.h"
  51
  52 @interface wxNSSecureTextField : NSSecureTextField
  53 {
  54     wxWidgetCocoaImpl* impl;
  55 }
  56
  57 - (void) setImplementation:(wxWidgetCocoaImpl*) item;
  58 - (wxWidgetCocoaImpl*) implementation;
  59 @end
  60
  61 @implementation wxNSSecureTextField
  62
  63 + (void)initialize
  64 {
  65     static BOOL initialized = NO;
  66     if (!initialized)
  67     {
  68         initialized = YES;
  69         wxOSXCocoaClassAddWXMethods( self );
  70     }
  71 }
  72
  73 - (wxWidgetCocoaImpl*) implementation
  74 {
  75     return impl;
  76 }
  77
  78 - (void) setImplementation:(wxWidgetCocoaImpl*) item
  79 {
  80     impl = item;
  81 }
  82
  83 - (void)controlTextDidChange:(NSNotification *)aNotification
  84 {
  85     if ( impl )
  86     {
  87         wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
  88         if ( wxpeer ) {
  89             wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, wxpeer->GetId());
  90             event.SetEventObject( wxpeer );
  91             event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
  92             wxpeer->HandleWindowEvent( event );
  93         }
  94     }
  95 }
  96
  97 @end
  98
  99 @interface wxNSTextView : NSScrollView
 100 {
 101     wxWidgetCocoaImpl* impl;
 102 }
 103
 104 - (void) setImplementation:(wxWidgetCocoaImpl*) item;
 105 - (wxWidgetCocoaImpl*) implementation;
 106 @end
 107
 108 @implementation wxNSTextView
 109
 110 + (void)initialize
 111 {
 112     static BOOL initialized = NO;
 113     if (!initialized)
 114     {
 115         initialized = YES;
 116         wxOSXCocoaClassAddWXMethods( self );
 117     }
 118 }
 119
 120 - (wxWidgetCocoaImpl*) implementation
 121 {
 122     return impl;
 123 }
 124
 125 - (void) setImplementation:(wxWidgetCocoaImpl*) item
 126 {
 127     impl = item;
 128 }
 129
 130
 131 - (void)controlTextDidChange:(NSNotification *)aNotification
 132 {
 133     if ( impl )
 134     {
 135         wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
 136         if ( wxpeer ) {
 137             wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, wxpeer->GetId());
 138             event.SetEventObject( wxpeer );
 139             event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
 140             wxpeer->HandleWindowEvent( event );
 141         }
 142     }
 143 }
 144 @end
 145
 146 @implementation wxNSTextField
 147
 148 + (void)initialize
 149 {
 150     static BOOL initialized = NO;
 151     if (!initialized)
 152     {
 153         initialized = YES;
 154         wxOSXCocoaClassAddWXMethods( self );
 155     }
 156 }
 157
 158 - (wxWidgetCocoaImpl*) implementation
 159 {
 160     return impl;
 161 }
 162
 163 - (void) setImplementation:(wxWidgetCocoaImpl*) item
 164 {
 165     impl = item;
 166 }
 167
 168 - (void) setEnabled:(BOOL) flag
 169 {
 170     [super setEnabled: flag];
 171
 172     if (![self drawsBackground]) {
 173         // Static text is drawn incorrectly when disabled.
 174         // For an explanation, see
 175         // http://www.cocoabuilder.com/archive/message/cocoa/2006/7/21/168028
 176         if (flag) {
 177             [self setTextColor: [NSColor controlTextColor]];
 178         } else {
 179             [self setTextColor: [NSColor secondarySelectedControlColor]];
 180         }
 181     }
 182 }
 183
 184 - (void)controlTextDidChange:(NSNotification *)aNotification
 185 {
 186     if ( impl )
 187     {
 188         wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
 189         if ( wxpeer ) {
 190             wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, wxpeer->GetId());
 191             event.SetEventObject( wxpeer );
 192             event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
 193             wxpeer->HandleWindowEvent( event );
 194         }
 195     }
 196 }
 197
 198 /*
 199 - (void)controlTextDidEndEditing:(NSNotification *)aNotification
 200 {
 201     if ( impl )
 202     {
 203         wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
 204         if ( wxpeer ) {
 205             wxFocusEvent event(wxEVT_KILL_FOCUS, wxpeer->GetId());
 206             event.SetEventObject( wxpeer );
 207             event.SetWindow( wxpeer );
 208             wxpeer->HandleWindowEvent( event );
 209         }
 210     }
 211 }
 212 */
 213 @end
 214
 215 // wxNSTextViewControl
 216
 217 wxNSTextViewControl::wxNSTextViewControl( wxTextCtrl *wxPeer, WXWidget w ) : wxWidgetCocoaImpl(wxPeer, w)
 218 {
 219     m_scrollView = (NSScrollView*) w;
 220     [w setImplementation: this];
 221
 222     [m_scrollView setHasVerticalScroller:YES];
 223     [m_scrollView setHasHorizontalScroller:NO];
 224     [m_scrollView setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
 225     NSSize contentSize = [m_scrollView contentSize];
 226
 227     m_textView = [[NSTextView alloc] initWithFrame: NSMakeRect(0, 0,
 228             contentSize.width, contentSize.height)];
 229     [m_textView setVerticallyResizable:YES];
 230     [m_textView setHorizontallyResizable:NO];
 231     [m_textView setAutoresizingMask:NSViewWidthSizable];
 232
 233     [m_scrollView setDocumentView: m_textView];
 234
 235     [m_textView setDelegate: w];
 236 }
 237
 238 wxNSTextViewControl::~wxNSTextViewControl()
 239 {
 240     if (m_textView)
 241         [m_textView setDelegate: nil];
 242 }
 243
 244 wxString wxNSTextViewControl::GetStringValue() const
 245 {
 246     if (m_textView)
 247     {
 248         wxCFStringRef cf( (CFStringRef) [[m_textView string] retain] );
 249         return cf.AsString(m_wxPeer->GetFont().GetEncoding());
 250     }
 251     return wxEmptyString;
 252 }
 253 void wxNSTextViewControl::SetStringValue( const wxString &str)
 254 {
 255     if (m_textView)
 256         [m_textView setString: wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
 257 }
 258 void wxNSTextViewControl::Copy()
 259 {
 260     if (m_textView)
 261         [m_textView copy:nil];
 262
 263 }
 264
 265 void wxNSTextViewControl::Cut()
 266 {
 267     if (m_textView)
 268         [m_textView cut:nil];
 269 }
 270
 271 void wxNSTextViewControl::Paste()
 272 {
 273     if (m_textView)
 274         [m_textView paste:nil];
 275 }
 276
 277 bool wxNSTextViewControl::CanPaste() const
 278 {
 279     return true;
 280 }
 281
 282 void wxNSTextViewControl::SetEditable(bool editable)
 283 {
 284     if (m_textView)
 285         [m_textView setEditable: editable];
 286 }
 287
 288 void wxNSTextViewControl::GetSelection( long* from, long* to) const
 289 {
 290     if (m_textView)
 291     {
 292         NSRange range = [m_textView selectedRange];
 293         *from = range.location;
 294         *to = range.location + range.length;
 295     }
 296 }
 297
 298 void wxNSTextViewControl::SetSelection( long from , long to )
 299 {
 300     [m_textView setSelectedRange:NSMakeRange(from, to-from)];
 301 }
 302
 303 void wxNSTextViewControl::WriteText(const wxString& str)
 304 {
 305     // temp hack to get logging working early
 306     wxString former = GetStringValue();
 307     SetStringValue( former + str );
 308 }
 309
 310 // wxNSTextFieldControl
 311
 312 wxNSTextFieldControl::wxNSTextFieldControl( wxTextCtrl *wxPeer, WXWidget w ) : wxWidgetCocoaImpl(wxPeer, w)
 313 {
 314     m_textField = (NSTextField*) w;
 315     [m_textField setDelegate: w];
 316 }
 317
 318 wxNSTextFieldControl::~wxNSTextFieldControl()
 319 {
 320     if (m_textField)
 321         [m_textField setDelegate: nil];
 322 }
 323
 324 wxString wxNSTextFieldControl::GetStringValue() const
 325 {
 326     wxCFStringRef cf( (CFStringRef) [[m_textField stringValue] retain] );
 327     return cf.AsString(m_wxPeer->GetFont().GetEncoding());
 328 }
 329 void wxNSTextFieldControl::SetStringValue( const wxString &str)
 330 {
 331     [m_textField setStringValue: wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
 332 }
 333 void wxNSTextFieldControl::Copy()
 334 {
 335     NSText* editor = [m_textField currentEditor];
 336     if ( editor )
 337     {
 338         [editor copy:nil];
 339     }
 340 }
 341
 342 void wxNSTextFieldControl::Cut()
 343 {
 344     NSText* editor = [m_textField currentEditor];
 345     if ( editor )
 346     {
 347         [editor cut:nil];
 348     }
 349 }
 350
 351 void wxNSTextFieldControl::Paste()
 352 {
 353     NSText* editor = [m_textField currentEditor];
 354     if ( editor )
 355     {
 356         [editor paste:nil];
 357     }
 358 }
 359
 360 bool wxNSTextFieldControl::CanPaste() const
 361 {
 362     return true;
 363 }
 364
 365 void wxNSTextFieldControl::SetEditable(bool editable)
 366 {
 367     [m_textField setEditable:editable];
 368 }
 369
 370 void wxNSTextFieldControl::GetSelection( long* from, long* to) const
 371 {
 372     NSText* editor = [m_textField currentEditor];
 373     if ( editor )
 374     {
 375         NSRange range = [editor selectedRange];
 376         *from = range.location;
 377         *to = range.location + range.length;
 378     }
 379 }
 380
 381 void wxNSTextFieldControl::SetSelection( long from , long to )
 382 {
 383     NSText* editor = [m_textField currentEditor];
 384     if ( editor )
 385     {
 386         [editor setSelectedRange:NSMakeRange(from, to-from)];
 387     }
 388 }
 389
 390 void wxNSTextFieldControl::WriteText(const wxString& str)
 391 {
 392     // temp hack to get logging working early
 393     wxString former = GetStringValue();
 394     SetStringValue( former + str );
 395 }
 396
 397 void wxNSTextFieldControl::controlAction(WXWidget slf, void* _cmd, void *sender)
 398 {
 399     wxWindow* wxpeer = (wxWindow*) GetWXPeer();
 400     if ( wxpeer && (wxpeer->GetWindowStyle() & wxTE_PROCESS_ENTER) )
 401     {
 402         wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, wxpeer->GetId());
 403         event.SetEventObject( wxpeer );
 404         event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
 405         wxpeer->HandleWindowEvent( event );
 406     }
 407 }
 408
 409 //
 410 //
 411 //
 412
 413 wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer,
 414                                     wxWindowMac* parent,
 415                                     wxWindowID id,
 416                                     const wxString& str,
 417                                     const wxPoint& pos,
 418                                     const wxSize& size,
 419                                     long style,
 420                                     long extraStyle)
 421 {
 422     NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
 423     NSTextField* v = nil;
 424     wxWidgetCocoaImpl* c = NULL;
 425
 426     if ( style & wxTE_MULTILINE || style & wxTE_RICH || style & wxTE_RICH2 )
 427     {
 428         v = [[wxNSTextView alloc] initWithFrame:r];
 429         c = new wxNSTextViewControl( wxpeer, v );
 430         static_cast<wxNSTextViewControl*>(c)->SetStringValue(str);
 431     }
 432     else
 433     {
 434         if ( style & wxTE_PASSWORD )
 435             v = [[wxNSSecureTextField alloc] initWithFrame:r];
 436         else
 437             v = [[wxNSTextField alloc] initWithFrame:r];
 438
 439         if ( style & wxNO_BORDER )
 440         {
 441             // FIXME: How can we remove the native control's border?
 442             // setBordered is separate from the text ctrl's border.
 443         }
 444
 445         [v setBezeled:NO];
 446         [v setBordered:NO];
 447
 448         c = new wxNSTextFieldControl( wxpeer, v );
 449         [v setImplementation: c];
 450         static_cast<wxNSTextFieldControl*>(c)->SetStringValue(str);
 451     }
 452
 453     return c;
 454 }
 455
 456
 457 #endif // wxUSE_TEXTCTRL