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1/////////////////////////////////////////////////////////////////////////////
2// Name: src/osx/iphone/textctrl.mm
3// Purpose: wxTextCtrl
4// Author: Stefan Csomor
5// Modified by: Ryan Norton (MLTE GetLineLength and GetLineText)
6// Created: 1998-01-01
7// Copyright: (c) Stefan Csomor
8// Licence: wxWindows licence
9/////////////////////////////////////////////////////////////////////////////
10
11#include "wx/wxprec.h"
12
13#if wxUSE_TEXTCTRL
14
15#include "wx/textctrl.h"
16
17#ifndef WX_PRECOMP
18 #include "wx/intl.h"
19 #include "wx/app.h"
20 #include "wx/utils.h"
21 #include "wx/dc.h"
22 #include "wx/button.h"
23 #include "wx/menu.h"
24 #include "wx/settings.h"
25 #include "wx/msgdlg.h"
26 #include "wx/toplevel.h"
27#endif
28
29#ifdef __DARWIN__
30 #include <sys/types.h>
31 #include <sys/stat.h>
32#else
33 #include <stat.h>
34#endif
35
36#if wxUSE_STD_IOSTREAM
37 #if wxUSE_IOSTREAMH
38 #include <fstream.h>
39 #else
40 #include <fstream>
41 #endif
42#endif
43
44#include "wx/filefn.h"
45#include "wx/sysopt.h"
46#include "wx/thread.h"
47
48#include "wx/osx/private.h"
49#include "wx/osx/iphone/private/textimpl.h"
50
51// currently for some reasong the UITextField leads to a recursion when the keyboard should be shown, so let's leave the code
52// in case this gets resolved...
53
54#define wxOSX_IPHONE_USE_TEXTFIELD 1
55
56class wxMacEditHelper
57{
58public :
59 wxMacEditHelper( UITextView* textView )
60 {
61 m_textView = textView;
62 m_formerState = YES;
63 if ( textView )
64 {
65 m_formerState = [textView isEditable];
66 [textView setEditable:YES];
67 }
68 }
69
70 ~wxMacEditHelper()
71 {
72 if ( m_textView )
73 [m_textView setEditable:m_formerState];
74 }
75
76protected :
77 BOOL m_formerState ;
78 UITextView* m_textView;
79} ;
80
81#if wxOSX_IPHONE_USE_TEXTFIELD
82
83@interface wxUITextFieldDelegate : NSObject<UITextFieldDelegate>
84{
85}
86
87@end
88
89
90@interface wxUITextField : UITextField
91{
92}
93
94@end
95
96@interface wxNSSecureTextField : UITextField<UITextFieldDelegate>
97{
98}
99
100@end
101
102@implementation wxNSSecureTextField
103
104+ (void)initialize
105{
106 static BOOL initialized = NO;
107 if (!initialized)
108 {
109 initialized = YES;
110 wxOSXIPhoneClassAddWXMethods( self );
111 }
112}
113
114- (void)controlTextDidChange:(NSNotification *)aNotification
115{
116 wxUnusedVar(aNotification);
117 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( self );
118 if ( impl )
119 impl->controlTextDidChange();
120}
121
122- (void)controlTextDidEndEditing:(NSNotification *)aNotification
123{
124 wxUnusedVar(aNotification);
125 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( self );
126 if ( impl )
127 {
128 impl->DoNotifyFocusEvent( false, NULL );
129 }
130}
131
132@end
133
134#if 0
135@implementation wxUITextFieldEditor
136
137- (void) keyDown:(NSEvent*) event
138{
139 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( (WXWidget) [self delegate] );
140 lastKeyDownEvent = event;
141 if ( impl == NULL || !impl->DoHandleKeyEvent(event) )
142 [super keyDown:event];
143 lastKeyDownEvent = nil;
144}
145
146- (void) keyUp:(NSEvent*) event
147{
148 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( (WXWidget) [self delegate] );
149 if ( impl == NULL || !impl->DoHandleKeyEvent(event) )
150 [super keyUp:event];
151}
152
153- (void) flagsChanged:(NSEvent*) event
154{
155 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( (WXWidget) [self delegate] );
156 if ( impl == NULL || !impl->DoHandleKeyEvent(event) )
157 [super flagsChanged:event];
158}
159
160- (BOOL) performKeyEquivalent:(NSEvent*) event
161{
162 BOOL retval = [super performKeyEquivalent:event];
163 return retval;
164}
165
166- (void) insertText:(id) str
167{
168 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( (WXWidget) [self delegate] );
169 if ( impl == NULL || lastKeyDownEvent==nil || !impl->DoHandleCharEvent(lastKeyDownEvent, str) )
170 {
171 [super insertText:str];
172 }
173}
174
175@end
176
177#endif
178
179
180@implementation wxUITextFieldDelegate
181
182- (BOOL)textFieldShouldReturn:(UITextField *)textField
183{
184 // the user pressed the "Done" button, so dismiss the keyboard
185 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( textField );
186 if ( impl )
187 {
188 wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
189 if ( wxpeer && wxpeer->GetWindowStyle() & wxTE_PROCESS_ENTER )
190 {
191 wxCommandEvent event(wxEVT_TEXT_ENTER, wxpeer->GetId());
192 event.SetEventObject( wxpeer );
193 event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
194 wxpeer->HandleWindowEvent( event );
195 }
196 }
197
198 [textField resignFirstResponder];
199 return YES;
200}
201
202/*
203- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField; // return NO to disallow editing.
204- (void)textFieldDidBeginEditing:(UITextField *)textField; // became first responder
205- (BOOL)textFieldShouldEndEditing:(UITextField *)textField; // return YES to allow editing to stop and to resign first responder status. NO to disallow the editing session to end
206- (void)textFieldDidEndEditing:(UITextField *)textField; // may be called if forced even if shouldEndEditing returns NO (e.g. view removed from window) or endEditing:YES called
207
208- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string; // return NO to not change text
209
210- (BOOL)textFieldShouldClear:(UITextField *)textField; // called when clear button pressed. return NO to ignore (no notifications)
211*/
212
213@end
214
215
216@implementation wxUITextField
217
218+ (void)initialize
219{
220 static BOOL initialized = NO;
221 if (!initialized)
222 {
223 initialized = YES;
224 wxOSXIPhoneClassAddWXMethods( self );
225 }
226}
227
228#if 0
229- (void)controlTextDidChange:(NSNotification *)aNotification
230{
231 wxUnusedVar(aNotification);
232 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( self );
233 if ( impl )
234 impl->controlTextDidChange();
235}
236#endif
237
238- (BOOL)textFieldShouldReturn:(UITextField *)textField
239{
240 wxUnusedVar(textField);
241
242
243 return NO;
244}
245
246- (void)controlTextDidEndEditing:(NSNotification *)aNotification
247{
248 wxUnusedVar(aNotification);
249 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( self );
250 if ( impl )
251 {
252 impl->DoNotifyFocusEvent( false, NULL );
253 }
254}
255@end
256
257#endif
258
259@interface wxUITextViewDelegate : NSObject<UITextViewDelegate>
260{
261}
262
263- (void)textViewDidChange:(UITextView *)textView;
264- (void)textViewDidBeginEditing:(UITextView *)textView;
265- (void)textViewDidEndEditing:(UITextView *)textView;
266- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text;
267
268@end
269
270@implementation wxUITextViewDelegate
271
272- (void)textViewDidChange:(UITextView *)textView
273{
274 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( textView );
275 if ( impl )
276 impl->controlTextDidChange();
277}
278
279- (void)textViewDidBeginEditing:(UITextView *)textView
280{
281 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( textView );
282 if ( impl )
283 impl->DoNotifyFocusEvent(true, NULL);
284}
285
286- (void)textViewDidEndEditing:(UITextView *)textView
287{
288 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( textView );
289 if ( impl )
290 impl->DoNotifyFocusEvent(false, NULL);
291}
292
293- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text
294{
295 wxWidgetIPhoneImpl* impl = (wxWidgetIPhoneImpl* ) wxWidgetImpl::FindFromWXWidget( textView );
296 if ( impl )
297 {
298 if ( !impl->GetWXPeer()->HasFlag(wxTE_MULTILINE) && [text isEqualToString:@"\n"])
299 {
300 [textView resignFirstResponder];
301 return NO;
302 }
303 }
304 return YES;
305}
306
307
308@end
309
310//
311// wxUITextViewControl
312//
313
314wxUITextViewControl::wxUITextViewControl( wxTextCtrl *wxPeer, UITextView* v) :
315 wxWidgetIPhoneImpl(wxPeer, v),
316 wxTextWidgetImpl(wxPeer)
317{
318 m_textView = v;
319 m_delegate= [[wxUITextViewDelegate alloc] init];
320
321 [m_textView setDelegate:m_delegate];
322}
323
324wxUITextViewControl::~wxUITextViewControl()
325{
326 if (m_textView)
327 {
328 [m_textView setDelegate: nil];
329 }
330 [m_delegate release];
331}
332
333bool wxUITextViewControl::CanFocus() const
334{
335 return true;
336}
337
338wxString wxUITextViewControl::GetStringValue() const
339{
340 if (m_textView)
341 {
342 wxString result = wxCFStringRef::AsString([m_textView text], m_wxPeer->GetFont().GetEncoding());
343 wxMacConvertNewlines13To10( &result ) ;
344 return result;
345 }
346 return wxEmptyString;
347}
348
349void wxUITextViewControl::SetStringValue( const wxString &str)
350{
351 wxString st = str;
352 wxMacConvertNewlines10To13( &st );
353 wxMacEditHelper helper(m_textView);
354
355 if (m_textView)
356 [m_textView setText: wxCFStringRef( st , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
357}
358
359void wxUITextViewControl::Copy()
360{
361 if (m_textView)
362 [m_textView copy:nil];
363
364}
365
366void wxUITextViewControl::Cut()
367{
368 if (m_textView)
369 [m_textView cut:nil];
370}
371
372void wxUITextViewControl::Paste()
373{
374 if (m_textView)
375 [m_textView paste:nil];
376}
377
378bool wxUITextViewControl::CanPaste() const
379{
380 return true;
381}
382
383void wxUITextViewControl::SetEditable(bool editable)
384{
385 if (m_textView)
386 [m_textView setEditable: editable];
387}
388
389void wxUITextViewControl::GetSelection( long* from, long* to) const
390{
391 if (m_textView)
392 {
393 NSRange range = [m_textView selectedRange];
394 *from = range.location;
395 *to = range.location + range.length;
396 }
397}
398
399void wxUITextViewControl::SetSelection( long from , long to )
400{
401 long textLength = [[m_textView text] length];
402 if ((from == -1) && (to == -1))
403 {
404 from = 0 ;
405 to = textLength ;
406 }
407 else
408 {
409 from = wxMin(textLength,wxMax(from,0)) ;
410 if ( to == -1 )
411 to = textLength;
412 else
413 to = wxMax(0,wxMin(textLength,to)) ;
414 }
415
416 NSRange selrange = NSMakeRange(from, to-from);
417 [m_textView setSelectedRange:selrange];
418 [m_textView scrollRangeToVisible:selrange];
419}
420
421void wxUITextViewControl::WriteText(const wxString& str)
422{
423 wxString st = str;
424 wxMacConvertNewlines10To13( &st );
425 wxMacEditHelper helper(m_textView);
426
427 wxCFStringRef insert( st , m_wxPeer->GetFont().GetEncoding() );
428 NSMutableString* subst = [NSMutableString stringWithString:[m_textView text]];
429 [subst replaceCharactersInRange:[m_textView selectedRange] withString:insert.AsNSString()];
430
431 [m_textView setText:subst];
432}
433
434void wxUITextViewControl::SetFont( const wxFont & font , const wxColour& WXUNUSED(foreground) , long WXUNUSED(windowStyle), bool WXUNUSED(ignoreBlack) )
435{
436 if ([m_textView respondsToSelector:@selector(setFont:)])
437 [m_textView setFont: font.OSXGetUIFont()];
438}
439
440bool wxUITextViewControl::GetStyle(long position, wxTextAttr& style)
441{
442 if (m_textView && position >=0)
443 {
444 // UIFont* font = NULL;
445 // NSColor* bgcolor = NULL;
446 // NSColor* fgcolor = NULL;
447 // NOTE: It appears that other platforms accept GetStyle with the position == length
448 // but that UITextStorage does not accept length as a valid position.
449 // Therefore we return the default control style in that case.
450 /*
451 if (position < [[m_textView string] length])
452 {
453 UITextStorage* storage = [m_textView textStorage];
454 font = [[storage attribute:NSFontAttributeName atIndex:position effectiveRange:NULL] autorelease];
455 bgcolor = [[storage attribute:NSBackgroundColorAttributeName atIndex:position effectiveRange:NULL] autorelease];
456 fgcolor = [[storage attribute:NSForegroundColorAttributeName atIndex:position effectiveRange:NULL] autorelease];
457 }
458 else
459 {
460 NSDictionary* attrs = [m_textView typingAttributes];
461 font = [[attrs objectForKey:NSFontAttributeName] autorelease];
462 bgcolor = [[attrs objectForKey:NSBackgroundColorAttributeName] autorelease];
463 fgcolor = [[attrs objectForKey:NSForegroundColorAttributeName] autorelease];
464 }
465 */
466 /*
467 if (font)
468 style.SetFont(wxFont(font));
469
470 if (bgcolor)
471 style.SetBackgroundColour(wxColour(bgcolor));
472
473 if (fgcolor)
474 style.SetTextColour(wxColour(fgcolor));
475 */
476 return true;
477 }
478
479 return false;
480}
481
482void wxUITextViewControl::SetStyle(long start,
483 long end,
484 const wxTextAttr& style)
485{
486 if (m_textView) {
487 NSRange range = NSMakeRange(start, end-start);
488 if (start == -1 && end == -1)
489 range = [m_textView selectedRange];
490/*
491 UITextStorage* storage = [m_textView textStorage];
492
493 wxFont font = style.GetFont();
494 if (style.HasFont() && font.IsOk())
495 [storage addAttribute:NSFontAttributeName value:font.OSXGetNSFont() range:range];
496
497 wxColour bgcolor = style.GetBackgroundColour();
498 if (style.HasBackgroundColour() && bgcolor.IsOk())
499 [storage addAttribute:NSBackgroundColorAttributeName value:bgcolor.OSXGetNSColor() range:range];
500
501 wxColour fgcolor = style.GetTextColour();
502 if (style.HasTextColour() && fgcolor.IsOk())
503 [storage addAttribute:NSForegroundColorAttributeName value:fgcolor.OSXGetNSColor() range:range];
504*/
505 }
506}
507
508void wxUITextViewControl::CheckSpelling(bool check)
509{
510}
511
512wxSize wxUITextViewControl::GetBestSize() const
513{
514 wxRect r;
515
516 GetBestRect(&r);
517
518 /*
519 if (m_textView && [m_textView layoutManager])
520 {
521 NSRect rect = [[m_textView layoutManager] usedRectForTextContainer: [m_textView textContainer]];
522 wxSize size = wxSize(rect.size.width, rect.size.height);
523 size.x += [m_textView textContainerInset].width;
524 size.y += [m_textView textContainerInset].height;
525 return size;
526 }
527 return wxSize(0,0);
528 */
529
530 wxSize sz = r.GetSize();
531 if ( sz.y < 31 )
532 sz.y = 31;
533
534 return sz;
535}
536
537#if wxOSX_IPHONE_USE_TEXTFIELD
538
539//
540// wxUITextFieldControl
541//
542
543wxUITextFieldControl::wxUITextFieldControl( wxTextCtrl *wxPeer, UITextField* w ) :
544 wxWidgetIPhoneImpl(wxPeer, w),
545 wxTextWidgetImpl(wxPeer)
546{
547 m_textField = w;
548 m_delegate = [[wxUITextFieldDelegate alloc] init];
549 [m_textField setDelegate: m_delegate];
550 m_selStart = m_selEnd = 0;
551}
552
553wxUITextFieldControl::~wxUITextFieldControl()
554{
555 if (m_textField)
556 [m_textField setDelegate: nil];
557 [m_delegate release];
558}
559
560wxString wxUITextFieldControl::GetStringValue() const
561{
562 return wxCFStringRef::AsString([m_textField text], m_wxPeer->GetFont().GetEncoding());
563}
564
565void wxUITextFieldControl::SetStringValue( const wxString &str)
566{
567// wxMacEditHelper helper(m_textField);
568 [m_textField setText: wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
569}
570
571wxSize wxUITextFieldControl::GetBestSize() const
572{
573 wxRect r;
574
575 GetBestRect(&r);
576 wxSize sz = r.GetSize();
577 if ( sz.y < 31 )
578 sz.y = 31;
579 return sz;
580}
581
582void wxUITextFieldControl::Copy()
583{
584 [m_textField copy:nil];
585}
586
587void wxUITextFieldControl::Cut()
588{
589 [m_textField cut:nil];
590}
591
592void wxUITextFieldControl::Paste()
593{
594 [m_textField paste:nil];
595}
596
597bool wxUITextFieldControl::CanPaste() const
598{
599 return true;
600}
601
602void wxUITextFieldControl::SetEditable(bool editable)
603{
604}
605
606void wxUITextFieldControl::GetSelection( long* from, long* to) const
607{
608 *from = m_selStart;
609 *to = m_selEnd;
610}
611
612void wxUITextFieldControl::SetSelection( long from , long to )
613{
614 long textLength = [[m_textField text] length];
615 if ((from == -1) && (to == -1))
616 {
617 from = 0 ;
618 to = textLength ;
619 }
620 else
621 {
622 from = wxMin(textLength,wxMax(from,0)) ;
623 if ( to == -1 )
624 to = textLength;
625 else
626 to = wxMax(0,wxMin(textLength,to)) ;
627 }
628
629 m_selStart = from;
630 m_selEnd = to;
631}
632
633void wxUITextFieldControl::WriteText(const wxString& str)
634{
635#if 0
636 NSEvent* formerEvent = m_lastKeyDownEvent;
637 UIText* editor = [m_textField currentEditor];
638 if ( editor )
639 {
640 wxMacEditHelper helper(m_textField);
641 [editor insertText:wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
642 }
643 else
644#endif
645 {
646 wxString val = GetStringValue() ;
647 long start , end ;
648 GetSelection( &start , &end ) ;
649 val.Remove( start , end - start ) ;
650 val.insert( start , str ) ;
651 SetStringValue( val ) ;
652 SetSelection( start + str.length() , start + str.length() ) ;
653 }
654#if 0
655 m_lastKeyDownEvent = formerEvent;
656#endif
657}
658
659void wxUITextFieldControl::controlAction(WXWidget WXUNUSED(slf),
660 void* WXUNUSED(_cmd), void *WXUNUSED(sender))
661{
662 wxWindow* wxpeer = (wxWindow*) GetWXPeer();
663 if ( wxpeer && (wxpeer->GetWindowStyle() & wxTE_PROCESS_ENTER) )
664 {
665 wxCommandEvent event(wxEVT_TEXT_ENTER, wxpeer->GetId());
666 event.SetEventObject( wxpeer );
667 event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
668 wxpeer->HandleWindowEvent( event );
669 }
670}
671
672bool wxUITextFieldControl::SetHint(const wxString& hint)
673{
674 wxCFStringRef hintstring(hint);
675 [m_textField setPlaceholder:hintstring.AsNSString()];
676 return true;
677}
678
679#endif
680
681//
682//
683//
684
685wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer,
686 wxWindowMac* WXUNUSED(parent),
687 wxWindowID WXUNUSED(id),
688 const wxString& str,
689 const wxPoint& pos,
690 const wxSize& size,
691 long style,
692 long WXUNUSED(extraStyle))
693{
694 CGRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
695 wxWidgetIPhoneImpl* c = NULL;
696 wxTextWidgetImpl* t = NULL;
697 id<UITextInputTraits> tv = nil;
698
699#if wxOSX_IPHONE_USE_TEXTFIELD
700 if ( style & wxTE_MULTILINE || style & wxTE_RICH || style & wxTE_RICH2 )
701#endif
702 {
703 UITextView * v = nil;
704 v = [[UITextView alloc] initWithFrame:r];
705 tv = v;
706
707 wxUITextViewControl* tc = new wxUITextViewControl( wxpeer, v );
708 c = tc;
709 t = tc;
710 }
711#if wxOSX_IPHONE_USE_TEXTFIELD
712 else
713 {
714 wxUITextField* v = [[wxUITextField alloc] initWithFrame:r];
715 tv = v;
716
717 v.textColor = [UIColor blackColor];
718 v.font = [UIFont systemFontOfSize:17.0];
719 v.backgroundColor = [UIColor whiteColor];
720
721 v.clearButtonMode = UITextFieldViewModeNever;
722
723 [v setBorderStyle:UITextBorderStyleBezel];
724 if ( style & wxNO_BORDER )
725 v.borderStyle = UITextBorderStyleNone;
726
727 wxUITextFieldControl* tc = new wxUITextFieldControl( wxpeer, v );
728 c = tc;
729 t = tc;
730 }
731#endif
732
733 if ( style & wxTE_PASSWORD )
734 [tv setSecureTextEntry:YES];
735
736 if ( !(style & wxTE_MULTILINE) )
737 {
738 [tv setAutocorrectionType:UITextAutocorrectionTypeNo];
739 [tv setReturnKeyType:UIReturnKeyDone];
740 }
741 [tv setKeyboardType:UIKeyboardTypeDefault];
742
743 t->SetStringValue(str);
744
745 return c;
746}
747
748
749#endif // wxUSE_TEXTCTRL