X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dc36b43adf22c24d5f30ad7b7021bf9da4ce0d81..64ea838d8f4d1853b7d850db93ee565e901d099a:/src/osx/cocoa/textctrl.mm diff --git a/src/osx/cocoa/textctrl.mm b/src/osx/cocoa/textctrl.mm index ad726edddf..b1364c509c 100644 --- a/src/osx/cocoa/textctrl.mm +++ b/src/osx/cocoa/textctrl.mm @@ -4,7 +4,7 @@ // Author: Stefan Csomor // Modified by: Ryan Norton (MLTE GetLineLength and GetLineText) // Created: 1998-01-01 -// RCS-ID: $Id: textctrl.cpp 54820 2008-07-29 20:04:11Z SC $ +// RCS-ID: $Id$ // Copyright: (c) Stefan Csomor // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -45,6 +45,7 @@ #include "wx/filefn.h" #include "wx/sysopt.h" #include "wx/thread.h" +#include "wx/textcompleter.h" #include "wx/osx/private.h" #include "wx/osx/cocoa/private/textimpl.h" @@ -52,18 +53,28 @@ @interface NSView(EditableView) - (BOOL)isEditable; - (void)setEditable:(BOOL)flag; +- (BOOL)isSelectable; +- (void)setSelectable:(BOOL)flag; @end +// An object of this class is created before the text is modified +// programmatically and destroyed as soon as this is done. It does several +// things, like ensuring that the control is editable to allow setting its text +// at all and eating any unwanted focus loss events from textDidEndEditing: +// which don't really correspond to focus change. class wxMacEditHelper { public : wxMacEditHelper( NSView* textView ) { + m_viewPreviouslyEdited = ms_viewCurrentlyEdited; + ms_viewCurrentlyEdited = m_textView = textView; - m_formerState = YES; + m_formerEditable = YES; if ( textView ) { - m_formerState = [textView isEditable]; + m_formerEditable = [textView isEditable]; + m_formerSelectable = [textView isSelectable]; [textView setEditable:YES]; } } @@ -71,14 +82,80 @@ public : ~wxMacEditHelper() { if ( m_textView ) - [m_textView setEditable:m_formerState]; + { + [m_textView setEditable:m_formerEditable]; + [m_textView setSelectable:m_formerSelectable]; + } + + ms_viewCurrentlyEdited = m_viewPreviouslyEdited; } + // Returns the last view we were instantiated for or NULL. + static NSView *GetCurrentlyEditedView() { return ms_viewCurrentlyEdited; } + protected : - BOOL m_formerState ; + BOOL m_formerEditable ; + BOOL m_formerSelectable; NSView* m_textView; + + // The original value of ms_viewCurrentlyEdited when this object was + // created. + NSView* m_viewPreviouslyEdited; + + static NSView* ms_viewCurrentlyEdited; } ; +NSView* wxMacEditHelper::ms_viewCurrentlyEdited = nil; + +// a minimal NSFormatter that just avoids getting too long entries +@interface wxMaximumLengthFormatter : NSFormatter +{ + int maxLength; +} + +@end + +@implementation wxMaximumLengthFormatter + +- (id)init +{ + self = [super init]; + maxLength = 0; + return self; +} + +- (void) setMaxLength:(int) maxlen +{ + maxLength = maxlen; +} + +- (NSString *)stringForObjectValue:(id)anObject +{ + if(![anObject isKindOfClass:[NSString class]]) + return nil; + return [NSString stringWithString:anObject]; +} + +- (BOOL)getObjectValue:(id *)obj forString:(NSString *)string errorDescription:(NSString **)error +{ + *obj = [NSString stringWithString:string]; + return YES; +} + +- (BOOL)isPartialStringValid:(NSString **)partialStringPtr proposedSelectedRange:(NSRangePointer)proposedSelRangePtr + originalString:(NSString *)origString originalSelectedRange:(NSRange)origSelRange errorDescription:(NSString **)error +{ + int len = [*partialStringPtr length]; + if ( maxLength > 0 && len > maxLength ) + { + // TODO wxEVT_COMMAND_TEXT_MAXLEN + return NO; + } + return YES; +} + +@end + @implementation wxNSSecureTextField + (void)initialize @@ -109,6 +186,39 @@ protected : } } +- (BOOL)control:(NSControl*)control textView:(NSTextView*)textView doCommandBySelector:(SEL)commandSelector +{ + wxUnusedVar(textView); + + BOOL handled = NO; + + wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( control ); + if ( impl ) + { + wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer(); + if ( wxpeer ) + { + if (commandSelector == @selector(insertNewline:)) + { + wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(wxpeer), wxTopLevelWindow); + if ( tlw && tlw->GetDefaultItem() ) + { + wxButton *def = wxDynamicCast(tlw->GetDefaultItem(), wxButton); + if ( def && def->IsEnabled() ) + { + wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() ); + event.SetEventObject(def); + def->Command(event); + handled = YES; + } + } + } + } + } + + return handled; +} + @end @interface wxNSTextScrollView : NSScrollView @@ -192,6 +302,44 @@ protected : impl->controlTextDidChange(); } +- (void) setEnabled:(BOOL) flag +{ + // from Technical Q&A QA1461 + if (flag) { + [self setTextColor: [NSColor controlTextColor]]; + + } else { + [self setTextColor: [NSColor disabledControlTextColor]]; + } + + [self setSelectable: flag]; + [self setEditable: flag]; +} + +- (BOOL) isEnabled +{ + return [self isEditable]; +} + +- (void)textDidEndEditing:(NSNotification *)aNotification +{ + wxUnusedVar(aNotification); + + if ( self == wxMacEditHelper::GetCurrentlyEditedView() ) + { + // This notification is generated as the result of calling our own + // wxTextCtrl method (e.g. WriteText()) and doesn't correspond to any + // real focus loss event so skip generating it. + return; + } + + wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self ); + if ( impl ) + { + impl->DoNotifyFocusEvent( false, NULL ); + } +} + @end @implementation wxNSTextField @@ -221,7 +369,12 @@ protected : - (void) setFieldEditor:(wxNSTextFieldEditor*) editor { - fieldEditor = editor; + if ( editor != fieldEditor ) + { + [editor retain]; + [fieldEditor release]; + fieldEditor = editor; + } } - (wxNSTextFieldEditor*) fieldEditor @@ -253,6 +406,93 @@ protected : impl->controlTextDidChange(); } +- (NSArray *)control:(NSControl *)control textView:(NSTextView *)textView completions:(NSArray *)words + forPartialWordRange:(NSRange)charRange indexOfSelectedItem:(NSInteger*)index +{ + NSMutableArray* matches = NULL; + + wxTextWidgetImpl* impl = (wxNSTextFieldControl * ) wxWidgetImpl::FindFromWXWidget( self ); + wxTextEntry * const entry = impl->GetTextEntry(); + wxTextCompleter * const completer = entry->OSXGetCompleter(); + if ( completer ) + { + const wxString prefix = entry->GetValue(); + if ( completer->Start(prefix) ) + { + const wxString + wordStart = wxCFStringRef::AsString( + [[textView string] substringWithRange:charRange] + ); + + matches = [NSMutableArray array]; + for ( ;; ) + { + const wxString s = completer->GetNext(); + if ( s.empty() ) + break; + + // Normally the completer should return only the strings + // starting with the prefix, but there could be exceptions + // and, for compatibility with MSW which simply ignores all + // entries that don't match the current text control contents, + // we ignore them as well. Besides, our own wxTextCompleterFixed + // doesn't respect this rule and, moreover, we need to extract + // just the rest of the string anyhow. + wxString completion; + if ( s.StartsWith(prefix, &completion) ) + { + // We discarded the entire prefix above but actually we + // should include the part of it that consists of the + // beginning of the current word, otherwise it would be + // lost when completion is accepted as OS X supposes that + // our matches do start with the "partial word range" + // passed to us. + const wxCFStringRef fullWord(wordStart + completion); + [matches addObject: fullWord.AsNSString()]; + } + } + } + } + + return matches; +} + +- (BOOL)control:(NSControl*)control textView:(NSTextView*)textView doCommandBySelector:(SEL)commandSelector +{ + wxUnusedVar(textView); + wxUnusedVar(control); + + BOOL handled = NO; + + // send back key events wx' common code knows how to handle + + wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self ); + if ( impl ) + { + wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer(); + if ( wxpeer ) + { + if (commandSelector == @selector(insertNewline:)) + { + [textView insertNewlineIgnoringFieldEditor:self]; + handled = YES; + } + else if ( commandSelector == @selector(insertTab:)) + { + [textView insertTabIgnoringFieldEditor:self]; + handled = YES; + } + else if ( commandSelector == @selector(insertBacktab:)) + { + [textView insertTabIgnoringFieldEditor:self]; + handled = YES; + } + } + } + + return handled; +} + - (void)controlTextDidEndEditing:(NSNotification *)aNotification { wxUnusedVar(aNotification); @@ -415,7 +655,7 @@ bool wxNSTextViewControl::GetStyle(long position, wxTextAttr& style) // NOTE: It appears that other platforms accept GetStyle with the position == length // but that NSTextStorage does not accept length as a valid position. // Therefore we return the default control style in that case. - if (position < [[m_textView string] length]) + if (position < (long) [[m_textView string] length]) { NSTextStorage* storage = [m_textView textStorage]; font = [[storage attribute:NSFontAttributeName atIndex:position effectiveRange:NULL] autorelease]; @@ -506,7 +746,7 @@ wxNSTextFieldControl::wxNSTextFieldControl(wxWindow *wxPeer, void wxNSTextFieldControl::Init(WXWidget w) { - NSTextField wxOSX_10_6_AND_LATER() *tf = (NSTextField*) w; + NSTextField wxOSX_10_6_AND_LATER() *tf = (NSTextField wxOSX_10_6_AND_LATER()*) w; m_textField = tf; [m_textField setDelegate: tf]; m_selStart = m_selEnd = 0; @@ -530,6 +770,13 @@ void wxNSTextFieldControl::SetStringValue( const wxString &str) [m_textField setStringValue: wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()]; } +void wxNSTextFieldControl::SetMaxLength(unsigned long len) +{ + wxMaximumLengthFormatter* formatter = [[[wxMaximumLengthFormatter alloc] init] autorelease]; + [formatter setMaxLength:len]; + [m_textField setFormatter:formatter]; +} + void wxNSTextFieldControl::Copy() { NSText* editor = [m_textField currentEditor]; @@ -620,7 +867,12 @@ void wxNSTextFieldControl::WriteText(const wxString& str) if ( editor ) { wxMacEditHelper helper(m_textField); + BOOL hasUndo = [editor respondsToSelector:@selector(setAllowsUndo:)]; + if ( hasUndo ) + [editor setAllowsUndo:NO]; [editor insertText:wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()]; + if ( hasUndo ) + [editor setAllowsUndo:YES]; } else { @@ -648,6 +900,13 @@ void wxNSTextFieldControl::controlAction(WXWidget WXUNUSED(slf), } } +bool wxNSTextFieldControl::SetHint(const wxString& hint) +{ + wxCFStringRef hintstring(hint); + [[m_textField cell] setPlaceholderString:hintstring.AsNSString()]; + return true; +} + // // // @@ -669,6 +928,7 @@ wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer, wxNSTextScrollView* v = nil; v = [[wxNSTextScrollView alloc] initWithFrame:r]; c = new wxNSTextViewControl( wxpeer, v ); + c->SetNeedsFocusRect( true ); } else { @@ -678,22 +938,38 @@ wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer, else v = [[wxNSTextField alloc] initWithFrame:r]; - if ( style & wxNO_BORDER ) + if ( style & wxTE_RIGHT) { - // FIXME: How can we remove the native control's border? - // setBordered is separate from the text ctrl's border. + [v setAlignment:NSRightTextAlignment]; } - + else if ( style & wxTE_CENTRE) + { + [v setAlignment:NSCenterTextAlignment]; + } + NSTextFieldCell* cell = [v cell]; [cell setScrollable:YES]; // TODO: Remove if we definitely are sure, it's not needed // as setting scrolling to yes, should turn off any wrapping // [cell setLineBreakMode:NSLineBreakByClipping]; - [v setBezeled:NO]; - [v setBordered:NO]; - c = new wxNSTextFieldControl( wxpeer, wxpeer, v ); + + if ( (style & wxNO_BORDER) || (style & wxSIMPLE_BORDER) ) + { + // under 10.7 the textcontrol can draw its own focus + // even if no border is shown, on previous systems + // we have to emulate this + [v setBezeled:NO]; + [v setBordered:NO]; + if ( UMAGetSystemVersion() < 0x1070 ) + c->SetNeedsFocusRect( true ); + } + else + { + // use native border + c->SetNeedsFrame(false); + } } return c;