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wxWidgets/src/osx/cocoa/textctrl.mm
Stefan Csomor 93b3e28a72 allowing font changes on multi-line textctrls, see #10801 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_9_0_BRANCH@60760 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2009-05-27 09:58:37 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Name: src/osx/cocoa/textctrl.mm
// Purpose: wxTextCtrl
// 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 $
// Copyright: (c) Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/wxprec.h"
#if wxUSE_TEXTCTRL
#include "wx/textctrl.h"
#ifndef WX_PRECOMP
#include "wx/intl.h"
#include "wx/app.h"
#include "wx/utils.h"
#include "wx/dc.h"
#include "wx/button.h"
#include "wx/menu.h"
#include "wx/settings.h"
#include "wx/msgdlg.h"
#include "wx/toplevel.h"
#endif
#ifdef __DARWIN__
#include <sys/types.h>
#include <sys/stat.h>
#else
#include <stat.h>
#endif
#if wxUSE_STD_IOSTREAM
#if wxUSE_IOSTREAMH
#include <fstream.h>
#else
#include <fstream>
#endif
#endif
#include "wx/filefn.h"
#include "wx/sysopt.h"
#include "wx/thread.h"
#include "wx/osx/private.h"
#include "wx/osx/cocoa/private/textimpl.h"
@interface NSView(EditableView)
- (BOOL)isEditable;
- (void)setEditable:(BOOL)flag;
@end
class wxMacEditHelper
{
public :
wxMacEditHelper( NSView* textView )
{
m_textView = textView ;
if ( textView )
{
m_formerState = [textView isEditable];
[textView setEditable:YES];
}
}
~wxMacEditHelper()
{
if ( m_textView )
[m_textView setEditable:m_formerState];
}
protected :
BOOL m_formerState ;
NSView* m_textView;
} ;
@interface wxNSSecureTextField : NSSecureTextField
{
}
@end
@implementation wxNSSecureTextField
+ (void)initialize
{
static BOOL initialized = NO;
if (!initialized)
{
initialized = YES;
wxOSXCocoaClassAddWXMethods( self );
}
}
- (void)controlTextDidChange:(NSNotification *)aNotification
{
wxUnusedVar(aNotification);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
if ( wxpeer ) {
wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, wxpeer->GetId());
event.SetEventObject( wxpeer );
event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
wxpeer->HandleWindowEvent( event );
}
}
}
- (void)controlTextDidEndEditing:(NSNotification *)aNotification
{
wxUnusedVar(aNotification);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
impl->DoNotifyFocusEvent( false, NULL );
}
}
@end
@interface wxNSTextScrollView : NSScrollView
{
}
@end
@interface wxNSTextView : NSTextView
{
wxNSTextScrollView* scrollView;
}
- (void)setScrollView: (wxNSTextScrollView *) sv;
- (wxNSTextScrollView*) scrollView;
@end
@implementation wxNSTextScrollView
+ (void)initialize
{
static BOOL initialized = NO;
if (!initialized)
{
initialized = YES;
wxOSXCocoaClassAddWXMethods( self );
}
}
- (void)textDidChange:(NSNotification *)aNotification
{
wxUnusedVar(aNotification);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
if ( wxpeer ) {
wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, wxpeer->GetId());
event.SetEventObject( wxpeer );
event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
wxpeer->HandleWindowEvent( event );
}
}
}
- (BOOL)textView:(NSTextView *)aTextView doCommandBySelector:(SEL)commandSelector
{
wxUnusedVar(aTextView);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
if (commandSelector == @selector(insertNewline:))
{
if ( wxpeer && wxpeer->GetWindowStyle() & wxTE_PROCESS_ENTER )
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, wxpeer->GetId());
event.SetEventObject( wxpeer );
event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
wxpeer->HandleWindowEvent( event );
}
}
}
return NO;
}
- (void)textDidEndEditing:(NSNotification *)aNotification
{
wxUnusedVar(aNotification);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
impl->DoNotifyFocusEvent( false, NULL );
}
}
@end
@implementation wxNSTextView
- (BOOL) becomeFirstResponder
{
BOOL val = [super becomeFirstResponder];
if ( val )
{
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( scrollView );
if (impl )
impl->DoNotifyFocusEvent( true, NULL );
}
return val;
}
- (void)setScrollView: (wxNSTextScrollView *) sv
{
scrollView = sv;
}
- (wxNSTextScrollView*) scrollView
{
return scrollView;
}
@end
@implementation wxNSTextField
+ (void)initialize
{
static BOOL initialized = NO;
if (!initialized)
{
initialized = YES;
wxOSXCocoaClassAddWXMethods( self );
}
}
- (void) setEnabled:(BOOL) flag
{
[super setEnabled: flag];
if (![self drawsBackground]) {
// Static text is drawn incorrectly when disabled.
// For an explanation, see
// http://www.cocoabuilder.com/archive/message/cocoa/2006/7/21/168028
if (flag) {
[self setTextColor: [NSColor controlTextColor]];
} else {
[self setTextColor: [NSColor secondarySelectedControlColor]];
}
}
}
- (void)controlTextDidChange:(NSNotification *)aNotification
{
wxUnusedVar(aNotification);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
if ( wxpeer ) {
wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, wxpeer->GetId());
event.SetEventObject( wxpeer );
event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
wxpeer->HandleWindowEvent( event );
}
}
}
typedef BOOL (*wxOSX_insertNewlineHandlerPtr)(NSView* self, SEL _cmd, NSControl *control, NSTextView* textView, SEL commandSelector);
- (BOOL)control:(NSControl*)control textView:(NSTextView*)textView doCommandBySelector:(SEL)commandSelector
{
wxUnusedVar(textView);
wxUnusedVar(control);
if (commandSelector == @selector(insertNewline:))
{
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
if ( wxpeer && wxpeer->GetWindowStyle() & wxTE_PROCESS_ENTER )
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, wxpeer->GetId());
event.SetEventObject( wxpeer );
event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
wxpeer->HandleWindowEvent( event );
}
}
}
return NO;
}
- (void)controlTextDidEndEditing:(NSNotification *)aNotification
{
wxUnusedVar(aNotification);
wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( self );
if ( impl )
{
impl->DoNotifyFocusEvent( false, NULL );
}
}
@end
// wxNSTextViewControl
wxNSTextViewControl::wxNSTextViewControl( wxTextCtrl *wxPeer, WXWidget w ) : wxWidgetCocoaImpl(wxPeer, w)
{
wxNSTextScrollView* sv = (wxNSTextScrollView*) w;
m_scrollView = sv;
[m_scrollView setHasVerticalScroller:YES];
[m_scrollView setHasHorizontalScroller:NO];
[m_scrollView setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
NSSize contentSize = [m_scrollView contentSize];
wxNSTextView* tv = [[wxNSTextView alloc] initWithFrame: NSMakeRect(0, 0,
contentSize.width, contentSize.height)];
m_textView = tv;
[tv setVerticallyResizable:YES];
[tv setHorizontallyResizable:NO];
[tv setAutoresizingMask:NSViewWidthSizable];
[m_scrollView setDocumentView: tv];
[tv setDelegate: w];
[tv setScrollView:sv];
}
wxNSTextViewControl::~wxNSTextViewControl()
{
if (m_textView)
[m_textView setDelegate: nil];
}
wxString wxNSTextViewControl::GetStringValue() const
{
if (m_textView)
{
wxCFStringRef cf( (CFStringRef) [[m_textView string] retain] );
wxString result = cf.AsString(m_wxPeer->GetFont().GetEncoding());
wxMacConvertNewlines13To10( &result ) ;
return result;
}
return wxEmptyString;
}
void wxNSTextViewControl::SetStringValue( const wxString &str)
{
wxString st = str;
wxMacConvertNewlines10To13( &st );
wxMacEditHelper helper(m_textView);
if (m_textView)
[m_textView setString: wxCFStringRef( st , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
}
void wxNSTextViewControl::Copy()
{
if (m_textView)
[m_textView copy:nil];
}
void wxNSTextViewControl::Cut()
{
if (m_textView)
[m_textView cut:nil];
}
void wxNSTextViewControl::Paste()
{
if (m_textView)
[m_textView paste:nil];
}
bool wxNSTextViewControl::CanPaste() const
{
return true;
}
void wxNSTextViewControl::SetEditable(bool editable)
{
if (m_textView)
[m_textView setEditable: editable];
}
void wxNSTextViewControl::GetSelection( long* from, long* to) const
{
if (m_textView)
{
NSRange range = [m_textView selectedRange];
*from = range.location;
*to = range.location + range.length;
}
}
void wxNSTextViewControl::SetSelection( long from , long to )
{
long textLength = [[m_textView string] length];
if ((from == -1) && (to == -1))
{
from = 0 ;
to = textLength ;
}
else
{
from = wxMin(textLength,wxMax(from,0)) ;
if ( to == -1 )
to = textLength;
else
to = wxMax(0,wxMin(textLength,to)) ;
}
NSRange selrange = NSMakeRange(from, to-from);
[m_textView setSelectedRange:selrange];
[m_textView scrollRangeToVisible:selrange];
}
void wxNSTextViewControl::WriteText(const wxString& str)
{
wxString st = str;
wxMacConvertNewlines10To13( &st );
wxMacEditHelper helper(m_textView);
[m_textView insertText:wxCFStringRef( st , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
}
void wxNSTextViewControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack )
{
if ([m_textView respondsToSelector:@selector(setFont:)])
[m_textView setFont: font.OSXGetNSFont()];
}
// wxNSTextFieldControl
wxNSTextFieldControl::wxNSTextFieldControl( wxTextCtrl *wxPeer, WXWidget w ) : wxWidgetCocoaImpl(wxPeer, w)
{
m_textField = (NSTextField*) w;
[m_textField setDelegate: w];
m_selStart = m_selEnd = 0;
}
wxNSTextFieldControl::~wxNSTextFieldControl()
{
if (m_textField)
[m_textField setDelegate: nil];
}
wxString wxNSTextFieldControl::GetStringValue() const
{
wxCFStringRef cf( (CFStringRef) [[m_textField stringValue] retain] );
return cf.AsString(m_wxPeer->GetFont().GetEncoding());
}
void wxNSTextFieldControl::SetStringValue( const wxString &str)
{
wxMacEditHelper helper(m_textField);
[m_textField setStringValue: wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
}
void wxNSTextFieldControl::Copy()
{
NSText* editor = [m_textField currentEditor];
if ( editor )
{
[editor copy:nil];
}
}
void wxNSTextFieldControl::Cut()
{
NSText* editor = [m_textField currentEditor];
if ( editor )
{
[editor cut:nil];
}
}
void wxNSTextFieldControl::Paste()
{
NSText* editor = [m_textField currentEditor];
if ( editor )
{
[editor paste:nil];
}
}
bool wxNSTextFieldControl::CanPaste() const
{
return true;
}
void wxNSTextFieldControl::SetEditable(bool editable)
{
[m_textField setEditable:editable];
}
void wxNSTextFieldControl::GetSelection( long* from, long* to) const
{
NSText* editor = [m_textField currentEditor];
if ( editor )
{
NSRange range = [editor selectedRange];
*from = range.location;
*to = range.location + range.length;
}
else
{
*from = m_selStart;
*to = m_selEnd;
}
}
void wxNSTextFieldControl::SetSelection( long from , long to )
{
long textLength = [[m_textField stringValue] length];
if ((from == -1) && (to == -1))
{
from = 0 ;
to = textLength ;
}
else
{
from = wxMin(textLength,wxMax(from,0)) ;
if ( to == -1 )
to = textLength;
else
to = wxMax(0,wxMin(textLength,to)) ;
}
NSText* editor = [m_textField currentEditor];
if ( editor )
{
[editor setSelectedRange:NSMakeRange(from, to-from)];
}
else
{
m_selStart = from;
m_selEnd = to;
}
}
void wxNSTextFieldControl::WriteText(const wxString& str)
{
NSText* editor = [m_textField currentEditor];
if ( editor )
{
wxMacEditHelper helper(m_textField);
[editor insertText:wxCFStringRef( str , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
}
else
{
wxString val = GetStringValue() ;
long start , end ;
GetSelection( &start , &end ) ;
val.Remove( start , end - start ) ;
val.insert( start , str ) ;
SetStringValue( val ) ;
SetSelection( start + str.length() , start + str.length() ) ;
}
}
void wxNSTextFieldControl::controlAction(WXWidget WXUNUSED(slf),
void* WXUNUSED(_cmd), void *WXUNUSED(sender))
{
wxWindow* wxpeer = (wxWindow*) GetWXPeer();
if ( wxpeer && (wxpeer->GetWindowStyle() & wxTE_PROCESS_ENTER) )
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, wxpeer->GetId());
event.SetEventObject( wxpeer );
event.SetString( static_cast<wxTextCtrl*>(wxpeer)->GetValue() );
wxpeer->HandleWindowEvent( event );
}
}
//
//
//
wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer,
wxWindowMac* WXUNUSED(parent),
wxWindowID WXUNUSED(id),
const wxString& str,
const wxPoint& pos,
const wxSize& size,
long style,
long WXUNUSED(extraStyle))
{
NSRect r = wxOSXGetFrameForControl( wxpeer, pos , size ) ;
wxWidgetCocoaImpl* c = NULL;
if ( style & wxTE_MULTILINE || style & wxTE_RICH || style & wxTE_RICH2 )
{
wxNSTextScrollView* v = nil;
v = [[wxNSTextScrollView alloc] initWithFrame:r];
c = new wxNSTextViewControl( wxpeer, v );
static_cast<wxNSTextViewControl*>(c)->SetStringValue(str);
}
else
{
NSTextField* v = nil;
if ( style & wxTE_PASSWORD )
v = [[wxNSSecureTextField alloc] initWithFrame:r];
else
v = [[wxNSTextField alloc] initWithFrame:r];
if ( style & wxNO_BORDER )
{
// FIXME: How can we remove the native control's border?
// setBordered is separate from the text ctrl's border.
}
[v setBezeled:NO];
[v setBordered:NO];
c = new wxNSTextFieldControl( wxpeer, v );
static_cast<wxNSTextFieldControl*>(c)->SetStringValue(str);
}
return c;
}
#endif // wxUSE_TEXTCTRL
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