adding note for correct wheel params

[wxWidgets.git] / src / osx / cocoa / textctrl.mm

diff --git a/src/osx/cocoa/textctrl.mm b/src/osx/cocoa/textctrl.mm
index 14bfab4447cc8ee365b228cf4033ce4bd93c2d76..c288d787039cd60fdaefa76c9fee0b52eb252048 100644 (file)
--- a/src/osx/cocoa/textctrl.mm
+++ b/src/osx/cocoa/textctrl.mm
@@ -59,7 +59,8 @@ class wxMacEditHelper
 public :
     wxMacEditHelper( NSView* textView )
     {
-        m_textView = textView ;
+        m_textView = textView;
+        m_formerState = YES;
         if ( textView )
         {
             m_formerState = [textView isEditable];
@@ -191,6 +192,21 @@ protected :
     }
 }
 
+- (void)textDidChange:(NSNotification *)aNotification
+{
+    wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( [aNotification object] );
+    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 );
+        }
+    }
+}
+
 @end
 
 @implementation wxNSTextField
@@ -318,7 +334,7 @@ wxNSTextViewControl::wxNSTextViewControl( wxTextCtrl *wxPeer, WXWidget w ) : wxW
 
     [m_scrollView setDocumentView: tv];
 
-    [tv setDelegate: w];
+    [tv setDelegate: tv];
 
     InstallEventHandler(tv);
 }
@@ -416,23 +432,108 @@ void wxNSTextViewControl::WriteText(const wxString& str)
     wxString st = str;
     wxMacConvertNewlines10To13( &st );
     wxMacEditHelper helper(m_textView);
-
+    NSEvent* formerEvent = m_lastKeyDownEvent;
+    m_lastKeyDownEvent = nil;
     [m_textView insertText:wxCFStringRef( st , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
+    m_lastKeyDownEvent = formerEvent;
 }
 
-void wxNSTextViewControl::SetFont( const wxFont & font , const wxColour& foreground , long windowStyle, bool ignoreBlack )
+void wxNSTextViewControl::SetFont( const wxFont & font , const wxColour& WXUNUSED(foreground) , long WXUNUSED(windowStyle), bool WXUNUSED(ignoreBlack) )
 {
     if ([m_textView respondsToSelector:@selector(setFont:)])
         [m_textView setFont: font.OSXGetNSFont()];
 }
 
+bool wxNSTextViewControl::GetStyle(long position, wxTextAttr& style)
+{
+    if (m_textView && position >=0)
+    {   
+        NSFont* font = NULL;
+        NSColor* bgcolor = NULL;
+        NSColor* fgcolor = NULL;
+        // 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]) 
+        {
+            NSTextStorage* storage = [m_textView textStorage];
+            font = [[storage attribute:NSFontAttributeName atIndex:position effectiveRange:NULL] autorelease];
+            bgcolor = [[storage attribute:NSBackgroundColorAttributeName atIndex:position effectiveRange:NULL] autorelease];
+            fgcolor = [[storage attribute:NSForegroundColorAttributeName atIndex:position effectiveRange:NULL] autorelease];
+        }
+        else
+        {
+            NSDictionary* attrs = [m_textView typingAttributes];
+            font = [[attrs objectForKey:NSFontAttributeName] autorelease];
+            bgcolor = [[attrs objectForKey:NSBackgroundColorAttributeName] autorelease];
+            fgcolor = [[attrs objectForKey:NSForegroundColorAttributeName] autorelease];
+        }
+        
+        if (font)
+            style.SetFont(wxFont(font));
+        
+        if (bgcolor)
+            style.SetBackgroundColour(wxColour(bgcolor));
+            
+        if (fgcolor)
+            style.SetTextColour(wxColour(fgcolor));
+        return true;
+    }
+
+    return false;
+}
+
+void wxNSTextViewControl::SetStyle(long start,
+                                long end,
+                                const wxTextAttr& style)
+{
+    if (m_textView) {
+        NSRange range = NSMakeRange(start, end-start);
+        if (start == -1 && end == -1)
+            range = [m_textView selectedRange];
+
+        NSTextStorage* storage = [m_textView textStorage];
+        
+        wxFont font = style.GetFont();
+        if (style.HasFont() && font.IsOk())
+            [storage addAttribute:NSFontAttributeName value:font.OSXGetNSFont() range:range];
+        
+        wxColour bgcolor = style.GetBackgroundColour();
+        if (style.HasBackgroundColour() && bgcolor.IsOk())
+            [storage addAttribute:NSBackgroundColorAttributeName value:bgcolor.OSXGetNSColor() range:range];
+        
+        wxColour fgcolor = style.GetTextColour();
+        if (style.HasTextColour() && fgcolor.IsOk())
+            [storage addAttribute:NSForegroundColorAttributeName value:fgcolor.OSXGetNSColor() range:range];
+    }
+}
+
+void wxNSTextViewControl::CheckSpelling(bool check)
+{
+    if (m_textView)
+        [m_textView setContinuousSpellCheckingEnabled: check];
+}
+
+wxSize wxNSTextViewControl::GetBestSize() const
+{
+    if (m_textView && [m_textView layoutManager])
+    {
+        NSRect rect = [[m_textView layoutManager] usedRectForTextContainer: [m_textView textContainer]];
+        wxSize size = wxSize(rect.size.width, rect.size.height);
+        size.x += [m_textView textContainerInset].width;
+        size.y += [m_textView textContainerInset].height;
+        return size;
+    }
+    return wxSize(0,0);
+}
 
 // wxNSTextFieldControl
 
-wxNSTextFieldControl::wxNSTextFieldControl( wxTextCtrl *wxPeer, WXWidget w ) : wxWidgetCocoaImpl(wxPeer, w)
+wxNSTextFieldControl::wxNSTextFieldControl( wxWindow *wxPeer, WXWidget w ) : wxWidgetCocoaImpl(wxPeer, w)
 {
-    m_textField = (NSTextField*) w;
-    [m_textField setDelegate: w];
+    NSTextField wxOSX_10_6_AND_LATER(<NSTextFieldDelegate>) *tf = (NSTextField*) w;
+    m_textField = tf;
+    [m_textField setDelegate: tf];
     m_selStart = m_selEnd = 0;
     m_hasEditor = [w isKindOfClass:[NSTextField class]];
 }
@@ -538,6 +639,8 @@ void wxNSTextFieldControl::SetSelection( long from , long to )
 
 void wxNSTextFieldControl::WriteText(const wxString& str)
 {
+    NSEvent* formerEvent = m_lastKeyDownEvent;
+    m_lastKeyDownEvent = nil;
     NSText* editor = [m_textField currentEditor];
     if ( editor )
     {
@@ -554,6 +657,7 @@ void wxNSTextFieldControl::WriteText(const wxString& str)
         SetStringValue( val ) ;
         SetSelection( start + str.length() , start + str.length() ) ;
     }
+    m_lastKeyDownEvent = formerEvent;
 }
 
 void wxNSTextFieldControl::controlAction(WXWidget WXUNUSED(slf),
@@ -576,7 +680,7 @@ void wxNSTextFieldControl::controlAction(WXWidget WXUNUSED(slf),
 wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer,
                                     wxWindowMac* WXUNUSED(parent),
                                     wxWindowID WXUNUSED(id),
-                                    const wxString& str,
+                                    const wxString& WXUNUSED(str),
                                     const wxPoint& pos,
                                     const wxSize& size,
                                     long style,
@@ -590,7 +694,6 @@ wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer,
         wxNSTextScrollView* v = nil;
         v = [[wxNSTextScrollView alloc] initWithFrame:r];
         c = new wxNSTextViewControl( wxpeer, v );
-        static_cast<wxNSTextViewControl*>(c)->SetStringValue(str);
     }
     else
     {
@@ -610,7 +713,6 @@ wxWidgetImplType* wxWidgetImpl::CreateTextControl( wxTextCtrl* wxpeer,
         [v setBordered:NO];
 
         c = new wxNSTextFieldControl( wxpeer, v );
-        static_cast<wxNSTextFieldControl*>(c)->SetStringValue(str);
     }
 
     return c;