Override CanFocus because the wxWindow level test will check if the NSTextView's...

[wxWidgets.git] / src / osx / carbon / utilscocoa.mm

diff --git a/src/osx/carbon/utilscocoa.mm b/src/osx/carbon/utilscocoa.mm
index 4fdf07c2407d372698e3c42e16fb11d1caeaef75..7604f0f277e4d067a0de4034120c7b27fcb92246 100644 (file)
--- a/src/osx/carbon/utilscocoa.mm
+++ b/src/osx/carbon/utilscocoa.mm
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        src/mac/carbon/utils.mm
+// Name:        src/osx/carbon/utils.mm

 // Purpose:     various cocoa mixin utility functions
 // Author:      Stefan Csomor
 // Modified by:
 // Purpose:     various cocoa mixin utility functions
 // Author:      Stefan Csomor
 // Modified by:


@@ -21,6 +21,8 @@
 #include "wx/osx/private.h"
 #endif
 
 #include "wx/osx/private.h"
 #endif
 

+#include "wx/fontutil.h"
+

 #ifdef __WXMAC__
 
 #if wxOSX_USE_CARBON
 #ifdef __WXMAC__
 
 #if wxOSX_USE_CARBON


@@ -44,15 +46,35 @@ wxMacAutoreleasePool::~wxMacAutoreleasePool()
 
 #endif
 
 
 #endif
 

-#if defined( __WXCOCOCA__ ) || wxOSX_USE_COCOA
+#if wxOSX_USE_COCOA

 
 

-CGContextRef wxMacGetContextFromCurrentNSContext()
+CGContextRef wxOSXGetContextFromCurrentContext()

 {
     CGContextRef context = (CGContextRef)[[NSGraphicsContext currentContext]
                                           graphicsPort];
     return context;
 }
 
 {
     CGContextRef context = (CGContextRef)[[NSGraphicsContext currentContext]
                                           graphicsPort];
     return context;
 }
 

+bool wxOSXLockFocus( WXWidget view)
+{
+    return [view lockFocusIfCanDraw];
+}
+
+void wxOSXUnlockFocus( WXWidget view)
+{
+    [view unlockFocus];
+}
+
+#endif
+
+#if wxOSX_USE_IPHONE
+
+CGContextRef wxOSXGetContextFromCurrentContext()
+{
+    CGContextRef context = UIGraphicsGetCurrentContext();
+    return context;
+}
+

 #endif
 
 // ----------------------------------------------------------------------------
 #endif
 
 // ----------------------------------------------------------------------------


@@ -69,38 +91,259 @@ void wxMacCocoaAutorelease( void* obj )
     [(NSObject*)obj autorelease];
 }
 
     [(NSObject*)obj autorelease];
 }
 

-void wxMacCocoaRetain( void* obj )
+void* wxMacCocoaRetain( void* obj )

 {
     [(NSObject*)obj retain];
 {
     [(NSObject*)obj retain];

+    return obj;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// NSFont Utils
+// ----------------------------------------------------------------------------
+

 #if wxOSX_USE_COCOA
 #if wxOSX_USE_COCOA

+wxFont::wxFont(WX_NSFont nsfont)
+{
+    [nsfont retain];
+    wxNativeFontInfo info;
+    SetNativeInfoFromNSFont(nsfont, &info);
+    Create(info);
+}
+
+void wxFont::SetNativeInfoFromNSFont(WX_NSFont nsfont, wxNativeFontInfo* info)
+{   
+    NSFontDescriptor*desc = [[nsfont fontDescriptor] retain];
+    if ( info->m_faceName.empty())
+    {
+        wxFontStyle fontstyle = wxFONTSTYLE_NORMAL;
+        wxFontWeight fontweight = wxFONTWEIGHT_NORMAL;
+        bool underlined = false;
+
+        int size = (int) ([desc pointSize]+0.5);
+        NSFontSymbolicTraits traits = [desc symbolicTraits];

 
 

+        if ( traits & NSFontBoldTrait )
+            fontweight = wxFONTWEIGHT_BOLD ;
+        else
+            fontweight = wxFONTWEIGHT_NORMAL ;
+        if ( traits & NSFontItalicTrait )
+            fontstyle = wxFONTSTYLE_ITALIC ;
+
+        wxCFStringRef fontname( [desc postscriptName] );
+        info->Init(size,wxFONTFAMILY_DEFAULT,fontstyle,fontweight,underlined,
+            fontname.AsString(), wxFONTENCODING_DEFAULT);
+
+    }
+    info->m_nsFontDescriptor = desc;
+}
+
+WX_NSFont wxFont::OSXCreateNSFont(wxOSXSystemFont font, wxNativeFontInfo* info)
+{
+    NSFont* nsfont = nil;
+    switch( font )
+    {
+        case wxOSX_SYSTEM_FONT_NORMAL:
+            nsfont = [NSFont systemFontOfSize:[NSFont systemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_BOLD:
+            nsfont = [NSFont boldSystemFontOfSize:[NSFont systemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_SMALL:
+            nsfont = [NSFont systemFontOfSize:[NSFont smallSystemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_SMALL_BOLD:
+            nsfont = [NSFont boldSystemFontOfSize:[NSFont smallSystemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_MINI:
+            nsfont = [NSFont systemFontOfSize:
+                [NSFont systemFontSizeForControlSize:NSMiniControlSize]];
+            break;
+       case wxOSX_SYSTEM_FONT_MINI_BOLD:
+            nsfont = [NSFont boldSystemFontOfSize:
+                [NSFont systemFontSizeForControlSize:NSMiniControlSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_LABELS:
+            nsfont = [NSFont labelFontOfSize:[NSFont labelFontSize]];
+            break;
+       case wxOSX_SYSTEM_FONT_VIEWS:
+            nsfont = [NSFont controlContentFontOfSize:0];
+            break;
+        default:
+            break;
+    }
+    [nsfont retain];
+    SetNativeInfoFromNSFont(nsfont, info);
+    return nsfont;
+}
+
+void wxNativeFontInfo::OSXValidateNSFontDescriptor()
+{
+    NSFontDescriptor* desc  = nil;
+    NSFontSymbolicTraits traits = 0;
+    float weight = 0;
+
+    if (m_weight == wxFONTWEIGHT_BOLD)
+    {
+        traits |= NSFontBoldTrait;
+        weight = 1.0;
+    }
+    else if (m_weight == wxFONTWEIGHT_LIGHT)
+        weight = -1;
+
+    if (m_style == wxFONTSTYLE_ITALIC || m_style == wxFONTSTYLE_SLANT)
+        traits |= NSFontItalicTrait;
+
+    desc = [NSFontDescriptor fontDescriptorWithFontAttributes:
+        [[NSDictionary alloc] initWithObjectsAndKeys:
+            wxCFStringRef(m_faceName).AsNSString(), NSFontFamilyAttribute,
+            [NSNumber numberWithFloat:m_pointSize], NSFontSizeAttribute,
+            [NSNumber numberWithUnsignedInt:traits], NSFontSymbolicTrait,
+            [NSNumber numberWithFloat:weight],NSFontWeightTrait,
+            nil]];
+
+    wxMacCocoaRetain(desc);
+    m_nsFontDescriptor = desc;
+}
+
+WX_NSFont wxFont::OSXCreateNSFont(const wxNativeFontInfo* info)
+{
+    NSFont* nsFont;
+    nsFont = [NSFont fontWithDescriptor:info->m_nsFontDescriptor size:info->m_pointSize];
+    wxMacCocoaRetain(nsFont);
+    return nsFont;
+}
+
+#endif
+
+#if wxOSX_USE_IPHONE
+
+WX_UIFont wxFont::OSXCreateUIFont(wxOSXSystemFont font, wxNativeFontInfo* info)
+{
+    UIFont* uifont;
+    switch( font )
+    {
+        case wxOSX_SYSTEM_FONT_NORMAL:
+            uifont = [UIFont systemFontOfSize:[UIFont systemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_BOLD:
+            uifont = [UIFont boldSystemFontOfSize:[UIFont systemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_MINI:
+        case wxOSX_SYSTEM_FONT_SMALL:
+            uifont = [UIFont systemFontOfSize:[UIFont smallSystemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_MINI_BOLD:
+        case wxOSX_SYSTEM_FONT_SMALL_BOLD:
+            uifont = [UIFont boldSystemFontOfSize:[UIFont smallSystemFontSize]];
+            break;
+        case wxOSX_SYSTEM_FONT_VIEWS:
+        case wxOSX_SYSTEM_FONT_LABELS:
+            uifont = [UIFont systemFontOfSize:[UIFont labelFontSize]];
+            break;
+        default:
+            break;
+    }
+    [uifont retain];
+    if ( info->m_faceName.empty())
+    {
+        wxFontStyle fontstyle = wxFONTSTYLE_NORMAL;
+        wxFontWeight fontweight = wxFONTWEIGHT_NORMAL;
+        bool underlined = false;
+
+        int size = (int) ([uifont pointSize]+0.5);
+        /*
+        NSFontSymbolicTraits traits = [desc symbolicTraits];
+
+        if ( traits & NSFontBoldTrait )
+            fontweight = wxFONTWEIGHT_BOLD ;
+        else
+            fontweight = wxFONTWEIGHT_NORMAL ;
+        if ( traits & NSFontItalicTrait )
+            fontstyle = wxFONTSTYLE_ITALIC ;
+        */
+        wxCFStringRef fontname( wxCFRetain([uifont familyName]) );
+        info->Init(size,wxFONTFAMILY_DEFAULT,fontstyle,fontweight,underlined,
+            fontname.AsString(), wxFONTENCODING_DEFAULT);
+
+    }
+    return uifont;
+}
+
+WX_UIFont wxFont::OSXCreateUIFont(const wxNativeFontInfo* info)
+{
+    UIFont* uiFont;
+    uiFont = [UIFont fontWithName:wxCFStringRef(info->m_faceName).AsNSString() size:info->m_pointSize];
+    wxMacCocoaRetain(uiFont);
+    return uiFont;
+}
+
+#endif

 // ----------------------------------------------------------------------------
 // NSImage Utils
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // NSImage Utils
 // ----------------------------------------------------------------------------
 

+#if wxOSX_USE_IPHONE
+
+WX_UIImage  wxOSXCreateUIImageFromCGImage( CGImageRef image )
+{
+    UIImage  *newImage = [UIImage imageWithCGImage:image];
+    [newImage autorelease];
+    return( newImage );
+}
+
+#endif
+
+#if wxOSX_USE_COCOA
+

 //  From "Cocoa Drawing Guide:Working with Images"
 //  From "Cocoa Drawing Guide:Working with Images"

-WX_NSImage  CreateNSImageFromCGImage( CGImageRef image )
+WX_NSImage  wxOSXCreateNSImageFromCGImage( CGImageRef image )

 {
     NSRect      imageRect    = NSMakeRect(0.0, 0.0, 0.0, 0.0);
 {
     NSRect      imageRect    = NSMakeRect(0.0, 0.0, 0.0, 0.0);

-    
+

     // Get the image dimensions.
     imageRect.size.height = CGImageGetHeight(image);
     imageRect.size.width = CGImageGetWidth(image);
     // Get the image dimensions.
     imageRect.size.height = CGImageGetHeight(image);
     imageRect.size.width = CGImageGetWidth(image);

-    
+

     // Create a new image to receive the Quartz image data.
     // Create a new image to receive the Quartz image data.

-    NSImage  *newImage = [[NSImage alloc] initWithSize:imageRect.size]; 
+    NSImage  *newImage = [[NSImage alloc] initWithSize:imageRect.size];

     [newImage lockFocus];
     [newImage lockFocus];

-    
+

     // Get the Quartz context and draw.
     CGContextRef  imageContext = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
     CGContextDrawImage( imageContext, *(CGRect*)&imageRect, image );
     [newImage unlockFocus];
     // Get the Quartz context and draw.
     CGContextRef  imageContext = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
     CGContextDrawImage( imageContext, *(CGRect*)&imageRect, image );
     [newImage unlockFocus];

-    
+
+    /*
+        // Create a bitmap rep from the image...
+        NSBitmapImageRep *bitmapRep = [[NSBitmapImageRep alloc] initWithCGImage:cgImage];
+        // Create an NSImage and add the bitmap rep to it...
+        NSImage *image = [[NSImage alloc] init];
+        [image addRepresentation:bitmapRep];
+        [bitmapRep release];
+    */
+    [newImage autorelease];

     return( newImage );
 }
 
     return( newImage );
 }
 

+CGImageRef wxOSXCreateCGImageFromNSImage( WX_NSImage nsimage )
+{
+    // based on http://www.mail-archive.com/cocoa-dev@lists.apple.com/msg18065.html
+    
+    NSSize imageSize = [nsimage size];
+    CGColorSpaceRef genericRGB = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB); 
+    CGContextRef context = CGBitmapContextCreate(NULL, imageSize.width, imageSize.height, 8, 0, genericRGB, kCGImageAlphaPremultipliedFirst); 
+    NSGraphicsContext *nsGraphicsContext = [NSGraphicsContext graphicsContextWithGraphicsPort:context flipped:NO];
+    [NSGraphicsContext saveGraphicsState];
+    [NSGraphicsContext setCurrentContext:nsGraphicsContext];
+    [[NSColor whiteColor] setFill];
+    NSRectFill(NSMakeRect(0.0, 0.0, imageSize.width, imageSize.height));
+    [nsimage drawAtPoint:NSZeroPoint fromRect:NSZeroRect operation:NSCompositeCopy fraction:1.0];
+    [NSGraphicsContext setCurrentContext:nsGraphicsContext];
+    CGImageRef image = CGBitmapContextCreateImage(context);
+    CFRelease(context);
+    return image;
+ }
+

 // ----------------------------------------------------------------------------
 // NSCursor Utils
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // NSCursor Utils
 // ----------------------------------------------------------------------------


@@ -117,40 +360,49 @@ static NSCursor* wxGetStockCursor( short sIndex )
 
     //NSCursor takes an NSImage takes a number of Representations - here
     //we need only one for the raw data
 
     //NSCursor takes an NSImage takes a number of Representations - here
     //we need only one for the raw data

-    NSBitmapImageRep *theRep =
-    [[NSBitmapImageRep alloc]
-      initWithBitmapDataPlanes:nil  // Allocate the buffer for us :)
-      pixelsWide:16
-      pixelsHigh:16
-      bitsPerSample:1
-      samplesPerPixel:2
-      hasAlpha:YES                  // Well, more like a mask...
-      isPlanar:NO
-      colorSpaceName:NSCalibratedWhiteColorSpace // Normal B/W - 0 black 1 white
-      bytesPerRow:0     // I don't care - figure it out for me :)
-      bitsPerPixel:2];  // bitsPerSample * samplesPerPixel
-
-    //unsigned int is better to put data in then a void*
-    //note that working with bitfields would be a lot better here -
-    //but since it breaks some compilers...
-    wxUint32 *data = (wxUint32 *)[theRep bitmapData];
-
-    //traverse through the bitmap data
-    for (int i = 0; i < 16; ++i)
+    NSBitmapImageRep *theRep = [[NSBitmapImageRep alloc]
+        initWithBitmapDataPlanes: NULL  // Tell Cocoa to allocate the planes for us.
+        pixelsWide: 16      // All classic cursors are 16x16
+        pixelsHigh: 16
+        bitsPerSample: 1    // All classic cursors are bitmaps with bitmasks
+        samplesPerPixel: 2  // Sample 0:image 1:mask
+        hasAlpha: YES       // Identify last sample as a mask
+        isPlanar: YES       // Use a separate array for each sample
+        colorSpaceName: NSCalibratedWhiteColorSpace // 0.0=black 1.0=white
+        bytesPerRow: 2      // Rows in each plane are on 2-byte boundaries (no pad)
+        bitsPerPixel: 1];   // same as bitsPerSample since data is planar
+
+    // Ensure that Cocoa allocated 2 and only 2 of the 5 possible planes
+    unsigned char *planes[5];
+    [theRep getBitmapDataPlanes:planes];
+    wxASSERT(planes[0] != NULL);
+    wxASSERT(planes[1] != NULL);
+    wxASSERT(planes[2] == NULL);
+    wxASSERT(planes[3] == NULL);
+    wxASSERT(planes[4] == NULL);
+
+    // NOTE1: The Cursor's bits field is white=0 black=1.. thus the bitwise-not
+    // Why not use NSCalibratedBlackColorSpace?  Because that reverses the
+    // sense of the alpha (mask) plane.
+    // NOTE2: The mask data is 0=off 1=on
+    // NOTE3: Cocoa asks for "premultiplied" color planes.  Since we have a
+    // 1-bit color plane and a 1-bit alpha plane we can just do a bitwise-and
+    // on the two.  The original cursor bitmaps have 0 (white actually) for
+    // any masked-off pixels.  Therefore every masked-off pixel would be wrong
+    // since we bit-flip all of the picture bits.  In practice, Cocoa doesn't
+    // seem to care, but we are following the documentation.
+
+    // Fill in the color (black/white) plane
+    for(int i=0; i<16; ++i)

     {
     {

-        //bit alpha bit alpha ... :D
-
-        //Notice the = instead of |= -
-        //this is to avoid doing a memset earlier
-        data[i] = 0;
-
-        //do the rest of those bits and alphas :)
-        for (int shift = 0; shift < 32; ++shift)
-        {
-            const int bit = 1 << (shift >> 1);
-            data[i] |= ( !!( (pCursor->mask[i] & bit) ) ) << shift;
-            data[i] |= ( !( (pCursor->bits[i] & bit) ) ) << ++shift;
-        }
+        planes[0][2*i  ] = (~pCursor->bits[i] & pCursor->mask[i]) >> 8 & 0xff;
+        planes[0][2*i+1] = (~pCursor->bits[i] & pCursor->mask[i]) & 0xff;
+    }
+    // Fill in the alpha (i.e. mask) plane
+    for(int i=0; i<16; ++i)
+    {
+        planes[1][2*i  ] = pCursor->mask[i] >> 8 & 0xff;
+        planes[1][2*i+1] = pCursor->mask[i] & 0xff;

     }
 
     //add the representation (data) to the image
     }
 
     //add the representation (data) to the image


@@ -260,6 +512,14 @@ WX_NSCursor wxMacCocoaCreateStockCursor( int cursor_type )
         cursor = wxGetStockCursor(kwxCursorRoller);
         break;
 
         cursor = wxGetStockCursor(kwxCursorRoller);
         break;
 

+    case wxCURSOR_OPEN_HAND:
+        cursor = [[NSCursor openHandCursor] retain];
+        break;
+
+    case wxCURSOR_CLOSED_HAND:
+        cursor = [[NSCursor closedHandCursor] retain];
+        break;
+

     case wxCURSOR_CHAR:
     case wxCURSOR_ARROW:
     case wxCURSOR_LEFT_BUTTON:
     case wxCURSOR_CHAR:
     case wxCURSOR_ARROW:
     case wxCURSOR_LEFT_BUTTON:


@@ -276,19 +536,19 @@ WX_NSCursor wxMacCocoaCreateStockCursor( int cursor_type )
 WX_NSCursor  wxMacCocoaCreateCursorFromCGImage( CGImageRef cgImageRef, float hotSpotX, float hotSpotY )
 {
     static BOOL    firstTime  = YES;
 WX_NSCursor  wxMacCocoaCreateCursorFromCGImage( CGImageRef cgImageRef, float hotSpotX, float hotSpotY )
 {
     static BOOL    firstTime  = YES;

-    
+

     if ( firstTime )
     {
         //  Must first call [[[NSWindow alloc] init] release] to get the NSWindow machinery set up so that NSCursor can use a window to cache the cursor image
         [[[NSWindow alloc] init] release];
         firstTime = NO;
     }
     if ( firstTime )
     {
         //  Must first call [[[NSWindow alloc] init] release] to get the NSWindow machinery set up so that NSCursor can use a window to cache the cursor image
         [[[NSWindow alloc] init] release];
         firstTime = NO;
     }

-    
-    NSImage    *nsImage  = CreateNSImageFromCGImage( cgImageRef );
+
+    NSImage    *nsImage  = wxOSXCreateNSImageFromCGImage( cgImageRef );

     NSCursor  *cursor    = [[NSCursor alloc] initWithImage:nsImage hotSpot:NSMakePoint( hotSpotX, hotSpotY )];
     NSCursor  *cursor    = [[NSCursor alloc] initWithImage:nsImage hotSpot:NSMakePoint( hotSpotX, hotSpotY )];

-    
+

     [nsImage release];
     [nsImage release];

-    
+

     return cursor;
 }
 
     return cursor;
 }