forked from AuroraMiddleware/gtk
2006-03-21 Anders Carlsson <andersca@imendio.com> * gtk/Makefile.am: Add new files. * gtk/gtkclipboard-quartz.c: Added. * gtk/gtkdnd-quartz.c: Added. * gtk/gtkquartz.c: Added. * gtk/gtkquartz.h: Added. Add dnd and clipboard implementations.
289 lines
8.2 KiB
C
289 lines
8.2 KiB
C
/* gtkquartz.c: Utility functions used by the Quartz port
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*
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* Copyright (C) 2006 Imendio AB
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include "gtkquartz.h"
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NSImage *
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_gtk_quartz_create_image_from_pixbuf (GdkPixbuf *pixbuf)
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{
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CGColorSpaceRef colorspace;
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CGDataProviderRef data_provider;
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CGContextRef context;
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CGImageRef image;
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void *data;
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int rowstride, pixbuf_width, pixbuf_height;
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gboolean has_alpha;
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NSImage *nsimage;
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pixbuf_width = gdk_pixbuf_get_width (pixbuf);
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pixbuf_height = gdk_pixbuf_get_height (pixbuf);
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rowstride = gdk_pixbuf_get_rowstride (pixbuf);
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has_alpha = gdk_pixbuf_get_has_alpha (pixbuf);
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data = gdk_pixbuf_get_pixels (pixbuf);
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colorspace = CGColorSpaceCreateDeviceRGB ();
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data_provider = CGDataProviderCreateWithData (NULL, data, pixbuf_height * rowstride, NULL);
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image = CGImageCreate (pixbuf_width, pixbuf_height, 8,
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has_alpha ? 32 : 24, rowstride,
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colorspace,
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has_alpha ? kCGImageAlphaLast : 0,
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data_provider, NULL, FALSE,
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kCGRenderingIntentDefault);
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CGDataProviderRelease (data_provider);
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CGColorSpaceRelease (colorspace);
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nsimage = [[NSImage alloc] initWithSize:NSMakeSize (pixbuf_width, pixbuf_height)];
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[nsimage lockFocus];
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context = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
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CGContextDrawImage (context, CGRectMake (0, 0, pixbuf_width, pixbuf_height), image);
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[nsimage unlockFocus];
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CGImageRelease (image);
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return nsimage;
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}
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static NSString *
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target_to_pasteboard_type (const char *target)
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{
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if (strcmp (target, "UTF8_STRING") == 0)
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return NSStringPboardType;
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else if (strcmp (target, "image/tiff") == 0)
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return NSTIFFPboardType;
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else if (strcmp (target, "application/x-color") == 0)
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return NSColorPboardType;
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else if (strcmp (target, "text/uri-list") == 0)
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return NSURLPboardType;
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else
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return [NSString stringWithUTF8String:target];
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}
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NSArray *
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_gtk_quartz_target_list_to_pasteboard_types (GtkTargetList *target_list)
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{
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NSMutableSet *set = [[NSMutableSet alloc] init];
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GList *list;
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for (list = target_list->list; list; list = list->next)
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{
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GtkTargetPair *pair = list->data;
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gchar *target = gdk_atom_name (pair->target);
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[set addObject:target_to_pasteboard_type (target)];
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g_free (target);
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}
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return [set allObjects];
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}
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NSArray *
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_gtk_quartz_target_entries_to_pasteboard_types (const GtkTargetEntry *targets,
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guint n_targets)
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{
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NSMutableSet *set = [[NSMutableSet alloc] init];
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int i;
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for (i = 0; i < n_targets; i++)
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{
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[set addObject:target_to_pasteboard_type (targets[i].target)];
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}
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return [set allObjects];
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}
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GdkAtom
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_gtk_quartz_pasteboard_type_to_atom (NSString *type)
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{
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if ([type isEqualToString:NSStringPboardType])
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return gdk_atom_intern_static_string ("UTF8_STRING");
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else if ([type isEqualToString:NSTIFFPboardType])
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return gdk_atom_intern_static_string ("image/tiff");
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else if ([type isEqualToString:NSColorPboardType])
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return gdk_atom_intern_static_string ("application/x-color");
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else if ([type isEqualToString:NSURLPboardType])
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return gdk_atom_intern_static_string ("text/uri-list");
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else
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return gdk_atom_intern ([type UTF8String], FALSE);
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}
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GList *
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_gtk_quartz_pasteboard_types_to_atom_list (NSArray *array)
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{
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GList *result = NULL;
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int i;
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int count;
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count = [array count];
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for (i = 0; i < count; i++)
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{
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GdkAtom atom = _gtk_quartz_pasteboard_type_to_atom ([array objectAtIndex:i]);
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result = g_list_prepend (result, GDK_ATOM_TO_POINTER (atom));
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}
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return result;
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}
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GtkSelectionData *
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_gtk_quartz_get_selection_data_from_pasteboard (NSPasteboard *pasteboard,
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GdkAtom target,
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GdkAtom selection)
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{
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GtkSelectionData *selection_data = NULL;
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selection_data = g_new0 (GtkSelectionData, 1);
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selection_data->selection = selection;
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selection_data->target = target;
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if (target == gdk_atom_intern_static_string ("UTF8_STRING"))
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{
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NSString *s = [pasteboard stringForType:NSStringPboardType];
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int len = [s length];
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if (s)
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{
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selection_data->type = target;
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selection_data->format = 8;
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selection_data->length = len;
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selection_data->data = g_memdup ([s UTF8String], len + 1);
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}
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}
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else if (target == gdk_atom_intern_static_string ("application/x-color"))
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{
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NSColor *nscolor = [[NSColor colorFromPasteboard:pasteboard] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
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guint16 color[4];
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selection_data->target = target;
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color[0] = 0xffff * [nscolor redComponent];
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color[1] = 0xffff * [nscolor greenComponent];
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color[2] = 0xffff * [nscolor blueComponent];
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color[3] = 0xffff * [nscolor alphaComponent];
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gtk_selection_data_set (selection_data, target, 16, (guchar *)color, 8);
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}
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else if (target == gdk_atom_intern_static_string ("text/uri-list"))
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{
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gchar *uris[2];
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NSURL *url = [NSURL URLFromPasteboard:pasteboard];
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selection_data->target = gdk_atom_intern_static_string ("text/uri-list");
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uris[0] = [[url description] UTF8String];
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uris[1] = NULL;
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gtk_selection_data_set_uris (selection_data, uris);
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}
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else
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{
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NSData *data;
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gchar *name;
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name = gdk_atom_name (target);
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if (strcmp (name, "image/tiff") == 0)
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data = [pasteboard dataForType:NSTIFFPboardType];
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else
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data = [pasteboard dataForType:[NSString stringWithUTF8String:name]];
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g_free (name);
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if (data)
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{
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selection_data->type = target;
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selection_data->format = 8;
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selection_data->length = [data length];
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selection_data->data = g_malloc (selection_data->length + 1);
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selection_data->data[selection_data->length] = '\0';
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memcpy(selection_data->data, [data bytes], selection_data->length);
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}
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}
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return selection_data;
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}
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void
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_gtk_quartz_set_selection_data_for_pasteboard (NSPasteboard *pasteboard,
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GtkSelectionData *selection_data)
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{
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NSString *type;
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NSData *data;
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gchar *target = gdk_atom_name (selection_data->target);
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type = target_to_pasteboard_type (target);
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g_free (target);
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if ([type isEqualTo:NSStringPboardType])
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[pasteboard setString:[NSString stringWithUTF8String:(const char *)selection_data->data]
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forType:type];
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else if ([type isEqualTo:NSColorPboardType])
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{
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guint16 *color = (guint16 *)selection_data->data;
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float red, green, blue, alpha;
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red = (float)color[0] / 0xffff;
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green = (float)color[1] / 0xffff;
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blue = (float)color[2] / 0xffff;
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alpha = (float)color[3] / 0xffff;
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NSColor *nscolor = [NSColor colorWithDeviceRed:red green:green blue:blue alpha:alpha];
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[nscolor writeToPasteboard:pasteboard];
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}
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else if ([type isEqualTo:NSURLPboardType])
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{
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gchar **list;
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gchar **result = NULL;
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NSURL *url;
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int count = gdk_text_property_to_utf8_list_for_display (selection_data->display,
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gdk_atom_intern_static_string ("UTF8_STRING"),
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selection_data->format,
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selection_data->data,
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selection_data->length,
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&list);
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if (count > 0)
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result = g_uri_list_extract_uris (list[0]);
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g_strfreev (list);
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url = [NSURL URLWithString:[NSString stringWithUTF8String:result[0]]];
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[url writeToPasteboard:pasteboard];
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g_strfreev (result);
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}
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else
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[pasteboard setData:[NSData dataWithBytesNoCopy:selection_data->data
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length:selection_data->length
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freeWhenDone:NO]
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forType:type];
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}
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