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executable file 249 lines (205 sloc) 7.596 kb
/*
Cursor support by browser:
OS X 10.6/Chrome 8 : All
OS X 10.6/Safari 5 : All
OS X 10.6/Firefox 3 : All except disappearingItemCursor (no url() support)
OS X 10.6/Firefox 3.5 : All except disappearingItemCursor (no url() support)
OS X 10.6/Firefox 3.6 : All except disappearingItemCursor, contextualMenuCursor, dragLinkCursor, dragCopyCursor, operationNotAllowedCursor (no url() support)
OS X 10.6/Firefox 4.0b10 : All
OS X/Opera 9 : All except disappearingItemCursor, closedHandCursor, openHandCursor, contextualMenuCursor, dragLinkCursor, dragCopyCursor, operationNotAllowedCursor, resizeUpDownCursor, resizeLeftRightCursor (no url() support)
OS X/Opera 10 : All except disappearingItemCursor, closedHandCursor, contextualMenuCursor, dragLinkCursor, dragCopyCursor, operationNotAllowedCursor (no url() support)
OS X/Opera 11 : All except disappearingItemCursor, closedHandCursor, contextualMenuCursor, dragLinkCursor, dragCopyCursor, operationNotAllowedCursor (no url() support)
Win XP/Chrome 8 : All
Win XP/Safari 5 : All
Win XP/Firefox 3 : All
Win XP/Firefox 3.5 : All
Win XP/Firefox 3.6 : All
Win XP/Firefox 4.0b10 : All
Win XP/Opera 10 : All except disappearingItemCursor, closedHandCursor, openHandCursor, contextualMenuCursor, dragLinkCursor, dragCopyCursor, operationNotAllowedCursor, resizeUpDownCursor, resizeLeftRightCursor (no url() support)
Win XP/Opera 11 : All except disappearingItemCursor, closedHandCursor, openHandCursor, contextualMenuCursor, dragLinkCursor, dragCopyCursor, operationNotAllowedCursor, resizeUpDownCursor, resizeLeftRightCursor (no url() support)
Win XP/IE 7 : All
Win XP/IE 8 : All
*/
@import <Foundation/CPObject.j>
var currentCursor = nil,
cursorStack = [],
cursors = {};
@implementation CPCursor : CPObject
{
CPString _cssString @accessors(readonly);
CPString _hotSpot @accessors(readonly, getter=hotSpot);
CPImage _image @accessors(readonly, getter=image);
BOOL _isSetOnMouseEntered @accessors(readwrite, getter=isSetOnMouseEntered, setter=setOnMouseEntered:);
BOOL _isSetOnMouseExited @accessors(readwrite, getter=isSetOnMouseExited, setter=setOnMouseExited:);
}
- (id)initWithCSSString:(CPString)aString
{
if (self = [super init])
_cssString = aString;
return self;
}
// hotspot is supported in CSS3 (but not IE).
- (id)initWithImage:(CPImage)image hotSpot:(CPPoint)hotSpot
{
_hotSpot = hotSpot;
_image = image;
return [self initWithCSSString:"url(" + [_image filename] + ")" + hotSpot.x + " " + hotSpot.y + ", auto"];
}
// foregroundColor and backgroundColor are ignored in Cocoa as well. See http://developer.apple.com/library/mac/#documentation/Cocoa/Reference/ApplicationKit/Classes/NSCursor_Class/Reference/Reference.html
- (id)initWithImage:(CPImage)image foregroundColorHint:(CPColor)foregroundColor backgroundColorHint:(CPColor)backgroundColor hotSpot:(CPPoint)aHotSpot
{
return [self initWithImage:image hotSpot:hotSpot];
}
+ (void)hide
{
[self _setCursorCSS:"none"]; // Not supported in IE
}
+ (void)unhide
{
[self _setCursorCSS:[currentCursor _cssString]];
}
+ (void)setHiddenUntilMouseMoves:(BOOL)flag
{
if (flag)
[CPCursor hide];
else
[CPCursor unhide];
}
- (void)pop
{
[CPCursor pop];
}
+ (void)pop
{
if (cursorStack.length > 1)
{
cursorStack.pop();
currentCursor = cursorStack[cursorStack.length - 1];
}
}
- (void)push
{
currentCursor = cursorStack.push(self);
}
- (void)set
{
currentCursor = self;
#if PLATFORM(DOM)
[[self class] _setCursorCSS:_cssString];
#endif
}
- (void)mouseEntered:(CPEvent)event
{
}
- (void)mouseExited:(CPEvent)event
{
}
+ (CPCursor)currentCursor
{
return currentCursor;
}
+ (void)_setCursorCSS:(CPString)aString
{
#if PLATFORM(DOM)
var platformWindows = [[CPPlatformWindow visiblePlatformWindows] allObjects];
for (var i = 0, count = [platformWindows count]; i < count; i++)
platformWindows[i]._DOMBodyElement.style.cursor = aString;
#endif
}
// Internal method that is used to return the system cursors. Caches the system cursors for performance.
+ (CPCursor)_systemCursorWithName:(CPString)cursorName cssString:(CPString)aString hasImage:(BOOL)doesHaveImage
{
var cursor = cursors[cursorName];
if (typeof cursor === 'undefined')
{
var cssString;
if (doesHaveImage)
cssString = @"url(" + [[CPBundle bundleForClass:self] resourcePath] + @"/CPCursor/" + cursorName + ".cur), " + aString;
else
cssString = aString
cursor = [[CPCursor alloc] initWithCSSString:cssString];
cursors[cursorName] = cursor;
}
return cursor;
}
+ (CPCursor)arrowCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:"default" hasImage:NO];
}
+ (CPCursor)crosshairCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"crosshair" hasImage:NO];
}
+ (CPCursor)IBeamCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"text" hasImage:NO];
}
+ (CPCursor)pointingHandCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"pointer" hasImage:NO];
}
+ (CPCursor)resizeDownCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"s-resize" hasImage:NO];
}
+ (CPCursor)resizeUpCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"n-resize" hasImage:NO];
}
+ (CPCursor)resizeLeftCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"w-resize" hasImage:NO];
}
+ (CPCursor)resizeRightCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"e-resize" hasImage:NO];
}
+ (CPCursor)resizeLeftRightCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"col-resize" hasImage:NO];
}
+ (CPCursor)resizeUpDownCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"row-resize" hasImage:NO];
}
+ (CPCursor)operationNotAllowedCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"not-allowed" hasImage:NO];
}
+ (CPCursor)dragCopyCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"copy" hasImage:YES];
}
+ (CPCursor)dragLinkCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"alias" hasImage:YES];
}
+ (CPCursor)contextualMenuCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"context-menu" hasImage:YES];
}
+ (CPCursor)openHandCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"move" hasImage:YES];
}
+ (CPCursor)closedHandCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"-moz-grabbing" hasImage:YES];
}
+ (CPCursor)disappearingItemCursor
{
return [CPCursor _systemCursorWithName:CPStringFromSelector(_cmd) cssString:@"auto" hasImage:YES];
}
@end
@implementation CPCursor(CPCoding)
- (id)initWithCoder:(CPCoder)coder
{
if (self = [super init])
_cssString = [coder decodeObjectForKey:@"CPCursorNameKey"];
return self;
}
- (void)encodeWithCoder:(CPCoder)coder
{
[coder encodeObject:_cssString forKey:@"CPCursorNameKey"];
}
@end
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