124 lines
2.5 KiB
Objective-C
124 lines
2.5 KiB
Objective-C
// 13 may 2014
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#include "objc_darwin.h"
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#include "area_darwin.h"
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#include "_cgo_export.h"
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#include <AppKit/NSView.h>
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#include <AppKit/NSTrackingArea.h>
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#include <Foundation/NSGeometry.h>
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#include <AppKit/NSEvent.h>
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#define to(T, x) ((T *) (x))
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#define toNSEvent(x) to(NSEvent, (x))
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#define toNSInteger(x) ((NSInteger) (x))
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#define fromNSInteger(x) ((intptr_t) (x))
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#define toNSUInteger(x) ((NSUInteger) (x))
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#define fromNSUInteger(x) ((uintptr_t) (x))
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@interface areaView : NSView {
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NSTrackingArea *trackingArea;
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}
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@end
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@implementation areaView
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- (id)initWithFrame:(NSRect)r
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{
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self = [super initWithFrame:r];
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if (self)
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[self retrack];
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// TODO other properties?
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return self;
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}
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- (void)drawRect:(NSRect)cliprect
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{
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struct xrect rect;
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rect.x = (intptr_t) cliprect.origin.x;
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rect.y = (intptr_t) cliprect.origin.y;
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rect.width = (intptr_t) cliprect.size.width;
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rect.height = (intptr_t) cliprect.size.height;
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areaView_drawRect(self, rect);
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}
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- (BOOL)isFlipped
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{
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return YES;
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}
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- (BOOL)acceptsFirstResponder
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{
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return YES;
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}
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- (void)retrack
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{
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trackingArea = makeTrackingArea(self); // TODO make inline
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[self addTrackingArea:trackingArea];
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}
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- (void)updateTrackingAreas
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{
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[self removeTrackingArea:trackingArea];
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[trackingArea release];
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[self retrack];
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}
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#define mouseEvent(m, f) \
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- (void)m:(NSEvent *)e \
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{ \
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f(self, e); \
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}
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mouseEvent(mouseMoved, areaView_mouseMoved_mouseDragged)
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mouseEvent(mouseDragged, areaView_mouseMoved_mouseDragged)
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mouseEvent(rightMouseDragged, areaView_mouseMoved_mouseDragged)
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mouseEvent(otherMouseDragged, areaView_mouseMoved_mouseDragged)
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mouseEvent(mouseDown, areaView_mouseDown)
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mouseEvent(rightMouseDown, areaView_mouseDown)
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mouseEvent(otherMouseDown, areaView_mouseDown)
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mouseEvent(mouseUp, areaView_mouseUp)
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mouseEvent(rightMouseUp, areaView_mouseUp)
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mouseEvent(otherMouseUp, areaView_mouseUp)
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#define keyEvent(m, f) \
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- (void)m:(NSEvent *)e \
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{ \
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if (f(self, e) == NO) \
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[super m:e]; \
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}
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keyEvent(keyDown, areaView_keyDown)
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keyEvent(keyUp, areaView_keyUp)
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keyEvent(flagsChanged, areaView_flagsChanged)
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@end
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id makeArea(void)
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{
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return [[areaView alloc]
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initWithFrame:NSMakeRect(0, 0, 100, 100)];
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}
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uintptr_t modifierFlags(id e)
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{
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return fromNSUInteger([toNSEvent(e) modifierFlags]);
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}
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// TODO move getTranslatedEventPoint() here
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intptr_t buttonNumber(id e)
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{
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return fromNSInteger([toNSEvent(e) buttonNumber]);
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}
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uintptr_t pressedMouseButtons(void)
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{
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return fromNSUInteger([NSEvent pressedMouseButtons]);
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}
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uintptr_t keyCode(id e)
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{
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return (uintptr_t) ([toNSEvent(e) keyCode]);
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}
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