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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@14167 72102866-910b-0410-8b05-ffd578937521
477 lines
22 KiB
HTML
477 lines
22 KiB
HTML
<html>
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<head>
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<title>NSEvent</title>
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</head>
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<body>
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<a href="Gui.html">Up</a>
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<br />
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<h1><a name="title$NSEvent">NSEvent</a></h1>
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<h3>Authors</h3>
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<dl>
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<dt>Scott Christley(<a href="mailto:scottc@net-community.com"><code>
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scottc@net-community.com
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</code></a>)</dt>
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<dd>
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</dd>
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<dt>Ovidiu Predescu(<a href="mailto:ovidiu@net-community.com"><code>
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ovidiu@net-community.com
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</code></a>)</dt>
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<dd>
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</dd>
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<dt>Felipe A. Rodriguez(<a href="mailto:far@ix.netcom.com"><code>
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far@ix.netcom.com
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</code></a>)</dt>
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<dd>
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</dd>
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</dl>
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<blockquote>
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The event class
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</blockquote>
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<p><b>Copyright:</b> (C) 1996 Free Software Foundation, Inc.</p>
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<div>
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<hr width="50%" align="left" />
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<h3>Contents -</h3>
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<ol>
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<li>
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<a href="#001000000000">Software documentation for the NSEvent class</a>
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</li>
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</ol>
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<hr width="50%" align="left" />
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</div>
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<h1><a name="001000000000">
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Software documentation for the NSEvent class
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</a></h1>
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<h2><a name="class$NSEvent">NSEvent</a> : <a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSObject.html#class$NSObject">NSObject</a></h2>
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<blockquote>
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<dl>
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<dt><b>Declared in:</b></dt>
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<dd>AppKit/NSEvent.h</dd>
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</dl>
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</blockquote>
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<blockquote>
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<dl>
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<dt><b>Conforms to:</b></dt>
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<dd><a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSObject.html#protocol$(NSCoding)">NSCoding</a></dd>
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<dd><a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSObject.html#protocol$(NSCopying)">NSCopying</a></dd>
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</dl>
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</blockquote>
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<blockquote>
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<b>Standards:</b>
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<ul>
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<li>GNUstep</li>
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<li>MacOS-X</li>
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<li>OpenStep</li>
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</ul>
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</blockquote>
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<p>
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<em>Description forthcoming.</em>
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</p>
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<b>Method summary</b>
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<ul>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+enterExitEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:trackingNumber:userData:">+enterExitEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:trackingNumber:userData:</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+keyEventWithType:location:modifierFlags:timestamp:windowNumber:context:characters:charactersIgnoringModifiers:isARepeat:keyCode:">+keyEventWithType:location:modifierFlags:timestamp:windowNumber:context:characters:charactersIgnoringModifiers:isARepeat:keyCode:</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:">+mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:buttonNumber:deltaX:deltaY:deltaZ:">+mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:buttonNumber:deltaX:deltaY:deltaZ:</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+mouseLocation">+mouseLocation</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+otherEventWithType:location:modifierFlags:timestamp:windowNumber:context:subtype:data1:data2:">+otherEventWithType:location:modifierFlags:timestamp:windowNumber:context:subtype:data1:data2:</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+startPeriodicEventsAfterDelay:withPeriod:">+startPeriodicEventsAfterDelay:withPeriod:</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent+stopPeriodicEvents">+stopPeriodicEvents</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-buttonNumber">-buttonNumber</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-characters">-characters</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-charactersIgnoringModifiers">-charactersIgnoringModifiers</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-clickCount">-clickCount</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-context">-context</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-data1">-data1</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-data2">-data2</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-deltaX">-deltaX</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-deltaY">-deltaY</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-deltaZ">-deltaZ</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-eventNumber">-eventNumber</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-isARepeat">-isARepeat</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-keyCode">-keyCode</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-locationInWindow">-locationInWindow</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-modifierFlags">-modifierFlags</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-pressure">-pressure</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-subtype">-subtype</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-timestamp">-timestamp</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-trackingNumber">-trackingNumber</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-type">-type</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-userData">-userData</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-window">-window</a></li>
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<li><a rel="gsdoc" href="NSEvent.html#method$NSEvent-windowNumber">-windowNumber</a></li>
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</ul>
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<hr width="50%" align="left" />
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<h3><a name="method$NSEvent+enterExitEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:trackingNumber:userData:">enterExitEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:trackingNumber:userData:</a></h3>
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+ (<a rel="gsdoc" href="#class$NSEvent">NSEvent</a>*) <b>enterExitEventWithType:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSEventType">NSEventType</a>)type<b> location:</b> (NSPoint)location<b> modifierFlags:</b> (unsigned int)flags<b> timestamp:</b> (NSTimeInterval)time<b> windowNumber:</b> (int)windowNum<b> context:</b> (<a rel="gsdoc" href="NSGraphicsContext.html#class$NSGraphicsContext">NSGraphicsContext</a>*)context<b> eventNumber:</b> (int)eventNum<b> trackingNumber:</b> (int)trackingNum<b> userData:</b> (void*)userData;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+keyEventWithType:location:modifierFlags:timestamp:windowNumber:context:characters:charactersIgnoringModifiers:isARepeat:keyCode:">keyEventWithType:location:modifierFlags:timestamp:windowNumber:context:characters:charactersIgnoringModifiers:isARepeat:keyCode:</a></h3>
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+ (<a rel="gsdoc" href="#class$NSEvent">NSEvent</a>*) <b>keyEventWithType:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSEventType">NSEventType</a>)type<b> location:</b> (NSPoint)location<b> modifierFlags:</b> (unsigned int)flags<b> timestamp:</b> (NSTimeInterval)time<b> windowNumber:</b> (int)windowNum<b> context:</b> (<a rel="gsdoc" href="NSGraphicsContext.html#class$NSGraphicsContext">NSGraphicsContext</a>*)context<b> characters:</b> (<a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSString.html#class$NSString">NSString</a>*)keys<b> charactersIgnoringModifiers:</b> (<a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSString.html#class$NSString">NSString</a>*)ukeys<b> isARepeat:</b> (BOOL)repeatKey<b> keyCode:</b> (unsigned short)code;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:">mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:</a></h3>
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+ (<a rel="gsdoc" href="#class$NSEvent">NSEvent</a>*) <b>mouseEventWithType:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSEventType">NSEventType</a>)type<b> location:</b> (NSPoint)location<b> modifierFlags:</b> (unsigned int)flags<b> timestamp:</b> (NSTimeInterval)time<b> windowNumber:</b> (int)windowNum<b> context:</b> (<a rel="gsdoc" href="NSGraphicsContext.html#class$NSGraphicsContext">NSGraphicsContext</a>*)context<b> eventNumber:</b> (int)eventNum<b> clickCount:</b> (int)clickNum<b> pressure:</b> (float)pressureValue;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:buttonNumber:deltaX:deltaY:deltaZ:">mouseEventWithType:location:modifierFlags:timestamp:windowNumber:context:eventNumber:clickCount:pressure:buttonNumber:deltaX:deltaY:deltaZ:</a></h3>
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+ (<a rel="gsdoc" href="#class$NSEvent">NSEvent</a>*) <b>mouseEventWithType:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSEventType">NSEventType</a>)type<b> location:</b> (NSPoint)location<b> modifierFlags:</b> (unsigned int)flags<b> timestamp:</b> (NSTimeInterval)time<b> windowNumber:</b> (int)windowNum<b> context:</b> (<a rel="gsdoc" href="NSGraphicsContext.html#class$NSGraphicsContext">NSGraphicsContext</a>*)context<b> eventNumber:</b> (int)eventNum<b> clickCount:</b> (int)clickNum<b> pressure:</b> (float)pressureValue<b> buttonNumber:</b> (int)buttonNum<b> deltaX:</b> (float)deltaX<b> deltaY:</b> (float)deltaY<b> deltaZ:</b> (float)deltaZ;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+mouseLocation">mouseLocation</a></h3>
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+ (NSPoint) <b>mouseLocation</b>;<br />
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<p>
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Returns the current mouse location.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+otherEventWithType:location:modifierFlags:timestamp:windowNumber:context:subtype:data1:data2:">otherEventWithType:location:modifierFlags:timestamp:windowNumber:context:subtype:data1:data2:</a></h3>
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+ (<a rel="gsdoc" href="#class$NSEvent">NSEvent</a>*) <b>otherEventWithType:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSEventType">NSEventType</a>)type<b> location:</b> (NSPoint)location<b> modifierFlags:</b> (unsigned int)flags<b> timestamp:</b> (NSTimeInterval)time<b> windowNumber:</b> (int)windowNum<b> context:</b> (<a rel="gsdoc" href="NSGraphicsContext.html#class$NSGraphicsContext">NSGraphicsContext</a>*)context<b> subtype:</b> (short)subType<b> data1:</b> (int)data1<b> data2:</b> (int)data2;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+startPeriodicEventsAfterDelay:withPeriod:">startPeriodicEventsAfterDelay:withPeriod:</a></h3>
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+ (void) <b>startPeriodicEventsAfterDelay:</b> (NSTimeInterval)delaySeconds<b> withPeriod:</b> (NSTimeInterval)periodSeconds;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent+stopPeriodicEvents">stopPeriodicEvents</a></h3>
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+ (void) <b>stopPeriodicEvents</b>;<br />
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<p>
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<em>Description forthcoming.</em>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-buttonNumber">buttonNumber</a></h3>
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- (int) <b>buttonNumber</b>;<br />
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<p>
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Returns the button number for the mouse button
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pressed in a mouse event. Intended primarily for
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the case where a mouse has three or more buttons, and
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you want to know which button an 'other' mouse event
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refers to.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-characters">characters</a></h3>
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- (<a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSString.html#class$NSString">NSString</a>*) <b>characters</b>;<br />
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<p>
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Returns the string of characters for a keyboard
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event. <br /> Raises an
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NSInternalInconsistencyException
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if applied to any other type of event.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-charactersIgnoringModifiers">charactersIgnoringModifiers</a></h3>
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- (<a rel="gsdoc" href="/usr/GNUstep-devel/System/Documentation/Base/NSString.html#class$NSString">NSString</a>*) <b>charactersIgnoringModifiers</b>;<br />
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<p>
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Returns the string of characters for a keyboard
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event, as if no modifier keys had been pressed when
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the keyboard event occirred. <br /> Raises an
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NSInternalInconsistencyException
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if applied to any other type of event.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-clickCount">clickCount</a></h3>
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- (int) <b>clickCount</b>;<br />
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<p>
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Return the number of clicks associated with the
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mouse down or up event. This method is not applicable
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for any event type other than a mouse down or mouse up.
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<br /> Raises an NSInternalInconsistencyException if
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applied to any other type of event.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-context">context</a></h3>
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- (<a rel="gsdoc" href="NSGraphicsContext.html#class$NSGraphicsContext">NSGraphicsContext</a>*) <b>context</b>;<br />
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<p>
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Returns the graphics context for which this event
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was generated.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-data1">data1</a></h3>
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- (int) <b>data1</b>;<br />
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<p>
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Returns the 'data1' item associated with the event.
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<br /> Raises NSInternalInconsistencyException if
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the event is not of type NSAppKitDefined,
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NSSystemDefined, NSApplicationDefined, or
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NSPeriodic
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-data2">data2</a></h3>
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- (int) <b>data2</b>;<br />
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<p>
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Returns the 'data2' item associated with the event.
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<br /> Raises NSInternalInconsistencyException if
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the event is not of type NSAppKitDefined,
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NSSystemDefined, NSApplicationDefined, or
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NSPeriodic
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-deltaX">deltaX</a></h3>
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- (float) <b>deltaX</b>;<br />
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<p>
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</p>
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<p>
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Returns the movement of the mouse on the X axis. </p>
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<p>
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</p>
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<p>
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This method is only valid for NSMouseMoved,
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NS*MouseDragged and NSScrollWheel events,
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otherwise it will raise an
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NSInternalInconsistencyException.
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</p>
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<p>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-deltaY">deltaY</a></h3>
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- (float) <b>deltaY</b>;<br />
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<p>
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</p>
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<p>
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Returns the movement of the mouse on the Y axis. </p>
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<p>
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</p>
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<p>
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This method is only valid for NSMouseMoved,
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NS*MouseDragged and NSScrollWheel events,
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otherwise it will raise an
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NSInternalInconsistencyException.
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</p>
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<p>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-deltaZ">deltaZ</a></h3>
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- (float) <b>deltaZ</b>;<br />
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<p>
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</p>
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<p>
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Returns the movement of the mouse on the Z axis. </p>
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<p>
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</p>
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<p>
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This method is only valid for NSMouseMoved,
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NS*MouseDragged and NSScrollWheel events,
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otherwise it will raise an
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NSInternalInconsistencyException.
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</p>
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<p>
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</p>
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<p>
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The value returned is 0.0 in most cases. </p>
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<p>
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-eventNumber">eventNumber</a></h3>
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- (int) <b>eventNumber</b>;<br />
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<p>
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Returns the event number associated with any mouse
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event or tracking event. Event numbers are allocated
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sequentially when the system creates these
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events. <br /> Raises an
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NSInternalInconsistencyException
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if applied to any other type of event.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-isARepeat">isARepeat</a></h3>
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- (BOOL) <b>isARepeat</b>;<br />
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<p>
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Returns a flag to say if this is a keyboard repeat
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event. <br /> Raises an
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NSInternalInconsistencyException
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if applied to any other type of event than an NSKeyUp or
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NSKeyDown.
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</p>
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<hr width="25%" align="left" />
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<h3><a name="method$NSEvent-keyCode">keyCode</a></h3>
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- (unsigned short) <b>keyCode</b>;<br />
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<p>
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|
Returns the numeric key code of a keyboard event.
|
|
<br /> Raises an NSInternalInconsistencyException if
|
|
applied to any other type of event than an NSKeyUp
|
|
or NSKeyDown.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-locationInWindow">locationInWindow</a></h3>
|
|
- (NSPoint) <b>locationInWindow</b>;<br />
|
|
<p>
|
|
|
|
Returns the window location for which this event
|
|
was generated (in the base coordinate system of the
|
|
window).
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-modifierFlags">modifierFlags</a></h3>
|
|
- (unsigned int) <b>modifierFlags</b>;<br />
|
|
<p>
|
|
|
|
Returns the modifier flag bits associated with the
|
|
event.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-pressure">pressure</a></h3>
|
|
- (float) <b>pressure</b>;<br />
|
|
<p>
|
|
|
|
Returns the pressure associated with a mouse event.
|
|
This is a value in the range 0.0 to 1.0 and for mormal
|
|
mouse events should be set to one of those extremes.
|
|
This is used by pressure sensitive input devices.
|
|
<br /> Raises an NSInternalInconsistencyException if
|
|
applied to any other type of event than a mouse
|
|
event.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-subtype">subtype</a></h3>
|
|
- (short) <b>subtype</b>;<br />
|
|
<p>
|
|
|
|
Returns the 'subtype' item associated with the
|
|
event. <br /> Raises
|
|
NSInternalInconsistencyException
|
|
if the event is not of type NSAppKitDefined,
|
|
NSSystemDefined, NSApplicationDefined, or
|
|
NSPeriodic
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-timestamp">timestamp</a></h3>
|
|
- (NSTimeInterval) <b>timestamp</b>;<br />
|
|
<p>
|
|
|
|
Returns the time interval since system startup at
|
|
which this event was generated.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-trackingNumber">trackingNumber</a></h3>
|
|
- (int) <b>trackingNumber</b>;<br />
|
|
<p>
|
|
|
|
Returns a number identifying the tracking rectangle
|
|
entered or exited. <br /> Raises an
|
|
NSInternalInconsistencyException
|
|
if applied to any other type of event than a mouse
|
|
entered or exited event.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-type">type</a></h3>
|
|
- (<a rel="gsdoc" href="TypesAndConstants.html#type$NSEventType">NSEventType</a>) <b>type</b>;<br />
|
|
<p>
|
|
|
|
returns the type of this event.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-userData">userData</a></h3>
|
|
- (void*) <b>userData</b>;<br />
|
|
<p>
|
|
|
|
Returns usder data associated with a tracking
|
|
event... the data assigned to the tracking
|
|
rectangle concerned when it was created.. <br />
|
|
Raises an NSInternalInconsistencyException if
|
|
applied to any other type of event than a mouse
|
|
entered or exited event.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-window">window</a></h3>
|
|
- (<a rel="gsdoc" href="NSWindow.html#class$NSWindow">NSWindow</a>*) <b>window</b>;<br />
|
|
<p>
|
|
|
|
Returns the window for which this event was
|
|
generated. <br /> Periodic events have no
|
|
associated window, and you should not call this
|
|
method for those events.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<h3><a name="method$NSEvent-windowNumber">windowNumber</a></h3>
|
|
- (int) <b>windowNumber</b>;<br />
|
|
<p>
|
|
|
|
Returns the window number of the window for which
|
|
this event was generated. <br /> Periodic events have
|
|
no associated window, and you should not call this
|
|
method for those events.
|
|
|
|
</p>
|
|
<hr width="25%" align="left" />
|
|
<br />
|
|
<a href="Gui.html">Up</a>
|
|
</body>
|
|
</html>
|