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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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<a href="http://developer.apple.com/">ADC Home</a> > <a href="../../referencelibrary/index.html">Reference Library</a> > <a href="../../samplecode/index.html">Sample Code</a> > <a href="../../samplecode/LegacyTechnologies/index.html">Legacy Documents</a> > <a href="../../samplecode/LegacyTechnologies/idxGraphicsImaging-date.html">Graphics & Imaging</a> > <A HREF="javascript:location.replace('index.html');">QuickDraw FX</A> >
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<div style="width:100%; position:fixed;"><div align="center" id="watermark" style="position: relative; margin-left:auto; margin-right:auto; z-index:20; width:500px;"><div class="legacybox"><h1>Legacy Document<span class=closebutton><a href="javascript:closeWatermark()"><img src="../../images/closebutton.png" width="14" height="14" border="0" alt="close button"></a></span></h1>
<p><strong>Important: </strong>This document is part of the Legacy section of the ADC Reference Library. This information should not be used for new development.</p>
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<p>Current information on this Reference Library topic can be found here:</p>
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<li><a href="http://developer.apple.com/referencelibrary/GraphicsImaging/index.html" target="_blank">Reference Library > Graphics & Imaging</a></li>
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<td><h1><div id="pagehead">QuickDraw FX</div></h1></td>
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<h2>/CodeWarrior (OS 9)/events.c</h2>
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<p><strong>View Source Code:</strong>
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<option value="listing1.html">/CodeWarrior (OS 9)/CarbonPrefix.h</option>
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<p><strong><a href="QuickDraw_FX.zip">Download Sample</a></strong> (“QuickDraw_FX.zip”, 156.4K)<BR>
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<pre class="sourcecodebox">/* File: events.c Contains: Written by: Edgar Lee Copyright: Copyright © 1992-1999 by Apple Computer, Inc., All Rights Reserved. You may incorporate this Apple sample source code into your program(s) without restriction. This Apple sample source code has been provided "AS IS" and the responsibility for its operation is yours. You are not permitted to redistribute this Apple sample source code as "Apple sample source code" after having made changes. If you're going to re-distribute the source, we require that you make it clear in the source that the code was descended from Apple sample source code, but that you've made changes. Change History (most recent first): 7/13/1999 Karl Groethe Updated for Metrowerks Codewarror Pro 2.1 */#include "FX.h"void handleMouseDown();void eventLoop(){ EventRecord event; WindowPtr window; short clickArea; Rect screenRect; long sleep = 30; Point point; for (;;) { if (WaitNextEvent( everyEvent, &event, sleep, (RgnHandle)nil )) { if (event.what == mouseDown) { clickArea = FindWindow( event.where, &window ); if (clickArea == inDrag) { //screenRect = (**GetGrayRgn()).rgnBBox; GetRegionBounds(GetGrayRgn(), &screenRect); DragWindow(window, event.where, &screenRect ); } else if (clickArea == inGoAway) { if (TrackGoAway( window , event.where )) ExitToShell(); } else if (clickArea == inMenuBar) { adjustMenus(); handleMenu( MenuSelect( event.where ) ); } else if (clickArea == inContent) { if (window != FrontWindow()) SelectWindow( window ); else { point = event.where; GlobalToLocal( &point ); handleMouseDown( point ); } } } else if (event.what == updateEvt) { window = (WindowPtr)event.message; //SetPort( window ); SetPortWindowPort( window ); BeginUpdate( window ); updateWindow(); EndUpdate( window ); } else if (event.what == keyDown || event.what == autoKey) { if ((event.modifiers & cmdKey) != 0) { adjustMenus(); handleMenu( MenuKey( (char)(event.message & charCodeMask) ) ); } } } }}void handleMouseDown( Point point ){ int i; long ticks; int itemNum = -1; Rect tempRect1, tempRect2; for (i = 0; i < numBItems; i++) if (PtInRect( point, &bItem[i].rect )) { if (i == settings.bItem - 1) return; drawItem( bItem[settings.bItem - 1].rect.left, bItem[settings.bItem - 1].rect.top, &bItem[settings.bItem - 1].label, true, false ); drawItem( bItem[i].rect.left, bItem[i].rect.top, &bItem[i].label, true, true ); itemNum = 0; settings.bItem = i + 1; break; } if (gCurrentExample / 10 == transferID || gCurrentExample / 10 == customID) for (i = 0; i < numTItems && itemNum == -1; i++) if (PtInRect( point, &tItem[i].rect )) { if (gCurrentExample % 10 != i + 1 || gCurrentExample / 10 == customID) { drawItem( tItem[settings.tItem - 1].rect.left, tItem[settings.tItem - 1].rect.top, &tItem[settings.tItem - 1].label, true, false ); drawItem( tItem[i].rect.left, tItem[i].rect.top, &tItem[i].label, true, true ); itemNum = i + 1; settings.tItem = itemNum; } break; } if (gCurrentExample / 10 == arithmeticID || gCurrentExample / 10 == customID) for (i = 0; i < numAItems && itemNum == -1; i++) if (PtInRect( point, &aItem[i].rect )) { if (gCurrentExample % 10 != i + 1 || gCurrentExample / 10 == customID) { drawItem( aItem[settings.aItem - 1].rect.left, aItem[settings.aItem - 1].rect.top, &aItem[settings.aItem - 1].label, true, false ); drawItem( aItem[i].rect.left, aItem[i].rect.top, &aItem[i].label, true, true ); itemNum = i + 1; settings.aItem = itemNum; } break; } if (gCurrentExample / 10 == colorizationID || gCurrentExample / 10 == customID) for (i = 0; i < numCItems && itemNum == -1; i++) if (PtInRect( point, &cItem[i].rect )) { if (gCurrentExample % 10 != i + 1 || gCurrentExample / 10 == customID) { drawItem( cItem[settings.cItem - 1].rect.left, cItem[settings.cItem - 1].rect.top, &cItem[settings.cItem - 1].label, true, false ); drawItem( cItem[i].rect.left, cItem[i].rect.top, &cItem[i].label, true, true ); itemNum = i + 1; settings.cItem = itemNum; } break; } if (gCurrentExample / 10 == ditherID || gCurrentExample / 10 == customID) for (i = 0; i < numDItems && itemNum == -1; i++) if (PtInRect( point, &dItem[i].rect )) { if (gCurrentExample % 10 != i + 1 || gCurrentExample / 10 == customID) { drawItem( dItem[settings.dItem - 1].rect.left, dItem[settings.dItem - 1].rect.top, &dItem[settings.dItem - 1].label, true, false ); drawItem( dItem[i].rect.left, dItem[i].rect.top, &dItem[i].label, true, true ); itemNum = i + 1; settings.dItem = itemNum; } break; } if (gCurrentExample / 10 == searchProcID || gCurrentExample / 10 == customID) for (i = 0; i < numMItems && itemNum == -1; i++) if (PtInRect( point, &mItem[i].rect )) { if (gCurrentExample % 10 != i + 1 || gCurrentExample / 10 == customID) { drawItem( mItem[settings.mItem - 1].rect.left, mItem[settings.mItem - 1].rect.top, &mItem[settings.mItem - 1].label, true, false ); drawItem( mItem[i].rect.left, mItem[i].rect.top, &mItem[i].label, true, true ); itemNum = i + 1; settings.mItem = itemNum; } break; } if (gCurrentExample / 10 == paintBucketID) { Rect rect; void paintBucketExample(); /*SetRect( &rect, (*gWindow).portRect.right - (*gGWorld).portRect.right - 20, 37, (*gWindow).portRect.right - 20, 37 + (*gGWorld).portRect.bottom );*/ GetPortBounds(GetWindowPort(gWindow), &tempRect1); GetPortBounds(gGWorld, &tempRect2); SetRect( &rect, tempRect1.right - tempRect2.right - 20, 37, tempRect1.right - 20, 37 + tempRect2.bottom); paintBucketExample( &rect, 0, point ); } /* if (gCurrentExample / 10 == lassoID) { Rect rect; Rect frame; void lassoToolExample(); frame.left = point.h; frame.top = point.v; while( StillDown() ) { GetMouse( &point ); frame.right = point.h; frame.bottom = point.v; } SetRect( &rect, (*gWindow).portRect.right - (*gGWorld).portRect.right - 20, 37, (*gWindow).portRect.right - 20, 37 + (*gGWorld).portRect.bottom ); lassoToolExample( &rect, 0, &frame ); } */ if (itemNum != -1) { if (itemNum == 0) { drawSourceImage(); ticks = drawFXImage(); drawTime( ticks ); } else { if (gCurrentExample / 10 == customID) itemNum = gCurrentExample; else itemNum = ((gCurrentExample / 10) * 10) + itemNum; if (itemNum != gCurrentExample || itemNum / 10 == customID) { gCurrentExample = itemNum; drawSourceImage(); ticks = drawFXImage(); drawTime( ticks ); } } }}</pre>
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