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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
<html>
<head>
<!-- BEGIN META TAG INFO -->
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<link rel="home" href="http://developer.apple.com/">
<link rel="find" href="http://developer.apple.com/search/">
<link rel="stylesheet" type="text/css" href="../../documentation/css/adcstyle.css" title="fonts">
<script language="JavaScript" src="../../documentation/js/adc.js" type="text/javascript"></script>
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<title>Carbon Porting Tutorial - /0_Tutorial/Data Browser.html</title>
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<script language="JavaScript">
function JumpToNewPage() {
window.location=document.scpopupmenu.gotop.value;
return true;
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</script>
</head>
<!-- BEGIN BODY OPEN -->
<body>
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<center>
<!-- END CENTER OPEN -->
<!-- BEGIN LOGO AND SEARCH -->
<!--#include virtual="/includes/adcnavbar"-->
<!-- END LOGO AND SEARCH -->
<!-- START BREADCRUMB -->
<div id="breadcrumb">
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr>
<td scope="row"><img width="340" height="10" src="images/1dot.gif" alt=""></td>
<td><img width="340" height="10" src="images/1dot.gif" alt=""></td>
</tr>
<tr valign="middle">
<td align="left" colspan="2">
<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/UserExperience/index.html">User Experience</a> > <a href="../../samplecode/UserExperience/idxPorting-date.html">Porting</a> > <A HREF="javascript:location.replace('index.html');">Carbon Porting Tutorial</A> >
</td>
</tr>
<tr>
<td colspan="2" scope="row"><img width="680" height="35" src="images/1dot.gif" alt=""></td>
</tr>
</table>
</div>
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<!-- START TITLE GRAPHIC AND INTRO-->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top">
<td><h1><div id="pagehead">Carbon Porting Tutorial</div></h1></td>
</tr>
</table>
<!-- END TITLE GRAPHIC AND INTRO -->
<!-- START WIDE COLUMN -->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top">
<td id="scdetails">
<h2>/0_Tutorial/Data Browser.html</h2>
<form name="scpopupmenu" onSubmit="return false;" method=post>
<p><strong>View Source Code:</strong>
<select name="gotop" onChange="JumpToNewPage();" style="width:340px"><option selected value="ingnore">Select File</option>
<option value="listing1.html">/0_ Tutorial Start Here.html</option>
<option value="listing2.html">/0_Tutorial/Carbon Events.html</option>
<option value="listing3.html">/0_Tutorial/Classic.html</option>
<option value="listing4.html">/0_Tutorial/Conclusion.html</option>
<option value="listing5.html">/0_Tutorial/Data Browser.html</option>
<option value="listing6.html">/0_Tutorial/First Carbon.html</option>
<option value="listing7.html">/0_Tutorial/HIToolbox.html</option>
<option value="listing8.html">/0_Tutorial/Mach-O.html</option>
<option value="listing9.html">/0_Tutorial/SampleCode.css</option>
<option value="listing10.html">/0_Tutorial/Universal Binary.html</option>
<option value="listing11.html">/1_Classic/ExamplePrefs.c</option>
<option value="listing12.html">/1_Classic/ExamplePrefs.h</option>
<option value="listing13.html">/1_Classic/ExamplePrefs.r</option>
<option value="listing14.html">/1_Classic/Help.c</option>
<option value="listing15.html">/1_Classic/Help.h</option>
<option value="listing16.html">/1_Classic/Help.r</option>
<option value="listing17.html">/1_Classic/IconListDef/IconListDef.c</option>
<option value="listing18.html">/1_Classic/IconListDef/IconListDef.h</option>
<option value="listing19.html">/1_Classic/IconListDef/Prefix.h</option>
<option value="listing20.html">/1_Classic/IconListUtilities.c</option>
<option value="listing21.html">/1_Classic/IconListUtilities.h</option>
<option value="listing22.html">/1_Classic/Includes.txt</option>
<option value="listing23.html">/1_Classic/MissingConstants.h</option>
<option value="listing24.html">/1_Classic/MissingConstants.r</option>
<option value="listing25.html">/1_Classic/Prefix.h</option>
<option value="listing26.html">/1_Classic/PrefsDialog.c</option>
<option value="listing27.html">/1_Classic/PrefsDialog.h</option>
<option value="listing28.html">/1_Classic/PrefsDialog.r</option>
<option value="listing29.html">/1_Classic/PrefsWindow.c</option>
<option value="listing30.html">/1_Classic/PrefsWindow.h</option>
<option value="listing31.html">/1_Classic/PrefsWindow.r</option>
<option value="listing32.html">/1_Classic/ReadMe.txt</option>
<option value="listing33.html">/2_First_Carbon/CarbonPrefix.h</option>
<option value="listing34.html">/2_First_Carbon/ClassicIncludes.txt</option>
<option value="listing35.html">/2_First_Carbon/ClassicPrefix.h</option>
<option value="listing36.html">/2_First_Carbon/ExamplePrefs.c</option>
<option value="listing37.html">/2_First_Carbon/ExamplePrefs.h</option>
<option value="listing38.html">/2_First_Carbon/ExamplePrefs.r</option>
<option value="listing39.html">/2_First_Carbon/Help.c</option>
<option value="listing40.html">/2_First_Carbon/Help.h</option>
<option value="listing41.html">/2_First_Carbon/Help.r</option>
<option value="listing42.html">/2_First_Carbon/IconListDef/IconListDef.c</option>
<option value="listing43.html">/2_First_Carbon/IconListDef/IconListDef.h</option>
<option value="listing44.html">/2_First_Carbon/IconListDef/Prefix.h</option>
<option value="listing45.html">/2_First_Carbon/IconListUtilities.c</option>
<option value="listing46.html">/2_First_Carbon/IconListUtilities.h</option>
<option value="listing47.html">/2_First_Carbon/MissingConstants.h</option>
<option value="listing48.html">/2_First_Carbon/MissingConstants.r</option>
<option value="listing49.html">/2_First_Carbon/PrefsDialog.c</option>
<option value="listing50.html">/2_First_Carbon/PrefsDialog.h</option>
<option value="listing51.html">/2_First_Carbon/PrefsDialog.r</option>
<option value="listing52.html">/2_First_Carbon/PrefsWindow.c</option>
<option value="listing53.html">/2_First_Carbon/PrefsWindow.h</option>
<option value="listing54.html">/2_First_Carbon/PrefsWindow.r</option>
<option value="listing55.html">/2_First_Carbon/ReadMe.txt</option>
<option value="listing56.html">/3_Carbon_Events/CarbonPrefix.h</option>
<option value="listing57.html">/3_Carbon_Events/ClassicIncludes.txt</option>
<option value="listing58.html">/3_Carbon_Events/ClassicPrefix.h</option>
<option value="listing59.html">/3_Carbon_Events/ExamplePrefs.c</option>
<option value="listing60.html">/3_Carbon_Events/ExamplePrefs.h</option>
<option value="listing61.html">/3_Carbon_Events/ExamplePrefs.r</option>
<option value="listing62.html">/3_Carbon_Events/Help.c</option>
<option value="listing63.html">/3_Carbon_Events/Help.h</option>
<option value="listing64.html">/3_Carbon_Events/Help.r</option>
<option value="listing65.html">/3_Carbon_Events/IconListDef/IconListDef.c</option>
<option value="listing66.html">/3_Carbon_Events/IconListDef/IconListDef.h</option>
<option value="listing67.html">/3_Carbon_Events/IconListDef/Prefix.h</option>
<option value="listing68.html">/3_Carbon_Events/IconListUtilities.c</option>
<option value="listing69.html">/3_Carbon_Events/IconListUtilities.h</option>
<option value="listing70.html">/3_Carbon_Events/MissingConstants.h</option>
<option value="listing71.html">/3_Carbon_Events/MissingConstants.r</option>
<option value="listing72.html">/3_Carbon_Events/PrefsDialog.c</option>
<option value="listing73.html">/3_Carbon_Events/PrefsDialog.h</option>
<option value="listing74.html">/3_Carbon_Events/PrefsDialog.r</option>
<option value="listing75.html">/3_Carbon_Events/PrefsWindow.c</option>
<option value="listing76.html">/3_Carbon_Events/PrefsWindow.h</option>
<option value="listing77.html">/3_Carbon_Events/PrefsWindow.r</option>
<option value="listing78.html">/3_Carbon_Events/ReadMe.txt</option>
<option value="listing79.html">/4_Mach-O/ExamplePrefs.c</option>
<option value="listing80.html">/4_Mach-O/ExamplePrefs.h</option>
<option value="listing81.html">/4_Mach-O/ExamplePrefs.r</option>
<option value="listing82.html">/4_Mach-O/Help.c</option>
<option value="listing83.html">/4_Mach-O/Help.h</option>
<option value="listing84.html">/4_Mach-O/Help.r</option>
<option value="listing85.html">/4_Mach-O/IconListDef.c</option>
<option value="listing86.html">/4_Mach-O/IconListDef.h</option>
<option value="listing87.html">/4_Mach-O/IconListUtilities.c</option>
<option value="listing88.html">/4_Mach-O/IconListUtilities.h</option>
<option value="listing89.html">/4_Mach-O/Mach-OPrefix.h</option>
<option value="listing90.html">/4_Mach-O/MissingConstants.h</option>
<option value="listing91.html">/4_Mach-O/MissingConstants.r</option>
<option value="listing92.html">/4_Mach-O/PEFPrefix.h</option>
<option value="listing93.html">/4_Mach-O/PrefsDialog.c</option>
<option value="listing94.html">/4_Mach-O/PrefsDialog.h</option>
<option value="listing95.html">/4_Mach-O/PrefsDialog.r</option>
<option value="listing96.html">/4_Mach-O/PrefsWindow.c</option>
<option value="listing97.html">/4_Mach-O/PrefsWindow.h</option>
<option value="listing98.html">/4_Mach-O/PrefsWindow.r</option>
<option value="listing99.html">/5_Data_Browser/English.lproj/ExamplePrefs.r</option>
<option value="listing100.html">/5_Data_Browser/English.lproj/PrefsDialog.r</option>
<option value="listing101.html">/5_Data_Browser/English.lproj/PrefsWindow.r</option>
<option value="listing102.html">/5_Data_Browser/ExamplePrefs.c</option>
<option value="listing103.html">/5_Data_Browser/ExamplePrefs.h</option>
<option value="listing104.html">/5_Data_Browser/Help.c</option>
<option value="listing105.html">/5_Data_Browser/Help.h</option>
<option value="listing106.html">/5_Data_Browser/IconDBCallbacks.c</option>
<option value="listing107.html">/5_Data_Browser/IconDBCallbacks.h</option>
<option value="listing108.html">/5_Data_Browser/IconDBUtilities.c</option>
<option value="listing109.html">/5_Data_Browser/IconDBUtilities.h</option>
<option value="listing110.html">/5_Data_Browser/Mach-OPrefix.h</option>
<option value="listing111.html">/5_Data_Browser/MissingConstants.r</option>
<option value="listing112.html">/5_Data_Browser/PEFPrefix.h</option>
<option value="listing113.html">/5_Data_Browser/PrefsDialog.c</option>
<option value="listing114.html">/5_Data_Browser/PrefsDialog.h</option>
<option value="listing115.html">/5_Data_Browser/PrefsWindow.c</option>
<option value="listing116.html">/5_Data_Browser/PrefsWindow.h</option>
<option value="listing117.html">/6_HIToolbox/ExamplePrefs.c</option>
<option value="listing118.html">/6_HIToolbox/ExamplePrefs.h</option>
<option value="listing119.html">/6_HIToolbox/ExamplePrefs.r</option>
<option value="listing120.html">/6_HIToolbox/Help.c</option>
<option value="listing121.html">/6_HIToolbox/Help.h</option>
<option value="listing122.html">/6_HIToolbox/IconDBCallbacks.c</option>
<option value="listing123.html">/6_HIToolbox/IconDBCallbacks.h</option>
<option value="listing124.html">/6_HIToolbox/IconDBUtilities.c</option>
<option value="listing125.html">/6_HIToolbox/IconDBUtilities.h</option>
<option value="listing126.html">/6_HIToolbox/Mach-OPrefix.h</option>
<option value="listing127.html">/6_HIToolbox/MissingConstants.r</option>
<option value="listing128.html">/6_HIToolbox/PEFPrefix.h</option>
<option value="listing129.html">/6_HIToolbox/PrefsDialog.c</option>
<option value="listing130.html">/6_HIToolbox/PrefsDialog.h</option>
<option value="listing131.html">/6_HIToolbox/PrefsDialog.r</option>
<option value="listing132.html">/6_HIToolbox/PrefsWindow.c</option>
<option value="listing133.html">/6_HIToolbox/PrefsWindow.h</option>
<option value="listing134.html">/6_HIToolbox/PrefsWindow.r</option>
<option value="listing135.html">/7_Universal_Binary/ExamplePrefs.c</option>
<option value="listing136.html">/7_Universal_Binary/ExamplePrefs.h</option>
<option value="listing137.html">/7_Universal_Binary/IconDBCallbacks.c</option>
<option value="listing138.html">/7_Universal_Binary/IconDBCallbacks.h</option>
<option value="listing139.html">/7_Universal_Binary/IconDBUtilities.c</option>
<option value="listing140.html">/7_Universal_Binary/IconDBUtilities.h</option>
<option value="listing141.html">/7_Universal_Binary/Prefix.h</option>
<option value="listing142.html">/7_Universal_Binary/PrefsDialog.c</option>
<option value="listing143.html">/7_Universal_Binary/PrefsDialog.h</option>
<option value="listing144.html">/7_Universal_Binary/PrefsWindow.c</option>
<option value="listing145.html">/7_Universal_Binary/PrefsWindow.h</option></select>
</p>
</form>
<p><strong><a href="CarbonPorting.zip">Download Sample</a></strong> (“CarbonPorting.zip”, 2.20M)<BR>
<strong><a href="CarbonPorting.dmg">Download Sample</a></strong> (“CarbonPorting.dmg”, 2.47M)</p>
<!--
<p><strong><a href="#">Download Sample</a></strong> (“filename.sit”, 500K)</p>
-->
</td>
</tr>
<tr>
<td scope="row"><img width="680" height="10" src="images/1dot.gif" alt=""><br>
<img height="1" width="680" src="images/1dot_919699.gif" alt=""><br>
<img width="680" height="20" src="images/1dot.gif" alt=""></td>
</tr>
<tr>
<td scope="row">
<!--googleon: index -->
<pre class="sourcecodebox"><?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>Data Browser</title>
<link rel="stylesheet" href="SampleCode.css" type="text/css" />
</head>
<body>
<h1>Tutorial: Updating a Classic application to modern Carbon</h1>
<h2>5. The Data Browser Control</h2>
<p>
The main UI element in the sample application is the list box which is based on the deprecated List Manager. This step replaces that with the Data Browser control. The drawing code is largely unchanged from the custom list drawing procedure. Drawing a fill style highlight in a custom Data Browser column is actually tricky because the callback only passes in the content part bounds.
</p>
<div class="mycodebox">
<pre>
pascal void DrawIconDataBrowserItemCB(ControlRef browser, DataBrowserItemID item,
DataBrowserPropertyID property,
DataBrowserItemState itemState, const Rect *theRect,
SInt16 gdDepth, Boolean colorDevice)
{
#pragma unused (theRect)
Rect enclosingRect, iconRect, textRect;
Boolean active;
IconDBItemDataRec *itemData;
GetDataBrowserItemPartBounds(browser, item, property, kDataBrowserPropertyEnclosingPart,
&amp;enclosingRect);
active = IsControlActive(browser);
if ((itemState &amp; kDataBrowserItemIsSelected) != 0)
{
ThemeDrawingState savedState;
GetThemeDrawingState(&amp;savedState);
SetThemePen(active ? kThemeBrushPrimaryHighlightColor : kThemeBrushSecondaryHighlightColor,
gdDepth, colorDevice);
PaintRect(&amp;enclosingRect);
SetThemeDrawingState(savedState, true);
}
calculateDrawingBounds(&amp;enclosingRect, &amp;iconRect, &amp;textRect); // get the drawing Rects
itemData = (IconDBItemDataRec *)item;
PlotIconRef(&amp;iconRect, kAlignNone, active ? kTransformNone : kTransformDisabled,
kIconServicesNormalUsageFlag, itemData->icon);
DrawThemeTextBox(itemData->name, kThemeViewsFont,
active ? kThemeStateActive : kThemeStateInactive, true, &amp;textRect,
teCenter, NULL);
}
</pre>
</div>
<p>
Another useful data browser callback is one that informs of selection changes. This step takes advantage of that callback to handle the panel switching.
</p>
<div class="mycodebox">
<pre>
pascal void IconDataBrowserItemSelectionCB(ControlRef browser, DataBrowserItemID item,
DataBrowserItemNotification message)
{
#pragma unused (browser)
IconDBItemDataRec *itemData;
itemData = (IconDBItemDataRec *)item;
switch (message)
{
case kDataBrowserItemSelected:
SetControlVisibility(itemData->userPane, true, true); // this will draw over the
break; // previously selected user pane
case kDataBrowserItemDeselected:
SetControlVisibility(itemData->userPane, false, false); // we've already been
break; // drawn over so there's no need to update the display (which would flicker)
}
}
</pre>
</div>
<p>
This was a good time to improve the localization and bundle support in the sample application. All displayed strings moved out of string resources and into strings files, and icons are moved out of icon resources and into icon files. Both file types are read in using Bundle Services, and the remaining resources are localized. See IconDBUtilities.c in 5_Data_Browser to see how the application loads in its resources. The window's Carbon event handler is also greatly simplified, see PrefsWindow.c.
</p>
<p><a href="HIToolbox.html">Next Page</a></p>
<p><a href="Mach-O.html">Previous Page</a></p>
<p><a href="../0_%20Tutorial%20Start%20Here.html">Return to Main Page</a></p>
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</pre>
<!--googleoff: index -->
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<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=1&url=/samplecode/CarbonPorting/listing5.html%3Fid%3DDTS10003904-1.0&media=dvd" target=_new>Yes</a>: Tell us what works for you.</div>
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