path: root/doc/org.eclipse.cdt.doc.user/concepts/cdt_c_whatsnew.htm

                                                              
                
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html lang="en">
<head>
<meta name="copyright" content="Copyright (c) IBM Corporation and others 2007,2009 This page is made available under license. For full details, see the LEGAL section in the documentation that contains this page.">

<meta http-equiv="Content-Language" content="en-us">
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<link rel="STYLESHEET" href="../book.css"  type="text/css">
<style>
td {border-top: solid thin black;}
img[alt] {background-color:#ffdddd;}
tr {vertical-align: top;}
</style>
<title>CDT New and Noteworthy</title>
</head>
<body>

<h1 id="top">CDT 6.0 - New and Noteworthy</h1>
<p>Note: "New and Noteworthy" for <a href="#5.0">previous versions</a> is at the bottom of this file.</p>
<p>See <a href="http://wiki.eclipse.org/CDT/User/NewIn60">What's new in CDT 6.0</a> on the CDT wiki;
may contain other information.
</p>

<table cellpadding="10" cellspacing="0" width="600">
	<colgroup>
		<col width="20%">
		<col width="80%">
	</colgroup>
	<tbody>
		<p><!-- ******************** Editor ********************** -->
		<tr>
			<td colspan="2"><a name="Editor"></a>
			<div style="font-size: 20px; font-weight: bold;">Editor</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Rename in File</span></p>
			</td>
			<td>To make rename refactoring  work interactively in the editor,
			position the cursor on an identifier in the editor and hit Ctrl-1
			(the hotfix key).  Choose "Rename in file."
			Changing an identifier simultaneously changes all other references to that identifier.
			<p><img src="../images/60/RenameInFile.png" alt="Rename in File">
			</td>
		</tr>

		<tr>
			<td>
			<p align="right"><span class="bold">Refactoring</span></p>
			</td>
			<td>"Extract local variable" is added via editor context menu.  
			Select an expression in the editor and select Refactor > Extract local variable
			from the context menu.  
			<p><img src="../images/60/refactor_before.png" alt="refactor"></p>
			 <p><img src="../images/60/refactorExtractLocalVar.png" alt="refactoring context menu highlighting 'extract local variable'">   
			<p>Give the new local variable a name</p>
			<p><p><img src="../images/60/refactor_varname.png" alt="refactor"></p></p>
			A local variable is created from the expression and its
			use is inserted in the original expression.
			<p><img src="../images/60/refactor_after.png" alt="refactor"></p>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Add Include </span></p>
			</td>
			<td>Add Include significantly improved.
			<ul>
				<li>CDT can infer the header file of a function or class from its use and automatically insert the appropriate
				#include directive. For example create a file with a main method and a call to printf. Right click on the call to
				printf and select Source &gt; Add Include. CDT will infer that printf is defined in the cstdio header and
				automatically insert the #include directive for that header.
				<ul>
					<li>This feature works much better in CDT 6.0.</li>
				</ul>
				</li>
			</ul>

			<!-- <p><img src="../images/60/image.png" alt="alternate text for image for accessibility">   -->
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Outline View</span></p>
			</td>
			<td>
			<ul>
				<li>Inactive code is shown in Outline View. The CDT parser can now detect top-level declarations within
				inactive code blocks and display them in the outline view. Inactive declarations appear slightly greyed out and the
				icon has a slash through it.
				<p><img src="../images/60/CDT6.0_inactive_code_outline.png" alt="Inactive code in Outline View">
				<p>&nbsp;</p>
				</li>
				<li>Grouping of method definitions in the Outline view.
				<p></p>
				The outline view is now capable of displaying class members defined outside the class in the same way it displays
				members defined inside the class.
				<p></p>
				This feature can be turned on/off in the preferences.
				<p><img src="../images/60/CDT6.0_outline_group_methods2.png" alt="Grouping of method definitions in the Outline view">
				<p>&nbsp;</p>
				<p><img src="../images/60/CDT6.0_group_methods_prefernce2.png" alt="Method definitions grouping preference">
				<p>&nbsp;</p>
				</li>
			</ul>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold"> Macro Exploration </span></p>
			</td>
			<td>Improved Macro Exploration control.
			<ul>
				<li>The Macro Expansion hover now has a toolbar at the bottom of the control with back, forward and open
				declaration buttons.</li>
				<li>The title bar of the Macro Expansion hover is now draggable.</li>
				<p><img src="../images/60/CDT6.0_macro_hover.png" alt="Macro Expansion hover toolbar"></p>
			</ul>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Block selection mode </span></p>
			</td>
			<td>Block selection mode now works in the CDT editor.
			<p><img src="../images/60/CDT6.0_block_mode.png" alt="Block selection mode in editor">
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">C style block commenting</span></p>
			</td>
			<td>C style block commenting (Ctrl-Shift-/) improved
			<!--  <p><img src="../images/60/image.png" alt="alternate text for image for accessibility">     -->
			</td>
		</tr>

		<!-- ******************** Indexing ********************** -->
		<tr>
			<td colspan="2"><a name="Indexing"></a>
			<div style="font-size: 20px; font-weight: bold;">Indexing</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Implicit references and overloaded operators</span></p>
			</td>
			<td>
			<p></p>
			Index support for implicit references and overloaded operators:
			<ul>
				<li>The indexer now picks up references for uses of overloaded operators.</li>
				<li>The editor now has full support for overloaded operators including semantic highlighting, mark occurrences
				and open declaration.
				<p><img src="../images/60/CDT6.0_OO_editor.png" alt="Overloaded operators support in editor">
				<p>&nbsp;</p>
				</li>
				<li>A category has been added to the syntax highlighting options for overloaded operators.
				<p><img src="../images/60/CDT6.0_OO_syntax_preferences.png" alt="Overloaded operators syntax color option in preference">
				<p>&nbsp;</p>
				</li>
				<li>It is now possible to search for references to overloaded operators.
				<p><img src="../images/60/CDT6.0_OO_search.png" alt="Overloaded operators in search results">
				<p>&nbsp;</p>
				</li>
				<li>Uses of overloaded operators now show up in the call hierarchy view.
				<p><img src="../images/60/CDT6.0_OO_callh2.png" alt="Overloaded operators in call hierarchy view">
				<p>&nbsp;</p>
				</li>
				<li>The indexer is picking up more information to support this feature, therefore indexing time may be longer
				and the size of the index file will be larger. For this reason the indexer options page provides the option to turn
				off the collection of implicit references.
				<p><img src="../images/60/CDT6.0_OO_indexer_preferences.png" alt="Skip implicit references option in indexer preference">
				<p>&nbsp;</p>
				</li>
			</ul>
			</td>
		</tr>
		<tr>
		<td>
			<p align="right"><span class="bold">System Includes</span></p>
			</td>
			 
		 
			<td>
			<ul>
				<li>Heuristics to pick up otherwise unresolved include files from the project
				<p>In older versions of CDT the user was forced to manually set up all include paths that were not discovered by
				the build system. Now CDT is capable of automatically finding any header file that is located within the project
				without manual setup.
				<p>(See <a href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=213562">Bug 213562</a>)</p>
				<p>&nbsp;</p>
				</li>
				</ul>
				</td>
				</tr>
		
		<td>
			<p align="right"><span class="bold">Indexer Accuracy</span></p>
			</td>
			<td>
			<ul>
			<li>Rework of template instantiation
				<p>
				There have been significant improvements to the CDT editor for supporting C++ templates. Content assist now works
				much better within code that makes heavy use of templates.</p>
				<p>&nbsp;</p>
				 <li>
				There have been numerous improvements to the performance and accuracy of the CDT parser and indexer.</li>
			</ul>
			</td>
		</tr>
		<!-- ******************** Navigation and Search ********************** -->
		<tr>
			<td colspan="2"><a name="navAndSearch"></a>
			<div style="font-size: 20px; font-weight: bold;">Navigation and Search</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Open Declaration</span></p>
			</td>
			<td>Open Declaration (F3) improved, particularly for unresolved symbols.
			<p>Open Declaration is capable of detecting potential matches.</p>
			<p><img src="../images/60/CDT6.0_open_declaration.png" alt="Improved open declaration for unresolved symbols">
			<p>It is now possible to navigate from a delete statement to the destructor method that is implicitly called.</p>
			<p><img src="../images/60/CDT_6.0_delete.png" alt="Delete statement navigation">
			</td>
		</tr>

		<!-- ******************** Project and Build ********************** -->
		<tr>
			<td colspan="2"><a name="projAndBuild"></a>
			<div style="font-size: 20px; font-weight: bold;">Project and Build</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Converters</span></p>
			</td>
			<td>
			<ul>
				<li>Added a converter to convert a general project to a Managed make project</li>
				<li>Fixes to Makefile converter</li>
			</ul>
			</td>
		</tr>

		<tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Working Sets</span></p>
			</td>
			<td>
			<ul>
				<li>Complete overhaul of the user interface for Working Set Configurations:</li>
				<ul>
					<li>Updated Manage Working Set Configurations dialog for simpler workflows</li>
					<li>Quick access to configurations via a property page for Working Sets
					<br></br><img src="../images/60/New_cdtwsconfig_wsProperties.png" alt="New working set configuration dialog">
					<p>&nbsp;</p>
					
					</li>
					<li>Context menu actions on Working Sets in the Project Explorer for activating and building configurations
					<p><img src="../images/60/New_cdtwsconfig_wsContextMenu.png" alt="Activating and building working set configurations through context menu"></p>
					
					</li>
					<li>For more details, see the <a href="http://wiki.eclipse.org/CDT/designs/workingSets">working sets
					design document</a></li>
				</ul>
			</ul>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Make Targets View</span></p>
			</td>
			<td>
			<ul>
				<li>Icons, menu and dialogs have been enhanced. Build action uses hammer icon for consistency with project
				build icon in editor toolbar.
				<p><img src="../images/60/MTV.png" alt="Make Targets View">
				<p>&nbsp;</p>
				</p>
				</li>
				<li>Drag and Drop of Make Targets in Make Targets View. It is possible to copy/paste, drag files from Project
				Explorer to the view, or Make Targets to external editor, various options available.
				<p><img src="../images/60/MTV-DND.png" alt="Drag and Drop enabled in Make Targets View">
				<p>&nbsp;</p>
				</p>
				</li>
			</ul>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Error and Problem management</span></p>
			</td>
			<td>ErrorParserManager has been significantly simplified and improved. See <a
				href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=264715">bug 264715 </a>and its subtasks.
			<ul>
				<li>Uses a much more accurate algorithm for associating errors/warnings from build output with files in the
				workspace.</li>
				<li>Other C/C++ projects from the workspace are considered when looking for files.</li>
				<li>RSE EFS projects and EFS resources are supported.</li>
				<li>Improved performance.</li>
			</ul>
			<p><img src="../images/60/EPM-multi.png" alt="More accurate algorithm for associating errors/warnings from build output with files in the workspace">
			<p>In the <strong>Problems View</strong>, external file locations (outside of the workspace) have been moved to the Location
			column and associated with "Open External Location" menu.
			<p><img src="../images/60/PV-extloc.png" alt="Open External Location from context menu in Problems View">
			<ul>
				<li>Remote Project Support
				<ul>
					<li>New <strong>ICommandLauncher interface</strong> supports overriding how build commands are launched.</li>
					<li><strong>EFS resources</strong> now supported with Managed Build.</li>
				</ul>
				</li>
				<li>XL C/C++ Compiler Support
				<ul>
					<li>The <strong>XL C/C++ Error Parser</strong> has been modernized. It can handle compiler errors/warnings better and
					now also xlC linker warnings.</li>
					<li><strong>XL C/C++ v10.1 option support</strong> in Managed Build</li>
					<li><strong>XL UPC compiler</strong> support added.</li>
				</ul>
				</li>
				<li><strong>Headless Build</strong> You can now Import and Build CDT Projects without starting the IDE.</li>
			</ul>

			</td>
		</tr>

		<!-- ******************** Debug and Launch ********************** -->
		<tr>
			<td colspan="2"><a name="debugAndLaunch"></a>
			<div style="font-size: 20px; font-weight: bold;">Debug and Launch</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">DSF Integration</span></p>
			</td>
			<td>DSF (Eclipse Debugger Services Framework) integrated. See <a
				href="http://www.eclipse.org/dsdp/dd/development/relnotes/dd_news-1.1.html">DSF features</a> for more information.</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Launch Group</span></p>
			</td>
			<td>
			<p>New "Launch Group" launch configuration. Allows to launch several processes at once.</p>
			<p><img src="../images/60/Run_debug_launch_group.png" alt="Debug launch group">
			</td>
		</tr>
				<!-- ******************** Bugs fixed ********************** -->
		<tr>
			<td colspan="2"><a name="bugs60"></a>
			<div style="font-size: 20px; font-weight: bold;">Bugs fixed</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">Bugs fixed</span></p>
			</td>
			<td>Bugs fixed in this release: 
			<a href="http://bugs.eclipse.org/bugs/buglist.cgi?query_format=advanced&short_desc_type=allwordssubstr&short_desc=&classification=Tools&product=CDT&target_milestone=6.0&long_desc_type=allwordssubstr&long_desc=&bug_file_loc_type=allwordssubstr&bug_file_loc=&status_whiteboard_type=allwordssubstr&status_whiteboard=&keywords_type=allwords&keywords=&bug_status=RESOLVED&bug_status=VERIFIED&bug_status=CLOSED&resolution=FIXED&emailtype1=exact&email1=&emailtype2=substring&email2=&bugidtype=include&bug_id=&votes=&chfieldfrom=&chfieldto=Now&chfieldvalue=&cmdtype=doit&order=Reuse+same+sort+as+last+time&field0-0-0=noop&type0-0-0=noop&value0-0-0=">
			CDT 6.0 bug fixes</a>
		
			</td>
		</tr>
		
		<!-- ******************** NewTopic ********************** -->
		<!-- 
		<tr>
			<td colspan="2"><a name="NewTopic"></a>
			<div style="font-size: 20px; font-weight: bold;">Newtopic</div>
			</td>
		</tr>
		<tr>
			<td>
			<p align="right"><span class="bold">texthere</span></p>
			</td>
			<td>text here.
			<p><img src="../images/image.png" alt="alternate text for image for accessibility">
			</td>
		</tr>
		 -->
	</tbody>
</table>
<p><a href="#top">Back to Top</a> <!-- ******************** CDT 5.0 info ********************** -->
<h1 id="5.0">CDT 5.0 - New and Noteworthy</h1>
<p>CDT 5.0 includes new features in Editor, Call Hierarchy, 
Refactoring, Indexer, Projects &amp; Build, and Debug.
<p>
See <a href="http://wiki.eclipse.org/CDT/User/NewIn50">What's New in CDT 5.0</a> on the CDT Wiki for more information including screen shots.

<p>Highlights include:

<h3>Editor</h3>
<ul>
<li>Code and File Templates - user-definable templates can be used in New Class and New Source/Header File wizards.
<li>New preference page for Code Templates
<li>Outline view for assembly files
<li>Code formatter improvements including new whitespace and line wrapping options, Improved GNU coding style compliance
<li>Content assist improvements 
<li>Doxygen editor support - auto-generation of tags and a pluggable framework for other documentation tools is now available.
<li>Mark Occurrences - highlights where the selected identifier occurs elsewhere in the editor
<li>Folding of compound statements
<li>Macro Expansion hover and exploration tool
<li>Spell checking available and enabled by default
<li>Scalability mode for working with very large files.
<li>Visual Studio key bindings

</ul>
<h3>Navigation and Search</h3>
<ul>
<li>Open Declaration for operators, empty macros, element in outline view, etc
<li>Open Element support for static functions/variables, other improvements
<li>Search - for Static functions/variables, macros, references of local variables, Search view usability improvements
</ul>
<h3>Call Hierarchy</h3>
<ul>
<li>Read/write decorators indicate read/write status for variables
<li>Polymorphic method calls (virtual methods) support
</ul>
<h3>Refactoring</h3>
<ul>
<li>Refactoring infrastructure much improved, models transformation on the AST
<li>Generate Getters and Setters
<li>Hide Method
<li>Implement Method
<li>Extract Constant
<li>Extract Function
</ul>
<h3>Indexer</h3>
<ul>
<li>Improved accuracy and performance
<li>Entirely new preprocessor
<li>Improved infrastructure
<li>Visual indication of indexer status
</ul>
<h3>Projects and Build</h3>
<ul>
<li>Project Properties improved usability
<li>Make target locations - make targets at the project level are built in the project build directory
</ul>
<h3>Debug</h3>
<ul>
<li>Executables view
<li>Event breakpoints - added gdb catchpoints support
</ul>
<p><a href="#top">Back to Top</a>
<p>&nbsp;</p>

 
</body>
</html>