📄 config-tool-screen-layout.html
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<!-- Copyright (C) 2003 Red Hat, Inc. --><!-- This material may be distributed only subject to the terms --><!-- and conditions set forth in the Open Publication License, v1.0 --><!-- or later (the latest version is presently available at --><!-- http://www.opencontent.org/openpub/). --><!-- Distribution of the work or derivative of the work in any --><!-- standard (paper) book form is prohibited unless prior --><!-- permission is obtained from the copyright holder. --><HTML><HEAD><TITLE>Screen Layout</TITLE><meta name="MSSmartTagsPreventParsing" content="TRUE"><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="eCos User Guide"HREF="ecos-user-guide.html"><LINKREL="UP"TITLE="The eCos Configuration Tool"HREF="the-ecos-configuration-tool.html"><LINKREL="PREVIOUS"TITLE="Settings"HREF="config-tool-settings.html"><LINKREL="NEXT"TITLE="Updating the Configuration"HREF="config-tool-updating-configuration.html"></HEAD><BODYCLASS="CHAPTER"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">eCos User Guide</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="config-tool-settings.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom"></TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="config-tool-updating-configuration.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><DIVCLASS="CHAPTER"><H1><ANAME="CONFIG-TOOL-SCREEN-LAYOUT">Chapter 18. Screen Layout</H1><P>The following windows are available within the <SPANCLASS="PRODUCTNAME">eCos</SPAN> <SPANCLASS="APPLICATION"> Configuration Tool</SPAN>: </P><P></P><UL><LI><P> Configuration Window</P></LI><LI><P> Properties Window</P></LI><LI><P> Short Description</P></LI><LI><P> Conflicts</P></LI><LI><P> Output</P></LI></UL><P>The layout of the windows may be adjusted to suit your preferences: see <AHREF="config-tool-settings.html">the Section called <I>Settings</I> in Chapter 17</A>.</P><DIVCLASS="SECT1"><H1CLASS="SECT1"><ANAME="CONFIG-TOOL-CONFIGURATION-WINDOW">Configuration Window</H1><P>This is the principal window used to configure <SPANCLASS="PRODUCTNAME">eCos</SPAN>. It takes the form of a tree-based representation of the configuration items within the currently loaded <SPANCLASS="PRODUCTNAME">eCos</SPAN> packages.</P><P>In the case of items whose values may be changed, controls are available to set the item values. These either take the form of check boxes or radio buttons within the tree itself or cells to the right of the thin vertical splitter bar. Controls in the tree may be used in the usual way; cells, however, must first be activated.</P><P>To activate a cell, simply click on it: it will assume a sunkenappearance and data can then be edited in the cell. To terminatein-cell editing, click elsewhere in the configuration window orpress <SPANCLASS="emphasis"><ICLASS="EMPHASIS">ENTER</I></SPAN>. To discard the partial resultsof in-cell editing and revert to the previous value, press <SPANCLASS="emphasis"><ICLASS="EMPHASIS">ESCAPE</I></SPAN>.</P><P><P><IMGSRC="pix/configwin.png"></P></P><P>Cells come in three varieties, according to the type of data they accept:</P><DIVCLASS="TABLE"><ANAME="AEN1273"><P><B>Table 18-1. Cell types</B></P><TABLEBORDER="1"CLASS="CALSTABLE"><THEAD><TR><THALIGN="LEFT"VALIGN="TOP">Cell Type</TH><THALIGN="LEFT"VALIGN="TOP"><P>Data Accepted</P></TH></TR></THEAD><TBODY><TR><TDALIGN="LEFT"VALIGN="TOP">Integer</TD><TDALIGN="LEFT"VALIGN="TOP">Decimal or hexadecimal values</TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP">Floating Point</TD><TDALIGN="LEFT"VALIGN="TOP">Floating point values</TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP">String</TD><TDALIGN="LEFT"VALIGN="TOP">Any</TD></TR></TBODY></TABLE></DIV><P>In the case of string cells, you can double-click the cellto display a dialog box containing a larger region in which to editthe string value. This is useful in the case of long strings, orthose spanning multiple lines.</P><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN1292">Disabled items</H2><P>Some items will appear disabled. In this case the item label and any associated controls and cells will be grayed. It is not be possible to change the values of disabled items.</P><DIVCLASS="SECT3"><H3CLASS="SECT3"><ANAME="AEN1295">Right-Clicking</H3><P>You can right-click on an item in the configuration window item to display a pop-up menu which (depending on the type of the item selected) allows you to:</P><P></P><UL><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Properties</I></SPAN> – information relating to the currently selected item is displayed. The information is equivalent to that displayed in the Properties Window.</P></LI><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Restore Defaults</I></SPAN> - the default value of the currently selected item is restored.</P></LI><LI><P><SPANCLASS="emphasis"><ICLASS="EMPHASIS">Visit Documentation</I></SPAN> - causes the HTML page most closely relating to the currently selected item to be displayed. This has the same effect as double-clicking the URL property in the Properties Window.</P></LI><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">View Header File</I></SPAN> – this causes the file containing the items to be displayed. This is equivalent to double-clicking on the File property in the Properties Window. The viewer used for this purpose may be changed using the <SPANCLASS="emphasis"><ICLASS="EMPHASIS">View->Settings</I></SPAN> menu item (see <AHREF="config-tool-settings.html">the Section called <I>Settings</I> in Chapter 17</A>). Note that this operation is only possible when the current configuration is saved, in order to avoid the possibility of changing the source repository.</P></LI><LI><P><SPANCLASS="emphasis"><ICLASS="EMPHASIS">Unload Package</I></SPAN> - this is equivalent to using the <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Build->Packages</I></SPAN> menu item to select and unload the package in question.</P></LI></UL></DIV></DIV><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN1317">Conflicts Window</H2><P>This window exists to display any configuration item conflicts. Conflicts are the result of failures to meet the requirements between configuration items expressed in the CDL. See <AHREF="cdl-conflicts.html">the Section called <I>Conflicts</I> in Chapter 24</A> .<P><IMGSRC="pix/conflictwin.png"></P></P><P>The window comprises three columns:</P><P></P><UL><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Item</I></SPAN></P><P>This is the macro name of the first item involved in the conflict.</P></LI><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Conflict</I></SPAN></P><P>This is a description of the conflict type. The currently supported types are “unresolved”, “illegal value”, “evaluation exception”, “goal unsatisfied” and “bad data”.</P></LI><LI><P> <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Property</I></SPAN></P><P>This contains a description of the configuration item’s property that caused the conflict.</P><P>Within the conflicts window you can right-click on any item to display a context menu which allows you to choose from one of the following options:</P></LI></UL><P>To locate the item involved in theconflict, double-click in the first or third column, orright-click over the item and choose <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Locate</I></SPAN>from the popup menu.</P><P>You can use the <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Tools->Resolve Conflicts</I></SPAN> menuitem, or right-click over the item and select <SPANCLASS="emphasis"><ICLASS="EMPHASIS">Resolve</I></SPAN> from the popup menu,to resolve conflicts — <AHREF="config-tool-using-templates.html#RESOLVING-CONFLICTS">the Section called <I>Resolving conflicts</I> in Chapter 19</A>.</P><DIVCLASS="SECT3"><H3CLASS="SECT3"><ANAME="AEN1343">Output Window</H3><P>This window displays any output generated by execution of external tools and any error messages that are not suitable for display in other forms (for example, as message boxes).</P><P>Within the output window you can right-click to display acontext menu which allows you to:</P><P></P><UL><LI><P>Save the contents of the window to a file</P></LI><LI><P>Clear the contents of the window</P></LI></UL></DIV><DIVCLASS="SECT3"><H3CLASS="SECT3"><ANAME="AEN1352">Properties Window</H3><P>This window displays the CDL properties of the item currently selected in the configuration window. The same information may be displayed by right-clicking the item and selecting “properties”.</P><P> <P><IMGSRC="pix/propwin.png"></P></P><P>Two properties may be double-clicked as follows:</P><P></P><UL><LI><P><SPANCLASS="emphasis"><ICLASS="EMPHASIS">URL</I></SPAN> – double-clicking on a URL property causes the referenced HTML page to be displayed. This has the same effect as right-clicking on the item and choosing “Visit Documentation”.</P></LI><LI><P><SPANCLASS="emphasis"><ICLASS="EMPHASIS">File</I></SPAN> – double-clicking on a File property in a saved configuration causes the File to be displayed. The viewer used for this purpose may be changed using the <SPANCLASS="emphasis"><ICLASS="EMPHASIS">View->Settings</I></SPAN> menu item. Note that this operation is only possible when the current configuration is saved, in order to avoid the possibility of changing the source repository.</P></LI></UL></DIV><DIVCLASS="SECT3"><H3CLASS="SECT3"><ANAME="AEN1366">Short Description Window</H3><P>This window displays a short description of the item currently selected in the configuration window. More extensive documentation may be available by right-clicking on the item and choosing “Visit Documentation”.</P></DIV></DIV></DIV></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="config-tool-settings.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="ecos-user-guide.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="config-tool-updating-configuration.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">Settings</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="the-ecos-configuration-tool.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">Updating the Configuration</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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