<listitem><para>Type the string that you want to find in the <guilabel>Search for</guilabel> field. You can include special characters such as a new line or tab: see <xref linkend="gedit-find-escapes"/>.</para>
</listitem>
<listitem><para>Click <guibutton>Find</guibutton> to search the file for the first occurrence of the string after your current cursor position. If <application>gedit</application> finds the string, the application selects first occurrence of the string. Other occurrences of the string are highlighted.</para>
</listitem>
<listitem><para>To find the next occurrence of the string, click <guibutton>Find</guibutton> or choose <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Find Next</guimenuitem> </menuchoice>. To find the previous occurrence of the text, choose <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Find Previous</guimenuitem> </menuchoice>.</para>
</listitem>
</orderedlist>
<para>After you have closed the <guilabel>Find</guilabel> dialog, you can still move the selection to other occurrences of the text by choosing <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Find Next</guimenuitem> </menuchoice> and <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Find Previous</guimenuitem> </menuchoice>.</para>
<para>To remove the highlighting from the text, choose <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Clear Highlight</guimenuitem> </menuchoice>.</para>
<para>Incremental search highlights matching text in the document as you type it letter by letter. (This is similar to the search feature in several web browsers.)</para>
<para>To start an incremental search, choose <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Incremental Search</guimenuitem> </menuchoice>. The search box appears at the top of the display area. </para>
<para>Begin typing, and text that matches will be highlighted in the document. The first instance after the cursor position is also selected.</para>
<para>To advance the selection to the next match while keeping the incremental search box open, press <keycombo><keycap>Ctrl</keycap><keycap>G</keycap></keycombo>. Press <keycombo><keycap>Ctrl</keycap><keycap>Shift</keycap><keycap>G</keycap></keycombo> to go back to the previous match.</para>
<tip><para>You can also use the up and down arrow keys or the mouse wheel to move the selection between matches.</para></tip>
</sect2>
<!-- ============= To Find and Replace Text =================== -->
<para>To search a file for a string, and replace the string with an alternative string, perform the following steps:</para>
<orderedlist>
<listitem><para>Choose <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Replace</guimenuitem> </menuchoice> to display the <guilabel>Replace</guilabel> dialog.</para>
</listitem>
<listitem><para>Type the string that you want to find, in the <guilabel>Search for</guilabel> field. You can include special characters such as a new line or tab: see <xref linkend="gedit-find-escapes"/>.</para></listitem>
<listitem><para>Type the string that you want to use to replace the string that you find, in the <guilabel>Replace with</guilabel> field.</para>
</listitem>
</orderedlist>
<para>To examine each occurrence of the string before replacing it, click <guibutton>Find</guibutton>. If <application>gedit</application> finds the string, the application selects the string. Click <guibutton>Replace</guibutton> to replace the selected occurrence of the string. To find the next occurrence of the string, click <guibutton>Find</guibutton> again.</para>
<para>To replace all occurrences of the string throughout the document, click <guibutton>Replace All</guibutton>.</para>
</sect2>
<!-- ============= Find and Replace Options ============================ -->
<para>The <guilabel>Find</guilabel> dialog and the <guilabel>Replace</guilabel> dialog both have the following options:</para>
<itemizedlist>
<listitem><para>Select the <guilabel>Match case</guilabel> option to only find occurrences of the string that match the case of the text that you type. For example, with <guilabel>Match case</guilabel> selected, "TEXT" will not match "text".</para>
</listitem>
<listitem><para>Select the <guilabel>Match entire word only</guilabel> option to only find occurrences of the string that match the entire words of the text that you type. For example, with <guilabel>Match entire word only</guilabel> selected, "text" will not match "texture". </para>
</listitem>
<listitem><para>Select the <guilabel>Search backwards</guilabel> option to search backwards towards the beginning of the document. </para>
</listitem>
<listitem><para>Select the <guilabel>Wrap around</guilabel> option to search to one end of the document and then continue the search from the other end of the file. </para>
</listitem>
</itemizedlist>
</sect2>
<!-- ============= Special Characters ============================ -->
<para>The backslash character itself must be escaped if it is being searched for.
For example, if you are looking for the "<literal>\n</literal>" literal, you will
have to type "\\n" in the <guilabel>Search for</guilabel> field. Or if you are
looking for a sequence of backslashes, you will have to double the number of
searched backslashes.</para>
</listitem>
</varlistentry>
</variablelist>
</sect2>
<!-- ============= To Position the Cursor on a Specific Line ======================= -->
<sect2 id="gedit-goto-line">
<title>Positioning the Cursor on a Specific Line</title>
<para>To position the cursor on a specific line in the current file, choose <menuchoice> <guimenu>Search</guimenu> <guimenuitem>Go to Line</guimenuitem> </menuchoice>. The line number box appears at the top of the display area.</para>
<para>Begin typing the number of the line that you want to move the cursor to and the document will scroll to the specified line.</para>
<para>To dismiss the box and move the cursor to the specified line, press <keycap>Return</keycap>.</para>
</sect2>
</sect1>
<sect1 id="gedit-printing">
<title>Εκτύπωση</title>
<!-- ============= To Set the Page Options ============================ -->
<sect2 id="gedit-page-setup">
<title>Setting the Page Options</title>
<para>To set the page options, choose <menuchoice> <guimenu>File</guimenu> <guimenuitem>Page Setup</guimenuitem> </menuchoice> to display the <guilabel>Page Setup</guilabel> dialog.</para>
<para>The <guilabel>Page Setup</guilabel> dialog enables you to specify the following print options:</para>
<para>Select this option to print syntax highlighting. For more information about syntax highlighting, see <xref linkend="gedit-set-highlightmode"/>. </para>
<para>Select the <guilabel>Print line numbers</guilabel> option to include line numbers when you print a file. </para>
<para>Use the <guilabel>Number every ... lines </guilabel> spin box to specify how often to print the line numbers, for example every 5 lines, every 10 lines, and so on. </para>
<para>Select the <guilabel>Enable text wrapping</guilabel> option to wrap text onto the next line, at a character level, when you print a file. The application counts wrapped lines as one line for line numbering purposes.
</para>
<para>Select the <guilabel>Do not split words over two lines</guilabel> option to wrap text onto the next line, at a word level, when you print a file.
<para>Click on this button to select the font to use to print line numbers.</para>
</listitem>
</varlistentry>
<varlistentry> <term><guilabel>Headers and footers</guilabel> </term>
<listitem>
<para>Click on this button to select the font to use to print the headers and footers in a file. </para>
</listitem>
</varlistentry>
</variablelist>
<para>To reset the fonts to the default fonts for printing a file from <application>gedit</application>, click <guibutton>Restore Default Fonts</guibutton>.</para>
</sect3>
</sect2>
<!-- ============= To Print a File ============================ -->
<sect2 id="gedit-print-file">
<title>Printing a Document</title>
<para>You can use <application>gedit</application> to perform the following print operations:</para>
<itemizedlist>
<listitem><para>Print a document to a printer. </para>
</listitem>
<listitem><para>Print the output of the print command to a file.</para>
</listitem>
</itemizedlist>
<para>If you print to a file, <application>gedit</application> sends the output of the file to a pre-press format file. The most common pre-press formats are PostScript and Portable Document Format (PDF).</para>
<para>To preview the pages that you want to print, choose <menuchoice> <guimenu>File</guimenu> <guimenuitem>Print Preview</guimenuitem> </menuchoice>.</para>
<para>To print the current file to a printer or a file, choose <menuchoice> <guimenu>File</guimenu> <guimenuitem>Print</guimenuitem> </menuchoice> to display the <guilabel>Print</guilabel> dialog.</para>
<para>The <guilabel>Print</guilabel> dialog enables you to specify the following print options:</para>
<para>Select one of the following options to determine how many pages to print:</para>
<itemizedlist>
<listitem>
<para><guilabel>All</guilabel></para>
<para>Select this option to print all of the pages in the file.</para>
</listitem>
<listitem>
<para><guilabel>Lines</guilabel></para>
<para>Select this option to print the specified lines only. Use the <guilabel>From</guilabel> and <guilabel>To</guilabel> spin boxes to specify the line range.</para>
</listitem>
<listitem>
<para><guilabel>Selection</guilabel></para>
<para>Select this option to print the selected text only. This option is only available if you select text.</para>
<para>Use this drop-down list to select the printer settings.
</para>
<para>To configure the printer, click <guibutton>Configure</guibutton>. For example, you can enable or disable duplex printing, or schedule delayed printing, if this functionality is supported by the printer.
<para>Use this drop-down list to select the page layout. A preview of each layout that you select is displayed in the <guilabel>Preview</guilabel> area.</para>
<para>Use this drop-down list to select the paper tray.
</para> </listitem>
</varlistentry>
</variablelist>
</sect3>
</sect2>
</sect1>
<sect1 id="gedit-programming-features">
<title>Programming Features</title>
<para>Several of <application>gedit</application>'s features for programming are provided with plugins. For example, the Tag List plugin provides a list of commonly-used tags for different markup languages: see <xref linkend="gedit-tag-list-plugin"/>.</para>
<para>Syntax highlighting makes source code easier to read by showing different parts of the text in different colors.</para>
<para><application>gedit</application> chooses an appropriate syntax highlighting mode based on a document's type. To override the syntax highlighting mode, choose <menuchoice> <guimenu>View</guimenu> <guimenuitem>Highlight Mode</guimenuitem> </menuchoice>, then choose one of the following menu items:</para>
<variablelist>
<varlistentry>
<term><guimenuitem>Normal</guimenuitem></term>
<listitem>
<para>Do not display any syntax highlighting.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guisubmenu>Sources</guisubmenu></term>
<listitem>
<para>Display syntax highlighting to edit source code. Use the <guisubmenu>Sources</guisubmenu> submenu to select the source code type.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guisubmenu>Markup</guisubmenu></term>
<listitem>
<para>Display syntax highlighting to edit markup code. Use the <guisubmenu>Markup</guisubmenu> submenu to select the markup code type.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guisubmenu>Scripts</guisubmenu></term>
<listitem>
<para>Display syntax highlighting to edit script code. Use the <guisubmenu>Scripts</guisubmenu> submenu to select the script code type.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guisubmenu>Others</guisubmenu></term>
<listitem>
<para>Display syntax highlighting to edit other types of code. Use the <guisubmenu>Others</guisubmenu> submenu to select the code type.</para>
</listitem>
</varlistentry>
</variablelist>
</sect2>
<!-- ============= To Pipe the Output of a Command to a File ======= -->
<sect2 id="gedit-pipe-output">
<title>Piping the Output of a Command to a File</title>
<para>You can use <application>gedit</application> to pipe the output of a command to a text file. For example, to pipe the output of an <command>ls</command> command to a text file, type <command>ls | gedit</command>, then press <keycap>Return</keycap>.</para>
<para>The output of the <command>ls</command> command is displayed in a new text file in the <application>gedit</application> window.</para>
<para>Alternatively, you can use the <application>External tools</application> plugin to pipe command output to the current file. </para>
<para>Use shortcut keys to perform common tasks more quickly than with the mouse and menus. The following tables list all of <application>gedit</application>'s shortcut keys.</para>
<para>For more on shortcut keys, see the <ulink type="help" url="ghelp:user-guide?keyboard-skills">Desktop User Guide</ulink>.</para>
<para>To configure <application>gedit</application>, choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Preferences</guimenuitem> </menuchoice>. The <guilabel>Preferences</guilabel> dialog contains the following categories:</para>
<para>Select the <guilabel>Enable text wrapping</guilabel> option to have long lines of text flow into paragraphs instead of running off the edge of the text window. This avoids having to scroll horizontally</para>
<para>Select the <guilabel>Do not split words over two lines</guilabel> option to have the text wrapping option preserve whole words when flowing text to the next line. This makes text easier to read.</para>
<para>Select the <guilabel>Display line numbers</guilabel> option to display line numbers on the left side of the <application>gedit</application> window. </para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Current Line</guilabel></term>
<listitem>
<para>Select the <guilabel>Highlight current line</guilabel> option to highlight the line where the cursor is placed. </para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Right Margin</guilabel></term>
<listitem>
<para>Select the <guilabel>Display right margin</guilabel> option to display a vertical line that indicates the right margin. </para>
<para>Use the <guilabel>Right margin at column</guilabel> spin box to specify the location of the vertical line. </para>
<para>Select the <guilabel>Highlight matching bracket</guilabel> option to highlight the corresponding bracket when the cursor is positioned on a bracket character. </para>
</listitem>
</varlistentry>
</variablelist>
</sect2>
<sect2 id="gedit-prefs-editor">
<title>Editor Preferences</title>
<variablelist>
<varlistentry>
<term><guilabel>Tabs</guilabel> </term>
<listitem>
<para>Use the <guilabel>Tab width</guilabel> spin box to specify the width of the space that <application> gedit</application> inserts when you press the <keycap>Tab</keycap> key. </para>
<para>Select the <guilabel>Insert spaces instead of tabs</guilabel> option to specify that <application> gedit</application> inserts spaces instead of a tab character when you press the <keycap>Tab</keycap> key. </para>
<para>Select the <guilabel>Enable auto indentation</guilabel> option to specify that the next line starts at the indentation level of the current line. </para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>File Saving</guilabel> </term>
<listitem>
<para>Select the <guilabel>Create a backup copy of files before saving</guilabel> option to create a backup copy of a file each time you save the file. The backup copy of the file contains a ~ at the end of the filename.</para>
<para>Select the <guilabel>Autosave files every ... minutes</guilabel> option to automatically save the current file at regular intervals. Use the spin box to specify how often you want to save the file.</para>
</listitem>
</varlistentry>
</variablelist>
</sect2>
<sect2 id="gedit-prefs-fontsandcolors">
<title>Font & Colors Preferences</title>
<variablelist>
<varlistentry>
<term><guilabel>Font</guilabel> </term>
<listitem>
<para>Select the <guilabel>Use default theme font</guilabel> option to use the default system font for the text in the <application>gedit</application> text window. </para>
<para>The <guilabel>Editor font</guilabel> field displays the font that <application>gedit</application> uses to display text. Click on the button to specify the font type, style, and size to use for text. </para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Color Scheme</guilabel></term>
<listitem>
<para>You can choose a color scheme from the list of color schemes. By default, the following color schemes are installed:</para>
<variablelist>
<varlistentry>
<term><guilabel>Classic</guilabel></term>
<listitem>
<para>Classic color scheme based on the gvim color scheme.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Cobalt</guilabel></term>
<listitem>
<para>Blue based color scheme.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Kate</guilabel></term>
<listitem>
<para>Color scheme used in the Kate text editor.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Oblivion</guilabel></term>
<listitem>
<para>Dark color scheme using the Tango color palette.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><guilabel>Tango</guilabel></term>
<listitem>
<para>Color scheme using the Tango color scheme.</para>
</listitem>
</varlistentry>
</variablelist>
<para>You can add a new color scheme by clicking on <guilabel>Add...</guilabel>, and selecting a color scheme file</para>
<para>You can remove the selected color scheme by clicking on <guilabel>Remove</guilabel></para>
</listitem>
</varlistentry>
</variablelist>
</sect2>
<sect2 id="gedit-prefs-plugins">
<title>Plugins Preferences</title>
<para>Plugins add extra features to <application>gedit</application>. For more information on plugins and how to use the built-in plugins, see <xref linkend="gedit-plugins-overview"/>.</para>
<!-- ============= To Load gedit Plugins ========================= -->
<sect3 id="gedit-install-plugins">
<title>Enabling a Plugin</title>
<para>To enable a <application>gedit</application> plugin, perform the following steps:</para>
<para>Select the <guilabel>Plugins</guilabel> tab. </para>
</listitem>
<listitem>
<para>Deselect the check box next to the name of the plugin that you want to disable.</para>
</listitem>
<listitem>
<para>Click <guibutton>Close</guibutton> to close the <guilabel>Preferences</guilabel> dialog. </para>
</listitem>
</orderedlist>
</sect3>
</sect2>
</sect1>
<!-- ============= To Use the gedit Plugins ========================= -->
<sect1 id="gedit-plugins">
<title>Plugins</title>
<sect2 id="gedit-plugins-overview">
<title>Working with Plugins</title>
<para>You can add extra features to <application>gedit</application> by enabling <firstterm>plugins</firstterm>. A plugin is a supplementary program that enhances the functionality of an application. Plugins add new items to the <application>gedit</application> menus for the new features they provide.
</para>
<para>Several plugins come built-in with <application>gedit</application>, and you can install more. The <ulink type="http" url="http://live.gnome.org/Gedit/Plugins">gedit website</ulink> lists third-party plugins.</para>
<para>To enable and disable plugins, or see which plugins are currently enabled, use the <link linkend="gedit-prefs-plugins">Plugins Preferences</link>.</para>
<para>The following plugins come built-in with <application>gedit</application>:</para>
<!-- Not yet documented:
File browser
-->
<itemizedlist>
<listitem>
<para><link linkend="gedit-change-case-plugin"><application>Change Case</application></link> allows you to change the case of the selected text.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-document-statistics-plugin">Document Statistics</link></application> shows the number of lines, words, and characters in the document. </para>
</listitem>
<listitem>
<para><application><link linkend="gedit-external-tools-plugin">External Tools</link></application> allows you to execute external commands from <application>gedit</application>.</para>
</listitem>
<listitem>
<para><application>File Browser</application> allows you to browse your files and folders in the side pane.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-indent-lines-plugin">Indent Lines</link></application> adds or removes indentation from the selected lines.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-insert-date-time-plugin">Insert Date/Time</link></application> adds the current date and time into a document.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-modelines-plugin">Modelines</link></application> allows you to set editing preferences for individual documents, and supports <application>Emacs</application>, <application>Kate</application> and <application>Vim</application>-style modelines.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-python-console-plugin">Python Console</link></application> allows you to run commands in the python programming language.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-snippets-plugin">Snippets</link></application> allows you to store frequently-used pieces of text and insert them quickly into a document.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-sort-plugin">Sort</link></application> arranges selected lines of text into alphabetical order.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-spell-checker-plugin">Spell Checker</link></application> corrects the spelling in the selected text, or marks errors automatically in the document.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-tag-list-plugin">Tag List</link></application> lets you insert commonly-used tags for HTML and other languages from a list in the side pane.</para>
</listitem>
<listitem>
<para><application><link linkend="gedit-user-name-plugin">User Name</link></application> inserts the username of the current user into the document.</para>
</listitem>
</itemizedlist>
</sect2>
<sect2 id="gedit-change-case-plugin">
<title>Change Case Plugin</title>
<para>The <application>Change Case</application> plugin changes the case of the selected text.</para>
<para>The following items are added to the <guimenu>Edit</guimenu> menu when the <application>Change Case</application> plugin is enabled:</para>
<para>The <application>Document Statistics</application> plugin counts the number of lines, words, characters with spaces, characters without spaces, and bytes in the current file. The plugin displays the results in a <guilabel>Document Statistics</guilabel> dialog. To use the Document Statistics plugin, perform the following steps:</para>
<orderedlist>
<listitem><para>Choose <menuchoice> <guimenu>Tools</guimenu> <guimenuitem>Document Statistics</guimenuitem> </menuchoice> to display the <guilabel>Document Statistics</guilabel> dialog. The <guilabel>Document Statistics</guilabel> dialog displays the following information about the file:
</para>
<itemizedlist>
<listitem><para>Number of lines in the current document.
</para>
</listitem>
<listitem><para>Number of words in the current document.
</para>
</listitem>
<listitem><para>Number of characters, including spaces, in the current document.
</para>
</listitem>
<listitem><para>Number of characters, not including spaces, in the current document.
</para>
</listitem>
<listitem><para>Number of bytes in the current document.
</para>
</listitem>
</itemizedlist>
</listitem>
<listitem><para>You can continue to update the <application>gedit</application> file while the <guilabel>Document Statistics</guilabel> dialog is open. To refresh the contents of the <guilabel>Document Statistics</guilabel> dialog, click <guibutton>Update</guibutton>.
</para>
</listitem>
</orderedlist>
</sect2>
<sect2 id="gedit-external-tools-plugin">
<title>External Tools Plugin</title>
<para>The <application>External Tools</application> plugin allows you to execute external commands from <application>gedit</application>. You can pipe some content into a command and exploit its output (for example, <application>sed</application>), or launch a predefined command (for example, <application>make</application>).</para>
<para>Use the <guilabel>External Tools Manager</guilabel> to create and edit commands. To run an external command, choose it from the <guimenu>Tools</guimenu> menu.</para>
<sect3 id="gedit-external-tools-plugin-builtin">
<title>Built-in Commands</title>
<para>The following commands are provided with the <application>External Tools</application> plugin:</para>
<variablelist>
<varlistentry><term>Build</term>
<listitem>
<para>Runs <application>make</application> in the current document's directory.</para>
</listitem>
</varlistentry>
<varlistentry><term>Directory Listing</term>
<listitem>
<para>Lists the contents of the current document's directory in a new document.</para>
</listitem>
</varlistentry>
<varlistentry><term>Environment Variables</term>
<listitem>
<para>Displays the environment variables list in the bottom pane.</para>
</listitem>
</varlistentry>
<varlistentry><term>Grep</term>
<listitem>
<para>Searches for a term in all files in the current document directory, using pattern matching. Results are shown in the bottom pane.</para>
</listitem>
</varlistentry>
<varlistentry><term>Remove Trailing Spaces</term>
<listitem>
<para>Removes all spaces from the end of lines in the document.</para>
</listitem>
</varlistentry>
</variablelist>
</sect3>
<sect3 id="gedit-external-tools-plugin-define">
<title>Defining a Command</title>
<para>To add an external command, choose <menuchoice><guimenu>Tools</guimenu><guimenuitem>External Tools</guimenuitem></menuchoice>.</para>
<para>In the <guilabel>External Tools Manager</guilabel> window, click <guibutton>New</guibutton>. You can speficy the following details for the new command:</para>
<variablelist>
<varlistentry><term>Description</term>
<listitem>
<para>This description is shown in the statusbar when the menu command is chosen.</para>
</listitem>
</varlistentry>
<varlistentry><term>Accelerator</term>
<listitem>
<para>Enter a keyboard shortcut for the command.</para>
</listitem>
</varlistentry>
<varlistentry><term>Commands</term>
<listitem>
<para>The actual commands to be run. Several <application>gedit</application> environment variables can be used to pass content to these commands: see <xref linkend="gedit-external-tools-plugin-variables"/>.</para>
</listitem>
</varlistentry>
<varlistentry><term>Input</term>
<listitem>
<para>The content to give to the commands (as <systemitem>stdin</systemitem>): the entire text of the current document, the current selection, line, or word.</para>
</listitem>
</varlistentry>
<varlistentry><term>Output</term>
<listitem>
<para>What to do with the output of the commands: display in the bottom pane, put in a new document, or place in the current document, at the end, at the cursor position, or replacing the selection or the entire document.</para>
</listitem>
</varlistentry>
<varlistentry><term>Applicability</term>
<listitem>
<para>Determines which sort of documents can be affected by the command, for example whether saved or not, and local or remote.</para>
</listitem>
</varlistentry>
</variablelist>
</sect3>
<sect3 id="gedit-external-tools-plugin-edit">
<title>Editing and Removing Tools</title>
<para>To edit a tool, select it in the list and make changes to its properties.</para>
<para>To rename a tool, click it again in the list.</para>
<para>To restore a built-in tool that you have changed, press <guilabel>Revert</guilabel>.</para>
<para>To remove a tool, select it in the list and press <guibutton>Remove</guibutton>. You can not remove built-in tools, only those you have created yourself.</para>
<para>You can use the following variables in the <guilabel>Commands</guilabel> field of the command definition:</para>
<itemizedlist>
<listitem>
<para>GEDIT_CURRENT_DOCUMENT_URI</para>
</listitem>
<listitem>
<para>GEDIT_CURRENT_DOCUMENT_NAME</para>
</listitem>
<listitem>
<para>GEDIT_CURRENT_DOCUMENT_SCHEME</para>
</listitem>
<listitem>
<para>GEDIT_CURRENT_DOCUMENT_PATH</para>
</listitem>
<listitem>
<para>GEDIT_CURRENT_DOCUMENT_DIR</para>
</listitem>
<listitem>
<para>GEDIT_DOCUMENTS_URI</para>
</listitem>
<listitem>
<para>GEDIT_DOCUMENTS_PATH</para>
</listitem>
</itemizedlist>
</sect3>
</sect2>
<sect2 id="gedit-file-browser-plugin">
<title>File Browser Plugin</title>
<para>The <application>File Browser</application> Plugin shows your files and folders in the side pane, allowing you to quickly open files.</para>
<para>To view the File Browser, choose <menuchoice><guimenu>View</guimenu> <guimenuitem>Side Pane</guimenuitem> </menuchoice> and then click on the tab showing the File Browser icon at the bottom of the side pane.</para>
<sect3 id="gedit-file-browser-plugin-browsing">
<title>Browsing your Files</title>
<para>The File Browser tab initially shows your file manager bookmarks. To browse the contents of any item, double-click it.</para>
<para>To show a parent folder, choose from the drop-down list, or press the up arrow on the File Browser's toolbar.</para>
<para>To show the folder that contains the document you are currently working on, right-click in the file list and choose <guimenuitem>Set root to active document</guimenuitem>.</para>
<para>To open a file in <application>gedit</application>, double-click it in the file list.</para>
</sect3>
<sect3 id="gedit-file-browser-plugin-create">
<title>Creating Files and Folders</title>
<para>To create a new, empty text file in the current folder shown in the browser, right-click in the file list and choose <guimenuitem>New File</guimenuitem>.</para>
<para>To create a new folder in the current folder shown in the browser, right-click in the file list and choose <guimenuitem>New Folder</guimenuitem>.</para>
</sect3>
</sect2>
<sect2 id="gedit-indent-lines-plugin">
<title>Indent Lines Plugin</title>
<para>The <application>Indent Lines</application> plugin adds or removes space from the beginning of lines of text.</para>
<para>To indent or unindent text, perform the following steps:</para>
<orderedlist>
<listitem><para>Select the lines that you want to indent. To indent or unindent a single line, place the cursor anywhere on that line.</para>
</listitem>
<listitem>
<itemizedlist>
<listitem>
<para>To indent the text, choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Indent</guimenuitem> </menuchoice>.</para>
</listitem>
<listitem>
<para>To remove the indentation, choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Unindent</guimenuitem> </menuchoice>.</para>
</listitem>
</itemizedlist>
</listitem>
</orderedlist>
<para>The amount of space used, and whether tab character or space characters are used, depends on the <guilabel>Tab Stops</guilabel> settings in the Editor Preferences: see <xref linkend="gedit-prefs-editor"/>.</para>
</sect2>
<sect2 id="gedit-insert-date-time-plugin">
<title>Insert Date/Time Plugin</title>
<para>The <application>Insert Date/Time</application> plugin inserts the current date and time into a document. To use the Insert Date/Time plugin, perform the following steps:</para>
<orderedlist>
<listitem><para>Choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Insert Date and Time</guimenuitem> </menuchoice>. </para>
<para>If you have not configured the Insert Date/Time plugin to automatically insert the date/time without prompting you for the format, <application>gedit</application> displays the <guilabel>Insert Date and Time</guilabel> dialog. Select the appropriate date/time format from the list. Click <guibutton>Insert</guibutton> to close the <guilabel>Insert Date and Time</guilabel> dialog. <application>gedit</application> inserts the date/time at the cursor position in the current file. </para>
<para>If you have configured <application>gedit</application> to use one particular date/time format, the <guilabel>Insert Date and Time</guilabel> dialog is not displayed. The date/time is automatically entered at the cursor position in the current file. </para>
</listitem>
</orderedlist>
<sect3 id="gedit-date-time-configure">
<title>Configuring the Insert Date/Time Plugin</title>
<para>To configure the Insert Date/Time plugin, perform the following steps:</para>
<listitem> <para>Select the <guilabel>Plugins</guilabel> tab.
</para>
</listitem>
<listitem> <para>Select the <guilabel>Insert Date/Time</guilabel> plugin.
</para>
</listitem>
<listitem> <para>Click <guibutton>Configure Plugin</guibutton> to display the <guilabel>Configure insert date/time plugin</guilabel> dialog.
</para>
</listitem>
<listitem> <para>Select one of the options, as follows: </para>
<itemizedlist>
<listitem><para>To specify the date/time format each time you insert the date/time, select the <guilabel>Prompt for a format</guilabel> option.
</para>
</listitem>
<listitem><para>To use the same <application>gedit</application>-provided date/time format each time you insert the date/time, select the <guilabel>Use the selected format</guilabel> option, then select the appropriate format from the list. When you select this option, <application>gedit</application> does not prompt you for the date/time format when you choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Insert Date and Time</guimenuitem> </menuchoice>.
</para>
</listitem>
<listitem><para>To use the same customized date/time format each time you insert the date/time, select the <guilabel>Use custom format</guilabel> option, then enter the appropriate format in the text box. For more information about how to specify a custom format, see <ulink url="man:strftime" type="man"><citerefentry><refentrytitle>strftime</refentrytitle><manvolnum>3</manvolnum></citerefentry></ulink>. When you select this option, <application>gedit</application> does not prompt you for the date/time format when you choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Insert Date and Time</guimenuitem> </menuchoice>.
</para>
</listitem>
</itemizedlist>
</listitem>
<listitem> <para>Click <guibutton>OK</guibutton> to close the <guilabel>Configure insert date/time plugin</guilabel> dialog.
</para>
</listitem>
<listitem> <para>To close the <guilabel>Preferences</guilabel> dialog, click <guibutton>Close</guibutton>.</para>
</listitem>
</orderedlist>
</sect3>
</sect2>
<sect2 id="gedit-modelines-plugin">
<title>Modelines Plugin</title>
<para>The <application>Modelines</application> plugin allows you to set preferences for individual documents. A <firstterm>modeline</firstterm> is a line of text at the start or end of the document with settings that <application>gedit</application> recognises.</para>
<para>Preferences set using modelines take precedence over the ones specified in the preference dialog.</para>
<para>You can set the following preferences with modelines:</para>
<para>The <application>Modelines</application> plugin supports a subset of the options used by other text editors <application>Emacs</application>, <application>Kate</application> and <application>Vim</application>.</para>
<sect3 id="gedit-modelines-plugin-emacs">
<title>Emacs Modelines</title>
<para>The first two lines of a document are scanned for <application>Emacs</application> modelines.</para>
<para>The <application>Emacs</application> options for tab-width, indent-offset, indent-tabs-mode and autowrap are supported. For more information, see the <ulink type="http" url="http://www.delorie.com/gnu/docs/emacs/emacs_486.html">GNU Emacs Manual</ulink>.</para>
</sect3>
<sect3 id="gedit-modelines-plugin-kate">
<title>Kate Modelines</title>
<para>The first and last ten lines a document are scanned for <application>Kate</application> modelines.</para>
<para>The <application>Kate</application> options for tab-width, indent-width, space-indent, word-wrap and word-wrap-column are supported. For more information, see the <ulink type="http" url="http://www.kate-editor.org/article/katepart_modelines">Kate website</ulink>.</para>
</sect3>
<sect3 id="gedit-modelines-plugin-vim">
<title>Vim Modelines</title>
<para>The first and last three lines a document are scanned for <application>Vim</application> modelines.</para>
<para>The <application>Vim</application> options for et, expandtab, ts, tabstop, sw, shiftwidth, wrap, and textwidth are supported. For more information, see the <ulink type="http" url="http://vimdoc.sourceforge.net/htmldoc/options.html#modeline">Vim website</ulink>.</para>
</sect3>
</sect2>
<sect2 id="gedit-python-console-plugin">
<title>Python Console Plugin</title>
<para>The <application>Python Console</application> Plugin allows you to run commands in the python programming language from <application>gedit</application>. Enabling the plugin adds a tab to the bottom pane. This shows recent output and a command prompt field.</para>
<caution><para>Commands entered into the python console are not checked before they are run. It is therefore possible to hang <application>gedit</application>, for example by entering an infinite loop.</para></caution>
</sect2>
<sect2 id="gedit-snippets-plugin">
<title>Snippets Plugin</title>
<para>The <application>Snippets</application> plugin allows you to store frequently-used pieces of text, called <firstterm>snippets</firstterm>, and insert them quickly into a document.</para>
<para>Snippets are specific to the language syntax of the current document. For example, when you are working with an HTML document, you can choose from a list of snippets that are useful for HTML. In addition, some snippets are global, and are available in all documents.</para>
<para>A number of built-in snippets are installed with <application>gedit</application>, which can be modified.</para>
<sect3 id="gedit-snippets-plugin-insert">
<title>Inserting Snippets</title>
<para>To insert a snippet into a document, type its <firstterm>tab trigger</firstterm> and press <keycap>Tab</keycap>. A snippet's tab trigger is usually the first few letters of the snippet, or something else that is short and easy to remember.</para>
<para>Alternatively, press <keycombo><keycap>Ctrl</keycap><keycap>Space</keycap></keycombo> to see a list of snippets you can insert.</para>
</sect3>
<sect3 id="gedit-snippets-plugin-add">
<title>Adding Snippets</title>
<para>To create a new snippet, do the following:</para>
<orderedlist>
<listitem>
<para>Choose <menuchoice><guimenu>Tools</guimenu><guimenuitem>Manage Snippets</guimenuitem></menuchoice>. The <guilabel>Snippets Manager</guilabel> window opens.</para>
</listitem>
<listitem>
<para>The list of snippets is grouped by language. Select the language you want to add a snippet to, or a snippet in that language group. To add a snippet for all languages, choose Global at the top of the list. The syntax of the document you are currently working with is shown by default.</para>
</listitem>
<listitem>
<para>Click <guibutton>New</guibutton>. A new snippet appears in the list.</para>
</listitem>
<listitem>
<para>Enter the following information for the new snippet:</para>
<variablelist>
<varlistentry><term>Name</term>
<listitem>
<para>Enter a name for the snippet in the text field within the snippet list. The name of a snippet serves only as a reminder of its purpose. You can change name of a snippet you create by clicking on it in the list.</para>
</listitem>
</varlistentry>
<varlistentry><term>Snippet text</term>
<listitem>
<para>Enter the text of the snippet in the <guilabel>Edit snippet</guilabel> text box. For special codes you can use, see <xref linkend="gedit-snippets-plugin-syntax"/>.</para>
<tip><para>You can switch back to the document window to copy text without closing the <guilabel>Snippets Manager</guilabel> window.</para></tip>
</listitem>
</varlistentry>
<varlistentry><term>Tab Trigger</term>
<listitem>
<para>Enter the tab trigger for the snippet. This is the text that you type before pressing <keycap>Tab</keycap> to insert the snippet.</para>
<para>The tag must be either a single word comprising only letters, or any single character. The <guilabel>Tab trigger</guilabel> will highlight in red if an invalid tab trigger is entered.</para>
</listitem>
</varlistentry>
<varlistentry><term>Shortcut key</term>
<listitem>
<para>Type a shortcut key to use for inserting the snippet.</para>
</listitem>
</varlistentry>
</variablelist>
</listitem>
</orderedlist>
</sect3>
<sect3 id="gedit-snippets-plugin-edit">
<title>Editing and Removing Snippets</title>
<para>To edit a snippet, select it in the list and make changes to its text and activation properties.</para>
<para>To rename a snippet, click it again in the list.</para>
<para>To restore a built-in snippet that you have changed, press <guilabel>Revert</guilabel>.</para>
<para>To remove a snippet, select it in the list and press <guibutton>Remove</guibutton>. You can not remove built-in snippets, only those you have created yourself.</para>
</sect3>
<sect3 id="gedit-snippets-plugin-syntax">
<title>Snippet Substitutions</title>
<para>In addition to inserting stored text, a snippet can include customizable text, or mark spaces where you can add text once the snippet is inserted in your document.</para>
<para/>
<para>You can use the following placeholder codes in snippet text:</para>
<variablelist>
<varlistentry><term>Tab placeholders</term>
<listitem>
<para><literal>$<replaceable>n</replaceable></literal> defines a tab placeholder, where <literal>n</literal> is any number from 1 upwards. </para>
<para><literal>${<replaceable>n</replaceable>:<replaceable>default</replaceable>}</literal> defines a tab placeholder with a default value.</para>
<para>A tab placeholder marks a place in the snippet text where you can add extra text after the snippet is inserted.</para>
<para>To use tab placeholders, insert the snippet as normal. The cursor is placed at the first tab placeholder. Type text, and press <keycap>Tab</keycap> to advance to the next tab placeholder. The number in the placeholder code defines the order in which tab advances to each place in the text.</para>
<para>Press <keycombo><keycap>Shift</keycap><keycap>Tab</keycap></keycombo> to return to the previous tab placeholder. Pressing <keycap>Tab</keycap> when there are no more tab placeholders moves the cursor to the end of the snippet text, or to the end placeholder if it exists.</para>
</listitem>
</varlistentry>
<varlistentry><term>Mirror placeholders</term>
<listitem>
<para>A repeated tab placeholder will mirror the placeholder already defined. This allows you to type in text only once that you want to appear several times in the snippet.</para>
</listitem>
</varlistentry>
<varlistentry><term>End placeholder</term>
<listitem>
<para><literal>$0</literal> defines the end placeholder. This allows you to finish working with the snippet with the cursor at a point other than the end of the snippet text.</para>
<para>Environmental variable such as <literal>$PATH</literal> and <literal>$HOME</literal> are substituted in snippet text. The following variables specific to <application>gedit</application> can also be used:</para>
<variablelist>
<varlistentry><term>$GEDIT_SELECTED_TEXT</term>
<listitem>
<para>The currently selected text.</para>
</listitem>
</varlistentry>
<varlistentry><term>$GEDIT_FILENAME</term>
<listitem>
<para>The full filename of the document, or an empty string if the document isn't saved yet.</para>
</listitem>
</varlistentry>
<varlistentry><term>$GEDIT_BASENAME</term>
<listitem>
<para>The basename of the filename of the document, or an empty string if the document isn't saved yet.</para>
</listitem>
</varlistentry>
<varlistentry><term>$GEDIT_CURRENT_WORD</term>
<listitem>
<para>The word at the cursor's location in the document. When this variable is used, the current word will be replaced by the snippet text.</para>
</listitem>
</varlistentry>
</variablelist>
</listitem>
</varlistentry>
<varlistentry><term>Shell placeholders</term>
<listitem>
<para><literal>$(<replaceable>cmd</replaceable>)</literal> is replaced by the result of executing <replaceable>cmd</replaceable> in a shell. </para>
<para><literal>$(<replaceable>n</replaceable>:<replaceable>cmd</replaceable>)</literal> allows you to give this placeholder a reference, where <replaceable>n</replaceable> is any number from 1 upwards. Use <literal>$<replaceable>n</replaceable></literal> to use the output from one shell placeholder as input in another.</para>
</listitem>
</varlistentry>
<varlistentry><term>Python placeholders</term>
<listitem>
<para><literal>$<<replaceable>cmd</replaceable>></literal> is replaced by the result of evaluating <replaceable>cmd</replaceable> in the python interpreter.</para>
<para><literal>$<<replaceable>a</replaceable>:<replaceable>cmd</replaceable>></literal> specifies another python placeholder as a dependency, where <replaceable>a</replaceable> gives its order in the snippet. This allows you to use python functions defined in another snippet. To specify several dependencies, separate the numbers with commas thus: <literal>$<<replaceable>a</replaceable>,<replaceable>b</replaceable>:<replaceable>cmd</replaceable>></literal></para>
<para>To use a variable in all other python snippets, declare it as <literal>global</literal>.</para>
</listitem>
</varlistentry>
</variablelist>
</sect3>
</sect2>
<sect2 id="gedit-sort-plugin">
<title>Sort Plugin</title>
<para>The <application>Sort</application> plugin arranges selected lines of text into alphabetical order.</para>
<caution><para>You cannot undo the Sort operation, so you should save the file before performing the sort. To revert to the saved version of the file after the sort operation, choose <menuchoice> <guimenu>File</guimenu> <guimenuitem>Revert</guimenuitem> </menuchoice>.
</para>
</caution>
<para>To use the Sort plugin, perform the following steps:</para>
<orderedlist>
<listitem>
<para>Select the lines of text you want to sort.</para>
</listitem>
<listitem><para>Choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Sort</guimenuitem> </menuchoice>. The <guilabel>Sort</guilabel> dialog opens.
</para>
</listitem>
<listitem><para>Choose the options you want for the sort:</para>
<itemizedlist>
<listitem>
<para>To arrange the text in reverse order, select <guilabel>Reverse order</guilabel>.
<listitem><para>To ignore case sensitivity, select <guilabel>Ignore case</guilabel>.
</para>
</listitem>
<listitem><para>To have the sort ignore the characters at the start of the lines, set the first character that should be used for sorting in the <guilabel>Start at column</guilabel> spin box.
</para>
</listitem>
</itemizedlist>
</listitem>
<listitem><para>To perform the sort operation, click <guibutton>Sort</guibutton>.
</para>
</listitem>
</orderedlist>
</sect2>
<sect2 id="gedit-spell-checker-plugin">
<title>Spell Checker Plugin</title>
<para>The <application>Spell Checker</application> plugin checks the spelling in the selected text. You can configure <application>gedit</application> to check the spelling automatically, or you can check the spelling manually, in the specified language. The language setting, and the autocheck spelling properties, apply per document. To use the Spell checker plugin, perform the following steps:</para>
<orderedlist>
<listitem><para>Choose <menuchoice> <guimenu>Tools</guimenu> <guimenuitem>Set Language</guimenuitem> </menuchoice> to display the <guilabel>Set language</guilabel> dialog. Select the appropriate language from the list. Click <guibutton>OK</guibutton> to close the <guilabel>Set language</guilabel> dialog.
</para>
</listitem>
<listitem><para>To check the spelling automatically, choose <menuchoice> <guimenu>Tools</guimenu> <guimenuitem>Autocheck Spelling</guimenuitem> </menuchoice>. To unset the automatic spell check, choose <menuchoice> <guimenu>Tools</guimenu> <guimenuitem>Autocheck Spelling</guimenuitem> </menuchoice> again. When automatic spell checking is set, an icon is displayed beside the <guimenuitem>Autocheck Spelling</guimenuitem> menu item. Automatic spell checking is unset by default, each time <application>gedit</application> starts.</para>
<para>Unknown spellings are displayed in a different color, and underlined. Right-click on an unknown spelling, then select <guimenu>Spelling Suggestions</guimenu> from the popup menu:
</para>
<itemizedlist>
<listitem><para>To replace the unknown spelling with another spelling in the list, select the replacement spelling from the <guimenu>Spelling Suggestions</guimenu> popup menu.
</para>
</listitem>
<listitem><para>To add the unknown spelling to your personal dictionary, select <menuchoice> <guimenu>Spelling Suggestions</guimenu> <guimenuitem>Add</guimenuitem> </menuchoice>.
</para>
</listitem>
<listitem><para>To ignore all occurrences of the unknown spelling, so that they are no longer flagged as unknown but are not added to your personal dictionary, select <menuchoice> <guimenu>Spelling Suggestions</guimenu> <guimenuitem>Ignore All</guimenuitem> </menuchoice>. The unknown word is ignored in the current <application>gedit</application> session only.
<para>If there are no spelling errors, an <guilabel>Information</guilabel> dialog displays a message stating that the document does not contain misspelled words. Click <guibutton>OK</guibutton> to close the <guilabel>Information</guilabel> dialog.
</para>
<para>If there are spelling errors, the <guilabel>Check Spelling</guilabel> dialog is displayed:
</para>
<itemizedlist>
<listitem><para>The <guilabel>Misspelled word</guilabel> is displayed at the top of the dialog.
</para>
</listitem>
<listitem><para>A suggested known spelling is displayed in the <guilabel>Change to</guilabel> text box. You can replace this with another known spelling by selecting a spelling from the <guilabel>Suggestions</guilabel> list, or you can enter text directly into the <guilabel>Change to</guilabel> text box.
</para>
</listitem>
<listitem><para>To check the spelling of the text in the <guilabel>Change to</guilabel> text box, click <guibutton>Check Word</guibutton>. If this is a known word, the <guilabel>Suggestions</guilabel> list is replaced with the text <literal>(correct spelling)</literal>. If the word is not known, new entries appear in the <guilabel>Suggestions</guilabel> list.
</para>
</listitem>
<listitem><para>To ignore the current occurrence of the unknown word, click <guibutton>Ignore</guibutton>. To ignore all occurrences of the unknown word, click <guibutton>Ignore All</guibutton>. The unknown word is ignored in the current <application>gedit</application> session only.
</para>
</listitem>
<listitem><para>To change the current occurrence of the unknown word to the text in the <guilabel>Change to</guilabel> text box, click <guibutton>Change</guibutton>. To change all occurrences of the unknown word to the text in the <guilabel>Change to</guilabel> text box, click <guibutton>Change All</guibutton>.
</para>
</listitem>
<listitem><para>To add the unknown word to your personal dictionary, click <guibutton>Add word</guibutton>.
</para>
</listitem>
<listitem><para>To close the <guilabel>Check Spelling</guilabel> dialog, click <guibutton>Close</guibutton>.
</para>
</listitem>
</itemizedlist>
</listitem>
</orderedlist>
</sect2>
<sect2 id="gedit-tag-list-plugin">
<title>Tag List Plugin</title>
<para>The <application>Tag List</application> plugin allows you to insert common tags from a list in the side pane.</para>
<para>To use the Tag List plugin, perform the following steps:</para>
<para>By default, the side pane shows a tab containing a list of open documents. Click on the tab showing a + icon at the bottom of the side pane to show the tag list tab.</para>
</listitem>
<listitem><para>Select the appropriate tag category from the drop-down list. For example, <guilabel>HTML - Tags</guilabel>.
</para>
</listitem>
<listitem><para>Scroll through the tag list to find the required tag.
</para>
</listitem>
<listitem><para>To insert a tag at the cursor position in the current file, double-click on the tag in the tag list. You can also insert a tag as follows:</para>
<itemizedlist>
<listitem><para>To insert a tag in the current file and change the focus from the side pane to the display area, press <keycap>Return</keycap>.
</para>
</listitem>
<listitem><para>To insert a tag in the current file and maintain the focus on the <guilabel>Tag list plugin</guilabel> window, press <keycombo><keycap>Shift</keycap><keycap>Return</keycap></keycombo>.
</para>
</listitem>
</itemizedlist>
</listitem>
</orderedlist>
</sect2>
<sect2 id="gedit-user-name-plugin">
<title>User Name Plugin</title>
<para>The <application>User name</application> plugin inserts the username of the current user into the document.</para>
<para>To insert your username at the cursor position, choose <menuchoice> <guimenu>Edit</guimenu> <guimenuitem>Insert User Name</guimenuitem> </menuchoice>.</para>
<note><para>This plugin is mostly provided as an example of how to create your own plugins. For more information on creating plugins, see the <ulink type="http" url="http://live.gnome.org/Gedit/Plugins"><application>gedit</application> website</ulink>.</para></note>
