📄 gfilemonitor.html
字号:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"><title>GFileMonitor</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2"><link rel="start" href="index.html" title="GIO Reference Manual"><link rel="up" href="file_mon.html" title="File System Monitoring"><link rel="prev" href="file_mon.html" title="File System Monitoring"><link rel="next" href="async.html" title="Asynchronous I/O"><meta name="generator" content="GTK-Doc V1.9 (XML mode)"><link rel="stylesheet" href="style.css" type="text/css"><link rel="part" href="pt01.html" title="Part I. GIO Overview"><link rel="chapter" href="ch01.html" title="Introduction"><link rel="chapter" href="ch02.html" title="Compiling GIO applications"><link rel="chapter" href="ch03.html" title="Running GIO applications"><link rel="chapter" href="gio-extension-points.html" title="Extending GIO"><link rel="part" href="pt02.html" title="Part II. API Reference"><link rel="chapter" href="file_ops.html" title="File Operations"><link rel="chapter" href="file_mon.html" title="File System Monitoring"><link rel="chapter" href="async.html" title="Asynchronous I/O"><link rel="chapter" href="streaming.html" title="Streaming I/O"><link rel="chapter" href="types.html" title="File types and applications"><link rel="chapter" href="volume_mon.html" title="Volumes and Drives"><link rel="chapter" href="icons.html" title="Icons"><link rel="chapter" href="utils.html" title="Utilities"><link rel="chapter" href="extending.html" title="Extending GIO"><link rel="part" href="migrating.html" title="Part III. Migrating to GIO"><link rel="chapter" href="ch14.html" title="Migrating from POSIX to GIO"><link rel="chapter" href="ch15.html" title="Migrating from GnomeVFS to GIO"><link rel="chapter" href="gio-hierarchy.html" title="Object Hierarchy"><link rel="index" href="ix01.html" title="Index"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="file_mon.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td><td><a accesskey="u" href="file_mon.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td><td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td><th width="100%" align="center">GIO Reference Manual</th><td><a accesskey="n" href="async.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td></tr><tr><td colspan="5" class="shortcuts"><nobr><a href="#id3120637" class="shortcut">Top</a>  |  <a href="#id3143155" class="shortcut">Description</a>  |  <a href="#id3104715" class="shortcut">Object Hierarchy</a>  |  <a href="#id3143090" class="shortcut">Properties</a>  |  <a href="#id3143130" class="shortcut">Signals</a></nobr></td></tr></table><div class="refentry" lang="en"><a name="GFileMonitor"></a><div class="titlepage"></div><div class="refnamediv"><table width="100%"><tr><td valign="top"><h2><a name="id3120637"></a><span class="refentrytitle">GFileMonitor</span></h2><p>GFileMonitor — File Monitor</p></td><td valign="top" align="right"></td></tr></table></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">#include <gio/gio.h>enum <a class="link" href="GFileMonitor.html#GFileMonitorEvent">GFileMonitorEvent</a>; <a class="link" href="GFileMonitor.html#GFileMonitor-struct">GFileMonitor</a>;<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> <a class="link" href="GFileMonitor.html#g-file-monitor-cancel">g_file_monitor_cancel</a> (<a class="link" href="GFileMonitor.html" title="GFileMonitor">GFileMonitor</a> *monitor);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> <a class="link" href="GFileMonitor.html#g-file-monitor-is-cancelled">g_file_monitor_is_cancelled</a> (<a class="link" href="GFileMonitor.html" title="GFileMonitor">GFileMonitor</a> *monitor);void <a class="link" href="GFileMonitor.html#g-file-monitor-set-rate-limit">g_file_monitor_set_rate_limit</a> (<a class="link" href="GFileMonitor.html" title="GFileMonitor">GFileMonitor</a> *monitor, int limit_msecs);void <a class="link" href="GFileMonitor.html#g-file-monitor-emit-event">g_file_monitor_emit_event</a> (<a class="link" href="GFileMonitor.html" title="GFileMonitor">GFileMonitor</a> *monitor, <a class="link" href="GFile.html" title="GFile">GFile</a> *child, <a class="link" href="GFile.html" title="GFile">GFile</a> *other_file, <a class="link" href="GFileMonitor.html#GFileMonitorEvent">GFileMonitorEvent</a> event_type);</pre></div><div class="refsect1" lang="en"><a name="id3104715"></a><h2>Object Hierarchy</h2><pre class="synopsis"> <ahref="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a> +----GFileMonitor</pre></div><div class="refsect1" lang="en"><a name="id3143090"></a><h2>Properties</h2><pre class="synopsis"> "<a class="link" href="GFileMonitor.html#GFileMonitor--cancelled">cancelled</a>" <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> : Read "<a class="link" href="GFileMonitor.html#GFileMonitor--rate-limit">rate-limit</a>" <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> : Read / Write</pre></div><div class="refsect1" lang="en"><a name="id3143130"></a><h2>Signals</h2><pre class="synopsis"> "<a class="link" href="GFileMonitor.html#GFileMonitor-changed">changed</a>" : Run Last</pre></div><div class="refsect1" lang="en"><a name="id3143155"></a><h2>Description</h2><p>Monitors a file or directory for changes.</p><p>To obtain a <a class="link" href="GFileMonitor.html" title="GFileMonitor"><span class="type">GFileMonitor</span></a> for a file or directory, use<a class="link" href="GFile.html#g-file-monitor-file"><code class="function">g_file_monitor_file()</code></a> or <a class="link" href="GFile.html#g-file-monitor-directory"><code class="function">g_file_monitor_directory()</code></a>.</p><p>To get informed about changes to the file or directory youare monitoring, connect to the <a class="link" href="GFileMonitor.html#GFileMonitor-changed"><span class="type">"changed"</span></a> signal.</p><p></p></div><div class="refsect1" lang="en"><a name="id3143215"></a><h2>Details</h2><div class="refsect2" lang="en"><a name="id3142245"></a><h3><a name="GFileMonitorEvent"></a>enum GFileMonitorEvent</h3><a class="indexterm" name="id3142257"></a><pre class="programlisting">typedef enum { G_FILE_MONITOR_EVENT_CHANGED, G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT, G_FILE_MONITOR_EVENT_DELETED, G_FILE_MONITOR_EVENT_CREATED, G_FILE_MONITOR_EVENT_ATTRIBUTE_CHANGED, G_FILE_MONITOR_EVENT_PRE_UNMOUNT, G_FILE_MONITOR_EVENT_UNMOUNTED} GFileMonitorEvent;</pre><p>Specifies what type of event a monitor event is.</p><p></p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-CHANGED:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_CHANGED</code></span></p></td><td> a file changed.</td></tr><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-CHANGES-DONE-HINT:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT</code></span></p></td><td> a hint that this was probably the last change in a set of changes.</td></tr><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-DELETED:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_DELETED</code></span></p></td><td> a file was deleted.</td></tr><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-CREATED:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_CREATED</code></span></p></td><td> a file was created.</td></tr><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-ATTRIBUTE-CHANGED:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_ATTRIBUTE_CHANGED</code></span></p></td><td> a file attribute was changed.</td></tr><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-PRE-UNMOUNT:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_PRE_UNMOUNT</code></span></p></td><td> the file location will soon be unmounted.</td></tr><tr><td><p><span class="term"><a name="G-FILE-MONITOR-EVENT-UNMOUNTED:CAPS"></a><code class="literal">G_FILE_MONITOR_EVENT_UNMOUNTED</code></span></p></td><td> the file location was unmounted.</td></tr></tbody></table></div></div><hr><div class="refsect2" lang="en"><a name="id3134403"></a><h3><a name="GFileMonitor-struct"></a>GFileMonitor</h3><a class="indexterm" name="id3134416"></a><pre class="programlisting">typedef struct _GFileMonitor GFileMonitor;</pre><p>Watches for changes to a file.</p><p></p></div><hr><div class="refsect2" lang="en"><a name="id3134436"></a><h3><a name="g-file-monitor-cancel"></a>g_file_monitor_cancel ()</h3><a class="indexterm" name="id3134447"></a><pre class="programlisting"><ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -