doc/pluginsymbols.c

   1 /*
   2  *      pluginsymbols.c - this file is part of Geany, a fast and lightweight IDE
   3  *
   4  *      Copyright 2008-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
   5  *      Copyright 2008-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
   6  *
   7  *      This program is free software; you can redistribute it and/or modify
   8  *      it under the terms of the GNU General Public License as published by
   9  *      the Free Software Foundation; either version 2 of the License, or
  10  *      (at your option) any later version.
  11  *
  12  *      This program is distributed in the hope that it will be useful,
  13  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *      GNU General Public License for more details.
  16  *
  17  *      You should have received a copy of the GNU General Public License along
  18  *      with this program; if not, write to the Free Software Foundation, Inc.,
  19  *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 /* Note: this file is for Doxygen only. */
  23
  24 /**
  25  * @file pluginsymbols.c
  26  * Symbols declared from within plugins, all of this is <b>deprecated</b>.
  27  *
  28  * @deprecated This is the legacy way of making plugins for Geany. Refer to @ref howto for the
  29  * reworked process and @ref legacy to learn how to port your plugin to that new world.
  30  * Meanwhile Geany will still load plugins programmed against this interface (even the items that
  31  * are marked deprecated individually such as @ref plugin_fields).
  32  *
  33  * Geany looks for these symbols (arrays, pointers and functions) when initializing
  34  * plugins. Some of them are optional, i.e. they can be omitted; others are required
  35  * and must be defined. Some symbols should only be declared using specific macros in
  36  * @link plugindata.h @endlink.
  37  */
  38
  39 /** Use the PLUGIN_VERSION_CHECK() macro instead. Required by Geany.
  40  *
  41  * @param abi ABI version Geany was compiled with
  42  * @return The API version the plugin was compiled with, or -1 if the plugin is incompatible. */
  43 gint plugin_version_check(gint abi);
  44
  45 /** Use the PLUGIN_SET_INFO() macro to define it. Required by Geany.
  46  * This function is called before the plugin is initialized, so Geany
  47  * can read the plugin's name.
  48  * @param info The data struct which should be initialized by this function. */
  49 void plugin_set_info(PluginInfo *info);
  50
  51 /** Basic information about a plugin, which is set in plugin_set_info().
  52  * @deprecated Use @ref GeanyPlugin.info instead.*/
  53 const PluginInfo *plugin_info;
  54
  55 /** Basic information for the plugin and identification. */
  56 const GeanyPlugin *geany_plugin;
  57
  58 /** Geany owned data pointers.
  59  * Example: @c assert(geany_data->app->configdir != NULL); */
  60 const GeanyData *geany_data;
  61
  62 /** Geany owned function pointers, split into groups.
  63  * Example: @code #include "geanyfunctions.h"
  64  * ...
  65  * document_new_file(NULL, NULL, NULL); @endcode
  66  * This is equivalent of @c geany_functions->p_document->document_new_file(NULL, NULL, NULL); */
  67 const GeanyFunctions *geany_functions;
  68
  69 /** Plugin owned fields, including flags.
  70  * @deprecated Use @ref ui_add_document_sensitive() instead.*/
  71 PluginFields *plugin_fields;
  72
  73 /** An array for connecting GeanyObject events, which should be terminated with
  74  * @c {NULL, NULL, FALSE, NULL}. See @link pluginsignals.c Signal documentation @endlink.
  75  * @see plugin_signal_connect(). */
  76 PluginCallback plugin_callbacks[];
  77
  78 /** Plugins must use the PLUGIN_KEY_GROUP() macro to define it.
  79  * To setup a variable number of keybindings, e.g. based on the
  80  * plugin's configuration file settings, use plugin_set_key_group() instead. */
  81 KeyBindingGroup *plugin_key_group;
  82
  83
  84 /** Called before showing the plugin preferences dialog for multiple plugins.
  85  * Can be omitted when not needed.
  86  * The dialog will show all plugins that support this symbol together.
  87  * @param dialog The plugin preferences dialog widget - this should only be used to
  88  * connect the @c "response" signal. If settings should be read from the dialog, the
  89  * response will be either @c GTK_RESPONSE_OK or @c GTK_RESPONSE_APPLY.
  90  *
  91  * @return @transfer{floating} A container widget holding preference widgets.
  92  *
  93  * @note Using @link stash.h Stash @endlink can make implementing preferences easier.
  94  * @see plugin_configure_single(). */
  95 GtkWidget *plugin_configure(GtkDialog *dialog);
  96
  97 /** Called when a plugin should show a preferences dialog, if plugin_configure() has not been
  98  * implemented.
  99  * @warning It's better to implement plugin_configure() instead, but this is simpler.
 100  * This does not integrate as well with the multiple-plugin dialog.
 101  * @param parent Pass this as the parent widget if showing a dialog.
 102  * @see plugin_configure(). */
 103 void plugin_configure_single(GtkWidget *parent);
 104
 105 /** Called after loading the plugin.
 106  * @param data The same as #geany_data. */
 107 void plugin_init(GeanyData *data);
 108
 109 /** Called before unloading the plugin. Required for normal plugins - it should undo
 110  * everything done in plugin_init() - e.g. destroy menu items, free memory. */
 111 void plugin_cleanup();
 112
 113 /** Called whenever the plugin should show its documentation (if any). This may open a dialog,
 114  * a browser with a website or a local installed HTML help file (see utils_open_browser())
 115  * or something else.
 116  * Can be omitted when not needed. */
 117 void plugin_help();