plugins/sourceview/sourceview-prefs.c

   1 /*
   2 * This program is free software; you can redistribute it and/or modify
   3 * it under the terms of the GNU General Public License as published by
   4 * the Free Software Foundation; either version 2 of the License, or
   5 * (at your option) any later version.
   6 *
   7 * This program is distributed in the hope that it will be useful,
   8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 * GNU Library General Public License for more details.
  11 *
  12 * You should have received a copy of the GNU General Public License
  13 * along with this program; if not, write to the Free Software
  14 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  15 */
  16
  17 #include "sourceview-prefs.h"
  18 #include "sourceview-private.h"
  19 #include "sourceview-provider.h"
  20 #include <gtksourceview/gtksource.h>
  21 #include <gtksourceview/completion-providers/words/gtksourcecompletionwords.h>
  22
  23 #include <libanjuta/anjuta-debug.h>
  24 #include <libanjuta/interfaces/ianjuta-editor.h>
  25
  26 #define REGISTER_NOTIFY(settings, key, func) \
  27         g_signal_connect_object (settings, "changed::" key, G_CALLBACK(func), sv, 0);
  28
  29 #define ANJUTA_PREF_SCHEMA_PREFIX "org.gnome.anjuta."
  30 #define PREF_SCHEMA "org.gnome.anjuta.plugins.sourceview"
  31 #define MSGMAN_PREF_SCHEMA "org.gnome.anjuta.plugins.message-manager"
  32
  33 /* Editor preferences */
  34 #define HIGHLIGHT_SYNTAX           "syntax-highlight"
  35 #define HIGHLIGHT_CURRENT_LINE     "currentline-highlight"
  36 #define HIGHLIGHT_BRACKETS         "brackets-highlight"
  37 #define INDENT_SIZE                "indent-size"
  38 #define AUTOCOMPLETION             "autocomplete"
  39
  40 #define VIEW_RIGHTMARGIN           "rightmargin-visible"
  41 #define RIGHTMARGIN_POSITION       "rightmargin-position"
  42
  43 #define MSGMAN_COLOR_ERROR                "color-error"
  44 #define MSGMAN_COLOR_WARNING              "color-warning"
  45 #define MSGMAN_COLOR_IMPORTANT            "color-important"
  46
  47 #define FONT_THEME "font-use-theme"
  48 #define FONT "font"
  49 #define FONT_SCHEMA "org.gnome.desktop.interface"
  50 #define GNOME_MONOSPACE_FONT "monospace-font-name"
  51
  52 static void
  53 on_notify_view_spaces (GSettings* settings,
  54                        const gchar* key,
  55                        gpointer user_data)
  56 {
  57         Sourceview *sv;
  58         sv = ANJUTA_SOURCEVIEW(user_data);
  59         GtkSourceDrawSpacesFlags flags =
  60                 gtk_source_view_get_draw_spaces (GTK_SOURCE_VIEW (sv->priv->view));
  61
  62         if (g_settings_get_boolean (settings, key))
  63                 flags |= (GTK_SOURCE_DRAW_SPACES_SPACE | GTK_SOURCE_DRAW_SPACES_TAB);
  64         else
  65                 flags &= ~(GTK_SOURCE_DRAW_SPACES_SPACE | GTK_SOURCE_DRAW_SPACES_TAB);
  66
  67         gtk_source_view_set_draw_spaces (GTK_SOURCE_VIEW(sv->priv->view),
  68                                                                                                                                          flags);
  69 }
  70
  71 static void
  72 on_notify_view_eol (GSettings* settings,
  73                     const gchar* key,
  74                     gpointer user_data)
  75 {
  76         Sourceview *sv;
  77         sv = ANJUTA_SOURCEVIEW(user_data);
  78         GtkSourceDrawSpacesFlags flags =
  79                 gtk_source_view_get_draw_spaces (GTK_SOURCE_VIEW (sv->priv->view));
  80
  81         if (g_settings_get_boolean (settings, key))
  82                 flags |= GTK_SOURCE_DRAW_SPACES_NEWLINE;
  83         else
  84                 flags &= ~GTK_SOURCE_DRAW_SPACES_NEWLINE;
  85
  86         gtk_source_view_set_draw_spaces (GTK_SOURCE_VIEW(sv->priv->view),
  87                                                                                                                                          flags);
  88 }
  89
  90 static void
  91 on_notify_line_wrap (GSettings* settings,
  92                            const gchar* key,
  93                            gpointer user_data)
  94 {
  95         Sourceview *sv;
  96         sv = ANJUTA_SOURCEVIEW(user_data);
  97
  98         gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (sv->priv->view),
  99                                      g_settings_get_boolean (settings, key) ? GTK_WRAP_WORD : GTK_WRAP_NONE);
 100 }
 101
 102 static void
 103 on_notify_use_tab_for_indentation (GSettings* settings,
 104                                    const gchar* key,
 105                                    gpointer user_data)
 106 {
 107         Sourceview *sv;
 108         sv = ANJUTA_SOURCEVIEW(user_data);
 109
 110         gtk_source_view_set_insert_spaces_instead_of_tabs(GTK_SOURCE_VIEW(sv->priv->view),
 111                                                           !g_settings_get_boolean (settings, key));
 112 }
 113
 114 static void
 115 on_notify_autocompletion (GSettings* settings,
 116                          const gchar* key,
 117                          gpointer user_data)
 118 {
 119         Sourceview *sv;
 120         sv = ANJUTA_SOURCEVIEW(user_data);
 121         GtkSourceCompletion* completion = gtk_source_view_get_completion(GTK_SOURCE_VIEW(sv->priv->view));
 122
 123         if (g_settings_get_boolean (settings, key))
 124         {
 125                 DEBUG_PRINT ("Register word completion provider");
 126                 GtkSourceCompletionWords *prov_words;
 127                 prov_words = gtk_source_completion_words_new (NULL, NULL);
 128
 129                 gtk_source_completion_words_register (prov_words,
 130                                                       gtk_text_view_get_buffer (GTK_TEXT_VIEW (sv->priv->view)));
 131
 132                 gtk_source_completion_add_provider (completion,
 133                                                     GTK_SOURCE_COMPLETION_PROVIDER (prov_words),
 134                                                     NULL);
 135         }
 136         else
 137         {
 138                 GList* node;
 139                 for (node = gtk_source_completion_get_providers(completion); node != NULL; node = g_list_next (node))
 140                 {
 141                         if (GTK_SOURCE_IS_COMPLETION_WORDS(node->data))
 142                         {
 143                                 DEBUG_PRINT ("Unregister word completion provider");
 144                                 gtk_source_completion_words_unregister (GTK_SOURCE_COMPLETION_WORDS(node->data),
 145                                                                         gtk_text_view_get_buffer (GTK_TEXT_VIEW (sv->priv->view)));
 146                                 gtk_source_completion_remove_provider(completion, GTK_SOURCE_COMPLETION_PROVIDER(node->data), NULL);
 147                                 break;
 148                         }
 149                 }
 150         }
 151 }
 152
 153 static void
 154 on_notify_font (GSettings* settings,
 155                 const gchar* key,
 156                 gpointer user_data)
 157 {
 158         Sourceview *sv;
 159         sv = ANJUTA_SOURCEVIEW(user_data);
 160         gchar* font = g_settings_get_string (settings, key);
 161
 162         anjuta_view_set_font(sv->priv->view, FALSE,
 163                              font);
 164         g_free (font);
 165 }
 166
 167 static void
 168 on_notify_font_theme (GSettings* settings,
 169                       const gchar* key,
 170                       gpointer user_data)
 171 {
 172         Sourceview *sv;
 173         sv = ANJUTA_SOURCEVIEW(user_data);
 174
 175         if (g_settings_get_boolean (settings, key))
 176         {
 177                 GSettings* font_settings = g_settings_new (FONT_SCHEMA);
 178                 gchar* desktop_font = g_settings_get_string (font_settings,
 179                                                              GNOME_MONOSPACE_FONT);
 180
 181                 if (desktop_font)
 182                         anjuta_view_set_font(sv->priv->view, FALSE, desktop_font);
 183                 else
 184                         anjuta_view_set_font(sv->priv->view, TRUE, NULL);
 185                 g_free (desktop_font);
 186                 g_object_unref (font_settings);
 187         }
 188         else
 189         {
 190                 gchar* font = g_settings_get_string (settings, FONT);
 191                 anjuta_view_set_font(sv->priv->view, FALSE, font);
 192                 g_free (font);
 193         }
 194 }
 195
 196 /* Preferences notifications */
 197 static void
 198 on_notify_indic_colors (GSettings* settings,
 199                         const gchar *key,
 200                         gpointer user_data)
 201 {
 202         char* error_color =
 203                  g_settings_get_string (settings,
 204                                         MSGMAN_COLOR_ERROR);
 205         char* warning_color =
 206                  g_settings_get_string (settings,
 207                                         MSGMAN_COLOR_WARNING);
 208         char* important_color =
 209                  g_settings_get_string (settings,
 210                                         MSGMAN_COLOR_IMPORTANT);
 211         Sourceview* sv = ANJUTA_SOURCEVIEW (user_data);
 212
 213         g_object_set (sv->priv->warning_indic, "foreground", warning_color, NULL);
 214         g_object_set (sv->priv->critical_indic, "foreground", error_color, NULL);
 215         g_object_set (sv->priv->important_indic, "background", important_color, NULL);
 216
 217         g_free (error_color);
 218         g_free (warning_color);
 219         g_free (important_color);
 220 }
 221
 222 static void
 223 init_fonts(Sourceview* sv)
 224 {
 225         on_notify_font_theme (sv->priv->settings, FONT_THEME, sv);
 226 }
 227
 228 void
 229 sourceview_prefs_init(Sourceview* sv)
 230 {
 231         GtkSourceDrawSpacesFlags flags = 0;
 232         /* We create a new GSettings object here because if we used the one from
 233          * the editor might be destroyed while the plugin is still alive
 234          */
 235         sv->priv->settings = g_settings_new (PREF_SCHEMA);
 236         sv->priv->msgman_settings = g_settings_new (MSGMAN_PREF_SCHEMA);
 237         sv->priv->editor_settings = g_settings_new (ANJUTA_PREF_SCHEMA_PREFIX IANJUTA_EDITOR_PREF_SCHEMA);
 238
 239         /* Bind simple options to GSettings */
 240         g_settings_bind (sv->priv->settings, HIGHLIGHT_SYNTAX,
 241                          sv->priv->document, "highlight-syntax",
 242                          G_SETTINGS_BIND_GET);
 243         g_settings_bind (sv->priv->settings, HIGHLIGHT_CURRENT_LINE,
 244                          sv->priv->view, "highlight-current-line",
 245                          G_SETTINGS_BIND_GET);
 246         g_settings_bind (sv->priv->editor_settings, IANJUTA_EDITOR_TAB_WIDTH_KEY,
 247                          sv->priv->view, "tab-width",
 248                          G_SETTINGS_BIND_GET);
 249         g_settings_bind (sv->priv->editor_settings, IANJUTA_EDITOR_INDENT_WIDTH_KEY,
 250                          sv->priv->view, "indent-width",
 251                          G_SETTINGS_BIND_GET);
 252         g_settings_bind (sv->priv->settings, HIGHLIGHT_BRACKETS,
 253                          sv->priv->document, "highlight-matching-brackets",
 254                          G_SETTINGS_BIND_GET);
 255
 256         g_settings_bind (sv->priv->settings, VIEW_MARKS,
 257                          sv->priv->view, "show-line-marks",
 258                          G_SETTINGS_BIND_GET);
 259
 260         g_settings_bind (sv->priv->settings, RIGHTMARGIN_POSITION,
 261                          sv->priv->view, "right-margin-position",
 262                          G_SETTINGS_BIND_GET);
 263
 264         g_settings_bind (sv->priv->settings, VIEW_RIGHTMARGIN,
 265                          sv->priv->view, "show-right-margin",
 266                          G_SETTINGS_BIND_GET);
 267
 268         g_settings_bind (sv->priv->settings, VIEW_LINENUMBERS,
 269                          sv->priv->view, "show-line-numbers",
 270                          G_SETTINGS_BIND_GET);
 271
 272         /* Init non-simple options */
 273         gtk_source_view_set_indent_width(GTK_SOURCE_VIEW(sv->priv->view),
 274                                          g_settings_get_int (sv->priv->editor_settings, IANJUTA_EDITOR_INDENT_WIDTH_KEY));
 275         gtk_source_view_set_tab_width(GTK_SOURCE_VIEW(sv->priv->view),
 276                                          g_settings_get_int (sv->priv->editor_settings, IANJUTA_EDITOR_TAB_WIDTH_KEY));
 277         gtk_source_view_set_insert_spaces_instead_of_tabs(GTK_SOURCE_VIEW(sv->priv->view),
 278                                                           !g_settings_get_boolean (sv->priv->editor_settings, IANJUTA_EDITOR_USE_TABS_KEY));
 279
 280         gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (sv->priv->view),
 281                                      g_settings_get_boolean (sv->priv->settings, VIEW_EOL) ? GTK_WRAP_WORD : GTK_WRAP_NONE);
 282
 283
 284         if (g_settings_get_boolean (sv->priv->settings, VIEW_WHITE_SPACES))
 285                 flags |= (GTK_SOURCE_DRAW_SPACES_SPACE | GTK_SOURCE_DRAW_SPACES_TAB);
 286         if (g_settings_get_boolean (sv->priv->settings, VIEW_EOL))
 287                 flags |= GTK_SOURCE_DRAW_SPACES_NEWLINE;
 288
 289         gtk_source_view_set_draw_spaces (GTK_SOURCE_VIEW (sv->priv->view),
 290                                          flags);
 291
 292         init_fonts(sv);
 293
 294         on_notify_autocompletion(sv->priv->settings, AUTOCOMPLETION, sv);
 295
 296         /* Register notifications */
 297         REGISTER_NOTIFY (sv->priv->editor_settings, IANJUTA_EDITOR_USE_TABS_KEY, on_notify_use_tab_for_indentation);
 298
 299         REGISTER_NOTIFY (sv->priv->settings, AUTOCOMPLETION, on_notify_autocompletion);
 300         REGISTER_NOTIFY (sv->priv->settings, VIEW_WHITE_SPACES, on_notify_view_spaces);
 301         REGISTER_NOTIFY (sv->priv->settings, VIEW_EOL, on_notify_view_eol);
 302         REGISTER_NOTIFY (sv->priv->settings, VIEW_LINE_WRAP, on_notify_line_wrap);
 303         REGISTER_NOTIFY (sv->priv->settings, FONT_THEME, on_notify_font_theme);
 304         REGISTER_NOTIFY (sv->priv->settings, FONT, on_notify_font);
 305
 306         g_signal_connect (sv->priv->msgman_settings, "changed::" MSGMAN_COLOR_ERROR,
 307                           G_CALLBACK (on_notify_indic_colors), sv);
 308         g_signal_connect (sv->priv->msgman_settings, "changed::" MSGMAN_COLOR_WARNING,
 309                           G_CALLBACK (on_notify_indic_colors), sv);
 310         g_signal_connect (sv->priv->msgman_settings, "changed::" MSGMAN_COLOR_IMPORTANT,
 311                           G_CALLBACK (on_notify_indic_colors), sv);
 312 }
 313
 314 void sourceview_prefs_destroy(Sourceview* sv)
 315 {
 316         g_clear_object (&sv->priv->settings);
 317         g_clear_object (&sv->priv->msgman_settings);
 318         g_clear_object (&sv->priv->editor_settings);
 319 }