diff options
Diffstat (limited to 'modules/settings/e-settings-web-view-gtkhtml.c')
| -rw-r--r-- | modules/settings/e-settings-web-view-gtkhtml.c | 324 |
1 files changed, 0 insertions, 324 deletions
diff --git a/modules/settings/e-settings-web-view-gtkhtml.c b/modules/settings/e-settings-web-view-gtkhtml.c deleted file mode 100644 index 7815eb6a17..0000000000 --- a/modules/settings/e-settings-web-view-gtkhtml.c +++ /dev/null @@ -1,324 +0,0 @@ -/* - * e-settings-web-view-gtkhtml.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdio.h> -#include <string.h> - -#include "e-settings-web-view-gtkhtml.h" - -#include <e-util/e-util.h> - -#define E_SETTINGS_WEB_VIEW_GTKHTML_GET_PRIVATE(obj) \ - (G_TYPE_INSTANCE_GET_PRIVATE \ - ((obj), E_TYPE_SETTINGS_WEB_VIEW_GTKHTML, ESettingsWebViewGtkHTMLPrivate)) - -struct _ESettingsWebViewGtkHTMLPrivate { - GtkCssProvider *css_provider; - GSettings *settings; - GHashTable *old_values; -}; - -G_DEFINE_DYNAMIC_TYPE ( - ESettingsWebViewGtkHTML, - e_settings_web_view_gtkhtml, - E_TYPE_EXTENSION) - -/* replaces content of color string */ -static void -settings_web_view_gtkhtml_fix_color_string (gchar *color_string) -{ - GdkColor color; - - if (color_string == NULL) - return; - - if (strlen (color_string) < 13) - return; - - if (!gdk_color_parse (color_string, &color)) - return; - - sprintf ( - color_string, "#%02x%02x%02x", - (gint) color.red * 256 / 65536, - (gint) color.green * 256 / 65536, - (gint) color.blue * 256 / 65536); -} - -static void -settings_web_view_gtkhtml_load_style (ESettingsWebViewGtkHTML *extension) -{ - GString *buffer; - gchar *citation_color; - gchar *monospace_font; - gchar *spell_color; - gchar *variable_font; - gboolean custom_fonts; - gboolean mark_citations; - EExtensible *extensible; - GtkStyleContext *style_context; - GSettings *settings; - GError *error = NULL; - - /* Some of our mail and composer preferences are passed down to - * GtkHtml through style properties, unfortunately. This builds - * a style sheet for the EWebView using values from GSettings. */ - - settings = extension->priv->settings; - - custom_fonts = - g_settings_get_boolean (settings, "use-custom-font"); - monospace_font = - g_settings_get_string (settings, "monospace-font"); - variable_font = - g_settings_get_string (settings, "variable-width-font"); - mark_citations = - g_settings_get_boolean (settings, "mark-citations"); - citation_color = - g_settings_get_string (settings, "citation-color"); - spell_color = - g_settings_get_string (settings, "composer-spell-color"); - - buffer = g_string_new ("EWebViewGtkHTML {\n"); - - settings_web_view_gtkhtml_fix_color_string (citation_color); - settings_web_view_gtkhtml_fix_color_string (spell_color); - - if (custom_fonts && variable_font != NULL) - g_string_append_printf ( - buffer, " font: %s;\n", variable_font); - - if (custom_fonts && monospace_font != NULL) - g_string_append_printf ( - buffer, " -GtkHTML-fixed-font-name: '%s';\n", - monospace_font); - - if (mark_citations && citation_color != NULL) - g_string_append_printf ( - buffer, " -GtkHTML-cite-color: %s;\n", - citation_color); - - if (spell_color != NULL) - g_string_append_printf ( - buffer, " -GtkHTML-spell-error-color: %s;\n", - spell_color); - - g_string_append (buffer, "}\n"); - - gtk_css_provider_load_from_data ( - extension->priv->css_provider, - buffer->str, buffer->len, &error); - - if (error != NULL) { - g_warning ("%s", error->message); - g_error_free (error); - } - - g_string_free (buffer, TRUE); - - g_free (monospace_font); - g_free (variable_font); - g_free (citation_color); - g_free (spell_color); - - extensible = e_extension_get_extensible (E_EXTENSION (extension)); - style_context = gtk_widget_get_style_context (GTK_WIDGET (extensible)); - gtk_style_context_invalidate (style_context); -} - -static void -settings_web_view_gtkhtml_changed_cb (GSettings *settings, - const gchar *key, - ESettingsWebViewGtkHTML *extension) -{ - GVariant *new_value, *old_value; - - new_value = g_settings_get_value (settings, key); - old_value = g_hash_table_lookup (extension->priv->old_values, key); - - if (!new_value || !old_value || !g_variant_equal (new_value, old_value)) { - if (new_value) - g_hash_table_insert (extension->priv->old_values, g_strdup (key), new_value); - else - g_hash_table_remove (extension->priv->old_values, key); - - settings_web_view_gtkhtml_load_style (extension); - } else if (new_value) { - g_variant_unref (new_value); - } -} - -static void -settings_web_view_gtkhtml_realize (GtkWidget *widget, - ESettingsWebViewGtkHTML *extension) -{ - GSettings *settings; - - settings = extension->priv->settings; - - g_settings_bind ( - settings, "composer-inline-spelling", - widget, "inline-spelling", - G_SETTINGS_BIND_GET); - - g_settings_bind ( - settings, "composer-magic-links", - widget, "magic-links", - G_SETTINGS_BIND_GET); - - g_settings_bind ( - settings, "composer-magic-smileys", - widget, "magic-smileys", - G_SETTINGS_BIND_GET); - - gtk_style_context_add_provider ( - gtk_widget_get_style_context (widget), - GTK_STYLE_PROVIDER (extension->priv->css_provider), - GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); - - settings_web_view_gtkhtml_load_style (extension); - - /* Reload the style sheet when certain settings change. */ - - g_signal_connect ( - settings, "changed::use-custom-font", - G_CALLBACK (settings_web_view_gtkhtml_changed_cb), - extension); - - g_signal_connect ( - settings, "changed::monospace-font", - G_CALLBACK (settings_web_view_gtkhtml_changed_cb), - extension); - - g_signal_connect ( - settings, "changed::variable-width-font", - G_CALLBACK (settings_web_view_gtkhtml_changed_cb), - extension); - - g_signal_connect ( - settings, "changed::mark-citations", - G_CALLBACK (settings_web_view_gtkhtml_changed_cb), - extension); - - g_signal_connect ( - settings, "changed::citation-color", - G_CALLBACK (settings_web_view_gtkhtml_changed_cb), - extension); - - g_signal_connect ( - settings, "changed::composer-spell-color", - G_CALLBACK (settings_web_view_gtkhtml_changed_cb), - extension); -} - -static void -settings_web_view_gtkhtml_dispose (GObject *object) -{ - ESettingsWebViewGtkHTMLPrivate *priv; - - priv = E_SETTINGS_WEB_VIEW_GTKHTML_GET_PRIVATE (object); - - if (priv->settings != NULL) { - g_signal_handlers_disconnect_by_func ( - priv->settings, - settings_web_view_gtkhtml_changed_cb, object); - } - - if (priv->old_values) { - g_hash_table_destroy (priv->old_values); - priv->old_values = NULL; - } - - g_clear_object (&priv->css_provider); - g_clear_object (&priv->settings); - - /* Chain up to parent's dispose() method. */ - G_OBJECT_CLASS (e_settings_web_view_gtkhtml_parent_class)-> - dispose (object); -} - -static void -settings_web_view_gtkhtml_constructed (GObject *object) -{ - EExtensible *extensible; - - extensible = e_extension_get_extensible (E_EXTENSION (object)); - - /* Wait to bind settings until the EWebView is realized so - * GtkhtmlEditor has a chance to install a GtkHTMLEditorAPI. - * Otherwise our settings will have no effect. */ - - g_signal_connect ( - extensible, "realize", - G_CALLBACK (settings_web_view_gtkhtml_realize), object); - - /* Chain up to parent's constructed() method. */ - G_OBJECT_CLASS (e_settings_web_view_gtkhtml_parent_class)-> - constructed (object); -} - -static void -e_settings_web_view_gtkhtml_class_init (ESettingsWebViewGtkHTMLClass *class) -{ - GObjectClass *object_class; - EExtensionClass *extension_class; - - g_type_class_add_private ( - class, sizeof (ESettingsWebViewGtkHTMLPrivate)); - - object_class = G_OBJECT_CLASS (class); - object_class->dispose = settings_web_view_gtkhtml_dispose; - object_class->constructed = settings_web_view_gtkhtml_constructed; - - extension_class = E_EXTENSION_CLASS (class); - extension_class->extensible_type = E_TYPE_WEB_VIEW_GTKHTML; -} - -static void -e_settings_web_view_gtkhtml_class_finalize (ESettingsWebViewGtkHTMLClass *class) -{ -} - -static void -e_settings_web_view_gtkhtml_init (ESettingsWebViewGtkHTML *extension) -{ - GSettings *settings; - - extension->priv = - E_SETTINGS_WEB_VIEW_GTKHTML_GET_PRIVATE (extension); - - extension->priv->css_provider = gtk_css_provider_new (); - - settings = g_settings_new ("org.gnome.evolution.mail"); - extension->priv->settings = settings; - - extension->priv->old_values = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify) g_variant_unref); -} - -void -e_settings_web_view_gtkhtml_type_register (GTypeModule *type_module) -{ - /* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration - * function, so we have to wrap it with a public function in - * order to register types from a separate compilation unit. */ - e_settings_web_view_gtkhtml_register_type (type_module); -} - |