[evolution] Bug 748981 - Option to always show sign/encrypt toolbar buttons in composer

[Milan Crha <mcrha src gnome org>]

commit 1cb554146ababc217205ee01ee4d8f0a1b0774ef
Author: Milan Crha <mcrha redhat com>
Date:   Fri May 15 07:04:04 2015 +0200

    Bug 748981 - Option to always show sign/encrypt toolbar buttons in composer

 composer/e-msg-composer.c                    |   80 ++++++++++++++++++++++++++
 data/org.gnome.evolution.mail.gschema.xml.in |    5 ++
 2 files changed, 85 insertions(+), 0 deletions(-)
---
diff --git a/composer/e-msg-composer.c b/composer/e-msg-composer.c
index a499f15..40cdaf0 100644
--- a/composer/e-msg-composer.c
+++ b/composer/e-msg-composer.c
@@ -2087,6 +2087,82 @@ msg_composer_delete_event_cb (EMsgComposer *composer)
 }
 
 static void
+msg_composer_realize_cb (EMsgComposer *composer)
+{
+       GSettings *settings;
+       GtkAction *action;
+
+       g_return_if_fail (E_IS_MSG_COMPOSER (composer));
+
+       action = ACTION (TOOLBAR_PGP_SIGN);
+       if (gtk_action_get_visible (action) && !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)))
+               gtk_action_set_visible (action, FALSE);
+
+       action = ACTION (TOOLBAR_PGP_ENCRYPT);
+       if (gtk_action_get_visible (action) && !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)))
+               gtk_action_set_visible (action, FALSE);
+
+       action = ACTION (TOOLBAR_SMIME_SIGN);
+       if (gtk_action_get_visible (action) && !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)))
+               gtk_action_set_visible (action, FALSE);
+
+       action = ACTION (TOOLBAR_SMIME_ENCRYPT);
+       if (gtk_action_get_visible (action) && !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)))
+               gtk_action_set_visible (action, FALSE);
+
+       settings = e_util_ref_settings ("org.gnome.evolution.mail");
+
+       if (g_settings_get_boolean (settings, "composer-toolbar-show-sign-encrypt")) {
+               EComposerHeaderTable *table;
+               ESource *source;
+               const gchar *identity_uid;
+
+               table = e_msg_composer_get_header_table (composer);
+               identity_uid = e_composer_header_table_get_identity_uid (table);
+               source = e_composer_header_table_ref_source (table, identity_uid);
+
+               if (source) {
+                       if (e_source_has_extension (source, E_SOURCE_EXTENSION_OPENPGP)) {
+                               gchar *key_id;
+
+                               key_id = e_source_openpgp_dup_key_id (e_source_get_extension (source, 
E_SOURCE_EXTENSION_OPENPGP));
+
+                               if (key_id && *key_id) {
+                                       action = ACTION (TOOLBAR_PGP_SIGN);
+                                       gtk_action_set_visible (action, TRUE);
+
+                                       action = ACTION (TOOLBAR_PGP_ENCRYPT);
+                                       gtk_action_set_visible (action, TRUE);
+                               }
+
+                               g_free (key_id);
+                       }
+
+                       if (e_source_has_extension (source, E_SOURCE_EXTENSION_SMIME)) {
+                               ESourceSMIME *smime_extension;
+                               gchar *certificate;
+
+                               smime_extension = e_source_get_extension (source, E_SOURCE_EXTENSION_SMIME);
+
+                               certificate = e_source_smime_dup_signing_certificate (smime_extension);
+                               if (certificate && *certificate)
+                                       gtk_action_set_visible (ACTION (TOOLBAR_SMIME_SIGN), TRUE);
+                               g_free (certificate);
+
+                               certificate = e_source_smime_dup_encryption_certificate (smime_extension);
+                               if (certificate && *certificate)
+                                       gtk_action_set_visible (ACTION (TOOLBAR_SMIME_ENCRYPT), TRUE);
+                               g_free (certificate);
+                       }
+
+                       g_clear_object (&source);
+               }
+       }
+
+       g_clear_object (&settings);
+}
+
+static void
 msg_composer_prepare_for_quit_cb (EShell *shell,
                                   EActivity *activity,
                                   EMsgComposer *composer)
@@ -2295,6 +2371,10 @@ msg_composer_constructed (GObject *object)
                object, "delete-event",
                G_CALLBACK (msg_composer_delete_event_cb), NULL);
 
+       g_signal_connect (
+               object, "realize",
+               G_CALLBACK (msg_composer_realize_cb), NULL);
+
        gtk_application_add_window (
                GTK_APPLICATION (shell), GTK_WINDOW (object));
 
diff --git a/data/org.gnome.evolution.mail.gschema.xml.in b/data/org.gnome.evolution.mail.gschema.xml.in
index d1b153c..65e1dd7 100644
--- a/data/org.gnome.evolution.mail.gschema.xml.in
+++ b/data/org.gnome.evolution.mail.gschema.xml.in
@@ -185,6 +185,11 @@
       <_summary>Number of characters for wrapping</_summary>
       <_description>Will autowrap lines after given number of characters.</_description>
     </key>
+    <key name="composer-toolbar-show-sign-encrypt" type="b">
+      <default>false</default>
+      <_summary>Whether to always show Sign and Encrypt buttons on the toolbar</_summary>
+      <_description>If set to 'true', the Sign and Encrypt buttons for either PGP or S/MIME are always shown 
in the composer's toolbar. Otherwise they are shown only when being used.</_description>
+    </key>
     <key name="drag-and-drop-save-file-format" type="s">
       <default>'mbox'</default>
       <_summary>Save file format for drag-and-drop operation</_summary>