calendar-management/new-calendar: Move add button to dialog

Move the add button from the headerbar into the dialog, make it
a pill button, and update the button label with the number of
calendars that will be added.

src/gui/calendar-management/gcal-new-calendar-page.c

@@ -20,6 +20,8 @@
 
 #define G_LOG_DOMAIN "GcalNewCalendarPage"
 
+#include "config.h"
+
 #include <glib/gi18n.h>
 
 #include "gcal-context.h"
@@ -136,13 +138,36 @@ calendar_path_to_name_suggestion (GFile *file)
 static void
 update_add_button (GcalNewCalendarPage *self)
 {
+  g_autofree gchar *add_button_label = NULL;
   gboolean valid;
+  uint32_t n_calendars;
 
   valid = (self->local_source != NULL || self->remote_sources != NULL) &&
       self->calendar_address_entry_state != ENTRY_STATE_VALIDATING &&
       self->calendar_address_entry_state != ENTRY_STATE_INVALID;
 
   gtk_widget_set_sensitive (self->add_button, valid);
+
+  n_calendars = 0;
+  if (self->local_source)
+    n_calendars++;
+  if (self->remote_sources)
+    n_calendars += self->remote_sources->len;
+
+  if (n_calendars > 0)
+    {
+      add_button_label = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE,
+                                                       "Add Calendar",
+                                                       "Add %1$u Calendars",
+                                                       n_calendars),
+                                          n_calendars);
+    }
+  else
+    {
+      add_button_label = g_strdup (_("Add Calendar"));
+    }
+
+  gtk_button_set_label (GTK_BUTTON (self->add_button), add_button_label);
 }
 
 static void

src/gui/calendar-management/gcal-new-calendar-page.ui

@@ -15,17 +15,6 @@
               </object>
             </property>
 
-            <child type="end">
-              <object class="GtkButton" id="add_button">
-                <property name="label" translatable="yes">Add</property>
-                <property name="sensitive">False</property>
-                <signal name="clicked" handler="on_add_button_clicked_cb" object="GcalNewCalendarPage" swapped="no" />
-                <style>
-                  <class name="suggested-action"/>
-                </style>
-              </object>
-            </child>
-
           </object>
         </child>
 
@@ -199,6 +188,25 @@
               </object>
             </child>
 
+            <child>
+              <object class="AdwPreferencesGroup">
+
+                <child>
+                  <object class="GtkButton" id="add_button">
+                    <property name="halign">center</property>
+                    <property name="label" translatable="yes">Add Calendar</property>
+                    <property name="sensitive">False</property>
+                    <signal name="clicked" handler="on_add_button_clicked_cb" object="GcalNewCalendarPage" swapped="no" />
+                    <style>
+                      <class name="pill"/>
+                      <class name="suggested-action"/>
+                    </style>
+                  </object>
+                </child>
+
+              </object>
+            </child>
+
           </object>
         </property>