Support pinning of conversations (locally)

fixes #290
fixes #1330

4 files changed, 47 insertions, 13 deletions

diff --git a/main/data/conversation_row.ui b/main/data/conversation_row.ui
index fcfd22f0..7be699ba 100644
--- a/main/data/conversation_row.ui
+++ b/main/data/conversation_row.ui
@@ -88,20 +88,33 @@
                                             </object>
                                         </child>
                                         <child>
-                                            <object class="GtkRevealer" id="unread_count_revealer">
+                                            <object class="GtkRevealer" id="top_row_revealer">
                                                 <property name="transition-type">slide-right</property>
                                                 <property name="transition-duration">50</property>
                                                 <property name="reveal-child">True</property>
+                                                <property name="margin-start">15</property>
                                                 <child>
-                                                    <object class="GtkLabel" id="unread_count_label">
-                                                        <property name="vexpand">False</property>
-                                                        <property name="visible">False</property>
-                                                        <property name="margin-start">15</property>
-                                                        <property name="xalign">0.5</property>
-                                                        <attributes>
-                                                            <attribute name="scale" value="0.6"/>
-                                                            <attribute name="weight" value="PANGO_WEIGHT_BOLD"/>
-                                                        </attributes>
+                                                    <object class="GtkBox">
+                                                        <property name="orientation">horizontal</property>
+                                                        <property name="spacing">6</property>
+                                                        <child>
+                                                            <object class="GtkLabel" id="unread_count_label">
+                                                                <property name="vexpand">False</property>
+                                                                <property name="visible">False</property>
+                                                                <property name="xalign">0.5</property>
+                                                                <attributes>
+                                                                    <attribute name="scale" value="0.6"/>
+                                                                    <attribute name="weight" value="PANGO_WEIGHT_BOLD"/>
+                                                                </attributes>
+                                                            </object>
+                                                        </child>
+                                                        <child>
+                                                            <object class="GtkImage" id="pinned_image">
+                                                                <property name="icon-name">view-pin-symbolic</property>
+                                                                <property name="pixel-size">12</property>
+                                                                <property name="visible">False</property>
+                                                            </object>
+                                                        </child>
                                                     </object>
                                                 </child>
                                             </object>
diff --git a/main/src/ui/contact_details/settings_provider.vala b/main/src/ui/contact_details/settings_provider.vala
index 140ebcab..6c43dbfd 100644
--- a/main/src/ui/contact_details/settings_provider.vala
+++ b/main/src/ui/contact_details/settings_provider.vala
@@ -49,6 +49,12 @@ public class SettingsProvider : Plugins.ContactDetailsProvider, Object {
             combobox.active_id = get_notify_setting_id(conversation.notify_setting);
             combobox.changed.connect(() => { conversation.notify_setting = get_notify_setting(combobox.active_id); } );
         }
+
+        Switch pinned_switch = new Switch();
+        string category = conversation.type_ == Conversation.Type.GROUPCHAT ? DETAILS_HEADLINE_ROOM : DETAILS_HEADLINE_CHAT;
+        contact_details.add(category, _("Pin conversation"), _("Pins the conversation to the top of the conversation list"), pinned_switch);
+        pinned_switch.state = conversation.pinned != 0;
+        pinned_switch.state_set.connect((state) => { conversation.pinned = state ? 1 : 0; return false; });
     }
 
     private Conversation.Setting get_setting(string id) {
diff --git a/main/src/ui/conversation_selector/conversation_selector.vala b/main/src/ui/conversation_selector/conversation_selector.vala
index 609e1be1..8a4506f3 100644
--- a/main/src/ui/conversation_selector/conversation_selector.vala
+++ b/main/src/ui/conversation_selector/conversation_selector.vala
@@ -75,6 +75,8 @@ public class ConversationSelector : Widget {
     private void add_conversation(Conversation conversation) {
         ConversationSelectorRow row;
         if (!rows.has_key(conversation)) {
+            conversation.notify["pinned"].connect(list_box.invalidate_sort);
+
             row = new ConversationSelectorRow(stream_interactor, conversation);
             rows[conversation] = row;
             list_box.append(row);
@@ -119,6 +121,8 @@ public class ConversationSelector : Widget {
     private async void remove_conversation(Conversation conversation) {
         select_fallback_conversation(conversation);
         if (rows.has_key(conversation)) {
+            conversation.notify["pinned"].disconnect(list_box.invalidate_sort);
+
             yield rows[conversation].colapse();
             list_box.remove(rows[conversation]);
             rows.unset(conversation);
@@ -149,6 +153,10 @@ public class ConversationSelector : Widget {
         if (cr1 != null && cr2 != null) {
             Conversation c1 = cr1.conversation;
             Conversation c2 = cr2.conversation;
+
+            int pin_comp = c2.pinned - c1.pinned;
+            if (pin_comp != 0) return pin_comp;
+
             if (c1.last_active == null) return -1;
             if (c2.last_active == null) return 1;
             int comp = c2.last_active.compare(c1.last_active);
diff --git a/main/src/ui/conversation_selector/conversation_selector_row.vala b/main/src/ui/conversation_selector/conversation_selector_row.vala
index bd2b0747..8355b104 100644
--- a/main/src/ui/conversation_selector/conversation_selector_row.vala
+++ b/main/src/ui/conversation_selector/conversation_selector_row.vala
@@ -21,7 +21,8 @@ public class ConversationSelectorRow : ListBoxRow {
     [GtkChild] protected unowned Button x_button;
     [GtkChild] protected unowned Revealer time_revealer;
     [GtkChild] protected unowned Revealer xbutton_revealer;
-    [GtkChild] protected unowned Revealer unread_count_revealer;
+    [GtkChild] protected unowned Revealer top_row_revealer;
+    [GtkChild] protected unowned Image pinned_image;
     [GtkChild] public unowned Revealer main_revealer;
 
     public Conversation conversation { get; private set; }
@@ -102,8 +103,10 @@ public class ConversationSelectorRow : ListBoxRow {
         });
         image.set_conversation(stream_interactor, conversation);
         conversation.notify["read-up-to-item"].connect(() => update_read());
+        conversation.notify["pinned"].connect(() => { update_pinned_icon(); });
 
         update_name_label();
+        update_pinned_icon();
         content_item_received();
     }
 
@@ -135,6 +138,10 @@ public class ConversationSelectorRow : ListBoxRow {
         name_label.label = Util.get_conversation_display_name(stream_interactor, conversation);
     }
 
+    private void update_pinned_icon() {
+        pinned_image.visible = conversation.pinned != 0;
+    }
+
     protected void update_time_label(DateTime? new_time = null) {
         if (last_content_item != null) {
             time_label.visible = true;
@@ -252,11 +259,11 @@ public class ConversationSelectorRow : ListBoxRow {
         StateFlags curr_flags = get_state_flags();
         if ((curr_flags & StateFlags.PRELIGHT) != 0) {
             time_revealer.set_reveal_child(false);
-            unread_count_revealer.set_reveal_child(false);
+            top_row_revealer.set_reveal_child(false);
             xbutton_revealer.set_reveal_child(true);
         } else {
             time_revealer.set_reveal_child(true);
-            unread_count_revealer.set_reveal_child(true);
+            top_row_revealer.set_reveal_child(true);
             xbutton_revealer.set_reveal_child(false);
         }
     }