add button that scrolls to the bottom of the conversation

3 files changed, 56 insertions, 11 deletions

diff --git a/main/data/unified_main_content.ui b/main/data/unified_main_content.ui
index 61781ac4..d5897b1a 100644
--- a/main/data/unified_main_content.ui
+++ b/main/data/unified_main_content.ui
@@ -17,20 +17,53 @@
             <object class="GtkOverlay">
                 <property name="visible">True</property>
                 <child>
-                    <object class="GtkBox">
-                        <property name="orientation">vertical</property>
+                    <object class="GtkOverlay">
                         <property name="visible">True</property>
-                        <style>
-                            <class name="dino-conversation"/>
-                        </style>
                         <child>
-                            <object class="DinoUiConversationSummaryConversationView" id="conversation_frame">
+                            <object class="GtkBox">
+                                <property name="orientation">vertical</property>
                                 <property name="visible">True</property>
+                                <style>
+                                    <class name="dino-conversation"/>
+                                </style>
+                                <child>
+                                    <object class="DinoUiConversationSummaryConversationView" id="conversation_frame">
+                                        <property name="visible">True</property>
+                                    </object>
+                                </child>
+                                <child>
+                                    <object class="DinoUiChatInputView" id="chat_input">
+                                        <property name="visible">True</property>
+                                    </object>
+                                </child>
                             </object>
                         </child>
-                        <child>
-                            <object class="DinoUiChatInputView" id="chat_input">
+                        <child type="overlay">
+                            <object class="GtkRevealer" id="goto_end_revealer">
+                                <property name="halign">end</property>
+                                <property name="valign">end</property>
+                                <property name="transition-type">crossfade</property>
                                 <property name="visible">True</property>
+                                <child>
+                                    <object class="GtkButton" id="goto_end_button">
+                                        <property name="vexpand">False</property>
+                                        <property name="halign">end</property>
+                                        <property name="valign">end</property>
+                                        <property name="margin-end">70</property>
+                                        <property name="margin-bottom">100</property>
+                                        <property name="visible">True</property>
+                                        <style>
+                                            <class name="circular"/>
+                                        </style>
+                                        <child>
+                                            <object class="GtkImage">
+                                                <property name="icon-name">go-down-symbolic</property>
+                                                <property name="icon-size">1</property>
+                                                <property name="visible">True</property>
+                                            </object>
+                                        </child>
+                                    </object>
+                                </child>
                             </object>
                         </child>
                     </object>
diff --git a/main/src/ui/conversation_summary/conversation_view.vala b/main/src/ui/conversation_summary/conversation_view.vala
index 7fce6673..e6a564de 100644
--- a/main/src/ui/conversation_summary/conversation_view.vala
+++ b/main/src/ui/conversation_summary/conversation_view.vala
@@ -11,7 +11,7 @@ public class ConversationView : Box, Plugins.ConversationItemCollection {
 
     public Conversation? conversation { get; private set; }
 
-    [GtkChild] private ScrolledWindow scrolled;
+    [GtkChild] public ScrolledWindow scrolled;
     [GtkChild] private Revealer notification_revealer;
     [GtkChild] private Box notifications;
     [GtkChild] private Box main;
@@ -307,8 +307,7 @@ public class ConversationView : Box, Plugins.ConversationItemCollection {
     }
 
     private void on_upper_notify() {
-        if (was_upper == null || scrolled.vadjustment.value >  was_upper - was_page_size - 1 ||
-                scrolled.vadjustment.value >  was_upper - was_page_size - 1) { // scrolled down or content smaller than page size
+        if (was_upper == null || scrolled.vadjustment.value >  was_upper - was_page_size - 1) { // scrolled down or content smaller than page size
             if (at_current_content) {
                 scrolled.vadjustment.value = scrolled.vadjustment.upper - scrolled.vadjustment.page_size; // scroll down
             }
diff --git a/main/src/ui/unified_window.vala b/main/src/ui/unified_window.vala
index 22b8f49a..97ef7ed4 100644
--- a/main/src/ui/unified_window.vala
+++ b/main/src/ui/unified_window.vala
@@ -18,6 +18,8 @@ public class UnifiedWindow : Gtk.Window {
     private HeaderBar placeholder_headerbar = new HeaderBar() { title="Dino", show_close_button=true, visible=true };
     private Paned headerbar_paned = new Paned(Orientation.HORIZONTAL) { visible=true };
     private Paned paned;
+    private Revealer goto_end_revealer;
+    private Button goto_end_button;
     private Revealer search_revealer;
     private SearchEntry search_entry;
     private GlobalSearch search_box;
@@ -40,6 +42,13 @@ public class UnifiedWindow : Gtk.Window {
         setup_unified();
         setup_stack();
 
+        var vadjustment = conversation_frame.scrolled.vadjustment;
+        vadjustment.notify["value"].connect(() => {
+            goto_end_revealer.reveal_child = vadjustment.value <  vadjustment.upper - vadjustment.page_size;
+        });
+        goto_end_button.clicked.connect(() => {
+            conversation_frame.initialize_for_conversation(conversation);
+        });
 
         conversation_titlebar.search_button.clicked.connect(() => {
             search_revealer.reveal_child = conversation_titlebar.search_button.active;
@@ -55,11 +64,13 @@ public class UnifiedWindow : Gtk.Window {
         search_box.selected_item.connect((item) => {
             on_conversation_selected(item.conversation, false, false);
             conversation_frame.initialize_around_message(item.conversation, item);
+            close_search();
         });
         event.connect((event) => {
             if (event.type == EventType.BUTTON_PRESS) {
                 int dest_x, dest_y;
                 bool ret = search_box.translate_coordinates(this, 0, 0, out dest_x, out dest_y);
+                print(@"ret $(ret) button-x $(event.button.x_root) !< dest_x $(dest_x)\n");
                 if (ret && event.button.x_root < dest_x) {
                     close_search();
                 }
@@ -132,6 +143,8 @@ public class UnifiedWindow : Gtk.Window {
         chat_input = ((ChatInput.View) builder.get_object("chat_input")).init(stream_interactor);
         conversation_frame = ((ConversationSummary.ConversationView) builder.get_object("conversation_frame")).init(stream_interactor);
         filterable_conversation_list = ((ConversationSelector.View) builder.get_object("conversation_list")).init(stream_interactor);
+        goto_end_revealer = (Revealer) builder.get_object("goto_end_revealer");
+        goto_end_button = (Button) builder.get_object("goto_end_button");
         search_box = ((GlobalSearch) builder.get_object("search_box")).init(stream_interactor);
         search_revealer = (Revealer) builder.get_object("search_revealer");
         search_entry = (SearchEntry) builder.get_object("search_entry");