Tab completion for MUC occupants

1 files changed, 102 insertions, 0 deletions

diff --git a/main/src/ui/chat_input/view.vala b/main/src/ui/chat_input/view.vala
new file mode 100644
index 00000000..310c0f35
--- /dev/null
+++ b/main/src/ui/chat_input/view.vala
@@ -0,0 +1,102 @@
+using Gdk;
+using Gee;
+using Gtk;
+
+using Dino.Entities;
+using Xmpp;
+
+namespace Dino.Ui.ChatInput {
+
+[GtkTemplate (ui = "/org/dino-im/chat_input.ui")]
+public class View : Box {
+
+    [GtkChild] private ScrolledWindow scrolled;
+    [GtkChild] private TextView text_input;
+
+    private StreamInteractor stream_interactor;
+    private Conversation? conversation;
+    private HashMap<Conversation, string> entry_cache = new HashMap<Conversation, string>(Conversation.hash_func, Conversation.equals_func);
+    private int vscrollbar_min_height;
+    private OccupantsTabCompletor occupants_tab_completor;
+    private SmileyConverter smiley_converter;
+
+    public View(StreamInteractor stream_interactor) {
+        this.stream_interactor = stream_interactor;
+        occupants_tab_completor = new OccupantsTabCompletor(stream_interactor, text_input);
+        smiley_converter = new SmileyConverter(stream_interactor, text_input);
+
+        scrolled.get_vscrollbar().get_preferred_height(out vscrollbar_min_height, null);
+        scrolled.vadjustment.notify["upper"].connect_after(on_upper_notify);
+        text_input.key_press_event.connect(on_text_input_key_press);
+        text_input.buffer.changed.connect(on_text_input_changed);
+    }
+
+    public void initialize_for_conversation(Conversation conversation) {
+        occupants_tab_completor.initialize_for_conversation(conversation);
+
+        if (this.conversation != null) entry_cache[this.conversation] = text_input.buffer.text;
+        this.conversation = conversation;
+
+        text_input.buffer.changed.disconnect(on_text_input_changed);
+        text_input.buffer.text = "";
+        if (entry_cache.has_key(conversation)) {
+            text_input.buffer.text = entry_cache[conversation];
+        }
+        text_input.buffer.changed.connect(on_text_input_changed);
+
+        text_input.grab_focus();
+    }
+
+    private void send_text() {
+        string text = text_input.buffer.text;
+        if (text.has_prefix("/")) {
+            string[] token = text.split(" ", 2);
+            switch(token[0]) {
+                case "/kick":
+                    stream_interactor.get_module(MucManager.IDENTITY).kick(conversation.account, conversation.counterpart, token[1]);
+                    break;
+                case "/me":
+                    stream_interactor.get_module(MessageManager.IDENTITY).send_message(text, conversation);
+                    break;
+                case "/nick":
+                    stream_interactor.get_module(MucManager.IDENTITY).change_nick(conversation.account, conversation.counterpart, token[1]);
+                    break;
+                case "/topic":
+                    stream_interactor.get_module(MucManager.IDENTITY).change_subject(conversation.account, conversation.counterpart, token[1]);
+                    break;
+            }
+        } else {
+            stream_interactor.get_module(MessageManager.IDENTITY).send_message(text, conversation);
+        }
+        text_input.buffer.text = "";
+    }
+
+    private bool on_text_input_key_press(EventKey event) {
+        if (event.keyval == Key.Return) {
+            if ((event.state & ModifierType.SHIFT_MASK) > 0) {
+                text_input.buffer.insert_at_cursor("\n", 1);
+            } else if (text_input.buffer.text != ""){
+                send_text();
+            }
+            return true;
+        }
+        return false;
+    }
+
+    private void on_upper_notify() {
+        scrolled.vadjustment.value = scrolled.vadjustment.upper - scrolled.vadjustment.page_size;
+
+        // hack for vscrollbar not requiring space and making textview higher //TODO doesn't resize immediately
+        scrolled.get_vscrollbar().visible = (scrolled.vadjustment.upper > scrolled.max_content_height - 2 * vscrollbar_min_height);
+    }
+
+    private void on_text_input_changed() {
+        if (text_input.buffer.text != "") {
+            stream_interactor.get_module(ChatInteraction.IDENTITY).on_message_entered(conversation);
+        } else {
+            stream_interactor.get_module(ChatInteraction.IDENTITY).on_message_cleared(conversation);
+        }
+    }
+}
+
+}
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