[polari/wip/raresv/finalRebase: 14/18] chatView: split out _createNickTag() and _onNickTagClicked() and use them. chatView: create popovers

[Rares Visalom <raresvisalom src gnome org>]

commit 6b2c5c04216a04824861e9babe402cc7dc85930b
Author: raresv <rares visalom gmail com>
Date:   Thu Aug 18 18:06:33 2016 +0300

    chatView: split out _createNickTag() and _onNickTagClicked() and use them.
    chatView: create popovers on demand, not upon creating the nickTag.

 src/chatView.js |   64 ++++++++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 52 insertions(+), 12 deletions(-)
---
diff --git a/src/chatView.js b/src/chatView.js
index 265413e..12d9c3b 100644
--- a/src/chatView.js
+++ b/src/chatView.js
@@ -15,6 +15,7 @@ const PasteManager = imports.pasteManager;
 const Signals = imports.signals;
 const Utils = imports.utils;
 const UserTracker = imports.userTracker;
+const UserList = imports.userList;
 
 const MAX_NICK_CHARS = 8;
 const IGNORE_STATUS_TIME = 5;
@@ -1168,15 +1169,19 @@ const ChatView = new Lang.Class({
                 let tags = [this._lookupTag('nick')];
                 let nickTagName = this._getNickTagName(message.nick);
                 let nickTag = this._lookupTag(nickTagName);
+                let buffer = this._view.get_buffer();
 
                 if (!nickTag) {
-                    nickTag = this._createNickTag(message.nick);
-                    this._view.get_buffer().get_tag_table().add(nickTag);
+                    nickTag = this._createNickTag(nickTagName);
+                    buffer.get_tag_table().add(nickTag);
+
+                    this._updateNickTag(nickTag, this._userTracker.getNickStatus(message.nick));
                 }
                 tags.push(nickTag);
                 if (needsGap)
                     tags.push(this._lookupTag('gap'));
-                this._insertWithTags(iter, message.nick + '\t', tags);
+                this._insertWithTags(iter, message.nick, tags);
+                buffer.insert(iter, '\t', -1);
             }
             state.lastNick = message.nick;
             tags.push(this._lookupTag('message'));
@@ -1208,15 +1213,6 @@ const ChatView = new Lang.Class({
         this._insertWithTags(iter, text.substr(pos), tags);
     },
 
-    _createNickTag: function(nickName) {
-        let nickTagName = this._getNickTagName(nickName);
-
-        let tag = new Gtk.TextTag({ name: nickTagName });
-        this._updateNickTag(tag, this._userTracker.getNickStatus(nickName));
-
-        return tag;
-    },
-
     _updateNickTag: function(tag, status) {
         if (status == Tp.ConnectionPresenceType.AVAILABLE)
             tag.foreground_rgba = this._activeNickColor;
@@ -1224,6 +1220,50 @@ const ChatView = new Lang.Class({
             tag.foreground_rgba = this._inactiveNickColor;
     },
 
+    _createNickTag: function(name) {
+        let tag = new ButtonTag({ name: name });
+        tag.connect('clicked', Lang.bind(this, this._onNickTagClicked));
+        return tag;
+    },
+
+    _onNickTagClicked: function(tag) {
+        let view = this._view;
+        let event = Gtk.get_current_event();
+        let [, eventX, eventY] = event.get_coords();
+        let [x, y] = view.window_to_buffer_coords(Gtk.TextWindowType.WIDGET,
+                                                          eventX, eventY);
+        let [inside, start] = view.get_iter_at_location(x, y);
+        let end = start.copy();
+
+        if (!start.starts_tag(tag))
+            start.backward_to_tag_toggle(tag);
+
+        if (!end.ends_tag(tag))
+            end.forward_to_tag_toggle(tag);
+
+        let rect1 = view.get_iter_location(start);
+        let rect2 = view.get_iter_location(end);
+
+        [rect1.y, rect1.height] = view.get_line_yrange(start);
+
+        [rect1.x, rect1.y] = view.buffer_to_window_coords(Gtk.TextWindowType.WIDGET, rect1.x, rect1.y);
+        [rect2.x, rect2.y] = view.buffer_to_window_coords(Gtk.TextWindowType.WIDGET, rect2.x, rect2.y);
+        rect1.width = rect2.x - rect1.x;
+
+        //TODO: special chars?
+        let actualNickName = view.get_buffer().get_slice(start, end, false);
+
+        if (!tag._popover)
+            tag._popover = new UserList.UserPopover({ relative_to: this._view,
+                                                      userTracker: this._userTracker,
+                                                      room: this._room });
+
+        tag._popover.nickname = actualNickName;
+
+        tag._popover.pointing_to = rect1;
+        tag._popover.show();
+    },
+
     _createUrlTag: function(url) {
         if (url.indexOf(':') == -1)
             url = 'http://' + url;