From 009bc18bde40275fcce4eca707633957c294d439 Mon Sep 17 00:00:00 2001
From: nixzhu <zhuhongxu@gmail.com>
Date: Thu, 23 Jul 2015 16:01:07 +0800
Subject: [PATCH] longPressAction for ChatLeftTextCell show menu

---
 .../ConversationViewController.swift          | 52 +++++++++++++++++++
 .../Cells/ChatLeftText/ChatLeftTextCell.swift | 20 ++++---
 2 files changed, 64 insertions(+), 8 deletions(-)

diff --git a/Yep/ViewControllers/Conversation/ConversationViewController.swift b/Yep/ViewControllers/Conversation/ConversationViewController.swift
index b2cf7589..8e625a14 100644
--- a/Yep/ViewControllers/Conversation/ConversationViewController.swift
+++ b/Yep/ViewControllers/Conversation/ConversationViewController.swift
@@ -1935,6 +1935,58 @@ extension ConversationViewController: UICollectionViewDataSource, UICollectionVi
 
                         cell.configureWithMessage(message, textContentLabelWidth: textContentLabelWidthOfMessage(message), collectionView: collectionView, indexPath: indexPath)
 
+                        cell.longPressAction = { [weak self] cell in
+
+                            self?.currentMenu?.hide()
+
+                            if let strongSelf = self {
+
+                                let copyItem = BubbleMenuView.Item(title: NSLocalizedString("Copy", comment: "")) { menu in
+                                    print("copy\n")
+
+                                    UIPasteboard.generalPasteboard().string = cell.textContentTextView.text
+
+                                    menu.hide()
+                                }
+
+                                let textViewFrame = cell.convertRect(cell.textContentTextView.frame, toView: strongSelf.view)
+
+                                let arrowDirection: BubbleMenuView.ArrowDirection = CGRectGetMidY(textViewFrame) < 64 + 80 ? .Up : .Down
+
+                                let menu = BubbleMenuView(arrowDirection: arrowDirection, items: [copyItem])
+
+                                strongSelf.currentMenu = menu
+
+                                menu.setTranslatesAutoresizingMaskIntoConstraints(false)
+
+                                strongSelf.view.addSubview(menu)
+
+
+                                var vConstant = CGRectGetMidY(textViewFrame) - CGRectGetMidY(strongSelf.conversationCollectionView.frame)
+
+                                let menuV: NSLayoutConstraint
+
+                                switch arrowDirection {
+
+                                case .Up:
+                                    vConstant += ceil(CGRectGetHeight(textViewFrame) * 0.5) - menu.offsetV
+
+                                    menuV = NSLayoutConstraint(item: menu, attribute: .Top, relatedBy: .Equal, toItem: strongSelf.view, attribute: .CenterY, multiplier: 1, constant: vConstant)
+                                    
+                                case .Down:
+                                    vConstant -= ceil(CGRectGetHeight(textViewFrame) * 0.5) - menu.offsetV
+                                    
+                                    menuV = NSLayoutConstraint(item: menu, attribute: .Bottom, relatedBy: .Equal, toItem: strongSelf.view, attribute: .CenterY, multiplier: 1, constant: vConstant)
+                                }
+                                
+                                let centerXConstant = CGRectGetMidX(textViewFrame) - CGRectGetMidX(strongSelf.conversationCollectionView.frame)
+                                
+                                let menuCenterX = NSLayoutConstraint(item: menu, attribute: .CenterX, relatedBy: .Equal, toItem: strongSelf.view, attribute: .CenterX, multiplier: 1, constant: centerXConstant)
+                                
+                                NSLayoutConstraint.activateConstraints([menuV, menuCenterX])
+                            }
+                        }
+
                         return cell
                     }
 
diff --git a/Yep/Views/Cells/ChatLeftText/ChatLeftTextCell.swift b/Yep/Views/Cells/ChatLeftText/ChatLeftTextCell.swift
index de7f7919..66467118 100644
--- a/Yep/Views/Cells/ChatLeftText/ChatLeftTextCell.swift
+++ b/Yep/Views/Cells/ChatLeftText/ChatLeftTextCell.swift
@@ -22,6 +22,8 @@ class ChatLeftTextCell: UICollectionViewCell {
     @IBOutlet weak var textContentTextViewLeadingConstraint: NSLayoutConstraint!
     @IBOutlet weak var textContentTextViewWidthConstraint: NSLayoutConstraint!
 
+    var longPressAction: (ChatLeftTextCell -> Void)?
+
     override func awakeFromNib() {
         super.awakeFromNib()
 
@@ -58,15 +60,17 @@ class ChatLeftTextCell: UICollectionViewCell {
     }
 
     func handleLongPress(longPress: UILongPressGestureRecognizer) {
-        if longPress.state == .Began {
-            if let view = longPress.view, superview = view.superview {
-                view.becomeFirstResponder()
+//        if longPress.state == .Began {
+//            if let view = longPress.view, superview = view.superview {
+//                view.becomeFirstResponder()
+//
+//                let menu = UIMenuController.sharedMenuController()
+//                menu.setTargetRect(view.frame, inView: superview)
+//                menu.setMenuVisible(true, animated: true)
+//            }
+//        }
 
-                let menu = UIMenuController.sharedMenuController()
-                menu.setTargetRect(view.frame, inView: superview)
-                menu.setMenuVisible(true, animated: true)
-            }
-        }
+        longPressAction?(self)
     }
 
     func configureWithMessage(message: Message, textContentLabelWidth: CGFloat, collectionView: UICollectionView, indexPath: NSIndexPath) {