From 2ccfd5ffdbc697feffc9c1449c5099ad42886ed7 Mon Sep 17 00:00:00 2001
From: Kyle Fang <zhigang1992@gmail.com>
Date: Thu, 25 Jul 2013 23:00:01 +0800
Subject: [PATCH] Added Copy and fixed paste bug. Added selected state for
 BubbleView. may need a little work on the artwork.

---
 .../JSBubbleMessageCell.m                     |   4 ++-
 JSMessagesTableViewController/JSBubbleView.h  |   5 +++-
 JSMessagesTableViewController/JSBubbleView.m  |  28 +++++++++++++++---
 .../JSMessagesViewController.m                |   4 ++-
 .../Images/messageBubbleSelected.png          | Bin 0 -> 2366 bytes
 .../Images/messageBubbleSelected@2x.png       | Bin 0 -> 4738 bytes
 MessagesDemo.xcodeproj/project.pbxproj        |   8 +++++
 7 files changed, 42 insertions(+), 7 deletions(-)
 create mode 100644 JSMessagesTableViewController/Resources/Images/messageBubbleSelected.png
 create mode 100644 JSMessagesTableViewController/Resources/Images/messageBubbleSelected@2x.png

diff --git a/JSMessagesTableViewController/JSBubbleMessageCell.m b/JSMessagesTableViewController/JSBubbleMessageCell.m
index 3f7d998..a12e059 100644
--- a/JSMessagesTableViewController/JSBubbleMessageCell.m
+++ b/JSMessagesTableViewController/JSBubbleMessageCell.m
@@ -177,7 +177,7 @@
         return;
     
     UIMenuController *menu = [UIMenuController sharedMenuController];
-    [menu setTargetRect:self.bubbleView.frame inView:self];
+    [menu setTargetRect:CGRectInset([self.bubbleView bubbleFrame], 0, 4.f) inView:self];
     
     [[NSNotificationCenter defaultCenter] addObserver:self
                                              selector:@selector(menuWillShow:)
@@ -201,6 +201,7 @@
 - (void) menuWillHide:(NSNotification *)notification
 {
     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIMenuControllerWillHideMenuNotification object:nil];
+    self.bubbleView.selectedToShowCopyMenu = NO;
 }
 
 - (void) menuWillShow:(NSNotification *)notification
@@ -210,6 +211,7 @@
                                              selector:@selector(menuWillHide:)
                                                  name:UIMenuControllerWillHideMenuNotification
                                                object:nil];
+    self.bubbleView.selectedToShowCopyMenu = YES;
 }
 
 - (void)dealloc{
diff --git a/JSMessagesTableViewController/JSBubbleView.h b/JSMessagesTableViewController/JSBubbleView.h
index fd00943..d42c833 100644
--- a/JSMessagesTableViewController/JSBubbleView.h
+++ b/JSMessagesTableViewController/JSBubbleView.h
@@ -40,7 +40,7 @@ typedef enum {
     JSBubbleMessageStyleIncomingSquare,
     JSBubbleMessageStyleOutgoingDefault,
 	JSBubbleMessageStyleOutgoingDefaultGreen,
-    JSBubbleMessageStyleOutgoingSquare
+    JSBubbleMessageStyleOutgoingSquare,
 } JSBubbleMessageStyle;
 
 
@@ -53,6 +53,9 @@ typedef enum {
 #pragma mark - Initialization
 - (id)initWithFrame:(CGRect)frame bubbleStyle:(JSBubbleMessageStyle)bubbleStyle;
 
+- (CGRect)bubbleFrame;
+@property (nonatomic) BOOL selectedToShowCopyMenu;
+
 #pragma mark - Bubble view
 + (UIImage *)bubbleImageForStyle:(JSBubbleMessageStyle)style;
 + (UIFont *)font;
diff --git a/JSMessagesTableViewController/JSBubbleView.m b/JSMessagesTableViewController/JSBubbleView.m
index 1446436..5feb655 100644
--- a/JSMessagesTableViewController/JSBubbleView.m
+++ b/JSMessagesTableViewController/JSBubbleView.m
@@ -86,16 +86,36 @@
     [self setNeedsDisplay];
 }
 
+- (void)setSelectedToShowCopyMenu:(BOOL)selectedToShowCopyMenu{
+    _selectedToShowCopyMenu = selectedToShowCopyMenu;
+    [self setNeedsDisplay];
+}
+
 #pragma mark - Drawing
-- (void)drawRect:(CGRect)frame
-{
-	UIImage *image = [JSBubbleView bubbleImageForStyle:self.style];
+
+- (CGRect)bubbleFrame{
     CGSize bubbleSize = [JSBubbleView bubbleSizeForText:self.text];
 	CGRect bubbleFrame = CGRectMake(([self styleIsOutgoing] ? self.frame.size.width - bubbleSize.width : 0.0f),
                                     kMarginTop,
                                     bubbleSize.width,
                                     bubbleSize.height);
-    
+    return bubbleFrame;
+}
+
+- (void)drawRect:(CGRect)frame
+{
+	UIImage *image = nil;
+    if (self.selectedToShowCopyMenu) {
+        if ([self styleIsOutgoing]) {
+            image = [[UIImage imageNamed:@"messageBubbleHighlighted"] stretchableImageWithLeftCapWidth:15 topCapHeight:15];
+        } else {
+            image = [[UIImage imageNamed:@"messageBubbleSelected"] stretchableImageWithLeftCapWidth:23 topCapHeight:15];
+        }
+    } else {
+        image = [JSBubbleView bubbleImageForStyle:self.style];
+    }
+    [JSBubbleView bubbleImageForStyle:self.style];
+    CGRect bubbleFrame = [self bubbleFrame];
 	[image drawInRect:bubbleFrame];
 	
 	CGSize textSize = [JSBubbleView textSizeForText:self.text];
diff --git a/JSMessagesTableViewController/JSMessagesViewController.m b/JSMessagesTableViewController/JSMessagesViewController.m
index 4cde8a3..63c328c 100644
--- a/JSMessagesTableViewController/JSMessagesViewController.m
+++ b/JSMessagesTableViewController/JSMessagesViewController.m
@@ -271,7 +271,9 @@
     BOOL isShrinking = textViewContentHeight < self.previousTextViewContentHeight;
     CGFloat changeInHeight = textViewContentHeight - self.previousTextViewContentHeight;
     
-    changeInHeight = (textViewContentHeight + changeInHeight >= maxHeight) ? 0.0f : changeInHeight;
+    if (changeInHeight > 0 && self.previousTextViewContentHeight == maxHeight) {
+        changeInHeight = 0;
+    }
     
     if(!isShrinking)
         [self.inputToolBarView adjustTextViewHeightBy:changeInHeight];
diff --git a/JSMessagesTableViewController/Resources/Images/messageBubbleSelected.png b/JSMessagesTableViewController/Resources/Images/messageBubbleSelected.png
new file mode 100644
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diff --git a/JSMessagesTableViewController/Resources/Images/messageBubbleSelected@2x.png b/JSMessagesTableViewController/Resources/Images/messageBubbleSelected@2x.png
new file mode 100644
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diff --git a/MessagesDemo.xcodeproj/project.pbxproj b/MessagesDemo.xcodeproj/project.pbxproj
index ccb1b29..67f76c8 100644
--- a/MessagesDemo.xcodeproj/project.pbxproj
+++ b/MessagesDemo.xcodeproj/project.pbxproj
@@ -7,6 +7,8 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		049A2A3717A16EA0000D4811 /* messageBubbleSelected.png in Resources */ = {isa = PBXBuildFile; fileRef = 049A2A3517A16E9E000D4811 /* messageBubbleSelected.png */; };
+		049A2A3817A16EA0000D4811 /* messageBubbleSelected@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = 049A2A3617A16E9F000D4811 /* messageBubbleSelected@2x.png */; };
 		881AE55D16D13CDC008F7636 /* UIKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 881AE55C16D13CDC008F7636 /* UIKit.framework */; };
 		881AE55F16D13CDC008F7636 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 881AE55E16D13CDC008F7636 /* Foundation.framework */; };
 		881AE56116D13CDC008F7636 /* CoreGraphics.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 881AE56016D13CDC008F7636 /* CoreGraphics.framework */; };
@@ -54,6 +56,8 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		049A2A3517A16E9E000D4811 /* messageBubbleSelected.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = messageBubbleSelected.png; sourceTree = "<group>"; };
+		049A2A3617A16E9F000D4811 /* messageBubbleSelected@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "messageBubbleSelected@2x.png"; sourceTree = "<group>"; };
 		881AE55916D13CDC008F7636 /* MessagesDemo.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = MessagesDemo.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		881AE55C16D13CDC008F7636 /* UIKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = UIKit.framework; path = System/Library/Frameworks/UIKit.framework; sourceTree = SDKROOT; };
 		881AE55E16D13CDC008F7636 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
@@ -222,6 +226,8 @@
 		88301EF216F77B3D0037524D /* Images */ = {
 			isa = PBXGroup;
 			children = (
+				049A2A3517A16E9E000D4811 /* messageBubbleSelected.png */,
+				049A2A3617A16E9F000D4811 /* messageBubbleSelected@2x.png */,
 				88244C0116FE5BA300034667 /* bubbleSquareIncoming.png */,
 				88244C0216FE5BA300034667 /* bubbleSquareIncoming@2x.png */,
 				88244C0316FE5BA300034667 /* bubbleSquareOutgoing.png */,
@@ -337,6 +343,8 @@
 				88244C0616FE5BA400034667 /* bubbleSquareIncoming@2x.png in Resources */,
 				88244C0716FE5BA400034667 /* bubbleSquareOutgoing.png in Resources */,
 				88244C0816FE5BA400034667 /* bubbleSquareOutgoing@2x.png in Resources */,
+				049A2A3717A16EA0000D4811 /* messageBubbleSelected.png in Resources */,
+				049A2A3817A16EA0000D4811 /* messageBubbleSelected@2x.png in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};