添加复制功能的保护

xhzengAIB · xhzengAIB · commit 2f65223bd7a3 · 2015-08-05T22:46:30.000+08:00
diff --git a/MessageDisplayKit/Classes/Views/MessageContentViews/XHMessageTableViewCell.m b/MessageDisplayKit/Classes/Views/MessageContentViews/XHMessageTableViewCell.m
@@ -280,7 +280,9 @@ - (void)longPressGestureRecognizerHandle:(UILongPressGestureRecognizer *)longPre
         SEL action = nil;
         switch (i) {
             case 0: {
-                action = @selector(copyed:);
+                if ([self.messageBubbleView.message messageMediaType] == XHBubbleMessageMediaTypeText) {
+                    action = @selector(copyed:);
+                }
                 break;
             }
             case 1: {
@@ -298,9 +300,11 @@ - (void)longPressGestureRecognizerHandle:(UILongPressGestureRecognizer *)longPre
             default:
                 break;
         }
-        UIMenuItem *item = [[UIMenuItem alloc] initWithTitle:title action:action];
-        if (item) {
-            [menuItems addObject:item];
+        if (action) {
+            UIMenuItem *item = [[UIMenuItem alloc] initWithTitle:title action:action];
+            if (item) {
+                [menuItems addObject:item];
+            }
         }
     }
     

Original file line number	Diff line number	Diff line change
`@@ -280,7 +280,9 @@ - (void)longPressGestureRecognizerHandle:(UILongPressGestureRecognizer *)longPre`
`280`	`280`	`SEL action = nil;`
`281`	`281`	`switch (i) {`
`282`	`282`	`case 0: {`
`283`		`- action = @selector(copyed:);`
	`283`	`+ if ([self.messageBubbleView.message messageMediaType] == XHBubbleMessageMediaTypeText) {`
	`284`	`+ action = @selector(copyed:);`
	`285`	`+ }`
`284`	`286`	`break;`
`285`	`287`	`}`
`286`	`288`	`case 1: {`
`@@ -298,9 +300,11 @@ - (void)longPressGestureRecognizerHandle:(UILongPressGestureRecognizer *)longPre`
`298`	`300`	`default:`
`299`	`301`	`break;`
`300`	`302`	`}`
`301`		`- UIMenuItem *item = [[UIMenuItem alloc] initWithTitle:title action:action];`
`302`		`- if (item) {`
`303`		`- [menuItems addObject:item];`
	`303`	`+ if (action) {`
	`304`	`+ UIMenuItem *item = [[UIMenuItem alloc] initWithTitle:title action:action];`
	`305`	`+ if (item) {`
	`306`	`+ [menuItems addObject:item];`
	`307`	`+ }`
`304`	`308`	`}`
`305`	`309`	`}`
`306`	`310`