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BClipboard::{Start,Stop}Watching(): Return an error if the passed in messenger

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isn't valid.



git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@42401 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rene Gollent
2011-07-10 13:09:15 +00:00
parent ff37608cc3
commit 4b48067a57
1 changed files with 6 additions and 0 deletions
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src/kits/app/Clipboard.cpp
+6
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@@ -112,6 +112,9 @@ BClipboard::SystemCount() const
status_t status_t
BClipboard::StartWatching(BMessenger target) BClipboard::StartWatching(BMessenger target)
{ {
if (!target.IsValid())
return B_BAD_VALUE;
BMessage message(B_REG_CLIPBOARD_START_WATCHING), reply; BMessage message(B_REG_CLIPBOARD_START_WATCHING), reply;
if (message.AddString("name", fName) == B_OK if (message.AddString("name", fName) == B_OK
&& message.AddMessenger("target", target) == B_OK && message.AddMessenger("target", target) == B_OK
@@ -127,6 +130,9 @@ BClipboard::StartWatching(BMessenger target)
status_t status_t
BClipboard::StopWatching(BMessenger target) BClipboard::StopWatching(BMessenger target)
{ {
if (!target.IsValid())
return B_BAD_VALUE;
BMessage message(B_REG_CLIPBOARD_STOP_WATCHING), reply; BMessage message(B_REG_CLIPBOARD_STOP_WATCHING), reply;
if (message.AddString("name", fName) == B_OK if (message.AddString("name", fName) == B_OK
&& message.AddMessenger("target", target) == B_OK && message.AddMessenger("target", target) == B_OK