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fixed a small problem when mac plugins are opened and closed quickly by the host

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This commit is contained in:
jules 2008-12-16 21:08:01 +00:00
parent 19f99e6c5c
commit 56c2fcf071
6 changed files with 54 additions and 5 deletions
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22
build/macosx/platform_specific_code/juce_mac_MessageManager.mm
View file

@ -112,6 +112,9 @@ using namespace JUCE_NAMESPACE;
#define JuceAppDelegate MakeObjCClassName(JuceAppDelegate)
static int numPendingMessages = 0;
static bool flushingMessages = false;
@interface JuceAppDelegate : NSObject
{
@private
@ -139,6 +142,8 @@ using namespace JUCE_NAMESPACE;
[super init];
redirector = new AppDelegateRedirector();
numPendingMessages = 0;
flushingMessages = false;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
@ -205,11 +210,13 @@ using namespace JUCE_NAMESPACE;
- (void) customEvent: (id) n
{
atomicDecrement (numPendingMessages);
NSData* data = (NSData*) n;
void* message = 0;
[data getBytes: &message length: sizeof (message)];
if (message != 0)
if (message != 0 && ! flushingMessages)
redirector->deliverMessage (message);
[data release];
@ -303,12 +310,25 @@ void MessageManager::doPlatformSpecificShutdown()
{
[[NSRunLoop currentRunLoop] cancelPerformSelectorsWithTarget: juceAppDelegate];
[[NSNotificationCenter defaultCenter] removeObserver: juceAppDelegate];
// Annoyingly, cancelPerformSelectorsWithTarget can't actually cancel the messages
// sent by performSelectorOnMainThread, so need to manually flush these before quitting..
for (int i = 100; --i >= 0 && numPendingMessages > 0;)
{
flushingMessages = true;
getInstance()->runDispatchLoopUntil (10);
}
jassert (numPendingMessages == 0); // failed to get all the pending messages cleared before quitting..
[juceAppDelegate release];
juceAppDelegate = 0;
}
bool juce_postMessageToSystemQueue (void* message)
{
atomicIncrement (numPendingMessages);
[juceAppDelegate performSelectorOnMainThread: @selector (customEvent:)
withObject: (id) [[NSData alloc] initWithBytes: &message
length: (int) sizeof (message)]

4
extras/juce demo/build/macosx/jucedemo.xcodeproj/project.pbxproj
View file

@ -30,6 +30,7 @@
847F4EB90E8BA9DD00F64426 /* BinaryData.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 847F4EB10E8BA9DD00F64426 /* BinaryData.cpp */; };
847F4EBA0E8BA9DD00F64426 /* juce_LibrarySource.mm in Sources */ = {isa = PBXBuildFile; fileRef = 847F4EB40E8BA9DD00F64426 /* juce_LibrarySource.mm */; };
847F4EBB0E8BA9DD00F64426 /* MainDemoWindow.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 847F4EB60E8BA9DD00F64426 /* MainDemoWindow.cpp */; };
84FFCF3B0EDAFE7F007D5302 /* Carbon.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 84FFCF3A0EDAFE7F007D5302 /* Carbon.framework */; };
8D11072F0486CEB800E47090 /* Cocoa.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 1058C7A1FEA54F0111CA2CBB /* Cocoa.framework */; };
/* End PBXBuildFile section */
@ -64,6 +65,7 @@
847F4EB50E8BA9DD00F64426 /* jucedemo_headers.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = jucedemo_headers.h; path = ../../src/jucedemo_headers.h; sourceTree = SOURCE_ROOT; };
847F4EB60E8BA9DD00F64426 /* MainDemoWindow.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = MainDemoWindow.cpp; path = ../../src/MainDemoWindow.cpp; sourceTree = SOURCE_ROOT; };
847F4EB70E8BA9DD00F64426 /* MainDemoWindow.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = MainDemoWindow.h; path = ../../src/MainDemoWindow.h; sourceTree = SOURCE_ROOT; };
84FFCF3A0EDAFE7F007D5302 /* Carbon.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Carbon.framework; path = /System/Library/Frameworks/Carbon.framework; sourceTree = "<absolute>"; };
8D1107310486CEB800E47090 /* Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
8D1107320486CEB800E47090 /* jucedemo.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = jucedemo.app; sourceTree = BUILT_PRODUCTS_DIR; };
/* End PBXFileReference section */
@ -82,6 +84,7 @@
841FE4410E8ABDD4003C3263 /* WebKit.framework in Frameworks */,
847F4D900E8AC35C00F64426 /* QTKit.framework in Frameworks */,
8450577A0EB52CE500029DFF /* QuickTime.framework in Frameworks */,
84FFCF3B0EDAFE7F007D5302 /* Carbon.framework in Frameworks */,
);
runOnlyForDeploymentPostprocessing = 0;
};
@ -134,6 +137,7 @@
29B97323FDCFA39411CA2CEA /* Frameworks */ = {
isa = PBXGroup;
children = (
84FFCF3A0EDAFE7F007D5302 /* Carbon.framework */,
1058C7A1FEA54F0111CA2CBB /* Cocoa.framework */,
841FE4360E8ABDD4003C3263 /* CoreAudio.framework */,
841FE4370E8ABDD4003C3263 /* CoreMIDI.framework */,

3
extras/juce demo/build/win32_vc8/jucedemo.sln
View file

@ -2,9 +2,6 @@
Microsoft Visual Studio Solution File, Format Version 9.00
# Visual Studio 2005
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "jucedemo", "jucedemo.vcproj", "{050D65C2-17C4-4EE1-ABCE-BEA9DA83D77A}"
ProjectSection(ProjectDependencies) = postProject
{AE232C11-D91C-4CA1-B24E-8B11A52EFF26} = {AE232C11-D91C-4CA1-B24E-8B11A52EFF26}
EndProjectSection
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "JUCE", "..\..\..\..\build\win32\vc8\JUCE.vcproj", "{AE232C11-D91C-4CA1-B24E-8B11A52EFF26}"
EndProject

22
juce_amalgamated.cpp
View file

@ -268525,6 +268525,9 @@ using namespace JUCE_NAMESPACE;
#define JuceAppDelegate MakeObjCClassName(JuceAppDelegate)
static int numPendingMessages = 0;
static bool flushingMessages = false;
@interface JuceAppDelegate : NSObject
{
@private
@ -268552,6 +268555,8 @@ using namespace JUCE_NAMESPACE;
[super init];
redirector = new AppDelegateRedirector();
numPendingMessages = 0;
flushingMessages = false;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
@ -268618,11 +268623,13 @@ using namespace JUCE_NAMESPACE;
- (void) customEvent: (id) n
{
atomicDecrement (numPendingMessages);
NSData* data = (NSData*) n;
void* message = 0;
[data getBytes: &message length: sizeof (message)];
if (message != 0)
if (message != 0 && ! flushingMessages)
redirector->deliverMessage (message);
[data release];
@ -268715,12 +268722,25 @@ void MessageManager::doPlatformSpecificShutdown()
{
[[NSRunLoop currentRunLoop] cancelPerformSelectorsWithTarget: juceAppDelegate];
[[NSNotificationCenter defaultCenter] removeObserver: juceAppDelegate];
// Annoyingly, cancelPerformSelectorsWithTarget can't actually cancel the messages
// sent by performSelectorOnMainThread, so need to manually flush these before quitting..
for (int i = 100; --i >= 0 && numPendingMessages > 0;)
{
flushingMessages = true;
getInstance()->runDispatchLoopUntil (10);
}
jassert (numPendingMessages == 0); // failed to get all the pending messages cleared before quitting..
[juceAppDelegate release];
juceAppDelegate = 0;
}
bool juce_postMessageToSystemQueue (void* message)
{
atomicIncrement (numPendingMessages);
[juceAppDelegate performSelectorOnMainThread: @selector (customEvent:)
withObject: (id) [[NSData alloc] initWithBytes: &message
length: (int) sizeof (message)]

4
juce_amalgamated.h
View file

@ -27499,6 +27499,10 @@ public:
filter will return an empty buffer, but won't block the audio thread like it would
do if you use the getCallbackLock() critical section to synchronise access.
If you're going to use this, your processBlock() method must call isSuspended() and
check whether it's suspended or not. If it is, then it should skip doing any real
processing, either emitting silence or passing the input through unchanged.
@see getCallbackLock
*/
void suspendProcessing (const bool shouldBeSuspended);

4
src/juce_appframework/audio/processors/juce_AudioProcessor.h
View file

@ -276,6 +276,10 @@ public:
filter will return an empty buffer, but won't block the audio thread like it would
do if you use the getCallbackLock() critical section to synchronise access.
If you're going to use this, your processBlock() method must call isSuspended() and
check whether it's suspended or not. If it is, then it should skip doing any real
processing, either emitting silence or passing the input through unchanged.
@see getCallbackLock
*/
void suspendProcessing (const bool shouldBeSuspended);