diff options
Diffstat (limited to 'ui/cocoa.m')
| -rw-r--r-- | ui/cocoa.m | 83 |
1 files changed, 59 insertions, 24 deletions
diff --git a/ui/cocoa.m b/ui/cocoa.m index ecf12bfc2e..9148ecdeb4 100644 --- a/ui/cocoa.m +++ b/ui/cocoa.m @@ -117,6 +117,21 @@ bool stretch_video; NSTextField *pauseLabel; NSArray * supportedImageFileTypes; +// Utility function to run specified code block with iothread lock held +typedef void (^CodeBlock)(void); + +static void with_iothread_lock(CodeBlock block) +{ + bool locked = qemu_mutex_iothread_locked(); + if (!locked) { + qemu_mutex_lock_iothread(); + } + block(); + if (!locked) { + qemu_mutex_unlock_iothread(); + } +} + // Mac to QKeyCode conversion const int mac_to_qkeycode_map[] = { [kVK_ANSI_A] = Q_KEY_CODE_A, @@ -294,6 +309,7 @@ static void handleAnyDeviceErrors(Error * err) - (void) toggleFullScreen:(id)sender; - (void) handleMonitorInput:(NSEvent *)event; - (void) handleEvent:(NSEvent *)event; +- (void) handleEventLocked:(NSEvent *)event; - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled; /* The state surrounding mouse grabbing is potentially confusing. * isAbsoluteEnabled tracks qemu_input_is_absolute() [ie "is the emulated @@ -632,8 +648,14 @@ QemuCocoaView *cocoaView; - (void) handleEvent:(NSEvent *)event { - COCOA_DEBUG("QemuCocoaView: handleEvent\n"); + with_iothread_lock(^{ + [self handleEventLocked:event]; + }); +} +- (void) handleEventLocked:(NSEvent *)event +{ + COCOA_DEBUG("QemuCocoaView: handleEvent\n"); int buttons = 0; int keycode = 0; bool mouse_event = false; @@ -928,15 +950,18 @@ QemuCocoaView *cocoaView; */ - (void) raiseAllKeys { - int index; const int max_index = ARRAY_SIZE(modifiers_state); - for (index = 0; index < max_index; index++) { - if (modifiers_state[index]) { - modifiers_state[index] = 0; - qemu_input_event_send_key_qcode(dcl->con, index, false); - } - } + with_iothread_lock(^{ + int index; + + for (index = 0; index < max_index; index++) { + if (modifiers_state[index]) { + modifiers_state[index] = 0; + qemu_input_event_send_key_qcode(dcl->con, index, false); + } + } + }); } @end @@ -1198,13 +1223,17 @@ QemuCocoaView *cocoaView; /* Restarts QEMU */ - (void)restartQEMU:(id)sender { - qmp_system_reset(NULL); + with_iothread_lock(^{ + qmp_system_reset(NULL); + }); } /* Powers down QEMU */ - (void)powerDownQEMU:(id)sender { - qmp_system_powerdown(NULL); + with_iothread_lock(^{ + qmp_system_powerdown(NULL); + }); } /* Ejects the media. @@ -1220,9 +1249,11 @@ QemuCocoaView *cocoaView; return; } - Error *err = NULL; - qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding], - false, NULL, false, false, &err); + __block Error *err = NULL; + with_iothread_lock(^{ + qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding], + false, NULL, false, false, &err); + }); handleAnyDeviceErrors(err); } @@ -1254,16 +1285,18 @@ QemuCocoaView *cocoaView; return; } - Error *err = NULL; - qmp_blockdev_change_medium(true, - [drive cStringUsingEncoding: - NSASCIIStringEncoding], - false, NULL, - [file cStringUsingEncoding: - NSASCIIStringEncoding], - true, "raw", - false, 0, - &err); + __block Error *err = NULL; + with_iothread_lock(^{ + qmp_blockdev_change_medium(true, + [drive cStringUsingEncoding: + NSASCIIStringEncoding], + false, NULL, + [file cStringUsingEncoding: + NSASCIIStringEncoding], + true, "raw", + false, 0, + &err); + }); handleAnyDeviceErrors(err); } } @@ -1402,7 +1435,9 @@ QemuCocoaView *cocoaView; // get the throttle percentage throttle_pct = [sender tag]; - cpu_throttle_set(throttle_pct); + with_iothread_lock(^{ + cpu_throttle_set(throttle_pct); + }); COCOA_DEBUG("cpu throttling at %d%c\n", cpu_throttle_get_percentage(), '%'); } |