System and method of providing inter-application communications

1. A method of sharing information entered by a publisher to a participant in a shared network meeting, the method comprising the steps of:

receiving a subscription request from a subscriber application of the participant that specifies a publisher application of the publisher and subsequently, the subscriber application becoming inactive;

receiving a published event from the publisher, the published event representing an action performed by the publisher on a user interface on the publisher application, the published event comprising action program code to perform the action on the user interface, and in response, to the published event,

one or more processors determining that the published event matches the subscription request from the subscriber application while the subscriber application is inactive, and subsequently, the one or more processors determining that the subscriber application becomes active, and only in response, sending a screen shot of the user interface from an operating system of the publisher application to the subscriber application, and

sending the action, including the action program code, separate from the screen shot, from the operating system of the publisher application to the subscriber application; and

the subscriber application receiving and displaying the screen shot, receiving the action program code and subsequently executing the action program code to perform the action and displaying a result of the execution of the action program code on the screen shot such that the participant sees the action performed on the user interface after seeing the user interface before the action was performed.

2. The method of claim 1 , wherein the step of displaying a result comprises displaying mouse movements with respect to the screen shot.

3. The method of claim 1 , further comprising the steps of:

receiving a second published event from the publisher, the second published event representing closing the application on the publisher application, the second published event comprising program code to perform the closing on the user interface, and in response to the second published event,

the one or more processors determining that the second published event matches the subscription request from the subscriber application,

sending the closing, including the action program code, from the operating system of the publisher application to the subscriber application; and

the subscriber application receiving the closing, and removing the screen shot such that the participant sees the closing performed on the user interface, after seeing the action performed.

4. The method of claim 1 , further comprising the step of:

subsequent to receiving the subscription request from a subscriber application of the participant that specifies a publisher application of the publisher, setting up an event filter to specify the events subscribed-to as limited to an event type, wherein the event type is not a mouse movement.

5. A computer program product for sharing information entered by a publisher to a participant in a shared network meeting, the computer program product comprising: a computer readable storage device having computer readable program code embodied therewith, the computer readable program code comprising:

computer readable program code configured to receive a subscription request from a subscriber application of the participant that specifies a publisher application of the publisher and subsequently, the subscriber application becoming inactive;

computer readable program code configured to receive a published event from the publisher, the published event representing an action performed by the publisher on a user interface on the publisher application, the published event comprising action program code to perform the action on the user interface, and in response, to the published event,

computer readable program code configured to determine that the published event matches the subscription request from the subscriber application while the subscriber application is inactive, and subsequently, determine that the subscriber application becomes active, and only in response, send a screen shot of the user interface from an operating system of the publisher application to the subscriber application, and

computer readable program code configured to send the action, including the action program code, separate from the screen shot, from the operating system of the publisher application to the subscriber application; and

computer readable program code in the subscriber application configured to receive and displaying the screen shot, receive the action program code and subsequently executing the action program code to perform the action and displaying a result of the execution of the action program code on the screen shot such that the participant sees the action performed on the user interface after seeing the user interface before the action was performed.

6. The computer program product of claim 5 , wherein the computer readable program code configured to displaying a result comprises computer readable program code configured to display mouse movements with respect to the screen shot.

7. The computer program product of claim 5 , further comprising:

computer readable program code configured to receive a second published event from the publisher, the second published event representing closing the application on the publisher application, the second published event comprising program code to perform the closing on the user interface, and in response to the second published event, determine that the second published event matches the subscription request from the subscriber application,

computer readable program code configured to send the closing, including the action program code, from the operating system of the publisher application to the subscriber application; and

computer readable program code configured to receive, at the subscriber application, the closing, and remove the screen shot such that the participant sees the closing performed on the user interface, after seeing the action performed.

8. The computer program product of claim 5 , further comprising computer readable program code configured to:

computer readable program code configured to set up an event filter to specify the events subscribed-to as limited to an event type, wherein the event type is not a mouse movement, subsequent to receiving the subscription request from a subscriber application of the participant that specifies a publisher application of the publisher.

9. A data processing system comprising:

a bus;

a storage device connected to the bus, wherein computer usable code is located in the storage device;

a communication unit connected to the bus; and

a processor connected to the bus, wherein the processor is configured to execute computer usable code for sharing information entered by a publisher to a participant in a shared network meeting, the computer usable code, when executed by the processor, causes the processor to execute the steps:

receive a subscription request from a subscriber application of the participant that specifies a publisher application of the publisher and subsequently, the subscriber application becoming inactive;

receive a published event from the publisher, the published event representing an action performed by the publisher on a user interface on the publisher application, the published event comprising action program code to perform the action on the user interface, and in response, to the published event,

determine that the published event matches the subscription request from the subscriber application while the subscriber application is inactive, and subsequently, determine that the subscriber application becomes active, and only in response, send a screen shot of the user interface from an operating system of the publisher application to the subscriber application, and

send the action, including the action program code, separate from the screen shot, from the operating system of the publisher application to the subscriber application; and

receive and display, by the subscriber application, the screen shot, receive the action program code and subsequently executing the action program code to perform the action and displaying a result of the execution of the action program code on the screen shot such that the participant sees the action performed on the user interface after seeing the user interface before the action was performed.

10. The data processing system of claim 9 , wherein the computer usable program code configured to display a result comprises computer usable program code configured to display mouse movements with respect to the screen shot.

11. The data processing system of claim 9 , wherein the processor further executes computer readable program code configured to

receive a second published event from the publisher, the second published event representing closing the application on the publisher application, the second published event comprising program code to perform the closing on the user interface, and in response to the second published event, determine that the second published event matches the subscription request from the subscriber application,

send the closing, including the action program code, from the operating system of the publisher application to the subscriber application; and

receive, at the subscriber application, the closing, and remove the screen shot such that the participant sees the closing performed on the user interface, after seeing the action performed.

12. The data processing system of claim 9 , wherein the processor further executes computer readable program code configured to

set up an event filter to specify the events subscribed-to as limited to an event type, wherein the event type is not a mouse movement, subsequent to receiving the subscription request from a subscriber application of the participant that specifies a publisher application of the publisher.