Programming the COM+ Catalog
Programming the COM+ Catalog
... Summary Programming the COM+ Catalog is nothing more than understanding the Catalog programming model and navigating down the Catalog structure, using the Component Services Explorer or the Catalog ... 6.4.1 The Catalog Root Object The starting point for everything you do with the Catalog is the root object. You create the root object with the class ID...
Programming the Be Operating System-Chapter 9: Messages and Threads
... eral examples of the creating of messages and the dispatching of these messages both by the object that created them and by other objects. Figure 9-1. The inheritance hierarchy for the Application ... posted message becomes the next in the queue, the looper invokes DispatchMessage() to pass the message to the target handler. The effect is for the posted message to reac...
Programming the Be Operating System-Chapter 10: Files
... For the Save file panel, the display of the panel comes when the user chooses the Save As item from the File menu. In response to the message issued by the system to the appropriate MessageReceived() ... control is in the hands of the user. Once the user confirms a choice (whether it’s a file selection in the Open file panel, a click on the Save button in the Sav...
Programming the Microsoft® .NET Framework with Visual Basic® .NET (Prerelease)
... with the command. Type only the information within the brackets, not the brackets themselves. { } In syntax statements, enclose required items. Type only the information within the braces, not the ... the .NET Framework and explain how they fit into the .NET platform. Explain the main concepts behind the common language runtime and use the features of the .NET Fram...
Programming the Parallel Port
... gets the converted number. The digital circuit then informs the program that the conversion is over and the converted number is ready. The program then reads the digital circuit and gets the number. ... for the next image. The effective time for the PC program to actually acquire the image is the time taken by the image buffer to acquire the image plus the time...
Tài liệu Programming the Be Operating System-Chapter 1: BeOS Programming Overview ppt
... during the execution of a program. An
object can be added or deleted from the heap without regard for its
placement in the heap, or for the other contents of the heap. The
stack, on the other hand, ... specify the following for a newly created window object:
• The frame, or content area of the window (the size and screen placement of
the window)
• The name of the wi...
Tài liệu Programming the Be Operating System-Chapter 2: BeIDE Projects docx
... stated that the header file that bears the name of the project should hold
the declaration of the project’s application class the class derived from the
BApplication class. Here you see that the HelloWorld.h ... HelloApplication();
};
The source code file with the name of the project should hold the code for the
implementation of the member functions of the applic...
Tài liệu Programming the Be Operating System-Chapter 3: BeOS API Overview doc
... to them, some of
their classes appear throughout the book. See the description of the Support Kit
below for a specific example concerning the BLocker class.
Application Kit
The classes of the ... of the code in the
MyHelloWorld listing to demonstrate that in Be programming as in programming
for any platform—there’s more than one means to accomplish the same goal. After
th...
Tài liệu Programming the Be Operating System-Chapter 4: Windows, Views, and Messages doc
... is used instead, the result is the same the win-
dow’s corner ends up 100 pixels from the left and 50 pixels from the top of the
screen.
The above scenario begs the question: if the coordinates ... altered—as they are
here with the writing of the string “Quitting ” the view needs to be updated
before the changes become visible onscreen. If the changes are made while...
Tài liệu Programming the Be Operating System-Chapter 5: Drawing ppt
... 10.0);
The call to MovePenTo() moves the pen to the location 30 pixels from the left of
the view and 40 pixels from the top of the view. That places the pen at the point
(30.0, 40.0). The call ... marks each of its 64 bits as either a 1 to display the
high color or a 0 to display the low color. The colors themselves come from the
high and low colors at the time...