Symbian OS C++ for Mobile Phones VOL 1 PHẦN 3 pptx

... involves data types. Under C++, Symbian OS provides a whole range of predefined types such as TInt, TInt16, etc. Unfortunately, these are not available from C, as the e32def.hfile includes C++ ... processing using AOs working together with an active scheduler (AS) forms the heart of most, if not all, Symbian OS applications. AOs are covered in more detail in Chapter 17 , but t...

Ngày tải lên: 13/08/2014, 08:21

... Figure 1. 1 Symbian OS C++ for Mobile Phones by Richard Harrison et al. John Wiley & Sons © 20 03 (826 pages) ISBN:047085 611 4 Whether you are developing applications and services for ... responsible for looking after the keyboard generates an interrupt. Symbian OS C++ for Mobile Phones draws on the experience of Symbian& apos;s own engineers to...

Ngày tải lên: 13/08/2014, 08:21

... can read Figure 3. 5 as, 'The engine's iMyFleet fleet always has 10 ships. The engine's iOppFleet fleet may have anything from 0 to 10 ships.' Figure 3. 5 3 .10 Summy In this ... we've looked at the features of C++ that Symbian OS uses, those it avoids, and those it augments. We've also seen the coding standards that are used in Symbian OS....

Ngày tải lên: 13/08/2014, 08:21

... has to receive it; why couldn't I have chosen words like 'Call' and 'Wait for call' that made that more obvious? As a justification for needing this dialog, communications ... (that's what you'd expect something called ExecuteXxx() to do)  destroy the dialog after it's run (the D in ExecuteLD() means 'destroy when finished') Figure...

Ngày tải lên: 13/08/2014, 08:21

... answers for these functions. 11 .5.4 More on Drawing Drawing to a window is easy for programs but involves complex processing by Symbian OS as you can see in Figure 11 .12 . Figure 11 .12 On ... controls. 11 .6.4 Position and Size notification, and changing the cursor to indicate what will happen if you press button 1. That's all hard work and adds little value to...

Ngày tải lên: 13/08/2014, 08:21

... many cases it's the only practical approach. 13 .5 .3 Types of Stream Figure 15 .1 The top-left and bottom-right rectangles illustrate the need to do a 'full redraw' rather than ... ReadInt16L() TInt16 16 -bit signed integer, bytes stored little- endian WriteInt32L() ReadInt32L() TInt32 32 -bit signed integer, bytes stored little- File Name Purpose s32stor.h CS...

Ngày tải lên: 13/08/2014, 08:21

... books don't date quickly, and are worth their weight in gold. Tanenbaum's Computer Networks (Prentice Hall, 3rd ed, 19 96, ISBN 0 13 3 499 456) is a particularly good read. 16 .3. 7 Building ... into a history of the Symbian OS GUI approach and the current situation. 15 .4 .1 The Evolution of the Symbian OS GUI System In 19 87, Psion conceived SIBO as a multiplat...

Ngày tải lên: 13/08/2014, 08:21

... interface – 0x101F8B52 for GDP  a UID for each DLL that provides implementations – 0x101F8B54 for GDPLOOP.DLL  a UID for each individual implementation – 0x101F8B 53 for the GDP loopback ... parameters, you must allocate an entire message array 18 .3 .1 Sharing Client-side Objects between Threads Many programs written for non -Symbian OS platforms are multithreaded:...

Ngày tải lên: 13/08/2014, 08:21

... accepted. 20 .3 .1 Symbian OS Support for Bluetooth Access to either RFCOMM or L2CAP from Symbian OS is via the socket server client APIs. The socket server has a plug-in framework for which BT.PRT ... creation. OPL was included in all open Symbian OS products up to and including Symbian OS v5 and is now open source for the Nokia 9200. OPL development for Symbi...

Ngày tải lên: 13/08/2014, 08:21

... 415 member variables 58 R objects 16 9 memory 34 dynamic buffers 19 7 heaps 11 4 OOM errors 13 6 debug keys 13 9 handling 13 8 process-wide memory 35 program binaries 11 4 stack objects 11 4 ... 12 1 heap descriptors 11 8 justification 12 9 letter manipulation 12 8 literal descriptors 11 6, 12 5 pointer descriptors 11 8 searching 12 8 setting 12 8 TDesC a...

Ngày tải lên: 13/08/2014, 08:21