Portal:Symbian C++ Base/System Articles

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This portal contains Category:Symbian C++ topics related to Category:Base/System (including Category:Power Management, Category:System Information‎, Category:Battery Information, Category:Threading)

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Article

Created: jaaura (27 Nov 2007)

Last edited: hamishwillee (06 May 2013)

Recently Edited Check battery status using Symbian C++ . . ashraf fawzy Detecting platform version at run time on Symbian . . hamishwillee Getting notifications of focus change and launch of other apps using Symbian C++ . . ashraf fawzy Heap memory available for an app using Symbian C++ . . ashraf fawzy How to detect when a charger is connected . . ircama How to start and stop exe using Symbian C++ . . debjit.roy Retrieving device model name using Symbian C++ . . debjit.roy Compressing heap memory on Symbian . . debjit.roy Timer correction on Nokia devices (Known Issue) . . debjit.roy API and functionality changes in Symbian^3 / Nokia N8 . . ltomuta Symbian OS Internals/12. Device Drivers and Extensions . . hamishwillee Symbian OS Internals/11. The Window Server . . hamishwillee Symbian OS Internals/10. The Loader . . hamishwillee Symbian OS Internals/09. The File Server . . hamishwillee Symbian OS Internals/08. Platform Security . . hamishwillee

Most Viewed Capturing the slider events on the Nokia N95 Symbian OS Internals Implementing an ECOM interface API and functionality changes in Symbian^3 / Nokia N8 KAccessoryModeChanged API System Application Notification API for Symbian C++ How to start and stop exe using Symbian C++ Accessing native code from Java ME on Symbian Detecting platform version at run time on Symbian Detecting system environment changes on Symbian Message Queues Memory Management Exception handling in native Symbian C++ Monitoring battery status with CTelephony Process and threads, how to find them

Code Examples

There are 20 Code Example (Articles with downloadable source code packages).

A Accessing native code from Java ME on Symbian D Defining a custom ECOM interface Detecting user inactivity in Symbian OS F File logger G Getting Notification of System Time Change H How to Delete an event from Log? How to get my own phone number using Symbian C++

H cont. How to retrieve a list of currently running tasks? I Implementing an ECOM interface K KAccessoryModeChanged API L Logs monitoring Example P Profile UID API Profiles Engine Extended API R RScheduler and its Usage

S Simple Timer implementation T TRequestStatus Tasks (running GUI application), how to find them U Using an ECOM component Using silent installer to avoid multiple dialog prompts on Symbian Using timers

Articles

There are 99 Articles (without downloadable source code packages.)

A API and functionality changes in Symbian^3 / Nokia N8 Active Object Pitfalls Audio Playback APIs Avoiding memory leaks during transfer of ownership B Basic Data Types C Capturing the slider events on the Nokia N95 Check battery status using Symbian C++ Cleanup stack support for non-CBase classes CleanupStack CompressAllHeaps function not supported after S60 2nd Edition (Known Issue) Compressing heap memory on Symbian Converting Descriptor to Char and Char to Descriptor Converting Descriptors D DBMS Detect the uninstall event inside the application Detecting platform version at run time on Symbian Detecting system environment changes on Symbian E Exception handling in native Symbian C++ Extracting the contents of a .sis file F Filtering standard Symbian shortcut key behavior Fundamentals of Symbian C++/File Server Fundamentals of Symbian C++/Streams And Stores Fundamentals of Symbian C++/Threads, Processes, and IPC G Get software version Getting notifications of focus change and launch of other apps using Symbian C++ H HTTP on Symbian OS Heap Heap memory available for an app using Symbian C++ How can I control heap allocation for a process using Symbian C++ How to Generate Random Numbers How to add Active Object to the Active Scheduler How to check if the backlight is off and how to turn it on How to check if the phone is in offline mode

H cont. How to check whether the application is running How to detect if a Symbian device is in offline mode How to detect profile How to detect when a charger is connected How to get a list of all apps installed on a Symbian device How to get drive size How to get the count of recent missed calls How to keep the Backlight on How to know features supported How to know the tsy name programatically on a specific device How to launch an application with its UID How to retrieve S60 5th Edition device model name How to retrieve the ringing tone 3rd edition, FP1 using the Profile Engine Wrapper API? How to run EXE from other application in 3rd Edition How to run the file with the default application How to set the ringing tone 3rd edition, FP1 using the Profile Engine Wrapper API? How to start EXE from an EXE in 3rd Edition How to start and stop exe using Symbian C++ How to track down memory leaks in Symbian C++ using Visual Studio How to use HAL api to get device specific information I Implementing recognisers Inter-Process Data Transfer L Launching default application based on MIME type Launching the correct viewer app on Symbian Logo statement in Symbian PKG file does not work as documented (Known Issue) Logs Example M MGFetch requires WriteDeviceData capability on Nokia N97 (Known Issue) Macros in Symbian Memory Management Message Queues Monitoring battery status with CTelephony O Opening an HTML document in the web browser using Symbian C++ Opening an HTML link in the web browser using Symbian C++

P PC Connectivity - How To Write Backup Aware Software for Symbian Polymorphic DLL Process and threads, how to find them Product-specific dependency not recognised in Nokia 5800 XpressMusic (Known Issue) Publish and Subscribe R RReadStream Reading all fonts from the device Recognizers Reducing code size of Symbian C++ apps Retrieving device model name using Symbian C++ Running applications S Setting and Retrieving Process Arguments Stack Symbian C++ application start-Up sequence Symbian DEF File Symbian OS Internals Symbian OS Internals/06. Interrupts and Exceptions Symbian OS Internals/08. Platform Security Symbian OS Internals/09. The File Server Symbian OS Internals/10. The Loader Symbian OS Internals/11. The Window Server Symbian OS Internals/12. Device Drivers and Extensions System Application Notification API for Symbian C++ SystemAPI T Text conversion between 16-bit Unicode and UTF-8 using Symbian C++ Timer correction on Nokia devices (Known Issue) Timer issues and tips using Symbian C++ Timers Two Dimensional TInt Array in Symbian U Using Fast Fourier Transforms in Symbian C++ Using LeaveIfNull correctly W WLAN advanced settings provisioning using XML Writing a Simple .DLL file

Archived

There are 43 Archived Articles/Code Examples

A Archived:Application panic during moving or copying files with Document Handler API (Known Issue) B Archived:Backup of add-on DLLs on Symbian C Archived:Capturing Send and End key events fails on S60 3rd Edition FP2 (Known Issue) Checking memory card availability using Symbian C++ Archived:Compress your Symbian C++ executables Archived:Creating a dependency to embedded SIS files Archived:Creating dependencies to Open C components D Archived:Data handler applications must implement CAknAppUi::OpenFileL (Known Issue) Archived:Data type 'long double' lacks precision on Symbian (Known Issue) Archived:Detecting keypad lock/unlock events not possible on S60 3rd Edition (Known Issue) Archived:Displaying the name of the active language of a Symbian device E Archived:Enabling backup and restore for installed C++ applications G Archived:Getting the name of the current function in Symbian C++ H Archived:Hardware/UI platform dependency not recognised in PKG file in Nokia N79 and Nokia N85 (Known Issue) Archived:How can I determine when the battery is full using Symbian C++?

H cont. Archived:How to check if the native Symbian camera app is running Archived:How to get the battery strength of mobile using Symbian C++ before Symbian OS v9 Archived:How to launch an Exe and pass command line arguments I Archived:Implementing user-selectable autostart feature using Symbian C++ Archived:Incorrect CPU information reported by HAL (Known Issue) L Archived:Loading DLL by RLibrary M Archived:Memory allocation in multithreaded Symbian C++ applications Archived:Monitoring MMC insertion/removal events using Symbian C++ O Archived:Observing battery state with properties using Symbian C++ Archived:Open C - Writing to a pipe causes a panic in the emulator (Known Issue) R Archived:RThread - Symbian threading example Archived:Removing and reinstalling preinstalled applications on Symbian Archived:Removing font file lock during uninstallation on Symbian Archived:Resolving the key mapping for special modifier keys on Symbian Archived:Retrieving a list of currently running tasks using Symbian C++

R cont. Archived:Retrieving battery strength on S60 2nd Edition FP2 Archived:Retrieving memory card unique ID using Symbian C++ S Archived:S60 music player cannot be launched in standalone mode on S60 3rd Edition (Known Issue) Archived:SIS installation on the S60 3rd Edition emulator Archived:Sharing file handles between processes using Symbian C++ Archived:Sharing protected kernel resources between processes on Symbian Archived:Small default stack size in S60 3rd Edition (Known Issue) Archived:Static library usage on Symbian Archived:SysUtil API does not work in Nokia N80 (Known Issue) U Archived:Using RUNREMOVE and RUNINSTALL options in SIS packages Archived:Using alarms to power up an S60 device Archived:Using application-specific custom fonts in Symbian C++ Archived:Utilising media keys in Symbian C++