I have a CE device that supports persistent registry. The device documentation says "To save the registry you must call the Standard Windows CE API function RegFlushKey(HKEY_LOCAL_MACHINE);" This is what I have as far as some generic code right now: [DllImport("coredll.dll", EntryPoint="Reg...more >>

I've done a lot to aid in users being able to recover from battery loss, hard resets, etc. I've moved the local SDF database to the Application directory etc. I've created a nice install app using NSIS open source stuff. My boss wants me to make it easier - almost like a one click total re...more >>

Could someone please explain to me what DSK1: stands for. I know it i Device ID 1, but what does it relate to? The Object Store? And are storage cards also accessible through DSK:x notation when usin the DeviceIOControl function? Greetz Migue -- Miguel SandersPosted from http://www.pcr...more >>

Hello, I'm trying to load a Bitmap via the System.Drawing.Bitmap object. My file is a empty white 8bit bmp. The code is the following : Bitmap bitmap = new Bitmap (filename); Color color = bitmap.GetPixel (0, 0); MessageBox.Show (string.Format ("R: {0}, G: {1}, B: {2}", color.R, color.G, ...more >>

how can i test the presence of a server on the network before to try an sql comunication? in vb programming like ping for example ...more >>

Hi I have my PDA and my app in vb.net almost ready to be launched. I can now connect to internet and make replication with sql server via modem but i want to know if there is a way to control this from code? Thank you. Omar...more >>

Hi guys, I'm now going to ask you a very general question that I expect sounds interesting to you. I must develop a Smart Device application and I don't know if I'll use Pocket PC or Windows CE.NET. Any suggestions on this issue? Well, appart from above newbie question, the main question ...more >>

Hi, is there a way to display a JPG picture in a .net-cf application that is stored on the internet? For example the URL of a webcam looks like this: http://192.168.0.1:88/cgi-bin/video.jpg?size=2 How can i display such file on the pocketpc inside my application? Thanks a lot Boris...more >>

can some please what's callback mean? and how to use that? some one said callback is another name for event. it that true? cheers ...more >>

How do you create properties and other class members that are highlighted with a small explaining text underneath it (and all arguments for methods) when hover above it or writing in the texteditor? It works for System-classes, and I think I used to have this on my own classes (and other so...more >>

Hi All, I'm writing application for Windows CE device and I want to show and hide the keyboard programatically, withoud pressing the device buttons. When I use the Microsoft.WindowsCE.Forms.InputPanel a NotSupportedException is thrown. How can I show and hide the keyboard on the device usi...more >>

hello, method call to Icon.FromHandle(), using .NET Compact Framework 2.0 (beta) throws not Implemented. is any elegant work around, or just wait a little bit till final release. thanks for answers. ...more >>

can anyone point me to some smard card reading examples/projects? I'm having a heck of a time finding anything. By the way, its for a proximity reader....more >>

Hello, I have a socket application Client-Server. The server side resides on PC and client size resides on PDA. The PDA has two adapters. PPP1(ActiveSync) and SD WIFI CARD. The PDA OS is Pockect PC 2002 with all updates of provider (SDIO, ROM,...) Well i´m having some troubles. Both adapt...more >>

I want to ask if i can put my tab control on the top of the screen instead of on the bottom. thank you very much...more >>

I was following instructions from "Using Remote Data Access with SQL Server CE 2.0" article from Wei-Meng Lee. Everything seems to be fine except that I could not connect to SQL Server 2000 or IIS. Since I the server connection is not working, don't even mention the PULL function. I am usin...more >>

I need to call additional winsock functions that are not available through the .NET framework and planned to do so through P/Invoke calls. In theory using the System.Net.Sockets.Socket.Handle I should be able to then call external winsock functions. Unfortunately this does not seem to work...more >>

Is anyone else having difficulty accessing the forums on opennetcf.org? Tim ...more >>

I've created an application in C# for a pocket PC. The application has multiple full screen forms and allows user to navigate back and forth in a sequencial pattern. At the end of the navigation, it has a finish button. Once the finish button is clicked, it closes all form objects. Now, the us...more >>

Hello. I am writing my first Pocket/SmartPhone (2003) application. I want to know how I can to play a Mp3 file in a windows form. Unfortunately, OpenNetCF.SoundPlayer object only play .wav files. :-( Can someone help me? Thanks. ...more >>

I know stored procs are supported in SQL Mobile but are Triggers supported too? Thanks ...more >>

I have a SQL code to drop a table, but i would need to check if th table exist before i drop it. For normal SQL i use this code IF OBJECT_ID('ItemTable') IS NOT NULL DROP TABLE ItemTable it works fine.. but when i run the same code on my sQL CE on my pal device, it gives me an error ...more >>

Hi, how can I translate in C# a void *. I have a function which is : int myFunction (void *pSrcImage1, void *pSrcImage2) pSrcImage is a path to the Image. I'd like to use it in C#. Thanks Fred...more >>

Hello everyone, I am wondering if there are any known CF issues when debugging objects created via reflection? I am getting {...} instead of the expected data structures when using quick watch, immediate command window, etc. This does not happen in a regular forms application using the ...more >>

Hi, Is there something similar to Me.ActiveControl in the CF Cheers Robert ...more >>

ive got a user control in vs2003 v1.1, below is the general overview, hopefully its enough.... my problem is, and im not even sure its a problem, is it appears the resize event is firing multiple times and im not sure if that behavior is correct or im causing it. if i set one of the captions...more >>

Hi Working on VS2005Beta2 .netCF I'm trying to get the "Click" Event from an Listview in the documenation(MSDN) it looks like it is supported in the CF but the VS-designer doesn't show support. But the Event is available in a Listview object. I tried to register it manually but i also do...more >>

Hi all, I have an application with multiple forms. I have one form setup as the startup form, so that this is the first form shown when the applications starts. Whenever I leave this form, I simply hide it and pass a reference to it to the next form I show. I do not close the startup form as ...more >>

Hi, I am trying to develop a pocket PC application using VS.NET 2003(VB project), SQL Server CE and SQL Server 2000. I am trying to pull a table from sql server 2000 to my pocket pc using RDA. but i am getting an error saying SQL Server CE encountered a problem in opening SQL server ce dat...more >>

I wonder if this book is going to be republished with new features of SQL Server CE 3.0. If then, when it would be. :) and any other resources about sync DB would be appreciated cos I wanna dig into it. Thank you. - Aaron ...more >>

Hi All I'm currently writing an agent for PDA which collects all usefull dat of the pda (mem usage,power info, system info, etc). Now i'm facin another problem. I would like to use MSMQ to send the collected data t my server at home. The problem is (as many of you know) that MSM doesn't exist ...more >>

Hallo, is possible to connect directly from PocketPC to a database Oracle server without using Webservice like directly connection from PocketPC to SqlServer? Thanks. Simon. ...more >>

Does CF v2 (to released soon hopefully), include managed support for bluetooth. If so does it work with only the microsoft BT stack or include others? Thanks. ...more >>

Hi, I was googling but I didnt't find an answer. The problem is as follows. I would like to make an application that when runs, it has focus (application should never lost focus; no switching between application). Similar like good old DOS programs inside DOS OS. Platform is WinCE/PPC2003 with ...more >>

Hello? here's very short code. (VB.NET) Dim tClient As TcpClient = New System.Net.Sockets.TcpClient("100.100.100.222", 10123) That is constructor of TcpClient with two parameters (ByVal hostname As String, ByVal port As Integer) This code work in Emulator. But it doesn't work in Real ...more >>

Hi all, Needed urgent, Do anyone know how to use compact listview for editing purpose . Does listview support editing . Can anyone suggest some references or code or logic . Looking forward for kind reply, Help is greatly appreciated. -- yours truly, Pramod Renikindi, creativesoft, a...more >>

ive read the posts about adjusting height to font, but i want to adjust font to height. is there an easy solution to this? thanks in advance, tim...more >>

Hi; I want to know if i can emulate wifi with the VS.NET 2003 emulator ...? mi PC has a wireless card to connect to Internet in my office. I want that the emulator get connected to internet or to a PC via wireless. It is possible...? Thanks on advance. -- David Fúnez Tegucigalpa,...more >>

First off, I want to say a big thank you to all the guys that created the OpenNET SDF--even though I'm not using the entire library directly in my app, I've found much of it to be extremely useful and helpful, and I'm using several bits of source code in my project directly. Recently, I've sta...more >>

Can anyone direct me to a book or useful web article about making my custom pocket pc application look better. Using visualstudio.net '03 I don't see anywhere to change back colors, etc... I've found that you can set this programatically but I'd like to set it at design time (if possible). ...more >>

Hi, I'd like to create a lib with VS 2005 (CF2.0) and consume this lib from a 1.1 app created with VS 2003. Is it possible ? Thanks, Steve ...more >>

Can i not read with column NUMBER but by COLUMNNAME? rdr.GetString(0) but ?? rdr.GetString(NOMECOLONNA)?? ...more >>

Good day for all! i have 3 cabs - CompactFramework.cab, OpenNETCF.cab and MyApplication.cab (I don't have CF on my device). Tell me please, how can i install all those cabs on device? User download this installer from web-site (from internet or web-server located in LAN - download just...more >>

Hi group, Is it possible to desploy the dotnet CF SP3 to a Mobile 2003 device with SP1 in "Silent mode". This means: - no "Previous Version Installed, Reinstall?", - and no "Confirm File Replace?" messageboxes during the installation of the ..cab file. Deepest regards, Davy PS: I...more >>

Hi All, I'm implementing merge replication between a SQLCE 2.0 database on a PocketPC device (PPC) and a SQL 2K database on a desktop (WinXP Pro). I'm a ble to get synchronize and run. but i am getting problem when i use two tables using inner join as show n below sql = "SELECT menu.me...more >>

Hello all, Is there a default or easy way in C# to convert a string which has this format DDMMYYYYHHNN convert to a DateTime ? Thanks, Peter. ...more >>

Hi, I try to use OpenNetCF FileSystemWatcher class to monitor some files on device. I always get native error. I read on opennetcf site some solution of this issue but it didn't help. Do you know some other solution/library for file monitor. I need class for .Net CF which look at one file...more >>

Hello, I need to handle MouseUp events in RadioButtons. How can I do that? It seems that the MouseUp event is one of the inherited but not implemented events. I tried to create my own RadioButton class derived from RadioButton and I did override the OnMouseUp event here. But this event i...more >>

Hi guys, I'm wondering exactly what the performance of the Compact Framework is on smart devices as compared to a native application. On the VS2003 emulator all applications start relativley slowly; I'm wondering what performance is like on, for example, a new device running Win2003 Mobile ...more >>

how must i say to my sql server CE that wath i give to him is dd/mm/yyyy hh.mm.ss ? ...more >>

I am having a hard time to read data off of magnetic stripe reader on my Symbol MC50. I am using OpenNETCF.IO.Serial and datareceived() event. I need a good example to open a port and read data from a regular credit card. I tried testing the SerialVB app in VB and it's not reading any dat...more >>

I have unmanaged an application written in VC++ , MFC. I want to add some features to this application using .NET CF 1.0 or .NET CF 2.0. I want both application to communicate using something like Remoting or com introp etc. whichever is possible.Is it possible to achieve this ? if yes then ho...more >>

I created a base form and want to inherit new forms from it. I can inherit the forms by adding a new windows form to the project and changing its class declaration from public class CNForm : System.Windows.Forms.Form to public class CNForm : MyNameSpace.MyForm but my problem is that i...more >>

I'd like to send a bitmap image to my webservice and the prevailing logic for desktop apps seems to be to prepare a byte array like this: Image img = new Bitmap(@"C:\photo.jpg"); MemoryStream ms = new MemoryStream(); img.Save(ms, ImageFormat.Jpeg); byte[] imgbytes = ms.GetBuffer(); webser...more >>

hi, I just built a smart device exe in .net 2003 which uses sql ce. And also, I create a cab file by .net 2003 IDE for it, delpoy it, it works fine. Then I did a hard reset, install the sqlce.wce4.armv4.CAB, and then intall the exe cab file. It can work without installing the .net CF. So i a...more >>

Hi, I want to add checkbox column in datagrid. In my PPC application when frmListing form opens( this is the name of the form which has datagrid), all data from database is being filled through calling of web service. Now I want to add checkbox in datagrid, which will represents the boolean va...more >>

Good Day, Can I compress my SQL CE database on Pocket PC? I have a lot of drope tables in my database and I need this tables erase (I need save spac in DB) Thank Yo -- jakubbukajPosted from http://www.pcreview.co.uk/ newsgroup acces ...more >>

Hi, After cold-booting our Mobile 2002 devices (no CF present), we run a program to auto install the netcf.core.ppc3.ARM.cab (SP3 version of the Compact Framework), install our applications' cab file and finally run it. Now we've upgraded the devices to Mobile 2003 (on Intermec C700 Pocket...more >>

So with OpenNETCF 1.2 we had the DateTimePicker. Its “Checked” property did not work but we had the following code that we could use to uncheck it: int DTM_SETSYSTEMTIME = 0x1002; int GDT_NONE = 1; foreach( Control c in this.Controls ) { if( c.GetType() == typeof( DateTimePicker )...more >>

I've got a user control in v1.1 VS2003 and am curious if/how I can implement binding. I'm *thinking* I'd like something like: MyControl.Value=<bound to some object being updated elsewhere> Is this possible? ...more >>

Hi All, I'm encountering problem when manually added value in to a combo box. Previously the combo box has been fetch from the Dataset. Whenever i add in my code as below: cbTerritory.Items.Add("*") An arguement exception will prompt in PPC. If I take out dataset and manua...more >>

Hi There Sometimes when I want to show an Form i get problems on my ASUS MyPal 730W. When I want to show this form from one specific place the application freezes or just crashes When I call the form exactly the same way from somewhere else everthing works fine and then I'm able to sho...more >>

Hi, I am very new in this Embedded world.I need to install Windows CE os in PXA255.In the card USB and RS232 are available.Do anybody know which port i need to select & how to download Windows CE . I am not getting any clue. Regards Dev ...more >>

Hi, I am very new in this Embedded world.I need to install Windows CE os in PXA255.In the card USB and RS232 are available.Do anybody know which port i need to select & how to download Windows CE . I am not getting any clue. Regards Dev ...more >>

I read from SQL 2000 Server 13/02/2005 00.00.00 my sql CE server must to have 02-13-2005 0:00:00 wath must i change on my sql CE Server to accept first kind of string ...more >>

it can function?on emulator it don't go is it a my problem? ...more >>

Hi group I have a device equiped of a parallel port. WCE 4.2. x86. I have few questions. 1) how can i copy files from the ROM ? 2) I have a parallel.dll and i explore it using DEPENDS.EXE. how can i find the parameters of the differents functions it contain ? I try to find some ..h or li...more >>

Hi All, I am newbie to Pocket PC development; I have decent experience in .Net Windows and Web. I am writing this not to ask any technical question but to get an idea for developing an application. My employer asked me build a Stocktaking application in PPC. The database has around 30,000 ...more >>

I'm looking for a best practice on handeling input from PPC/Windows Mobile devices. I need to support both IPaq's, PsionTeklogix's, Symbol's and other devices with the same software. So my question is, how to deal with input from these different devices with the same software? - Some devic...more >>

Hello everyone, I believe I accidently deleted my Mobile Controls tab in Visual Studio a while back, and I can't seem to find any way to add controls to a form, besides doing this manually. Am I missing something? Bryce...more >>

Hi, i am using the following to return the path to my executable: Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().GetModules()[0].FullyQualifiedName); the problem is, this is always return //Program Files/<AppFolder> It doesn't appear to be driven off where the exec...more >>

This should be simple but it doesn't seem to be. How can I update or add a row as a concise, atomic operation. You'd think that filling up a dataset with rows, complete with primary keys, would do it. That the DataAdapter would see that this row is new and add it, and this row isn't , so u...more >>

Hi I'm writing a C# app with VS2003 for WinCE4 / 5 x86. I must call some functions on a Embedded C++ Dll (I have the source code of it). The dll's Header is: #ifdef INTERFACE_EXPORTS #define INTERFACE_API __declspec(dllexport) #else #define INTERFACE_API __declspec(dllimport) #endif ...more >>

Hi, I've written an ActiveX/COM component that is supposed to run in a .Net 2.0 webbrowser component. Is there some easy way to register the COM dll with .Net? So far I've only found examples that do that with embedded c. bye, felix...more >>

Hi all, Warning a bit long winded - but I really would appreciate some feed back on this problem from you guys who commonly write custom controls. The background to the problem. I'm presently writing an app that has to work on an Intermec 700 series device. One of the problems we ...more >>

Hi, I just wrote an application for PocketPC 2003, or to be exact, my newly bought Mini O2. There is a TcpClient on the O2, while server application on a PC. If run using WiFi adapter connecting to its public IP (Server on PC), it works.... without any flaw... except initial connection is a...more >>

Hi, when i try to connect my using Remote Spy, i always get a "Class not registered" error. any ideas what might be causing this? some more info.. -i am using a VS 2005 beta 2 -i select "Pocket PC 2003 Device" when asked to select a windwos CE device thanks much ...more >>

I keep a DataSet in a singleton class that I use to keep various global data for a CF app. I bring down data with a webservice as a 2nd dataset, and merge it into the global dataset (adding or updating records as needed). The act of downloading them requires me to change a status-field in th...more >>

Hi, Basically, I have developed an app to run on the .Net Compact framework (on Pocket PC 2002) which among other things using SQL CE Replication, reads other info in from various config files, creates each form dynamically (this was part of the customer spec), and holds all the user entere...more >>

I'm trying to execute an HttpWebRequest through a firewall/proxy that requires a User ID and Password. I've tried the default WebProxy that is created automatically and I've tried GetDefaultProxy. Both cases are the same. The WebRequest/WebProxy picks up the Server information from the Conne...more >>

I d'like to create a custom Button with two lines of text Where the second one has a smaller font. I've done following steps: Added a new Item (Custom Control) to my Projekt After this, i changed the parent class of the control to BUTTON Code of this class: ////////////////////////////////...more >>

Hello... I am having a difficult time in trying to figure out how to read and then write a binary file. The binary file will be an image on the SD Card....and I want to read in the bytes and then later on, I want to write out a similar file back to the SD card. Does anyone know of a lin...more >>

Hi, I'm creating a small library to build my CF applications on. There's stuff in there like transparent labels, etc... I would also like to subclass System.Windows.Forms.Form (for example to simplify image backgrounds). It works, but I can't load the form in my designer anymore. The app i...more >>

Hi, I just wrote an application for PocketPC 2003, or to be exact, my newly bought Mini O2. There is a TcpClient on the O2, while server application on a PC. If run using WiFi adapter connecting to its public IP (Server on PC), it works.... without any flaw... except initial connection is a...more >>

I just try to get the web service sample from http://samples.gotdotnet.com/quickstart/CompactFramework/doc/xmlwebservice.aspx running. When I start the client from within IDE (VS .NET 2003) on an emulator I get the message "An unhandled exception of type System.Net.webException occured in Syst...more >>