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all groups > dotnet compact framework > june 2007

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Replace running .exe file
Posted by GT at 6/29/2007 11:32:00 PM
Hello I have a Windows.Forms application program running in kiosk mode on Windows CE, and I want to add support for updating the program with a new version located on a USB memory stick. By updating I mean replacing the entire .exe file. I have tried different approaches using the System....more >>


why are pixels altered when i construct a bitmap from memory stream?
Posted by margec3 at 6/29/2007 7:19:02 PM
when i reconstruct the bitmap from the byte array (memory stream) sent by the server, i realized the pixels are not exactly the same as the ones sent from the server, which matters to me because i am doing image steganography, and i am hiding encrypted data in the R component of some pixels. i w...more >>

bitmap from memorystream has altered pixels
Posted by margec3 at 6/29/2007 4:42:46 PM
// at server, bitmapStream is a MemoryStream that i put together by converting a gif file from indexed pixel format to raw (A)RBG format Bitmap carrierBitmap = new Bitmap(bitmapStream); // store encrypted data at the 'R' element of pixels at various positions of carrierBitmap (i am doing image...more >>

Alarm development smartphone
Posted by Achu at 6/29/2007 2:37:27 PM
I am trying to develop a custom alarm program in C#. Which is the best way to check the time I have 3 option 1. Use WindowsMobile.Status.Time notify my application every minute 2. Use Timer control 3. A custom program like RunAppAtTime in OpenNetCF (any function like this in WM6) ...more >>

How do I ping an ip address?
Posted by DanielGifford NO[at]SPAM gmail.com at 6/29/2007 1:49:47 PM
This code works in the normal .net framework, what do I need to do to get it to run in the compact .net framework? //begin code Ping ping = new Ping(); PingReply pingReply = null; string addressToPing = textBoxServerIP.Text; addTextToTextBox("Pinging: " ...more >>

Add a popup soft input panel to a TextBox
Posted by Doug Crawford at 6/29/2007 1:48:06 PM
I would like to create an inherited TextBox control that pops up a small numeric keypad when it receives focus. The problem is, if I use a UserControl for the keypad the focus will shift away from the TextBox when the user taps one of the keys. Is there anyway I can somehow create the same...more >>

Strange unexpected native exception with pInvoke and WZCSetInterfaceEx API
Posted by nickmachielse NO[at]SPAM gmail.com at 6/29/2007 12:06:25 PM
Hi, We are dealing with a very strange problem and we cannot figure out where it comes from so we need some help. Currently we are implementing the new WPA2 and AES features for Wireless networks to our applications. These features became available through the Windows CE QFE from noverber 2...more >>

Oracle
Posted by JB at 6/29/2007 7:03:14 AM
I am looking at writing an app for use on WM5/6 devices, ordinarily I would use SQL Mobile on the PDA, SQL Server 2000 on the server and then either merge replication (or adapter.update or just a bunch of SQL scripts) to transfer data back and forth between PDA and server. I now need to explor...more >>



auto start up appliction in for WM5
Posted by tasleem at 6/29/2007 6:46:00 AM
hi all i m asked to develop a application that will start atuomatically and will be in memory and at specific time it will show up some messages, basically it is appiontment schedular that will show time at specifc time. in windows services are there which starts automatically and r continusoly...more >>

Datagrid binding
Posted by Kev Westwood at 6/29/2007 12:00:00 AM
I have a business object TransactionEntryList which I have bound to a datagrid in my mobile application. TransactionEntryList inherits BindingList(Of TransactionEntry). So essentially I want the datagrid to display a list of TransactionEntries. This works fine, so far so good. However I ...more >>

How do I enter non-English characters using English keyboard??
Posted by Hari at 6/28/2007 9:43:40 PM
Hi, I want to create a multi-language version of my app. Can I use the regular keyboard for inputting such characters?? How do I know what key combination with ALT generate a non-English char? Please help. Thanks, Hari Priya ...more >>

Data Access Objects framework
Posted by c_xyTopa at 6/28/2007 5:58:04 PM
Hi all, is there any framework for Windos Mobile, wich handles DAOLayer (like Hibernate, iBatis)? Thank you in advance ...more >>

globablization sample
Posted by Carlos at 6/28/2007 3:07:18 PM
Hi all, I would like to see how an application can be made to take the settings of a different culture (i.e globalize an app.) does anyone knows if there is such a sample? Thanks in advance, Carlos. ...more >>

XML Serialization
Posted by Allen Bradley at 6/28/2007 2:14:06 PM
How can i serialize an ArrayList of object with difference Type? Example: ArrayList list = new ArrayList(); list.Add(new Type1()); list.Add(new Type1()); list.Add(new Type2()); list.Add(new Type3()); list.Add(new Type3()); list.Add(new Type3()); Best Regards...more >>

I need a plan of attack to copy tables from different sdf databases into new one.
Posted by Loogie at 6/28/2007 11:11:57 AM
USING: VB.Net 2005 compact framework 2.0 with SQLCE Server. I need a plan of attack to efficiently code the following scenario: Create a new database - call it sdf1 - no problems I can do this copy tables structure and data from sdf2 into sdf1 - no idea how to do this copy tables structure a...more >>

Fujitsu iPad 100-20 scanner
Posted by kdaugherty NO[at]SPAM maurices.com at 6/28/2007 10:16:49 AM
My application needs to make use of the built-in scanner on the iPad. I'd rather not use a keyboard wedge (or scanwedge). The application will be written in CE .NET 2003 targeted for compact framework 1.0. I downloaded "barcode scanners netcf.msi" because it sounds like exactly what I'm lookin...more >>

filling a data table form a sqldata reader
Posted by bbdobuddy at 6/28/2007 9:54:02 AM
Hi, I am trying to populate a datatable from a sql data reader but I am having some issues that hopefully somebody can help me out with. I have added the using System.Data.Common to the top of my form This is my code connect = new System.Data.SqlClient.SqlConnection(con...more >>

Problem with Wait Cursor
Posted by Murthy at 6/28/2007 8:10:06 AM
Hi, I am using the below code for displaying the Wait cursor. Cursor.Current = Cursors.WaitCursor; But currently in some cases the wait cursor is not getting displayed at all and in some cases there is more than 5 Seconds delay before the wait cursor is displayed. Can some one tell me ...more >>

Error deploying to handheld device
Posted by paul.edmondson NO[at]SPAM technologyforge.com at 6/28/2007 8:06:26 AM
I get a the following error trying to deoply any Pocket PC solution under VS.NET 2005 Error 1 Class not registered Device Connectivity Component Telling me what component needs registering would be useful. Cannot find any solution to this. Have reinstalled VS.NET, have re installed Acti...more >>

Message Interception API on WM6
Posted by oldsap at 6/28/2007 1:02:28 AM
I used an vb.net application on my WM5 smartphone that uses message interception API and it worked just fine. When i tried it on a WM6 emulator, it was also ok. But on a real WM6 smartphone device, it is not able to intercept the incoming sms, instead, the sms goes directly to the Inbox. How c...more >>

How to add upload excel file and insert into SQL Compact Edition
Posted by Jenson at 6/27/2007 7:26:02 PM
Hi guys, As mentioned earlier, I'm coding a barcode scanning system for a Windows CE 5.0 based barcode scanner (actually it's more than a scanner), and I'm thinking of uploading excel file through various medium and insert/update the targetted table in SQL Compact Edition, can anyone tell m...more >>

SQL Database Connection
Posted by Kev Westwood at 6/27/2007 4:26:28 PM
Hi I am developing an application for Windows CE v5 on a device with a wireless adapter connected to a LAN. I am trying to decide which is the best method of connecting my application to a SQL server database. I have already successfully connected using sqlclient.slqconnection so can re...more >>

Deserialize xml object
Posted by fjvela NO[at]SPAM gmail.com at 6/27/2007 1:22:22 PM
Hello, how can I deserialize a xml object with the compact framework 1? Thanks! ...more >>

Keycode of @ char
Posted by Sapo19875 at 6/27/2007 5:43:20 AM
Hi all, I'm working with the event "Form_KeyDown" and i would like o know wich button is pressed on virtual keypad. Using KeyCode i obtain all char and it seems to work, but when i want to intercept the button "@" i have the same result as i tap the "2" button (the KeyValue is the same - 50). ...more >>

Datatable Updates and SQLCE
Posted by casy at 6/27/2007 1:37:31 AM
Apologies for crossposting, but am lost.. Fairly new to .net Running Orcas Beta 1 on Vista home Sql Express and SQL Compact 3.5 installed I have searched and searched and tried many times but I cannot get a SQLCE datatable to work correctly even in VS 2005, I am using the wizards,datagridv...more >>

Anyone have a managed wrapper for EDB they'd like to share?
Posted by HCH at 6/27/2007 12:05:19 AM
There are wrappers for CEDB and ADOCE but both of those API's are deprecated. Before I write a wrapper for EDB I figured I'd ask here. Or perhaps there's something between XML datasets and SQL that I'm not thinking of? Can't use SQL for this project because it requires an install on 5.0. ...more >>

CF2.0 service pack level
Posted by Dave Harry at 6/27/2007 12:00:00 AM
If I write an app and create a CAB using CF2.0 SP2, does the end user HAVE to have SP2 on their computer/device? What if they have original CF2.0? -- Dave Harry ...more >>

Other Field for Comboboxes
Posted by Chaz S at 6/26/2007 8:10:19 PM
Hello, I use combo boxes for provide a convenient way to retrieve common used data. However, sometimes the user must input data that is not in the combo box. As of know, I just added "Other" to the list of values and when that occurs it pops up an Panel with a text box. Is there an easier way...more >>

Tabbing DateTimePicker gives a beep
Posted by Jayesh at 6/26/2007 6:34:44 PM
Hi I have panel in which I have DateTimePicker. Here is the code DateTimePicker datePicker = new DateTimePicker(); datePicker.Format = DateTimePickerFormat.Custom; datePicker.CustomFormat = Constants.DisplayDateFormat; datePicker.Font = mycustomFont; datePicker.ShowUpDown = false; datePicke...more >>

Network Tracing on Pocket PC using Compact Framework
Posted by naveed at 6/26/2007 5:06:01 PM
I've tried to enable network tracing as mentioned at this page on my .NET CF application: http://msdn2.microsoft.com/en-US/library/ty48b824.aspx However I dont see any network data debugging from VS2005. Can someone please help me in enabling network tracing?...more >>

Bluetooth and Serial Port Service?
Posted by BartMan at 6/26/2007 4:36:02 PM
Greetings, I have been experimenting with bluetooth and the windows bluetooth stack and the Widcomm stack since I am new to the bluetooth world. I have been working with the wrapper .net class around the windows stack and around widcomm from João Paulo Figueira. It shows how to enumerate ...more >>

Set Screen Taps and Key Clicks Sound
Posted by aLiTaN at 6/25/2007 11:46:03 PM
Hi, i have to mute all sound in my device. i used this code; Dim rg As OpenNETCF.Win32.Registry rg.CurrentUser.OpenSubKey("ControlPanel\Volume") rg.CurrentUser.GetValue("Screen", 0) rg.CurrentUser.Close() but this code is not running. How can i mute scr...more >>

HOW CAN I INSERT NEW RECORDS IN SQL CE 3.0 DB IN THE EMULATOR ?
Posted by tony at 6/25/2007 8:48:58 PM
hi. im using vs.net 2005 with sqlce 3 and the vs.net 2005 emulator. when i try to insert record to table in the emulator i got error . (the storage card in the emulator is shared directory in the pc) i was told this error is beacuse microsoft restrict . is there way to solve this in ...more >>

Which database for CF1.0 and PPC2002
Posted by Axel at 6/25/2007 7:01:02 AM
I want to write a database application for PPC 2002 (MDA 1). The MDA1 only works with CF1.0. Which database should I use with this configuation and VS2005? Thank you Axel...more >>

How to create EFIGS version?
Posted by Hari at 6/25/2007 2:03:06 AM
Hi, I need to create EFIGS version of my app. How is it possible? Please help Thanks, Hari ...more >>

Autorun parameters
Posted by Lorenzo at 6/25/2007 1:42:13 AM
I need to retrieve the passed parameters to autorun.exe console application in vb.net CF. Is there anyone that knows how do this? Thanks in advance! ...more >>

CF Application after hard reset
Posted by Bogdan Kot at 6/25/2007 12:00:00 AM
Hello, I have a question about situation with CF applications after hard reset. Is any possibility to run CF based application after hard reset. I would like to write an installation software which can install some libraries and main program. Because after hard reset also Compact Framework is ...more >>

Writing the registry
Posted by Jeff Jeff at 6/24/2007 5:02:07 PM
hello, Me again. When i try to write the registry with this code : objRegistryKey = CERegistry.CurrentUser(objDevice.Session); objRegistryKey = objRegistryKey.OpenSubKey(@"Software\Microsoft\Shell\StartMenu"); if (objRegistryKey != null) objR...more >>

Too many directories returned by storage card detection functions
Posted by Roberto at 6/24/2007 2:47:53 PM
Hi all, I have a Windows CE device on which I'm trying to detect the storage card directory path. I know that a way to discover it is to use OpenNetCF functions, that check for Directory and Temporary attribute. The problem is that on that device there are also other 2 directories with th...more >>

Disposing strings created from a resource file using resource mana
Posted by Murthy at 6/24/2007 9:35:03 AM
HI, we have developed Multi Lingual Windows mobile 5.0 application. In this i am loading the Form text from a resource manager. Label1.Text = ResManager.GetString("Label_Text"); button1.Text = ResManager.GetString("button"); But when i veiw the application in Remote Performace monitor, ...more >>

Debug Output to Visual Studio
Posted by David at 6/23/2007 12:36:00 PM
I'm trying to get debug output sent from my CF1 application to the output window in Visual Studio. System.Diagnostics.Debug.WriteLine doesn't work. Calling OutputDebugStringW or NKDbgPrintfW in coredll similarly produces no output. I see this comment in OpenNETCF.Diagnostics.DebugMessage: ...more >>

Grier`s CFSerial Control with wm5 and cf 2 sp1/2
Posted by Luke at 6/22/2007 1:06:00 PM
Hello, i have following problem: I use Grier=B4s SerialClass in my application for serial communication. This all works fine with wm 5 cf 2 without any service pack on it. If i update cf 2 to sp1 or sp2 i get an native exception by opening serial port. The exception is: 0xc0000005. Does an...more >>

Pushing data to a PDA over GPRS
Posted by Rob S at 6/22/2007 8:04:02 AM
Hi there, My quest is to redevelop an application which sends jobs to engineers PDAs via sockets over GPRS. At the moment i use a pull method, it polls every 5 minutes for new data. I now want to be able to push data to my PDAs, however after looking into this somewhat i've learnt th...more >>

need some advice in creating a re-usable platform
Posted by Milsnips at 6/22/2007 2:00:31 AM
hi there, Can anyone give me some pointers in how i would go about this: 1. I create a starter EXE application which loads on starter. 2. A folder called say "modules" contains a separate DLL file for each module (inventory, fieldsales, support, tracking, etc) 3. When the starter EXE loads...more >>

'iPhone' type scrolling
Posted by Daan at 6/22/2007 12:05:54 AM
I have seen some applications for the PPC (such as iContact [1]) that try to emulate the scrolling effect that is demonstrated by Apple's iPhone. I was wondering if it is possible to create such an effect using managed code only (I'm developing with C# .NET on the CF 2.0), or is this only possib...more >>

Check which application has focus
Posted by vsciw at 6/22/2007 12:00:00 AM
Hi. we have a WM5 device, with several applications running. is it possible for one of our applications running on this device (vb.net cf2) to identify which program has "focus" on the device (which app the user is seeing on the screen)?? is there any environment or registry settings i can ...more >>

Check box focus problem on smartphone
Posted by dev15 at 6/22/2007 12:00:00 AM
Hi, i have a simple VS2005 vb.net cf v1app with 4 checkbox controls on a form. I want to use the joystick on the smartphone WM5 to navigate between the controls. However when i try to change focus from the Checkbox1 which seems to automatically have the focus when the the form is loaded it doesn...more >>

How to force the Scrollbar in DataGridView
Posted by Rene.Scharf at 6/22/2007 12:00:00 AM
Hello NG, I'm using the following method to modify the High o Datagrid-Rows void SetGridRowHeight(DataGrid dg, int rowNumber, int cy) { BindingFlags bf = BindingFlags.NonPublic | BindingFlags.Instance; ArrayList rows = (ArrayList)dg.GetType().GetField("m_rlrow", bf).GetValue(dg); ob...more >>

Cell Phone Communication
Posted by Patrick Jox at 6/21/2007 8:03:25 PM
Hi, I want to create an application that communicates with a cell phone (not smartphone) to synchronize data (contacts, appointments and tasks). could this be done by extending Activesync. In general how could I communicate with my cell phone using C#. Any ideas? Any points where to start? ...more >>

Get longitude and latitude from smart phone samsung blackjack?
Posted by JamesWPierce NO[at]SPAM gmail.com at 6/21/2007 2:48:54 PM
is it posible to get the current longitude and latitude location information from a samsung blackjack smartphone? what resources would be needed? i.e. OpenNetCF library Thanks ...more >>


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