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May I ask you which build do you use?
I have VS.NET codename Everett Enterprise Architect
MS Development Environment 2003 beta Version 7.1.22.15 and
MS .NET Framework 1.1 Version 1.1.4322
That's what's written in About... box
Unfortunately DataGrid doesn't list .NET CF as supported platform
Alex Gusev
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Alex Gusev wrote:
VS.NET codename Everett Enterprise Architect
MS Development Environment 2003 beta Version 7.1.22.15 and
MS .NET Framework 1.1 Version 1.1.4322
Microsoft Development Environment 2003 Beta Version 7.1.2292
Microsoft .NET Framework 1.1 Version 1.1.4322
At the bottom of all the .NET framework docs I have this disclaimer:
"Syntax based on .NET Framework version 1.1.4322.
November 15, 2002."
James
"The elastic retreat rings the close of play as the last wave uncovers
the newfangled way.
But your new shoes are worn at the heels and
your suntan does rapidly peel and
your wise men don't know how it feels to be thick as a brick."
"Thick as a Brick" from Thick as a Brick, Jethro Tull 1972
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James T. Johnson wrote:
Syntax based on .NET Framework version 1.1.4322.
November 15, 2002."
Do they change syntax every 15 days...what a nightmare
Kannan
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No. As far as I know nothing has changed syntax wise since the 1.1 changes were released back when it first came out in public beta (I want to say in October).
For the most part 1.1 is a ton of bug fixes and a few added features, most security wise.
The one that I that I wish was in 1.0 but isn't is a few tags in the configuration file schema. In 1.1 it only takes one tag to specify what version of the runtime you want to use. But for your 1.1 app to work on a 1.0 only system you need one section of tags for every core assembly your app references.
The configuration file can be generated by a wizard, so the job of creating it is easy; but I wouldn't entrust users to create the file themselves.
James
"The elastic retreat rings the close of play as the last wave uncovers
the newfangled way.
But your new shoes are worn at the heels and
your suntan does rapidly peel and
your wise men don't know how it feels to be thick as a brick."
"Thick as a Brick" from Thick as a Brick, Jethro Tull 1972
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I can see that two or three years from now, with multiple run-times, large systems can be affected with these kind of settings along with policy settings for individual applications etc, something equivalent of dll hell, although this is entirely a differnt beast. Its like while trying to solve one problem, we always end up with differnt kind of problem.
Kannan
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:(dear all :
I'm a beginner.
Does anybody know of a simple way to disable tooltips on the fields in the preview window of a Crystal report ?
Vicky Cao
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Can anybody tell me how can create a voice software just like IBM Via Voice in an Arabic language using C#?
Jassim Rahma
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The closest I can think of is speech sdk[^] from MS
Hope this helps
Kannan
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Do we have something like CreateProcessWithLogonW in .NET?I want to create process as another user.
Mazy
"And the carpet needs a haircut, and the spotlight looks like a prison break
And the telephone's out of cigarettes, and the balcony is on the make
And the piano has been drinking, the piano has been drinking...not me...not me-Tom Waits
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Hi,
I'm just trying to build a custom control (composite). Say I've put a ListView on my custom control form. How can I forward for example the ItemCheck event so that a user of my control can actually write an event handler for it?
Is there a better (easier) way then defining a new delegate + event, etc.?
Thanks in advance!
Matthias
In theory, there is no difference between theory and practice. In practice, however, there is.
(unknown author)
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I've been using the IE WebBrowser control in one of my apps, but I recently discovered that Mozilla has an ActiveX interface that matches IE's (http://www.iol.ie/~locka/mozilla/mozilla.htm).
Though, when I try to use aximp.exe on mozctlx.dll, it gives me an error. I managed to use it on mozctl.dll and import it into my app, but my app crashes if I try to use the Navigate() method.
Has anyone tried any of this?
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There seems to be something that aximp expects at some point, while other ActiveX tools (such as the ActiveX test container from MSDEV) are totally ok with that control. (at least if you create a /res folder in the mozilla install folder, and create a fake mozilla.html page in it).
From what I remember, we have the source code for aximp.exe in the VS.NET redistribution. I highly encourage you to rebuild the code and put a breakpoint on it.
I don't have VS.NET at work at the mo, but I'll check it out tonight (most probably).
[edit] interim update : the aximp.exe tool is just a PE wrapper for the .NET System.Windows.Forms.Design.Aximporter class, where all methods are exposed, including "GenerateFromFile(FileInfo)", which is according to me what you end up with when you use the cmdline. Isolation is going to proceed until I probably find the issue, later tonight.[/edit]
[edit #2] I first thought there was a bug in aximp.exe, but now I don't think so anymore. In fact, I took the type library from mozctlx.dll and couldn't even recompile it without modifying some stuff inside. In short, mozctlx.dll as distributed in the Mozilla package does not comply to standard type libraries and MIDL compilation. I am afraid you'll have to get the source code from mozilla CVS, and recompile the whole activex stuff, after you made slight modifications in it.[/edit #2]
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Wow, that's a little over my head. Thanks for checking into it though.
I didn't realize you made edits, I was watching my email for responses to this...
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Is it possible to create a .mdb file with c# without Access being installed? I'm trying to make a program that will create its own dbase file if/when the dbase gets deleted accidently or by clicking a button.
If it'a possible, any example code or places I should be looking for more info?
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You would have to use interop and the Microsoft ActiveX Data Objects Extensions for Data Definition Language and Security (ADOX) To do this, since MS Access sql syntax does not support "create database". IMO a better alternative is to just include a small empty database as a template, and use filecopy to create the starting database (faster, too...). If your schema is constant, you can even pre-build all empty tables and queries, saving a good deal of 'one time' code in your application.
Some ideas are so stupid that only an intellectual could have thought of them - George Orwell
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Yes, after reading the other replies I think that is much easier . Would it be possible to include this templated .mdb file as a resource in the app? Basically what I'm after is a single .exe file as the final result as this app would be copied rather than installed, and with the technical level of my clients, a single file is the easiest option.
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I haven't tried that, but it should work. Just create a new empty file and then copy the resource bytes to it with a BinaryWriter..bytes is bytes
Some ideas are so stupid that only an intellectual could have thought of them - George Orwell
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Thanks, I'll give that a go
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Let me point you to "Programming OLEDB with C#" - http://www.manning.com/dotnetbooks/csharpprimer/sql_to_access.html
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like I said - one must use ADOX to create an access database programatically.
Some ideas are so stupid that only an intellectual could have thought of them - George Orwell
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My application must resolve dns name of host. Iam tryning
string HostName = System.Net.Dns.GetHostByAddress( "207.219.70.31" ).HostName<br />
its error
"An unhandled exception of type 'System.Configuration.ConfigurationException' occurred in system.dll
Additional information: Configuration file E:\Baton\AnonMailer\bin\Debug\AnonMailer.exe.config does not have root <configuration> tag"
Im using Custom application configuration[^]
Thanks,
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I want to make a class which automatically truncates text to a specified length. This is how I would like to use it while coding.
Text text = new Text(4);
text = "This text will be truncated to 4 characters.";
string truncated = text;
Truncated now should return a value of "This". Remember, this is a simplified example of what I want to do. I want to have a lot more properties and functionality than length.
Returning the value isn't a problem. I can write a conversion operator: public static implicit operator string(Text text).
But, after looking further into operator overloading I came to the conclusion that it is impossible to perform the truncation. I can never have access to the length, because operator overloading uses static functions.
I can think of several solutions to this problem but the code to use it is uncomfortable.
1. Using a new Text(...) each time. Too many properties and too much chance for errors. I really don't want to look up each time which values I need this time.
2. Since I was going to use Properties to access the Text class I could reapply all values in the set function. I could get the desired syntax but this leads to some really awful code. Plus, each time I would instantiate a new object I need to update the reference in two places.
3. Using a property in the text class: text.Data = "This ...". I guess this is the best solution although I really hate the syntax.
Can anybody come up with a good solution?
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I'd completely agree with you if all that I wanted to do was just truncate a string.
Here's the thing that I want to accomplish: a DataSet is a great object to contain data, but it's a bit difficult to access. I would like to write a wrapper around it to access fields in a row straightforward and without casting. I want to have functions like NextRow and PreviousRow, ...
The fields (like Text) are going to read the data out of the DataSet. This is no problem at all. But when I want to place data in the Dataset I want to preprocess it before changing the dataset. Length was just one example. Another example could be making text uppercase for a key field or verifying that a number is between some values, or even more complex functions.
In C++ I could overload the assignment operator. I was just surprised that it wasn't possible in C#. I really do like the language and I'm determined to use it. I just have to find a decent workaround.
Basically, I'm trying to create an easily accessible and extendable framework to work with a lot of data. Over time there are going to be hundreds of tables. I'd rather do the extreme part early then later and since the project isn't even started I'm free to experiment and take my time without the pressure of a release date.
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So why not just create a wrapper for the DataRow. In the past I have used code like this:
public class Person {
private DataRow theRow;
public Person(DataRow row) {
theRow = row;
}
public string Name {
get {
return (string)theRow["PNAME"]
}
set {
theRow["PNAME"] = value.Substring(0,40); // only stores 40 chars
}
}
public DateTime BirthDate {
get {
return Convert.ToDateTime(theRow["BDATE"])
}
set {
if (value > DateTime.Now) throw new Exception("Invalid date");
theRow["BDATE"]=value;
}
}
public override string ToString() {
return Name + " was born " + BirthDate.ToString("d");
}
}
Now you can write client code like this:
DataTable table = new DataTable("People");
// use ADO.NET/Xml to load table
foreach(DataRow row in table.Rows) {
Person p = new Person(row);
Console.WriteLine(p.ToString());
}
This is very similar to the code generated by XSD.exe. Though, I find writing the code yourself gives you a lot more control over the evolution of the class. You can add your own methods, throw exceptions when a property is set with an invalid value..etc..etc.
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