THE DELPHI TECHNIQUE How to achieve a workable consensus within time limitsStuter, L
The web browsers'sOnCommandStateChangeevent is useful here. According to Delphi's help, this event is triggered when the ability to execute certainTWebBrowsermethods changes. It happens that this event is triggered when, amongst other things, the user clicks the mouse in a document. Note that ...
We need to create a "container" object to host our TWebBrowser control. This container must implement the IOleClientSite interface to enable the browser control to query it when looking for our IDocHostUIHandler interface. We need to notify the TWebBrowser that we are hosting it by passing a ...
Also, we've found a non-described restriction in XLLs: the total length of a string containing all parameter names of a given function divided by a separator character minus one cannot be greater than 255. The same restriction applies to parameter descriptions. If any of such strings exceed ...
How to Use the Sample Navigate to the location given above and open: Delphi:LoginDialog.dproj PressF9or chooseRun > Run. Select a connection definition from theUse Connection Definitiondrop-down menu. ClickConnectto connect to the database. ...
So, I wanted to create the OnCellDblClick event, but as I've said earlier, I don't know how to do it. I noticed that a lot of people want this same event, but I can't find the answerd to it. Is it possible to know if the double click was on a record, if it was, then...
How to build integrated Excel extensions: COM Add-in, RTD Server and XLL in one project This C# example shows how to create integrated Excel extensions containing a plugin, real-time data server and a number of XLL add-ins (User-defined functions) in a single Visual Studio project. ...
"The function evaluation requires all threads to run" while accessing music library through wmp.dll "The left-hand side of an assignment must be a variable, property or indexer". Help? "The remote server returned an error: (401) Unauthorized" "Typewriter" like effect in a C# Console appli...
6. Place this new pascal code inside a create constructor for your component. Within the constructor , group object sections under the appropriate sub-component creator. Let's use an example to illustrate these steps. We'll make an OK/Cancel/Help button combination. Inside Delphi, the layout ...
In order to receive such objects we have to make our application into a "drop target" that is recognised by Windows. We do this using COM (or OLE) drag and drop. As is usual with COM, we have to create an object that implements an interface – IDropTarget in this case – and then...