Author: Embarcadero USA
Question and Answer Database
FAQ1778D.txt Extracting Icons
Category :Windows API
Platform :All
Product :All 32 bit
Question:
How can I use the undocumented ShellAPI function ExtractIconEx()
to extract the small and large icons from a given file?
Answer:
You can use the undocumented ShellAPI function ExtractIconEx() to
extract both large and small icons…
Author: Embarcadero USA
Question and Answer Database
FAQ1525D.txt Using WM_COPYDATA.
Category :Windows API
Platform :All
Product :All 32 bit
Question:
How can I use the WM_COPYDATA message to pass information between
16-bit and 32-bit…
Author: Embarcadero USA
Question and Answer Database
FAQ1500D.txt Does Delphi have an equivalent to the Visual Basic SendKeys function?
Category :VCL
Platform :All
Product :All 32 bit
Question:
Does Delphi have an equivalent to the Visual Basic…
Author: Embarcadero USA
Question and Answer Database
FAQ1355D.txt Preventing multiple application instances
Category :Windows API
Platform :All
Product :All 32 bit
Question:
How can I guarantee that only one instance of my program
executes? Is it possible to restore the previous instance
and shut down if I start more than one instance?
Answer:
Under Win16, you can check the value…
Save and load metafiles in a BLOB field without using DBImage
November 25, 1997
Author: Embarcadero USA
Question and Answer Database
FAQ878D.txt Save and load metafiles in a BLOB field without using DBImage
Category :VCL
Platform :All
Product :All 32 bit
Question:
How can I save and load metafiles in a BLOB field without using…
Author: Embarcadero USA
Technical Information Database
TI1647D.txt - Implementing TCollection
Category :ActiveX/OLE/COM/ActiveForm
Platform :All-32Bit
Product :All32Bit,
Description:
This document is intended for those needing to descend from a class
that…
Author: Embarcadero USA
Question and Answer Database
FAQ1360C.txt Converting an AnsiString to Char*
Category :VCL
Platform :All
Product :C++Builder 1.x
Question:
I am trying to convert a String to char* but keep receiving
the error:
"Cannot cast from System::AnsiString to Char*".
Below is my code. What am I doing wrong?
String s;
char* ch;
s…
Author: Embarcadero USA
Question and Answer Database
FAQ971C.txt How do I make a ComboBox Read-Only?
Category :VCL
Platform :All
Product :C++Builder 1.x
Question:
How do I make a ComboBox Read-Only?
Answer:
The same effect can be achieved by…
Author: Embarcadero USA
Question and Answer Database
FAQ533C.txt Showing a splash screen at startup
Category :VCL
Platform :All
Product :C++Builder 1.x
Question:
Where is the best place to open a splash screen on program
start up?
Answer:
The best place to…
Author: Embarcadero USA
Technical Information Database
TI1321D.txt - How to dynamically create a TPageControl
Category :VCL
Platform :All-32Bit
Product :All32Bit,
Description:
This document demonstrates how to dynamically add tab sheets
(TTabSheet objects) to a Windows 9x/NT Page Control (TPageControl
object). Both of these objects are declared in the ComCtrls
unit. So make…
