Delphi

Custom InPlace Editor in StringGrid

Author: Embarcadero USA Question and Answer Database FAQ2434D.txt Custom InPlace Editor in StringGrid Category :VCL Platform :All Product :Delphi 3.x Question: How can I popup my own inplace editor (such as a combobox) in a string grid cell? Answer: The following example demonstrates popping up a Combobox as an inplace editor to a Stringrid component. Example: procedure…
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C++

How to put a progress bar on a Status Bar ...

Author: Embarcadero USA Question and Answer Database FAQ2293C.txt How to put a progress bar on a Status Bar ... Category :VCL Platform :All Product :C++Builder 3.x Question: How Do I put a Proress bar on a status bar. Answer: Here is an example: This is the…
Delphi

Detecting tab key press

Author: Embarcadero USA Question and Answer Database FAQ2060D.txt Detecting tab key press Category :VCL Platform :All Product :All 32 bit Question: Since the KeyPress and the KeyDown events do not get called for the tab key, how do I trap the tab key at the…
Delphi

Extracting Icons

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…
Delphi

Using WM_COPYDATA.

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…
Delphi

Preventing multiple application instances

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…