How to define a single hotkey in a dialog box

[win]

Macro swf

Code:

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int- t_mainDlg
Htm e=htm("EMBED" "" "" t_mainDlg "0")
e.SetFocus

I do not understand why the variables here are the main window (Replace w with t_mainDlg), the following code, I understand,

I don't understand too much about functions and parameters


Macro swf

Code:

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int w=win("Dialog" "#32770")
Htm e=htm("EMBED" "" "" w "0")