The HTBasic application windows attributes can be controlled (set or read) using GESCAPE CRT codes including size, position, hide, restore, maximize, minimize, bring to top, hide/restore title bar, DUMP screen area size(%), and more depending on window type as detailed below.
GESCAPE CRT, code [,set(*)] [;get(*)]
The code values listed below show which operation they control for each window.
Run Output Window
Code Operation
30 Maximize the window
31 Hide the window
32 Restore the window
33 Set interior client of the app window position and size
34 Get interior client of the app window position and size
35 Bring the window to the top
36 Get the screen size
37 Returns the Title Bar enable flag
38 Hide / restore title bar
39 Set the DUMP size (% of paper width)
41 Minimize the window
Editor Window
Code Operation
130 Maximize the window
131 Hide the window
132 Restore the window
135 Bring the window to the top
137 Returns the Title bar enable flag
138 Hide / Restore the Title bar (Toggle switch)
141 Minimize the window
152 Disable Borders
153 Enable Borders
Application Window
Code Operation
46 Turn the Control Toolbar Off
47 Turn the Control Toolbar On
48 Turn the Status Bar Off
49 Turn the Status Bar On
50 Remove Main Menu
51 Restore Main Menu
52 Disable Borders on Parent Window
53 Enable Borders on Parent Window
54 Disable Minimize button on Parent Window
55 Enable Minimize button on Parent Window
56 Disable Maximize button on the Parent Window
57 Enable Maximize button on the Parent Window
58 Disable Close button on the Parent Window
59 Enable Close button on the Parent Window
60 Turn the Bookmark Toolbar Off
61 Turn the Bookmark Toolbar On
62 Turn the Debug Toolbar Off
63 Turn the Debug Toolbar On
64 Filename in titlebar off
65 Filename in titlebar on
The following shows several examples of
GESCAPE CRT. The
set array variable contains data to send; and the
get array variable receives data. Note that
set has a comma before it while
get has a semicolon.
INTEGER Get4(1:4),Set4(1:4),Get2(1:2),Set1(1:1)
DATA 90,100,500,300 ! Position of upper left corner: (90,100),
READ Set4(*) ! Width = 500, Height = 300
GESCAPE CRT,30 ! Maximize the window
GESCAPE CRT,31 ! Hide the window
GESCAPE CRT,32 ! Restore the window
GESCAPE CRT,33,Set4(*) ! Set position and size: X,Y,W,H
GESCAPE CRT,34;Get4(*) ! Get position and size: X,Y,W,H
GESCAPE CRT,35 ! Bring the window to the top
GESCAPE CRT,36;Get2(*) ! Get the screen size: W,H
GESCAPE CRT,37;Get3(*) ! Get the title bar enable flag
PRINT Get(2) ! Print the Screen Size
PRINT Get(3) ! Print the title bar enable flag
Set1(1)=50 ! Set the DUMP size to 50%
GESCAPE CRT,38 ! Hide window Title Bar
GESCAPE CRT,38 ! Restore window Title Bar
GESCAPE CRT,39,Set1(*) ! Set the DUMP size (default is 100%)
GESCAPE CRT,41 ! Minimize the window
GESCAPE CRT,32 ! Restore the window
END
