Routines
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62922: Print Control Key Labels
Used by the routine at MainMenu_SelectOptions.
Print the control-key characters from Table_ControlKeyCodes into the menu column at 22796 (attribute buffer) using attribute A. B holds how many slots to print (7 for a full refresh, 5 via Print_ControlKeyLabels_Short).
Input
A Attribute value for the labels
Print_ControlKeyLabels 62922 LD B,7 Load B with 7 label count.
This entry point is used by the routine at Print_ControlKeyLabels_Short.
Walk Table_ControlKeyCodes and print each defined key code.
Print_ControlKeyLabels_WalkTable 62924 LD (29447),A Store A as the current text attribute.
62927 LD HL,22796 Point HL at the first key's attribute cell (22796 (attribute buffer)).
62930 LD IX,62971 Point IX at Table_ControlKeyCodes.
Print one control-key label and step down one menu row.
Print_ControlKeyLabels_NextKey 62934 LD E,(IX+0) Fetch this slot's key code into E. Clear D. Call Print_Character to print that character.
62937 LD D,0
62939 CALL Print_Character
62942 INC IX Advance IX onto the next slot.
62944 LD DE,64 Step HL down one menu key-label row (0064).
62947 ADD HL,DE
62948 DJNZ Print_ControlKeyLabels_NextKey Loop until B labels are printed.
62950 CALL ColourCycle_MainMenuLogo Call ColourCycle_MainMenuLogo to colour-cycle the logo (menu acknowledge).
62953 RET Return.
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