Changeset 48 in xtideuniversalbios for trunk/Assembly_Library/Src/Keyboard

Timestamp:

Oct 8, 2010, 3:44:05 PM (14 years ago)

Author:

Tomi Tilli

google:author:

aitotat

Message:

Changes to Assembly Library:
Added functions to clear Menu Title and Information areas.
Implemented automatic line change when writing Menu Title and Information areas.
CGA snow related functions have been moved to CgaSnow.asm.
Keyboard input functions no longer produce beep for backspace.

File:

• trunk/Assembly_Library/Src/Keyboard/Keyboard.asm (modified) (4 diffs)

trunk/Assembly_Library/Src/Keyboard/Keyboard.asm

@@ -2 +2 @@
 ; Project name  :   Assembly Library
 ; Created date  :   5.7.2010
-; Last update   :   12.8.2010
+; Last update   :   7.10.2010
 ; Author        :   Tomi Tilli
 ; Description   :   Functions for managing keyboard.
@@ -97 +97 @@
     loop    .GetCharacterFromUser
 .PlayBellForRejectedCharacter:
+    cmp     al, BS                              ; No bell for backspace
+    je      SHORT .GetCharacterFromUser
     call    Keyboard_PlayBellForUnwantedKeystroke
     jmp     SHORT .GetCharacterFromUser
@@ -169 +171 @@
     dec     di
     call    Keyboard_PrintBackspace
+    mov     al, BS                              ; Restore character
 .RejectCharacter:
     test    al, al                              ; Clear ZF...
@@ -227 +230 @@
     push    di
     CALL_DISPLAY_LIBRARY PrintCharacterFromAL
-    CALL_DISPLAY_LIBRARY SynchronizeDisplayContextToHardware
+    CALL_DISPLAY_LIBRARY SynchronizeDisplayContextToHardware    ; Hardware cursor
     pop     di
     ret