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A2osX/BIN/EDIT.S.CTRL.txt
burniouf 340ce51779 BASICFX: .. implementation, EDIT bug fixes
2022-03-24 21:24:26 +01:00

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NEW
AUTO 3,1
.LIST OFF
*--------------------------------------
* ^A = Help
* ^B = Begin Block
* ^C = Copy Block
* ^D = Delete Block
* ^E = End Block
* ^F = Find...
* ^G = Go To SOL
******** ^H = BS
******** ^I = TAB
******** ^J = LF
******** ^K = VT
* ^L = Go To EOL
******** ^M = CR
* ^N = Find Next
* ^O = Page Up
* ^P = Page Down
* ^Q = Quit
* ^R = Replace...
* ^S = Save
* ^T = Go To Top of file
******** ^U = FS
* ^V = Paste Block
* ^W = Erase line
* ^X = Cut Block
* ^Y = End Of File
*--------------------------------------
Ctrl.DEL jsr BUF.ComputeCOffset
lda BUF.COffset
ora BUF.COffset+1 No Backspace possible
beq .8
jsr Ctrl.BS
bcs .9
jmp Ctrl.Z
.8 clc
.9 rts
*--------------------------------------
Ctrl.Invalid
clc
Ctrl.Invalid.RTS
rts
*--------------------------------------
Ctrl.A >STZ.G bUpdateStatus
>LDYA L.MSG.HELP
>STYA ZPPTR1
stz TmpByte
.1 ldx #0
ldy TmpByte
jsr SCRN.GotoXY
bcs .9
lda (ZPPTR1)
beq .8
>PUSHW L.MSG.HELPLINE
>PUSHW ZPPTR1
>PUSHBI 2
>SYSCALL PrintF
bcs .9
inc TmpByte
lda (ZPPTR1)
sec
adc ZPPTR1
sta ZPPTR1
bcc .1
inc ZPPTR1+1
bra .1
.8 jsr SCRN.ResetStatusBar
>PUSHW LineBufPtr
>PUSHW L.MSG.STATUSBAR.H
>PUSHBI 0
jsr SCRN.LineBufSprintf
bcs .9
jsr SCRN.LineBufOut
bcs .9
jsr GetCh
bcs .9
jmp SCRN.Repaint
.9 rts
*--------------------------------------
Ctrl.C jmp BUF.SelToClipboard
*--------------------------------------
Ctrl.B jsr BUF.ComputeCOffset
lda BUF.COffset
>STA.G SelStart
lda BUF.COffset+1
iny
sta (pData),y
jmp SCRN.UpdateMain
*--------------------------------------
Ctrl.E jsr BUF.ComputeCOffset
lda BUF.COffset
>STA.G SelEnd
lda BUF.COffset+1
iny
sta (pData),y
jmp SCRN.UpdateMain
*--------------------------------------
Ctrl.G >LDA.G FileX
beq .8
lda #0
sta (pData),y
jmp SCRN.UpdateViewPort
.8 clc
rts
*--------------------------------------
Ctrl.BS >LDA.G FileX
beq .1 already at beginning of line
dec
sta (pData),y
bra .3
.1 >LDA.G FileY+1
tax
dey
ora (pData),y
beq .8
lda (pData),y
bne .2
dex
.2 dec
jsr BUF.GetLineAX
bcs .8
tya
>STA.G FileX
>DECW.G FileY
.3 jmp SCRN.UpdateViewPort
.8 clc
rts
*--------------------------------------
Ctrl.TAB jsr BUF.InsertTAB
bcs .9
lda TmpByte
beq .9 nothing to do
* clc
>ADC.G FileX
sta (pData),y
>LDA.G CurX
clc
adc TmpByte
sta (pData),y
sec
>SBC.G ScreenX
sec
>SBC.G ScreenW
bcs .1
jsr SCRN.UpdateCurrentLine
bcs .9
bra .8
.1 lda TmpByte
clc
>ADC.G ScreenX
sta (pData),y
jsr SCRN.UpdateViewPort
.8 jsr SCRN.GotoCurXCurY
jmp SCRN.UpdateStatusBar
.9 rts
*--------------------------------------
Ctrl.LF jsr BUF.GetNextLine
bcs .8
tya Y = line length
>CMP.G FileX
bcs .2
sta (pData),y
.2 >INCW.G FileY
jmp SCRN.UpdateViewPort
.8 clc
rts
*--------------------------------------
Ctrl.VT >LDA.G FileY+1
tax
dey
ora (pData),y
beq .8
lda (pData),y
bne .1
dex
.1 dec
jsr BUF.GetLineAX
bcs .8
tya Y = line length
>CMP.G FileX
bcs .2
sta (pData),y
.2 >DECW.G FileY
jmp SCRN.UpdateViewPort
.8
Ctrl.VT.8 clc
rts
*--------------------------------------
Ctrl.L jsr BUF.GetLine
bcs Ctrl.VT.8
tya Y = line length
>STA.G FileX
jmp SCRN.UpdateViewPort
*--------------------------------------
Ctrl.CR lda #C.CR
jsr BUF.InsertA
bcs .99
jsr SCRN.LineBufInitEdit CEOL
>STZ.G FileX
>INCW.G FileY
>STZ.G CurX
>LDA.G CurY
>CMP.G ViewPortHm1
bne .1
jsr SCRN.LineBufOut Bottom line, CEOL...
bcs .99
jmp SCRN.UpdateViewPort ...and scroll
.1 dec
>CMP.G ViewPortHm1
beq .6 No scroll needed
>PUSHW LineBufPtr
>PUSHW L.SEQ.SCROLLCURDN
>LDA.G CurY
inc
inc
>PUSHA
>LDA.G ScreenH
dec
>PUSHA
>PUSHBI 2
jsr SCRN.LineBufSprintf
.99 bcs .9
>PUSHW LineBufPtr
>PUSHW L.SEQ.SCROLLRGN
>LDA.G ScreenH
dec
>PUSHA
>PUSHBI 1
jsr SCRN.LineBufSprintf
bcs .9
.6 jsr SCRN.LineBufOut
bcs .9
>INC.G CurY
jsr BUF.ComputeCOffset
jsr SCRN.UpdateCurrentLine
jmp SCRN.GotoCurXCurY
.9 rts
*--------------------------------------
Ctrl.O ldy #FileY+1
lda (pData),y
tax
dey
lda (pData),y
ldy #ViewPortH
sec
sbc (pData),y
pha
txa
sbc #0
bcc .8
ldy #FileY+1
sta (pData),y
dey
pla
sta (pData),y
>LDA.G ScreenY
sec
>SBC.G ViewPortH
>STA.G ScreenY
>LDA.G ScreenY+1
sbc #0
sta (pData),y
>STZ.G FileX
>STA.G ScreenX
jmp SCRN.UpdateMainAndStatus
.8 pla
*--------------------------------------
Ctrl.T jsr SCRN.Home
jmp SCRN.UpdateMainAndStatus
*--------------------------------------
Ctrl.P ldy #FileY+1
lda (pData),y
tax
dey
lda (pData),y
ldy #ViewPortH
clc
adc (pData),y
bcc .1
inx
.1 pha
phx
jsr BUF.GetLineAX A,X = FileY+PAGE
bcs .8
ldy #FileY+1
pla
sta (pData),y
dey
pla
sta (pData),y
>LDA.G ViewPortH
clc
>ADC.G ScreenY
sta (pData),y
iny
lda (pData),y
adc #0
sta (pData),y
>STZ.G FileX
>STA.G ScreenX
jmp SCRN.UpdateMainAndStatus
.8 pla
pla
clc
rts
*--------------------------------------
Ctrl.Y jsr BUF.GetNextLine
bcs .1
>INCW.G FileY
bra Ctrl.Y
.1 jsr BUF.GetLine
tya Y = line length
>STA.G FileX
>LDA.G FileY
sec
>SBC.G ViewPortHm1
tax
>LDA.G FileY+1
sbc #0
bcs .2
>LDA.G FileY
tax
lda #0
.2 >STA.G ScreenY+1
dey
txa
sta (pData),y
jmp SCRN.UpdateMainAndStatus
*--------------------------------------
Ctrl.F >LDYA L.DLG.FIND
jsr DLG.Open
jsr DLG.Run
cmp #C.CR
bne .8
.8 jsr DLG.Close
clc
rts
*--------------------------------------
Ctrl.N
clc
rts
*--------------------------------------
Ctrl.R clc
rts
*--------------------------------------
Ctrl.Q >LDA.G bUnSaved
beq .8
>STZ.G bUpdateStatus
jsr SCRN.ResetStatusBar
>PUSHW LineBufPtr
>PUSHW L.MSG.STATUSBAR.U
>PUSHBI 0
jsr SCRN.LineBufSprintf
bcs .9
jsr SCRN.LineBufOut
bcs .9
.1 jsr GetCh
bcs .9
cmp #'a
bcc .2
cmp #'z'+1
bcs .2
eor #$20
.2 cmp #'Y'
beq .8
cmp #'N'
beq .80
bra .1
.8 lda #$ff
>STA.G bExit
.80 jsr SCRN.UpdateStatusBar
jmp SCRN.GotoCurXCurY
.9 rts
*--------------------------------------
Ctrl.S >LDYA L.DLG.SAVE
jsr DLG.Open
jsr DLG.Run
pha
jsr DLG.Close
pla
cmp #C.CR
bne .8
jsr FILE.Save
bcc .1
pha
jsr SCRN.ResetStatusBar
>PUSHW L.MSG.STATUSBAR.E
pla
>PUSHA ERROR CODE
>PUSHBI 1
bra .2
.1 jsr SCRN.ResetStatusBar
>PUSHW LineBufPtr
>PUSHW L.MSG.STATUSBAR.S
>LDA.G hFileName
>SYSCALL GetMemPtr
>PUSHYA
>PUSHBI 2
.2 jsr SCRN.LineBufSprintf
jsr SCRN.LineBufOut
bcs .9
.8 jsr SCRN.UpdateTopBar
jmp SCRN.GotoCurXCurY
.9 rts
*--------------------------------------
Ctrl.FS jsr BUF.GetLine
bcs .8
tya Y = line length
>CMP.G FileX
beq .1 already at end of line
lda (pData),y
inc
sta (pData),y
bra .3
.1 jsr BUF.GetNextLine
bcs .8
>INCW.G FileY
>STZ.G FileX
.3 jmp SCRN.UpdateViewPort
.8 clc
.9 rts
*--------------------------------------
Ctrl.V jsr BUF.InsertClipboard
bcs .9
jsr SCRN.UnSaved
jmp SCRN.UpdateMainAndStatus
.9 rts
*--------------------------------------
Ctrl.W jsr BUF.ComputeCOffset Y=line len
phy
lda BUF.LOffset
ldy #SelStart
sta (pData),y
lda BUF.LOffset+1
iny
sta (pData),y
ply Get back line len
clc
lda (BufPtr),y
beq .1 last line \0 ending
sec delete CR
.1 tya
adc BUF.LOffset
ldy #SelEnd
sta (pData),y
lda BUF.LOffset+1
adc #0
iny
sta (pData),y
bra Ctrl.D
.8
Ctrl.W.RTS rts
*--------------------------------------
Ctrl.X jsr BUF.SelToClipboard
bcs Ctrl.W.RTS
Ctrl.D jsr BUF.DelSel
bcs Ctrl.D.8
jsr BUF.ResetSel
jsr SCRN.CursorAdjust
jsr SCRN.UnSaved will update TopBar
jmp SCRN.UpdateMainAndStatus
Ctrl.D.8 clc
rts
*--------------------------------------
Ctrl.Z jsr BUF.ComputeCOffset
lda BUF.COffset
eor FileLen
bne .1
lda BUF.COffset+1
eor FileLen+1
beq Ctrl.D.8
.1 jsr BUF.DelCharAtCursor
bcs Ctrl.W.RTS
cmp #C.CR did we DEL a CR ?
bne .8
>LDA.G CurY
>CMP.G ViewPortHm1
beq .8 Bottom line, all done
dec
>CMP.G ViewPortHm1
beq .8 No scroll needed
>PUSHW L.SEQ.SCROLLCURUP
>LDA.G CurY
inc
inc
>PUSHA
>LDA.G ScreenH
dec
>PUSHA
>PUSHBI 2
>SYSCALL PrintF
bcs .9
jsr SCRN.ResetScrollRgn
bcs .9
jsr SCRN.UpdateCurrentLine
bcs .9
jsr SCRN.UpdateLast
bcs .9
.8 jsr SCRN.UpdateCurrentLine
bcs .9
.80 jsr SCRN.UnSaved
jsr SCRN.GotoCurXCurY
jmp SCRN.UpdateStatusBar
.9 rts
*--------------------------------------
MAN
SAVE usr/src/bin/edit.s.ctrl
LOAD usr/src/bin/edit.s
ASM
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