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EDIT: cursor_up() now refreshes selection without screen redraw

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This commit is contained in:
Bobbi Webber-Manners 2020-08-04 22:27:54 -04:00
parent 3a28375bcb
commit 62874dc477
1 changed files with 29 additions and 19 deletions
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48
apps/edit.c
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@ -7,7 +7,6 @@
// TODO: Maybe rework load_file() again to avoid memmove()
// TODO: Adjust beep() sound
// TODO: Redrawing selection on cursor_up()
// TODO: Make use of aux mem
#include <conio.h>
@ -214,7 +213,6 @@ void set_modified(uint8_t mod) {
* is_file - if 1, restrict chars to those allowed in ProDOS filename
* Returns number of chars read, or 255 if ESC pressed
*/
#pragma code-name (push, "LC")
uint8_t prompt_for_name(char *prompt, uint8_t is_file) {
uint16_t i;
char c;
@ -265,7 +263,6 @@ esc_pressed:
cursor(1);
return i;
}
#pragma code-name (pop)
/*
* Prompt ok?
@ -372,6 +369,8 @@ void jump_pos(uint16_t pos) {
gapbegin -= l;
gapend -= l;
}
if (mode > SEL_MOVE2)
endsel = gapbegin;
return;
}
@ -801,8 +800,8 @@ void cursor_left(void) {
endsel = gapbegin;
revers(gapbegin < startsel ? 1 : 0);
cputc(gapbuf[gapbegin]);
revers(0);
}
revers(0);
gotoxy(curscol, cursrow);
}
#pragma code-name (pop)
@ -832,8 +831,8 @@ done:
endsel = gapbegin;
revers(gapbegin > startsel ? 1 : 0);
cputc(gapbuf[gapbegin - 1]);
revers(0);
}
revers(0);
gotoxy(curscol, cursrow);
}
#pragma code-name (pop)
@ -853,18 +852,30 @@ uint8_t cursor_up(void) {
return 1;
}
}
for (i = 0; i < curscol; ++i)
for (i = curscol; i > 0; --i) {
gapbuf[gapend--] = gapbuf[--gapbegin];
if (mode > SEL_MOVE2) {
gotoxy(i - 1, cursrow);
revers(gapbegin < startsel ? 1 : 0);
cputc(gapbuf[gapbegin]);
}
}
--cursrow;
// Short line ...
if (curscol > rowlen[cursrow] - 1)
curscol = rowlen[cursrow] - 1;
for (i = 0; i < rowlen[cursrow] - curscol; ++i)
if (gapbegin > 0)
gapbuf[gapend--] = gapbuf[--gapbegin];
for (i = rowlen[cursrow]; i > curscol; --i) {
gapbuf[gapend--] = gapbuf[--gapbegin];
if (mode > SEL_MOVE2) {
gotoxy(i - 1, cursrow);
revers(gapbegin < startsel ? 1 : 0);
cputc(gapbuf[gapbegin]);
}
}
if (mode > SEL_MOVE2) {
endsel = gapbegin;
}
revers(0);
gotoxy(curscol, cursrow);
return 0;
}
@ -886,9 +897,10 @@ uint8_t cursor_down(void) {
for (i = 0; i < rowlen[cursrow] - curscol; ++i) {
if (gapend < BUFSZ - 1) {
gapbuf[gapbegin++] = gapbuf[++gapend];
revers(gapbegin > startsel ? 1 : 0);
cputc(gapbuf[gapbegin - 1]);
revers(0);
if (mode > SEL_MOVE2) {
revers(gapbegin > startsel ? 1 : 0);
cputc(gapbuf[gapbegin - 1]);
}
}
else {
beep();
@ -903,14 +915,16 @@ uint8_t cursor_down(void) {
for (i = 0; i < curscol; ++i) {
if (gapend < BUFSZ - 1) {
gapbuf[gapbegin++] = gapbuf[++gapend];
revers(gapbegin > startsel ? 1 : 0);
cputc(gapbuf[gapbegin - 1]);
revers(0);
if (mode > SEL_MOVE2) {
revers(gapbegin > startsel ? 1 : 0);
cputc(gapbuf[gapbegin - 1]);
}
}
}
if (mode > SEL_MOVE2) {
endsel = gapbegin;
}
revers(0);
gotoxy(curscol, cursrow);
return 0;
}
@ -1186,8 +1200,6 @@ int edit(char *fname) {
break;
case 0x8b: // OA-Up "Page Up"
page_up();
if (mode > SEL_MOVE2)
draw_screen();
break;
case 0x8a: // OA-Down "Page Down"
page_down();
@ -1395,8 +1407,6 @@ int edit(char *fname) {
break;
case 0x0b: // Up
cursor_up();
if (mode > SEL_MOVE2)
draw_screen();
break;
case 0x0a: // Down
cursor_down();