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Added Ctrl+A and Ctrl+E to go to beginning and end of line.

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(Also, '^' and '$')
Closes #508.
This commit is contained in:
Hisham
2016-06-15 12:45:23 -03:00
parent 1a13b4d0f4
commit 0128d222b9
5 changed files with 30 additions and 31 deletions
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26
Panel.c
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@ -61,6 +61,7 @@ struct Panel_ {
Vector* items;
int selected;
int oldSelected;
int selectedLen;
void* eventHandlerState;
int scrollV;
short scrollH;
@ -82,10 +83,7 @@ struct Panel_ {
#define MAX(a,b) ((a)>(b)?(a):(b))
#endif
#define KEY_CTRLN 0016 /* control-n key */
#define KEY_CTRLP 0020 /* control-p key */
#define KEY_CTRLF 0006 /* control-f key */
#define KEY_CTRLB 0002 /* control-b key */
#define KEY_CTRL(l) ((l)-'A'+1)
PanelClass Panel_class = {
.super = {
@ -327,6 +325,7 @@ void Panel_draw(Panel* this, bool focus) {
if (selected) {
attrset(selectionColor);
RichString_setAttr(&item, selectionColor);
this->selectedLen = itemLen;
}
mvhline(y + line, x, ' ', this->w);
if (amt > 0)
@ -352,6 +351,7 @@ void Panel_draw(Panel* this, bool focus) {
RichString_begin(new);
Object_display(newObj, &new);
int newLen = RichString_sizeVal(new);
this->selectedLen = newLen;
mvhline(y+ this->oldSelected - first, x+0, ' ', this->w);
if (scrollH < oldLen)
RichString_printoffnVal(old, y+this->oldSelected - first, x,
@ -376,11 +376,11 @@ bool Panel_onKey(Panel* this, int key) {
int size = Vector_size(this->items);
switch (key) {
case KEY_DOWN:
case KEY_CTRLN:
case KEY_CTRL('N'):
this->selected++;
break;
case KEY_UP:
case KEY_CTRLP:
case KEY_CTRL('P'):
this->selected--;
break;
#ifdef KEY_C_DOWN
@ -394,14 +394,14 @@ bool Panel_onKey(Panel* this, int key) {
break;
#endif
case KEY_LEFT:
case KEY_CTRLB:
case KEY_CTRL('B'):
if (this->scrollH > 0) {
this->scrollH -= CRT_scrollHAmount;
this->scrollH -= MAX(CRT_scrollHAmount, 0);
this->needsRedraw = true;
}
break;
case KEY_RIGHT:
case KEY_CTRLF:
case KEY_CTRL('F'):
this->scrollH += CRT_scrollHAmount;
this->needsRedraw = true;
break;
@ -436,6 +436,14 @@ bool Panel_onKey(Panel* this, int key) {
case KEY_END:
this->selected = size - 1;
break;
case KEY_CTRL('A'):
case '^':
this->scrollH = 0;
break;
case KEY_CTRL('E'):
case '$':
this->scrollH = MAX(this->selectedLen - this->w, 0);
break;
default:
return false;
}