Several cosmetic fixes for off-by-one in padding and display issues when resetting lists

This commit is contained in:
Nathan Byrd 2023-02-20 13:08:11 -06:00
parent 560d608cd2
commit e963f18ba4
4 changed files with 88 additions and 33 deletions

View File

@ -495,8 +495,8 @@
VM1: {
height: 15
width: 30
itemFormat: "|00|03{subject}|00 {statusIndicator}"
focusItemFormat: "|00|19|15{subject}|00 {statusIndicator}"
itemFormat: "|00{statusIndicator} |00|03{subject}"
focusItemFormat: "|00{statusIndicator} |00|19|15{subject}"
}
MT2: {
height: 15

View File

@ -59,7 +59,7 @@ function FullMenuView(options) {
}
for (let i = 0; i < this.dimens.height; i++) {
const text = `${strUtil.pad(this.fillChar, width, this.fillChar, 'left')}`;
const text = strUtil.pad('', width, this.fillChar);
this.client.term.write(
`${ansi.goto(
this.position.row + i,
@ -77,6 +77,7 @@ function FullMenuView(options) {
this.autoAdjustHeightIfEnabled();
this.pages = []; // reset
this.currentPage = 0; // reset currentPage when pages reset
// Calculate number of items visible per column
this.itemsPerRow = Math.floor(this.dimens.height / (this.itemSpacing + 1));
@ -240,14 +241,25 @@ function FullMenuView(options) {
sgr = index === this.focusedItemIndex ? this.getFocusSGR() : this.getSGR();
}
let renderLength = strUtil.renderStringLength(text);
if (this.hasTextOverflow() && item.col + renderLength > this.dimens.width) {
const renderLength = strUtil.renderStringLength(text);
let relativeColumn = item.col - this.position.col;
if (relativeColumn < 0) {
relativeColumn = 0;
this.client.log.warn(
{ itemCol: item.col, positionColumn: this.position.col },
'Invalid item column detected in full menu'
);
}
if (relativeColumn + renderLength > this.dimens.width) {
const overflow = this.hasTextOverflow() ? this.textOverflow : '';
text =
strUtil.renderSubstr(
text,
0,
this.dimens.width - (item.col + this.textOverflow.length)
) + this.textOverflow;
this.dimens.width - (relativeColumn + overflow.length)
) + overflow;
}
let padLength = Math.min(item.fixedLength + 1, this.dimens.width);
@ -270,7 +282,21 @@ FullMenuView.prototype.redraw = function () {
this.cachePositions();
// In case we get in a bad state, try to recover
if (this.currentPage < 0) {
this.currentPage = 0;
}
if (this.items.length) {
if (
this.currentPage > this.pages.length ||
!_.isObject(this.pages[this.currentPage])
) {
this.client.log.warn(
{ currentPage: this.currentPage, pagesLength: this.pages.length },
'Invalid state! in full menu redraw'
);
} else {
for (
let i = this.pages[this.currentPage].start;
i <= this.pages[this.currentPage].end;
@ -280,6 +306,7 @@ FullMenuView.prototype.redraw = function () {
this.drawItem(i);
}
}
}
};
FullMenuView.prototype.setHeight = function (height) {
@ -358,6 +385,10 @@ FullMenuView.prototype.setItems = function (items) {
this.oldDimens = Object.assign({}, this.dimens);
}
// Reset the page on new items
this.currentPage = 0;
this.focusedItemIndex = 0;
FullMenuView.super_.prototype.setItems.call(this, items);
this.positionCacheExpired = true;
@ -377,6 +408,15 @@ FullMenuView.prototype.focusNext = function () {
this.clearPage();
this.focusedItemIndex = 0;
this.currentPage = 0;
} else {
if (
this.currentPage > this.pages.length ||
!_.isObject(this.pages[this.currentPage])
) {
this.client.log.warn(
{ currentPage: this.currentPage, pagesLength: this.pages.length },
'Invalid state in focusNext for full menu view'
);
} else {
this.focusedItemIndex++;
if (this.focusedItemIndex > this.pages[this.currentPage].end) {
@ -384,6 +424,7 @@ FullMenuView.prototype.focusNext = function () {
this.currentPage++;
}
}
}
this.redraw();
@ -397,11 +438,21 @@ FullMenuView.prototype.focusPrevious = function () {
this.currentPage = this.pages.length - 1;
} else {
this.focusedItemIndex--;
if (
this.currentPage > this.pages.length ||
!_.isObject(this.pages[this.currentPage])
) {
this.client.log.warn(
{ currentPage: this.currentPage, pagesLength: this.pages.length },
'Bad focus state, ignoring call to focusPrevious.'
);
} else {
if (this.focusedItemIndex < this.pages[this.currentPage].start) {
this.clearPage();
this.currentPage--;
}
}
}
this.redraw();

View File

@ -145,29 +145,29 @@ function pad(s, len, padChar, justify, stringSGR, padSGR, useRenderLen) {
useRenderLen = _.isUndefined(useRenderLen) ? true : useRenderLen;
const renderLen = useRenderLen ? renderStringLength(s) : s.length;
const padlen = len >= renderLen ? len - renderLen : 0;
const padLen = len > renderLen ? len - renderLen : 0;
switch (justify) {
case 'L':
case 'left':
s = `${stringSGR}${s}${padSGR}${Array(padlen).join(padChar)}`;
s = `${stringSGR}${s}${padSGR}${padChar.repeat(padLen)}`;
break;
case 'C':
case 'center':
case 'both':
{
const right = Math.ceil(padlen / 2);
const left = padlen - right;
const right = Math.ceil(padLen / 2);
const left = padLen - right;
s = `${padSGR}${Array(left + 1).join(
padChar
)}${stringSGR}${s}${padSGR}${Array(right + 1).join(padChar)}`;
)}${stringSGR}${s}${padSGR}${padChar.repeat(right)}`;
}
break;
case 'R':
case 'right':
s = `${padSGR}${Array(padlen).join(padChar)}${stringSGR}${s}`;
s = `${padSGR}${padChar.repeat(padLen)}${stringSGR}${s}`;
break;
default:

View File

@ -98,6 +98,11 @@ function VerticalMenuView(options) {
sgr = index === self.focusedItemIndex ? self.getFocusSGR() : self.getSGR();
}
const renderLength = strUtil.renderStringLength(text);
if (renderLength > this.dimens.width) {
text = strUtil.renderSubstr(text, 0, this.dimens.width);
}
text = `${sgr}${strUtil.pad(
`${text}${this.styleSGR1}`,
this.dimens.width,
@ -137,18 +142,16 @@ VerticalMenuView.prototype.redraw = function () {
// erase old items
// :TODO: optimize this: only needed if a item is removed or new max width < old.
if (this.oldDimens) {
const blank = new Array(Math.max(this.oldDimens.width, this.dimens.width)).join(
' '
);
let seq = ansi.goto(this.position.row, this.position.col) + this.getSGR() + blank;
let row = this.position.row + 1;
const blank = ' '.repeat(Math.max(this.oldDimens.width, this.dimens.width));
let row = this.position.row;
const endRow = row + this.oldDimens.height - 2;
while (row <= endRow) {
seq += ansi.goto(row, this.position.col) + blank;
this.client.term.write(
ansi.goto(row, this.position.col) + this.getSGR() + blank
);
row += 1;
}
this.client.term.write(seq);
delete this.oldDimens;
}
@ -241,6 +244,7 @@ VerticalMenuView.prototype.setItems = function (items) {
if (this.items && this.items.length) {
this.oldDimens = Object.assign({}, this.dimens);
}
this.focusedItemIndex = 0;
VerticalMenuView.super_.prototype.setItems.call(this, items);