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vastly improved zfm scrolling performance

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This commit is contained in:
minjaesong
2025-05-06 18:59:01 +09:00
parent b0005e2fee
commit dd6f1b5e7a
2 changed files with 12 additions and 6 deletions
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16
assets/disk0/tvdos/bin/zfm.js
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@@ -108,6 +108,7 @@ function refreshFilePanelCache(side) {
let filesCount = dirFileList[side].length
for (let i = 0; i < filesCount; i++) {
let isDirectory = (i < ds.length)
let file = dirFileList[side][i]
let sizestr;
if (!showDrives) {
@@ -136,6 +137,7 @@ function refreshFilePanelCache(side) {
filePanelCache[side].push({
file: file,
isDirectory: isDirectory,
sizestr: sizestr,
filename: filename,
fileext: fileext
@@ -190,6 +192,7 @@ let filesPanelDraw = (wo) => {
let listObj = filePanelCache[windowMode][i+s]
if (listObj) {
let file = listObj.file
let isDirectory = listObj.isDirectory
let sizestr = listObj.sizestr
let filename = listObj.filename//(showDrives && file) ? file.fullPath : (file) ? file.name : ''
let fileext = listObj.fileext
@@ -202,7 +205,7 @@ let filesPanelDraw = (wo) => {
// print filename
con.color_pair(foreCol, backCol)
con.move(wo.y + 2+i, wo.x + 1)
print(((file && file.isDirectory && !showDrives) ? '\\' : ' ') + filename)
print(((file && isDirectory && !showDrives) ? '\\' : ' ') + filename)
print(' '.repeat(FILELIST_WIDTH - 2 - filename.length))
// print |
@@ -212,7 +215,7 @@ let filesPanelDraw = (wo) => {
// print filesize
con.color_pair(foreCol, backCol)
con.move(wo.y + 2+i, wo.x + FILELIST_WIDTH + 1)
if (file && file.isDirectory && !showDrives) {
if (file && isDirectory && !showDrives) {
print(' '.repeat(FILESIZE_WIDTH - sizestr.length))
print(sizestr); con.prnch(0x7F)
}
@@ -395,7 +398,8 @@ let filenavOninput = (window, event) => {
drawFilePanel()
}
else if (keyJustHit && keycode == 66) { // enter
let selectedFile = dirFileList[windowMode][cursor[windowMode]]
let selectedFileCache = filePanelCache[windowMode][cursor[windowMode]]
let selectedFile = selectedFileCache.file
// serial.println(`selectedFile = ${selectedFile.fullPath}`)
@@ -405,15 +409,15 @@ let filenavOninput = (window, event) => {
refreshFilePanelCache(windowMode)
drawFilePanel()
}
else if (selectedFile.isDirectory) {
else if (selectedFileCache.isDirectory) {
// serial.println(`selectedFile.name = ${selectedFile.name}`)
path[windowMode].push(selectedFile.name)
path[windowMode].push(selectedFileCache.filename)
cursor[windowMode] = 0; scroll[windowMode] = 0
refreshFilePanelCache(windowMode)
drawFilePanel()
}
else {
let fileext = selectedFile.name.substring(selectedFile.name.lastIndexOf(".") + 1).toLowerCase()
let fileext = selectedFileCache.filename.substring(selectedFileCache.filename.lastIndexOf(".") + 1).toLowerCase()
let execfun = EXEC_FUNS[fileext] || ((f) => _G.shell.execute(f))
let errorlevel = 0