FILELIST$ - mkilgore/QB64pe GitHub Wiki
FILELIST$ Function Automatic Setup Version
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Updated for VISTA Screen format 8/20/2010
Added optional root path in _TITLE bar of windowed mode only 11/16/2010
NOTE: IF $STATIC Metacommand is required, change function Arrays to STATIC and ERASE them at start and every loop!
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This version of the FILELIST$ string Function can be set up as a separate Window or be positioned anywhere on program screens larger than 640 X 480. Two position parameters are added to place the top left corner position on a QB64 custom _NEWIMAGE screen. It can be used with ANY screen mode either as a separate window or combined with your program screen! Simply set the parameters to zero if you want to use it as a Window. It will completely restore your program after a file list is displayed. Like the original version, this setup can also be INCLUDEd as a library and supports all of the original file specifications listed on the FILELIST$ (function) page.
Function Window Screenshot
PAINT (799, 599), _RGB(180, 180, 180) LINE (7, 15)-(648, 496), _RGB(0, 0, 80), BF LOCATE 33, 10: PRINT "Do you want file display in a new window? (Y/N)" DO: SLEEP: yesno$ = UCASE$(INKEY$): LOOP UNTIL yesno$ <> "" IF...THEN yesno$ = "Y" THEN x% = 0: y% = 0 ELSE x% = 8: y% = 16 'set parameters LOCATE 33, 10: INPUT "Enter a File Type extension(*.BMP, *.TXT, etc): ", spec$ spec$ = UCASE$(spec$) IF...THEN LEN(spec$) = 0 THEN spec$ = "*.BMP" 'IF...THEN INSTR(spec$, "*.") = 0 THEN spec$ = "*." + spec$ '<<<<<<< If x% and y% parameters are 0, the display is in separate window.>>>>>> filename$ = FILELIST$(spec$, x%, y%) '<<<<<<<< added display position parameters LOCATE 35, 10: PRINT filename$, LFN$ SLEEP '------------------------------------- END DEMO CODE ------------------------------- |
'' '' [[FUNCTION|FUNCTION]] FILELIST$ (Spec$, xpos%, ypos%) [[SHARED|SHARED]] Path$, LFN$ 'values also accessable by program [[REDIM|REDIM]] LGFN$(25), SHFN$(25), Last$(25), DIR$(25), Paths$(25) '<<<< [[$DYNAMIC|$DYNAMIC]] only [[IF...THEN|IF]] [[LEN|LEN]]([[ENVIRON$|ENVIRON$]]("OS")) = 0 [[THEN|THEN]] [[EXIT FUNCTION|EXIT FUNCTION]] 'DIR X cannot be used on Win 9X f% = [[FREEFILE|FREEFILE]] [[IF...THEN|IF]] xpos% + ypos% = 0 [[THEN|THEN]] '****************** Root path TITLE in separate window only [[SHELL|SHELL]] [[_HIDE|_HIDE]] "CD > D0S-DATA.INF" [[OPEN|OPEN]] "D0S-DATA.INF" [[FOR (file statement)|FOR]] [[INPUT (file mode)|INPUT]] [[AS|AS]] #f% [[LINE INPUT (file statement)|LINE INPUT]] #f%, current$ [[CLOSE|CLOSE]] #f% [[END IF|END IF]] ' ******************************************** [[END|END]] TITLE(see [[_TITLE|_TITLE]] below) Spec$ = [[UCASE$|UCASE$]]([[LTRIM$|LTRIM$]]([[RTRIM$|RTRIM$]](Spec$))) [[IF...THEN|IF]] [[INSTR|INSTR]](Spec$, "/A:D") [[OR (boolean)|OR]] [[INSTR|INSTR]](Spec$, "/O:G") [[THEN|THEN]] DL$ = "DIR": BS$ = "\" 'directory searches only [[ELSE|ELSE]]: DL$ = [[SPACE$|SPACE$]](3): BS$ = "" [[END IF|END IF]] mode& = [[_COPYIMAGE|_COPYIMAGE]](0) 'save previous screen value to restore if files displayed. ' Get Specific file information if available [[SHELL|SHELL]] [[_HIDE|_HIDE]] "cmd /c dir " + Spec$ + " /X > D0S-DATA.INF" 'get data Head$ = " Short Name Long Name Last Modified " tmp$ = " \ \ \ \ \ \ \ \" [[OPEN|OPEN]] "D0S-DATA.INF" [[FOR (file statement)|FOR]] [[INPUT (file mode)|INPUT]] [[AS|AS]] #f% 'read the data file [[DO...LOOP|DO]] [[UNTIL|UNTIL]] [[EOF|EOF]](f%) [[LINE INPUT (file statement)|LINE INPUT]] #f%, line$ [[IF...THEN|IF]] [[INSTR|INSTR]](line$, ":\") [[THEN|THEN]] Path$ = [[MID$|MID$]](line$, [[INSTR|INSTR]](line$, ":\") - 1) [[IF...THEN|IF]] [[RIGHT$|RIGHT$]](Path$, 1) <> "\" [[THEN|THEN]] Path$ = Path$ + "\" setcode% = 0: filecode% = 0 [[END IF|END IF]] [[IF...THEN|IF]] [[LEN|LEN]](line$) > 25 [[AND (boolean)|AND]] [[MID$|MID$]](line$, 1, 1) <> " " [[THEN|THEN]] 'don't read other info [[IF...THEN|IF]] format% = 0 [[THEN|THEN]] [[IF...THEN|IF]] [[MID$|MID$]](line$, 20, 1) = "M" [[OR (boolean)|OR]] [[INSTR|INSTR]](line$, "<") = 25 [[THEN|THEN]] Sst% = 40: Lst% = 53: Dst% = 26: format% = 1 ' XP [[ELSE|ELSE]]: Sst% = 37: Lst% = 50: Dst% = 23: format% = 2 'VISTA [[END IF|END IF]] [[END IF|END IF]] [[IF...THEN|IF]] [[LEN|LEN]](line$) >= Lst% [[THEN|THEN]] filecode% = [[ASC|ASC]]([[UCASE$|UCASE$]]([[MID$|MID$]](line$, Lst%, 1))) [[ELSE|ELSE]] filecode% = 0 D1R$ = [[MID$|MID$]](line$, Dst%, 3) 'returns directories only with Spec$ = "/A:D" or "/O:G" [[IF...THEN|IF]] D1R$ <> "DIR" [[THEN|THEN]] D1R$ = [[SPACE$|SPACE$]](3) 'change if anything else [[IF...THEN|IF]] D1R$ = DL$ [[AND (boolean)|AND]] filecode% >= setcode% [[THEN|THEN]] cnt% = cnt% + 1 DIR$(cnt%) = D1R$: Paths$(cnt%) = Path$ Last$(cnt%) = [[MID$|MID$]](line$, 1, 20) [[IF...THEN|IF]] [[MID$|MID$]](line$, Sst%, 1) <> [[SPACE$|SPACE$]](1) [[THEN|THEN]] SHFN$(cnt%) = [[MID$|MID$]](line$, Sst%, [[INSTR|INSTR]](Sst%, line$, " ") - Sst%) LGFN$(cnt%) = [[MID$|MID$]](line$, Lst%) [[ELSE|ELSE]]: SHFN$(cnt%) = [[MID$|MID$]](line$, Lst%): LGFN$(cnt%) = "" [[END IF|END IF]] [[IF...THEN|IF]] [[LEN|LEN]](Spec$) [[AND (boolean)|AND]] (Spec$ = [[UCASE$|UCASE$]](SHFN$(cnt%)) [[OR (boolean)|OR]] Spec$ = [[UCASE$|UCASE$]](LGFN$(cnt%))) [[THEN|THEN]] Spec$ = SHFN$(cnt%) + BS$: FILELIST$ = Spec$: LFN$ = LGFN$(cnt%) + BS$ noshow = -1: [[GOSUB|GOSUB]] KILLdata ' verifies file exist query (no display) [[END IF|END IF]] [[IF...THEN|IF]] page% > 0 [[THEN|THEN]] ' pages after first [[IF...THEN|IF]] cnt% = 1 [[THEN|THEN]] [[GOSUB|GOSUB]] NewScreen [[COLOR|COLOR]] 11: [[LOCATE|LOCATE]] , 3: [[PRINT USING|PRINT USING]] tmp$; DIR$(cnt%); SHFN$(cnt%); LGFN$(cnt%); Last$(cnt%) [[IF...THEN|IF]] DIR$(cnt%) = "DIR" [[AND (boolean)|AND]] [[LEFT$|LEFT$]](SHFN$(cnt%), 1) = "." [[THEN|THEN]] SHFN$(cnt%) = "": LGFN$(cnt%) = "" [[ELSE|ELSE]] 'first page = 0 [[IF...THEN|IF]] cnt% = 2 [[THEN|THEN]] 'only display to screen if 2 or more files are found FList& = [[_NEWIMAGE|_NEWIMAGE]](640, 480, 256) [[IF...THEN|IF]] xpos% + ypos% > 0 [[THEN|THEN]] ' user wants display on program screen Show& = [[_NEWIMAGE|_NEWIMAGE]](640, 480, 256) '<<<<<< ONSCREEN program displays only [[_DEST|_DEST]] FList& [[ELSE|ELSE]]: [[SCREEN (statement)|SCREEN]] FList& ' <<<<<<<<< Separate Window [[_TITLE|_TITLE]] current$ '<<<<<<<<<<<<<<<<<<<<<<<<<<< TITLE optional [[END IF|END IF]] [[GOSUB|GOSUB]] NewScreen '<<<< update function's screen with Putimage(see notes) [[COLOR|COLOR]] 11: [[LOCATE|LOCATE]] , 3: [[PRINT USING|PRINT USING]] tmp$; DIR$(1); SHFN$(1); LGFN$(1); Last$(1) [[IF...THEN|IF]] DIR$(1) = "DIR" [[AND (boolean)|AND]] [[LEFT$|LEFT$]](SHFN$(1), 1) = "." [[THEN|THEN]] SHFN$(1) = "": LGFN$(1) = "" [[END IF|END IF]] [[IF...THEN|IF]] cnt% > 1 [[THEN|THEN]] [[COLOR|COLOR]] 11: [[LOCATE|LOCATE]] , 3: [[PRINT USING|PRINT USING]] tmp$; DIR$(cnt%); SHFN$(cnt%); LGFN$(cnt%); Last$(cnt%) [[IF...THEN|IF]] DIR$(cnt%) = "DIR" [[AND (boolean)|AND]] [[LEFT$|LEFT$]](SHFN$(cnt%), 1) = "." [[THEN|THEN]] SHFN$(cnt%) = "": LGFN$(cnt%) = "" [[END IF|END IF]] [[END IF|END IF]] 'page% [[IF...THEN|IF]] cnt% [[MOD|MOD]] 25 = 0 [[THEN|THEN]] 'each page holds 25 file names [[COLOR|COLOR]] 14: [[LOCATE|LOCATE]] 28, 24: [[PRINT|PRINT]] "Select file or click here for next."; [[GOSUB|GOSUB]] pickfile page% = page% + 1: cnt% = 0 [[REDIM|REDIM]] LGFN$(25), SHFN$(25), Last$(25), DIR$(25), Paths$(25) '<<<< [[$DYNAMIC|$DYNAMIC]] only [[END IF|END IF]] 'mod 25 [[END IF|END IF]] 'DIR = DL$ [[END IF|END IF]] 'len line$ > 25 [[LOOP|LOOP]] [[CLOSE|CLOSE]] #f% last = 1: total% = cnt% + (page% * 25) [[IF...THEN|IF]] total% = 0 [[THEN|THEN]] FILELIST$ = "": Spec$ = "": LFN$ = "": noshow = -1: [[GOSUB|GOSUB]] KILLdata: 'no files(no display) [[IF...THEN|IF]] total% = 1 [[THEN|THEN]] 'one file(no display) Spec$ = SHFN$(1) + BS$: FILELIST$ = Spec$: LFN$ = LGFN$(1) + BS$: noshow = -1: [[GOSUB|GOSUB]] KILLdata [[END IF|END IF]] [[IF...THEN|IF]] DL$ = [[SPACE$|SPACE$]](3) [[THEN|THEN]] [[COLOR|COLOR]] 10: [[LOCATE|LOCATE]] 28, 65: [[PRINT|PRINT]] total%; "Files" [[ELSE|ELSE]]: [[COLOR|COLOR]] 10: [[LOCATE|LOCATE]] 28, 65: [[PRINT|PRINT]] total%; "Folders" [[END IF|END IF]] [[COLOR|COLOR]] 14: [[LOCATE|LOCATE]] 28, 24: [[PRINT|PRINT]] "Select file or click here to Exit. "; pickfile: [[_DEST|_DEST]] FList& ShowPath$ = [[RIGHT$|RIGHT$]](Path$, 78) [[COLOR|COLOR]] 15: [[LOCATE|LOCATE]] 29, 41 - ([[LEN|LEN]](ShowPath$) \ 2): [[PRINT|PRINT]] ShowPath$; [[GOSUB|GOSUB]] NewDisplay DO: Key$ = [[UCASE$|UCASE$]]([[INKEY$|INKEY$]]): [[_LIMIT|_LIMIT]] 30 [[DO...LOOP|DO]] [[WHILE|WHILE]] [[_MOUSEINPUT|_MOUSEINPUT]] Tcol% = (([[_MOUSEX|_MOUSEX]] - xpos%) \ 8) + 1 'mouse column with Putimage offset Trow% = (([[_MOUSEY|_MOUSEY]] - ypos%) \ 16) + 1 'mouse row with offset Pick = [[_MOUSEBUTTON|_MOUSEBUTTON]](1) ' get left button selection click [[LOOP|LOOP]] [[IF...THEN|IF]] Trow% > 2 [[AND (boolean)|AND]] Trow% < cnt% + 3 [[AND (boolean)|AND]] Tcol% > 0 [[AND (boolean)|AND]] Tcol% < 80 [[THEN|THEN]] 'when mouse in area R% = Trow% - 2 [[IF...THEN|IF]] P% = 0 [[OR (boolean)|OR]] P% > cnt% + 3 [[THEN|THEN]] P% = R% [[IF...THEN|IF]] P% = R% [[THEN|THEN]] [[COLOR|COLOR]] 15: [[LOCATE|LOCATE]] R% + 2, 3: [[PRINT USING|PRINT USING]] tmp$; DIR$(R%); SHFN$(R%); LGFN$(R%); Last$(R%) [[ELSE|ELSE]] [[COLOR|COLOR]] 11: [[LOCATE|LOCATE]] P% + 2, 3: [[PRINT USING|PRINT USING]] tmp$; DIR$(P%); SHFN$(P%); LGFN$(P%); Last$(P%) [[END IF|END IF]] [[GOSUB|GOSUB]] NewDisplay P% = R% [[IF...THEN|IF]] Pick [[THEN|THEN]] Spec$ = SHFN$(R%) [[IF...THEN|IF]] [[LEN|LEN]](Spec$) [[THEN|THEN]] [[COLOR|COLOR]] 13: [[LOCATE|LOCATE]] R% + 2, 3: [[PRINT USING|PRINT USING]] tmp$; DIR$(R%); SHFN$(R%); LGFN$(R%); Last$(R%) [[GOSUB|GOSUB]] NewDisplay Spec$ = Spec$ + BS$: FILELIST$ = Spec$: Path$ = Paths$(R%) [[IF...THEN|IF]] [[LEN|LEN]](LGFN$(R%)) [[THEN|THEN]] LFN$ = LGFN$(R%) + BS$ [[ELSE|ELSE]] LFN$ = "" [[_DELAY|_DELAY]] 1.5: [[CLS|CLS]]: [[SCREEN (statement)|SCREEN]] mode&: [[GOSUB|GOSUB]] KILLdata 'exit if user selection [[END IF|END IF]] [[END IF|END IF]] 'len spec [[END IF|END IF]] 'pick [[IF...THEN|IF]] [[LEN|LEN]](Key$) [[THEN|THEN]] usercode% = [[ASC|ASC]](Key$) [[ELSE|ELSE]] usercode% = 0 [[IF...THEN|IF]] usercode% > setcode% [[THEN|THEN]] setcode% = usercode% 'user can press letter to jump to [[IF...THEN|IF]] Pick [[AND (boolean)|AND]] Trow% > 27 [[THEN|THEN]] [[EXIT DO|EXIT DO]] [[LOOP|LOOP]] [[UNTIL|UNTIL]] [[LEN|LEN]](Key$) [[_DELAY|_DELAY]] .4 'adjust delay for page scroll speed DO: Key$ = [[INKEY$|INKEY$]]: [[LOOP|LOOP]] [[UNTIL|UNTIL]] Key$ = "" [[IF...THEN|IF]] last = 0 [[THEN|THEN]] [[RETURN|RETURN]] 'exit if file no more data FILELIST$ = "": Spec$ = "": LFN$ = "" [[CLS|CLS]]: [[SCREEN (statement)|SCREEN]] mode& 'resets program screen to previous condition KILLdata: [[CLOSE|CLOSE]] #f%: [[KILL|KILL]] "D0S-DATA.INF" 'kill D0S-DATA.INF file and exit [[IF...THEN|IF]] FList& < -1 [[THEN|THEN]] [[_FREEIMAGE|_FREEIMAGE]] FList& [[IF...THEN|IF]] Show& < -1 [[THEN|THEN]] [[_FREEIMAGE|_FREEIMAGE]] Show& [[IF...THEN|IF]] noshow = -1 AND mode& < -1 THEN [[_FREEIMAGE|_FREEIMAGE]] mode& [[_AUTODISPLAY|_AUTODISPLAY]] 'reset default settings [[EXIT FUNCTION|EXIT FUNCTION]] [[RETURN|RETURN]] NewScreen: 'clear screen and set display format [[LINE|LINE]] (0, 0)-(639, 499), 0, BF [[COLOR|COLOR]] 14: [[LOCATE|LOCATE]] 2, 3: [[PRINT|PRINT]] Head$ [[LINE|LINE]] (4, 4)-(636, 476), 13, B: [[LINE|LINE]] (5, 5)-(635, 475), 13, B [[GOSUB|GOSUB]] NewDisplay [[RETURN|RETURN]] NewDisplay: 'show program or window displays [[IF...THEN|IF]] xpos% + ypos% > 0 [[THEN|THEN]] [[_PUTIMAGE|_PUTIMAGE]] , FList&, Show& [[_DEST|_DEST]] 0: [[_PUTIMAGE|_PUTIMAGE]] (xpos%, ypos%), Show&: [[_DISPLAY|_DISPLAY]] [[_DEST|_DEST]] FList& [[ELSE|ELSE]]: [[_DISPLAY|_DISPLAY]] [[END IF|END IF]] [[RETURN|RETURN]] [[END FUNCTION|END FUNCTION]] '' '' |
See also:
Return to original FILELIST$ function
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