[2] | 1 | ;------------------------------------------------------------ |
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| 2 | ;------------------------------------------------------------ |
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| 3 | ;------------------------------------------------------------ |
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| 4 | ;+ |
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[128] | 5 | ; @file_comments |
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| 6 | ; check if a directory exists and make sure that it ends |
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| 7 | ; with the directory separator mark. |
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[2] | 8 | ; |
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[93] | 9 | ; @categories io |
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[2] | 10 | ; |
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[128] | 11 | ; @param directoryin {in}{optional} a proposed directory. If neither dirname |
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[11] | 12 | ; input parameter of IODIRECTORY keyword are defined, |
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| 13 | ; the ask the user to choose a directory. |
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[2] | 14 | ; |
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[93] | 15 | ; @keyword IODIRECTORY a proposed directory |
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[2] | 16 | ; |
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[93] | 17 | ; @keyword TITLE the title of the window |
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[2] | 18 | ; |
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[118] | 19 | ; @keyword _EXTRA used to pass your keywords |
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| 20 | ; |
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[97] | 21 | ; @file_comments all dialog_pickfile keywords (like filter) can be used. |
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[2] | 22 | ; |
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[93] | 23 | ; @returns the directory name |
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[2] | 24 | ; |
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[128] | 25 | ; @examples |
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[11] | 26 | ; |
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[128] | 27 | ; IDL> print, !dir |
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[11] | 28 | ; /usr/local/rsi/idl_6.0 |
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[128] | 29 | ; IDL> print, isadirectory(!dir) |
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[11] | 30 | ; /usr/local/rsi/idl_6.0/ |
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[128] | 31 | ; IDL> print, isadirectory(!dir+'notgood') |
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[11] | 32 | ; |
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[93] | 33 | ; @history Sebastien Masson (smasson\@lodyc.jussieu.fr) |
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[2] | 34 | ; June 28, 2000 |
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[11] | 35 | ; June 2005: Sebastien Masson: cleaning, use for file_* functions |
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[118] | 36 | ; |
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| 37 | ; @version $Id$ |
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[2] | 38 | ;- |
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| 39 | ;------------------------------------------------------------ |
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| 40 | ;------------------------------------------------------------ |
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| 41 | ;------------------------------------------------------------ |
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[11] | 42 | FUNCTION isadirectory, directoryin, TITLE = title, IODIRECTORY = iodirectory, _extra = ex |
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[2] | 43 | ; |
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[114] | 44 | ; |
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| 45 | compile_opt idl2, strictarrsubs |
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| 46 | ; |
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[11] | 47 | CASE 1 OF |
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| 48 | (size(directoryin, /type))[0] EQ 7:directory = directoryin |
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| 49 | keyword_set(iodirectory):directory = iodirectory |
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| 50 | ELSE:directory = 'directory that is not existing' |
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| 51 | ENDCASE |
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| 52 | testfile = file_test(directory, /directory) |
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| 53 | ; if directory doesn't exist, we ask the user to provide a directory name |
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| 54 | IF total(testfile) NE n_elements(directory) THEN BEGIN |
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| 55 | IF NOT keyword_set(title) THEN title = 'choose a directory' |
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| 56 | FOR i = 0, n_elements(directory)-1 DO BEGIN |
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| 57 | IF testfile[i] EQ 0 THEN BEGIN |
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| 58 | directory[i] = dialog_pickfile(/directory, title = title $ |
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| 59 | , /must_exist, _extra = ex) |
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| 60 | if directory[i] EQ '' THEN RETURN, report('check/find directory canceled') |
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| 61 | ENDIF |
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| 62 | ENDFOR |
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| 63 | ENDIF |
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| 64 | ; |
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| 65 | directory = file_search(directory, /mark_directory) |
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| 66 | IF n_elements(directory) EQ 1 THEN RETURN, directory[0] $ |
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| 67 | ELSE RETURN, directory |
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| 68 | ; |
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| 69 | END |
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