X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=inline;f=src%2Fui%2Fgui%2Fpsppire-case-file.c;h=e43ab107b1bf7690dbcba75ecb2a2d98e8cae3a3;hb=8935214a9803aeddf7048a40a491721cfca8a86f;hp=374105bd18bd252275d7222b79d284f774c4ecf2;hpb=e294a372f351d7105c21a2db58022af8b119aa64;p=pspp-builds.git diff --git a/src/ui/gui/psppire-case-file.c b/src/ui/gui/psppire-case-file.c index 374105bd..e43ab107 100644 --- a/src/ui/gui/psppire-case-file.c +++ b/src/ui/gui/psppire-case-file.c @@ -1,7 +1,6 @@ /* PSPPIRE --- A Graphical User Interface for PSPP Copyright (C) 2006 Free Software Foundation - Written by John Darrington This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -18,7 +17,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - +#include #include #include @@ -28,8 +27,11 @@ #include #include +#include #include #include +#include +#include /* --- prototypes --- */ static void psppire_case_file_class_init (PsppireCaseFileClass *class); @@ -130,8 +132,8 @@ psppire_case_file_finalize (GObject *object) { PsppireCaseFile *cf = PSPPIRE_CASE_FILE (object); - if ( cf->casefile) - casefile_destroy(cf->casefile); + if ( cf->flexifile) + casefile_destroy(cf->flexifile); G_OBJECT_CLASS (parent_class)->finalize (object); } @@ -139,7 +141,7 @@ psppire_case_file_finalize (GObject *object) static void psppire_case_file_init (PsppireCaseFile *cf) { - cf->casefile = 0; + cf->flexifile = 0; } /** @@ -149,16 +151,52 @@ psppire_case_file_init (PsppireCaseFile *cf) * Creates a new #PsppireCaseFile. */ PsppireCaseFile* -psppire_case_file_new (gint var_cnt) +psppire_case_file_new (gint val_cnt) { PsppireCaseFile *cf = g_object_new (G_TYPE_PSPPIRE_CASE_FILE, NULL); - cf->casefile = casefile_create(var_cnt); + cf->flexifile = flexifile_create (val_cnt); return cf; } +gboolean +psppire_case_file_delete_cases(PsppireCaseFile *cf, gint n_cases, gint first) +{ + int result; + + g_return_val_if_fail(cf, FALSE); + g_return_val_if_fail(cf->flexifile, FALSE); + + result = flexifile_delete_cases(FLEXIFILE(cf->flexifile), n_cases, first); + + g_signal_emit(cf, signal[CASES_DELETED], 0, n_cases, first); + + return result; +} + +/* Insert case CC into the case file before POSN */ +gboolean +psppire_case_file_insert_case(PsppireCaseFile *cf, + struct ccase *cc, + gint posn) +{ + bool result ; + + g_return_val_if_fail(cf, FALSE); + g_return_val_if_fail(cf->flexifile, FALSE); + + result = flexifile_insert_case(FLEXIFILE(cf->flexifile), cc, posn); + + if ( result ) + g_signal_emit(cf, signal[CASE_INSERTED], 0, posn); + else + g_warning("Cannot insert case at position %d\n", posn); + + return result; +} + /* Append a case to the case file */ gboolean @@ -169,11 +207,11 @@ psppire_case_file_append_case(PsppireCaseFile *cf, gint posn ; g_return_val_if_fail(cf, FALSE); - g_return_val_if_fail(cf->casefile, FALSE); + g_return_val_if_fail(cf->flexifile, FALSE); - posn = casefile_get_case_cnt(cf->casefile); + posn = casefile_get_case_cnt(cf->flexifile); - result = casefile_append(cf->casefile, c); + result = casefile_append(cf->flexifile, c); g_signal_emit(cf, signal[CASE_INSERTED], 0, posn); @@ -186,10 +224,10 @@ psppire_case_file_get_case_count(const PsppireCaseFile *cf) { g_return_val_if_fail(cf, FALSE); - if ( ! cf->casefile) + if ( ! cf->flexifile) return 0; - return casefile_get_case_cnt(cf->casefile); + return casefile_get_case_cnt(cf->flexifile); } /* Return the IDXth value from case CASENUM. @@ -200,14 +238,16 @@ psppire_case_file_get_value(const PsppireCaseFile *cf, gint casenum, gint idx) { const union value *v; struct ccase c; - struct casereader *reader = casefile_get_random_reader (cf->casefile); - casereader_seek(reader, casenum); + g_return_val_if_fail(cf, NULL); + g_return_val_if_fail(cf->flexifile, NULL); + + g_return_val_if_fail(idx < casefile_get_value_cnt(cf->flexifile), NULL); - casereader_read(reader, &c); + flexifile_get_case(FLEXIFILE(cf->flexifile), casenum, &c); + + v = case_data_idx(&c, idx); - v = case_data(&c, idx); - casereader_destroy(reader); case_destroy(&c); return v; @@ -216,33 +256,122 @@ psppire_case_file_get_value(const PsppireCaseFile *cf, gint casenum, gint idx) void psppire_case_file_clear(PsppireCaseFile *cf) { - casefile_destroy(cf->casefile); - cf->casefile = 0; + casefile_destroy(cf->flexifile); + cf->flexifile = 0; g_signal_emit(cf, signal[CASES_DELETED], 0, 0, -1); } -/* Set the IDXth value of case C using FF and DATA */ +/* Set the IDXth value of case C to SYSMIS/EMPTY */ gboolean psppire_case_file_set_value(PsppireCaseFile *cf, gint casenum, gint idx, - struct data_in *d_in) + union value *v, gint width) { struct ccase cc ; + int bytes; + + g_return_val_if_fail(cf, FALSE); + g_return_val_if_fail(cf->flexifile, FALSE); + + g_return_val_if_fail(idx < casefile_get_value_cnt(cf->flexifile), FALSE); - struct casereader *reader = casefile_get_random_reader (cf->casefile); + if ( ! flexifile_get_case(FLEXIFILE(cf->flexifile), casenum, &cc) ) + return FALSE; - casereader_seek(reader, casenum); - casereader_read(reader, &cc); + if ( width == 0 ) + bytes = MAX_SHORT_STRING; + else + bytes = DIV_RND_UP(width, MAX_SHORT_STRING) * MAX_SHORT_STRING ; /* Cast away const in flagrant abuse of the casefile */ - d_in->v = (union value *) case_data(&cc, idx); + memcpy((union value *)case_data_idx(&cc, idx), v, bytes); - if ( ! data_in(d_in) ) - g_warning("Cant set value\n"); + g_signal_emit(cf, signal[CASE_CHANGED], 0, casenum); + + return TRUE; +} + + + +/* Set the IDXth value of case C using D_IN */ +gboolean +psppire_case_file_data_in(PsppireCaseFile *cf, gint casenum, gint idx, + struct substring input, const struct fmt_spec *fmt) +{ + struct ccase cc ; + + g_return_val_if_fail(cf, FALSE); + g_return_val_if_fail(cf->flexifile, FALSE); - case_destroy(&cc); - casereader_destroy(reader); + g_return_val_if_fail(idx < casefile_get_value_cnt(cf->flexifile), FALSE); + + if ( ! flexifile_get_case(FLEXIFILE(cf->flexifile), casenum, &cc) ) + return FALSE; + + /* Cast away const in flagrant abuse of the casefile */ + if (!data_in (input, fmt->type, 0, 0, + (union value *) case_data_idx(&cc, idx), fmt_var_width (fmt))) + g_warning("Cant set value\n"); g_signal_emit(cf, signal[CASE_CHANGED], 0, casenum); return TRUE; } + + +void +psppire_case_file_sort(PsppireCaseFile *cf, const struct sort_criteria *sc) +{ + struct ccase cc; + gint c; + struct casefile *cfile; + struct casereader *reader = casefile_get_reader (cf->flexifile, NULL); + const int value_cnt = casefile_get_value_cnt(cf->flexifile); + + cfile = sort_execute(reader, sc); + + casefile_destroy(cf->flexifile); + + /* Copy casefile into flexifile */ + + reader = casefile_get_destructive_reader(cfile); + cf->flexifile = flexifile_create(value_cnt); + while(casereader_read(reader, &cc)) + casefile_append(cf->flexifile, &cc); + + + /* FIXME: Need to have a signal to change a range of cases, instead of + calling a signal many times */ + for ( c = 0 ; c < casefile_get_case_cnt(cf->flexifile) ; ++c ) + g_signal_emit(cf, signal[CASE_CHANGED], 0, c); +} + + +/* Resize the cases in the casefile, by inserting N_VALUES into every + one of them. */ +gboolean +psppire_case_file_insert_values (PsppireCaseFile *cf, + gint n_values, gint before) +{ + g_return_val_if_fail(cf, FALSE); + + if ( ! cf->flexifile ) + { + cf->flexifile = flexifile_create(n_values); + return TRUE; + } + + return flexifile_resize (FLEXIFILE(cf->flexifile), n_values, before); +} + +/* Fills C with the CASENUMth case. + Returns true on success, false otherwise. + */ +gboolean +psppire_case_file_get_case (const PsppireCaseFile *cf, gint casenum, + struct ccase *c) +{ + g_return_val_if_fail (cf, FALSE); + g_return_val_if_fail (cf->flexifile, FALSE); + + return flexifile_get_case (FLEXIFILE(cf->flexifile), casenum, c); +}