src/gnm-commands-slicer.c

   1 /*
   2  * gnm-commands-slicer.c: undo & redo for data slicer manipulation
   3  *
   4  * Copyright (C) 2008 Jody Goldberg (jody@gnome.org)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) version 3.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
  19  * USA
  20  */
  21
  22 #include <gnumeric-config.h>
  23 #include <glib/gi18n-lib.h>
  24 #include <gnm-commands-slicer.h>
  25 #include <gnm-sheet-slicer.h>
  26 #include <gnm-command-impl.h>
  27 #include <command-context.h>
  28 #include <workbook-control.h>
  29 #include <sheet-view.h>
  30 #include <sheet.h>
  31 #include <ranges.h>
  32 #include <clipboard.h>
  33
  34 #define CMD_SLICER_REFRESH_TYPE        (cmd_slicer_refresh_get_type ())
  35 #define CMD_SLICER_REFRESH(o)          (G_TYPE_CHECK_INSTANCE_CAST ((o), CMD_SLICER_REFRESH_TYPE, CmdSlicerRefresh))
  36
  37 typedef struct {
  38         GnmCommand cmd;
  39
  40         GnmSheetSlicer *slicer;
  41         GnmCellRegion  *orig_content;
  42         GnmRange        orig_size;
  43 } CmdSlicerRefresh;
  44
  45 MAKE_GNM_COMMAND (CmdSlicerRefresh, cmd_slicer_refresh, NULL)
  46
  47 static gboolean
  48 cmd_slicer_refresh_undo (GnmCommand *cmd, WorkbookControl *wbc)
  49 {
  50         CmdSlicerRefresh *me = CMD_SLICER_REFRESH (cmd);
  51         GnmRange const *new_size = gnm_sheet_slicer_get_range (me->slicer);
  52         GnmPasteTarget pt;
  53         sheet_clear_region (me->cmd.sheet,
  54                 new_size->start.col, new_size->start.row,
  55                 new_size->end.col, new_size->end.row,
  56                 CLEAR_VALUES | CLEAR_FORMATS | CLEAR_MERGES | CLEAR_NOCHECKARRAY | CLEAR_RECALC_DEPS,
  57                 GO_CMD_CONTEXT (wbc));
  58         clipboard_paste_region (me->orig_content,
  59                 paste_target_init (&pt, me->cmd.sheet, &me->orig_size, PASTE_DEFAULT),
  60                 GO_CMD_CONTEXT (wbc));
  61         cellregion_unref (me->orig_content);
  62         me->orig_content = NULL;
  63         return FALSE;
  64 }
  65
  66 static gboolean
  67 cmd_slicer_refresh_redo (GnmCommand *cmd, WorkbookControl *wbc)
  68 {
  69         CmdSlicerRefresh *me = CMD_SLICER_REFRESH (cmd);
  70         GnmRange const *new_size = gnm_sheet_slicer_get_range (me->slicer);
  71
  72         me->orig_size    = *gnm_sheet_slicer_get_range (me->slicer);
  73         me->orig_content = clipboard_copy_range (me->cmd.sheet, &me->orig_size);
  74
  75         sheet_clear_region (me->cmd.sheet,
  76                 new_size->start.col, new_size->start.row,
  77                 new_size->end.col, new_size->end.row,
  78                 CLEAR_VALUES | CLEAR_FORMATS | CLEAR_MERGES | CLEAR_NOCHECKARRAY | CLEAR_RECALC_DEPS,
  79                 GO_CMD_CONTEXT (wbc));
  80
  81         gnm_sheet_slicer_regenerate (me->slicer);
  82
  83         return FALSE;
  84 }
  85
  86 static void
  87 cmd_slicer_refresh_finalize (GObject *cmd)
  88 {
  89         CmdSlicerRefresh *me = CMD_SLICER_REFRESH (cmd);
  90         if (NULL != me->orig_content)
  91                 cellregion_unref (me->orig_content);
  92         gnm_command_finalize (cmd);
  93 }
  94
  95 /**
  96  * cmd_slicer_refresh:
  97  * @wbc: the workbook control.
  98  **/
  99 gboolean
 100 cmd_slicer_refresh (WorkbookControl *wbc)
 101 {
 102         CmdSlicerRefresh *me;
 103         char *r_name;
 104         SheetView *sv = wb_control_cur_sheet_view (wbc);
 105         GnmSheetSlicer *slicer;
 106
 107         slicer = gnm_sheet_slicers_at_pos (sv->sheet, &sv->edit_pos);
 108         if (NULL == slicer)
 109                 return FALSE;
 110
 111         me = g_object_new (CMD_SLICER_REFRESH_TYPE, NULL);
 112         me->cmd.sheet = sv_sheet (sv);
 113         me->cmd.size = 1;  /* Updated below.  */
 114         me->orig_content = NULL;
 115         me->slicer = slicer;
 116
 117         r_name = undo_range_name (me->cmd.sheet,
 118                 gnm_sheet_slicer_get_range (slicer));
 119         me->cmd.cmd_descriptor = g_strdup_printf (_("Refreshing DataSlicer in %s"), r_name);
 120         g_free (r_name);
 121
 122         return gnm_command_push_undo (wbc, G_OBJECT (me));
 123 }