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annotate m-toolbox/classes/@repogui2/buildquery.m @ 29:54f14716c721 database-connection-manager

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Update Java code
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
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1 % BUILDQUERY build a query from the settings on the query panel
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2 %
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3 % M Hewitson
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4 %
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5 % $Id: buildquery.m,v 1.2 2011/04/08 08:56:37 hewitson Exp $
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6 %
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7 function buildquery(varargin)
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8
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9
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10 mainfig = varargin{end};
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11
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12 % Get number of conditions
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13 Nc = mainfig.Nconditions;
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14
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15 % Select fields
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16 fieldList = findobj(mainfig.handle, 'Tag', 'fieldsList');
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17 fieldsStr = get(fieldList, 'String');
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18 vals = get(fieldList, 'Value');
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19 fields = fieldsStr(vals);
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20
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21 % Get table
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22 tableSel = findobj(mainfig.handle, 'Tag', 'tableSelect');
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23 tbls = get(tableSel, 'String');
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24 tbl = tbls{get(tableSel, 'Value')};
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25
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26 % Start the query
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27 q = 'SELECT ';
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28 for j=1:length(fields)
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29 q = [q fields{j} ','];
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30 end
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31 q = [q(1:end-1) ' FROM ' tbl];
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32
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33
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34 for k=1:Nc
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35
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36 if k==1
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37 q = [q ' WHERE '];
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38 end
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39
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40 % get field
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41 h = findobj(mainfig.handle, 'Tag', sprintf('c%02dField', k));
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42 fields = get(h, 'String');
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43 field = fields{get(h, 'Value')};
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44
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45 q = [q field];
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46
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47 % get condition
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48 h = findobj(mainfig.handle, 'Tag', sprintf('c%02dCondition', k));
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49 conds = get(h, 'String');
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50 cond = conds{get(h, 'Value')};
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51
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52 q = [q ' ' cond ' '];
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53
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54 % get value
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55 h = findobj(mainfig.handle, 'Tag', sprintf('c%02dValue', k));
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56 val = get(h, 'String');
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57 q = [q '"' val '"'];
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58
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59 % Get compound
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60 if k<Nc
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61
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62 h = findobj(mainfig.handle, 'Tag', sprintf('c%02dCompound', k));
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63 comps = get(h, 'String');
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64 comp = comps{get(h, 'Value')};
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65
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66 q = [q ' ' comp ' '];
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67
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68 end
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69
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70
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71 end
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72
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73 % Order by
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74 h = findobj(mainfig.handle, 'Tag', 'fieldOrderBy');
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75 fields = get(h, 'String');
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76 field = fields{get(h, 'Value')};
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77
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78 q = [q ' ORDER BY ' field];
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79
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80 h = findobj(mainfig.handle, 'Tag', 'sortDir');
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81 dirs = get(h, 'String');
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82 dir = dirs{get(h, 'Value')};
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83
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84 q = [q ' ' dir ';'];
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85
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86 % Set query string on GUI
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87 h = findobj(mainfig.handle, 'Tag', 'queryDisplayTxt');
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88 set(h, 'String', q);
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89
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90 drawnow
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91 end