ui/qt/model.cpp

Sun, 11 Jan 2015 16:33:28 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 11 Jan 2015 16:33:28 +0100
changeset 71
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parent 69
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child 72
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permissions
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added check item for menus (Qt)

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2014 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include "model.h"
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30
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31 TableModel::TableModel(UiObject *obj, QTreeView *view, UiListPtr *list, UiModelInfo *info) {
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32 this->obj = obj;
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33 this->list = list;
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34 this->info = info;
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35 this->view = view;
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36 }
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37
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38 int TableModel::rowCount(const QModelIndex &parent) const {
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39 return list->list->count(list->list);
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40 }
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41
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42 int TableModel::columnCount(const QModelIndex &parent) const {
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43 return info->columns;
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44 }
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45
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46 QVariant TableModel::data(const QModelIndex &index, int role) const {
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47 if(role == Qt::DisplayRole) {
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48 UiList *ls = list->list;
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49 void *rowData = ls->get(ls, index.row());
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50 if(rowData && info->getvalue) {
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51 void *value = info->getvalue(rowData, index.column());
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52 switch(info->types[index.column()]) {
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53 case UI_STRING: {
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54 return QString::fromUtf8((char*)value);
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55 }
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56 case UI_INTEGER: {
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57 int *intptr = (int*)value;
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58 return QVariant(*intptr);
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59 }
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60 }
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61 }
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62 }
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63 return QVariant();
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64 }
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65
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66 QVariant TableModel::headerData(int section, Qt::Orientation orientation, int role) const {
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67 if(role == Qt::DisplayRole) {
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68 char *label = info->titles[section];
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69 return QString::fromUtf8(label);
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70 }
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71 return QVariant();
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72 }
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73
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74 UiListSelection* TableModel::listSelection() {
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75 UiListSelection *selection = new UiListSelection();
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76
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77 QModelIndexList list = view->selectionModel()->selectedRows();
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78 selection->count = list.count();
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79 if(selection->count > 0) {
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80 selection->rows = new int[selection->count];
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81 }
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82
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83 QModelIndex index;
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84 int i=0;
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85 foreach(index, list) {
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86 selection->rows[i] = index.row();
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87 i++;
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88 }
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89 return selection;
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90 }
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91
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92 void TableModel::selectionChanged(const QItemSelection& selected, const QItemSelection& deselected) {
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93 UiListSelection *selection = listSelection();
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94
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95 UiEvent e;
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96 e.obj = obj;
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97 e.window = obj->window;
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98 e.document = obj->ctx->document;
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99 e.eventdata = selection;
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100 e.intval = selection->count > 0 ? selection->rows[0] : -1;
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101 info->selection(&e, info->userdata);
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102
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103 if(selection->count > 0) {
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104 delete selection->rows;
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105 }
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106 delete selection;
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107 }
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108
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109 void TableModel::activate(const QModelIndex &) {
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110 UiListSelection *selection = listSelection();
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111
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112 UiEvent e;
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113 e.obj = obj;
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114 e.window = obj->window;
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115 e.document = obj->ctx->document;
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116 e.eventdata = selection;
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117 e.intval = selection->count > 0 ? selection->rows[0] : -1;
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118 info->activate(&e, info->userdata);
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119
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120 if(selection->count > 0) {
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121 delete selection->rows;
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122 }
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123 delete selection;
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124 }

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