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50 | |
51 | #include "mymodel.h" |
52 | |
53 | #include <QFont> |
54 | #include <QBrush> |
55 | #include <QDebug> |
56 | |
57 | MyModel::MyModel(QObject *parent) |
58 | : QAbstractTableModel(parent) |
59 | { |
60 | } |
61 | |
62 | int MyModel::rowCount(const QModelIndex & /*parent */) const |
63 | { |
64 | return 2; |
65 | } |
66 | |
67 | int MyModel::columnCount(const QModelIndex & /*parent */) const |
68 | { |
69 | return 3; |
70 | } |
71 | |
72 | //! [Quoting ModelView Tutorial] |
73 | // mymodel.cpp |
74 | QVariant MyModel::data(const QModelIndex &index, int role) const |
75 | { |
76 | int row = index.row(); |
77 | int col = index.column(); |
78 | // generate a log message when this method gets called |
79 | qDebug() << QString("row %1, col%2, role %3" ) |
80 | .arg(row).arg(col).arg(role); |
81 | |
82 | switch (role) { |
83 | case Qt::DisplayRole: |
84 | if (row == 0 && col == 1) return QString("<--left" ); |
85 | if (row == 1 && col == 1) return QString("right-->" ); |
86 | |
87 | return QString("Row%1, Column%2" ) |
88 | .arg(row + 1) |
89 | .arg(col +1); |
90 | case Qt::FontRole: |
91 | if (row == 0 && col == 0) { //change font only for cell(0,0) |
92 | QFont boldFont; |
93 | boldFont.setBold(true); |
94 | return boldFont; |
95 | } |
96 | break; |
97 | case Qt::BackgroundRole: |
98 | if (row == 1 && col == 2) //change background only for cell(1,2) |
99 | return QBrush(Qt::red); |
100 | break; |
101 | case Qt::TextAlignmentRole: |
102 | if (row == 1 && col == 1) //change text alignment only for cell(1,1) |
103 | return int(Qt::AlignRight | Qt::AlignVCenter); |
104 | break; |
105 | case Qt::CheckStateRole: |
106 | if (row == 1 && col == 0) //add a checkbox to cell(1,0) |
107 | return Qt::Checked; |
108 | break; |
109 | } |
110 | return QVariant(); |
111 | } |
112 | //! [Quoting ModelView Tutorial] |
113 | |