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| 6 | This example shows how to use QAbstractItemModel derived model as the data for the bar series. |
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6 | This example shows how to use QAbstractItemModel derived model as the data for the bar series. | |
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8 | \image examples_barmodelmapper.png | |||
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| 8 | Let's start by creating an instance of CustomTableModel class. |
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10 | Let's start by creating an instance of CustomTableModel class. | |
| 9 | CustomTableModel class is derived from QAbstractTableModel and it was created for the purpose of this example. |
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11 | CustomTableModel class is derived from QAbstractTableModel and it was created for the purpose of this example. | |
| 10 | The constructor of this class populates the internal data store of the model with the data that is good for our chart example. |
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12 | The constructor of this class populates the internal data store of the model with the data that is good for our chart example. | |
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| 12 | \snippet ../examples/barmodelmapper/tablewidget.cpp 1 |
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14 | \snippet ../examples/barmodelmapper/tablewidget.cpp 1 | |
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| 14 | We now have a model with data that we would like to display both on the chart and in a QTableView. |
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16 | We now have a model with data that we would like to display both on the chart and in a QTableView. | |
| 15 | First, we create QTableView and tell it use the model as a data source. To make the data cells fill the table view we also change headers resize mode. |
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17 | First, we create QTableView and tell it use the model as a data source. To have the data presented nicely the minimum width of the table view is set and its headers resize mode changed to stretch. | |
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| 17 | \snippet ../examples/barmodelmapper/tablewidget.cpp 2 |
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19 | \snippet ../examples/barmodelmapper/tablewidget.cpp 2 | |
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| 46 | // create table view and add model to it |
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46 | // create table view and add model to it | |
| 47 | QTableView *tableView = new QTableView; |
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47 | QTableView *tableView = new QTableView; | |
| 48 | tableView->setModel(model); |
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48 | tableView->setModel(model); | |
| 49 | tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch); |
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49 | tableView->setMinimumWidth(300); | |
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50 | tableView->horizontalHeader()->setResizeMode(QHeaderView::Stretch); | |||
| 50 | tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch); |
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51 | tableView->verticalHeader()->setResizeMode(QHeaderView::Stretch); | |
| 51 | //! [2] |
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52 | //! [2] | |
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