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Widgets snippets: Use the header file instead of a new class each time 

In several snippets, the TableModel class is created and used.
I included a header file to avoid code repetition.

Change-Id: Ie6318606cc89a2f5f1c137a36195fe290b6c1be6
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
This commit is contained in:
Oleksii Zbykovskyi 2025-08-19 10:05:29 +02:00
parent ae6f389942
commit 46b8f2eb1a
4 changed files with 4 additions and 81 deletions
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24
src/widgets/doc/snippets/itemselection/main.cpp
View File

@ -13,29 +13,7 @@
#include <QItemSelectionModel>
#include <QTableView>
class TableModel : public QAbstractTableModel
{
Q_OBJECT
public:
TableModel(int rows, int columns, QObject *parent = nullptr)
: QAbstractTableModel(parent), m_rows(rows), m_columns(columns) {}
int rowCount(const QModelIndex &parent = QModelIndex()) const override {
return m_rows;
}
int columnCount(const QModelIndex &parent = QModelIndex()) const override {
return m_columns;
}
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override {
return QVariant();
}
private:
int m_rows, m_columns;
};
#include "../common-table-model/model.h"
int main(int argc, char *argv[])
{

20
src/widgets/doc/snippets/reading-selections/window.cpp
View File

@ -17,25 +17,7 @@
#include <QTableView>
#include "../include/mainwindow.h"
class TableModel : public QAbstractTableModel
{
Q_OBJECT
public:
TableModel(int rows, int columns, QObject *parent = nullptr) {}
int rowCount(const QModelIndex &parent = QModelIndex()) const override {
return 0;
}
int columnCount(const QModelIndex &parent = QModelIndex()) const override {
return 0;
}
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override {
return QVariant();
}
};
#include "../common-table-model/model.h"
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)

20
src/widgets/doc/snippets/sharedtablemodel/main.cpp
View File

@ -13,25 +13,7 @@
#include <QItemSelectionModel>
#include <QTableView>
class TableModel : public QAbstractTableModel
{
Q_OBJECT
public:
TableModel(int rows, int columns, QObject *parent = nullptr)
: QAbstractTableModel(parent), rowCount(rows), columnCount(columns) {}
int rowCount(const QModelIndex &parent = QModelIndex()) const override {
return rowCount;
}
int columnCount(const QModelIndex &parent = QModelIndex()) const override {
return columnCount;
}
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override {
return QVariant();
}
};
#include "../common-table-model/model.h"
int main(int argc, char *argv[])
{

21
src/widgets/doc/snippets/updating-selections/window.cpp
View File

@ -15,26 +15,7 @@
#include <QTableView>
#include "../include/mainwindow.h"
class TableModel : public QAbstractTableModel
{
Q_OBJECT
public:
TableModel(int rows, int columns, QObject *parent = nullptr)
: QAbstractTableModel(parent) {}
int rowCount(const QModelIndex &parent = QModelIndex()) const override {
return 0;
}
int columnCount(const QModelIndex &parent = QModelIndex()) const override {
return 0;
}
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override {
return QVariant();
}
};
#include "../common-table-model/model.h"
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)