Daviddoria at 15:59, 18 December 2011

2011-12-18T15:59:04Z

Daviddoria: Created page with '==main.cpp== #include #include "form.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); Form form; form.show(); ret…'

2011-12-18T14:41:48Z

Created page with '==main.cpp== <source lang="cpp"> #include <QApplication> #include "form.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); Form form; form.show(); ret…'

New page

==main.cpp==
<source lang="cpp">
#include <QApplication>

#include "form.h"

int main(int argc, char *argv[])
{
QApplication app(argc, argv);
Form form;

form.show();
return app.exec();
}

</source>

==form.h==
<source lang="cpp">
#ifndef FORM_H
#define FORM_H

#include "ui_form.h"

class Form : public QWidget, public Ui::Form
{
Q_OBJECT

public:
Form(QWidget *parent = 0);

};

#endif

</source>

==form.cpp==
<source lang="cpp">
#include <QtGui>

#include "form.h"

#include <QTableWidgetItem>

class CheckableModel : public QStandardItemModel
{

public:
void setStringList(const QVector<QString> &strings)
{
emit beginResetModel();
CheckedStatus.resize(strings.size());
for(unsigned int i = 0; i < CheckedStatus.size(); ++i)
{
CheckedStatus[i] = Qt::Unchecked;
}
this->Strings = strings;
emit endResetModel();
}

int rowCount (const QModelIndex &parent=QModelIndex()) const
{
return this->Strings.size();
}

int columnCount (const QModelIndex &parent=QModelIndex()) const
{
return 1;
}

private:

QVector<QString> Strings;
QVector<Qt::CheckState> CheckedStatus;

Qt::ItemFlags flags(const QModelIndex& index) const
{
// If the index is not valid
if (index.row() < 0 || index.row() >= rowCount())
{
return Qt::NoItemFlags;
}

return Qt::ItemIsEditable | Qt::ItemIsSelectable | Qt::ItemIsEnabled | Qt::ItemIsUserCheckable;
}

QVariant data (const QModelIndex &index , int role ) const
{
// From QStringListModel
if (index.row() < 0 || index.row() >= rowCount())
{
return QVariant();
}

if (role == Qt::DisplayRole || role == Qt::EditRole)
{
return this->Strings.at(index.row());
}

if(role == Qt::CheckStateRole)
{
return this->CheckedStatus[index.row()];
}

return QVariant();
}

bool setData (const QModelIndex &index, const QVariant &value, int role)
{
// From QStringListModel
if (index.row() < 0 || index.row() >= rowCount())
{
return false;
}

if(role == Qt::EditRole || role == Qt::DisplayRole)
{
this->Strings.replace(index.row(), value.toString());
emit dataChanged(index, index);
return true;
}
if(role == Qt::CheckStateRole)
{
CheckedStatus[index.row()] = static_cast<Qt::CheckState>(value.toUInt());

emit dataChanged(index, index);
}
return true;

}
};

Form::Form(QWidget *parent)
: QWidget(parent)
{
setupUi(this);

CheckableModel* model = new CheckableModel;

QVector<QString> list;
list.push_back("a");
list.push_back("b");
list.push_back("c");

model->setStringList(list);
this->tableView->setModel(model);
}

</source>

==form.ui==
<source lang="text">
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>Form</class>
<widget class="QWidget" name="Form">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>400</width>
<height>300</height>
</rect>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
<widget class="QPushButton" name="btnUpdate">
<property name="geometry">
<rect>
<x>40</x>
<y>230</y>
<width>91</width>
<height>28</height>
</rect>
</property>
<property name="text">
<string>Update</string>
</property>
</widget>
<widget class="QTableView" name="tableView">
<property name="geometry">
<rect>
<x>80</x>
<y>10</y>
<width>256</width>
<height>192</height>
</rect>
</property>
</widget>
</widget>
<resources/>
<connections/>
</ui>

</source>

==CMakeLists.txt==
<source lang="cmake">
cmake_minimum_required(VERSION 2.6)

PROJECT(StandardItemModel)

FIND_PACKAGE(Qt4 REQUIRED)
INCLUDE(${QT_USE_FILE})

QT4_WRAP_UI(UISrcs form.ui)
QT4_WRAP_CPP(MOCSrcs form.h)

include_directories(${include_directories} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR})

ADD_EXECUTABLE(StandardItemModel main.cpp form.h form.cpp ${MOCSrcs} ${UISrcs})
TARGET_LINK_LIBRARIES(StandardItemModel ${QT_LIBRARIES})

</source>

@@ Line 39: / Line 39: @@
 <source lang="cpp">
 #include <QtGui>
 #include "form.h"
 Form::Form(QWidget *parent)
@@ Line 138: / Line 49: @@
    setupUi(this);
-   CheckableModel* model = new CheckableModel;
+   QStandardItemModel* model = new QStandardItemModel;
    this->tableView->setModel(model);
+}

Qt/ModelView/StandardItemModel - Revision history

Daviddoria at 15:59, 18 December 2011

Daviddoria: Created page with '==main.cpp== #include #include "form.h" int main(int argc, char *argv[]) { QApplication app(argc, argv); Form form; form.show(); ret…'