Daviddoria: /* AbstractListModelFileDialog.cpp */

2011-12-18T22:42:27Z

‎AbstractListModelFileDialog.cpp

Daviddoria: /* form.cpp */

2011-12-18T22:41:48Z

‎form.cpp

Daviddoria: /* form.cpp */

2011-12-18T22:23:37Z

‎form.cpp

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…'

2011-12-18T21:39:24Z

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>

==AbstractListModelFileDialog.h==
<source lang="cpp">
#ifndef AbstractListModel_H
#define AbstractListModel_H

#include <QAbstractListModel>

#include <QVector>

class Item
{
public:
Item(const QString& name = QString()) : Name(name){}
QString Name;
};

class AbstractListModel : public QAbstractListModel
{
public:
AbstractListModel();

QVariant data(const QModelIndex& index, int role) const;

bool setData (const QModelIndex &index, const QVariant &value, int role);

int rowCount(const QModelIndex &parent=QModelIndex() ) const;

int setItems(const QVector<Item>& items);

Qt::ItemFlags flags (const QModelIndex &index ) const;

protected:
QVector<Item> Items;
};

#endif

</source>

==AbstractListModelFileDialog.cpp==
<source lang="cpp">
#include "AbstractListModelFileDialog.h"

#include <iostream>

int AbstractListModel::setItems(const QVector<Item>& items)
{
emit beginResetModel();
this->Items = items;
emit endResetModel();
}

Qt::ItemFlags AbstractListModel::flags (const QModelIndex &index ) const
{
if (index.row() < 0 || index.row() >= rowCount() || !index.isValid())
{
return Qt::NoItemFlags;
}
return Qt::ItemIsEditable | Qt::ItemIsEnabled;
}

AbstractListModel::AbstractListModel() : QAbstractListModel()
{

}

int AbstractListModel::rowCount(const QModelIndex& parent) const
{
return this->Items.size();
}

QVariant AbstractListModel::data (const QModelIndex &index , int role ) const
{
if (index.row() < 0 || index.row() >= rowCount() || !index.isValid())
{
return QVariant();
}

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

return QVariant();
}

bool AbstractListModel::setData (const QModelIndex &index, const QVariant &value, int role)
{
if (index.row() < 0 || index.row() >= rowCount() || !index.isValid())
{
return false;
}
emit dataChanged(index, index);
return true;
}

</source>

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

#include "ui_form.h"

class AbstractListModel;

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

public:
Form(QWidget *parent = 0);

public slots:
void editSlot(QModelIndex index);

protected:
AbstractListModel* Model;
};

#endif

</source>

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

#include <iostream>

#include "form.h"
#include "AbstractListModelFileDialog.h"

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

this->Model = new AbstractListModel;

connect (this->listView, SIGNAL(clicked(QModelIndex)), this, SLOT(editSlot(QModelIndex)));

QVector<Item> items;
items.push_back(Item("Test0"));
items.push_back(Item("Test1"));
items.push_back(Item("Test2"));
this->Model->setItems(items);
this->listView->setModel(this->Model);
}

void Form::editSlot(QModelIndex index)
{
if (index.row() == 0)
{
//std::cout << "clicked" << std::endl;
QString fileName = QFileDialog::getOpenFileName(this, "Open", "", "Files (*.*)");
this->Model->setData(index, fileName, Qt::DisplayRole);
}
}

</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>
<layout class="QGridLayout" name="gridLayout">
<item row="1" column="0">
<widget class="QPushButton" name="btnUpdate">
<property name="text">
<string>Update</string>
</property>
</widget>
</item>
<item row="0" column="0">
<widget class="QListView" name="listView"/>
</item>
</layout>
</widget>
<resources/>
<connections/>
</ui>

</source>

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

PROJECT(AbstractListModelFileDialog)

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(AbstractListModelFileDialog main.cpp AbstractListModelFileDialog.cpp form.cpp ${MOCSrcs} ${UISrcs})
TARGET_LINK_LIBRARIES(AbstractListModelFileDialog ${QT_LIBRARIES})

</source>

@@ Line 172: / Line 172: @@
    if (index.row() == 0)
+     {
-     //std::cout << "clicked" << std::endl;
+     QString fileName = QFileDialog::getOpenFileName(this, "Open", "", "Files (*.*)");
-    //QString fileName = QFileDialog::getOpenFileName(this, "Open", "", "Files (*.*)");
+     this->Model->setData(index, fileName, Qt::EditRole);
-     //this->Model->setData(index, fileName, Qt::DisplayRole);
-    this->Model->setData(index, "clicked", Qt::DisplayRole);
+     }
+}

@@ Line 107: / Line 107: @@
+     {
      return false;
+     }
    emit dataChanged(index, index);

Qt/ModelView/AbstractListModelFileDialog - Revision history

Daviddoria: /* AbstractListModelFileDialog.cpp */

Daviddoria: /* form.cpp */

Daviddoria: /* form.cpp */

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…'