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authorKavindra Devi Palaraja <kavindra.palaraja@nokia.com>2009-06-23 08:33:05 (GMT)
committerKavindra Devi Palaraja <kavindra.palaraja@nokia.com>2009-06-23 08:33:05 (GMT)
commit764a3dd99072cde27fdf7887cd40f4db54796781 (patch)
treee456fc51052bc752ebceaaa9e6404651b464b78c /examples/itemviews
parentaf6fb86be2fc711cbaf10a482ad84d6f207f5d27 (diff)
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Doc - Adding Pierre Rossi's frozen column example
Reviewed-By: TrustMe
Diffstat (limited to 'examples/itemviews')
-rw-r--r--examples/itemviews/frozencolumn/freezetablewidget.cpp159
-rw-r--r--examples/itemviews/frozencolumn/freezetablewidget.h73
-rw-r--r--examples/itemviews/frozencolumn/frozencolumn.pro9
-rw-r--r--examples/itemviews/frozencolumn/grades.qrc5
-rw-r--r--examples/itemviews/frozencolumn/grades.txt35
-rw-r--r--examples/itemviews/frozencolumn/main.cpp90
6 files changed, 371 insertions, 0 deletions
diff --git a/examples/itemviews/frozencolumn/freezetablewidget.cpp b/examples/itemviews/frozencolumn/freezetablewidget.cpp
new file mode 100644
index 0000000..7a9a8df
--- /dev/null
+++ b/examples/itemviews/frozencolumn/freezetablewidget.cpp
@@ -0,0 +1,159 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#include "freezetablewidget.h"
+
+//! [constructor]
+FreezeTableWidget::FreezeTableWidget(QAbstractItemModel * model)
+{
+ setModel(model);
+ frozenTableView = new QTableView(this);
+
+ init();
+
+ //connect the headers and scrollbars of both tableviews together
+ connect(horizontalHeader(),SIGNAL(sectionResized ( int ,int,int )), this,
+ SLOT(updateSectionWidth(int, int, int)));
+ connect(verticalHeader(),SIGNAL(sectionResized ( int ,int,int )), this,
+ SLOT(updateSectionHeight(int, int, int)));
+
+ connect(frozenTableView->verticalScrollBar(), SIGNAL(valueChanged(int)),
+ verticalScrollBar(), SLOT(setValue(int)));
+ connect(verticalScrollBar(), SIGNAL(valueChanged(int)),
+ frozenTableView->verticalScrollBar(), SLOT(setValue(int)));
+
+
+}
+//! [constructor]
+
+FreezeTableWidget::~FreezeTableWidget()
+{
+ delete frozenTableView;
+}
+
+//! [init part1]
+void FreezeTableWidget::init()
+{
+ frozenTableView->setModel(model());
+ frozenTableView->setFocusPolicy(Qt::NoFocus);
+ frozenTableView->verticalHeader()->hide();
+ frozenTableView->horizontalHeader()->setResizeMode(QHeaderView::Fixed);
+
+ viewport()->stackUnder(frozenTableView);
+//! [init part1]
+
+//! [init part2]
+ frozenTableView->setStyleSheet("QTableView { border: none;"
+ "background-color: #8EDE21;}"); //for demo purposes
+ frozenTableView->setSelectionModel(selectionModel());
+ for(int col=1; col<model()->columnCount(); col++)
+ frozenTableView->setColumnHidden(col, true);
+
+ frozenTableView->setColumnWidth(0, columnWidth(0) );
+
+ frozenTableView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+ frozenTableView->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+ frozenTableView->show();
+
+ updateFrozenTableGeometry();
+
+ setHorizontalScrollMode(ScrollPerPixel);
+ setVerticalScrollMode(ScrollPerPixel);
+ frozenTableView->setVerticalScrollMode(ScrollPerPixel);
+}
+//! [init part2]
+
+
+//! [sections]
+void FreezeTableWidget::updateSectionWidth(int logicalIndex, int, int newSize)
+{
+ if(logicalIndex==0){
+ frozenTableView->setColumnWidth(0,newSize);
+ updateFrozenTableGeometry();
+ }
+}
+
+void FreezeTableWidget::updateSectionHeight(int logicalIndex, int, int newSize)
+{
+ frozenTableView->setRowHeight(logicalIndex, newSize);
+}
+//! [sections]
+
+
+//! [resize]
+void FreezeTableWidget::resizeEvent(QResizeEvent * event)
+{
+ QTableView::resizeEvent(event);
+ updateFrozenTableGeometry();
+ }
+//! [resize]
+
+
+//! [navigate]
+QModelIndex FreezeTableWidget::moveCursor(CursorAction cursorAction,
+ Qt::KeyboardModifiers modifiers)
+{
+ QModelIndex current = QTableView::moveCursor(cursorAction, modifiers);
+
+ if(cursorAction == MoveLeft && current.column()>0
+ && visualRect(current).topLeft().x() < frozenTableView->columnWidth(0) ){
+
+ const int newValue = horizontalScrollBar()->value() + visualRect(current).topLeft().x()
+ - frozenTableView->columnWidth(0);
+ horizontalScrollBar()->setValue(newValue);
+ }
+ return current;
+}
+//! [navigate]
+
+
+//! [geometry]
+void FreezeTableWidget::updateFrozenTableGeometry()
+{
+ frozenTableView->setGeometry( verticalHeader()->width()+frameWidth(),
+ frameWidth(), columnWidth(0),
+ viewport()->height()+horizontalHeader()->height());
+}
+//! [geometry]
+
+
diff --git a/examples/itemviews/frozencolumn/freezetablewidget.h b/examples/itemviews/frozencolumn/freezetablewidget.h
new file mode 100644
index 0000000..2abae47
--- /dev/null
+++ b/examples/itemviews/frozencolumn/freezetablewidget.h
@@ -0,0 +1,73 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#ifndef FREEZETABLEWIDGET_H
+#define FREEZETABLEWIDGET_H
+
+#include <QTableView>
+
+//! [Widget definition]
+class FreezeTableWidget : public QTableView {
+ Q_OBJECT
+
+public:
+ FreezeTableWidget(QAbstractItemModel * model);
+ ~FreezeTableWidget();
+
+
+protected:
+ virtual void resizeEvent(QResizeEvent *event);
+ virtual QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
+
+private:
+ QTableView *frozenTableView;
+ void init();
+ void updateFrozenTableGeometry();
+
+
+private slots:
+ void updateSectionWidth(int logicalIndex,int, int newSize);
+ void updateSectionHeight(int logicalIndex, int, int newSize);
+
+};
+//! [Widget definition]
+#endif
diff --git a/examples/itemviews/frozencolumn/frozencolumn.pro b/examples/itemviews/frozencolumn/frozencolumn.pro
new file mode 100644
index 0000000..361de5b
--- /dev/null
+++ b/examples/itemviews/frozencolumn/frozencolumn.pro
@@ -0,0 +1,9 @@
+HEADERS += freezetablewidget.h
+SOURCES += main.cpp freezetablewidget.cpp
+RESOURCES += grades.qrc
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/itemviews/frozencolumn
+sources.files = $$SOURCES $$HEADERS $$RESOURCES *.pro
+sources.path = $$[QT_INSTALL_EXAMPLES]/itemviews/frozencolumn
+INSTALLS += target sources
diff --git a/examples/itemviews/frozencolumn/grades.qrc b/examples/itemviews/frozencolumn/grades.qrc
new file mode 100644
index 0000000..5f16d56
--- /dev/null
+++ b/examples/itemviews/frozencolumn/grades.qrc
@@ -0,0 +1,5 @@
+<RCC>
+ <qresource prefix="/" >
+ <file>grades.txt</file>
+ </qresource>
+</RCC>
diff --git a/examples/itemviews/frozencolumn/grades.txt b/examples/itemviews/frozencolumn/grades.txt
new file mode 100644
index 0000000..4b55b473
--- /dev/null
+++ b/examples/itemviews/frozencolumn/grades.txt
@@ -0,0 +1,35 @@
+ France , Norway , YDS , UK(tech.), UK(adj.) , UIAA , Ger , Australia , Finland , Brazil
+
+1, , 5.2, , , I , I , , , Isup
+2, , 5.3, , , II , II , 11, , II
+3, 3, 5.4, , , III , III , 12, , IIsup
+4, 4, 5.5, 4a , VD , IV , IV , 12, , III
+5a , 5-, 5.6, , S , V- , V , 13, 5-, IIIsup
+5b , 5, 5.7, 4b , HS , V , VI , 14, 5, IV
+ , , , 4c , , V+ , , 15, ,
+5c , 5+, 5.8, , VS , VI- , VIIa , 16, 5, IVsup
+6a , 6-, 5.9, 5a , HVS , VI , VIIb , 17, , V
+6a+ , 6-/6 , 5.10a , , E1 , VI+ , VIIc , 18, 6-, VI
+6b , , 5.10b , 5b , , , , 19, , VI/VI+
+6b+ , 6, 5.10c , , E2 , VII- , VIIIa , 20, 6, VIsup/VI+
+6c , 6+, 5.10d , 5c , , VII , VIIIb , 21, , VIsup
+6c+ , 7-, 5.11a , , E3 , VII+ , VIIIc , 22, 6, 7a
+6c+ , 7, 5.11b , , , , , 23, , 7b
+7a , 7+, 5.11c , 6a , E4 , VIII- , IXa , 24, 7-, 7c
+7a , 7+/8- , 5.11d , , , VIII , IXb , , , 7c
+7a+ , 8-, 5.12a , , E5 , VIII+ , IXc , 25, 7, 8a
+7b , 8, 5.12b , 6b , , , , 26, 8-, 8b
+7b+ , 8/8+ , 5.12c , , E6 , IX- , Xa , 27, 8, 8c
+7c , 8+, 5.12d , 6c , , IX , Xb , 28, 8, 9a
+7c+ , 9-, 5.13a , , E7 , IX+ , Xc , 29, 9-, 9b
+8a , , 5.13b , , , , , , 9, 9c
+8a+ , 9-/9 , 5.13c , 7a , , X- , , 30, 9, 10a
+8b , 9, 5.13d , , E8 , X , , 31, 10-, 10b
+8b+ , 9/9+ , 5.14a , , , X+ , , 32, 10, 10c
+8c , 9+, 5.14b , 7b , , , , 33, 10, 11a
+8c+ , 10-, 5.14c , , E9 , XI- , , 34, 11-, 11b
+9a , 10, 5.14d , 7c , , XI , , 35, 11, 11c
+9a+ , , 5.15a , , , XI+ , , , , 12a
+9b , , 5.15b , , , , , , , 12b
+
+# Wikipedia contributors. Grade (climbing). Wikipedia, The Free Encyclopedia. May 15, 2009, 20:42 UTC. Available at: http://en.wikipedia.org/w/index.php?title=Grade_(climbing)&oldid=290165724. Accessed May 28, 2009.
diff --git a/examples/itemviews/frozencolumn/main.cpp b/examples/itemviews/frozencolumn/main.cpp
new file mode 100644
index 0000000..fdefd73
--- /dev/null
+++ b/examples/itemviews/frozencolumn/main.cpp
@@ -0,0 +1,90 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QApplication>
+#include <QStandardItemModel>
+#include <QFile>
+
+#include "freezetablewidget.h"
+
+int main( int argc, char** argv )
+{
+
+ Q_INIT_RESOURCE(grades);
+
+
+ QApplication app( argc, argv );
+ QStandardItemModel *model=new QStandardItemModel();
+
+
+ QFile file(":/grades.txt");
+ QString line;
+ QStringList list;
+ if (file.open(QFile::ReadOnly)) {
+ line = file.readLine(200);
+ list= line.simplified().split(",");
+ model->setHorizontalHeaderLabels(list);
+
+ int row=0;
+ QStandardItem *newItem=0;
+ while(file.canReadLine()){
+ line = file.readLine(200);
+ if(!line.startsWith("#") && line.contains(",")){
+ list= line.simplified().split(",");
+ for(int col=0; col<list.length(); col++){
+ newItem = new QStandardItem(list.at(col));
+ model->setItem(row ,col, newItem);
+ }
+ row++;
+ }
+ }
+ }
+ file.close();
+
+ FreezeTableWidget *tableView = new FreezeTableWidget(model);
+
+ tableView->setWindowTitle(QObject::tr("Frozen Column Example"));
+ tableView->resize(560,680);
+ tableView->show();
+ return app.exec();
+}
+