From e0d5221957bf0d7857f924f1f2ae63d490de0a0a Mon Sep 17 00:00:00 2001 From: Casper van Donderen Date: Wed, 22 Jun 2011 13:54:56 +0200 Subject: Move all other demos in qtbase to examples. Change-Id: Iab0e7364d1f6b348d0e3033ea9304139f5bd6d0d Reviewed-on: http://codereview.qt.nokia.com/617 Reviewed-by: Qt Sanity Bot Reviewed-by: David Boddie --- examples/itemviews/interview/README | 2 + examples/itemviews/interview/images/folder.png | Bin 0 -> 3910 bytes examples/itemviews/interview/images/interview.png | Bin 0 -> 174 bytes examples/itemviews/interview/images/services.png | Bin 0 -> 3749 bytes examples/itemviews/interview/interview.pro | 19 + examples/itemviews/interview/interview.qrc | 7 + examples/itemviews/interview/main.cpp | 95 ++++ examples/itemviews/interview/model.cpp | 147 +++++ examples/itemviews/interview/model.h | 90 +++ .../itemviews/spreadsheet/images/interview.png | Bin 0 -> 174 bytes examples/itemviews/spreadsheet/main.cpp | 55 ++ examples/itemviews/spreadsheet/printview.cpp | 59 ++ examples/itemviews/spreadsheet/printview.h | 60 ++ examples/itemviews/spreadsheet/spreadsheet.cpp | 633 +++++++++++++++++++++ examples/itemviews/spreadsheet/spreadsheet.h | 124 ++++ examples/itemviews/spreadsheet/spreadsheet.pro | 34 ++ examples/itemviews/spreadsheet/spreadsheet.qrc | 5 + .../itemviews/spreadsheet/spreadsheetdelegate.cpp | 114 ++++ .../itemviews/spreadsheet/spreadsheetdelegate.h | 65 +++ examples/itemviews/spreadsheet/spreadsheetitem.cpp | 167 ++++++ examples/itemviews/spreadsheet/spreadsheetitem.h | 73 +++ 21 files changed, 1749 insertions(+) create mode 100644 examples/itemviews/interview/README create mode 100644 examples/itemviews/interview/images/folder.png create mode 100644 examples/itemviews/interview/images/interview.png create mode 100644 examples/itemviews/interview/images/services.png create mode 100644 examples/itemviews/interview/interview.pro create mode 100644 examples/itemviews/interview/interview.qrc create mode 100644 examples/itemviews/interview/main.cpp create mode 100644 examples/itemviews/interview/model.cpp create mode 100644 examples/itemviews/interview/model.h create mode 100644 examples/itemviews/spreadsheet/images/interview.png create mode 100644 examples/itemviews/spreadsheet/main.cpp create mode 100644 examples/itemviews/spreadsheet/printview.cpp create mode 100644 examples/itemviews/spreadsheet/printview.h create mode 100644 examples/itemviews/spreadsheet/spreadsheet.cpp create mode 100644 examples/itemviews/spreadsheet/spreadsheet.h create mode 100644 examples/itemviews/spreadsheet/spreadsheet.pro create mode 100644 examples/itemviews/spreadsheet/spreadsheet.qrc create mode 100644 examples/itemviews/spreadsheet/spreadsheetdelegate.cpp create mode 100644 examples/itemviews/spreadsheet/spreadsheetdelegate.h create mode 100644 examples/itemviews/spreadsheet/spreadsheetitem.cpp create mode 100644 examples/itemviews/spreadsheet/spreadsheetitem.h (limited to 'examples/itemviews') diff --git a/examples/itemviews/interview/README b/examples/itemviews/interview/README new file mode 100644 index 0000000000..50894428f6 --- /dev/null +++ b/examples/itemviews/interview/README @@ -0,0 +1,2 @@ +The interview example shows the same model and selection being shared +between three different views. diff --git a/examples/itemviews/interview/images/folder.png b/examples/itemviews/interview/images/folder.png new file mode 100644 index 0000000000..589fd2df59 Binary files /dev/null and b/examples/itemviews/interview/images/folder.png differ diff --git a/examples/itemviews/interview/images/interview.png b/examples/itemviews/interview/images/interview.png new file mode 100644 index 0000000000..0c3d690258 Binary files /dev/null and b/examples/itemviews/interview/images/interview.png differ diff --git a/examples/itemviews/interview/images/services.png b/examples/itemviews/interview/images/services.png new file mode 100644 index 0000000000..6b2ad969d4 Binary files /dev/null and b/examples/itemviews/interview/images/services.png differ diff --git a/examples/itemviews/interview/interview.pro b/examples/itemviews/interview/interview.pro new file mode 100644 index 0000000000..a497fbc407 --- /dev/null +++ b/examples/itemviews/interview/interview.pro @@ -0,0 +1,19 @@ +TEMPLATE = app + +CONFIG += qt warn_on +HEADERS += model.h +SOURCES += model.cpp main.cpp +RESOURCES += interview.qrc + +build_all:!build_pass { + CONFIG -= build_all + CONFIG += release +} + +# install +target.path = $$[QT_INSTALL_DEMOS]/qtbase/interview +sources.files = $$SOURCES $$HEADERS $$RESOURCES README *.pro images +sources.path = $$[QT_INSTALL_DEMOS]/qtbase/interview +INSTALLS += target sources + +symbian: CONFIG += qt_demo diff --git a/examples/itemviews/interview/interview.qrc b/examples/itemviews/interview/interview.qrc new file mode 100644 index 0000000000..b28ea34d8a --- /dev/null +++ b/examples/itemviews/interview/interview.qrc @@ -0,0 +1,7 @@ + + + images/folder.png + images/services.png + images/interview.png + + diff --git a/examples/itemviews/interview/main.cpp b/examples/itemviews/interview/main.cpp new file mode 100644 index 0000000000..b9656c6185 --- /dev/null +++ b/examples/itemviews/interview/main.cpp @@ -0,0 +1,95 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "model.h" + +#include +#include +#include +#include +#include +#include + +int main(int argc, char *argv[]) +{ + Q_INIT_RESOURCE(interview); + + QApplication app(argc, argv); + QSplitter page; + + QAbstractItemModel *data = new Model(1000, 10, &page); + QItemSelectionModel *selections = new QItemSelectionModel(data); + + QTableView *table = new QTableView; + table->setModel(data); + table->setSelectionModel(selections); + table->horizontalHeader()->setMovable(true); + table->verticalHeader()->setMovable(true); + // Set StaticContents to enable minimal repaints on resizes. + table->viewport()->setAttribute(Qt::WA_StaticContents); + page.addWidget(table); + + QTreeView *tree = new QTreeView; + tree->setModel(data); + tree->setSelectionModel(selections); + tree->setUniformRowHeights(true); + tree->header()->setStretchLastSection(false); + tree->viewport()->setAttribute(Qt::WA_StaticContents); + // Disable the focus rect to get minimal repaints when scrolling on Mac. + tree->setAttribute(Qt::WA_MacShowFocusRect, false); + page.addWidget(tree); + + QListView *list = new QListView; + list->setModel(data); + list->setSelectionModel(selections); + list->setViewMode(QListView::IconMode); + list->setSelectionMode(QAbstractItemView::ExtendedSelection); + list->setAlternatingRowColors(false); + list->viewport()->setAttribute(Qt::WA_StaticContents); + list->setAttribute(Qt::WA_MacShowFocusRect, false); + page.addWidget(list); + + page.setWindowIcon(QPixmap(":/images/interview.png")); + page.setWindowTitle("Interview"); + page.show(); + + return app.exec(); +} diff --git a/examples/itemviews/interview/model.cpp b/examples/itemviews/interview/model.cpp new file mode 100644 index 0000000000..6031615711 --- /dev/null +++ b/examples/itemviews/interview/model.cpp @@ -0,0 +1,147 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "model.h" +#include +#include + +Model::Model(int rows, int columns, QObject *parent) + : QAbstractItemModel(parent), + services(QPixmap(":/images/services.png")), + rc(rows), cc(columns), + tree(new QVector(rows, Node(0))) +{ + +} + +Model::~Model() +{ + delete tree; +} + +QModelIndex Model::index(int row, int column, const QModelIndex &parent) const +{ + if (row < rc && row >= 0 && column < cc && column >= 0) { + Node *p = static_cast(parent.internalPointer()); + Node *n = node(row, p); + if (n) + return createIndex(row, column, n); + } + return QModelIndex(); +} + +QModelIndex Model::parent(const QModelIndex &child) const +{ + if (child.isValid()) { + Node *n = static_cast(child.internalPointer()); + Node *p = parent(n); + if (p) + return createIndex(row(p), 0, p); + } + return QModelIndex(); +} + +int Model::rowCount(const QModelIndex &parent) const +{ + return (parent.isValid() && parent.column() != 0) ? 0 : rc; +} + +int Model::columnCount(const QModelIndex &parent) const +{ + Q_UNUSED(parent); + return cc; +} + +QVariant Model::data(const QModelIndex &index, int role) const +{ + if (!index.isValid()) + return QVariant(); + if (role == Qt::DisplayRole) + return "Item " + QString::number(index.row()) + ":" + QString::number(index.column()); + if (role == Qt::DecorationRole) { + if (index.column() == 0) + return iconProvider.icon(QFileIconProvider::Folder); + return iconProvider.icon(QFileIconProvider::File); + } + return QVariant(); +} + +QVariant Model::headerData(int section, Qt::Orientation orientation, int role) const +{ + if (role == Qt::DisplayRole) + return QString::number(section); + if (role == Qt::DecorationRole) + return QVariant::fromValue(services); + return QAbstractItemModel::headerData(section, orientation, role); +} + +bool Model::hasChildren(const QModelIndex &parent) const +{ + if (parent.isValid() && parent.column() != 0) + return false; + return rc > 0 && cc > 0; +} + +Qt::ItemFlags Model::flags(const QModelIndex &index) const +{ + if (!index.isValid()) + return 0; + return (Qt::ItemIsDragEnabled|Qt::ItemIsSelectable|Qt::ItemIsEnabled); +} + +Model::Node *Model::node(int row, Node *parent) const +{ + if (parent && !parent->children) + parent->children = new QVector(rc, Node(parent)); + QVector *v = parent ? parent->children : tree; + return const_cast(&(v->at(row))); +} + +Model::Node *Model::parent(Node *child) const +{ + return child ? child->parent : 0; +} + +int Model::row(Node *node) const +{ + const Node *first = node->parent ? &(node->parent->children->at(0)) : &(tree->at(0)); + return (node - first); +} diff --git a/examples/itemviews/interview/model.h b/examples/itemviews/interview/model.h new file mode 100644 index 0000000000..f0ae556ce3 --- /dev/null +++ b/examples/itemviews/interview/model.h @@ -0,0 +1,90 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MODEL_H +#define MODEL_H + +#include +#include +#include +#include + +class Model : public QAbstractItemModel +{ + Q_OBJECT + +public: + Model(int rows, int columns, QObject *parent = 0); + ~Model(); + + QModelIndex index(int row, int column, const QModelIndex &parent) const; + QModelIndex parent(const QModelIndex &child) const; + + int rowCount(const QModelIndex &parent) const; + int columnCount(const QModelIndex &parent) const; + + QVariant data(const QModelIndex &index, int role) const; + QVariant headerData(int section, Qt::Orientation orientation, int role) const; + + bool hasChildren(const QModelIndex &parent) const; + Qt::ItemFlags flags(const QModelIndex &index) const; + +private: + + struct Node + { + Node(Node *parent = 0) : parent(parent), children(0) {} + ~Node() { delete children; } + Node *parent; + QVector *children; + }; + + Node *node(int row, Node *parent) const; + Node *parent(Node *child) const; + int row(Node *node) const; + + QIcon services; + int rc, cc; + QVector *tree; + QFileIconProvider iconProvider; +}; + +#endif diff --git a/examples/itemviews/spreadsheet/images/interview.png b/examples/itemviews/spreadsheet/images/interview.png new file mode 100644 index 0000000000..0c3d690258 Binary files /dev/null and b/examples/itemviews/spreadsheet/images/interview.png differ diff --git a/examples/itemviews/spreadsheet/main.cpp b/examples/itemviews/spreadsheet/main.cpp new file mode 100644 index 0000000000..4c20646f9c --- /dev/null +++ b/examples/itemviews/spreadsheet/main.cpp @@ -0,0 +1,55 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include +#include "spreadsheet.h" + +int main(int argc, char** argv) { + Q_INIT_RESOURCE(spreadsheet); + QApplication app(argc, argv); + SpreadSheet sheet(10, 6); + sheet.setWindowIcon(QPixmap(":/images/interview.png")); + sheet.resize(640, 420); + sheet.show(); + return app.exec(); +} + + diff --git a/examples/itemviews/spreadsheet/printview.cpp b/examples/itemviews/spreadsheet/printview.cpp new file mode 100644 index 0000000000..0962e28844 --- /dev/null +++ b/examples/itemviews/spreadsheet/printview.cpp @@ -0,0 +1,59 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "printview.h" +#include +#include + +PrintView::PrintView() +{ + setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); +} + +void PrintView::print(QPrinter *printer) +{ +#ifndef QT_NO_PRINTER + resize(printer->width(), printer->height()); + render(printer); +#endif +} + diff --git a/examples/itemviews/spreadsheet/printview.h b/examples/itemviews/spreadsheet/printview.h new file mode 100644 index 0000000000..7c74844483 --- /dev/null +++ b/examples/itemviews/spreadsheet/printview.h @@ -0,0 +1,60 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef PRINTVIEW_H +#define PRINTVIEW_H + +#include + +class PrintView : public QTableView +{ + Q_OBJECT + +public: + PrintView(); + +public Q_SLOTS: + void print(QPrinter *printer); +}; + +#endif // PRINTVIEW_H + + diff --git a/examples/itemviews/spreadsheet/spreadsheet.cpp b/examples/itemviews/spreadsheet/spreadsheet.cpp new file mode 100644 index 0000000000..6b99521b7b --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheet.cpp @@ -0,0 +1,633 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include +#include "spreadsheet.h" +#include "spreadsheetdelegate.h" +#include "spreadsheetitem.h" +#include "printview.h" + +SpreadSheet::SpreadSheet(int rows, int cols, QWidget *parent) + : QMainWindow(parent) +{ + addToolBar(toolBar = new QToolBar()); + formulaInput = new QLineEdit(); + + cellLabel = new QLabel(toolBar); + cellLabel->setMinimumSize(80, 0); + + toolBar->addWidget(cellLabel); + toolBar->addWidget(formulaInput); + + table = new QTableWidget(rows, cols, this); + for (int c = 0; c < cols; ++c) { + QString character(QChar('A' + c)); + table->setHorizontalHeaderItem(c, new QTableWidgetItem(character)); + } + + table->setItemPrototype(table->item(rows -1, cols - 1)); + table->setItemDelegate(new SpreadSheetDelegate()); + + createActions(); + updateColor(0); + setupMenuBar(); + setupContents(); + setupContextMenu(); + setCentralWidget(table); + + statusBar(); + connect(table, SIGNAL(currentItemChanged(QTableWidgetItem*,QTableWidgetItem*)), + this, SLOT(updateStatus(QTableWidgetItem*))); + connect(table, SIGNAL(currentItemChanged(QTableWidgetItem*,QTableWidgetItem*)), + this, SLOT(updateColor(QTableWidgetItem*))); + connect(table, SIGNAL(currentItemChanged(QTableWidgetItem*,QTableWidgetItem*)), + this, SLOT(updateLineEdit(QTableWidgetItem*))); + connect(table, SIGNAL(itemChanged(QTableWidgetItem*)), + this, SLOT(updateStatus(QTableWidgetItem*))); + connect(formulaInput, SIGNAL(returnPressed()), this, SLOT(returnPressed())); + connect(table, SIGNAL(itemChanged(QTableWidgetItem*)), + this, SLOT(updateLineEdit(QTableWidgetItem*))); + + setWindowTitle(tr("Spreadsheet")); +} + +void SpreadSheet::createActions() +{ + cell_sumAction = new QAction(tr("Sum"), this); + connect(cell_sumAction, SIGNAL(triggered()), this, SLOT(actionSum())); + + cell_addAction = new QAction(tr("&Add"), this); + cell_addAction->setShortcut(Qt::CTRL | Qt::Key_Plus); + connect(cell_addAction, SIGNAL(triggered()), this, SLOT(actionAdd())); + + cell_subAction = new QAction(tr("&Subtract"), this); + cell_subAction->setShortcut(Qt::CTRL | Qt::Key_Minus); + connect(cell_subAction, SIGNAL(triggered()), this, SLOT(actionSubtract())); + + cell_mulAction = new QAction(tr("&Multiply"), this); + cell_mulAction->setShortcut(Qt::CTRL | Qt::Key_multiply); + connect(cell_mulAction, SIGNAL(triggered()), this, SLOT(actionMultiply())); + + cell_divAction = new QAction(tr("&Divide"), this); + cell_divAction->setShortcut(Qt::CTRL | Qt::Key_division); + connect(cell_divAction, SIGNAL(triggered()), this, SLOT(actionDivide())); + + fontAction = new QAction(tr("Font..."), this); + fontAction->setShortcut(Qt::CTRL | Qt::Key_F); + connect(fontAction, SIGNAL(triggered()), this, SLOT(selectFont())); + + colorAction = new QAction(QPixmap(16, 16), tr("Background &Color..."), this); + connect(colorAction, SIGNAL(triggered()), this, SLOT(selectColor())); + + clearAction = new QAction(tr("Clear"), this); + clearAction->setShortcut(Qt::Key_Delete); + connect(clearAction, SIGNAL(triggered()), this, SLOT(clear())); + + aboutSpreadSheet = new QAction(tr("About Spreadsheet"), this); + connect(aboutSpreadSheet, SIGNAL(triggered()), this, SLOT(showAbout())); + + exitAction = new QAction(tr("E&xit"), this); + connect(exitAction, SIGNAL(triggered()), qApp, SLOT(quit())); + + printAction = new QAction(tr("&Print"), this); + connect(printAction, SIGNAL(triggered()), this, SLOT(print())); + + firstSeparator = new QAction(this); + firstSeparator->setSeparator(true); + + secondSeparator = new QAction(this); + secondSeparator->setSeparator(true); +} + +void SpreadSheet::setupMenuBar() +{ + QMenu *fileMenu = menuBar()->addMenu(tr("&File")); + fileMenu->addAction(printAction); + fileMenu->addAction(exitAction); + + QMenu *cellMenu = menuBar()->addMenu(tr("&Cell")); + cellMenu->addAction(cell_addAction); + cellMenu->addAction(cell_subAction); + cellMenu->addAction(cell_mulAction); + cellMenu->addAction(cell_divAction); + cellMenu->addAction(cell_sumAction); + cellMenu->addSeparator(); + cellMenu->addAction(colorAction); + cellMenu->addAction(fontAction); + + menuBar()->addSeparator(); + + QMenu *aboutMenu = menuBar()->addMenu(tr("&Help")); + aboutMenu->addAction(aboutSpreadSheet); +} + +void SpreadSheet::updateStatus(QTableWidgetItem *item) +{ + if (item && item == table->currentItem()) { + statusBar()->showMessage(item->data(Qt::StatusTipRole).toString(), + 1000); + cellLabel->setText(tr("Cell: (%1)").arg(encode_pos(table->row(item), + table->column(item)))); + } +} + +void SpreadSheet::updateColor(QTableWidgetItem *item) +{ + QPixmap pix(16, 16); + QColor col; + if (item) + col = item->backgroundColor(); + if (!col.isValid()) + col = palette().base().color(); + + QPainter pt(&pix); + pt.fillRect(0, 0, 16, 16, col); + + QColor lighter = col.light(); + pt.setPen(lighter); + QPoint lightFrame[] = { QPoint(0, 15), QPoint(0, 0), QPoint(15, 0) }; + pt.drawPolyline(lightFrame, 3); + + pt.setPen(col.dark()); + QPoint darkFrame[] = { QPoint(1, 15), QPoint(15, 15), QPoint(15, 1) }; + pt.drawPolyline(darkFrame, 3); + + pt.end(); + + colorAction->setIcon(pix); +} + +void SpreadSheet::updateLineEdit(QTableWidgetItem *item) +{ + if (item != table->currentItem()) + return; + if (item) + formulaInput->setText(item->data(Qt::EditRole).toString()); + else + formulaInput->clear(); +} + +void SpreadSheet::returnPressed() +{ + QString text = formulaInput->text(); + int row = table->currentRow(); + int col = table->currentColumn(); + QTableWidgetItem *item = table->item(row, col); + if (!item) + table->setItem(row, col, new SpreadSheetItem(text)); + else + item->setData(Qt::EditRole, text); + table->viewport()->update(); +} + +void SpreadSheet::selectColor() +{ + QTableWidgetItem *item = table->currentItem(); + QColor col = item ? item->backgroundColor() : table->palette().base().color(); + col = QColorDialog::getColor(col, this); + if (!col.isValid()) + return; + + QList selected = table->selectedItems(); + if (selected.count() == 0) + return; + + foreach(QTableWidgetItem *i, selected) + if (i) + i->setBackgroundColor(col); + + updateColor(table->currentItem()); +} + +void SpreadSheet::selectFont() +{ + QList selected = table->selectedItems(); + if (selected.count() == 0) + return; + + bool ok = false; + QFont fnt = QFontDialog::getFont(&ok, font(), this); + + if (!ok) + return; + foreach(QTableWidgetItem *i, selected) + if (i) + i->setFont(fnt); +} + +bool SpreadSheet::runInputDialog(const QString &title, + const QString &c1Text, + const QString &c2Text, + const QString &opText, + const QString &outText, + QString *cell1, QString *cell2, QString *outCell) +{ + QStringList rows, cols; + for (int c = 0; c < table->columnCount(); ++c) + cols << QChar('A' + c); + for (int r = 0; r < table->rowCount(); ++r) + rows << QString::number(1 + r); + + QDialog addDialog(this); + addDialog.setWindowTitle(title); + + QGroupBox group(title, &addDialog); + group.setMinimumSize(250, 100); + + QLabel cell1Label(c1Text, &group); + QComboBox cell1RowInput(&group); + int c1Row, c1Col; + decode_pos(*cell1, &c1Row, &c1Col); + cell1RowInput.addItems(rows); + cell1RowInput.setCurrentIndex(c1Row); + + QComboBox cell1ColInput(&group); + cell1ColInput.addItems(cols); + cell1ColInput.setCurrentIndex(c1Col); + + QLabel operatorLabel(opText, &group); + operatorLabel.setAlignment(Qt::AlignHCenter); + + QLabel cell2Label(c2Text, &group); + QComboBox cell2RowInput(&group); + int c2Row, c2Col; + decode_pos(*cell2, &c2Row, &c2Col); + cell2RowInput.addItems(rows); + cell2RowInput.setCurrentIndex(c2Row); + QComboBox cell2ColInput(&group); + cell2ColInput.addItems(cols); + cell2ColInput.setCurrentIndex(c2Col); + + QLabel equalsLabel("=", &group); + equalsLabel.setAlignment(Qt::AlignHCenter); + + QLabel outLabel(outText, &group); + QComboBox outRowInput(&group); + int outRow, outCol; + decode_pos(*outCell, &outRow, &outCol); + outRowInput.addItems(rows); + outRowInput.setCurrentIndex(outRow); + QComboBox outColInput(&group); + outColInput.addItems(cols); + outColInput.setCurrentIndex(outCol); + + QPushButton cancelButton(tr("Cancel"), &addDialog); + connect(&cancelButton, SIGNAL(clicked()), &addDialog, SLOT(reject())); + + QPushButton okButton(tr("OK"), &addDialog); + okButton.setDefault(true); + connect(&okButton, SIGNAL(clicked()), &addDialog, SLOT(accept())); + + QHBoxLayout *buttonsLayout = new QHBoxLayout; + buttonsLayout->addStretch(1); + buttonsLayout->addWidget(&okButton); + buttonsLayout->addSpacing(10); + buttonsLayout->addWidget(&cancelButton); + + QVBoxLayout *dialogLayout = new QVBoxLayout(&addDialog); + dialogLayout->addWidget(&group); + dialogLayout->addStretch(1); + dialogLayout->addItem(buttonsLayout); + + QHBoxLayout *cell1Layout = new QHBoxLayout; + cell1Layout->addWidget(&cell1Label); + cell1Layout->addSpacing(10); + cell1Layout->addWidget(&cell1ColInput); + cell1Layout->addSpacing(10); + cell1Layout->addWidget(&cell1RowInput); + + QHBoxLayout *cell2Layout = new QHBoxLayout; + cell2Layout->addWidget(&cell2Label); + cell2Layout->addSpacing(10); + cell2Layout->addWidget(&cell2ColInput); + cell2Layout->addSpacing(10); + cell2Layout->addWidget(&cell2RowInput); + + QHBoxLayout *outLayout = new QHBoxLayout; + outLayout->addWidget(&outLabel); + outLayout->addSpacing(10); + outLayout->addWidget(&outColInput); + outLayout->addSpacing(10); + outLayout->addWidget(&outRowInput); + + QVBoxLayout *vLayout = new QVBoxLayout(&group); + vLayout->addItem(cell1Layout); + vLayout->addWidget(&operatorLabel); + vLayout->addItem(cell2Layout); + vLayout->addWidget(&equalsLabel); + vLayout->addStretch(1); + vLayout->addItem(outLayout); + + if (addDialog.exec()) { + *cell1 = cell1ColInput.currentText() + cell1RowInput.currentText(); + *cell2 = cell2ColInput.currentText() + cell2RowInput.currentText(); + *outCell = outColInput.currentText() + outRowInput.currentText(); + return true; + } + + return false; +} + +void SpreadSheet::actionSum() +{ + int row_first = 0; + int row_last = 0; + int row_cur = 0; + + int col_first = 0; + int col_last = 0; + int col_cur = 0; + + QList selected = table->selectedItems(); + + if (!selected.isEmpty()) { + QTableWidgetItem *first = selected.first(); + QTableWidgetItem *last = selected.last(); + row_first = table->row(first); + row_last = table->row(last); + col_first = table->column(first); + col_last = table->column(last); + } + + QTableWidgetItem *current = table->currentItem(); + + if (current) { + row_cur = table->row(current); + col_cur = table->column(current); + } + + QString cell1 = encode_pos(row_first, col_first); + QString cell2 = encode_pos(row_last, col_last); + QString out = encode_pos(row_cur, col_cur); + + if (runInputDialog(tr("Sum cells"), tr("First cell:"), tr("Last cell:"), + QString("%1").arg(QChar(0x03a3)), tr("Output to:"), + &cell1, &cell2, &out)) { + int row, col; + decode_pos(out, &row, &col); + table->item(row, col)->setText(tr("sum %1 %2").arg(cell1, cell2)); + } +} + +void SpreadSheet::actionMath_helper(const QString &title, const QString &op) +{ + QString cell1 = "C1"; + QString cell2 = "C2"; + QString out = "C3"; + + QTableWidgetItem *current = table->currentItem(); + if (current) + out = encode_pos(table->currentRow(), table->currentColumn()); + + if (runInputDialog(title, tr("Cell 1"), tr("Cell 2"), op, tr("Output to:"), + &cell1, &cell2, &out)) { + int row, col; + decode_pos(out, &row, &col); + table->item(row, col)->setText(tr("%1 %2 %3").arg(op, cell1, cell2)); + } +} + +void SpreadSheet::actionAdd() +{ + actionMath_helper(tr("Addition"), "+"); +} + +void SpreadSheet::actionSubtract() +{ + actionMath_helper(tr("Subtraction"), "-"); +} + +void SpreadSheet::actionMultiply() +{ + actionMath_helper(tr("Multiplication"), "*"); +} +void SpreadSheet::actionDivide() +{ + actionMath_helper(tr("Division"), "/"); +} + +void SpreadSheet::clear() +{ + foreach (QTableWidgetItem *i, table->selectedItems()) + i->setText(""); +} + +void SpreadSheet::setupContextMenu() +{ + addAction(cell_addAction); + addAction(cell_subAction); + addAction(cell_mulAction); + addAction(cell_divAction); + addAction(cell_sumAction); + addAction(firstSeparator); + addAction(colorAction); + addAction(fontAction); + addAction(secondSeparator); + addAction(clearAction); + setContextMenuPolicy(Qt::ActionsContextMenu); +} + +void SpreadSheet::setupContents() +{ + QColor titleBackground(Qt::lightGray); + QFont titleFont = table->font(); + titleFont.setBold(true); + + // column 0 + table->setItem(0, 0, new SpreadSheetItem("Item")); + table->item(0, 0)->setBackgroundColor(titleBackground); + table->item(0, 0)->setToolTip("This column shows the purchased item/service"); + table->item(0, 0)->setFont(titleFont); + + table->setItem(1, 0, new SpreadSheetItem("AirportBus")); + table->setItem(2, 0, new SpreadSheetItem("Flight (Munich)")); + table->setItem(3, 0, new SpreadSheetItem("Lunch")); + table->setItem(4, 0, new SpreadSheetItem("Flight (LA)")); + table->setItem(5, 0, new SpreadSheetItem("Taxi")); + table->setItem(6, 0, new SpreadSheetItem("Dinner")); + table->setItem(7, 0, new SpreadSheetItem("Hotel")); + table->setItem(8, 0, new SpreadSheetItem("Flight (Oslo)")); + table->setItem(9, 0, new SpreadSheetItem("Total:")); + + table->item(9, 0)->setFont(titleFont); + table->item(9, 0)->setBackgroundColor(Qt::lightGray); + + // column 1 + table->setItem(0, 1, new SpreadSheetItem("Date")); + table->item(0, 1)->setBackgroundColor(titleBackground); + table->item(0, 1)->setToolTip("This column shows the purchase date, double click to change"); + table->item(0, 1)->setFont(titleFont); + + table->setItem(1, 1, new SpreadSheetItem("15/6/2006")); + table->setItem(2, 1, new SpreadSheetItem("15/6/2006")); + table->setItem(3, 1, new SpreadSheetItem("15/6/2006")); + table->setItem(4, 1, new SpreadSheetItem("21/5/2006")); + table->setItem(5, 1, new SpreadSheetItem("16/6/2006")); + table->setItem(6, 1, new SpreadSheetItem("16/6/2006")); + table->setItem(7, 1, new SpreadSheetItem("16/6/2006")); + table->setItem(8, 1, new SpreadSheetItem("18/6/2006")); + + table->setItem(9, 1, new SpreadSheetItem()); + table->item(9, 1)->setBackgroundColor(Qt::lightGray); + + // column 2 + table->setItem(0, 2, new SpreadSheetItem("Price")); + table->item(0, 2)->setBackgroundColor(titleBackground); + table->item(0, 2)->setToolTip("This column shows the price of the purchase"); + table->item(0, 2)->setFont(titleFont); + + table->setItem(1, 2, new SpreadSheetItem("150")); + table->setItem(2, 2, new SpreadSheetItem("2350")); + table->setItem(3, 2, new SpreadSheetItem("-14")); + table->setItem(4, 2, new SpreadSheetItem("980")); + table->setItem(5, 2, new SpreadSheetItem("5")); + table->setItem(6, 2, new SpreadSheetItem("120")); + table->setItem(7, 2, new SpreadSheetItem("300")); + table->setItem(8, 2, new SpreadSheetItem("1240")); + + table->setItem(9, 2, new SpreadSheetItem()); + table->item(9, 2)->setBackgroundColor(Qt::lightGray); + + // column 3 + table->setItem(0, 3, new SpreadSheetItem("Currency")); + table->item(0, 3)->setBackgroundColor(titleBackground); + table->item(0, 3)->setToolTip("This column shows the currency"); + table->item(0, 3)->setFont(titleFont); + + table->setItem(1, 3, new SpreadSheetItem("NOK")); + table->setItem(2, 3, new SpreadSheetItem("NOK")); + table->setItem(3, 3, new SpreadSheetItem("EUR")); + table->setItem(4, 3, new SpreadSheetItem("EUR")); + table->setItem(5, 3, new SpreadSheetItem("USD")); + table->setItem(6, 3, new SpreadSheetItem("USD")); + table->setItem(7, 3, new SpreadSheetItem("USD")); + table->setItem(8, 3, new SpreadSheetItem("USD")); + + table->setItem(9, 3, new SpreadSheetItem()); + table->item(9,3)->setBackgroundColor(Qt::lightGray); + + // column 4 + table->setItem(0, 4, new SpreadSheetItem("Ex. Rate")); + table->item(0, 4)->setBackgroundColor(titleBackground); + table->item(0, 4)->setToolTip("This column shows the exchange rate to NOK"); + table->item(0, 4)->setFont(titleFont); + + table->setItem(1, 4, new SpreadSheetItem("1")); + table->setItem(2, 4, new SpreadSheetItem("1")); + table->setItem(3, 4, new SpreadSheetItem("8")); + table->setItem(4, 4, new SpreadSheetItem("8")); + table->setItem(5, 4, new SpreadSheetItem("7")); + table->setItem(6, 4, new SpreadSheetItem("7")); + table->setItem(7, 4, new SpreadSheetItem("7")); + table->setItem(8, 4, new SpreadSheetItem("7")); + + table->setItem(9, 4, new SpreadSheetItem()); + table->item(9,4)->setBackgroundColor(Qt::lightGray); + + // column 5 + table->setItem(0, 5, new SpreadSheetItem("NOK")); + table->item(0, 5)->setBackgroundColor(titleBackground); + table->item(0, 5)->setToolTip("This column shows the expenses in NOK"); + table->item(0, 5)->setFont(titleFont); + + table->setItem(1, 5, new SpreadSheetItem("* C2 E2")); + table->setItem(2, 5, new SpreadSheetItem("* C3 E3")); + table->setItem(3, 5, new SpreadSheetItem("* C4 E4")); + table->setItem(4, 5, new SpreadSheetItem("* C5 E5")); + table->setItem(5, 5, new SpreadSheetItem("* C6 E6")); + table->setItem(6, 5, new SpreadSheetItem("* C7 E7")); + table->setItem(7, 5, new SpreadSheetItem("* C8 E8")); + table->setItem(8, 5, new SpreadSheetItem("* C9 E9")); + + table->setItem(9, 5, new SpreadSheetItem("sum F2 F9")); + table->item(9,5)->setBackgroundColor(Qt::lightGray); +} + +const char *htmlText = +"" +"

This demo shows use of QTableWidget with custom handling for" +" individual cells.

" +"

Using a customized table item we make it possible to have dynamic" +" output in different cells. The content that is implemented for this" +" particular demo is:" +"

    " +"
  • Adding two cells.
    • " +"
  • Subtracting one cell from another.
    • " +"
  • Multiplying two cells.
    • " +"
  • Dividing one cell with another.
    • " +"
  • Summing the contents of an arbitrary number of cells.
    • " +""; + +void SpreadSheet::showAbout() +{ + QMessageBox::about(this, "About Spreadsheet", htmlText); +} + +void decode_pos(const QString &pos, int *row, int *col) +{ + if (pos.isEmpty()) { + *col = -1; + *row = -1; + } else { + *col = pos.at(0).toLatin1() - 'A'; + *row = pos.right(pos.size() - 1).toInt() - 1; + } +} + +QString encode_pos(int row, int col) +{ + return QString(col + 'A') + QString::number(row + 1); +} + + +void SpreadSheet::print() +{ +#ifndef QT_NO_PRINTER + QPrinter printer(QPrinter::ScreenResolution); + QPrintPreviewDialog dlg(&printer); + PrintView view; + view.setModel(table->model()); + connect(&dlg, SIGNAL(paintRequested(QPrinter*)), + &view, SLOT(print(QPrinter*))); + dlg.exec(); +#endif +} + diff --git a/examples/itemviews/spreadsheet/spreadsheet.h b/examples/itemviews/spreadsheet/spreadsheet.h new file mode 100644 index 0000000000..386a469c99 --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheet.h @@ -0,0 +1,124 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SPREADSHEET_H +#define SPREADSHEET_H + +#include + +QT_BEGIN_NAMESPACE +class QAction; +class QLabel; +class QLineEdit; +class QToolBar; +class QTableWidgetItem; +class QTableWidget; +QT_END_NAMESPACE + +class SpreadSheet : public QMainWindow +{ + Q_OBJECT + +public: + + SpreadSheet(int rows, int cols, QWidget *parent = 0); + +public slots: + void updateStatus(QTableWidgetItem *item); + void updateColor(QTableWidgetItem *item); + void updateLineEdit(QTableWidgetItem *item); + void returnPressed(); + void selectColor(); + void selectFont(); + void clear(); + void showAbout(); + + void print(); + + void actionSum(); + void actionSubtract(); + void actionAdd(); + void actionMultiply(); + void actionDivide(); + +protected: + void setupContextMenu(); + void setupContents(); + + void setupMenuBar(); + void createActions(); + + void actionMath_helper(const QString &title, const QString &op); + bool runInputDialog(const QString &title, + const QString &c1Text, + const QString &c2Text, + const QString &opText, + const QString &outText, + QString *cell1, QString *cell2, QString *outCell); +private: + QToolBar *toolBar; + QAction *colorAction; + QAction *fontAction; + QAction *firstSeparator; + QAction *cell_sumAction; + QAction *cell_addAction; + QAction *cell_subAction; + QAction *cell_mulAction; + QAction *cell_divAction; + QAction *secondSeparator; + QAction *clearAction; + QAction *aboutSpreadSheet; + QAction *exitAction; + + QAction *printAction; + + QLabel *cellLabel; + QTableWidget *table; + QLineEdit *formulaInput; + +}; + +void decode_pos(const QString &pos, int *row, int *col); +QString encode_pos(int row, int col); + + +#endif // SPREADSHEET_H + diff --git a/examples/itemviews/spreadsheet/spreadsheet.pro b/examples/itemviews/spreadsheet/spreadsheet.pro new file mode 100644 index 0000000000..7179d98eba --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheet.pro @@ -0,0 +1,34 @@ +###################################################################### +# Automatically generated by qmake (2.01a) Thu Mar 5 14:39:33 2009 +###################################################################### + +TEMPLATE = app +TARGET = +DEPENDPATH += . +INCLUDEPATH += . + +CONFIG += qt warn_on +#unix:contains(QT_CONFIG, dbus):QT += dbus + +# Input +HEADERS += printview.h spreadsheet.h spreadsheetdelegate.h spreadsheetitem.h +SOURCES += main.cpp \ + printview.cpp \ + spreadsheet.cpp \ + spreadsheetdelegate.cpp \ + spreadsheetitem.cpp +RESOURCES += spreadsheet.qrc + + +build_all:!build_pass { + CONFIG -= build_all + CONFIG += release +} + +# install +target.path = $$[QT_INSTALL_DEMOS]/qtbase/spreadsheet +sources.files = $$SOURCES $$RESOURCES *.pro images $$HEADERS +sources.path = $$[QT_INSTALL_DEMOS]/qtbase/spreadsheet +INSTALLS += target sources + +symbian: CONFIG += qt_demo diff --git a/examples/itemviews/spreadsheet/spreadsheet.qrc b/examples/itemviews/spreadsheet/spreadsheet.qrc new file mode 100644 index 0000000000..13f496d8e3 --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheet.qrc @@ -0,0 +1,5 @@ + + + images/interview.png + + diff --git a/examples/itemviews/spreadsheet/spreadsheetdelegate.cpp b/examples/itemviews/spreadsheet/spreadsheetdelegate.cpp new file mode 100644 index 0000000000..6f2f2dd071 --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheetdelegate.cpp @@ -0,0 +1,114 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "spreadsheetdelegate.h" +#include + +SpreadSheetDelegate::SpreadSheetDelegate(QObject *parent) + : QItemDelegate(parent) {} + +QWidget *SpreadSheetDelegate::createEditor(QWidget *parent, + const QStyleOptionViewItem &, + const QModelIndex &index) const +{ + if (index.column() == 1) { + QDateTimeEdit *editor = new QDateTimeEdit(parent); + editor->setDisplayFormat("dd/M/yyyy"); + editor->setCalendarPopup(true); + return editor; + } + + QLineEdit *editor = new QLineEdit(parent); + + // create a completer with the strings in the column as model + QStringList allStrings; + for (int i = 1; irowCount(); i++) { + QString strItem(index.model()->data(index.sibling(i, index.column()), + Qt::EditRole).toString()); + + if (!allStrings.contains(strItem)) + allStrings.append(strItem); + } + + QCompleter *autoComplete = new QCompleter(allStrings); + editor->setCompleter(autoComplete); + connect(editor, SIGNAL(editingFinished()), + this, SLOT(commitAndCloseEditor())); + return editor; +} + +void SpreadSheetDelegate::commitAndCloseEditor() +{ + QLineEdit *editor = qobject_cast(sender()); + emit commitData(editor); + emit closeEditor(editor); +} + +void SpreadSheetDelegate::setEditorData(QWidget *editor, + const QModelIndex &index) const +{ + QLineEdit *edit = qobject_cast(editor); + if (edit) { + edit->setText(index.model()->data(index, Qt::EditRole).toString()); + } else { + QDateTimeEdit *dateEditor = qobject_cast(editor); + if (dateEditor) { + dateEditor->setDate(QDate::fromString( + index.model()->data(index, Qt::EditRole).toString(), + "d/M/yyyy")); + } + } +} + +void SpreadSheetDelegate::setModelData(QWidget *editor, + QAbstractItemModel *model, const QModelIndex &index) const +{ + QLineEdit *edit = qobject_cast(editor); + if (edit) { + model->setData(index, edit->text()); + } else { + QDateTimeEdit *dateEditor = qobject_cast(editor); + if (dateEditor) { + model->setData(index, dateEditor->date().toString("dd/M/yyyy")); + } + } +} + diff --git a/examples/itemviews/spreadsheet/spreadsheetdelegate.h b/examples/itemviews/spreadsheet/spreadsheetdelegate.h new file mode 100644 index 0000000000..7987f35499 --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheetdelegate.h @@ -0,0 +1,65 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SPREADSHEETDELEGATE_H +#define SPREADSHEETDELEGATE_H + +#include +#include "spreadsheet.h" + +class SpreadSheetDelegate : public QItemDelegate +{ + Q_OBJECT + +public: + SpreadSheetDelegate(QObject *parent = 0); + QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &, + const QModelIndex &index) const; + void setEditorData(QWidget *editor, const QModelIndex &index) const; + void setModelData(QWidget *editor, QAbstractItemModel *model, + const QModelIndex &index) const; + +private slots: + void commitAndCloseEditor(); +}; + +#endif // SPREADSHEETDELEGATE_H + diff --git a/examples/itemviews/spreadsheet/spreadsheetitem.cpp b/examples/itemviews/spreadsheet/spreadsheetitem.cpp new file mode 100644 index 0000000000..74a1967a8a --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheetitem.cpp @@ -0,0 +1,167 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "spreadsheetitem.h" + +SpreadSheetItem::SpreadSheetItem() + : QTableWidgetItem(), isResolving(false) +{ +} + +SpreadSheetItem::SpreadSheetItem(const QString &text) + : QTableWidgetItem(text), isResolving(false) +{ +} + +QTableWidgetItem *SpreadSheetItem::clone() const +{ + SpreadSheetItem *item = new SpreadSheetItem(); + *item = *this; + return item; +} + +QVariant SpreadSheetItem::data(int role) const +{ + if (role == Qt::EditRole || role == Qt::StatusTipRole) + return formula(); + + if (role == Qt::DisplayRole) + return display(); + + QString t = display().toString(); + bool isNumber = false; + int number = t.toInt(&isNumber); + + if (role == Qt::TextColorRole) { + if (!isNumber) + return QVariant::fromValue(QColor(Qt::black)); + else if (number < 0) + return QVariant::fromValue(QColor(Qt::red)); + return QVariant::fromValue(QColor(Qt::blue)); + } + + if (role == Qt::TextAlignmentRole) + if (!t.isEmpty() && (t.at(0).isNumber() || t.at(0) == '-')) + return (int)(Qt::AlignRight | Qt::AlignVCenter); + + return QTableWidgetItem::data(role); + } + +void SpreadSheetItem::setData(int role, const QVariant &value) +{ + QTableWidgetItem::setData(role, value); + if (tableWidget()) + tableWidget()->viewport()->update(); +} + +QVariant SpreadSheetItem::display() const +{ + // avoid circular dependencies + if (isResolving) + return QVariant(); + + isResolving = true; + QVariant result = computeFormula(formula(), tableWidget(), this); + isResolving = false; + return result; +} + +QVariant SpreadSheetItem::computeFormula(const QString &formula, + const QTableWidget *widget, + const QTableWidgetItem *self) +{ + // check if the s tring is actually a formula or not + QStringList list = formula.split(' '); + if (list.isEmpty() || !widget) + return formula; // it is a normal string + + QString op = list.value(0).toLower(); + + int firstRow = -1; + int firstCol = -1; + int secondRow = -1; + int secondCol = -1; + + if (list.count() > 1) + decode_pos(list.value(1), &firstRow, &firstCol); + + if (list.count() > 2) + decode_pos(list.value(2), &secondRow, &secondCol); + + const QTableWidgetItem *start = widget->item(firstRow, firstCol); + const QTableWidgetItem *end = widget->item(secondRow, secondCol); + + int firstVal = start ? start->text().toInt() : 0; + int secondVal = end ? end->text().toInt() : 0; + + QVariant result; + if (op == "sum") { + int sum = 0; + for (int r = firstRow; r <= secondRow; ++r) { + for (int c = firstCol; c <= secondCol; ++c) { + const QTableWidgetItem *tableItem = widget->item(r, c); + if (tableItem && tableItem != self) + sum += tableItem->text().toInt(); + } + } + + result = sum; + } else if (op == "+") { + result = (firstVal + secondVal); + } else if (op == "-") { + result = (firstVal - secondVal); + } else if (op == "*") { + result = (firstVal * secondVal); + } else if (op == "/") { + if (secondVal == 0) + result = QString("nan"); + else + result = (firstVal / secondVal); + } else if (op == "=") { + if (start) + result = start->text(); + } else { + result = formula; + } + + return result; +} + diff --git a/examples/itemviews/spreadsheet/spreadsheetitem.h b/examples/itemviews/spreadsheet/spreadsheetitem.h new file mode 100644 index 0000000000..b0e7e337ed --- /dev/null +++ b/examples/itemviews/spreadsheet/spreadsheetitem.h @@ -0,0 +1,73 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SPREADSHEETITEM_H +#define SPREADSHEETITEM_H + +#include +#include +#include "spreadsheet.h" + +class SpreadSheetItem : public QTableWidgetItem +{ +public: + SpreadSheetItem(); + SpreadSheetItem(const QString &text); + + QTableWidgetItem *clone() const; + + QVariant data(int role) const; + void setData(int role, const QVariant &value); + QVariant display() const; + + inline QString formula() const + { return QTableWidgetItem::data(Qt::DisplayRole).toString(); } + + static QVariant computeFormula(const QString &formula, + const QTableWidget *widget, + const QTableWidgetItem *self = 0); + +private: + mutable bool isResolving; +}; + +#endif // SPREADSHEETITEM_H + -- cgit v1.2.3