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392 lines
11 KiB
392 lines
11 KiB
/* |
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Copyright (c) 2009 Stephen Kelly <steveire@gmail.com> |
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This library is free software; you can redistribute it and/or modify it |
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under the terms of the GNU Library General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or (at your |
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option) any later version. |
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This library is distributed in the hope that it will be useful, but WITHOUT |
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
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License for more details. |
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You should have received a copy of the GNU Library General Public License |
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along with this library; see the file COPYING.LIB. If not, write to the |
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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02110-1301, USA. |
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*/ |
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#include "dynamictreewidget.h" |
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#include <QComboBox> |
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#include <QTabWidget> |
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#include <QPlainTextEdit> |
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#include <QTreeView> |
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#include <QHBoxLayout> |
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#include <QPushButton> |
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#include <QRadioButton> |
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#include <QDebug> |
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#include "dynamictreemodel.h" |
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static const char *const treePredefinesNames[] = { |
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"Flat List", |
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"Straight Line Tree", |
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"Dragon Teeth 1", |
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"Dragon Teeth 2", |
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"Random Tree 1" |
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}; |
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static const char *const treePredefinesContent[] = { |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1" |
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" - 1", |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - - - - - 1" |
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" - - - - - - 1" |
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" - - - - - - - 1" |
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" - - - - - - - - 1" |
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" - - - - - - - - - 1" |
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" - - - - - - - - - - 1" |
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" - - - - - - - - - - - 1" |
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" - - - - - - - - - - - - 1" |
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" - - - - - - - - - - - - - 1" |
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" - - - - - - - - - - - - - - 1" |
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" - - - - - - - - - - - - - - - 1" |
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" - - - - - - - - - - - - - - - - 1", |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1", |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - - - - - 1" |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - - - - - 1" |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - - - - - 1" |
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" - 1" |
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" - - 1" |
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" - - - 1" |
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" - - - - 1" |
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" - - - - - 1", |
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" - 1" |
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" - 2" |
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" - - 3" |
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" - - - 4" |
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" - 5" |
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" - 6" |
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" - 7" |
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" - - 8" |
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" - - - 9" |
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" - - - 10" |
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" - - - - 11" |
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" - - - 12" |
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" - - - - 13" |
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" - 14" |
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" - 15" |
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}; |
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static const char *const insertSubTreePredefinesNames[] = { |
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"Flat List", |
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"Straight Line Tree", |
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"Dragon Teeth 1", |
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"Dragon Teeth 2", |
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"Random Tree 1" |
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}; |
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static const char *const insertSubTreePredefinesContent[] = { |
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" - 1\n" |
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" - 1\n" |
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" - 1\n" |
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" - 1\n", |
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" - 1\n" |
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" - - 1\n" |
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" - - - 1\n" |
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" - - - - 1\n", |
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" - 1\n" |
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" - - 1\n" |
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" - 1\n" |
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" - - 1\n", |
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" - 1\n" |
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" - - 1\n" |
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" - - - 1\n" |
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" - 1\n" |
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" - - 1\n" |
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" - - - 1\n", |
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" - 1\n" |
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" - 2\n" |
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" - - 3\n" |
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" - - - 4\n" |
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" - 5\n" |
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}; |
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DynamicTreeWidget::DynamicTreeWidget(DynamicTreeModel *rootModel, QWidget *parent, Qt::WindowFlags f) |
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: QWidget(parent, f), m_dynamicTreeModel(rootModel) |
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{ |
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QTabWidget *tabWidget = new QTabWidget(this); |
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QHBoxLayout *layout = new QHBoxLayout(this); |
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layout->addWidget(tabWidget); |
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QWidget *editContainer = new QWidget(tabWidget); |
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QVBoxLayout *editLayout = new QVBoxLayout(editContainer); |
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m_treePredefines = new QComboBox(editContainer); |
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for (uint i = 0; i < sizeof treePredefinesNames / sizeof * treePredefinesNames; ++i) { |
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m_treePredefines->addItem(*(treePredefinesNames + i), *(treePredefinesContent + i)); |
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} |
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editLayout->addWidget(m_treePredefines); |
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connect(m_treePredefines, SIGNAL(currentIndexChanged(int)), SLOT(setTreePredefine(int))); |
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m_textEdit = new QPlainTextEdit(editContainer); |
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editLayout->addWidget(m_textEdit); |
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QWidget *viewContainer = new QWidget(tabWidget); |
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QVBoxLayout *viewLayout = new QVBoxLayout(viewContainer); |
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m_treeView = new QTreeView(tabWidget); |
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m_treeView->setModel(rootModel); |
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m_treeView->setSelectionMode(QAbstractItemView::ExtendedSelection); |
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m_treeView->setDragDropMode(QAbstractItemView::InternalMove); |
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m_treeView->setDragEnabled(true); |
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m_treeView->setAcceptDrops(true); |
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m_treeView->setDropIndicatorShown(true); |
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QPushButton *m_removeButton = new QPushButton(QStringLiteral("Remove"), tabWidget); |
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connect(m_removeButton, SIGNAL(clicked(bool)), SLOT(removeSelected())); |
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m_insertSubTreePredefines = new QComboBox(this); |
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for (uint i = 0; i < sizeof insertSubTreePredefinesNames / sizeof * insertSubTreePredefinesNames; ++i) { |
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m_insertSubTreePredefines->addItem(*(insertSubTreePredefinesNames + i), *(insertSubTreePredefinesContent + i)); |
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} |
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editLayout->addWidget(m_insertSubTreePredefines); |
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connect(m_insertSubTreePredefines, SIGNAL(currentIndexChanged(int)), SLOT(setInsertSubTreePredefine(int))); |
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m_insertPatternTextEdit = new QPlainTextEdit(tabWidget); |
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m_insertPatternTextEdit->setMaximumHeight(100); |
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m_insertChildren = new QRadioButton(QStringLiteral("Insert Children"), tabWidget); |
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m_insertSiblingsAbove = new QRadioButton(QStringLiteral("Insert Siblings Above"), tabWidget); |
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m_insertSiblingsBelow = new QRadioButton(QStringLiteral("Insert Siblings Below"), tabWidget); |
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m_insertChildren->setChecked(true); |
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QPushButton *m_insertButton = new QPushButton(QStringLiteral("Insert"), tabWidget); |
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connect(m_insertButton, SIGNAL(clicked(bool)), SLOT(insertSelected())); |
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QPushButton *m_resetButton = new QPushButton(QStringLiteral("Reset"), tabWidget); |
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connect(m_resetButton, SIGNAL(clicked(bool)), SLOT(resetModel())); |
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viewLayout->addWidget(m_treeView); |
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viewLayout->addWidget(m_removeButton); |
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viewLayout->addWidget(m_insertSubTreePredefines); |
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viewLayout->addWidget(m_insertPatternTextEdit); |
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viewLayout->addWidget(m_insertChildren); |
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viewLayout->addWidget(m_insertSiblingsAbove); |
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viewLayout->addWidget(m_insertSiblingsBelow); |
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viewLayout->addWidget(m_insertButton); |
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viewLayout->addWidget(m_resetButton); |
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tabWidget->addTab(editContainer, QStringLiteral("Edit")); |
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tabWidget->addTab(viewContainer, QStringLiteral("View")); |
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tabWidget->setCurrentIndex(ViewTab); |
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connect(tabWidget, SIGNAL(currentChanged(int)), SLOT(currentChanged(int))); |
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stringToModel( |
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QLatin1String(" - 1" |
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" - 2" |
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" - - 3" |
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" - - 4" |
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" - - 5" |
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" - 6" |
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" - 7" |
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" - - 8" |
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" - - - 9" |
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" - - - 10" |
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" - - 11" |
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" - - 12" |
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" - 13" |
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" - 14" |
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" - 15" |
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" - - 16" |
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" - - - 17" |
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" - - - 18" |
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" - 19" |
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" - 20" |
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" - 21") |
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); |
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} |
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void DynamicTreeWidget::setInitialTree(const QString &treeString) |
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{ |
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stringToModel(treeString); |
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} |
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void DynamicTreeWidget::currentChanged(int index) |
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{ |
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switch (index) { |
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case EditTab: |
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m_textEdit->setPlainText(modelTreeToString(0, QModelIndex())); |
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break; |
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case ViewTab: |
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if (m_textEdit->document()->isModified()) { |
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stringToModel(m_textEdit->toPlainText()); |
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} |
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m_textEdit->document()->setModified(false); |
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break; |
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} |
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} |
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void DynamicTreeWidget::stringToModel(const QString &treeString) |
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{ |
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if (treeString.isEmpty()) { |
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return; |
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} |
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m_dynamicTreeModel->clear(); |
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ModelInsertCommand *command = new ModelInsertCommand(m_dynamicTreeModel); |
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command->setStartRow(0); |
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command->interpret(treeString); |
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command->doCommand(); |
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m_treeView->expandAll(); |
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} |
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QString DynamicTreeWidget::modelTreeToString(int depth, const QModelIndex &parent) |
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{ |
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QString result; |
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QModelIndex idx; |
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static const int column = 0; |
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QString prefix; |
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for (int i = 0; i <= depth; ++i) { |
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prefix.append(" -"); |
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} |
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for (int row = 0; row < m_dynamicTreeModel->rowCount(parent); ++row) { |
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idx = m_dynamicTreeModel->index(row, column, parent); |
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result.append(prefix + " " + idx.data().toString() + "\n"); |
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if (m_dynamicTreeModel->hasChildren(idx)) { |
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result.append(modelTreeToString(depth + 1, idx)); |
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} |
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} |
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return result; |
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} |
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void DynamicTreeWidget::removeSelected() |
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{ |
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QModelIndex parent; |
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ModelRemoveCommand *removeCommand = new ModelRemoveCommand(m_dynamicTreeModel, this); |
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QItemSelection selection = m_treeView->selectionModel()->selection(); |
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while (!selection.isEmpty()) { |
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const QItemSelectionRange range = selection.takeFirst(); // The selection model will take care of updating persistent indexes. |
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Q_ASSERT(range.isValid()); |
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qDebug() << range.parent() << range.top() << range.bottom(); |
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removeCommand->setAncestorRowNumbers(m_dynamicTreeModel->indexToPath(range.parent())); |
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removeCommand->setStartRow(range.top()); |
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removeCommand->setEndRow(range.bottom()); |
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qDebug() << m_dynamicTreeModel->indexToPath(range.parent()); |
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removeCommand->doCommand(); |
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selection = m_treeView->selectionModel()->selection(); |
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} |
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} |
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void DynamicTreeWidget::insertSelected() |
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{ |
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const QModelIndexList selectedRows = m_treeView->selectionModel()->selectedRows(); |
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if (selectedRows.size() != 1) { |
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return; |
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} |
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const QModelIndex selectedRow = selectedRows.first(); |
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ModelInsertCommand *ins = new ModelInsertCommand(m_dynamicTreeModel, this); |
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if (m_insertChildren->isChecked()) { |
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ins->setAncestorRowNumbers(m_dynamicTreeModel->indexToPath(selectedRow)); |
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ins->setStartRow(0); |
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} else if (m_insertSiblingsAbove->isChecked()) { |
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ins->setAncestorRowNumbers(m_dynamicTreeModel->indexToPath(selectedRow.parent())); |
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ins->setStartRow(selectedRow.row()); |
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} else { |
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Q_ASSERT(m_insertSiblingsBelow->isChecked()); |
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ins->setAncestorRowNumbers(m_dynamicTreeModel->indexToPath(selectedRow.parent())); |
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ins->setStartRow(selectedRow.row() + 1); |
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} |
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ins->interpret(m_insertPatternTextEdit->toPlainText()); |
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ins->doCommand(); |
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} |
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void DynamicTreeWidget::resetModel() |
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{ |
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ModelResetCommand *resetCommand = new ModelResetCommand(m_dynamicTreeModel, this); |
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resetCommand->setInitialTree(m_insertPatternTextEdit->toPlainText().trimmed()); |
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resetCommand->doCommand(); |
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} |
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void DynamicTreeWidget::setTreePredefine(int index) |
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{ |
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stringToModel(m_treePredefines->itemData(index).toString()); |
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m_textEdit->setPlainText(modelTreeToString(0, QModelIndex())); |
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} |
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void DynamicTreeWidget::setInsertSubTreePredefine(int index) |
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{ |
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m_insertPatternTextEdit->setPlainText(m_insertSubTreePredefines->itemData(index).toString()); |
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} |
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