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nodetreeview.cpp

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nodetreemodel.h
develop
zhangshuoshuo 3 months ago
parent 85254c8e29
commit 26aaeff0b3
2 changed files with 151 additions and 145 deletions
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179
source/src/nodetreemodel.h
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@ -10,121 +10,126 @@
#include "nodedata.h" #include "nodedata.h"
#include "dbmanager.h" #include "dbmanager.h"
#include "nodepath.h" #include "nodepath.h"
// NodeItem 命名空间，定义角色和类型枚举
namespace NodeItem { namespace NodeItem {
enum Roles { enum Roles {
ItemType = Qt::UserRole, ItemType = Qt::UserRole, // 项类型
DisplayText = Qt::DisplayRole, DisplayText = Qt::DisplayRole, // 显示文本
Icon = Qt::DecorationRole, Icon = Qt::DecorationRole, // 图标
TagColor = Qt::UserRole + 1, TagColor = Qt::UserRole + 1, // 标签颜色
IsExpandable, IsExpandable, // 是否可展开
AbsPath, AbsPath, // 绝对路径
RelPos, RelPos, // 相对位置
ChildCount, ChildCount, // 子项数量
NodeId NodeId // 节点ID
}; };
enum Type { enum Type {
AllNoteButton = 1, AllNoteButton = 1, // 所有笔记按钮
// We store this enum inside QVariant, TrashButton, // 垃圾桶按钮
// and an invalid QVariant conversion return 0 FolderSeparator, // 文件夹分隔符
TrashButton, TagSeparator, // 标签分隔符
FolderSeparator, FolderItem, // 文件夹项
TagSeparator, NoteItem, // 笔记项
FolderItem, TagItem, // 标签项
NoteItem, RootItem // 根项
TagItem,
RootItem
}; };
} // namespace NodeItem } // namespace NodeItem
class NodeTreeItem class NodeTreeItem// NodeTreeItem 类，表示树中的一个节点
{ {
public: public:
explicit NodeTreeItem(const QHash<NodeItem::Roles, QVariant> &data, explicit NodeTreeItem(const QHash<NodeItem::Roles, QVariant> &data,
NodeTreeItem *parentItem = nullptr); NodeTreeItem *parentItem = nullptr); // 构造函数
~NodeTreeItem(); ~NodeTreeItem(); // 析构函数
void appendChild(NodeTreeItem *child); void appendChild(NodeTreeItem *child); // 添加子节点
void insertChild(int row, NodeTreeItem *child); void insertChild(int row, NodeTreeItem *child); // 在指定位置插入子节点
NodeTreeItem *child(int row); NodeTreeItem *child(int row); // 获取指定位置的子节点
void removeChild(int row); void removeChild(int row); // 移除指定位置的子节点
NodeTreeItem *takeChildAt(int row); NodeTreeItem *takeChildAt(int row); // 移除并返回指定位置的子节点
int childCount() const; int childCount() const; // 获取子节点数量
int columnCount() const; int columnCount() const; // 获取列数
int recursiveNodeCount() const; int recursiveNodeCount() const; // 递归获取节点数量
void recursiveUpdateFolderPath(const QString &oldP, const QString &newP); void recursiveUpdateFolderPath(const QString &oldP, const QString &newP); // 递归更新文件夹路径
QVariant data(NodeItem::Roles role) const; QVariant data(NodeItem::Roles role) const; // 获取指定角色的数据
void setData(NodeItem::Roles role, const QVariant &d); void setData(NodeItem::Roles role, const QVariant &d); // 设置指定角色的数据
int row() const; int row() const; // 获取当前节点的行号
NodeTreeItem *parentItem(); NodeTreeItem *parentItem(); // 获取父节点
void setParentItem(NodeTreeItem *parentItem); void setParentItem(NodeTreeItem *parentItem); // 设置父节点
void moveChild(int from, int to); void moveChild(int from, int to); // 移动子节点
void recursiveSort(); void recursiveSort(); // 递归排序
private: private:
QVector<NodeTreeItem *> m_childItems; QVector<NodeTreeItem *> m_childItems; // 子节点列表
QHash<NodeItem::Roles, QVariant> m_itemData; QHash<NodeItem::Roles, QVariant> m_itemData; // 节点数据
NodeTreeItem *m_parentItem; NodeTreeItem *m_parentItem; // 父节点
}; };
class NodeTreeModel : public QAbstractItemModel class NodeTreeModel : public QAbstractItemModel// NodeTreeModel 类，继承自 QAbstractItemModel
{ {
Q_OBJECT Q_OBJECT
public: public:
explicit NodeTreeModel(QObject *parent = nullptr); explicit NodeTreeModel(QObject *parent = nullptr); // 构造函数
~NodeTreeModel(); ~NodeTreeModel(); // 析构函数
void appendChildNodeToParent(const QModelIndex &parentIndex, void
const QHash<NodeItem::Roles, QVariant> &data); appendChildNodeToParent(const QModelIndex &parentIndex,
QModelIndex rootIndex() const; const QHash<NodeItem::Roles, QVariant> &data); // 向父节点添加子节点
QModelIndex folderIndexFromIdPath(const NodePath &idPath); QModelIndex rootIndex() const; // 获取根节点索引
QModelIndex tagIndexFromId(int id); QModelIndex folderIndexFromIdPath(const NodePath &idPath); // 根据ID路径获取文件夹索引
QString getNewFolderPlaceholderName(const QModelIndex &parentIndex); QModelIndex tagIndexFromId(int id); // 根据ID获取标签索引
QString getNewTagPlaceholderName(); QString getNewFolderPlaceholderName(const QModelIndex &parentIndex); // 获取新文件夹占位符名称
QVector<QModelIndex> getSeparatorIndex(); QString getNewTagPlaceholderName(); // 获取新标签占位符名称
QModelIndex getDefaultNotesIndex(); QVector<QModelIndex> getSeparatorIndex(); // 获取分隔符索引
QModelIndex getAllNotesButtonIndex(); QModelIndex getDefaultNotesIndex(); // 获取默认笔记索引
QModelIndex getTrashButtonIndex(); QModelIndex getAllNotesButtonIndex(); // 获取所有笔记按钮索引
void deleteRow(const QModelIndex &rowIndex, const QModelIndex &parentIndex); QModelIndex getTrashButtonIndex(); // 获取垃圾桶按钮索引
void deleteRow(const QModelIndex &rowIndex, const QModelIndex &parentIndex); // 删除行
public slots: public slots:
void setTreeData(const NodeTagTreeData &treeData); void setTreeData(const NodeTagTreeData &treeData); // 设置树数据
// QAbstractItemModel interface // QAbstractItemModel interface接口实现
public: public:
virtual QModelIndex index(int row, int column, const QModelIndex &parent) const override; virtual QModelIndex index(int row, int column,
virtual QModelIndex parent(const QModelIndex &index) const override; const QModelIndex &parent) const override; // 获取索引
virtual int rowCount(const QModelIndex &parent) const override; virtual QModelIndex parent(const QModelIndex &index) const override; // 获取父索引
virtual int columnCount(const QModelIndex &parent) const override; virtual int rowCount(const QModelIndex &parent) const override; // 获取行数
virtual QVariant data(const QModelIndex &index, int role) const override; virtual int columnCount(const QModelIndex &parent) const override; // 获取列数
virtual Qt::ItemFlags flags(const QModelIndex &index) const override; virtual QVariant data(const QModelIndex &index, int role) const override; // 获取数据
virtual bool setData(const QModelIndex &index, const QVariant &value, int role) override; virtual Qt::ItemFlags flags(const QModelIndex &index) const override; // 获取项目标志
virtual Qt::DropActions supportedDropActions() const override; virtual bool setData(const QModelIndex &index, const QVariant &value,
virtual Qt::DropActions supportedDragActions() const override; int role) override; // 设置数据
virtual QStringList mimeTypes() const override; virtual Qt::DropActions supportedDropActions() const override; // 支持的拖放动作
virtual QMimeData *mimeData(const QModelIndexList &indexes) const override; virtual Qt::DropActions supportedDragActions() const override; // 支持的拖动动作
virtual QStringList mimeTypes() const override; // 支持的MIME类型
virtual QMimeData *mimeData(const QModelIndexList &indexes) const override; // 获取MIME数据
virtual bool dropMimeData(const QMimeData *mime, Qt::DropAction action, int row, int column, virtual bool dropMimeData(const QMimeData *mime, Qt::DropAction action, int row, int column,
const QModelIndex &parent) override; const QModelIndex &parent) override; // 处理拖放数据
signals: signals:
void topLevelItemLayoutChanged(); void topLevelItemLayoutChanged(); // 顶层项目布局变化信号
void requestExpand(const QString &indexPath); void requestExpand(const QString &indexPath); // 请求展开信号
void requestMoveNode(int nodeId, int targetId); void requestMoveNode(int nodeId, int targetId); // 请求移动节点信号
void requestUpdateNodeRelativePosition(int nodeId, int relativePosition); void requestUpdateNodeRelativePosition(int nodeId,
void requestUpdateTagRelativePosition(int nodeId, int relativePosition); int relativePosition); // 请求更新节点相对位置信号
void requestUpdateAbsPath(const QString &oldPath, const QString &newPath); void requestUpdateTagRelativePosition(int nodeId,
void dropFolderSuccessful(const QString &paths); int relativePosition); // 请求更新标签相对位置信号
void dropTagsSuccessful(const QSet<int> &ids); void requestUpdateAbsPath(const QString &oldPath,
void requestMoveFolderToTrash(const QModelIndex &index); const QString &newPath); // 请求更新绝对路径信号
void dropFolderSuccessful(const QString &paths); // 文件夹拖放成功信号
void dropTagsSuccessful(const QSet<int> &ids); // 标签拖放成功信号
void requestMoveFolderToTrash(const QModelIndex &index); // 请求移动文件夹到垃圾桶信号
private: private:
NodeTreeItem *rootItem; NodeTreeItem *rootItem; // 根节点
void loadNodeTree(const QVector<NodeData> &nodeData, NodeTreeItem *rootNode); void loadNodeTree(const QVector<NodeData> &nodeData, NodeTreeItem *rootNode); // 加载节点树
void appendAllNotesAndTrashButton(NodeTreeItem *rootNode); void appendAllNotesAndTrashButton(NodeTreeItem *rootNode); // 添加所有笔记和垃圾桶按钮
void appendFolderSeparator(NodeTreeItem *rootNode); void appendFolderSeparator(NodeTreeItem *rootNode); // 添加文件夹分隔符
void appendTagsSeparator(NodeTreeItem *rootNode); void appendTagsSeparator(NodeTreeItem *rootNode); // 添加标签分隔符
void loadTagList(const QVector<TagData> &tagData, NodeTreeItem *rootNode); void loadTagList(const QVector<TagData> &tagData, NodeTreeItem *rootNode); // 加载标签列表
void updateChildRelativePosition(NodeTreeItem *parent, const NodeItem::Type type); void updateChildRelativePosition(NodeTreeItem *parent,
const NodeItem::Type type); // 更新子节点相对位置
}; };
#endif // NODETREEMODEL_H #endif // NODETREEMODEL_H

117
source/src/nodetreeview.cpp
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@ -10,59 +10,60 @@
#include <QScrollBar> #include <QScrollBar>
#include "nodetreeview_p.h" #include "nodetreeview_p.h"
NodeTreeView::NodeTreeView(QWidget *parent) NodeTreeView::NodeTreeView(QWidget *parent)// 构造函数，初始化 NodeTreeView
: QTreeView(parent), : QTreeView(parent),
m_isContextMenuOpened{ false }, m_isContextMenuOpened{ false },
m_isEditing{ false }, m_isEditing{ false },
m_ignoreThisCurrentLoad{ false }, m_ignoreThisCurrentLoad{ false },
m_isLastSelectedFolder{ false } m_isLastSelectedFolder{ false }
{ {
setHeaderHidden(true); setHeaderHidden(true);// 隐藏表头
QFile file(":/styles/nodetreeview.css"); QFile file(":/styles/nodetreeview.css");
file.open(QFile::ReadOnly); file.open(QFile::ReadOnly);
setStyleSheet(file.readAll()); setStyleSheet(file.readAll());// 设置样式表
#if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)) || defined(Q_OS_WIN) || defined(Q_OS_WINDOWS) #if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)) || defined(Q_OS_WIN) || defined(Q_OS_WINDOWS)
QFile scollBarStyleFile(QStringLiteral(":/styles/components/custom-scrollbar.css")); QFile scollBarStyleFile(QStringLiteral(":/styles/components/custom-scrollbar.css"));
scollBarStyleFile.open(QFile::ReadOnly); scollBarStyleFile.open(QFile::ReadOnly);
QString scrollbarStyleSheet = QString::fromLatin1(scollBarStyleFile.readAll()); QString scrollbarStyleSheet = QString::fromLatin1(scollBarStyleFile.readAll());
verticalScrollBar()->setStyleSheet(scrollbarStyleSheet); verticalScrollBar()->setStyleSheet(scrollbarStyleSheet);// 设置滚动条样式
#endif #endif
setRootIsDecorated(false); setRootIsDecorated(false); // 不显示根节点的装饰
setMouseTracking(true); setMouseTracking(true); // 启用鼠标跟踪
setSelectionMode(QAbstractItemView::MultiSelection); setSelectionMode(QAbstractItemView::MultiSelection); // 设置选择模式为多选
setContextMenuPolicy(Qt::CustomContextMenu); setContextMenuPolicy(Qt::CustomContextMenu); // 设置上下文菜单策略为自定义
connect(this, &QWidget::customContextMenuRequested, this, &NodeTreeView::onCustomContextMenu); connect(this, &QWidget::customContextMenuRequested, this,
contextMenu = new QMenu(this); &NodeTreeView::onCustomContextMenu); // 连接自定义上下文菜单信号
renameFolderAction = new QAction(tr("Rename Folder"), this); contextMenu = new QMenu(this); // 创建上下文菜单
renameFolderAction = new QAction(tr("Rename Folder"), this);// 创建和连接重命名文件夹动作
connect(renameFolderAction, &QAction::triggered, this, [this] { connect(renameFolderAction, &QAction::triggered, this, [this] {
setIsEditing(true); setIsEditing(true);
emit renameFolderRequested(); emit renameFolderRequested();
}); });
deleteFolderAction = new QAction(tr("Delete Folder"), this); deleteFolderAction = new QAction(tr("Delete Folder"), this);// 创建和连接删除文件夹动作
connect(deleteFolderAction, &QAction::triggered, this, &NodeTreeView::onDeleteNodeAction); connect(deleteFolderAction, &QAction::triggered, this, &NodeTreeView::onDeleteNodeAction);
addSubfolderAction = new QAction(tr("Add Subfolder"), this); addSubfolderAction = new QAction(tr("Add Subfolder"), this);// 创建和连接添加子文件夹动作
connect(addSubfolderAction, &QAction::triggered, this, &NodeTreeView::addFolderRequested); connect(addSubfolderAction, &QAction::triggered, this, &NodeTreeView::addFolderRequested);
renameTagAction = new QAction(tr("Rename Tag"), this); renameTagAction = new QAction(tr("Rename Tag"), this);// 创建和连接重命名标签动作
connect(renameTagAction, &QAction::triggered, this, [this] { connect(renameTagAction, &QAction::triggered, this, [this] {
setIsEditing(true); setIsEditing(true);
emit renameTagRequested(); emit renameTagRequested();
}); });
changeTagColorAction = new QAction(tr("Change Tag Color"), this); changeTagColorAction = new QAction(tr("Change Tag Color"), this); // 创建和连接更改标签颜色动作
connect(changeTagColorAction, &QAction::triggered, this, &NodeTreeView::onChangeTagColorAction); connect(changeTagColorAction, &QAction::triggered, this, &NodeTreeView::onChangeTagColorAction);
deleteTagAction = new QAction(tr("Delete Tag"), this); deleteTagAction = new QAction(tr("Delete Tag"), this);// 创建和连接删除标签动作
connect(deleteTagAction, &QAction::triggered, this, &NodeTreeView::onDeleteNodeAction); connect(deleteTagAction, &QAction::triggered, this, &NodeTreeView::onDeleteNodeAction);
clearSelectionAction = new QAction(tr("Clear Selection"), this); clearSelectionAction = new QAction(tr("Clear Selection"), this);// 创建和连接清除选择动作
connect(clearSelectionAction, &QAction::triggered, this, [this] { connect(clearSelectionAction, &QAction::triggered, this, [this] {
closeCurrentEditor(); closeCurrentEditor();
clearSelection(); clearSelection();
setCurrentIndexC(dynamic_cast<NodeTreeModel *>(model())->getAllNotesButtonIndex()); setCurrentIndexC(dynamic_cast<NodeTreeModel *>(model())->getAllNotesButtonIndex());
}); });
contextMenuTimer.setInterval(100); contextMenuTimer.setInterval(100);// 设置上下文菜单定时器
contextMenuTimer.setSingleShot(true); contextMenuTimer.setSingleShot(true);
connect(&contextMenuTimer, &QTimer::timeout, this, [this] { connect(&contextMenuTimer, &QTimer::timeout, this, [this] {
if (!m_isEditing) { if (!m_isEditing) {
@ -70,19 +71,19 @@ NodeTreeView::NodeTreeView(QWidget *parent)
} }
}); });
connect(contextMenu, &QMenu::aboutToHide, this, [this] { connect(contextMenu, &QMenu::aboutToHide, this, [this] { // 连接上下文菜单隐藏信号
m_isContextMenuOpened = false; m_isContextMenuOpened = false;
// this signal is emitted before QAction::triggered // this signal is emitted before QAction::triggered
contextMenuTimer.start(); contextMenuTimer.start();
}); });
connect(this, &NodeTreeView::expanded, this, &NodeTreeView::onExpanded); connect(this, &NodeTreeView::expanded, this, &NodeTreeView::onExpanded);// 连接展开和收起信号
connect(this, &NodeTreeView::collapsed, this, &NodeTreeView::onCollapsed); connect(this, &NodeTreeView::collapsed, this, &NodeTreeView::onCollapsed);
setDragEnabled(true); setDragEnabled(true); // 启用拖动
setAcceptDrops(true); setAcceptDrops(true); // 启用接受拖放
setSelectionMode(QAbstractItemView::SingleSelection); setSelectionMode(QAbstractItemView::SingleSelection); // 设置选择模式为单选
} }
// 删除节点动作
void NodeTreeView::onDeleteNodeAction() void NodeTreeView::onDeleteNodeAction()
{ {
auto itemType = static_cast<NodeItem::Type>( auto itemType = static_cast<NodeItem::Type>(
@ -98,29 +99,29 @@ void NodeTreeView::onDeleteNodeAction()
emit deleteTagRequested(index); emit deleteTagRequested(index);
} }
} }
// 节点展开时的处理
void NodeTreeView::onExpanded(const QModelIndex &index) void NodeTreeView::onExpanded(const QModelIndex &index)
{ {
m_expanded.push_back(index.data(NodeItem::Roles::AbsPath).toString()); m_expanded.push_back(index.data(NodeItem::Roles::AbsPath).toString());
emit saveExpand(QStringList::fromVector(m_expanded)); emit saveExpand(QStringList::fromVector(m_expanded));
} }
// 节点收起时的处理
void NodeTreeView::onCollapsed(const QModelIndex &index) void NodeTreeView::onCollapsed(const QModelIndex &index)
{ {
m_expanded.removeAll(index.data(NodeItem::Roles::AbsPath).toString()); m_expanded.removeAll(index.data(NodeItem::Roles::AbsPath).toString());
emit saveExpand(QStringList::fromVector(m_expanded)); emit saveExpand(QStringList::fromVector(m_expanded));
} }
// 获取当前编辑的索引
const QModelIndex &NodeTreeView::currentEditingIndex() const const QModelIndex &NodeTreeView::currentEditingIndex() const
{ {
return m_currentEditingIndex; return m_currentEditingIndex;
} }
// 设置忽略当前加载
void NodeTreeView::setIgnoreThisCurrentLoad(bool newIgnoreThisCurrentLoad) void NodeTreeView::setIgnoreThisCurrentLoad(bool newIgnoreThisCurrentLoad)
{ {
m_ignoreThisCurrentLoad = newIgnoreThisCurrentLoad; m_ignoreThisCurrentLoad = newIgnoreThisCurrentLoad;
} }
// 文件夹拖放成功时的处理
void NodeTreeView::onFolderDropSuccessful(const QString &path) void NodeTreeView::onFolderDropSuccessful(const QString &path)
{ {
auto m_model = dynamic_cast<NodeTreeModel *>(model()); auto m_model = dynamic_cast<NodeTreeModel *>(model());
@ -131,7 +132,7 @@ void NodeTreeView::onFolderDropSuccessful(const QString &path)
setCurrentIndexC(m_model->getAllNotesButtonIndex()); setCurrentIndexC(m_model->getAllNotesButtonIndex());
} }
} }
// 标签拖放成功时的处理
void NodeTreeView::onTagsDropSuccessful(const QSet<int> &ids) void NodeTreeView::onTagsDropSuccessful(const QSet<int> &ids)
{ {
auto m_model = dynamic_cast<NodeTreeModel *>(model()); auto m_model = dynamic_cast<NodeTreeModel *>(model());
@ -151,18 +152,18 @@ void NodeTreeView::onTagsDropSuccessful(const QSet<int> &ids)
setCurrentIndexC(m_model->getAllNotesButtonIndex()); setCurrentIndexC(m_model->getAllNotesButtonIndex());
} }
} }
// 获取主题
Theme::Value NodeTreeView::theme() const Theme::Value NodeTreeView::theme() const
{ {
return m_theme; return m_theme;
} }
bool NodeTreeView::isDragging() const bool NodeTreeView::isDragging() const// 是否正在拖动
{ {
return state() == DraggingState; return state() == DraggingState;
} }
void NodeTreeView::reExpandC() void NodeTreeView::reExpandC()// 重新展开节点
{ {
auto needExpand = std::move(m_expanded); auto needExpand = std::move(m_expanded);
m_expanded.clear(); m_expanded.clear();
@ -176,14 +177,14 @@ void NodeTreeView::reExpandC()
} }
} }
void NodeTreeView::reExpandC(const QStringList &expanded) void NodeTreeView::reExpandC(const QStringList &expanded)// 重新展开节点（带参数）
{ {
m_expanded.clear(); m_expanded.clear();
m_expanded = expanded.toVector(); m_expanded = expanded.toVector();
reExpandC(); reExpandC();
} }
void NodeTreeView::onChangeTagColorAction() void NodeTreeView::onChangeTagColorAction()// 更改标签颜色动作
{ {
auto itemType = static_cast<NodeItem::Type>( auto itemType = static_cast<NodeItem::Type>(
m_currentEditingIndex.data(NodeItem::Roles::ItemType).toInt()); m_currentEditingIndex.data(NodeItem::Roles::ItemType).toInt());
@ -193,13 +194,13 @@ void NodeTreeView::onChangeTagColorAction()
} }
} }
void NodeTreeView::onRequestExpand(const QString &folderPath) void NodeTreeView::onRequestExpand(const QString &folderPath)// 请求展开节点
{ {
auto m_model = dynamic_cast<NodeTreeModel *>(model()); auto m_model = dynamic_cast<NodeTreeModel *>(model());
expand(m_model->folderIndexFromIdPath(folderPath)); expand(m_model->folderIndexFromIdPath(folderPath));
} }
void NodeTreeView::onUpdateAbsPath(const QString &oldPath, const QString &newPath) void NodeTreeView::onUpdateAbsPath(const QString &oldPath, const QString &newPath)// 更新绝对路径
{ {
std::transform(m_expanded.begin(), m_expanded.end(), m_expanded.begin(), [&](QString s) { std::transform(m_expanded.begin(), m_expanded.end(), m_expanded.begin(), [&](QString s) {
s.replace(s.indexOf(oldPath), oldPath.size(), newPath); s.replace(s.indexOf(oldPath), oldPath.size(), newPath);
@ -207,7 +208,7 @@ void NodeTreeView::onUpdateAbsPath(const QString &oldPath, const QString &newPat
}); });
} }
void NodeTreeView::updateEditingIndex(QPoint pos) void NodeTreeView::updateEditingIndex(QPoint pos)// 更新编辑索引
{ {
auto index = indexAt(pos); auto index = indexAt(pos);
if (indexAt(pos) != m_currentEditingIndex && !m_isContextMenuOpened && !m_isEditing) { if (indexAt(pos) != m_currentEditingIndex && !m_isContextMenuOpened && !m_isEditing) {
@ -224,13 +225,13 @@ void NodeTreeView::updateEditingIndex(QPoint pos)
} }
} }
void NodeTreeView::closeCurrentEditor() void NodeTreeView::closeCurrentEditor()// 关闭当前编辑器
{ {
closePersistentEditor(m_currentEditingIndex); closePersistentEditor(m_currentEditingIndex);
m_currentEditingIndex = QModelIndex(); m_currentEditingIndex = QModelIndex();
} }
void NodeTreeView::selectionChanged(const QItemSelection &selected, void NodeTreeView::selectionChanged(const QItemSelection &selected,// 选择发生变化时的处理
const QItemSelection &deselected) const QItemSelection &deselected)
{ {
QTreeView::selectionChanged(selected, deselected); QTreeView::selectionChanged(selected, deselected);
@ -289,7 +290,7 @@ void NodeTreeView::selectionChanged(const QItemSelection &selected,
} }
} }
void NodeTreeView::currentChanged(const QModelIndex &current, const QModelIndex &previous) void NodeTreeView::currentChanged(const QModelIndex &current, const QModelIndex &previous)// 当前索引发生变化时的处理
{ {
QTreeView::currentChanged(current, previous); QTreeView::currentChanged(current, previous);
auto itemType = static_cast<NodeItem::Type>(current.data(NodeItem::Roles::ItemType).toInt()); auto itemType = static_cast<NodeItem::Type>(current.data(NodeItem::Roles::ItemType).toInt());
@ -302,7 +303,7 @@ void NodeTreeView::currentChanged(const QModelIndex &current, const QModelIndex
} }
} }
void NodeTreeView::dragEnterEvent(QDragEnterEvent *event) void NodeTreeView::dragEnterEvent(QDragEnterEvent *event)// 拖动进入事件
{ {
if (event->mimeData()->hasFormat(NOTE_MIME)) { if (event->mimeData()->hasFormat(NOTE_MIME)) {
event->acceptProposedAction(); event->acceptProposedAction();
@ -311,7 +312,7 @@ void NodeTreeView::dragEnterEvent(QDragEnterEvent *event)
} }
} }
void NodeTreeView::dragMoveEvent(QDragMoveEvent *event) void NodeTreeView::dragMoveEvent(QDragMoveEvent *event)// 拖动移动事件
{ {
if (event->mimeData()->hasFormat(NOTE_MIME)) { if (event->mimeData()->hasFormat(NOTE_MIME)) {
auto index = indexAt(event->pos()); auto index = indexAt(event->pos());
@ -349,13 +350,13 @@ void NodeTreeView::dragMoveEvent(QDragMoveEvent *event)
} }
} }
void NodeTreeView::reset() void NodeTreeView::reset()// 重置视图
{ {
closeCurrentEditor(); closeCurrentEditor();
reExpandC(); reExpandC();
} }
void NodeTreeView::dropEvent(QDropEvent *event) void NodeTreeView::dropEvent(QDropEvent *event)// 拖放事件
{ {
if (event->mimeData()->hasFormat(NOTE_MIME)) { if (event->mimeData()->hasFormat(NOTE_MIME)) {
auto dropIndex = indexAt(event->pos()); auto dropIndex = indexAt(event->pos());
@ -385,12 +386,12 @@ void NodeTreeView::dropEvent(QDropEvent *event)
} }
} }
void NodeTreeView::setIsEditing(bool newIsEditing) void NodeTreeView::setIsEditing(bool newIsEditing)// 设置是否正在编辑
{ {
m_isEditing = newIsEditing; m_isEditing = newIsEditing;
} }
void NodeTreeView::onRenameFolderFinished(const QString &newName) void NodeTreeView::onRenameFolderFinished(const QString &newName)// 重命名文件夹完成
{ {
if (m_currentEditingIndex.isValid()) { if (m_currentEditingIndex.isValid()) {
auto itemType = static_cast<NodeItem::Type>( auto itemType = static_cast<NodeItem::Type>(
@ -407,7 +408,7 @@ void NodeTreeView::onRenameFolderFinished(const QString &newName)
}*/ }*/
} }
void NodeTreeView::onRenameTagFinished(const QString &newName) void NodeTreeView::onRenameTagFinished(const QString &newName)// 重命名标签完成
{ {
if (m_currentEditingIndex.isValid()) { if (m_currentEditingIndex.isValid()) {
auto itemType = static_cast<NodeItem::Type>( auto itemType = static_cast<NodeItem::Type>(
@ -424,7 +425,7 @@ void NodeTreeView::onRenameTagFinished(const QString &newName)
}*/ }*/
} }
void NodeTreeView::setCurrentIndexC(const QModelIndex &index) void NodeTreeView::setCurrentIndexC(const QModelIndex &index)// 设置当前索引
{ {
setCurrentIndex(index); setCurrentIndex(index);
clearSelection(); clearSelection();
@ -432,18 +433,18 @@ void NodeTreeView::setCurrentIndexC(const QModelIndex &index)
selectionModel()->setCurrentIndex(index, QItemSelectionModel::SelectCurrent); selectionModel()->setCurrentIndex(index, QItemSelectionModel::SelectCurrent);
} }
void NodeTreeView::setCurrentIndexNC(const QModelIndex &index) void NodeTreeView::setCurrentIndexNC(const QModelIndex &index)// 设置当前索引（不改变选择模式）
{ {
setCurrentIndex(index); setCurrentIndex(index);
} }
void NodeTreeView::setTheme(Theme::Value theme) void NodeTreeView::setTheme(Theme::Value theme)// 设置主题
{ {
setCSSThemeAndUpdate(this, theme); setCSSThemeAndUpdate(this, theme);
m_theme = theme; m_theme = theme;
} }
void NodeTreeView::onCustomContextMenu(QPoint point) void NodeTreeView::onCustomContextMenu(QPoint point)// 自定义上下文菜单请求
{ {
QModelIndex index = indexAt(point); QModelIndex index = indexAt(point);
if (index.isValid()) { if (index.isValid()) {
@ -471,7 +472,7 @@ void NodeTreeView::onCustomContextMenu(QPoint point)
} }
} }
void NodeTreeView::setTreeSeparator(const QVector<QModelIndex> &newTreeSeparator, void NodeTreeView::setTreeSeparator(const QVector<QModelIndex> &newTreeSeparator,// 设置树分隔符
const QModelIndex &defaultNotesIndex) const QModelIndex &defaultNotesIndex)
{ {
for (const auto &sep : qAsConst(m_treeSeparator)) { for (const auto &sep : qAsConst(m_treeSeparator)) {
@ -484,7 +485,7 @@ void NodeTreeView::setTreeSeparator(const QVector<QModelIndex> &newTreeSeparator
m_defaultNotesIndex = defaultNotesIndex; m_defaultNotesIndex = defaultNotesIndex;
} }
void NodeTreeView::mouseMoveEvent(QMouseEvent *event) void NodeTreeView::mouseMoveEvent(QMouseEvent *event)// 鼠标移动事件
{ {
Q_D(NodeTreeView); Q_D(NodeTreeView);
QPoint topLeft; QPoint topLeft;
@ -511,7 +512,7 @@ void NodeTreeView::mouseMoveEvent(QMouseEvent *event)
} }
} }
void NodeTreeView::mousePressEvent(QMouseEvent *event) void NodeTreeView::mousePressEvent(QMouseEvent *event)// 鼠标按下事件
{ {
Q_D(NodeTreeView); Q_D(NodeTreeView);
d->delayedAutoScroll.stop(); d->delayedAutoScroll.stop();
@ -577,7 +578,7 @@ void NodeTreeView::mousePressEvent(QMouseEvent *event)
updateEditingIndex(event->pos()); updateEditingIndex(event->pos());
} }
void NodeTreeView::leaveEvent(QEvent *event) void NodeTreeView::leaveEvent(QEvent *event)// 离开事件
{ {
if (!m_isContextMenuOpened && !m_isEditing) { if (!m_isContextMenuOpened && !m_isEditing) {
closeCurrentEditor(); closeCurrentEditor();
@ -585,7 +586,7 @@ void NodeTreeView::leaveEvent(QEvent *event)
} }
} }
void NodeTreeView::mouseReleaseEvent(QMouseEvent *event) void NodeTreeView::mouseReleaseEvent(QMouseEvent *event)// 鼠标释放
{ {
Q_UNUSED(event); Q_UNUSED(event);
Q_D(NodeTreeView); Q_D(NodeTreeView);
@ -612,7 +613,7 @@ void NodeTreeView::mouseReleaseEvent(QMouseEvent *event)
d->pressedIndex = QPersistentModelIndex(); d->pressedIndex = QPersistentModelIndex();
} }
void NodeTreeView::mouseDoubleClickEvent(QMouseEvent *event) void NodeTreeView::mouseDoubleClickEvent(QMouseEvent *event)// 鼠标双击
{ {
Q_UNUSED(event); Q_UNUSED(event);
Q_D(NodeTreeView); Q_D(NodeTreeView);

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