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trashbuttondelegateeditor.cpp

Browse Source 
treeviewlogic.cpp
main
zhangshuoshuo 2 months ago
parent d5d75cf4f8
commit e7ada2435c
4 changed files with 96 additions and 24 deletions
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17
source/src/trashbuttondelegateeditor.cpp
Unescape View File

@ -1,3 +1,4 @@
//包含头文件
#include "trashbuttondelegateeditor.h"
#include <QPainter>
#include <QDebug>
@ -7,6 +8,8 @@
#include "notelistview.h"
#include "fontloader.h"
// TrashButtonDelegateEditor 类的构造函数
// 参数包括视图、样式选项、索引、列表视图和父窗口
TrashButtonDelegateEditor::TrashButtonDelegateEditor(QTreeView *view,
const QStyleOptionViewItem &option,
const QModelIndex &index, QListView *listView,
@ -15,19 +18,24 @@ TrashButtonDelegateEditor::TrashButtonDelegateEditor(QTreeView *view,
m_option(option),
m_index(index),
#ifdef __APPLE__
// 在苹果系统上使用 SF Pro Text 字体，如果没有则使用 Roboto
m_displayFont(QFont(QStringLiteral("SF Pro Text")).exactMatch()
? QStringLiteral("SF Pro Text")
: QStringLiteral("Roboto")),
#elif _WIN32
// 在 Windows 系统上使用 Segoe UI 字体，如果没有则使用 Roboto
m_displayFont(QFont(QStringLiteral("Segoe UI")).exactMatch() ? QStringLiteral("Segoe UI")
: QStringLiteral("Roboto")),
#else
// 在其他系统上使用 Roboto 字体
m_displayFont(QStringLiteral("Roboto")),
#endif
#ifdef __APPLE__
// 在苹果系统上设置标题和笔记数量的字体大小
m_titleFont(m_displayFont, 13, QFont::DemiBold),
m_numberOfNotesFont(m_displayFont, 12, QFont::DemiBold),
#else
// 在其他系统上设置标题和笔记数量的字体大小
m_titleFont(m_displayFont, 10, QFont::DemiBold),
m_numberOfNotesFont(m_displayFont, 9, QFont::DemiBold),
#endif
@ -41,18 +49,22 @@ TrashButtonDelegateEditor::TrashButtonDelegateEditor(QTreeView *view,
m_view(view),
m_listView(listView)
{
// 设置内容边距为0
setContentsMargins(0, 0, 0, 0);
}
// 绘制事件处理函数
void TrashButtonDelegateEditor::paintEvent(QPaintEvent *event)
{
QPainter painter(this);
// 绘制图标区域
auto iconRect = QRect(rect().x() + 22, rect().y() + 2 + (rect().height() - 20) / 2, 18, 20);
auto iconPath = m_index.data(NodeItem::Roles::Icon).toString();
auto displayName = m_index.data(NodeItem::Roles::DisplayText).toString();
QRect nameRect(rect());
nameRect.setLeft(iconRect.x() + iconRect.width() + 5);
nameRect.setWidth(nameRect.width() - 22 - 40);
// 根据是否选中设置背景颜色和文本颜色
if (m_view->selectionModel()->isSelected(m_index)) {
painter.fillRect(rect(), QBrush(m_activeColor));
painter.setPen(m_titleSelectedColor);
@ -74,10 +86,12 @@ void TrashButtonDelegateEditor::paintEvent(QPaintEvent *event)
#else
int iconPointSizeOffset = -4;
#endif
// 设置图标字体
painter.setFont(FontLoader::getInstance().loadFont("Font Awesome 6 Free Solid", "",
16 + iconPointSizeOffset));
painter.drawText(iconRect, iconPath); // fa-trash
// 绘制标题文本
if (m_view->selectionModel()->isSelected(m_index)) {
painter.setPen(m_titleSelectedColor);
} else {
@ -86,10 +100,12 @@ void TrashButtonDelegateEditor::paintEvent(QPaintEvent *event)
painter.setFont(m_titleFont);
painter.drawText(nameRect, Qt::AlignLeft | Qt::AlignVCenter, displayName);
// 绘制子项数量区域
auto childCountRect = rect();
childCountRect.setLeft(nameRect.right() + 22);
childCountRect.setWidth(childCountRect.width() - 5);
auto childCount = m_index.data(NodeItem::Roles::ChildCount).toInt();
// 根据是否选中设置子项数量文本颜色
if (m_view->selectionModel()->isSelected(m_index)) {
painter.setPen(m_numberOfNotesSelectedColor);
} else {
@ -101,6 +117,7 @@ void TrashButtonDelegateEditor::paintEvent(QPaintEvent *event)
QWidget::paintEvent(event);
}
// 设置主题函数
void TrashButtonDelegateEditor::setTheme(Theme::Value theme)
{
m_theme = theme;

5
source/src/trashbuttondelegateeditor.h
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@ -10,13 +10,16 @@
class QTreeView;
class QListView;
// TrashButtonDelegateEditor 类声明
class TrashButtonDelegateEditor : public QWidget
{
Q_OBJECT
public:
// 构造函数
explicit TrashButtonDelegateEditor(QTreeView *view, const QStyleOptionViewItem &option,
const QModelIndex &index, QListView *listView,
QWidget *parent = nullptr);
// 设置主题函数
void setTheme(Theme::Value theme);
private:
@ -36,7 +39,9 @@ private:
QListView *m_listView;
Theme::Value m_theme;
// QWidget interface
// QWidget 接口
protected:
// 绘制事件处理函数
virtual void paintEvent(QPaintEvent *event) override;
};

29
source/src/treeviewlogic.cpp
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@ -1,3 +1,4 @@
// 包含头文件
#include "treeviewlogic.h"
#include "nodetreeview.h"
#include "nodetreemodel.h"
@ -11,6 +12,7 @@
#include <QApplication>
#include "customapplicationstyle.h"
// TreeViewLogic 类的构造函数
TreeViewLogic::TreeViewLogic(NodeTreeView *treeView, NodeTreeModel *treeModel, DBManager *dbManager,
NoteListView *listView, QObject *parent)
: QObject(parent),
@ -24,12 +26,16 @@ TreeViewLogic::TreeViewLogic(NodeTreeView *treeView, NodeTreeModel *treeModel, D
m_lastSelectTags{},
m_expandedFolder{}
{
// 初始化树视图代理
m_treeDelegate = new NodeTreeDelegate(m_treeView, m_treeView, m_listView);
m_treeView->setItemDelegate(m_treeDelegate);
// 连接数据库管理器信号
connect(m_dbManager, &DBManager::nodesTagTreeReceived, this, &TreeViewLogic::loadTreeModel,
Qt::QueuedConnection);
// 连接树模型信号
connect(m_treeModel, &NodeTreeModel::topLevelItemLayoutChanged, this,
&TreeViewLogic::updateTreeViewSeparator);
// 连接树视图信号
connect(m_treeView, &NodeTreeView::addFolderRequested, this,
[this] { onAddFolderRequested(false); });
connect(m_treeDelegate, &NodeTreeDelegate::addFolderRequested, this,
@ -78,19 +84,23 @@ TreeViewLogic::TreeViewLogic(NodeTreeView *treeView, NodeTreeModel *treeModel, D
&TreeViewLogic::onChildNoteCountChangedFolder);
connect(m_dbManager, &DBManager::childNotesCountUpdatedTag, this,
&TreeViewLogic::onChildNotesCountChangedTag);
// 设置应用样式
m_style = new CustomApplicationStyle();
qApp->setStyle(m_style);
}
// 更新树视图分隔符
void TreeViewLogic::updateTreeViewSeparator()
{
m_treeView->setTreeSeparator(m_treeModel->getSeparatorIndex(),
m_treeModel->getDefaultNotesIndex());
}
// 加载树模型
void TreeViewLogic::loadTreeModel(const NodeTagTreeData &treeData)
{
m_treeModel->setTreeData(treeData);
// 获取根节点的子节点数量
{
NodeData node;
QMetaObject::invokeMethod(m_dbManager, "getChildNotesCountFolder",
@ -101,6 +111,7 @@ void TreeViewLogic::loadTreeModel(const NodeTagTreeData &treeData)
m_treeModel->setData(index, node.childNotesCount(), NodeItem::Roles::ChildCount);
}
}
// 获取垃圾箱节点的子节点数量
{
NodeData node;
QMetaObject::invokeMethod(m_dbManager, "getChildNotesCountFolder",
@ -111,6 +122,7 @@ void TreeViewLogic::loadTreeModel(const NodeTagTreeData &treeData)
m_treeModel->setData(index, node.childNotesCount(), NodeItem::Roles::ChildCount);
}
}
// 加载保存的状态
if (m_needLoadSavedState) {
m_needLoadSavedState = false;
m_treeView->reExpandC(m_expandedFolder);
@ -142,6 +154,7 @@ void TreeViewLogic::loadTreeModel(const NodeTagTreeData &treeData)
updateTreeViewSeparator();
}
// 处理添加文件夹请求
void TreeViewLogic::onAddFolderRequested(bool fromPlusButton)
{
QModelIndex currentIndex;
@ -162,7 +175,7 @@ void TreeViewLogic::onAddFolderRequested(bool fromPlusButton)
static_cast<NodeItem::Type>(currentIndex.data(NodeItem::Roles::ItemType).toInt());
if (type == NodeItem::FolderItem) {
parentId = currentIndex.data(NodeItem::Roles::NodeId).toInt();
// we don't allow subfolder under default notes folder
// 不允许在默认笔记文件夹下创建子文件夹
if (parentId == SpecialNodeID::DefaultNotesFolder) {
parentId = SpecialNodeID::RootFolder;
}
@ -235,12 +248,13 @@ void TreeViewLogic::onAddFolderRequested(bool fromPlusButton)
}
}
// 处理添加标签请求
void TreeViewLogic::onAddTagRequested()
{
int newlyCreatedTagId;
TagData newTag;
newTag.setName(m_treeModel->getNewTagPlaceholderName());
// random color generator
// 随机颜色生成器
const double lower_bound = 0;
const double upper_bound = 1;
static std::uniform_real_distribution<double> unif(lower_bound, upper_bound);
@ -264,6 +278,7 @@ void TreeViewLogic::onAddTagRequested()
m_treeModel->appendChildNodeToParent(m_treeModel->rootIndex(), hs);
}
// 处理重命名节点请求
void TreeViewLogic::onRenameNodeRequestedFromTreeView(const QModelIndex &index,
const QString &newName)
{
@ -272,6 +287,7 @@ void TreeViewLogic::onRenameNodeRequestedFromTreeView(const QModelIndex &index,
emit requestRenameNodeInDB(id, newName);
}
// 处理删除文件夹请求
void TreeViewLogic::onDeleteFolderRequested(const QModelIndex &index)
{
auto btn = QMessageBox::question(nullptr, "Are you sure you want to delete this folder",
@ -303,6 +319,7 @@ void TreeViewLogic::onDeleteFolderRequested(const QModelIndex &index)
}
}
// 处理重命名标签请求
void TreeViewLogic::onRenameTagRequestedFromTreeView(const QModelIndex &index,
const QString &newName)
{
@ -311,6 +328,7 @@ void TreeViewLogic::onRenameTagRequestedFromTreeView(const QModelIndex &index,
emit requestRenameTagInDB(id, newName);
}
// 处理修改标签颜色请求
void TreeViewLogic::onChangeTagColorRequested(const QModelIndex &index)
{
if (index.isValid()) {
@ -324,6 +342,7 @@ void TreeViewLogic::onChangeTagColorRequested(const QModelIndex &index)
}
}
// 处理删除标签请求
void TreeViewLogic::onDeleteTagRequested(const QModelIndex &index)
{
auto id = index.data(NodeItem::Roles::NodeId).toInt();
@ -332,6 +351,7 @@ void TreeViewLogic::onDeleteTagRequested(const QModelIndex &index)
m_treeView->setCurrentIndexC(m_treeModel->getAllNotesButtonIndex());
}
// 处理标签子节点数量变化
void TreeViewLogic::onChildNotesCountChangedTag(int tagId, int notesCount)
{
auto index = m_treeModel->tagIndexFromId(tagId);
@ -340,6 +360,7 @@ void TreeViewLogic::onChildNotesCountChangedTag(int tagId, int notesCount)
}
}
// 处理文件夹子节点数量变化
void TreeViewLogic::onChildNoteCountChangedFolder(int folderId, const QString &absPath,
int notesCount)
{
@ -356,6 +377,7 @@ void TreeViewLogic::onChildNoteCountChangedFolder(int folderId, const QString &a
}
}
// 打开文件夹
void TreeViewLogic::openFolder(int id)
{
NodeData target;
@ -379,6 +401,7 @@ void TreeViewLogic::openFolder(int id)
}
}
// 处理移动节点请求
void TreeViewLogic::onMoveNodeRequested(int nodeId, int targetId)
{
NodeData target;
@ -391,6 +414,7 @@ void TreeViewLogic::onMoveNodeRequested(int nodeId, int targetId)
emit requestMoveNodeInDB(nodeId, target);
}
// 设置主题
void TreeViewLogic::setTheme(Theme::Value theme)
{
m_treeView->setTheme(theme);
@ -398,6 +422,7 @@ void TreeViewLogic::setTheme(Theme::Value theme)
m_style->setTheme(theme);
}
// 设置最后保存的状态
void TreeViewLogic::setLastSavedState(bool isLastSelectFolder, const QString &lastSelectFolder,
const QSet<int> &lastSelectTag,
const QStringList &expandedFolder)

69
source/src/treeviewlogic.h
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@ -12,47 +12,72 @@ class DBManager;
class CustomApplicationStyle;
class NoteListView;
// TreeViewLogic 类负责管理树视图逻辑
class TreeViewLogic : public QObject
{
Q_OBJECT
public:
explicit TreeViewLogic(NodeTreeView *treeView, NodeTreeModel *treeModel, DBManager *dbManager,
NoteListView *listView, QObject *parent = nullptr);
// 构造函数
explicit TreeViewLogic(NodeTreeView* treeView, NodeTreeModel* treeModel, DBManager* dbManager,
NoteListView* listView, QObject* parent = nullptr);
// 打开文件夹
void openFolder(int id);
// 处理移动节点请求
void onMoveNodeRequested(int nodeId, int targetId);
// 设置主题
void setTheme(Theme::Value theme);
void setLastSavedState(bool isLastSelectFolder, const QString &lastSelectFolder,
const QSet<int> &lastSelectTag, const QStringList &expandedFolder);
// 设置最后保存的状态
void setLastSavedState(bool isLastSelectFolder, const QString& lastSelectFolder,
const QSet<int>& lastSelectTag, const QStringList& expandedFolder);
private slots:
// 更新树视图分隔符
void updateTreeViewSeparator();
void loadTreeModel(const NodeTagTreeData &treeData);
// 加载树模型
void loadTreeModel(const NodeTagTreeData& treeData);
// 处理添加标签请求
void onAddTagRequested();
void onRenameNodeRequestedFromTreeView(const QModelIndex &index, const QString &newName);
void onDeleteFolderRequested(const QModelIndex &index);
void onRenameTagRequestedFromTreeView(const QModelIndex &index, const QString &newName);
void onChangeTagColorRequested(const QModelIndex &index);
void onDeleteTagRequested(const QModelIndex &index);
// 处理重命名节点请求
void onRenameNodeRequestedFromTreeView(const QModelIndex& index, const QString& newName);
// 处理删除文件夹请求
void onDeleteFolderRequested(const QModelIndex& index);
// 处理重命名标签请求
void onRenameTagRequestedFromTreeView(const QModelIndex& index, const QString& newName);
// 处理修改标签颜色请求
void onChangeTagColorRequested(const QModelIndex& index);
// 处理删除标签请求
void onDeleteTagRequested(const QModelIndex& index);
// 处理标签子节点数量变化
void onChildNotesCountChangedTag(int tagId, int notesCount);
void onChildNoteCountChangedFolder(int folderId, const QString &absPath, int notesCount);
// 处理文件夹子节点数量变化
void onChildNoteCountChangedFolder(int folderId, const QString& absPath, int notesCount);
signals:
void requestRenameNodeInDB(int id, const QString &newName);
void requestRenameTagInDB(int id, const QString &newName);
void requestChangeTagColorInDB(int id, const QString &newColor);
void requestMoveNodeInDB(int id, const NodeData &target);
// 请求重命名节点
void requestRenameNodeInDB(int id, const QString& newName);
// 请求重命名标签
void requestRenameTagInDB(int id, const QString& newName);
// 请求修改标签颜色
void requestChangeTagColorInDB(int id, const QString& newColor);
// 请求移动节点
void requestMoveNodeInDB(int id, const NodeData& target);
// 添加笔记到标签
void addNoteToTag(int noteId, int tagId);
// 节点移动
void noteMoved(int nodeId, int targetId);
private:
// 处理添加文件夹请求
void onAddFolderRequested(bool fromPlusButton);
private:
NodeTreeView *m_treeView;
NodeTreeModel *m_treeModel;
NoteListView *m_listView;
NodeTreeDelegate *m_treeDelegate;
DBManager *m_dbManager;
CustomApplicationStyle *m_style;
// 成员变量
NodeTreeView* m_treeView;
NodeTreeModel* m_treeModel;
NoteListView* m_listView;
NodeTreeDelegate* m_treeDelegate;
DBManager* m_dbManager;
CustomApplicationStyle* m_style;
bool m_needLoadSavedState;
bool m_isLastSelectFolder;
QString m_lastSelectFolder;
@ -60,4 +85,4 @@ private:
QStringList m_expandedFolder;
};
#endif // TREEVIEWLOGIC_H
#endif // TREEVIEWLOGIC_H
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