425 lines
14 KiB
C++
425 lines
14 KiB
C++
#include "dbBrowser.h"
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#include "ui_dbBrowser.h"
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#include "mainwindow.h"
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#include "attributeView.h"
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#include <QTabBar>
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#include <QRegularExpressionValidator>
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#include <QKeyEvent>
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DatabaseBrowser::DatabaseBrowser(QWidget *parent)
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: QWidget(parent)
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, ui(new Ui::DatabaseBrowser)
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, m_pMainWindow(nullptr)
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{
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ui->setupUi(this);
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m_previousTabIndex = -1;
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//正则表达式，只能输入数字
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QRegularExpression regExp("[0-9]+");
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QRegularExpressionValidator* validator = new QRegularExpressionValidator(regExp, this);
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ui->lineEditPage->setValidator(validator);
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ui->lineEditPage->installEventFilter(this);
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connect(ui->tabWidget, &QTabWidget::tabCloseRequested, this, &DatabaseBrowser::onTabCloseRequested);
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connect(ui->tabWidget, &QTabWidget::currentChanged, this, &DatabaseBrowser::onCurrentTabChanged);
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connect(ui->btnSelect, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_selectRecord);
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connect(ui->btnAdd, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_addRecord);
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connect(ui->btnRemove, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_removeRecord);
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connect(ui->btnSave, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_submitChanges);
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connect(ui->btnCancle, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_cancleChanges);
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connect(ui->btnRefresh, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_refreshData);
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connect(ui->btnFirstPage, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_firstPage);
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connect(ui->btnPreviousPage, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_previousPage);
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connect(ui->btnNextPage, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_nextPage);
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connect(ui->btnLastPage, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClicked_lastPage);
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//editingFinished在输入的内容为空时不会触发，所以改为在eventFilter中实现
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connect(ui->lineEditPage, &QLineEdit::editingFinished, this, &DatabaseBrowser::onEditingFinished_page);
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}
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DatabaseBrowser::~DatabaseBrowser()
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{
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delete ui;
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}
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bool DatabaseBrowser::eventFilter(QObject* obj, QEvent* event)
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{
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if(obj == ui->lineEditPage)
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{
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if(event->type() == QEvent::KeyPress)
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{
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QKeyEvent* pKeyEvent = static_cast<QKeyEvent*>(event);
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if (pKeyEvent->key() == Qt::Key_Enter || pKeyEvent->key() == Qt::Key_Return)
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{
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onEditingFinished_page();
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}
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}
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else if(event->type() == QEvent::FocusOut)
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onEditingFinished_page();
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}
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return QWidget::eventFilter(obj, event);
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}
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void DatabaseBrowser::setMainWindow(MainWindow* window)
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{
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m_pMainWindow = window;
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}
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int DatabaseBrowser::tabIndex(const QString& tabText)
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{
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for(int i = 0; i < ui->tabWidget->count(); i++)
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{
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if(ui->tabWidget->tabText(i) == tabText)
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return i;
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}
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return -1;
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}
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void DatabaseBrowser::addTab_attribute(const QString& connection, ModelAttributeGroup& attributeGroup)
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{
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QString tabText = attributeGroup.strModelName + "/" + attributeGroup.strGroupName;
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int index = tabIndex(tabText);
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if(index != -1)
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{
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ui->tabWidget->setCurrentIndex(index);
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return;
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}
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AttributeView* view = new AttributeView(attributeGroup, ui->tabWidget, connection);
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connect(view, &AttributeView::showMessage, this, &DatabaseBrowser::onShowMessage);
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connect(view->model(), &AttributeTableModel::showMessage, this, &DatabaseBrowser::onShowMessage);
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connect(view->model(), &AttributeTableModel::syncDataStatus, this, &DatabaseBrowser::onSyncDataStatus);
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connect(view->delegate(), &AttributeTableDelegate::showMessage, this, &DatabaseBrowser::onShowMessage);
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index = ui->tabWidget->addTab(view, QIcon(":/img/images/icon_hierarchy.png"), tabText);
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if(view->model())
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view->model()->refresh();
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//添加自定义按钮
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/*QPushButton* closeBtn = new QPushButton("");
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closeBtn->setProperty("index", index);
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connect(closeBtn, &QPushButton::clicked, this, &DatabaseBrowser::onBtnClick_tabCloseBtn);
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closeBtn->setFixedSize(12, 12);
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closeBtn->setStyleSheet("QPushButton\n"
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"{\n"
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" border-image: url(:/img/images/btn_close_default.png);\n"
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"}\n"
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"QPushButton:hover\n"
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"{\n"
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" border-image: url(:/img/images/btn_close_hover.png);\n"
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"}\n"
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"QPushButton:pressed\n"
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"{\n"
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" border-image: url(:/img/images/btn_close_pressed.png);\n"
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"}");
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QTabBar* tabBar = ui->tabWidget->tabBar();
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tabBar->setTabButton(index, QTabBar::RightSide, closeBtn);*/
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ui->tabWidget->setCurrentIndex(index);
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}
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void DatabaseBrowser::closeTab_attribute(ModelAttributeGroup& attributeGroup)
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{
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if(attributeGroup.groupID == -1) //关闭该模型下所有打开的tab
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{
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//int tabCount = ui->tabWidget->count();
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for(int i = 0; i < ui->tabWidget->count(); i++)
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{
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if(ui->tabWidget->tabText(i).contains(attributeGroup.strModelName + "/"))
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{
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onTabCloseRequested(i);
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i--;
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}
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}
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}
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else //关闭具体的tab
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{
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QString tabText = attributeGroup.strModelName + "/" + attributeGroup.strGroupName;
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int index = tabIndex(tabText);
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if(index == -1)
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return;
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onTabCloseRequested(index);
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}
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}
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void DatabaseBrowser::closeAllTab_attribute()
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{
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int tabCount = ui->tabWidget->count();
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for(int index = 0; index < tabCount; index++)
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onTabCloseRequested(0);
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}
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void DatabaseBrowser::updateTabTextByModelNameChanged(const QString& oldName, const QString& newName)
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{
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for(int i = 0; i < ui->tabWidget->count(); i++)
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{
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QStringList textList = ui->tabWidget->tabText(i).split("/");
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if(textList.size() == 2 && textList.at(0) == oldName)
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{
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QString newTabText = newName + "/" + textList.at(1);
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ui->tabWidget->setTabText(i, newTabText);
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}
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}
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}
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void DatabaseBrowser::onTabCloseRequested(int index)
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{
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/*QObject* sender = QObject::sender();
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QPushButton* button = qobject_cast<QPushButton*>(sender);
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if(!button)
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return;
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int index = button->property("index").toInt();*/
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QWidget* widget = ui->tabWidget->widget(index);
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ui->tabWidget->removeTab(index);
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delete widget;
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}
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void DatabaseBrowser::onCurrentTabChanged(int index)
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{
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if(m_previousTabIndex != -1)
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{
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ui->tabWidget->setTabIcon(m_previousTabIndex, QIcon(":/img/images/icon_hierarchy_unchecked.png"));
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}
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m_previousTabIndex = index;
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if(index == -1) //最后一个tab关闭时会触发
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{
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ui->btnSelect->setEnabled(false);
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ui->btnAdd->setEnabled(false);
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ui->btnRemove->setEnabled(false);
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ui->btnCancle->setEnabled(false);
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ui->btnRefresh->setEnabled(false);
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ui->btnSave->setEnabled(false);
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ui->btnCancle->setEnabled(false);
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ui->btnFirstPage->setEnabled(false);
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ui->btnPreviousPage->setEnabled(false);
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ui->btnNextPage->setEnabled(false);
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ui->btnLastPage->setEnabled(false);
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ui->recordInfo->clear();
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ui->lineEditPage->setEnabled(false);
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ui->lineEditPage->setText("1");
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return;
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}
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ui->tabWidget->setTabIcon(m_previousTabIndex, QIcon(":/img/images/icon_hierarchy.png"));
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QWidget* widget = ui->tabWidget->widget(index);
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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ui->btnSelect->setEnabled(true);
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ui->btnAdd->setEnabled(true);
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ui->btnRemove->setEnabled(true);
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ui->btnCancle->setEnabled(true);
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ui->btnRefresh->setEnabled(true);
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ui->btnFirstPage->setEnabled(true);
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ui->btnPreviousPage->setEnabled(true);
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ui->btnNextPage->setEnabled(true);
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ui->btnLastPage->setEnabled(true);
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ui->lineEditPage->setEnabled(true);
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attributeView->active();
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}
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}
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void DatabaseBrowser::onBtnClicked_selectRecord()
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{
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emit openAttributeSelector();
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}
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void DatabaseBrowser::onBtnClicked_addRecord()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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{
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int row = model->rowCount(); //当前插入都是在最后一行
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/*QModelIndex currentIndex = view->currentIndex();
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if(currentIndex.row() != -1)
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row = currentIndex.row();*/
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model->insertRecord(row);
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ui->btnSave->setEnabled(true);
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ui->btnCancle->setEnabled(true);
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}
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}
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}
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void DatabaseBrowser::onBtnClicked_removeRecord()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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{
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/*QModelIndex currentIndex = view->currentIndex();
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int row = currentIndex.row();
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if( row != -1)
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{
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model->removeRecord(row);
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ui->btnSave->setEnabled(true);
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ui->btnCancle->setEnabled(true);
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}*/
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model->removeRecord();
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ui->btnSave->setEnabled(true);
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ui->btnCancle->setEnabled(true);
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}
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}
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}
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void DatabaseBrowser::onBtnClicked_submitChanges()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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{
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model->submitChanges();
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attributeView->syncChangeRecord();
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}
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}
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}
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void DatabaseBrowser::onBtnClicked_cancleChanges()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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model->cancleChanges();
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}
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}
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void DatabaseBrowser::onBtnClicked_refreshData()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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model->refresh();
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}
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}
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void DatabaseBrowser::onBtnClicked_firstPage()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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model->firstPage();
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}
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}
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void DatabaseBrowser::onBtnClicked_previousPage()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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model->previousPage();
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}
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}
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void DatabaseBrowser::onBtnClicked_nextPage()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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model->nextPage();
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}
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}
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void DatabaseBrowser::onBtnClicked_lastPage()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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model->lastPage();
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}
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}
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void DatabaseBrowser::onEditingFinished_page()
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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{
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QString strPage = ui->lineEditPage->text();
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bool result = model->setCurrentPage(strPage.toInt());
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if(!result)
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ui->lineEditPage->setText(QString::number(model->currentPage()));
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}
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}
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}
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void DatabaseBrowser::onSyncDataStatus(bool hasModifiedData, const PaginationInfo& paginationInfo)
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{
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ui->btnSave->setEnabled(hasModifiedData);
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ui->btnCancle->setEnabled(hasModifiedData);
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QString recordInfo = QString::fromWCharArray(L"共 %1 条记录").arg(paginationInfo.totalEntries);
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ui->recordInfo->setText(recordInfo);
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ui->lineEditPage->setText(QString::number(paginationInfo.currentPage));
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}
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void DatabaseBrowser::onShowMessage(MessageDialogType type,const QString& strTitle,const QString& strContent)
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{
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if(m_pMainWindow)
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m_pMainWindow->showMessageDialog(type, strTitle, strContent);
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}
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void DatabaseBrowser::processAttributeSelectedData(QVector<QVector<QVariant>> datas)
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{
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QWidget* widget = ui->tabWidget->currentWidget();
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AttributeView* attributeView = qobject_cast<AttributeView*>(widget);
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if(attributeView)
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{
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QTableView* view = attributeView->view();
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AttributeTableModel* model = attributeView->model();
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if(view && model)
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{
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model->addRecords(datas);
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ui->btnSave->setEnabled(true);
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ui->btnCancle->setEnabled(true);
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}
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}
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}
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