242 lines
8.2 KiB
C++
242 lines
8.2 KiB
C++
#ifndef YAOMIN_H
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#define YAOMIN_H
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#include <QWidget>
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#include <QtSql/QSql>
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#include <QtSql/QSqlDatabase>
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#include <QtSql/QSqlQueryModel>
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#include <QtSql/QSqlError>
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#include <QSqlQuery>
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#include <QSqlTableModel>
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#include <QItemSelection>
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#include <QDataWidgetMapper>
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#include<QSqlRecord>
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#include <QDebug>
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#include "addyaomin.h"
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#include "maxtu.h"
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#include <QStyledItemDelegate>
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#include <QPainter>
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#include <QStyleOptionButton>
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#include <QApplication>
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#include <QStyledItemDelegate>
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#include <QPushButton>
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#include <QPainter>
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#include <QApplication>
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#include <QMouseEvent>
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#include <QModelIndex>
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#include <QFontMetrics>
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#include<date.h>
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#include<datee.h>
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class CenteredItemDelegate3 : public QStyledItemDelegate {
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public:
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QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override {
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QWidget* editor = QStyledItemDelegate::createEditor(parent, option, index);
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if (editor) {
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editor->setStyleSheet("text-align: center;");
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}
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return editor;
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}
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void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override {
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QStyleOptionViewItem opt = option;
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opt.displayAlignment = Qt::AlignHCenter | Qt::AlignVCenter;
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QStyledItemDelegate::paint(painter, opt, index);
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}
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};
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class ButtonDelegate2 : public QStyledItemDelegate
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{
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Q_OBJECT
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signals:
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void editButtonClicked(const QModelIndex& index) const;
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void deleteButtonClicked(const QModelIndex& index) const;
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public:
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using QStyledItemDelegate::QStyledItemDelegate;
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// 创建编辑器，这里我们不需要编辑器，返回nullptr
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QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override
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{
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return nullptr;
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}
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// 重绘函数，用于绘制按钮
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void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override
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{
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if (index.column() == 7) // 判断是否为第五列
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{
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// 绘制编辑按钮
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// QStyleOptionButton editButtonOption;
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// editButtonOption.rect = option.rect;
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// editButtonOption.rect.setWidth(editButtonOption.rect.width() * 0.4);
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// editButtonOption.text = "编辑";
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// editButtonOption.state = QStyle::State_Enabled;
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// editButtonOption.features |= QStyleOptionButton::Flat; // 设置为扁平样式，去除边框
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// QApplication::style()->drawControl(QStyle::CE_PushButton, &editButtonOption, painter);
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// 绘制删除按钮
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QStyleOptionButton deleteButtonOption;
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deleteButtonOption.rect = option.rect;
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// deleteButtonOption.rect = option.rect;
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// deleteButtonOption.rect.setX(deleteButtonOption.rect.x() + deleteButtonOption.rect.width() * 0.4);
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// deleteButtonOption.rect.setWidth(deleteButtonOption.rect.width() * 0.6);
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deleteButtonOption.text = "删除";
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deleteButtonOption.state = QStyle::State_Enabled;
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deleteButtonOption.features |= QStyleOptionButton::Flat; // 设置为扁平样式，去除边框
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// QFontMetrics metrics(painter->font());
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// int textWidth = metrics.horizontalAdvance(deleteButtonOption.text );
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// // 增加一定的间距值（这里设为5像素，可根据实际效果调整）
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// const int padding = 5;
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// textWidth += 2 * padding;
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// // 调整按钮矩形的位置，使其居左显示，同时考虑间距来设置宽度
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// deleteButtonOption.rect.setX(option.rect.x() + padding);
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// deleteButtonOption.rect.setWidth(textWidth);
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// 创建一个调色板对象
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QPalette buttonPalette = QApplication::style()->standardPalette();
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// 设置文本颜色为红色
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buttonPalette.setColor(QPalette::ButtonText, Qt::red);
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// 将调色板应用到按钮样式选项中
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deleteButtonOption.palette = buttonPalette;
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QApplication::style()->drawControl(QStyle::CE_PushButton, &deleteButtonOption, painter);
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}
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else
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{
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QStyledItemDelegate::paint(painter, option, index);
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}
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}
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// 处理鼠标事件，判断按钮点击
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bool editorEvent(QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& option, const QModelIndex& index)
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{
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if (index.column() == 7 && event->type() == QEvent::MouseButtonPress)
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{
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QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event);
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// 判断是否点击编辑按钮区域
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// QRect editRect = option.rect;
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// editRect.setWidth(editRect.width() * 0.4);
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// if (editRect.contains(mouseEvent->pos()))
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// {
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// emit editButtonClicked(index);
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// return true;
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// }
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// 判断是否点击删除按钮区域
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// QRect deleteRect = option.rect;
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// deleteRect.setX(deleteRect.x() + deleteRect.width() * 0.4);
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// deleteRect.setWidth(deleteRect.width() * 0.6);
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// if (deleteRect.contains(mouseEvent->pos()))
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// {
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// emit deleteButtonClicked(index);
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// return true;
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// }
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QRect cellRect = option.rect; // 使用更表意清晰的变量名表示单元格矩形区域
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if (cellRect.contains(mouseEvent->pos()))
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{
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emit deleteButtonClicked(index);
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return true;
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}
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}
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return QStyledItemDelegate::editorEvent(event, model, option, index);
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}
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};
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class ClickToViewDelegateee : public QStyledItemDelegate
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{
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public:
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using QStyledItemDelegate::QStyledItemDelegate;
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QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override
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{
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// 不允许编辑，返回nullptr
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return nullptr;
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}
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void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override
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{
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if (index.column() ==4) // 第三列，列索引从0开始计数
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{
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QString text = "点击查看";
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QStyleOptionButton buttonOption;
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buttonOption.rect = option.rect;
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buttonOption.text = text;
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buttonOption.state = QStyle::State_Enabled;
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buttonOption.features |= QStyleOptionButton::Flat; // 设置为扁平样式，去除边框
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// 使用horizontalAdvance函数获取文本宽度
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// 创建一个调色板对象
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QPalette buttonPalette2 = QApplication::style()->standardPalette();
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buttonPalette2.setColor(QPalette::ButtonText, QColor(0, 170, 255));
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// 将调色板应用到按钮样式选项中
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buttonOption.palette = buttonPalette2;
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QApplication::style()->drawControl(QStyle::CE_PushButton, &buttonOption, painter);
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}
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else
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{
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QStyledItemDelegate::paint(painter, option, index);
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}
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}
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};
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namespace Ui {
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class yaomin;
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}
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class yaomin : public QWidget
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{
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Q_OBJECT
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public:
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explicit yaomin(QWidget *parent = nullptr);
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~yaomin();
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private slots:
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// void on_pushButton_clicked();
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void on_pushButton_2_clicked();
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void on_pushButton_3_clicked();
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// void on_pushButton_5_clicked();
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// void on_pushButton_6_clicked();
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void on_pushButton_4_clicked();
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void on_currentChanged(const QModelIndex ¤t, const QModelIndex &previous);
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void shanchu(const QModelIndex& index);
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void onCellClicked(const QModelIndex &index);
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void on_pushButton_5_clicked();
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void on_pushButton_6_clicked();
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void getkaishi(QString str);
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void getkaishii(QString str);
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private:
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date *m_date;
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datee *m_datee;
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void getshui();
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QWidget mask_window;
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ButtonDelegate2* delegate2 = new ButtonDelegate2;
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QSqlTableModel* model;
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QItemSelectionModel *theSelection; //选择模型
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QDataWidgetMapper *dataMapper; //数据映射
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void shuaxin();
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addyaomin *m_addyaomin;
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maxtu *m_maxtu;
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ClickToViewDelegateee delegate;
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//QWidget mask_window;
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private:
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Ui::yaomin *ui;
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signals:
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void yuan(QPixmap p);
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};
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#endif // YAOMIN_H
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