141 lines
3.6 KiB
C++
141 lines
3.6 KiB
C++
#include "titleBar.h"
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#include <QStyle>
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#include <QScreen>
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#include <QGuiApplication>
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TitleBar::TitleBar(QWidget *parent,bool bClose,bool bMaxMin)
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: QWidget(parent)
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, m_parentWindow(parent)
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,_bShowClose(bClose)
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,_bShowMaxMin(bMaxMin)
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{
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setupUI();
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setFixedHeight(25); // 稍微矮一点
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setAttribute(Qt::WA_StyledBackground, true); // 启用样式背景
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setAttribute(Qt::WA_NoSystemBackground, false);
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// 确保有自己的调色板
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setAutoFillBackground(true);
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// 使用更具体的样式表
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QString style = R"(
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QWidget {
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background: #2c5282;
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}
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QLabel {
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color: white;
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font-size: 12px;
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background: transparent;
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}
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QPushButton {
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background: transparent;
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border: none;
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color: white;
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min-width: 20px;
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min-height: 20px;
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}
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)";
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setStyleSheet(style);
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}
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void TitleBar::setupUI()
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{
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QHBoxLayout *layout = new QHBoxLayout(this);
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layout->setContentsMargins(4, 0, 0, 0);
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layout->setSpacing(0);
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// 标题
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m_titleLabel = new QLabel("窗口标题");
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m_titleLabel->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
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layout->addWidget(m_titleLabel);
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/* ===== 中间占位，用于居中 ===== */
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layout->addStretch();
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/* ===== 中间内容 Label ===== */
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m_centerLabel = new QLabel();
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m_centerLabel->setAlignment(Qt::AlignCenter);
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m_centerLabel->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
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layout->addWidget(m_centerLabel);
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/* ===== 右侧占位 ===== */
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layout->addStretch();
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if(_bShowMaxMin){
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// 最大化/还原按钮
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m_maximizeButton = new QPushButton(tr("🗖")); // 最大化图标
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m_maximizeButton->setObjectName("maximizeButton");
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m_maximizeButton->setToolTip("最大化");
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layout->addWidget(m_maximizeButton);
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connect(m_maximizeButton, &QPushButton::clicked, this, &TitleBar::maximizeClicked);
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}
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if(_bShowClose){
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// 关闭按钮
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m_closeButton = new QPushButton("×");
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m_closeButton->setObjectName("closeButton");
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m_closeButton->setToolTip("关闭");
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layout->addWidget(m_closeButton);
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connect(m_closeButton, &QPushButton::clicked, this, &TitleBar::closeClicked);
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}
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}
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void TitleBar::setTitle(const QString &title)
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{
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m_titleLabel->setText(title);
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}
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void TitleBar::setCenterText(const QString &text)
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{
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if (m_centerLabel)
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m_centerLabel->setText(text);
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}
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void TitleBar::updateMaximizeButton()
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{
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if(_bShowMaxMin){
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if (m_parentWindow) {
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m_isMaximized = m_parentWindow->isMaximized();
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if (m_isMaximized) {
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m_maximizeButton->setText(tr("🗗")); // 还原图标
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m_maximizeButton->setToolTip("还原");
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} else {
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m_maximizeButton->setText(tr("🗖")); // 最大化图标
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m_maximizeButton->setToolTip("最大化");
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}
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}
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}
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}
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void TitleBar::mousePressEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton) {
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m_dragStartPosition = event->globalPosition().toPoint() - m_parentWindow->frameGeometry().topLeft();
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event->accept();
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}
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}
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void TitleBar::mouseMoveEvent(QMouseEvent *event)
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{
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if (event->buttons() & Qt::LeftButton) {
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m_parentWindow->move(event->globalPosition().toPoint() - m_dragStartPosition);
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event->accept();
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}
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}
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void TitleBar::mouseDoubleClickEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton) {
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emit maximizeClicked();
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}
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}
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