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在开发过程中,经常遇到使用文件选择框的情况,qt默认的文件选择框,样式可能与开发的桌面程序差异比较大.此时,我们可以自定义文件选择框,设置其样式,尽量做到样式统一.
一、头文件
#ifndef CUSTOMFILEDIALOG_H
#d… 文章目录 前言一、头文件二、源文件三、qss文件四、效果 前言
在开发过程中,经常遇到使用文件选择框的情况,qt默认的文件选择框,样式可能与开发的桌面程序差异比较大.此时,我们可以自定义文件选择框,设置其样式,尽量做到样式统一.
一、头文件
#ifndef CUSTOMFILEDIALOG_H
#define CUSTOMFILEDIALOG_H#include QDialog
#include QFileDialog
#include QHBoxLayout
#include QMouseEvent#include mymessagedialog.hnamespace Ui {
class CustomFileDialog;
}class CustomFileDialog : public QDialog
{Q_OBJECTpublic:explicit CustomFileDialog(QWidget *parent nullptr);~CustomFileDialog();void createFileDialog(QString);QStringList selectedFiles() const;signals:void selectFileSignal(QString);private slots:void on_minBtn_clicked();void on_closeBtn_clicked();void onFileDialogFinished(int);private:void init();void loadUI();private:Ui::CustomFileDialog *ui;QFileDialog *m_fileDialog nullptr;QHBoxLayout *hLayout;QPoint last QPoint(0,0);QStringList m_fileList;MyMessageDialog *m_nonRulesMsgDialog nullptr;protected:void mousePressEvent(QMouseEvent *);void mouseMoveEvent(QMouseEvent *);void mouseReleaseEvent(QMouseEvent *);
};#endif // CUSTOMFILEDIALOG_H
二、源文件
#include customfiledialog.h
#include ui_customfiledialog.h#include QComboBox
#include QLineEdit
#include QDialogButtonBox
#include QDebugCustomFileDialog::CustomFileDialog(QWidget *parent) :QDialog(parent),ui(new Ui::CustomFileDialog)
{ui-setupUi(this);this-setWindowFlags(Qt::FramelessWindowHint);this-setWindowTitle(文件对话框);this-setWindowIcon(QIcon(:/logo.ico));init();
}CustomFileDialog::~CustomFileDialog()
{if(m_nonRulesMsgDialog){delete m_nonRulesMsgDialog;m_nonRulesMsgDialog nullptr;}delete ui;
}void CustomFileDialog::init()
{ui-label-setText(文件选择框);ui-minBtn-hide();//loadUI();
}void CustomFileDialog::createFileDialog(QString defaultDir){if(m_fileDialog nullptr)m_fileDialog new QFileDialog(ui-bodyWidget,选择文件啊,defaultDir);m_fileDialog-setWindowFlags(Qt::FramelessWindowHint);m_fileDialog-setFileMode(QFileDialog::FileMode::ExistingFile);m_fileDialog-setOption(QFileDialog::DontUseNativeDialog, true);m_fileDialog-setAcceptMode(QFileDialog::AcceptSave);m_fileDialog-setLabelText(QFileDialog::Accept, tr(选择));m_fileDialog-setViewMode(QFileDialog::Detail);m_fileDialog-setNameFilter(W3060_*_V*.alx);//hLayout new QHBoxLayout;hLayout-addWidget(m_fileDialog);hLayout-setSpacing(0);hLayout-setMargin(0);ui-bodyWidget-setLayout(hLayout);//QLabel* lookinLabel m_fileDialog-findChildQLabel*(lookInLabel);if (lookinLabel)lookinLabel-setText(文件目录);QComboBox* fileTypeCombo m_fileDialog-findChildQComboBox*(fileTypeCombo);if (fileTypeCombo)fileTypeCombo-setMinimumHeight(40);QComboBox* lookInCombo m_fileDialog-findChildQComboBox*(lookInCombo);if (lookInCombo)lookInCombo-setMinimumHeight(40);QLineEdit* fileNameEdit m_fileDialog-findChildQLineEdit*(fileNameEdit);if (fileNameEdit){fileNameEdit-setReadOnly(true);fileNameEdit-setMinimumHeight(40);}m_fileDialog-setLabelText(QFileDialog::FileName,文件目录);m_fileDialog-setLabelText(QFileDialog::FileType,文件类型);QDialogButtonBox *buttonBox m_fileDialog-findChildQDialogButtonBox *(buttonBox);/*if (QPushButton *button buttonBox-button(QDialogButtonBox::Open)){button-setStyleSheet(QPushButton{background-color: qlineargradient(x1: 0, y1: 0, x2: 1, y2: 0,stop: 0 #00BAFF, stop: 1 #00A1FF);font-size: 12px;color: #FFFFFF;border-radius:2px;}QPushButton:hover{background: #00C1FF;font-size: 12px;color: #FFFFFF;border-radius:2px;}QPushButton:disabled{background: #F0F0F0;border: 1px solid #DDDDDD;font-size: 12px;color: #BBBBBB;border-radius:2px;});button-setFixedSize(68, 30);}*/if (QPushButton *button buttonBox-button(QDialogButtonBox::Save)){button-setStyleSheet(QPushButton{background-color: rgb(1,141,235);font-size: 20px;color: #FFFFFF;border-radius:2px;}QPushButton:hover{background: rgb(1,141,235);font-size: 20px;color: #FFFFFF;border-radius:2px;}QPushButton:disabled{background: #F0F0F0;border: 1px solid #DDDDDD;font-size: 20px;color: #BBBBBB;border-radius:2px;});button-setFixedSize(68, 40);}if (QPushButton *button buttonBox-button(QDialogButtonBox::Cancel)){button-setStyleSheet(QPushButton{border: 1px solid #DDDDDD;font-size: 20px;color: #666666;border-radius:2px;}QPushButton:hover{font-size: 20px;color: #00A1FF;border: 1px solid #00A1FF;border-radius:2px;}QPushButton:disabled{background: #F0F0F0;border: 1px solid #DDDDDD;font-size: 20px;color: #BBBBBB;border-radius:2px;});button-setText(取消);button-setFixedSize(68, 40);}connect(m_fileDialog, SIGNAL(finished(int)), this, SLOT(onFileDialogFinished(int)));
}QStringList CustomFileDialog::selectedFiles() const
{return m_fileList;
}void CustomFileDialog::onFileDialogFinished(int result)
{if (result QDialog::Accepted){//qDebug()CustomFileDialog::onFileDialogFinished Accepted;m_fileList.clear();m_fileList m_fileDialog-selectedFiles();QRegularExpression regex(^W3060_.*_V\\d\\.\\d\\.\\d\\.alx$);for(const QString selectedFile : m_fileList){QString text selectedFile.section(/,-1);//qDebug()text text;QRegularExpressionMatch match regex.match(text);if(match.hasMatch()){//qDebug()选中的文件符合规则;emit selectFileSignal(m_fileList.first());}else{//qDebug()选中的文件不符合规则;if(m_nonRulesMsgDialog nullptr){m_nonRulesMsgDialog new MyMessageDialog;m_nonRulesMsgDialog-setCancleBtn(false);}m_nonRulesMsgDialog-setInfo(安装包不符合命名规则);m_nonRulesMsgDialog-setModal(true);m_nonRulesMsgDialog-show();}}//delete m_fileDialog;m_fileDialog nullptr;delete hLayout;QDialog::accept();}else{//qDebug()CustomFileDialog::onFileDialogFinished reject;delete m_fileDialog;m_fileDialog nullptr;delete hLayout;QDialog::reject();}
}void CustomFileDialog::loadUI()
{QString fileName QString(:/image/customFileDialog.qss);QFile file(fileName);if(file.open(QIODevice::ReadOnly)){QString str QString::fromUtf8(file.readAll());this-setStyleSheet(str);file.close();}
}void CustomFileDialog::on_minBtn_clicked()
{this-showMinimized();
}void CustomFileDialog::on_closeBtn_clicked()
{delete m_fileDialog;m_fileDialog nullptr;delete hLayout;this-close();
}void CustomFileDialog::mousePressEvent(QMouseEvent *event)
{if(event-y() ui-titleWidget-height()){last event-globalPos();}
}void CustomFileDialog::mouseMoveEvent(QMouseEvent *event)
{if(event-y() ui-titleWidget-height()){int dx event-globalX() - last.x();int dy event-globalY() - last.y();last event-globalPos();this-move(this-x() dx,this-y() dy);}
}void CustomFileDialog::mouseReleaseEvent(QMouseEvent *event)
{if(event-y() ui-titleWidget-height()){int dx event-globalX() - last.x();int dy event-globalY() - last.y();this-move(this-x() dx,this-y() dy);}
}
三、qss文件
#titleWidget{background-color:rgb(1,141,235)/*#4E69E1*/;
}#label{color:white;font:24px;
}
#closeBtn{border-image:url(:/image/sysclose.png);width:40px;height:40px;
}#minBtn{border-image: url(:/image/sysmin.png);width:40px;height:40px;
}#minBtn:hover{border-image: url(:/image/sysmin_hover.png);
}#minBtn:pressed{border-image: url(:/image/sysmin_hover.png);
}QLabel{font-size:20px;color:#666666;
}QComboBox::down-arrow{image: url(:/image/drop-down.png);padding-right:4px;
}QComboBox::down-arrow:on{image: url(:/image/drop-up.png);padding-right:4px;
}QComboBox::drop-down{background-color:rgb(255,255,255);
}QComboBox::drop-down:disabled,QComboBox:disabled{background-color:#f8f8f8
}QLineEdit,QComboBox{color: #666666;border: 1px solid #DDDDDD;border-radius:2px;
}QListView, QTreeView{outline: 0px;background-color:white;border: 1px solid #DDDDDD;color:#666666;selection-color:#666666;selection-background-color: #f6f6f6;border-radius:2px;
}QListView::item, QTreeView::item{height:30px;text-align:center;
}QListView::item:selected,QTreeView::item:selected{/*border: 1px solid #6a6ea9;*/background-color: #1e90ff;color : rgb(255, 255, 255);
}QScrollBar:horizontal{background: #ffffff;height: 20px;border-width:0px 10px 0px 10px;margin-left:6px;margin-right:20px;padding-left:14px;
}QScrollBar::handle:horizontal{background:rgb(1,141,235)/*#1c86ee*/;border-radius:3px;height: 20px;max-width:40px;
}QSplitter::handle {background-color: rgb(255, 255, 255);
}QScrollBar::sub-line:horizontal{/*background:transparent;*/width:20px;height:20px;subcontrol-position:left;subcontrol-origin:margin;
}QScrollBar::add-line:horizontal{/*background:transparent;*/width:20px;height:20px;subcontrol-position:right;subcontrol-origin:margin;
}QScrollBar:vertical {background: #ffffff;width: 20px;border-width:10px 0px 10px 0px;margin-top:7px;margin-bottom:0px;padding-top:17px;padding-bottom:24px;
}QScrollBar::handle:vertical {background:rgb(1,141,235)/*#1c86ee*/;border-radius:3px;width: 20px;
}QScrollBar::sub-line:vertical {width:20px;height:24px;subcontrol-position:top left;subcontrol-origin:margin;
}QScrollBar::add-line:vertical {width:20px;height:24px;subcontrol-position:bottom;subcontrol-origin:border;
}QHeaderView::section { color: #333333; height:18px;font-size:12px; background-color: #f8f8f8; border:1px solid #eeeeee; border-left:none;border-top:none; padding:6px 10px 1px 10px;
} /*QHeaderView::down-arrow {image: url(~/image/drop-down.png);
}QHeaderView::up-arrow {image: url(~/image/drop-up.png);
} */QMenu{background-color:white;border-style:none;
}QMenu::item {font-size: 12px;color: #666666;background-color:#ffffff;padding:8px;
}QMenu::item:selected {background-color:#f6f6f6;color:#666666;
}QMenu::item:!enabled {background-color:white;color:#999999;
}QMenu::item:hover {color:#666666;
}QMenu::separator {height: 1px;background: #eeeeee;margin: 2px 5px 2px 10px;
}
四、效果
