71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
#include "widget.h"
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#include "ui_widget.h"
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#include <QColorDialog>
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#include <QDebug>
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#include <QDialog>
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#include <QFileDialog>
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#include <QFontDialog>
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#include <QInputDialog>
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#include <QMessageBox>
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#include <QProgressDialog>
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Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget) {
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ui->setupUi(this);
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errorDlg = new QErrorMessage(this);
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}
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Widget::~Widget() { delete ui; }
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void Widget::on_pushButton_clicked() {
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QColorDialog dialog(Qt::red, this);
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dialog.setOption(QColorDialog::ShowAlphaChannel);
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dialog.exec();
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QColor color = dialog.currentColor();
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qDebug() << "color:" << color;
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}
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void Widget::on_pushButton_5_clicked() {
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QString fileName = QFileDialog::getOpenFileName(
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this, "文件对话框", "D:", "图片文件(* png * jpg);;文本文件(*txt)");
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qDebug() << "fileName:" << fileName;
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}
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void Widget::on_pushButton_2_clicked() {
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bool ok = false;
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QFont font = QFontDialog::getFont(&ok, this);
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if (ok) {
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ui->pushButton_2->setFont(font);
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} else {
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qDebug() << "没有选择字体";
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}
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}
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void Widget::on_pushButton_6_clicked() {
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bool ok;
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QString name = QInputDialog::getText(this, "输入对话框", "请输入用户名：",
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QLineEdit::Normal, "admin", &ok);
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if (ok) {
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qDebug() << "name:" << name;
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}
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int intNum = QInputDialog::getInt(this, "整数输入对话框",
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"请输入-1000到1000之间的数值", 100, -1000,
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1000, 10, &ok);
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if (ok) {
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qDebug() << "intNum:" << intNum;
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}
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double doubleNum = QInputDialog::getDouble(this, "浮点数输入对话框",
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"请输入-1000到1000的数值", 0.00,
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-1000, 1000, 2, &ok);
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if (ok) {
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qDebug() << "doubleNum:" << doubleNum;
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}
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QStringList items;
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items << "条目1"
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<< "条目2";
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QString item = QInputDialog::getItem(
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this, "条目输入对话框", "请选择或输入一个条目", items, 0, true, &ok);
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if (ok) {
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qDebug() << "item:" << item;
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}
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}
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