feat: QFileDialog QInputDialog and QMessageDialog
QFileDialog 标准文件对话框 QInputDialog 标准输入对话框 QMessageBox 标准消息对话框 QColorDialog 标准颜色对话框 QFontDialog 标准字体对话框
This commit is contained in:
touwoyimuli
parent
77d9584899
commit
cf12d7798a
189
QtQDialogEx/ExDialog.cpp
Normal file
189
QtQDialogEx/ExDialog.cpp
Normal file
@ -0,0 +1,189 @@
|
|||||||
|
#include "ExDialog.h"
|
||||||
|
#include "ui_ExDialog.h"
|
||||||
|
#include <QFileDialog>
|
||||||
|
#include <QColorDialog>
|
||||||
|
#include <QFontDialog>
|
||||||
|
#include <QInputDialog>
|
||||||
|
#include <QMessageBox>
|
||||||
|
|
||||||
|
ExDialog::ExDialog(QWidget *parent) :
|
||||||
|
QDialog(parent),
|
||||||
|
ui(new Ui::ExDialog)
|
||||||
|
{
|
||||||
|
ui->setupUi(this);
|
||||||
|
setWindowTitle(QObject::tr("文件、颜色、字体、保存、消息、输入等对话框使用"));
|
||||||
|
}
|
||||||
|
|
||||||
|
ExDialog::~ExDialog()
|
||||||
|
{
|
||||||
|
delete ui;
|
||||||
|
}
|
||||||
|
|
||||||
|
//标准文件对话框QFileDialog+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
||||||
|
void ExDialog::on_btnOpenFile_clicked()
|
||||||
|
{
|
||||||
|
QString path = QDir::currentPath(); //获取应用程序当前目录
|
||||||
|
QString fileter = "文本文件(*.txt);;图片文件(*.jpg *.gif);;所有文件(*.*)";
|
||||||
|
|
||||||
|
QString fileNmae = QFileDialog::getOpenFileName(this, "选择一个文件", path, fileter);
|
||||||
|
if (! fileNmae.isEmpty()) {
|
||||||
|
ui->plainTextEdit->appendPlainText(fileNmae);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnOpenFiles_clicked()
|
||||||
|
{
|
||||||
|
QString path = QDir::currentPath(); //获取应用程序当前目录
|
||||||
|
QString fileter = "文本文件(*.txt);;图片文件(*.jpg *.gif);;所有文件(*.*)";
|
||||||
|
|
||||||
|
QStringList fileNmaeList = QFileDialog::getOpenFileNames(this, "选择多个文件", path, fileter);
|
||||||
|
for (int i = 0; i < fileNmaeList.count(); i++) {
|
||||||
|
ui->plainTextEdit->appendPlainText(fileNmaeList.at(i));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnExistingDir_clicked()
|
||||||
|
{
|
||||||
|
QString currPath = QCoreApplication::applicationDirPath(); //获取应用程序当前目录
|
||||||
|
QString path = QFileDialog::getExistingDirectory(this, "选择一个目录【非文件】", currPath, QFileDialog::ShowDirsOnly); //最后一个参数，表示只显示路径
|
||||||
|
|
||||||
|
if (!path.isEmpty()) {
|
||||||
|
ui->plainTextEdit->appendPlainText(path);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnGetColor_clicked()
|
||||||
|
{
|
||||||
|
QPalette pal = ui->plainTextEdit->palette(); //获取条调色板
|
||||||
|
QColor initColor = pal.color(QPalette::Text);
|
||||||
|
QColor color = QColorDialog::getColor(initColor, this, "选择颜色");
|
||||||
|
|
||||||
|
if (color.isValid()) { //因为没有.isEmpty(),故而使用.isValid()来判断
|
||||||
|
pal.setColor(QPalette::Text, color);
|
||||||
|
ui->plainTextEdit->setPalette(pal);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnGetFont_clicked()
|
||||||
|
{
|
||||||
|
QFont initFont = ui->plainTextEdit->font();
|
||||||
|
bool ok = false;
|
||||||
|
QFont font = QFontDialog::getFont(&ok, initFont);
|
||||||
|
|
||||||
|
if (ok)
|
||||||
|
ui->plainTextEdit->setFont(font);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnSaveFile_clicked()
|
||||||
|
{
|
||||||
|
QString path = QDir::currentPath(); //获取应用程序当前目录
|
||||||
|
QString fileter = "头文件(*.h);;源文件(*.cpp);;所有文件(*.*)";
|
||||||
|
QString fileNmae = QFileDialog::getSaveFileName(this, "保存文件", path, fileter);
|
||||||
|
|
||||||
|
if (!fileNmae.isEmpty())
|
||||||
|
ui->plainTextEdit->appendPlainText(fileNmae);
|
||||||
|
}
|
||||||
|
|
||||||
|
//标准消息对话框+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
||||||
|
void ExDialog::on_btnQuestion_clicked()
|
||||||
|
{
|
||||||
|
QMessageBox::StandardButton ret = QMessageBox::question(this, "问题消息对话框", "question对话框的内容", QMessageBox::Yes | QMessageBox::No | QMessageBox::Close, QMessageBox::NoButton);
|
||||||
|
|
||||||
|
switch (ret) {
|
||||||
|
case QMessageBox::Yes: {
|
||||||
|
ui->plainTextEdit->appendPlainText("QMessageBox::yes 按钮被选中");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case QMessageBox::No: {
|
||||||
|
ui->plainTextEdit->appendPlainText("QMessageBox::No 按钮被选中");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case QMessageBox::Close: {
|
||||||
|
ui->plainTextEdit->appendPlainText("QMessageBox::Close 按钮被选中");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
default: {
|
||||||
|
ui->plainTextEdit->appendPlainText("这是 switch 的default 的选项");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnInformation_clicked()
|
||||||
|
{
|
||||||
|
QMessageBox::information(this, "信息消息对话框", "information对话框的内容", QMessageBox::Ok, QMessageBox::NoButton);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnWarning_clicked()
|
||||||
|
{
|
||||||
|
QMessageBox::warning(this, "警告消息对话框", "warning对话框的内容", QMessageBox::Ok, QMessageBox::NoButton);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnCritical_clicked()
|
||||||
|
{
|
||||||
|
QMessageBox::critical(this, "危机消息对话框", "critical对话框的内容", QMessageBox::Ok, QMessageBox::NoButton);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnAbout_clicked()
|
||||||
|
{
|
||||||
|
QMessageBox::about(this, "关于消息对话框", "abou 作者: 投我以木李，报之以琼玖");
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnAboutQt_clicked()
|
||||||
|
{
|
||||||
|
QMessageBox::aboutQt(this, "关于Qt消息对话框");
|
||||||
|
}
|
||||||
|
|
||||||
|
//标准输入对话框QInputDialog+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
||||||
|
void ExDialog::on_btnGetString_clicked()
|
||||||
|
{
|
||||||
|
bool ok = false;
|
||||||
|
QString text = QInputDialog::getText(this, "输入文字对话框", "请输入一个字符串", QLineEdit::Normal, "默认输入的字符串", &ok);
|
||||||
|
|
||||||
|
if (ok && !text.isEmpty())
|
||||||
|
ui->plainTextEdit->appendPlainText(text);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnGetItem_clicked()
|
||||||
|
{
|
||||||
|
QStringList list;
|
||||||
|
list<<"2019-10-02"<<"04:28"<<"在武汉的卧室"<<"敲代码"<<"这会没有困意";
|
||||||
|
|
||||||
|
int index = 0;
|
||||||
|
bool editable = true; //ComboBox是否可编辑
|
||||||
|
bool ok = false;
|
||||||
|
QString text = QInputDialog::getItem(this, "输入item对话框", "请选择一个item", list, index, editable, &ok);
|
||||||
|
|
||||||
|
if (ok && !text.isEmpty())
|
||||||
|
ui->plainTextEdit->appendPlainText(text);
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnInt_clicked()
|
||||||
|
{
|
||||||
|
int min = 0;
|
||||||
|
int max = 100;
|
||||||
|
int stepVal = 3;
|
||||||
|
int size = ui->plainTextEdit->font().pointSize();
|
||||||
|
bool ok = false;
|
||||||
|
int val = QInputDialog::getInt(this, "输入整数对话框", "请输入一个整数改变字体大小", size, min, max, stepVal, &ok);
|
||||||
|
|
||||||
|
if (ok) {
|
||||||
|
QFont font = ui->plainTextEdit->font();
|
||||||
|
font.setPointSize(val);
|
||||||
|
ui->plainTextEdit->setFont(font);
|
||||||
|
ui->plainTextEdit->appendPlainText("字体大小已经被设置为:" + QString::number(val));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ExDialog::on_btnDouble_clicked()
|
||||||
|
{
|
||||||
|
int min = 0;
|
||||||
|
int max = 100;
|
||||||
|
int d = 2; //小数点的位数
|
||||||
|
double val = 3.1415;
|
||||||
|
bool ok = false;
|
||||||
|
double ret = QInputDialog::getDouble(this, "输入浮点数对话框", "请输入一个整数改变字体大小", d, min, max, val, &ok);
|
||||||
|
|
||||||
|
if (ok)
|
||||||
|
ui->plainTextEdit->appendPlainText("浮点数大小为:" + QString::number(ret, 'f', 4));
|
||||||
|
}
|
||||||
42
QtQDialogEx/ExDialog.h
Normal file
42
QtQDialogEx/ExDialog.h
Normal file
@ -0,0 +1,42 @@
|
|||||||
|
#ifndef EXDIALOG_H
|
||||||
|
#define EXDIALOG_H
|
||||||
|
|
||||||
|
#include <QDialog>
|
||||||
|
|
||||||
|
namespace Ui {
|
||||||
|
class ExDialog;
|
||||||
|
}
|
||||||
|
|
||||||
|
class ExDialog : public QDialog
|
||||||
|
{
|
||||||
|
Q_OBJECT
|
||||||
|
|
||||||
|
public:
|
||||||
|
explicit ExDialog(QWidget *parent = nullptr);
|
||||||
|
~ExDialog();
|
||||||
|
|
||||||
|
private slots:
|
||||||
|
void on_btnOpenFile_clicked(); //打开一个文件
|
||||||
|
void on_btnOpenFiles_clicked(); //打开多个文件
|
||||||
|
void on_btnExistingDir_clicked(); //选择已有目录
|
||||||
|
void on_btnGetColor_clicked(); //选择颜色
|
||||||
|
void on_btnGetFont_clicked(); //选择字体
|
||||||
|
void on_btnSaveFile_clicked(); //保存文件
|
||||||
|
|
||||||
|
void on_btnQuestion_clicked();
|
||||||
|
void on_btnInformation_clicked();
|
||||||
|
void on_btnWarning_clicked();
|
||||||
|
void on_btnCritical_clicked();
|
||||||
|
void on_btnAbout_clicked();
|
||||||
|
void on_btnAboutQt_clicked();
|
||||||
|
|
||||||
|
void on_btnGetString_clicked(); //输入字符串
|
||||||
|
void on_btnGetItem_clicked(); //item选择输入
|
||||||
|
void on_btnInt_clicked(); //输入整数
|
||||||
|
void on_btnDouble_clicked(); //输入浮点数
|
||||||
|
|
||||||
|
private:
|
||||||
|
Ui::ExDialog *ui;
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif // EXDIALOG_H
|
||||||
181
QtQDialogEx/ExDialog.ui
Normal file
181
QtQDialogEx/ExDialog.ui
Normal file
@ -0,0 +1,181 @@
|
|||||||
|
<?xml version="1.0" encoding="UTF-8"?>
|
||||||
|
<ui version="4.0">
|
||||||
|
<class>ExDialog</class>
|
||||||
|
<widget class="QDialog" name="ExDialog">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>0</x>
|
||||||
|
<y>0</y>
|
||||||
|
<width>663</width>
|
||||||
|
<height>341</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="windowTitle">
|
||||||
|
<string>ExDialog</string>
|
||||||
|
</property>
|
||||||
|
<layout class="QHBoxLayout" name="horizontalLayout">
|
||||||
|
<item>
|
||||||
|
<widget class="QGroupBox" name="groupBox">
|
||||||
|
<property name="title">
|
||||||
|
<string>标准对话框：</string>
|
||||||
|
</property>
|
||||||
|
<layout class="QGridLayout" name="gridLayout">
|
||||||
|
<item row="2" column="0">
|
||||||
|
<widget class="QPushButton" name="btnOpenFiles">
|
||||||
|
<property name="text">
|
||||||
|
<string>打开多个文件</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="8" column="0" colspan="3">
|
||||||
|
<widget class="Line" name="line_2">
|
||||||
|
<property name="orientation">
|
||||||
|
<enum>Qt::Horizontal</enum>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="11" column="0">
|
||||||
|
<widget class="QPushButton" name="btnGetString">
|
||||||
|
<property name="text">
|
||||||
|
<string>输入字符串</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="11" column="2">
|
||||||
|
<widget class="QPushButton" name="btnGetItem">
|
||||||
|
<property name="text">
|
||||||
|
<string>item选择输入</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="0" column="2">
|
||||||
|
<widget class="QLabel" name="labMsg">
|
||||||
|
<property name="text">
|
||||||
|
<string>标准消息框：</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="12" column="0">
|
||||||
|
<widget class="QPushButton" name="btnInt">
|
||||||
|
<property name="text">
|
||||||
|
<string>输入整数</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="12" column="2">
|
||||||
|
<widget class="QPushButton" name="btnDouble">
|
||||||
|
<property name="text">
|
||||||
|
<string>输入浮点数</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="0" column="0">
|
||||||
|
<widget class="QLabel" name="labFile">
|
||||||
|
<property name="text">
|
||||||
|
<string>文件对话框：</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="3" column="0">
|
||||||
|
<widget class="QPushButton" name="btnExistingDir">
|
||||||
|
<property name="text">
|
||||||
|
<string>选择已有目录</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="0" column="1" rowspan="7">
|
||||||
|
<widget class="Line" name="line">
|
||||||
|
<property name="orientation">
|
||||||
|
<enum>Qt::Vertical</enum>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="5" column="0">
|
||||||
|
<widget class="QPushButton" name="btnGetFont">
|
||||||
|
<property name="text">
|
||||||
|
<string>选择字体</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="4" column="0">
|
||||||
|
<widget class="QPushButton" name="btnGetColor">
|
||||||
|
<property name="text">
|
||||||
|
<string>选择颜色</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="1" column="2">
|
||||||
|
<widget class="QPushButton" name="btnQuestion">
|
||||||
|
<property name="text">
|
||||||
|
<string>question</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="3" column="2">
|
||||||
|
<widget class="QPushButton" name="btnWarning">
|
||||||
|
<property name="text">
|
||||||
|
<string>warning</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="4" column="2">
|
||||||
|
<widget class="QPushButton" name="btnCritical">
|
||||||
|
<property name="text">
|
||||||
|
<string>critical</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="2" column="2">
|
||||||
|
<widget class="QPushButton" name="btnInformation">
|
||||||
|
<property name="text">
|
||||||
|
<string>information</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="5" column="2">
|
||||||
|
<widget class="QPushButton" name="btnAbout">
|
||||||
|
<property name="text">
|
||||||
|
<string>about</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="6" column="2">
|
||||||
|
<widget class="QPushButton" name="btnAboutQt">
|
||||||
|
<property name="text">
|
||||||
|
<string>aboutQt</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="6" column="0">
|
||||||
|
<widget class="QPushButton" name="btnSaveFile">
|
||||||
|
<property name="text">
|
||||||
|
<string>保存文件</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="1" column="0">
|
||||||
|
<widget class="QPushButton" name="btnOpenFile">
|
||||||
|
<property name="text">
|
||||||
|
<string>打开一个文件</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item row="10" column="0" colspan="3">
|
||||||
|
<widget class="QLabel" name="labInput">
|
||||||
|
<property name="text">
|
||||||
|
<string>标准输入对话框QInputDialog:</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
</layout>
|
||||||
|
</widget>
|
||||||
|
</item>
|
||||||
|
<item>
|
||||||
|
<widget class="QPlainTextEdit" name="plainTextEdit"/>
|
||||||
|
</item>
|
||||||
|
</layout>
|
||||||
|
</widget>
|
||||||
|
<layoutdefault spacing="6" margin="11"/>
|
||||||
|
<resources/>
|
||||||
|
<connections/>
|
||||||
|
</ui>
|
||||||
42
QtQDialogEx/QtQDialogEx.pro
Normal file
42
QtQDialogEx/QtQDialogEx.pro
Normal file
@ -0,0 +1,42 @@
|
|||||||
|
#-------------------------------------------------
|
||||||
|
#
|
||||||
|
# Project created by QtCreator 2019-10-01T15:57:01
|
||||||
|
#
|
||||||
|
#-------------------------------------------------
|
||||||
|
|
||||||
|
QT += core gui
|
||||||
|
|
||||||
|
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
|
||||||
|
|
||||||
|
TARGET = QtQDialogEx
|
||||||
|
TEMPLATE = app
|
||||||
|
|
||||||
|
# The following define makes your compiler emit warnings if you use
|
||||||
|
# any feature of Qt which has been marked as deprecated (the exact warnings
|
||||||
|
# depend on your compiler). Please consult the documentation of the
|
||||||
|
# deprecated API in order to know how to port your code away from it.
|
||||||
|
DEFINES += QT_DEPRECATED_WARNINGS
|
||||||
|
|
||||||
|
# You can also make your code fail to compile if you use deprecated APIs.
|
||||||
|
# In order to do so, uncomment the following line.
|
||||||
|
# You can also select to disable deprecated APIs only up to a certain version of Qt.
|
||||||
|
#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000 # disables all the APIs deprecated before Qt 6.0.0
|
||||||
|
|
||||||
|
CONFIG += c++11
|
||||||
|
|
||||||
|
SOURCES += \
|
||||||
|
main.cpp \
|
||||||
|
ExDialog.cpp
|
||||||
|
|
||||||
|
HEADERS += \
|
||||||
|
ExDialog.h
|
||||||
|
|
||||||
|
FORMS += \
|
||||||
|
ExDialog.ui
|
||||||
|
|
||||||
|
RC_ICONS += qt.ico
|
||||||
|
|
||||||
|
# Default rules for deployment.
|
||||||
|
qnx: target.path = /tmp/$${TARGET}/bin
|
||||||
|
else: unix:!android: target.path = /opt/$${TARGET}/bin
|
||||||
|
!isEmpty(target.path): INSTALLS += target
|
||||||
11
QtQDialogEx/main.cpp
Normal file
11
QtQDialogEx/main.cpp
Normal file
@ -0,0 +1,11 @@
|
|||||||
|
#include "ExDialog.h"
|
||||||
|
#include <QApplication>
|
||||||
|
|
||||||
|
int main(int argc, char *argv[])
|
||||||
|
{
|
||||||
|
QApplication a(argc, argv);
|
||||||
|
ExDialog w;
|
||||||
|
w.show();
|
||||||
|
|
||||||
|
return a.exec();
|
||||||
|
}
|
||||||
BIN
QtQDialogEx/qt.ico
Normal file
BIN
QtQDialogEx/qt.ico
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 4.2 KiB |
Loading…
Reference in New Issue
Block a user