QT系列之 checkBox && radioButton的应用

 

 

#include "dialog.h"
#include "ui_dialog.h"
Dialog::Dialog(QWidget *parent)
: QDialog(parent)
, ui(new Ui::Dialog)
{
ui->setupUi(this);
QObject::connect(ui->radioButtonBlack,SIGNAL(clicked()),this,SLOT(setTextFontColor()));
QObject::connect(ui->radioButtonBlue,SIGNAL(clicked()),this,SLOT(setTextFontColor()));
QObject::connect(ui->radioButtonRed,SIGNAL(clicked()),this,SLOT(setTextFontColor()));
}
Dialog::~Dialog()
{
delete ui;
}
void Dialog::on_checkBoxUnderline_clicked(bool checked)
{
QFont font = ui->plainTextEdit->font();
font.setUnderline(checked);
ui->plainTextEdit->setFont(font);
}
void Dialog::on_checkBoxItalic_clicked(bool checked)
{
QFont font = ui->plainTextEdit->font();
font.setItalic(checked);
ui->plainTextEdit->setFont(font);
}
void Dialog::on_checkBoxBold_clicked(bool checked)
{
QFont font=ui->plainTextEdit->font();
font.setBold(checked);
ui->plainTextEdit->setFont(font);
}
void Dialog::setTextFontColor()
{
QPalette plet = ui->plainTextEdit->palette();
if(ui->radioButtonBlack->isChecked())
plet.setColor(QPalette::Text,Qt::black);
else if(ui->radioButtonBlue->isChecked())
plet.setColor(QPalette::Text,Qt::blue);
else if(ui->radioButtonRed->isChecked())
plet.setColor(QPalette::Text,Qt::red);

 

plet.setColor(QPalette::Text,Qt::black);
ui->plainTextEdit->setPalette(plet);
}
posted @   江南王小帅  阅读(109)  评论(0)    收藏  举报
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