colordialog.cpp

来自「一大堆的qt程序,在qte2.3.7下全部可以很好地运行」· C++ 代码 · 共 47 行

#include "colordialog.h"

ColorDialog::ColorDialog(QWidget *parent,const char *name, bool isModal)
		:QDialog(parent,name,isModal)
{
	redButton = new QPushButton("red",this);
	redButton->setGeometry(1,1,90,30);
	greenButton = new QPushButton("green",this);
	greenButton->setGeometry(1,31,90,30);
	blueButton = new QPushButton("blue",this);
	blueButton->setGeometry(1,61,90,30);
	whiteButton = new QPushButton("white",this);
	whiteButton->setGeometry(1,91,90,30);
	
	connect(redButton,SIGNAL(pressed()),SLOT(chooseColor()));
	connect(greenButton,SIGNAL(pressed()),SLOT(chooseColor()));
	connect(blueButton,SIGNAL(pressed()),SLOT(chooseColor()));
	connect(whiteButton,SIGNAL(pressed()),SLOT(chooseColor()));
}

void ColorDialog:: chooseColor()
{
	if(redButton->isDown())
	{
		col = red;
	}
	else if(greenButton->isDown())
	     {
		    col = green;
	     }
	else if(blueButton->isDown())
	     {
		    col = blue;
	     }
	else if(whiteButton->isDown())
	     {
		    col = white;
	     }
	this->close();
}

QColor ColorDialog:: color()
{
	return col;
}