finddialog.cpp

#include "finddialog.h"

FindDialog::FindDialog(QWidget *parent)
    :QDialog(parent)
{
    setWindowTitle(tr("Find"));
    find_label = new QLabel(tr("Find"));
    ignore_label = new QLabel(tr("Case-sensitive"));
    next_label = new QLabel(tr("Backward"));
    back_label = new QLabel(tr("Forward"));
    find_edit = new QLineEdit;
    find_button = new QPushButton(tr("Next one"));
    next_radio = new QRadioButton;
    back_radio = new QRadioButton;
    ignore_flag = new QCheckBox;

    find_edit->setText(tr(""));

    QGridLayout *grid_layout = new QGridLayout(this);
    grid_layout->addWidget(find_label,0,0);
    grid_layout->addWidget(find_edit,0,1);
    grid_layout->addWidget(find_button,0,3);

    QHBoxLayout *ignore_layout = new QHBoxLayout;
    ignore_layout->setSpacing(10);
    ignore_layout->addWidget(ignore_label);
    ignore_layout->addWidget(ignore_flag);

    QHBoxLayout *radio_layout = new QHBoxLayout;
    radio_layout->addWidget(next_label);
    radio_layout->addWidget(next_radio);

    radio_layout->addWidget(back_label);
    radio_layout->addWidget(back_radio);

    QGroupBox *group_radio = new QGroupBox(tr("Direction"),this);
    group_radio->setLayout(radio_layout);

    QHBoxLayout *do_radio = new QHBoxLayout;
    do_radio->addWidget(group_radio);

    grid_layout->addLayout(ignore_layout,1,0);
    grid_layout->addLayout(do_radio,1,1);

    this->setMaximumSize(300,100);
    next_radio->setChecked(true);
    find_button->setEnabled(false);
    connect(find_edit,SIGNAL(textChanged(QString)),this,SLOT(findButtonState()));
    connect(find_button,SIGNAL(clicked(bool)),this,SLOT(findDataButtonClickedState()));
}

FindDialog::~FindDialog()
{
    if(find_edit){
        delete find_edit;
    }
    if(find_label){
        delete find_label;
    }
    if(ignore_label){
        delete ignore_label;
    }
    if(next_label){
        delete next_label;
    }
    if(back_label){
        delete back_label;
    }
    if(find_button){
        delete find_button;
    }
    if(next_radio){
        delete next_radio;
    }
    if(back_radio){
        delete back_radio;
    }
    if(ignore_flag){
        delete ignore_flag;
    }
}

void FindDialog::findButtonState()
{
    if(find_edit->text().isEmpty()){
        find_button->setEnabled(false);
    }
    else{
        find_button->setEnabled(true);
    }

}

void FindDialog::findDataButtonClickedState()
{
    if(find_edit->text().isEmpty()){
        return;
    }
    QString str = find_edit->text();
    if(next_radio->isChecked()){
        if(ignore_flag->isChecked()){
            emit findTextDataButtonClickedSignal(str,true,true);
        }
        else{
            emit findTextDataButtonClickedSignal(str,false,true);
        }
    }
    if(back_radio->isChecked()){
        if(ignore_flag->isChecked()){
            emit findTextDataButtonClickedSignal(str,true,false);
        }
        else{
            emit findTextDataButtonClickedSignal(str,false,false);
        }
    }
}