C++ iterator::trimmed方法代码示例

QValidator::State ListValidator::validate(QString &text, int &pos) const
{
    Q_ASSERT(inner);

    QStringList strings = text.split(QLatin1Char(','));
    int unusedPos;
    QValidator::State state = Acceptable;
    for (QStringList::iterator i = strings.begin(); i != strings.end(); ++i) {
        QString string = i->trimmed();
        const int position = i->indexOf(string);
        const int size = string.size();
        const QValidator::State current = inner->validate(string, unusedPos);
        i->replace(position, size, string);
        if (current == Invalid) {
            state = Invalid;
            break;
        }
        if (current == Intermediate) {
            if (state == Intermediate) {
                state = Invalid;
                break;
            }
            state = Intermediate;
        }
    }
    text = strings.join(QLatin1Char(','));
    return state;
}

void QtVCardPhotoAndNameFields::setEditable(bool editable) {
    this->editable = editable;

    ui->avatarWidget->setEditable(editable);
    ui->lineEditFN->setVisible(editable);
    ui->labelFN->setVisible(!editable);

    ui->lineEditNICKNAME->setVisible(editable);
    ui->labelNICKNAME->setVisible(!editable);

    // prefix given middle last suffix
    ui->lineEditPREFIX->setVisible(editable);
    ui->lineEditGIVEN->setVisible(editable);
    ui->lineEditMIDDLE->setVisible(editable);
    ui->lineEditFAMILY->setVisible(editable);
    ui->lineEditSUFFIX->setVisible(editable);
    ui->labelFULLNAME->setVisible(!editable);

    QStringList fullname;
    fullname << ui->lineEditPREFIX->text() << ui->lineEditGIVEN->text() << ui->lineEditMIDDLE->text();
    fullname << ui->lineEditFAMILY->text() << ui->lineEditSUFFIX->text();
    for (QStringList::iterator i = fullname.begin(); i != fullname.end(); i++) {
        *i = i->trimmed();
    }
    ui->labelFULLNAME->setText((fullname.filter(QRegExp(".+"))).join(" "));
}

QStringList PathListEditor::pathList() const
{
    const QString text = d->edit->toPlainText().trimmed();
    if (text.isEmpty())
        return QStringList();
    // trim each line
    QStringList rc = text.split(QLatin1Char('\n'), QString::SkipEmptyParts);
    const QStringList::iterator end = rc.end();
    for (QStringList::iterator it = rc.begin(); it != end; ++it)
        *it = it->trimmed();
    return rc;
}

void synaxErrorJudger::getAttributeInfo(vector<string> &attributeNameList,
	vector<pair<int, size_t>> &dataTypeInfo, set<string> &uniqueAttribute)
{
	int begin = sqlExp.indexOf('(') + 1;
	int end = sqlExp.lastIndexOf(',') - 1;
	QStringList attrList = sqlExp.mid(begin, end - begin + 1).split(',');
	QStringList::iterator it;
	for (it = attrList.begin(); it != attrList.end(); ++it) {
		if (it->trimmed() == "") {
			throw QString("Synax Error: Create statement's format is incorrect.");
		}
		string attributeName = it->section(' ', 0, 0, QString::SectionSkipEmpty).trimmed().toStdString();
		attributeNameList.push_back(attributeName);
		if (it->indexOf("unique") != -1) {
			uniqueAttribute.insert(attributeName);
			it->remove(it->indexOf("unique"), sizeof("unique") - 1);
		}
		it->remove(it->indexOf(attributeName.c_str()), attributeName.size());
		*it = it->trimmed();
		if (*it == "int") {
			dataTypeInfo.push_back(pair<int, size_t>(_INT, sizeof(int)));
		}
		else if (*it == "char") {
			dataTypeInfo.push_back(pair<int, size_t>(_CHAR, sizeof(char)));
		}
		else if (*it == "float") {
			dataTypeInfo.push_back(pair<int, size_t>(_FLOAT, sizeof(float)));
		}
		else { //一定是char（n，因为通过了前面正则表达式的匹配
			it->remove("char").remove('(').remove(')'); //去除括号
			int length = it->trimmed().toInt();
			if (length < 1 || length > 255) {
				throw QString("Synax Error: The length of string is overflow.");
			}
			dataTypeInfo.push_back(pair<int, size_t>(_STRING, sizeof(char) * length));
		}
	}
}

void synaxErrorJudger::generateSelectAttribute()
{
	int begin = sqlExp.indexOf("select") + 6;
	int end = sqlExp.indexOf("from") - 1;
	QStringList selectAttrs = sqlExp.mid(begin, end - begin + 1).split(',');
	QStringList::iterator it;
	for (it = selectAttrs.begin(); it != selectAttrs.end(); ++it) {
		*it = it->trimmed();
		if (*it == "") {
			throw QString("Synax Error: Select statement's format is incorrect.");
		}
		if (selectAttribute == 0) {
			selectAttribute = new vector<string>;
		}
		selectAttribute->push_back(it->toStdString());
	}
}

bool synaxErrorJudger::isAlldataTypeValid(QStringList &data,  vector<pair<int, size_t>> &dataTypeInfo)
{
	QStringList::iterator it;
	for (it = data.begin(); it != data.end(); ++it) {
		*it = it->trimmed();
		if (*it == "") {
			return false;
		}
		bool ok;
		if (it->indexOf('\'') != -1) { //引号'应该是字符或字符串
			it->remove(0, 1).remove(QRegExp("'$"));
			size_t len = it->size();
			if (len < 1 || len > 255) {
				return false;
			}
			else if (len == 1) {
				dataTypeInfo.push_back(pair<int, size_t>(_CHAR, sizeof(char)));
			}
			else {
				dataTypeInfo.push_back(pair<int, size_t>(_STRING, len * sizeof(char)));
			}
		}
		else if (it->indexOf('.') != -1) { //有小数点且不是字符串，应该是float
			it->toFloat(&ok);
			if (!ok) {
				return false;
			}
			else {
				dataTypeInfo.push_back(pair<int, size_t>(_FLOAT, sizeof(float)));
			}
		}
		else { //剩下的应该是int类型
			it->toInt(&ok);
			if (!ok) {
				return false;
			}
			else {
				dataTypeInfo.push_back(pair<int, size_t>(_INT, sizeof(int)));
			}
		}
	}
	return true;
}

void PreferenceDialog::accept()
{
    QSettings settings;
    QAbstractButton *selected;

    //>>>>> 起動と終了
    // 起動時のサイズ
    if (!ui->bootSize->isChecked()) {
        settings.setValue(IniKey_BootSizeSpec, "");
    }
    else {
        selected = ui->sizeOptions->checkedButton();
        settings.setValue(IniKey_BootSizeSpec, selected->objectName());
        QSize size;
        // 絶対指定
        size = QSize(ui->absoluteWidth->value(), ui->absoluteHeight->value());
        settings.setValue(IniKey_BootSizeAbs, size);
        // 相対指定
        size = QSize(ui->relativeWidth->value(), ui->relativeHeight->value());
        settings.setValue(IniKey_BootSizeRel, size);
    }
    // 起動時の位置
    if (!ui->bootPos->isChecked()) {
        settings.setValue(IniKey_BootPosSpec, "");
    }
    else {
        selected = ui->posOptions->checkedButton();
        settings.setValue(IniKey_BootPosSpec, selected->objectName());
        // 絶対指定
        QPoint pos;
        pos = QPoint(ui->absoluteLeft->value(), ui->absoluteTop->value());
        settings.setValue(IniKey_BootPosAbs, pos);
        // 相対指定
        pos = QPoint(ui->relativeLeft->value(), ui->relativeTop->value());
        settings.setValue(IniKey_BootPosRel, pos);
    }
    // 起動時の設定削除
    settings.setValue(IniKey_ResetOnBoot, ui->resetOnBoot->isChecked());
    // 終了時の確認ダイアログ
    settings.setValue(IniKey_ConfirmExit, ui->confirmExit->isChecked());
    // アップデートのチェック
    settings.setValue(IniKey_CheckUpdates, ui->checkUpdates->isChecked());

    //>>>>> 色とフォント
    saveAppearance(settings);
    settings.setValue(IniKey_Darkness, ui->dark->value());

    //>>>>> ファイル操作
    settings.setValue(IniKey_ConfirmCopy, ui->confirmCopy->isChecked());
    settings.setValue(IniKey_ConfirmDelete, ui->confirmDelete->isChecked());
    settings.setValue(IniKey_ConfirmMove, ui->confirmMove->isChecked());
    settings.setValue(IniKey_ConfirmRename, ui->confirmRename->isChecked());

    settings.setValue(IniKey_AutoCloseCopy, ui->autoCloseCopy->isChecked());
    settings.setValue(IniKey_AutoCloseDelete, ui->autoCloseDelete->isChecked());
    settings.setValue(IniKey_AutoCloseMove, ui->autoCloseMove->isChecked());
    settings.setValue(IniKey_AutoCloseRename, ui->autoCloseRename->isChecked());

    selected = ui->overwriteOptions->checkedButton();
    settings.setValue(IniKey_DefaultOnCopy, selected->objectName());

    settings.setValue(IniKey_MoveAfterCreateFolder, ui->moveAfterCreate->isChecked());
    settings.setValue(IniKey_OpenAfterCreateFile, ui->openAfterCreate->isChecked());

    //>>>>> パス設定
    settings.setValue(IniKey_PathEditor, ui->editorPath->text().trimmed());
    settings.setValue(IniKey_PathTerminal, ui->terminalPath->text().trimmed());
    settings.setValue(IniKey_PathArchiver, ui->archiverPath->text().trimmed());

    //>>>>> テキストビューア
    settings.setValue(IniKey_ViewerFont, ui->viewerSample->font());
    settings.setValue(IniKey_ViewerColorBg, ui->viewerSample->palette().base().color());
    settings.setValue(IniKey_ViewerColorFg, ui->viewerSample->palette().text().color());
    settings.setValue(IniKey_ViewerInherit, ui->viewerInherit->isChecked());
    settings.setValue(IniKey_ViewerForceOpen, !ui->enableViewerIgnoreExt->isChecked());
    QStringList list = ui->viewerIgnoreExt->toPlainText().split(",", QString::SkipEmptyParts);
    QStringList::iterator it;
    for (it = list.begin(); it != list.end(); it++) {
        *it = it->trimmed();
    }
    settings.setValue(IniKey_ViewerIgnoreExt, list.join(","));

    QDialog::accept();
}

void synaxErrorJudger::generateCondition()
{
	int begin = sqlExp.indexOf("where") + 5;
	int end = sqlExp.indexOf(QRegExp(";$")) - 1;
	QStringList conditions = sqlExp.mid(begin, end - begin + 1).split("and");
	QStringList::iterator it;
	pair<int, size_t> dataType;
	int logicType;
	string rightSide, leftSide;
	for (it = conditions.begin(); it != conditions.end(); ++it) {	
		*it = it->trimmed();
		if (*it == "") {
			throw QString("Synax Error: Conditions' format is incorrect.");
		}
		int begin = 0;
		int end = it->indexOf(QRegExp("[=><]"))-1;
		rightSide = it->mid(begin, end - begin + 1).trimmed().toStdString();
		begin = end + 1;
		end = it->indexOf(QRegExp("[=><]"), begin + 1);
		if (end - begin > 1 || end == -1) { //如果下一个"=",">","<"号出现在较远处
			end = begin; //说明这个逻辑关系是"=",">","<"而非">=", "<=", "<>" 
		}
		logicType = condition::getLogicTypeFromStr(it->mid(begin, end - begin + 1).toStdString());
		if (logicType == _ERROR) {
			throw QString("Synax Error: The logic arithemtic is invalid.");
		}
		bool ok;
		*it = it->mid(end + 1).trimmed();
		if (it->indexOf(QRegExp("^'")) != -1) { //引号'应该是字符或字符串
			it->remove(0, 1).remove(QRegExp("'$"));
			size_t len = it->size();
			pair<int, size_t> dType;
			Api::cManager.getAttributeDataType(*tblName, rightSide, dType);
			if (len < 1 || len > 255 || len > dType.second) {
				throw QString("Synax Error: The length of string is overflow.");
			}
			else if (len == 1) {
				dataType = pair<int, size_t>(_CHAR, sizeof(char));
			}
			else {
				dataType = pair<int, size_t>(_STRING, dType.second * sizeof(char));
			}
		}
		else if (it->indexOf('.') != -1) { //有小数点且不是字符串，应该是float
			it->toFloat(&ok);
			if (!ok) {
				;
			}
			else {
				dataType = pair<int, size_t>(_FLOAT, sizeof(float));
			}
		}
		else { //剩下的应该是int类型
			it->toInt(&ok);
			if (!ok) {
				;
			}
			else {
				dataType = pair<int, size_t>(_INT, sizeof(int));
			}
		}
		leftSide = it->toStdString();
		if (cond == 0) {
			cond = new vector<condition>;
		}
		cond->push_back(condition(rightSide, logicType, dataType, leftSide));
	}
}