90 lines
2.0 KiB
C++
90 lines
2.0 KiB
C++
#include "mylabel.h"
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#include <QtWidgets>
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MyLabel::MyLabel(QWidget *parent, Qt::WindowFlags f)
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: QLabel(parent, f)
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{
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this->setMinimumWidth(minSize);
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setTextFormat(Qt::PlainText);
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}
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MyLabel::MyLabel(const QString &text, QWidget *parent, Qt::WindowFlags f)
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: QLabel(text, parent, f), m_fullText(text)
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{
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this->setMinimumWidth(minSize);
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setTextFormat(Qt::PlainText);
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}
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void MyLabel::setText(const QString &text)
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{
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setFullText(text);
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}
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void MyLabel::setFullText(const QString &text)
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{
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m_fullText = text;
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update();
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}
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void MyLabel::setTextLimitShrink(const QString &text, int width)
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{
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this->setMinimumWidth(qMin(this->fontMetrics().width(text), width));
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// this->setMinimumSize(200);
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setFullText(text);
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}
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void MyLabel::setTextLimitExpand(const QString &text)
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{
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int textWidth = this->fontMetrics().width(text);
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this->setMaximumWidth(textWidth);
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setFullText(text);
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}
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QString MyLabel::fullText() const
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{
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return m_fullText;
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}
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void MyLabel::paintEvent(QPaintEvent *event)
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{
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QLabel::paintEvent(event);
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elideText();
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}
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void MyLabel::elideText()
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{
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QFontMetrics fm = this->fontMetrics();
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int dif = fm.width(m_fullText) - this->width();
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if (dif > 0) {
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QString showText = fm.elidedText(m_fullText, Qt::ElideRight, this->width());
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QLabel::setText(showText);
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if (showText != m_fullText) {
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// QString str = dealMessage(m_fullText);
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this->setToolTip(m_fullText);
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} else {
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this->setToolTip("");
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}
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} else {
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QLabel::setText(m_fullText);
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this->setToolTip("");
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}
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}
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//QString MyLabel::dealMessage(QString msg)
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//{
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// if(msg.size() > fontSize)
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// {
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// QString str;
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// int time = msg.size()/fontSize;
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// for(int i = 0; i <= time-1; i++)
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// {
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// str = QString(str + msg.mid(i*fontSize,fontSize)+"\r\n");
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// }
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// str = QString(str+msg.mid(time*fontSize,fontSize));
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// return str;
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// }
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// else
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// return msg;
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//}
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