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feat: QFileDialog QMessageBox QInputDialog QColorDialog and QFontDialog

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QFileDialog    文件对话框
QColorDialog   颜色对话框
QFontDialog    字体对话框
QInputDialog   输入对话框
QMessageBox    消息对话框
This commit is contained in:
touwoyimuli
2019-10-08 00:18:34 +08:00
parent 5234f29d58
commit b265921182
8 changed files with 130 additions and 22 deletions
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48
QtCustomDialogEx/ExCustomMainWin.cpp
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@@ -8,13 +8,30 @@ ExCustomMainWin::ExCustomMainWin(QWidget *parent) :
ui(new Ui::ExCustomMainWin)
{
ui->setupUi(this);
setWindowTitle(QObject::tr("自定义对话框的用法"));
setWindowTitle(QObject::tr("自定义和标准对话框的用法"));
m_model = nullptr;
m_dlglocate = nullptr;
m_dlgSetHeaders = nullptr;
m_model = new QStandardItemModel(this);
m_model = new QStandardItemModel(10, 5, this); //创建数据模型
m_seleModel = new QItemSelectionModel(m_model); //Item选择模型
connect(m_seleModel, SIGNAL(currentChanged(QModelIndex,QModelIndex)), this,SLOT(on_currentChanged(QModelIndex,QModelIndex)));
ui->tableView->setModel(m_model);
ui->tableView->setSelectionModel(m_seleModel);
//创建状态栏组件
m_labCellPos = new QLabel("当前单元格：",this);
m_labCellPos->setMinimumWidth(180);
m_labCellPos->setAlignment(Qt::AlignHCenter);
m_labCellText = new QLabel("单元格内容：",this);
m_labCellText->setMinimumWidth(200);
ui->statusBar->addWidget(m_labCellPos);
ui->statusBar->addWidget(m_labCellText);
}
ExCustomMainWin::~ExCustomMainWin()
@@ -22,12 +39,25 @@ ExCustomMainWin::~ExCustomMainWin()
delete ui;
}
//定位到单元格，并设置字符串
void ExCustomMainWin::setACellText(int row, int col, QString text)
{
QModelIndex index = m_model->index(row, col);
m_seleModel->clearSelection();
m_seleModel->setCurrentIndex(index, QItemSelectionModel::Select);
m_model->setData(index, text, Qt::DisplayRole);
m_model->setData(index, text, Qt::DisplayRole); //设置单元格字符串
}
//设置actLocatee的enabled属性
void ExCustomMainWin::setActLocateEnable(bool enable)
{
ui->actLocate->setEnabled(enable);
}
//将ExDlgLocate指针设置为NULL
void ExCustomMainWin::setDlgLocateNull()
{
m_dlglocate = nullptr;
}
void ExCustomMainWin::on_actSetHeader_triggered()
@@ -89,3 +119,15 @@ void ExCustomMainWin::on_actLocate_triggered()
m_dlglocate->show();
}
void ExCustomMainWin::on_currentChanged(const QModelIndex &current, const QModelIndex &previous)
{
if (current.isValid()) {
//状态栏的显示
QStandardItem* item;
item = m_model->itemFromIndex(current);
m_labCellPos->setText(QString::asprintf("当前单元格：%d行，%d列", current.row(),current.column())); //显示模型索引的行和列号
m_labCellText->setText("单元格内容："+ item->text()); //显示item的文字内容
}
}