qpushbutton close

qpushbutton close

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• qt button click
• 文章資訊

... QIcon minIcon = style->standardIcon(QStyle::SP_TitleBarMinButton); QPushButton *min = new QPushButton(this); QPushButton *max = new QPushButton(this); QPushButton *close = new QPushButton(this); min->setIcon(minIcon); max->setIcon(maxIcon); , show 1 more comment. up vote 0 down vote. Even though there is a solution that doesn't use lambdas, for simple actions lambdas work great: connect(menu->exit, &QPushButton::clicked(), [&this] exit_button_clicked(); });. It's quite nice, First the close button is at the dialog window right, then most easy way to do it, is create a button, and connect the close() function to response the click() signal. like: Dialog::Dialog() // other code QPushButton *closeButton = new QPushButton(tr(&qu, centralWidget takes ownership of import_btn . That means, when centralWidget is deleted (which happens as part of delete ui; in your MainWindow 's destructor), it will call delete on your member variable! This leads to the reported memory corruption.,pushButtonClose = QtGui.QPushButton(self) self.pushButtonClose.setText("Close Windows!") self.pushButtonClose.clicked.connect(self.on_pushButtonClose_clicked) self.pushButtonWindows = QtGui.QPushButton(self) self.pushButtonWindows.setText(", initUI() def initUI(self): btn = QPushButton("Close", self) btn.setToolTip("Close Application") # btn.clicked.connect(QCoreApplication.instance().quit) # instead of above button signal, try to call closeEvent method below btn.clicked., I'm trying to implement little close buttons on widgets, so that when the close button is pressed the widget is deleted. I connected the clicked() signal of the button to a slot of the widget. void MyWidget::delete() delete this; } This works really, setMinimumWidth(800); QLabel *label = new QLabel; QFont sansFont("MS Shell Dlg 2",22, QFont::Bold); label->setText("Test"); label->setFont(sansFont); QPushButton *okbutton = new QPushButton; QPushButton *closebutton = new QPushB, Connect the button's clicked() signal to your main window's close() slot. That way things are cleaned up properly.,#include <QPushButton> #include <QFont> int main(int argc, char *argv[]) QApplication app(argc, argv); QPushButton *btn = new QPushButton("Close"); btn->setWindowTitle("Signal & Slot"); btn->setFont(QFont("C

相關軟體 Qt (64-bit) 資訊

Qt 64 位是創建創新設備，現代用戶界面和應用程序的更快，更智能的方式。應用程序的多個屏幕。創建功能強大的應用程序和用戶界面，可以在任何屏幕和任何平台上運行 Qt 應用程序開發.建立您的世界 “我們相信，要成功實施桌面，多屏幕和物聯網戰略，您需要在不犧牲的情況下實現卓越的上市時間這意味著您可以擁有一個超越您的客戶期望的獨特而現代化的用戶界面，並且能夠在所有用戶的屏幕上運行，無論平台選擇如何，都可... Qt (64-bit) 軟體介紹 qpushbutton close 相關參考資料 c++ - How do I draw the close, minimize, and maximize buttons in ... ... QIcon minIcon = style->standardIcon(QStyle::SP_TitleBarMinButton); QPushButton *min = new QPushButton(this); QPushButton *max = new QPushButton(this); QPushButton *close = new QPushButton(this... https://stackoverflow.com c++ - Implementing Exit button in Qt - Stack Overflow show 1 more comment. up vote 0 down vote. Even though there is a solution that doesn't use lambdas, for simple actions lambdas work great: connect(menu->exit, &QPushButton::clicked(), [&am... https://stackoverflow.com c++ - QT dialog close and delete - Stack Overflow First the close button is at the dialog window right, then most easy way to do it, is create a button, and connect the close() function to response the click() signal. like: Dialog::Dialog() // other... https://stackoverflow.com Exit Application in Qt - Stack Overflow centralWidget takes ownership of import_btn . That means, when centralWidget is deleted (which happens as part of delete ui; in your MainWindow 's destructor), it will call delete on your member ... https://stackoverflow.com python - Make QPushButton close all open program windows - Stack ... pushButtonClose = QtGui.QPushButton(self) self.pushButtonClose.setText("Close Windows!") self.pushButtonClose.clicked.connect(self.on_pushButtonClose_clicked) self.pushButtonWindows = QtGui.... https://stackoverflow.com python - pyqt5 - closingterminating application - Stack Overflow initUI() def initUI(self): btn = QPushButton("Close", self) btn.setToolTip("Close Application") # btn.clicked.connect(QCoreApplication.instance().quit) # instead of above button s... https://stackoverflow.com QPushButton deleting itself on click - Qt Centre I'm trying to implement little close buttons on widgets, so that when the close button is pressed the widget is deleted. I connected the clicked() signal of the button to a slot of the widget. vo... http://www.qtcentre.org qt - close button on qDialog only closing on second click - Stack ... setMinimumWidth(800); QLabel *label = new QLabel; QFont sansFont("MS Shell Dlg 2",22, QFont::Bold); label->setText("Test"); label->setFont(sansFont); QPushButton *okbutton =... https://stackoverflow.com user interface - How to create a correct exit button in qt - Stack ... Connect the button's clicked() signal to your main window's close() slot. That way things are cleaned up properly. https://stackoverflow.com 使用Signal 與Slot（使用按鈕關閉視窗） - OpenHome.cc #include <QPushButton> #include <QFont> int main(int argc, char *argv[]) QApplication app(argc, argv); QPushButton *btn = new QPushButton("Close"); btn->setWindowTitle("... https://openhome.cc