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174 lines
6.4 KiB
Python
174 lines
6.4 KiB
Python
#!/usr/bin/env python
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#############################################################################
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##
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## Copyright (C) 2013 Riverbank Computing Limited.
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## Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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## All rights reserved.
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##
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## This file is part of the examples of PyQt.
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##
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## $QT_BEGIN_LICENSE:BSD$
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## You may use this file under the terms of the BSD license as follows:
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##
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## "Redistribution and use in source and binary forms, with or without
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## modification, are permitted provided that the following conditions are
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## met:
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## * Redistributions of source code must retain the above copyright
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## notice, this list of conditions and the following disclaimer.
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## * Redistributions in binary form must reproduce the above copyright
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## notice, this list of conditions and the following disclaimer in
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## the documentation and/or other materials provided with the
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## distribution.
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## * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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## the names of its contributors may be used to endorse or promote
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## products derived from this software without specific prior written
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## permission.
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##
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## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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## $QT_END_LICENSE$
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##
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#############################################################################
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from PyQt5.QtCore import QDir, Qt, QTimer
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from PyQt5.QtGui import QPixmap
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from PyQt5.QtWidgets import (QApplication, QCheckBox, QFileDialog, QGridLayout,
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QGroupBox, QHBoxLayout, QLabel, QPushButton, QSizePolicy, QSpinBox,
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QVBoxLayout, QWidget)
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class Screenshot(QWidget):
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def __init__(self):
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super(Screenshot, self).__init__()
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self.screenshotLabel = QLabel()
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self.screenshotLabel.setSizePolicy(QSizePolicy.Expanding,
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QSizePolicy.Expanding)
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self.screenshotLabel.setAlignment(Qt.AlignCenter)
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self.screenshotLabel.setMinimumSize(240, 160)
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self.createOptionsGroupBox()
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self.createButtonsLayout()
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mainLayout = QVBoxLayout()
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mainLayout.addWidget(self.screenshotLabel)
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mainLayout.addWidget(self.optionsGroupBox)
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mainLayout.addLayout(self.buttonsLayout)
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self.setLayout(mainLayout)
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self.shootScreen()
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self.delaySpinBox.setValue(5)
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self.setWindowTitle("Screenshot")
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self.resize(300, 200)
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def resizeEvent(self, event):
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scaledSize = self.originalPixmap.size()
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scaledSize.scale(self.screenshotLabel.size(), Qt.KeepAspectRatio)
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if not self.screenshotLabel.pixmap() or scaledSize != self.screenshotLabel.pixmap().size():
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self.updateScreenshotLabel()
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def newScreenshot(self):
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if self.hideThisWindowCheckBox.isChecked():
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self.hide()
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self.newScreenshotButton.setDisabled(True)
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QTimer.singleShot(self.delaySpinBox.value() * 1000,
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self.shootScreen)
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def saveScreenshot(self):
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format = 'png'
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initialPath = QDir.currentPath() + "/untitled." + format
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fileName, _ = QFileDialog.getSaveFileName(self, "Save As", initialPath,
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"%s Files (*.%s);;All Files (*)" % (format.upper(), format))
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if fileName:
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self.originalPixmap.save(fileName, format)
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def shootScreen(self):
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if self.delaySpinBox.value() != 0:
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QApplication.instance().beep()
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screen = QApplication.primaryScreen()
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if screen is not None:
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self.originalPixmap = screen.grabWindow(0)
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else:
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self.originalPixmap = QPixmap()
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self.updateScreenshotLabel()
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self.newScreenshotButton.setDisabled(False)
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if self.hideThisWindowCheckBox.isChecked():
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self.show()
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def updateCheckBox(self):
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if self.delaySpinBox.value() == 0:
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self.hideThisWindowCheckBox.setDisabled(True)
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else:
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self.hideThisWindowCheckBox.setDisabled(False)
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def createOptionsGroupBox(self):
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self.optionsGroupBox = QGroupBox("Options")
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self.delaySpinBox = QSpinBox()
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self.delaySpinBox.setSuffix(" s")
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self.delaySpinBox.setMaximum(60)
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self.delaySpinBox.valueChanged.connect(self.updateCheckBox)
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self.delaySpinBoxLabel = QLabel("Screenshot Delay:")
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self.hideThisWindowCheckBox = QCheckBox("Hide This Window")
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optionsGroupBoxLayout = QGridLayout()
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optionsGroupBoxLayout.addWidget(self.delaySpinBoxLabel, 0, 0)
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optionsGroupBoxLayout.addWidget(self.delaySpinBox, 0, 1)
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optionsGroupBoxLayout.addWidget(self.hideThisWindowCheckBox, 1, 0, 1, 2)
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self.optionsGroupBox.setLayout(optionsGroupBoxLayout)
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def createButtonsLayout(self):
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self.newScreenshotButton = self.createButton("New Screenshot",
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self.newScreenshot)
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self.saveScreenshotButton = self.createButton("Save Screenshot",
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self.saveScreenshot)
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self.quitScreenshotButton = self.createButton("Quit", self.close)
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self.buttonsLayout = QHBoxLayout()
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self.buttonsLayout.addStretch()
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self.buttonsLayout.addWidget(self.newScreenshotButton)
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self.buttonsLayout.addWidget(self.saveScreenshotButton)
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self.buttonsLayout.addWidget(self.quitScreenshotButton)
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def createButton(self, text, member):
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button = QPushButton(text)
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button.clicked.connect(member)
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return button
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def updateScreenshotLabel(self):
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self.screenshotLabel.setPixmap(self.originalPixmap.scaled(
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self.screenshotLabel.size(), Qt.KeepAspectRatio,
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Qt.SmoothTransformation))
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if __name__ == '__main__':
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import sys
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app = QApplication(sys.argv)
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screenshot = Screenshot()
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screenshot.show()
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sys.exit(app.exec_())
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