[kamera commit] r79 - trunk/kamera

[codesite...@google.com]

Author: ugur.jnmbk
Date: Thu Jan 29 23:33:00 2009
New Revision: 79

Modified:
trunk/kamera/mainwindow.py

Log:
support deleting images by right clicking

Modified: trunk/kamera/mainwindow.py
==============================================================================
--- trunk/kamera/mainwindow.py (original)
+++ trunk/kamera/mainwindow.py Thu Jan 29 23:33:00 2009
@@ -52,6 +52,30 @@
self.camThread.terminate()
self.pushButton_save.setEnabled(False)

+class SmallImage(QtGui.QLabel):
+ def __init__(self, parent, filename):
+ QtGui.QLabel.__init__(self, parent)
+ pixmap = QtGui.QPixmap(filename)
+ self.setPixmap(pixmap.scaledToHeight(100))
+ self.setMaximumSize(self.pixmap().size())
+ self.setStyleSheet("border-right:2px solid gray;border-bottom:2px
solid black")
+ self.deleteAction =
QtGui.QAction(QtGui.QIcon(":icons/delete.png"),
QtGui.QApplication.translate("MainWindow", "Delete"), self)
+ QtCore.QObject.connect(self.deleteAction,
QtCore.SIGNAL("triggered(bool)"), self.delete)
+ self.filename = filename
+
+ def contextMenuEvent(self, event):
+ menu = QtGui.QMenu(self.filename, self)
+ menu.addAction(self.deleteAction)
+ menu.exec_(event.globalPos())
+
+ def delete(self):
+ file = QtCore.QFile(self.filename)
+ if file.remove():
+ self.hide()
+ #FIXME: Also remove the object from memory
+ else:
+ QtGui.QMessageBox.critical(self.parent(),
QtGui.QApplication.translate("MainWindow", "Error"), file.errorString())
+
class MainWindow(QtGui.QMainWindow, Ui_MainWindow):
def __init__(self):
QtGui.QMainWindow.__init__(self)
@@ -70,22 +94,26 @@
self.imageListWidget = QtGui.QWidget()
self.imageListWidget.setLayout(imageLayout)
for imageFile in self.imageFiles:
- self.addImage(QtGui.QPixmap(imageFile))
+ self.addImage(imageFile)
self.scrollArea_photos.setWidget(self.imageListWidget)

- def addImage(self, pixmap):
- label = QtGui.QLabel(self.imageListWidget)
- label.setPixmap(pixmap.scaledToHeight(100))
- label.setMaximumSize(label.pixmap().size())
- label.setStyleSheet("border-right:2px solid gray;border-bottom:2px
solid black")
+ def addImage(self, filename):
+ label = SmallImage(self.imageListWidget, filename)
self.imageListWidget.layout().insertWidget(0, label)

@QtCore.pyqtSignature("bool")
def on_pushButton_save_clicked(self):
fileextension = self.settings.value("image/format",
IMAGE_FORMAT).toString()
filename = "kamera_%s.%s" %
(QtCore.QDateTime.currentDateTime().toString("yyyyMMdd-hhmmss"),
fileextension)
- self.opencvwidget.snapShot().save(filename)
- self.addImage(self.opencvwidget.pixmap)
+ snapShot = self.opencvwidget.snapShot()
+ if not snapShot.save(filename):
+ QtGui.QMessageBox.critical(
+ self,
+ QtGui.QApplication.translate("MainWindow", "Error"),
+ QtGui.QApplication.translate("MainWindow", "Couln't
save image to %1. Try reconfiguring the save directory from
settings.").arg(filename),
+ )
+ else:
+ self.addImage(filename)

@QtCore.pyqtSignature("bool")
def on_pushButton_about_clicked(self):