QuestionDisplayWidget.py

"""
The Question Display Widget. Obviously.
Can customize size [width, height], and button text.
The widget can also display a pixmap when passed a pixmap and 'image' as a type.
This was intended for a different type game file functionality. It is no longer
supported or used.
"""

from PyQt4.QtGui import *
from PyQt4.QtCore import *
from PyQt4.QtWebKit import *

class QuestionDisplay(QWidget):
    buttonClicked = pyqtSignal()

    def __init__(self, type_, resource,
                 path = '',
                 buttonText = 'Buzz',
                 width = 800, height = 600, parent = None):
        
        super(QuestionDisplay, self).__init__(parent)

        self.type = type_
        self.buttonText = buttonText
        self.width = width
        self.height = height
        
        self.setupGui(resource, path)       

    def setupGui(self, resource, path):
        layout = QVBoxLayout()
        self.setLayout(layout)
        
        if self.type == 'image':
            w = QLabel()
        else: # 'html' theoretically; can also set type to 'peanuts' [ps: don't]
            w = QWebView()
        layout.addWidget(w)
        
        self.updateGui(resource, path)
        
        layout.addWidget(QPushButton(self.buttonText))
        self.layout().itemAt(1).widget().clicked.connect(self.buttonClicked.emit)
        self.setFixedSize(self.width, self.height)

    """
    It is essential to pass a full path to setHtml because otherwise images
    and really, any kind of separate file, won't work.
    """
    def updateGui(self, resource, path):        
        w = self.layout().itemAt(0).widget()
        
        if self.type == 'image':
            w.setPixmap(resource.scaled(QSize(self.width, self.height)))
        else:
            w.setHtml(resource, QUrl('file://' + path + '/'))