On Wed, 21 Aug 2013 21:04:47 -0500, Michael Staggs <tausc...@gmail.com> wrote: > I'm learning Python and I have a problem. I've asked the question > everywhere > and no one helps me, so I'm hoping someone here will. I am making a > program > that shows album covers and you click on the album cover in the top > window. In > the bottom window, the list of songs appear and you can click the > individual > song to play it. It's going to be a media player for children. I'm > thinking > I'll be able to use a dict and have the album as the key and the list of > songs > as the value to accomplish this. > > Right now, I'm just using my picture directory to try and get the basic > layout > right. I designed a form in QT Designer: http://i.imgur.com/Wrp1zHW.png > > Here is my gui file I got from running pyuic4 on the ui file: > > > # -*- coding: utf-8 -*- > > # Form implementation generated from reading ui file 'window.ui' > # > # Created by: PyQt4 UI code generator 4.9.6 > # > # WARNING! All changes made in this file will be lost! > > from PyQt4 import QtCore, QtGui > > try: > _fromUtf8 = QtCore.QString.fromUtf8 > except AttributeError: > def _fromUtf8(s): > return s > > try: > _encoding = QtGui.QApplication.UnicodeUTF8 > def _translate(context, text, disambig): > return QtGui.QApplication.translate(context, text, disambig, > _encoding) > except AttributeError: > def _translate(context, text, disambig): > return QtGui.QApplication.translate(context, text, disambig) > > class Ui_MainWindow(object): > def setupUi(self, MainWindow): > MainWindow.setObjectName(_fromUtf8("MainWindow")) > MainWindow.resize(800, 600) > self.centralwidget = QtGui.QWidget(MainWindow) > self.centralwidget.setObjectName(_fromUtf8("centralwidget")) > self.tableWidget = QtGui.QTableWidget(self.centralwidget) > self.tableWidget.setGeometry(QtCore.QRect(70, 20, 661, 381)) > self.tableWidget.setObjectName(_fromUtf8("tableWidget")) > self.tableWidget.setColumnCount(0) > self.tableWidget.setRowCount(0) > self.listWidget = QtGui.QListWidget(self.centralwidget) > self.listWidget.setGeometry(QtCore.QRect(70, 400, 661, 181)) > self.listWidget.setObjectName(_fromUtf8("listWidget")) > MainWindow.setCentralWidget(self.centralwidget) > > self.retranslateUi(MainWindow) > QtCore.QMetaObject.connectSlotsByName(MainWindow) > > def retranslateUi(self, MainWindow): > MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow",
> None)) > > Now, according to websites I read, I should just have to add the following > to > my program to get it to use the form: > > from window import Ui_MainWindow > class MainWindow(QMainWindow, Ui_MainWindow): > def __init__(self, parent=None, **kwargs): > super(MainWindow, self).__init__(parent) > self.setupUi(self) > > and here is my program: > > from PyQt4.QtCore import * > from PyQt4.QtGui import * > from window import Ui_MainWindow > > THUMBNAIL_SIZE = 128 > SPACING = 10 > IMAGES_PER_ROW = 5 > > class TableWidget(QTableWidget): > def __init__(self, parent=None, **kwargs): > QTableWidget.__init__(self, parent, **kwargs) > > self.setIconSize(QSize(128,128)) > self.setColumnCount(IMAGES_PER_ROW) > self.setGridStyle(Qt.NoPen) > > # Set the default column width and hide the header > self.verticalHeader().setDefaultSectionSize(THUMBNAIL_SIZE+SPACING) > self.verticalHeader().hide() > > # Set the default row height and hide the header > self.horizontalHeader().setDefaultSectionSize(THUMBNAIL_SIZE+SPACING) > self.horizontalHeader().hide() > > # Set the table width to show all images without horizontal > scrolling > self.setMinimumWidth((THUMBNAIL_SIZE+SPACING)*IMAGES_PER_ROW+(SPACING*2)) > > def addPicture(self, row, col, picturePath): > item=QTableWidgetItem() > > # Scale the image by either height or width and then 'crop' it to > the > # desired size, this prevents distortion of the image. > p=QPixmap(picturePath) > if p.height()>p.width(): p=p.scaledToWidth(THUMBNAIL_SIZE) > else: p=p.scaledToHeight(THUMBNAIL_SIZE) > p=p.copy(0,0,THUMBNAIL_SIZE,THUMBNAIL_SIZE) > item.setIcon(QIcon(p)) > > self.setItem(row,col,item) > > class MainWindow(QMainWindow, Ui_MainWindow): > def __init__(self, parent=None, **kwargs): > super(MainWindow, self).__init__(parent) > self.setupUi(self) > > centralWidget=QWidget(self) > l=QVBoxLayout(centralWidget) > > self.tableWidget=TableWidget(self) > l.addWidget(self.tableWidget) > > self.setCentralWidget(centralWidget) > > picturesPath=QDesktopServices.storageLocation(QDesktopServices.PicturesLocation) > pictureDir=QDir(picturesPath) > pictures=pictureDir.entryList(['*.jpg','*.png','*.gif']) > > rowCount=len(pictures)//IMAGES_PER_ROW > if len(pictures)%IMAGES_PER_ROW: rowCount+=1 > self.tableWidget.setRowCount(rowCount) > > row=-1 > for i,picture in enumerate(pictures): > col=i%IMAGES_PER_ROW > if not col: row+=1 > self.tableWidget.addPicture(row, col, > pictureDir.absoluteFilePath(picture)) > > if __name__=="__main__": > from sys import argv, exit > > a=QApplication(argv) > m=MainWindow() > m.show() > m.raise_() > exit(a.exec_()) > > But, it doesn't work. It ignores the form and the two windows go from side > to > side in the frame. When I add buttons, it adds them on TOP of those two > windows instead of beside them in the empty space....because there is no > empty > space. > > http://i.imgur.com/ZQfsMDa.png > > Please tell me what I'm doing wrong. It looks like you aren't using a layout to arrange your widgets. Explicitly specifying geometries is a bad idea. Phil -- http://mail.python.org/mailman/listinfo/python-list
