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import pickle
import sys
from fbs_runtime.application_context.PyQt5 import ApplicationContext
from PyQt5.QtCore import QObject, Qt, pyqtSignal, pyqtSlot
from PyQt5.QtGui import QBrush, QColor, QImage, QPainter, QPalette
from PyQt5.QtWidgets import (QComboBox, QFileDialog, QFormLayout,
QGraphicsScene, QGraphicsView, QGridLayout,
QHBoxLayout, QLabel, QMainWindow, QMenu, QMenuBar,
QPushButton, QTabWidget, QWidget)
from utils.canvas import canvas
from utils.sizes import ppiList, sheetDimensionList
class appWindow(QMainWindow):
def __init__(self, parent=None):
super(appWindow, self).__init__(parent)
self.resize(1280, 720)
self._defaultPPI = 72
self._defaultCanvasSize = "A0"
titleMenu = self.menuBar()
self.mainWidget = QWidget(self)
self.mainWidget.setObjectName("Main Widget")
self.menuFile = titleMenu.addMenu('File') #File Menu
self.menuFile.addAction("New", self.newDiagram)
self.menuFile.addAction("Open", self.openDiagram)
self.menuFile.addAction("Save", self.saveDiagram)
self.menuGenerate = titleMenu.addMenu('Generate') #Generate menu
self.menuGenerate.addAction("Image", self.saveImage)
self.menuGenerate.addAction("Report", self.generateReport)
# mainLayout = QGridLayout(self.mainWidget)
mainLayout = QHBoxLayout(self.mainWidget)
mainLayout.setObjectName("Main Layout")
#Implement tabs
self.tabber = QTabWidget(self.mainWidget)
self.tabber.setObjectName("Tab windows")
self.tabber.setTabsClosable(True)
self.tabber.tabCloseRequested.connect(self.closeTab)
self.tabber.currentChanged.connect(self.changeTab)
# add close action to tabs
self.createToolbar()
# mainLayout.addWidget(self.toolbar, 0, 0, -1, 1)
# mainLayout.addWidget(self.tabber, 0, 2, -1, 6)
mainLayout.addWidget(self.toolbar)
mainLayout.addWidget(self.tabber)
#declare main window layout
self.mainWidget.setLayout(mainLayout)
self.setCentralWidget(self.mainWidget)
def changeTab(self, currentIndex):
activeTab = self.tabber.widget(currentIndex)
if activeTab:
self.sizeComboBox.setCurrentIndex(sheetDimensionList.index(activeTab._canvasSize))
self.ppiComboBox.setCurrentIndex(ppiList.index(str(activeTab._ppi)))
print(activeTab.dimensions)
self.tabber.resize(*activeTab.dimensions)
def closeTab(self, currentIndex):
#todo add save alert
self.tabber.widget(currentIndex).deleteLater()
self.tabber.removeTab(currentIndex)
def createToolbar(self):
self.toolbar = QWidget(self.mainWidget)
self.toolbar.setObjectName("Toolbar")
self.toolbar.setFixedWidth(200)
toolbarLayout = QFormLayout(self.toolbar)
self.sizeComboBox = QComboBox()
self.sizeComboBox.addItems(sheetDimensionList)
self.sizeComboBox.activated[str].connect(self.setCanvasSize)
sizeLabel = QLabel("Canvas Size")
sizeLabel.setBuddy(self.sizeComboBox)
toolbarLayout.setWidget(0, QFormLayout.LabelRole, sizeLabel)
toolbarLayout.setWidget(0, QFormLayout.FieldRole, self.sizeComboBox)
self.ppiComboBox = QComboBox()
self.ppiComboBox.addItems(ppiList)
self.ppiComboBox.activated[str].connect(self.setCanvasPPI)
ppiLabel = QLabel("Canvas ppi")
ppiLabel.setBuddy(self.ppiComboBox)
toolbarLayout.setWidget(1, QFormLayout.LabelRole, ppiLabel)
toolbarLayout.setWidget(1, QFormLayout.FieldRole, self.ppiComboBox)
self.toolbar.setLayout(toolbarLayout)
def setCanvasSize(self, size):
self._defaultCanvasSize = size
activeCanvas = self.tabber.currentWidget()
if activeCanvas:
activeCanvas.canvasSize = size
self.tabber.resize(*activeCanvas.dimensions)
def setCanvasPPI(self, ppi):
self._defaultPPI = ppi
activeCanvas = self.tabber.currentWidget()
if activeCanvas:
activeCanvas.ppi = ppi
self.tabber.resize(*activeCanvas.dimensions)
def newDiagram(self):
diagram = canvas(size = self.sizeComboBox.currentIndex(), ppi = self.ppiComboBox.currentIndex())
diagram.setObjectName("New")
self.tabber.resize(*diagram.dimensions)
self.tabber.addTab(diagram, "New")
def openDiagram(self):
name = QFileDialog.getOpenFileNames(self, 'Open File(s)', '', 'Process Flow Diagram (*pfd)')
if name:
tabs = []
for files in name[0]:
with open(files,'rb') as file:
tabs += pickle.load(file)
for i in tabs:
self.tabber.addTab(i, i.objectName())
def saveDiagram(self):
name = QFileDialog.getSaveFileName(self, 'Save File', 'New Diagram', 'Process Flow Diagram (*.pfd)')
if name:
with open(name[0],'wb') as file:
tabs = []
for i in range(self.tabber.count()):
tabs.append(self.tabber.widget(i))
pickle.dump(tabs, file)
def saveImage(self):
pass
def generateReport(self):
pass
if __name__ == '__main__':
app = ApplicationContext() # 1. Instantiate ApplicationContext
test = appWindow()
test.show()
exit_code = app.app.exec_() # 2. Invoke appctxt.app.exec_()
sys.exit(exit_code)
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