PyInstallerInterface/PyInstallerExecDialog.py

branch
eric7
changeset 38
fc9ef9dcd51a
parent 35
d9b3cadaf707
child 43
01ce3d6f7a07
diff -r 9ecfea29a47c -r fc9ef9dcd51a PyInstallerInterface/PyInstallerExecDialog.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PyInstallerInterface/PyInstallerExecDialog.py	Thu May 27 20:28:55 2021 +0200
@@ -0,0 +1,205 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2018 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a dialog to show the output of the pyinstaller/pyi-makespec
+process.
+"""
+
+import os
+
+from PyQt6.QtCore import pyqtSlot, QProcess, QTimer
+from PyQt6.QtWidgets import QDialog, QDialogButtonBox, QAbstractButton
+
+from EricWidgets import EricMessageBox
+
+from .Ui_PyInstallerExecDialog import Ui_PyInstallerExecDialog
+
+import Preferences
+
+
+class PyInstallerExecDialog(QDialog, Ui_PyInstallerExecDialog):
+    """
+    Class implementing a dialog to show the output of the
+    pyinstaller/pyi-makespec process.
+    
+    This class starts a QProcess and displays a dialog that
+    shows the output of the packager command process.
+    """
+    def __init__(self, cmdname, parent=None):
+        """
+        Constructor
+        
+        @param cmdname name of the packager
+        @type str
+        @param parent reference to the parent widget
+        @type QWidget
+        """
+        super().__init__(parent)
+        self.setupUi(self)
+        
+        self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Close).setEnabled(False)
+        self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Cancel).setDefault(True)
+        
+        self.__process = None
+        self.__cmdname = cmdname    # used for several outputs
+    
+    def start(self, args, parms, project, script):
+        """
+        Public slot to start the packager command.
+        
+        @param args command line arguments for packager program
+        @type list of str
+        @param parms parameters got from the config dialog
+        @type dict
+        @param project reference to the project object
+        @type Project
+        @param script script or spec file name to be processed by by the
+            packager
+        @type str
+        @return flag indicating the successful start of the process
+        @rtype bool
+        """
+        self.__project = project
+        
+        if not os.path.isabs(script):
+            # assume relative paths are relative to the project directory
+            script = os.path.join(self.__project.getProjectPath(), script)
+        dname = os.path.dirname(script)
+        self.__script = os.path.basename(script)
+        
+        self.contents.clear()
+        
+        args.append(self.__script)
+        
+        self.__process = QProcess()
+        self.__process.setWorkingDirectory(dname)
+        
+        self.__process.readyReadStandardOutput.connect(self.__readStdout)
+        self.__process.readyReadStandardError.connect(self.__readStderr)
+        self.__process.finished.connect(self.__finishedProcess)
+            
+        self.setWindowTitle(self.tr('{0} - {1}').format(
+            self.__cmdname, script))
+        self.contents.insertPlainText("{0} {1}\n\n".format(
+            ' '.join(args), os.path.join(dname, self.__script)))
+        self.contents.ensureCursorVisible()
+        
+        program = args.pop(0)
+        self.__process.start(program, args)
+        procStarted = self.__process.waitForStarted()
+        if not procStarted:
+            EricMessageBox.critical(
+                self,
+                self.tr('Process Generation Error'),
+                self.tr(
+                    'The process {0} could not be started. '
+                    'Ensure, that it is in the search path.'
+                ).format(program))
+        return procStarted
+    
+    @pyqtSlot(QAbstractButton)
+    def on_buttonBox_clicked(self, button):
+        """
+        Private slot called by a button of the button box clicked.
+        
+        @param button button that was clicked
+        @type QAbstractButton
+        """
+        if button == self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Close
+        ):
+            self.accept()
+        elif button == self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Cancel
+        ):
+            self.__finish()
+    
+    def __finish(self):
+        """
+        Private slot called when the process was canceled by the user.
+        
+        It is called when the process finished or
+        the user pressed the cancel button.
+        """
+        if self.__process is not None:
+            self.__process.disconnect(self.__finishedProcess)
+            self.__process.terminate()
+            QTimer.singleShot(2000, self.__process.kill)
+            self.__process.waitForFinished(3000)
+        self.__process = None
+        
+        self.contents.insertPlainText(
+            self.tr('\n{0} aborted.\n').format(self.__cmdname))
+        
+        self.__enableButtons()
+    
+    def __finishedProcess(self):
+        """
+        Private slot called when the process finished.
+        
+        It is called when the process finished or
+        the user pressed the cancel button.
+        """
+        if self.__process.exitStatus() == QProcess.ExitStatus.NormalExit:
+            # add the spec file to the project
+            self.__project.addToOthers(
+                os.path.splitext(self.__script)[0] + ".spec")
+        
+        self.__process = None
+
+        self.contents.insertPlainText(
+            self.tr('\n{0} finished.\n').format(self.__cmdname))
+        
+        self.__enableButtons()
+    
+    def __enableButtons(self):
+        """
+        Private slot called when all processes finished.
+        
+        It is called when the process finished or
+        the user pressed the cancel button.
+        """
+        self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Close).setEnabled(True)
+        self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Cancel).setEnabled(False)
+        self.buttonBox.button(
+            QDialogButtonBox.StandardButton.Close).setDefault(True)
+        self.contents.ensureCursorVisible()
+
+    def __readStdout(self):
+        """
+        Private slot to handle the readyReadStandardOutput signal.
+        
+        It reads the output of the process, formats it and inserts it into
+        the contents pane.
+        """
+        self.__process.setReadChannel(QProcess.ProcessChannel.StandardOutput)
+        
+        while self.__process.canReadLine():
+            s = str(self.__process.readAllStandardOutput(),
+                    Preferences.getSystem("IOEncoding"),
+                    'replace')
+            self.contents.insertPlainText(s)
+            self.contents.ensureCursorVisible()
+    
+    def __readStderr(self):
+        """
+        Private slot to handle the readyReadStandardError signal.
+        
+        It reads the error output of the process and inserts it into the
+        error pane.
+        """
+        self.__process.setReadChannel(QProcess.ProcessChannel.StandardError)
+        
+        while self.__process.canReadLine():
+            s = str(self.__process.readAllStandardError(),
+                    Preferences.getSystem("IOEncoding"),
+                    'replace')
+            self.contents.insertPlainText(s)
+            self.contents.ensureCursorVisible()

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