eric6/Tasks/Task.py

Sun, 02 Feb 2020 11:04:32 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 02 Feb 2020 11:04:32 +0100
changeset 7380
c99320e859ca
parent 7360
9190402e4505
child 7533
88261c96484b
permissions
-rw-r--r--

Fixed an issue related to showing the application name in the menu bar of Gnome desktop under Wayland.

# -*- coding: utf-8 -*-

# Copyright (c) 2005 - 2020 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing a class to store task data.
"""


import os
import time

from PyQt5.QtCore import Qt, QUuid
from PyQt5.QtWidgets import QTreeWidgetItem

import UI.PixmapCache
import Preferences


class Task(QTreeWidgetItem):
    """
    Class implementing the task data structure.
    """
    TypeNone = -1
    TypeFixme = 0
    TypeTodo = 1
    TypeWarning = 2
    TypeNote = 3
    
    def __init__(self, summary, priority=1, filename="", lineno=0,
                 completed=False, _time=0, isProjectTask=False,
                 taskType=TypeTodo, project=None, description="",
                 uid="", parentUid=""):
        """
        Constructor
        
        @param summary summary text of the task (string)
        @param priority priority of the task (0=high, 1=normal, 2=low)
        @param filename filename containing the task (string)
        @param lineno line number containing the task (integer)
        @param completed flag indicating completion status (boolean)
        @param _time creation time of the task (float, if 0 use current time)
        @param isProjectTask flag indicating a task related to the current
            project (boolean)
        @param taskType type of the task (one of TypeFixme, TypeTodo,
            TypeWarning, TypeNote)
        @param project reference to the project object (Project)
        @param description explanatory text of the task (string)
        @param uid unique id of the task (string)
        @param parentUid unique id of the parent task (string)
        """
        super(Task, self).__init__()
        
        self.summary = summary
        self.description = description
        if priority in [0, 1, 2]:
            self.priority = priority
        else:
            self.priority = 1
        self.filename = filename
        self.lineno = lineno
        self.completed = completed
        self.created = _time and _time or time.time()
        self._isProjectTask = isProjectTask
        self.taskType = taskType
        self.project = project
        if uid:
            self.uid = uid
        else:
            self.uid = QUuid.createUuid().toString()
        self.parentUid = parentUid
        
        if isProjectTask:
            self.filename = self.project.getRelativePath(self.filename)
            
        self.setData(0, Qt.DisplayRole, "")
        self.setData(1, Qt.DisplayRole, "")
        self.setData(2, Qt.DisplayRole, self.summary)
        self.setData(3, Qt.DisplayRole, self.filename)
        self.setData(4, Qt.DisplayRole, self.lineno or "")
        
        if self.completed:
            self.setIcon(0, UI.PixmapCache.getIcon("taskCompleted.png"))
            strikeOut = True
        else:
            self.setIcon(0, UI.PixmapCache.getIcon("empty.png"))
            strikeOut = False
        for column in range(2, 5):
            f = self.font(column)
            f.setStrikeOut(strikeOut)
            self.setFont(column, f)
        
        if self.priority == 1:
            self.setIcon(1, UI.PixmapCache.getIcon("empty.png"))
        elif self.priority == 0:
            self.setIcon(1, UI.PixmapCache.getIcon("taskPrioHigh.png"))
        elif self.priority == 2:
            self.setIcon(1, UI.PixmapCache.getIcon("taskPrioLow.png"))
        else:
            self.setIcon(1, UI.PixmapCache.getIcon("empty.png"))
        
        if self.taskType == Task.TypeFixme:
            self.setIcon(2, UI.PixmapCache.getIcon("taskFixme.png"))
        elif self.taskType == Task.TypeWarning:
            self.setIcon(2, UI.PixmapCache.getIcon("taskWarning.png"))
        elif self.taskType == Task.TypeTodo:
            self.setIcon(2, UI.PixmapCache.getIcon("taskTodo.png"))
        else:
            self.setIcon(2, UI.PixmapCache.getIcon("taskNote.png"))
        
        self.colorizeTask()
        self.setTextAlignment(4, Qt.AlignRight)
    
    def colorizeTask(self):
        """
        Public slot to set the colors of the task item.
        """
        boldFont = self.font(0)
        boldFont.setBold(True)
        nonBoldFont = self.font(0)
        nonBoldFont.setBold(False)
        for col in range(5):
            if self.taskType == Task.TypeFixme:
                self.setBackground(
                    col, Preferences.getTasks("TasksFixmeColor"))
            elif self.taskType == Task.TypeWarning:
                self.setBackground(
                    col, Preferences.getTasks("TasksWarningColor"))
            elif self.taskType == Task.TypeTodo:
                self.setBackground(
                    col, Preferences.getTasks("TasksTodoColor"))
            else:
                self.setBackground(
                    col, Preferences.getTasks("TasksNoteColor"))
            if self._isProjectTask:
                self.setFont(col, boldFont)
            else:
                self.setFont(col, nonBoldFont)
    
    def setSummary(self, summary):
        """
        Public slot to update the description.
        
        @param summary summary text of the task (string)
        """
        self.summary = summary
        self.setText(2, self.summary)
    
    def setDescription(self, description):
        """
        Public slot to update the description field.
        
        @param description descriptive text of the task (string)
        """
        self.description = description
    
    def setPriority(self, priority):
        """
        Public slot to update the priority.
        
        @param priority priority of the task (0=high, 1=normal, 2=low)
        """
        if priority in [0, 1, 2]:
            self.priority = priority
        else:
            self.priority = 1
        
        if self.priority == 1:
            self.setIcon(1, UI.PixmapCache.getIcon("empty.png"))
        elif self.priority == 0:
            self.setIcon(1, UI.PixmapCache.getIcon("taskPrioHigh.png"))
        elif self.priority == 2:
            self.setIcon(1, UI.PixmapCache.getIcon("taskPrioLow.png"))
        else:
            self.setIcon(1, UI.PixmapCache.getIcon("empty.png"))
    
    def setCompleted(self, completed):
        """
        Public slot to update the completed flag.
        
        @param completed flag indicating completion status (boolean)
        """
        self.completed = completed
        if self.completed:
            self.setIcon(0, UI.PixmapCache.getIcon("taskCompleted.png"))
            strikeOut = True
        else:
            self.setIcon(0, UI.PixmapCache.getIcon("empty.png"))
            strikeOut = False
        for column in range(2, 5):
            f = self.font(column)
            f.setStrikeOut(strikeOut)
            self.setFont(column, f)
        
        # set the completion status for all children
        for index in range(self.childCount()):
            self.child(index).setCompleted(completed)
    
    def isCompleted(self):
        """
        Public slot to return the completion status.
        
        @return flag indicating the completion status (boolean)
        """
        return self.completed
    
    def getFilename(self):
        """
        Public method to retrieve the task's filename.
        
        @return filename (string)
        """
        if self._isProjectTask and self.filename:
            return os.path.join(self.project.getProjectPath(), self.filename)
        else:
            return self.filename
    
    def isFileTask(self):
        """
        Public slot to get an indication, if this task is related to a file.
        
        @return flag indicating a file task (boolean)
        """
        return self.filename != ""
    
    def getLineno(self):
        """
        Public method to retrieve the task's linenumber.
        
        @return linenumber (integer)
        """
        return self.lineno
    
    def getUuid(self):
        """
        Public method to get the task's uid.
        
        @return uid (string)
        """
        return self.uid
    
    def getParentUuid(self):
        """
        Public method to get the parent task's uid.
        
        @return parent uid (string)
        """
        return self.parentUid
    
    def setProjectTask(self, pt):
        """
        Public method to set the project relation flag.
        
        @param pt flag indicating a project task (boolean)
        """
        self._isProjectTask = pt
        self.colorizeTask()
    
    def isProjectTask(self):
        """
        Public slot to return the project relation status.
        
        @return flag indicating the project relation status (boolean)
        """
        return self._isProjectTask
    
    def isProjectFileTask(self):
        """
        Public slot to get an indication, if this task is related to a
        project file.
        
        @return flag indicating a project file task (boolean)
        """
        return self._isProjectTask and self.filename != ""

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