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<h1>eric6.Tasks.TaskViewer</h1>
<p>
Module implementing a task viewer and associated classes.
</p><p>
Tasks can be defined manually or automatically. Automatically
generated tasks are derived from a comment with a special
introductory text. This text is configurable.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#TaskViewer">TaskViewer</a></td>
<td>Class implementing the task viewer.</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="TaskViewer" ID="TaskViewer"></a>
<h2>TaskViewer</h2>
<p>
    Class implementing the task viewer.
</p><h3>Signals</h3>
<dl>
<dt>displayFile(str, int)</dt>
<dd>
emitted to go to a file task
</dd>
</dl>
<h3>Derived from</h3>
QTreeWidget
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#TaskViewer.__init__">TaskViewer</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#TaskViewer.__activateFilter">__activateFilter</a></td>
<td>Private slot to handle the "Filtered display" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__checkTopLevelItems">__checkTopLevelItems</a></td>
<td>Private slot to check the 'Extracted Tasks' item for children.</td>
</tr><tr>
<td><a href="#TaskViewer.__configure">__configure</a></td>
<td>Private method to open the configuration dialog.</td>
</tr><tr>
<td><a href="#TaskViewer.__configureFilter">__configureFilter</a></td>
<td>Private slot to handle the "Configure filter" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__configureProjectTasksScanOptions">__configureProjectTasksScanOptions</a></td>
<td>Private slot to configure scan options for project tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.__copyTask">__copyTask</a></td>
<td>Private slot to handle the "Copy" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__deleteCompleted">__deleteCompleted</a></td>
<td>Private slot to handle the "Delete Completed Tasks" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__deleteSubTasks">__deleteSubTasks</a></td>
<td>Private method to delete all sub-tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.__deleteTask">__deleteTask</a></td>
<td>Private slot to handle the "Delete Task" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__editTaskProperties">__editTaskProperties</a></td>
<td>Private slot to handle the "Properties" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__generateTopLevelItems">__generateTopLevelItems</a></td>
<td>Private method to generate the 'Extracted Tasks' item.</td>
</tr><tr>
<td><a href="#TaskViewer.__goToTask">__goToTask</a></td>
<td>Private slot to handle the "Go To" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__markCompleted">__markCompleted</a></td>
<td>Private slot to handle the "Mark Completed" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__newSubTask">__newSubTask</a></td>
<td>Private slot to handle the "New Sub-Task" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__newTask">__newTask</a></td>
<td>Private slot to handle the "New Task" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__pasteMainTask">__pasteMainTask</a></td>
<td>Private slot to handle the "Paste as Main Task" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__pasteTask">__pasteTask</a></td>
<td>Private slot to handle the "Paste" context menu entry.</td>
</tr><tr>
<td><a href="#TaskViewer.__refreshDisplay">__refreshDisplay</a></td>
<td>Private method to refresh the display.</td>
</tr><tr>
<td><a href="#TaskViewer.__resizeColumns">__resizeColumns</a></td>
<td>Private method to resize the list columns.</td>
</tr><tr>
<td><a href="#TaskViewer.__resort">__resort</a></td>
<td>Private method to resort the tree.</td>
</tr><tr>
<td><a href="#TaskViewer.__showContextMenu">__showContextMenu</a></td>
<td>Private slot to show the context menu of the list.</td>
</tr><tr>
<td><a href="#TaskViewer.__taskItemActivated">__taskItemActivated</a></td>
<td>Private slot to handle the activation of an item.</td>
</tr><tr>
<td><a href="#TaskViewer.addFileTask">addFileTask</a></td>
<td>Public slot to add a file related task.</td>
</tr><tr>
<td><a href="#TaskViewer.addTask">addTask</a></td>
<td>Public slot to add a task.</td>
</tr><tr>
<td><a href="#TaskViewer.clearFileTasks">clearFileTasks</a></td>
<td>Public slot to clear all tasks related to a file.</td>
</tr><tr>
<td><a href="#TaskViewer.clearProjectTasks">clearProjectTasks</a></td>
<td>Public slot to clear project related tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.clearTasks">clearTasks</a></td>
<td>Public slot to clear all tasks from display.</td>
</tr><tr>
<td><a href="#TaskViewer.findParentTask">findParentTask</a></td>
<td>Public method to find a parent task by its ID.</td>
</tr><tr>
<td><a href="#TaskViewer.getGlobalTasks">getGlobalTasks</a></td>
<td>Public method to retrieve all non project related tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.getProjectTasks">getProjectTasks</a></td>
<td>Public method to retrieve all project related tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.handlePreferencesChanged">handlePreferencesChanged</a></td>
<td>Public slot to react to changes of the preferences.</td>
</tr><tr>
<td><a href="#TaskViewer.regenerateProjectTasks">regenerateProjectTasks</a></td>
<td>Public slot to regenerate project related tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.saveProjectTasks">saveProjectTasks</a></td>
<td>Public method to write the project tasks.</td>
</tr><tr>
<td><a href="#TaskViewer.setProjectOpen">setProjectOpen</a></td>
<td>Public slot to set the project status.</td>
</tr>
</table>
<h3>Static Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<a NAME="TaskViewer.__init__" ID="TaskViewer.__init__"></a>
<h4>TaskViewer (Constructor)</h4>
<b>TaskViewer</b>(<i>parent, project</i>)
<p>
        Constructor
</p><dl>
<dt><i>parent</i></dt>
<dd>
the parent (QWidget)
</dd><dt><i>project</i></dt>
<dd>
reference to the project object
</dd>
</dl><a NAME="TaskViewer.__activateFilter" ID="TaskViewer.__activateFilter"></a>
<h4>TaskViewer.__activateFilter</h4>
<b>__activateFilter</b>(<i>on</i>)
<p>
        Private slot to handle the "Filtered display" context menu entry.
</p><dl>
<dt><i>on</i></dt>
<dd>
flag indicating the filter state (boolean)
</dd>
</dl><a NAME="TaskViewer.__checkTopLevelItems" ID="TaskViewer.__checkTopLevelItems"></a>
<h4>TaskViewer.__checkTopLevelItems</h4>
<b>__checkTopLevelItems</b>(<i></i>)
<p>
        Private slot to check the 'Extracted Tasks' item for children.
</p><a NAME="TaskViewer.__configure" ID="TaskViewer.__configure"></a>
<h4>TaskViewer.__configure</h4>
<b>__configure</b>(<i></i>)
<p>
        Private method to open the configuration dialog.
</p><a NAME="TaskViewer.__configureFilter" ID="TaskViewer.__configureFilter"></a>
<h4>TaskViewer.__configureFilter</h4>
<b>__configureFilter</b>(<i></i>)
<p>
        Private slot to handle the "Configure filter" context menu entry.
</p><a NAME="TaskViewer.__configureProjectTasksScanOptions" ID="TaskViewer.__configureProjectTasksScanOptions"></a>
<h4>TaskViewer.__configureProjectTasksScanOptions</h4>
<b>__configureProjectTasksScanOptions</b>(<i></i>)
<p>
        Private slot to configure scan options for project tasks.
</p><a NAME="TaskViewer.__copyTask" ID="TaskViewer.__copyTask"></a>
<h4>TaskViewer.__copyTask</h4>
<b>__copyTask</b>(<i></i>)
<p>
        Private slot to handle the "Copy" context menu entry.
</p><a NAME="TaskViewer.__deleteCompleted" ID="TaskViewer.__deleteCompleted"></a>
<h4>TaskViewer.__deleteCompleted</h4>
<b>__deleteCompleted</b>(<i></i>)
<p>
        Private slot to handle the "Delete Completed Tasks" context menu entry.
</p><a NAME="TaskViewer.__deleteSubTasks" ID="TaskViewer.__deleteSubTasks"></a>
<h4>TaskViewer.__deleteSubTasks</h4>
<b>__deleteSubTasks</b>(<i>task</i>)
<p>
        Private method to delete all sub-tasks.
</p><dl>
<dt><i>task</i></dt>
<dd>
task to delete sub-tasks of (Task)
</dd>
</dl><a NAME="TaskViewer.__deleteTask" ID="TaskViewer.__deleteTask"></a>
<h4>TaskViewer.__deleteTask</h4>
<b>__deleteTask</b>(<i></i>)
<p>
        Private slot to handle the "Delete Task" context menu entry.
</p><a NAME="TaskViewer.__editTaskProperties" ID="TaskViewer.__editTaskProperties"></a>
<h4>TaskViewer.__editTaskProperties</h4>
<b>__editTaskProperties</b>(<i></i>)
<p>
        Private slot to handle the "Properties" context menu entry.
</p><a NAME="TaskViewer.__generateTopLevelItems" ID="TaskViewer.__generateTopLevelItems"></a>
<h4>TaskViewer.__generateTopLevelItems</h4>
<b>__generateTopLevelItems</b>(<i></i>)
<p>
        Private method to generate the 'Extracted Tasks' item.
</p><a NAME="TaskViewer.__goToTask" ID="TaskViewer.__goToTask"></a>
<h4>TaskViewer.__goToTask</h4>
<b>__goToTask</b>(<i></i>)
<p>
        Private slot to handle the "Go To" context menu entry.
</p><a NAME="TaskViewer.__markCompleted" ID="TaskViewer.__markCompleted"></a>
<h4>TaskViewer.__markCompleted</h4>
<b>__markCompleted</b>(<i></i>)
<p>
        Private slot to handle the "Mark Completed" context menu entry.
</p><a NAME="TaskViewer.__newSubTask" ID="TaskViewer.__newSubTask"></a>
<h4>TaskViewer.__newSubTask</h4>
<b>__newSubTask</b>(<i></i>)
<p>
        Private slot to handle the "New Sub-Task" context menu entry.
</p><a NAME="TaskViewer.__newTask" ID="TaskViewer.__newTask"></a>
<h4>TaskViewer.__newTask</h4>
<b>__newTask</b>(<i></i>)
<p>
        Private slot to handle the "New Task" context menu entry.
</p><a NAME="TaskViewer.__pasteMainTask" ID="TaskViewer.__pasteMainTask"></a>
<h4>TaskViewer.__pasteMainTask</h4>
<b>__pasteMainTask</b>(<i></i>)
<p>
        Private slot to handle the "Paste as Main Task" context menu entry.
</p><a NAME="TaskViewer.__pasteTask" ID="TaskViewer.__pasteTask"></a>
<h4>TaskViewer.__pasteTask</h4>
<b>__pasteTask</b>(<i></i>)
<p>
        Private slot to handle the "Paste" context menu entry.
</p><a NAME="TaskViewer.__refreshDisplay" ID="TaskViewer.__refreshDisplay"></a>
<h4>TaskViewer.__refreshDisplay</h4>
<b>__refreshDisplay</b>(<i></i>)
<p>
        Private method to refresh the display.
</p><a NAME="TaskViewer.__resizeColumns" ID="TaskViewer.__resizeColumns"></a>
<h4>TaskViewer.__resizeColumns</h4>
<b>__resizeColumns</b>(<i></i>)
<p>
        Private method to resize the list columns.
</p><a NAME="TaskViewer.__resort" ID="TaskViewer.__resort"></a>
<h4>TaskViewer.__resort</h4>
<b>__resort</b>(<i></i>)
<p>
        Private method to resort the tree.
</p><a NAME="TaskViewer.__showContextMenu" ID="TaskViewer.__showContextMenu"></a>
<h4>TaskViewer.__showContextMenu</h4>
<b>__showContextMenu</b>(<i>coord</i>)
<p>
        Private slot to show the context menu of the list.
</p><dl>
<dt><i>coord</i></dt>
<dd>
the position of the mouse pointer (QPoint)
</dd>
</dl><a NAME="TaskViewer.__taskItemActivated" ID="TaskViewer.__taskItemActivated"></a>
<h4>TaskViewer.__taskItemActivated</h4>
<b>__taskItemActivated</b>(<i>itm, col</i>)
<p>
        Private slot to handle the activation of an item.
</p><dl>
<dt><i>itm</i></dt>
<dd>
reference to the activated item (QTreeWidgetItem)
</dd><dt><i>col</i></dt>
<dd>
column the item was activated in (integer)
</dd>
</dl><a NAME="TaskViewer.addFileTask" ID="TaskViewer.addFileTask"></a>
<h4>TaskViewer.addFileTask</h4>
<b>addFileTask</b>(<i>summary, filename, lineno, taskType=Task.TypeTodo, description=""</i>)
<p>
        Public slot to add a file related task.
</p><dl>
<dt><i>summary</i></dt>
<dd>
summary text of the task (string)
</dd><dt><i>filename</i></dt>
<dd>
filename containing the task (string)
</dd><dt><i>lineno</i></dt>
<dd>
line number containing the task (integer)
</dd><dt><i>taskType</i></dt>
<dd>
type of the task (one of Task.TypeFixme, Task.TypeTodo,
            Task.TypeWarning, Task.TypeNote)
</dd><dt><i>description</i></dt>
<dd>
explanatory text of the task (string)
</dd>
</dl><a NAME="TaskViewer.addTask" ID="TaskViewer.addTask"></a>
<h4>TaskViewer.addTask</h4>
<b>addTask</b>(<i>summary, priority=1, filename="", lineno=0, completed=False, _time=0, isProjectTask=False, taskType=Task.TypeTodo, description="", uid="", parentTask=None</i>)
<p>
        Public slot to add a task.
</p><dl>
<dt><i>summary</i></dt>
<dd>
summary text of the task (string)
</dd><dt><i>priority</i></dt>
<dd>
priority of the task (0=high, 1=normal, 2=low)
</dd><dt><i>filename</i></dt>
<dd>
filename containing the task (string)
</dd><dt><i>lineno</i></dt>
<dd>
line number containing the task (integer)
</dd><dt><i>completed</i></dt>
<dd>
flag indicating completion status (boolean)
</dd><dt><i>_time</i></dt>
<dd>
creation time of the task (float, if 0 use current time)
</dd><dt><i>isProjectTask</i></dt>
<dd>
flag indicating a task related to the current
            project (boolean)
</dd><dt><i>taskType</i></dt>
<dd>
type of the task (one of Task.TypeFixme, Task.TypeTodo,
            Task.TypeWarning, Task.TypeNote)
</dd><dt><i>description</i></dt>
<dd>
explanatory text of the task (string)
</dd><dt><i>uid</i></dt>
<dd>
unique id of the task (string)
</dd><dt><i>parentTask</i></dt>
<dd>
reference to the parent task item (Task)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to the task item (Task)
</dd>
</dl><a NAME="TaskViewer.clearFileTasks" ID="TaskViewer.clearFileTasks"></a>
<h4>TaskViewer.clearFileTasks</h4>
<b>clearFileTasks</b>(<i>filename, conditionally=False</i>)
<p>
        Public slot to clear all tasks related to a file.
</p><dl>
<dt><i>filename</i></dt>
<dd>
name of the file (string)
</dd><dt><i>conditionally</i></dt>
<dd>
flag indicating to clear the tasks of the file
            checking some conditions (boolean)
</dd>
</dl><a NAME="TaskViewer.clearProjectTasks" ID="TaskViewer.clearProjectTasks"></a>
<h4>TaskViewer.clearProjectTasks</h4>
<b>clearProjectTasks</b>(<i>fileOnly=False</i>)
<p>
        Public slot to clear project related tasks.
</p><dl>
<dt><i>fileOnly=</i></dt>
<dd>
flag indicating to clear only file related
            project tasks (boolean)
</dd>
</dl><a NAME="TaskViewer.clearTasks" ID="TaskViewer.clearTasks"></a>
<h4>TaskViewer.clearTasks</h4>
<b>clearTasks</b>(<i></i>)
<p>
        Public slot to clear all tasks from display.
</p><a NAME="TaskViewer.findParentTask" ID="TaskViewer.findParentTask"></a>
<h4>TaskViewer.findParentTask</h4>
<b>findParentTask</b>(<i>parentUid</i>)
<p>
        Public method to find a parent task by its ID.
</p><dl>
<dt><i>parentUid</i></dt>
<dd>
uid of the parent task (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to the task (Task)
</dd>
</dl><a NAME="TaskViewer.getGlobalTasks" ID="TaskViewer.getGlobalTasks"></a>
<h4>TaskViewer.getGlobalTasks</h4>
<b>getGlobalTasks</b>(<i></i>)
<p>
        Public method to retrieve all non project related tasks.
</p><dl>
<dt>Returns:</dt>
<dd>
copy of tasks (list of Task)
</dd>
</dl><a NAME="TaskViewer.getProjectTasks" ID="TaskViewer.getProjectTasks"></a>
<h4>TaskViewer.getProjectTasks</h4>
<b>getProjectTasks</b>(<i></i>)
<p>
        Public method to retrieve all project related tasks.
</p><dl>
<dt>Returns:</dt>
<dd>
copy of tasks (list of Task)
</dd>
</dl><a NAME="TaskViewer.handlePreferencesChanged" ID="TaskViewer.handlePreferencesChanged"></a>
<h4>TaskViewer.handlePreferencesChanged</h4>
<b>handlePreferencesChanged</b>(<i></i>)
<p>
        Public slot to react to changes of the preferences.
</p><a NAME="TaskViewer.regenerateProjectTasks" ID="TaskViewer.regenerateProjectTasks"></a>
<h4>TaskViewer.regenerateProjectTasks</h4>
<b>regenerateProjectTasks</b>(<i>quiet=False</i>)
<p>
        Public slot to regenerate project related tasks.
</p><dl>
<dt><i>quiet</i> (bool)</dt>
<dd>
flag indicating quiet operation
</dd>
</dl><a NAME="TaskViewer.saveProjectTasks" ID="TaskViewer.saveProjectTasks"></a>
<h4>TaskViewer.saveProjectTasks</h4>
<b>saveProjectTasks</b>(<i></i>)
<p>
        Public method to write the project tasks.
</p><a NAME="TaskViewer.setProjectOpen" ID="TaskViewer.setProjectOpen"></a>
<h4>TaskViewer.setProjectOpen</h4>
<b>setProjectOpen</b>(<i>o=False</i>)
<p>
        Public slot to set the project status.
</p><dl>
<dt><i>o</i></dt>
<dd>
flag indicating the project status
</dd>
</dl>
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