//this is just for j and k - the nav keys. Using KeyDown allows for holding the key to navigate
private void lbTasks_PreviewKeyDown(object sender, KeyEventArgs e)
{
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Alt) && lbTasks.HasItems)
{
var selected = lbTasks.SelectedItem as Task;
var updated = new Task(selected.Raw);
switch (e.SystemKey)
{
case Key.Up:
updated.IncPriority();
_taskList.Update(selected, updated);
Reload();
FilterAndSort(_currentSort);
break;
case Key.Down:
updated.DecPriority();
_taskList.Update(selected, updated);
FilterAndSort(_currentSort);
Reload();
break;
case Key.Left:
case Key.Right:
updated.SetPriority(' ');
_taskList.Update(selected, updated);
FilterAndSort(_currentSort);
Reload();
break;
}
return;
}
switch (e.Key)
{
case Key.J:
if (lbTasks.SelectedIndex < lbTasks.Items.Count - 1)
{
lbTasks.ScrollIntoView(lbTasks.Items[lbTasks.SelectedIndex + 1]);
lbTasks.SelectedIndex = lbTasks.SelectedIndex + 1;
}
break;
case Key.K:
if (lbTasks.SelectedIndex > 0)
{
lbTasks.ScrollIntoView(lbTasks.Items[lbTasks.SelectedIndex - 1]);
lbTasks.SelectedIndex = lbTasks.SelectedIndex - 1;
}
break;
default:
break;
}
}
private Task DecreaseTaskPriority(Task task, dynamic newPriority = null)
{
Task newTask = new Task(task.Raw);
newTask.DecPriority();
return newTask;
}
public void TaskListPreviewKeyDown(KeyEventArgs e)
{
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Alt) && _window.lbTasks.HasItems)
{
var selected = _window.lbTasks.SelectedItem as Task;
var updated = new Task(selected.Raw);
switch (e.SystemKey)
{
case Key.Up:
updated.IncPriority();
try
{
_taskList.Update(selected, updated);
}
catch (Exception ex)
{
ex.Handle("Error while changing priority");
}
Refresh();
break;
case Key.Down:
updated.DecPriority();
try
{
_taskList.Update(selected, updated);
}
catch (Exception ex)
{
ex.Handle("Error while changing priority");
}
Refresh();
break;
case Key.Left:
case Key.Right:
updated.SetPriority(' ');
try
{
_taskList.Update(selected, updated);
}
catch (Exception ex)
{
ex.Handle("Error while changing priority");
}
Refresh();
break;
}
return;
}
switch (e.Key)
{
case Key.J:
case Key.Down:
if (_window.lbTasks.SelectedIndex < _window.lbTasks.Items.Count - 1)
{
_window.lbTasks.SelectedIndex++;
_window.lbTasks.ScrollIntoView(_window.lbTasks.Items[_window.lbTasks.SelectedIndex]);
}
e.Handled = true;
break;
case Key.K:
case Key.Up:
if (_window.lbTasks.SelectedIndex > 0)
{
_window.lbTasks.ScrollIntoView(_window.lbTasks.Items[_window.lbTasks.SelectedIndex - 1]);
_window.lbTasks.SelectedIndex = _window.lbTasks.SelectedIndex - 1;
}
e.Handled = true;
break;
default:
break;
}
}
public void DecreasePriority()
{
Task selectedTask = (Task)_window.lbTasks.SelectedItem;
if (selectedTask == null) return;
try
{
Task newTask = new Task(selectedTask.Raw);
newTask.DecPriority();
_taskList.Update(selectedTask, newTask);
}
catch (Exception ex)
{
ex.Handle("Error while changing priority.");
}
finally
{
ReloadFile();
}
}
