public Solver.Filter ShowDialog(Solver.Filter filter)
{
if (filter == null)
{
Filter_ = null;
Text = "Add Filter";
btnRevert.Enabled = false;
}
else
{
Filter_ = filter.DeepCopy();
Text = "Edit Filter";
btnRevert.Enabled = true;
}
LoadFromFilter();
DialogResult result = base.ShowDialog();
if (result == DialogResult.OK)
{
return(Filter_);
}
return(null);
}
private void listBoxFilters_DrawItem(object sender, DrawItemEventArgs e)
{
e.DrawBackground();
if (listBoxFilters.Items.Count == 0)
{
return;
}
Graphics g = e.Graphics;
Solver.Filter filter = (Solver.Filter)listBoxFilters.Items[e.Index];
const int margin = 2;
Rectangle r = new Rectangle(e.Bounds.X + margin, e.Bounds.Y + margin, e.Bounds.Width - 2 * margin, e.Bounds.Height - 2 * margin);
Font font;
Rectangle q;
StringFormat format = new StringFormat();
format.Alignment = StringAlignment.Near;
format.LineAlignment = StringAlignment.Near;
// header: field name
const int nameLeft = 5, nameTop = 5;
font = new Font("Microsoft Sans Serif", 11f, FontStyle.Bold);
q = new Rectangle(r.X + nameLeft, r.Y + nameTop, r.Width - nameLeft, r.Height - nameTop);
g.DrawString(filter.Field.ToString(), font, Brushes.Black, q, format);
// subheading: details of filter
const int specLeft = 20, specTop = 25;
font = new Font("Microsoft Sans Serif", 8.25f, FontStyle.Regular);
q = new Rectangle(r.X + specLeft, r.Y + specTop, r.Width - specLeft, r.Height - specTop);
string text = (filter.Exclude ? "Must not" : "Must") + " be " +
Solver.Filter.FieldSpecificTest(filter) + " " +
filter.ValueToString();
g.DrawString(text, font, Brushes.Black, q, format);
g.DrawRectangle(Pens.Black, r);
}
private void AddFilter()
{
FormFilterDetails formDetails = new FormFilterDetails();
Solver.Filter filter = formDetails.ShowDialog(null);
if (filter == null)
{
return;
}
/*int index = listBoxFilters.SelectedIndex;
* if (index == -1)
* index = listBoxFilters.Items.Count;
* listBoxFilters.Items.Insert(index, filter);*/
listBoxFilters.Items.Add(filter);
listBoxFilters.SelectedIndex = listBoxFilters.Items.Count - 1;
// not preset anymore
ddPresets.SelectedIndex = -1;
}
public Solver.Filter ShowDialog(Solver.Filter filter)
{
if (filter == null)
{
Filter_ = null;
Text = "Add Filter";
btnRevert.Enabled = false;
}
else
{
Filter_ = filter.DeepCopy();
Text = "Edit Filter";
btnRevert.Enabled = true;
}
LoadFromFilter();
DialogResult result = base.ShowDialog();
if (result == DialogResult.OK)
return Filter_;
return null;
}
private void btnOK_Click(object sender, EventArgs e)
{
if (ddField.SelectedIndex == -1)
{
MessageBox.Show("Please select which criteria the filter applies to.", "Filter Details", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ddField.Focus();
return;
}
if (ddExclude.SelectedIndex == -1)
{
MessageBox.Show("Please select the filter type.", "Filter Details", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ddExclude.Focus();
return;
}
if (ddTest.SelectedIndex == -1)
{
MessageBox.Show("Please select the filter test.", "Filter Details", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ddTest.Focus();
return;
}
int value = ParseValue();
if (value == -1)
{
return;
}
Filter_ = new Solver.Filter(
ddExclude.SelectedIndex == 1,
(Solver.FieldIndex)ddField.SelectedIndex,
value,
(Solver.FilterTest)ddTest.SelectedIndex);
DialogResult = DialogResult.OK;
Close();
}
private void EditFilter()
{
int index = listBoxFilters.SelectedIndex;
if (index == -1)
{
return;
}
Solver.Filter filter = (Solver.Filter)listBoxFilters.SelectedItem;
FormFilterDetails formDetails = new FormFilterDetails();
filter = formDetails.ShowDialog(filter);
if (filter == null)
{
return;
}
listBoxFilters.Items.RemoveAt(index);
listBoxFilters.Items.Insert(index, filter);
listBoxFilters.SelectedIndex = index;
// not preset anymore
ddPresets.SelectedIndex = -1;
}
private void btnOK_Click(object sender, EventArgs e)
{
if (ddField.SelectedIndex == -1)
{
MessageBox.Show("Please select which criteria the filter applies to.", "Filter Details", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ddField.Focus();
return;
}
if (ddExclude.SelectedIndex == -1)
{
MessageBox.Show("Please select the filter type.", "Filter Details", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ddExclude.Focus();
return;
}
if (ddTest.SelectedIndex == -1)
{
MessageBox.Show("Please select the filter test.", "Filter Details", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
ddTest.Focus();
return;
}
int value = ParseValue();
if (value == -1)
return;
Filter_ = new Solver.Filter(
ddExclude.SelectedIndex == 1,
(Solver.FieldIndex)ddField.SelectedIndex,
value,
(Solver.FilterTest)ddTest.SelectedIndex);
DialogResult = DialogResult.OK;
Close();
}
private void btnOK_Click(object sender, EventArgs e)
{
// check if there were any changes
bool changed = false;
if (Solver_.Comparer.Criteria.Count == listBoxCriteria.Items.Count)
{
for (int i = 0; i < Solver_.Comparer.Criteria.Count; i++)
{
Solver.Criteria criteria = Solver_.Comparer.Criteria[i];
Solver.Criteria other = (Solver.Criteria)listBoxCriteria.Items[i];
if (criteria.FieldIndex != other.FieldIndex || criteria.Preference != other.Preference)
{
changed = false;
break;
}
}
}
else
{
changed = true;
}
if (!changed && Solver_.Filters.Count == listBoxFilters.Items.Count)
{
for (int i = 0; i < Solver_.Filters.Count; i++)
{
Solver.Filter filter = Solver_.Filters[i];
Solver.Filter other = (Solver.Filter)listBoxFilters.Items[i];
if (filter.FieldIndex == other.FieldIndex &&
filter.Exclude == other.Exclude &&
filter.Test == other.Test &&
filter.ValueAsInt == other.ValueAsInt)
{
changed = false;
break;
}
}
}
else
{
changed = true;
}
if (!changed)
{
DialogResult = DialogResult.Cancel;
Close();
return;
}
// copy changes across
Solver_.Comparer.Criteria.Clear();
foreach (Solver.Criteria criteria in listBoxCriteria.Items)
{
Solver_.Comparer.Criteria.Add(criteria);
}
Solver_.Filters.Clear();
foreach (Solver.Filter filter in listBoxFilters.Items)
{
Solver_.Filters.Add(filter);
}
DialogResult = DialogResult.OK;
Close();
}
