ZoneBuilder/Source/Core/Controls/ActionSelectorControl.cs

305 lines
8 KiB
C#

#region ================== Copyright (c) 2007 Pascal vd Heiden
/*
* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
* This program is released under GNU General Public License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#endregion
#region ================== Namespaces
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;
using CodeImp.DoomBuilder.Config;
#endregion
namespace CodeImp.DoomBuilder.Controls
{
public partial class ActionSelectorControl : UserControl
{
// Events
public event EventHandler ValueChanges;
// Variables
private List<GeneralizedCategory> generalizedcategories;
private List<GeneralizedOption> generalizedoptions; //mxd
private bool controlpressed;
// Constants
private const string NUMBER_SEPERATOR = "\t";
// Properties
public bool Empty { get { return (number.Text.Length == 0); } set { if(value) number.Text = ""; } }
public int Value { get { return GetValue(); } set { number.Text = value.ToString(); } }
public List<GeneralizedCategory> GeneralizedCategories { get { return generalizedcategories; } set { generalizedcategories = value; } }
public List<GeneralizedOption> GeneralizedOptions { get { return generalizedoptions; } set { generalizedoptions = value; } } //mxd
// Constructor
public ActionSelectorControl()
{
// Initialize
InitializeComponent();
number.MouseWheel += number_OnMouseWheel; //mxd
}
// This returns the numeric value
public int GetValue()
{
int val = 0;
if(number.Text.Length > 0)
{
try
{
val = Convert.ToInt32(number.Text);
}
catch(Exception) { }
}
return val;
}
// This clears all information
public void ClearInfo()
{
list.Items.Clear();
}
// This adds information to display
public void AddInfo(INumberedTitle[] infolist)
{
// Add to list
list.Items.AddRange(infolist);
}
// Resized
private void ActionSelectorControl_Resize(object sender, EventArgs e)
{
list.Width = ClientRectangle.Width - list.Left;
ClientSize = new Size(ClientSize.Width, list.Height);
}
// Layout change
private void ActionSelectorControl_Layout(object sender, LayoutEventArgs e)
{
ActionSelectorControl_Resize(sender, e);
}
// This draws an item in the combobox
private void list_DrawItem(object sender, DrawItemEventArgs e)
{
Brush displaybrush = SystemBrushes.WindowText;
Brush backbrush = SystemBrushes.Window;
string displayname = string.Empty;
// Only when running
if(!this.DesignMode)
{
// Unknow item?
if(e.Index < 0)
{
// Grayed
displaybrush = new SolidBrush(SystemColors.GrayText);
backbrush = new SolidBrush(SystemColors.Window);
// Try getting integral number
int intnumber;
int.TryParse(number.Text, out intnumber);
// Check what to display
if(number.Text.Length == 0)
displayname = "";
else if(intnumber == 0)
displayname = "None";
else if((generalizedcategories != null) && GameConfiguration.IsGeneralized(intnumber, generalizedcategories))
displayname = "Generalized (" + General.Map.Config.GetGeneralizedActionCategory(intnumber) + ")";
else if((generalizedoptions != null) && GameConfiguration.IsGeneralizedSectorEffect(intnumber, generalizedoptions)) //mxd
displayname = General.Map.Config.GetGeneralizedSectorEffectName(intnumber); //mxd
else
displayname = "Unknown";
}
// In the display part of the combobox?
else if((e.State & DrawItemState.ComboBoxEdit) != 0)
{
// Show without number
INumberedTitle item = (INumberedTitle)list.Items[e.Index];
displayname = item.Title.Trim();
// Determine colors to use
if(item.Index == 0)
{
// Grayed
displaybrush = new SolidBrush(SystemColors.GrayText);
backbrush = new SolidBrush(SystemColors.Window);
}
else
{
// Normal color
displaybrush = new SolidBrush(list.ForeColor);
backbrush = new SolidBrush(SystemColors.Window);
}
}
else
{
// Use number and description
INumberedTitle item = (INumberedTitle)list.Items[e.Index];
displayname = item.Index + NUMBER_SEPERATOR + item.Title;
// Determine colors to use
if((e.State & DrawItemState.Focus) != 0)
{
displaybrush = new SolidBrush(SystemColors.HighlightText);
backbrush = new SolidBrush(SystemColors.Highlight);
}
else
{
displaybrush = new SolidBrush(list.ForeColor);
backbrush = new SolidBrush(SystemColors.Window);
}
}
}
// Draw item
e.Graphics.FillRectangle(backbrush, e.Bounds);
e.Graphics.DrawString(displayname, list.Font, displaybrush, e.Bounds.X, e.Bounds.Y);
//mxd. Dispose brushes
if(!this.DesignMode)
{
backbrush.Dispose();
displaybrush.Dispose();
}
}
// List closed
private void list_DropDownClosed(object sender, EventArgs e)
{
// Focus to number box
number.SelectAll();
number.Focus();
}
// Number changes
private void number_TextChanged(object sender, EventArgs e)
{
int itemindex = -1;
// Not nothing?
if(number.Text.Length > 0)
{
// Find the index in the list
for(int i = 0; i < list.Items.Count; i++)
{
// This is the item we're looking for?
INumberedTitle item = (INumberedTitle)list.Items[i];
if(item.Index.ToString() == number.Text)
{
// Found it
itemindex = i;
break;
}
}
}
// Select item
if(list.SelectedIndex != itemindex)
{
list.SelectedIndex = itemindex;
list.Refresh();
}
// Raise change event
//mxd. This HAS to be raised during Edit form setup, otherwise TypeHandlers in ArgumentBoxes won't be initialized
if(ValueChanges != null) ValueChanges(this, EventArgs.Empty);
}
// Keys pressed in number box
private void number_KeyDown(object sender, KeyEventArgs e)
{
controlpressed = e.Control;
// Allow CTRL+X, CTRL+C and CTRL+V
if(controlpressed && ((e.KeyCode == Keys.X) || (e.KeyCode == Keys.C) || (e.KeyCode == Keys.V))) return;
//mxd. Scroll action list using arrow keys
if(e.KeyCode == Keys.Down)
{
if(list.SelectedIndex > 0)
{
list.SelectedIndex--;
list_SelectionChangeCommitted(list, EventArgs.Empty);
}
// Cancel this
e.Handled = true;
return;
}
if(e.KeyCode == Keys.Up)
{
if(list.SelectedIndex < list.Items.Count)
{
list.SelectedIndex++;
list_SelectionChangeCommitted(list, EventArgs.Empty);
}
// Cancel this
e.Handled = true;
return;
}
// Not numeric or control key?
if(((e.KeyValue < 48) || (e.KeyValue > 57)) &&
(e.KeyCode != Keys.Back) && (e.KeyCode != Keys.Left) &&
(e.KeyCode != Keys.Right) && (e.KeyCode != Keys.Delete))
{
// Cancel this
e.Handled = true;
}
}
// Keys pressed in number box
private void number_KeyPress(object sender, KeyPressEventArgs e)
{
// Allow CTRL+X, CTRL+C and CTRL+V
if(controlpressed && ((e.KeyChar == '\u0018') || (e.KeyChar == '\u0003') || (e.KeyChar == '\u0016'))) return;
// Not numeric or control key?
if(((e.KeyChar < 48) || (e.KeyChar > 57)) && (e.KeyChar != 8))
{
// Cancel this
e.Handled = true;
}
}
//mxd. Scrolls action list using mouse wheel
private void number_OnMouseWheel(object sender, MouseEventArgs e)
{
if(e.Delta < 0 && list.SelectedIndex > 0)
{
list.SelectedIndex--;
list_SelectionChangeCommitted(list, EventArgs.Empty);
}
else if(e.Delta > 0 && list.SelectedIndex < list.Items.Count - 1)
{
list.SelectedIndex++;
list_SelectionChangeCommitted(list, EventArgs.Empty);
}
}
// Selection made
private void list_SelectionChangeCommitted(object sender, EventArgs e)
{
INumberedTitle item = (INumberedTitle)list.SelectedItem;
number.Text = item.Index.ToString();
}
}
}