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https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
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381 lines
9.9 KiB
C#
Executable file
381 lines
9.9 KiB
C#
Executable file
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#region ================== Copyright (c) 2007 Pascal vd Heiden
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/*
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* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
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* This program is released under GNU General Public License
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#endregion
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#region ================== Namespaces
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using System;
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using System.ComponentModel;
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using System.Windows.Forms;
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using CodeImp.DoomBuilder.Config;
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using CodeImp.DoomBuilder.Geometry;
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using CodeImp.DoomBuilder.Types;
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using System.Globalization;
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#endregion
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namespace CodeImp.DoomBuilder.Controls
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{
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/// <summary>
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/// Control to accept a linedef action argument.
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/// </summary>
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public partial class ArgumentBox : UserControl
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{
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#region ================== Variables
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private TypeHandler typehandler;
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private bool ignorebuttonchange;
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private bool forcevalidate;
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#endregion
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#region ================== Properties
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public override string Text { get { return combobox.Text; } } //mxd
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[Browsable(true)]
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[Category("Action")]
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[Description("Invoked when user clicks button")]
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public event EventHandler ValueChanged;
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#endregion
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#region ================== Constructor
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// Constructor
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public ArgumentBox()
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{
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// Initialize
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InitializeComponent();
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scrollbuttons.Value = 0;
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combobox.MouseWheel += combobox_MouseWheel;
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}
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#endregion
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#region ================== Events
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// When control resizes
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private void ArgumentBox_Resize(object sender, EventArgs e)
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{
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if(button.Visible)
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combobox.Width = ClientRectangle.Width - button.Width - 2;
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else if(scrollbuttons.Visible)
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combobox.Width = ClientRectangle.Width - scrollbuttons.Width - 2;
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else
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combobox.Width = ClientRectangle.Width;
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button.Left = ClientRectangle.Width - button.Width;
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scrollbuttons.Left = ClientRectangle.Width - scrollbuttons.Width;
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Height = button.Height;
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}
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// When control layout is aplied
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private void ArgumentBox_Layout(object sender, LayoutEventArgs e)
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{
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ArgumentBox_Resize(sender, e);
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}
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// When the entered value needs to be validated
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private void combobox_Validating(object sender, CancelEventArgs e)
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{
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string str = combobox.Text.Trim().ToLowerInvariant();
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str = str.TrimStart('+', '-', '<', '>');
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// Anything in the box?
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if(combobox.Text.Trim().Length > 0)
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{
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// Prefixed?
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if(CheckIsRelative())
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{
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// Try parsing to number
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int num;
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if(!int.TryParse(str, NumberStyles.Integer, CultureInfo.CurrentCulture, out num))
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{
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// Invalid relative number
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combobox.SelectedItem = null;
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combobox.Text = "";
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}
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}
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else
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{
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// Set the value. The type handler will validate it
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// and make the best possible choice.
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typehandler.SetValue(combobox.Text);
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combobox.SelectedItem = null;
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combobox.Text = typehandler.GetStringValue();
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}
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}
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}
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// When browse button is clicked
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private void button_Click(object sender, EventArgs e)
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{
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// Browse for a value
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typehandler.Browse(this);
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combobox.SelectedItem = null;
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combobox.Text = typehandler.GetStringValue();
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combobox.Focus();
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combobox.SelectAll();
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}
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// Text changes
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private void combobox_TextChanged(object sender, EventArgs e)
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{
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scrollbuttons.Enabled = !CheckIsRelative();
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//mxd. Update button image?
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if(typehandler.DynamicImage)
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{
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combobox_Validating(sender, new CancelEventArgs());
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button.Image = typehandler.BrowseImage;
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}
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else if(forcevalidate)
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{
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forcevalidate = false;
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combobox_Validating(sender, new CancelEventArgs());
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}
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ValueChanged?.Invoke(sender, EventArgs.Empty);
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}
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// Mouse wheel used
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private void combobox_MouseWheel(object sender, MouseEventArgs e)
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{
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if(scrollbuttons.Visible)
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{
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if(e.Delta < 0)
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scrollbuttons.Value += 1;
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else if(e.Delta > 0)
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scrollbuttons.Value -= 1;
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}
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else
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{
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forcevalidate = true; // Make sure that the value is validated
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}
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}
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// Scroll buttons clicked
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private void scrollbuttons_ValueChanged(object sender, EventArgs e)
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{
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if(!ignorebuttonchange)
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{
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ignorebuttonchange = true;
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if(!CheckIsRelative())
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{
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typehandler.SetValue(combobox.Text);
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int newvalue = GetResult(0) - scrollbuttons.Value;
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if(newvalue < 0) newvalue = 0;
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combobox.Text = newvalue.ToString();
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combobox_Validating(sender, new CancelEventArgs());
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}
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scrollbuttons.Value = 0;
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ignorebuttonchange = false;
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}
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}
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#endregion
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#region ================== Methods
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// This sets up the control for a specific argument
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public void Setup(ArgumentInfo arginfo)
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{
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int oldvalue = 0;
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// Get the original value
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if(typehandler != null) oldvalue = typehandler.GetIntValue();
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// Get the type handler
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typehandler = General.Types.GetArgumentHandler(arginfo);
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// Clear combobox
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combobox.SelectedItem = null;
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combobox.Items.Clear();
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// Check if this supports enumerated options
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if(typehandler.IsEnumerable)
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{
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// Show the combobox
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button.Visible = false;
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scrollbuttons.Visible = false;
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combobox.DropDownStyle = ComboBoxStyle.DropDown;
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combobox.Items.AddRange(typehandler.GetEnumList().ToArray());
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combobox.DropDownWidth = Tools.GetDropDownWidth(combobox); //mxd
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}
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// Check if browsable
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else if(typehandler.IsBrowseable)
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{
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// Show the button
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button.Visible = true;
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button.Image = typehandler.BrowseImage;
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scrollbuttons.Visible = false;
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combobox.DropDownStyle = ComboBoxStyle.Simple;
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}
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else
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{
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// Show textbox with scroll buttons
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button.Visible = false;
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scrollbuttons.Visible = true;
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combobox.DropDownStyle = ComboBoxStyle.Simple;
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}
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//mxd
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if(typehandler.IsEnumerable)
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{
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combobox.AutoCompleteMode = AutoCompleteMode.Suggest;
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combobox.AutoCompleteSource = AutoCompleteSource.ListItems;
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}
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else
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{
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combobox.AutoCompleteMode = AutoCompleteMode.None;
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combobox.AutoCompleteSource = AutoCompleteSource.None;
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}
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// Setup layout
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ArgumentBox_Resize(this, EventArgs.Empty);
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//mxd. If not mixed values, re-apply the old value
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if(!string.IsNullOrEmpty(combobox.Text)) SetValue(oldvalue);
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}
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// This sets the value
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public void SetValue(int value)
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{
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typehandler.SetValue(value);
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combobox.SelectedItem = null;
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combobox.Text = typehandler.GetStringValue();
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combobox_Validating(this, new CancelEventArgs());
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}
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//mxd. this sets default value
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public void SetDefaultValue()
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{
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typehandler.ApplyDefaultValue();
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combobox.SelectedItem = null;
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combobox.Text = typehandler.GetStringValue();
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combobox_Validating(this, new CancelEventArgs());
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}
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// This clears the value
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public void ClearValue()
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{
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typehandler.SetValue("");
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combobox.SelectedItem = null;
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combobox.Text = "";
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}
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// This checks if the number is relative
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public bool CheckIsRelative()
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{
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// Prefixed with +++, ---, <, >, ++ or --?
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string str = combobox.Text.Trim();
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return (str.StartsWith("+++") || str.StartsWith("---")
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|| str.StartsWith("++") || str.StartsWith("--")
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|| str.StartsWith("<") || str.StartsWith(">"));
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}
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// This returns the selected value
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public int GetResult(int original) { return GetResult(original, 0); } //mxd
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public int GetResult(int original, int step)
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{
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int result;
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// Strip prefixes
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string str = combobox.Text.Trim().ToLowerInvariant();
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string numstr = str.TrimStart('+', '-', '<', '>'); //mxd
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// Anything in the box?
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if(numstr.Length > 0)
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{
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//mxd. Prefixed with +++?
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if(str.StartsWith("+++"))
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{
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// Add offset to number
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int num;
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if(!int.TryParse(numstr, out num)) num = 0;
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result = original + num * step;
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}
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//mxd. Prefixed with ---?
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else if(str.StartsWith("---"))
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{
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// Subtract offset from number
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int num;
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if(!int.TryParse(numstr, out num)) num = 0;
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result = original - num * step;
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}
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// mxd. Prefixed with <?
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else if(str.StartsWith("<"))
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{
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// Incremental decrease
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int num;
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if(!int.TryParse(numstr, out num)) num = 0;
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result = num - step;
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}
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// mxd. Prefixed with >?
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else if(str.StartsWith(">"))
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{
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// Incremental increase
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int num;
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if(!int.TryParse(numstr, out num)) num = 0;
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result = num + step;
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}
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// Prefixed with ++?
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else if(str.StartsWith("++"))
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{
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// Add number to original
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int num;
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if(!int.TryParse(numstr, out num)) num = 0;
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result = original + num;
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}
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// Prefixed with --?
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else if(str.StartsWith("--"))
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{
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// Subtract number from original
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int num;
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if(!int.TryParse(numstr, out num)) num = 0;
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result = original - num;
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}
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else
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{
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// Return the value
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result = typehandler.GetIntValue();
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}
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}
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else
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{
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// Just return the original
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result = original;
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}
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return General.Clamp(result, General.Map.FormatInterface.MinArgument, General.Map.FormatInterface.MaxArgument);
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}
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//mxd. Very tricky way to close parent control by pressing ENTER or ESCAPE key when combobox.DropDownStyle == ComboBoxStyle.Simple
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protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
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{
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if(this.ActiveControl == combobox && combobox.DropDownStyle == ComboBoxStyle.Simple
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&& (keyData == Keys.Return || keyData == Keys.Escape))
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{
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combobox.DropDownStyle = ComboBoxStyle.DropDown;
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return false;
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}
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return base.ProcessCmdKey(ref msg, keyData);
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}
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#endregion
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}
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}
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