mirror of
https://github.com/mRemoteNG/mRemoteNG.git
synced 2026-02-25 19:38:37 +08:00
441 lines
16 KiB
C#
441 lines
16 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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namespace mRemoteNG.UI.TaskDialog
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{
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public partial class frmTaskDialog : Form
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{
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//--------------------------------------------------------------------------------
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#region PRIVATE members
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//--------------------------------------------------------------------------------
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ESysIcons _mainIcon = ESysIcons.Question;
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ESysIcons _footerIcon = ESysIcons.Warning;
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string _mainInstruction = "Main Instruction Text";
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int _mainInstructionHeight = 0;
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Font _mainInstructionFont = new Font("Arial", 11.75F, FontStyle.Regular, GraphicsUnit.Point, (byte)0);
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List<RadioButton> _radioButtonCtrls = new List<RadioButton>();
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string _radioButtons = "";
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int _initialRadioButtonIndex = 0;
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List<Button> _cmdButtons = new List<Button>();
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string _commandButtons = "";
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int _commandButtonClicked = -1;
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int _defaultButtonIndex = 0;
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Control _focusControl = null;
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ETaskDialogButtons _buttons = ETaskDialogButtons.YesNoCancel;
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bool _expanded = false;
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bool _isVista = false;
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#endregion
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//--------------------------------------------------------------------------------
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#region PROPERTIES
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//--------------------------------------------------------------------------------
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public ESysIcons MainIcon { get { return _mainIcon; } set { _mainIcon = value; } }
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public ESysIcons FooterIcon { get { return _footerIcon; } set { _footerIcon = value; } }
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public string Title { get { return Text; } set { Text = value; } }
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public string MainInstruction { get { return _mainInstruction; } set { _mainInstruction = value; Invalidate(); } }
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public string Content { get { return lbContent.Text; } set { lbContent.Text = value; } }
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public string ExpandedInfo { get { return lbExpandedInfo.Text; } set { lbExpandedInfo.Text = value; } }
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public string Footer { get { return lbFooter.Text; } set { lbFooter.Text = value; } }
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public int DefaultButtonIndex { get { return _defaultButtonIndex; } set { _defaultButtonIndex = value; } }
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public string RadioButtons { get { return _radioButtons; } set { _radioButtons = value; } }
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public int InitialRadioButtonIndex { get { return _initialRadioButtonIndex; } set { _initialRadioButtonIndex = value; } }
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public int RadioButtonIndex
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{
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get
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{
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foreach (RadioButton rb in _radioButtonCtrls)
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if (rb.Checked)
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return (int)rb.Tag;
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return -1;
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}
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}
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public string CommandButtons { get { return _commandButtons; } set { _commandButtons = value; } }
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public int CommandButtonClickedIndex => _commandButtonClicked;
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public ETaskDialogButtons Buttons { get { return _buttons; } set { _buttons = value; } }
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public string VerificationText { get { return cbVerify.Text; } set { cbVerify.Text = value; } }
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public bool VerificationCheckBoxChecked { get { return cbVerify.Checked; } set { cbVerify.Checked = value; } }
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public bool Expanded { get { return _expanded; } set { _expanded = value; } }
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#endregion
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//--------------------------------------------------------------------------------
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#region CONSTRUCTOR
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//--------------------------------------------------------------------------------
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public frmTaskDialog()
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{
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InitializeComponent();
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// _isVista = VistaTaskDialog.IsAvailableOnThisOS;
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if (!_isVista && CTaskDialog.UseToolWindowOnXp) // <- shall we use the smaller toolbar?
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FormBorderStyle = FormBorderStyle.FixedToolWindow;
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MainInstruction = "Main Instruction";
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Content = "";
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ExpandedInfo = "";
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Footer = "";
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VerificationText = "";
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}
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#endregion
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//--------------------------------------------------------------------------------
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#region BuildForm
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// This is the main routine that should be called before .ShowDialog()
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//--------------------------------------------------------------------------------
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bool _formBuilt = false;
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public void BuildForm()
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{
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int form_height = 0;
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// Setup Main Instruction
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switch (_mainIcon)
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{
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case ESysIcons.Information: imgMain.Image = SystemIcons.Information.ToBitmap(); break;
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case ESysIcons.Question: imgMain.Image = SystemIcons.Question.ToBitmap(); break;
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case ESysIcons.Warning: imgMain.Image = SystemIcons.Warning.ToBitmap(); break;
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case ESysIcons.Error: imgMain.Image = SystemIcons.Error.ToBitmap(); break;
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}
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//AdjustLabelHeight(lbMainInstruction);
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//pnlMainInstruction.Height = Math.Max(41, lbMainInstruction.Height + 16);
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if (_mainInstructionHeight == 0)
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GetMainInstructionTextSizeF();
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pnlMainInstruction.Height = Math.Max(41, _mainInstructionHeight + 16);
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form_height += pnlMainInstruction.Height;
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// Setup Content
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pnlContent.Visible = (Content != "");
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if (Content != "")
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{
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AdjustLabelHeight(lbContent);
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pnlContent.Height = lbContent.Height + 4;
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form_height += pnlContent.Height;
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}
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bool show_verify_checkbox = (cbVerify.Text != "");
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cbVerify.Visible = show_verify_checkbox;
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// Setup Expanded Info and Buttons panels
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if (ExpandedInfo == "")
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{
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pnlExpandedInfo.Visible = false;
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lbShowHideDetails.Visible = false;
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cbVerify.Top = 12;
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pnlButtons.Height = 40;
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}
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else
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{
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AdjustLabelHeight(lbExpandedInfo);
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pnlExpandedInfo.Height = lbExpandedInfo.Height + 4;
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pnlExpandedInfo.Visible = _expanded;
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lbShowHideDetails.Text = (_expanded ? " Hide details" : " Show details");
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lbShowHideDetails.ImageIndex = (_expanded ? 0 : 3);
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if (!show_verify_checkbox)
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pnlButtons.Height = 40;
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if (_expanded)
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form_height += pnlExpandedInfo.Height;
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}
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// Setup RadioButtons
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pnlRadioButtons.Visible = (_radioButtons != "");
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if (_radioButtons != "")
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{
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string[] arr = _radioButtons.Split(new char[] { '|' });
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int pnl_height = 12;
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for (int i = 0; i < arr.Length; i++)
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{
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RadioButton rb = new RadioButton();
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rb.Parent = pnlRadioButtons;
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rb.Location = new Point(60, 4 + (i * rb.Height));
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rb.Text = arr[i];
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rb.Tag = i;
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rb.Checked = (_defaultButtonIndex == i);
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rb.Width = Width - rb.Left - 15;
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pnl_height += rb.Height;
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_radioButtonCtrls.Add(rb);
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}
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pnlRadioButtons.Height = pnl_height;
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form_height += pnlRadioButtons.Height;
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}
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// Setup CommandButtons
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pnlCommandButtons.Visible = (_commandButtons != "");
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if (_commandButtons != "")
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{
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string[] arr = _commandButtons.Split(new char[] { '|' });
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int t = 8;
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int pnl_height = 16;
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for (int i = 0; i < arr.Length; i++)
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{
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CommandButton btn = new CommandButton();
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btn.Parent = pnlCommandButtons;
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btn.Location = new Point(50, t);
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if (_isVista) // <- tweak font if vista
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btn.Font = new Font(btn.Font, FontStyle.Regular);
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btn.Text = arr[i];
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btn.Size = new Size(Width - btn.Left - 15, btn.GetBestHeight());
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t += btn.Height;
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pnl_height += btn.Height;
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btn.Tag = i;
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btn.Click += new EventHandler(CommandButton_Click);
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if (i == _defaultButtonIndex)
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_focusControl = btn;
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}
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pnlCommandButtons.Height = pnl_height;
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form_height += pnlCommandButtons.Height;
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}
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// Setup Buttons
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switch (_buttons)
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{
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case ETaskDialogButtons.YesNo:
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bt1.Visible = false;
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bt2.Text = "&Yes";
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bt2.DialogResult = DialogResult.Yes;
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bt3.Text = "&No";
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bt3.DialogResult = DialogResult.No;
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AcceptButton = bt2;
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CancelButton = bt3;
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break;
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case ETaskDialogButtons.YesNoCancel:
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bt1.Text = "&Yes";
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bt1.DialogResult = DialogResult.Yes;
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bt2.Text = "&No";
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bt2.DialogResult = DialogResult.No;
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bt3.Text = "&Cancel";
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bt3.DialogResult = DialogResult.Cancel;
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AcceptButton = bt1;
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CancelButton = bt3;
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break;
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case ETaskDialogButtons.OkCancel:
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bt1.Visible = false;
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bt2.Text = "&OK";
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bt2.DialogResult = DialogResult.OK;
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bt3.Text = "&Cancel";
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bt3.DialogResult = DialogResult.Cancel;
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AcceptButton = bt2;
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CancelButton = bt3;
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break;
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case ETaskDialogButtons.Ok:
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bt1.Visible = false;
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bt2.Visible = false;
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bt3.Text = "&OK";
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bt3.DialogResult = DialogResult.OK;
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AcceptButton = bt3;
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CancelButton = bt3;
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break;
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case ETaskDialogButtons.Close:
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bt1.Visible = false;
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bt2.Visible = false;
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bt3.Text = "&Close";
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bt3.DialogResult = DialogResult.Cancel;
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CancelButton = bt3;
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break;
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case ETaskDialogButtons.Cancel:
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bt1.Visible = false;
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bt2.Visible = false;
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bt3.Text = "&Cancel";
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bt3.DialogResult = DialogResult.Cancel;
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CancelButton = bt3;
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break;
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case ETaskDialogButtons.None:
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bt1.Visible = false;
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bt2.Visible = false;
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bt3.Visible = false;
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break;
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}
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ControlBox = (Buttons == ETaskDialogButtons.Cancel ||
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Buttons == ETaskDialogButtons.Close ||
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Buttons == ETaskDialogButtons.OkCancel ||
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Buttons == ETaskDialogButtons.YesNoCancel);
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if (!show_verify_checkbox && ExpandedInfo == "" && _buttons == ETaskDialogButtons.None)
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pnlButtons.Visible = false;
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else
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form_height += pnlButtons.Height;
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pnlFooter.Visible = (Footer != "");
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if (Footer != "")
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{
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AdjustLabelHeight(lbFooter);
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pnlFooter.Height = Math.Max(28, lbFooter.Height + 16);
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switch (_footerIcon)
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{
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case ESysIcons.Information:
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// SystemIcons.Information.ToBitmap().GetThumbnailImage(16, 16, null, IntPtr.Zero);
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imgFooter.Image = ResizeBitmap(SystemIcons.Information.ToBitmap(), 16, 16);
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break;
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case ESysIcons.Question:
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// SystemIcons.Question.ToBitmap().GetThumbnailImage(16, 16, null, IntPtr.Zero);
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imgFooter.Image = ResizeBitmap(SystemIcons.Question.ToBitmap(), 16, 16);
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break;
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case ESysIcons.Warning:
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// SystemIcons.Warning.ToBitmap().GetThumbnailImage(16, 16, null, IntPtr.Zero);
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imgFooter.Image = ResizeBitmap(SystemIcons.Warning.ToBitmap(), 16, 16);
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break;
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case ESysIcons.Error:
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// SystemIcons.Error.ToBitmap().GetThumbnailImage(16, 16, null, IntPtr.Zero);
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imgFooter.Image = ResizeBitmap(SystemIcons.Error.ToBitmap(), 16, 16);
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break;
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}
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form_height += pnlFooter.Height;
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}
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ClientSize = new Size(ClientSize.Width, form_height);
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_formBuilt = true;
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}
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//--------------------------------------------------------------------------------
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Image ResizeBitmap(Image SrcImg, int NewWidth, int NewHeight)
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{
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float percent_width = (NewWidth / (float)SrcImg.Width);
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float percent_height = (NewHeight / (float)SrcImg.Height);
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float resize_percent = (percent_height < percent_width ? percent_height : percent_width);
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int w = (int)(SrcImg.Width * resize_percent);
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int h = (int)(SrcImg.Height * resize_percent);
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Bitmap b = new Bitmap(w, h);
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using (Graphics g = Graphics.FromImage(b))
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{
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g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
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g.DrawImage(SrcImg, 0, 0, w, h);
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}
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return b;
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}
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//--------------------------------------------------------------------------------
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// utility function for setting a Label's height
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void AdjustLabelHeight(Label lb)
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{
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string text = lb.Text;
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Font textFont = lb.Font;
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SizeF layoutSize = new SizeF(lb.ClientSize.Width, 5000.0F);
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Graphics g = Graphics.FromHwnd(lb.Handle);
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SizeF stringSize = g.MeasureString(text, textFont, layoutSize);
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lb.Height = (int)stringSize.Height + 4;
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g.Dispose();
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}
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#endregion
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//--------------------------------------------------------------------------------
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#region EVENTS
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//--------------------------------------------------------------------------------
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void CommandButton_Click(object sender, EventArgs e)
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{
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_commandButtonClicked = (int)((CommandButton)sender).Tag;
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DialogResult = DialogResult.OK;
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}
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//--------------------------------------------------------------------------------
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protected override void OnLoad(EventArgs e)
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{
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base.OnLoad(e);
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}
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//--------------------------------------------------------------------------------
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protected override void OnShown(EventArgs e)
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{
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if (!_formBuilt)
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throw new Exception("frmTaskDialog : Please call .BuildForm() before showing the TaskDialog");
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base.OnShown(e);
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}
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//--------------------------------------------------------------------------------
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private void lbDetails_MouseEnter(object sender, EventArgs e)
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{
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lbShowHideDetails.ImageIndex = (_expanded ? 1 : 4);
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}
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//--------------------------------------------------------------------------------
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private void lbDetails_MouseLeave(object sender, EventArgs e)
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{
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lbShowHideDetails.ImageIndex = (_expanded ? 0 : 3);
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}
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//--------------------------------------------------------------------------------
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private void lbDetails_MouseUp(object sender, MouseEventArgs e)
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{
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lbShowHideDetails.ImageIndex = (_expanded ? 1 : 4);
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}
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//--------------------------------------------------------------------------------
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private void lbDetails_MouseDown(object sender, MouseEventArgs e)
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{
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lbShowHideDetails.ImageIndex =(_expanded ? 2 : 5);
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}
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//--------------------------------------------------------------------------------
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private void lbDetails_Click(object sender, EventArgs e)
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{
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_expanded = !_expanded;
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pnlExpandedInfo.Visible = _expanded;
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lbShowHideDetails.Text = (_expanded ? " Hide details" : " Show details");
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if (_expanded)
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Height += pnlExpandedInfo.Height;
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else
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Height -= pnlExpandedInfo.Height;
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}
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//--------------------------------------------------------------------------------
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const int MAIN_INSTRUCTION_LEFT_MARGIN = 46;
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const int MAIN_INSTRUCTION_RIGHT_MARGIN = 8;
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SizeF GetMainInstructionTextSizeF()
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{
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SizeF mzSize = new SizeF(pnlMainInstruction.Width - MAIN_INSTRUCTION_LEFT_MARGIN - MAIN_INSTRUCTION_RIGHT_MARGIN, 5000.0F);
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Graphics g = Graphics.FromHwnd(Handle);
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SizeF textSize = g.MeasureString(_mainInstruction, _mainInstructionFont, mzSize);
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_mainInstructionHeight = (int)textSize.Height;
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return textSize;
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}
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private void pnlMainInstruction_Paint(object sender, PaintEventArgs e)
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{
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SizeF szL = GetMainInstructionTextSizeF();
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e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
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e.Graphics.DrawString(_mainInstruction, _mainInstructionFont, new SolidBrush(Color.DarkBlue), new RectangleF(new PointF(MAIN_INSTRUCTION_LEFT_MARGIN, 10), szL));
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}
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//--------------------------------------------------------------------------------
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private void frmTaskDialog_Shown(object sender, EventArgs e)
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{
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if (CTaskDialog.PlaySystemSounds)
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{
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switch (_mainIcon)
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{
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case ESysIcons.Error: System.Media.SystemSounds.Hand.Play(); break;
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case ESysIcons.Information: System.Media.SystemSounds.Asterisk.Play(); break;
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case ESysIcons.Question: System.Media.SystemSounds.Asterisk.Play(); break;
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case ESysIcons.Warning: System.Media.SystemSounds.Exclamation.Play(); break;
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}
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}
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if (_focusControl != null)
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_focusControl.Focus();
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}
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#endregion
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//--------------------------------------------------------------------------------
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}
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}
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