mirror of
https://github.com/xcp-ng/xenadmin.git
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298 lines
15 KiB
C#
298 lines
15 KiB
C#
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/* Copyright (c) Citrix Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Drawing;
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using System.Windows.Forms;
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using System.Windows.Forms.VisualStyles;
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using XenAdmin.Core;
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namespace XenAdmin.Controls
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{
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public abstract class CustomHistoryRow : IDisposable
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{
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public static readonly Padding Margin = new Padding(3);
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private static readonly string DescriptionLabel = Messages.HISTORYROW_DETAILS;
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private static readonly string ErrorLabel = Messages.HISTORYROW_ERROR;
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private static readonly string TimeLabel = Messages.HISTORYROW_TIME;
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private static readonly string ProgressLabel = Messages.HISTORYROW_PROGRESS;
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private static readonly Font TitleFont = Program.DefaultFontBold;
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private static readonly Font Font = Program.DefaultFont;
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private static readonly Color TextColor = SystemColors.ControlText;
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private static readonly Color TitleColor = Color.Navy;
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private static readonly Color ErrorColor = Color.Red;
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private static readonly Brush BackBrush = SystemBrushes.Control;
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private static readonly Pen BorderPen = new Pen(SystemColors.ControlDarkDark, 1);
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private static readonly Pen ErrorPenThin = new Pen(ErrorColor, 1);
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private static readonly Pen ErrorPenThick = new Pen(ErrorColor, 3);
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private static readonly Padding ItemPadding = new Padding(3);
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private static readonly Padding InternalPadding = new Padding(3, 3, 3, 10);
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public string Title;
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public string Description;
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public string TimeOccurred;
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public CustomHistoryPanel ParentPanel = null;
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public bool ButtonPressed = false;
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public bool Visible = true;
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public bool ShowCancel = true;
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protected Image Image = null;
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protected abstract string TimeTaken
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{
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get;
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}
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protected int Progress;
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protected bool ShowProgress = true;
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protected bool ShowTime = true;
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public bool Error = false;
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protected bool CancelEnabled = true;
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protected EventHandler<EventArgs> CancelButtonClicked;
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private int RowHeight = 0;
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private int RowWidth = 0;
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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protected virtual void Dispose(bool disposing)
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{
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}
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public int DrawSelf(Graphics g, Rectangle Bounds, int visibleTop, int visibleBottom)
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{
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if (Bounds.Width == RowWidth && !(Bounds.Top < visibleBottom && Bounds.Top + RowHeight > visibleTop))
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return RowHeight;
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int top = Bounds.Top + ItemPadding.Top + InternalPadding.Top;
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int left = Bounds.Left + InternalPadding.Left;
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int rowheight1 = HeightRow1() + ItemPadding.Vertical;
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int rowheight2 = HeightRow2() + ItemPadding.Vertical;
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int rowheight3 = ShowTime ? HeightRow3() + ItemPadding.Vertical : 0;
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int rowheight4 = ShowProgress ? 17 + ItemPadding.Vertical : 0;
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RowHeight = rowheight1 + rowheight2 + rowheight3 + rowheight4 + InternalPadding.Vertical;
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RowWidth = Bounds.Width;
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if (g != null && Bounds.Top < visibleBottom && Bounds.Top + RowHeight > visibleTop && Bounds.Top + RowHeight <= Int16.MaxValue)
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{
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int left1 = left + CustomHistoryPanel.col1;
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int left2 = left1 + ParentPanel.col2;
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int left3 = left2 + ParentPanel.col3;
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int top1 = top + rowheight1;
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int top2 = top1 + rowheight2;
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int top3 = top2 + rowheight3;
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g.FillRectangle(BackBrush, Bounds.Left, Bounds.Top, RowWidth, RowHeight);
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if (!Error)
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{
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g.DrawRectangle(BorderPen, Bounds.Left, Bounds.Top, RowWidth, RowHeight);
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}
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else
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{
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g.DrawLine(ErrorPenThin, Bounds.Left, Bounds.Top, Bounds.Left + RowWidth, Bounds.Top);
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g.DrawLine(ErrorPenThin, Bounds.Left, Bounds.Top + RowHeight, Bounds.Left + RowWidth, Bounds.Top + RowHeight);
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g.DrawLine(ErrorPenThick, Bounds.Left + RowWidth, Bounds.Top, Bounds.Left + RowWidth, Bounds.Top + RowHeight + 1);
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g.DrawLine(ErrorPenThick, Bounds.Left, Bounds.Top, Bounds.Left, Bounds.Top + RowHeight + 1);
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}
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g.DrawImage(Image, left + ((CustomHistoryPanel.col1 - Image.Width) / 2), top, Image.Width, Image.Height);
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Drawing.DrawText(g, Title, TitleFont, new Rectangle(left1, top, ParentPanel.col2 + ParentPanel.col3, rowheight1), TitleColor, TextFormatFlags.WordBreak | TextFormatFlags.TextBoxControl);
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Drawing.DrawText(g, TimeOccurred, Font, new Point(left3, top), TextColor);
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if(!Error)
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Drawing.DrawText(g, DescriptionLabel, Font, new Point(left1, top1), TextColor);
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else
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Drawing.DrawText(g, ErrorLabel, Font, new Point(left1, top1), ErrorColor);
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Drawing.DrawText(g, Description, Font, new Rectangle(left2, top1, ParentPanel.col3, rowheight2), TextColor, TextFormatFlags.WordBreak | TextFormatFlags.TextBoxControl);
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if (ShowCancel)
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{
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if (Application.RenderWithVisualStyles)
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{
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Rectangle r = new Rectangle(left3, top1, 75, 23);
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PushButtonState state =
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CancelEnabled && ButtonPressed ? PushButtonState.Pressed :
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CancelEnabled ? PushButtonState.Normal :
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PushButtonState.Disabled;
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ButtonRenderer.DrawButton(g, r, Messages.CANCEL, Font, false, state);
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}
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else
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{
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if (CancelEnabled && !ButtonPressed)
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{
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g.FillRectangle(SystemBrushes.ControlText, new Rectangle(left3, top1, 75, 23));
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g.FillRectangle(SystemBrushes.ButtonHighlight, new Rectangle(left3, top1, 74, 22));
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g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(left3 + 1, top1 + 1, 73, 21));
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g.FillRectangle(SystemBrushes.ButtonFace, new Rectangle(left3 + 1, top1 + 1, 72, 20));
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Drawing.DrawText(g, Messages.CANCEL, Font, new Rectangle(left3 + 1, top1 + 1, 72, 20), SystemColors.ControlText, TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter);
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}
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else if (CancelEnabled)
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{
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g.FillRectangle(SystemBrushes.ControlText, new Rectangle(left3, top1, 75, 23));
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g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(left3 + 1, top1 + 1, 73, 21));
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g.FillRectangle(SystemBrushes.ButtonFace, new Rectangle(left3 + 2, top1 + 2, 71, 19));
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Drawing.DrawText(g, Messages.CANCEL, Font, new Rectangle(left3 + 2, top1 + 2, 71, 19), SystemColors.ControlText, TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter);
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}
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else
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{
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g.FillRectangle(SystemBrushes.ControlText, new Rectangle(left3, top1, 75, 23));
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g.FillRectangle(SystemBrushes.ButtonHighlight, new Rectangle(left3, top1, 74, 22));
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g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(left3 + 1, top1 + 1, 73, 21));
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g.FillRectangle(SystemBrushes.ButtonFace, new Rectangle(left3 + 1, top1 + 1, 72, 20));
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Drawing.DrawText(g, Messages.CANCEL, Font, new Rectangle(left3 + 1, top1 + 1, 72, 20), SystemColors.GrayText, TextFormatFlags.VerticalCenter | TextFormatFlags.HorizontalCenter);
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}
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}
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}
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if (ShowTime)
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{
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Drawing.DrawText(g, TimeLabel, Font, new Point(left1, top2), TextColor);
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Drawing.DrawText(g, TimeTaken, Font, new Rectangle(left2, top2, ParentPanel.col3, rowheight3), TextColor, TextFormatFlags.WordBreak | TextFormatFlags.TextBoxControl);
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}
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if (ShowProgress)
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{
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if (Application.RenderWithVisualStyles)
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{
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Drawing.DrawText(g, ProgressLabel, Font, new Point(left1, top3), TextColor);
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ProgressBarRenderer.DrawHorizontalBar(g, new Rectangle(left2, top3, ParentPanel.col3, 17));
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ProgressBarRenderer.DrawHorizontalChunks(g, new Rectangle(left2 + 4, top3 + 3, (Progress * (ParentPanel.col3 - 8) / 100), 12));
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}
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else
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{
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Drawing.DrawText(g, ProgressLabel, Font, new Point(left1, top3), TextColor);
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g.FillRectangle(SystemBrushes.ButtonShadow, new Rectangle(left2, top3, ParentPanel.col3, 17));
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g.FillRectangle(SystemBrushes.ButtonHighlight, new Rectangle(left2 + 1, top3 + 1, ParentPanel.col3 - 1, 16));
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g.FillRectangle(SystemBrushes.ButtonFace, new Rectangle(left2 + 1, top3 + 1, ParentPanel.col3 - 2, 15));
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int barwidth = (Progress * (ParentPanel.col3 - 4) / 100);
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int chunkwidth = 7;
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int chunkgap = 2;
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int progleft = 0;
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while (true)
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{
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if (progleft + chunkwidth + chunkgap < barwidth)
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{
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g.FillRectangle(SystemBrushes.ActiveCaption, new Rectangle(left2 + 2 + progleft, top3 + 2, chunkwidth, 13));
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progleft += chunkwidth + chunkgap;
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}
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else
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break;
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}
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g.FillRectangle(SystemBrushes.ActiveCaption, new Rectangle(left2 + 2 + progleft, top3 + 2, chunkwidth - progleft, 13));
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}
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/*int barwidth = (Progress * (ParentPanel.col3 - 8) / 100);
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int chunkwidth = 7;
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int chunkgap = 1;
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int progleft = 0;
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while (true)
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{
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if (progleft + chunkwidth + chunkgap < barwidth)
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{
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ChunkRenderer.DrawBackground(g, new Rectangle(left2 + 4 + progleft, t + rowheight2 + rowheight3 + 3, chunkwidth, 12));
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progleft += chunkwidth + chunkgap;
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}
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else
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break;
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}
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ChunkRenderer.DrawBackground(g, new Rectangle(left2 + 4 + progleft, t + rowheight2 + rowheight3 + 3, chunkwidth - progleft, 12));*/
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}
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}
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return RowHeight;
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}
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private int HeightOf(string text, Font font, int width)
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{
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int h = Drawing.MeasureText(text, font, new Size(width, Int32.MaxValue), TextFormatFlags.TextBoxControl | TextFormatFlags.WordBreak).Height;
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return h > 0 ? h : 12;
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}
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private int HeightRow3()
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{
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return HeightOf(TimeTaken, Font, ParentPanel.col3);
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}
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private int HeightRow2()
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{
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return HeightOf(Description, Font, ParentPanel.col3);
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}
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private int HeightRow1()
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{
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return HeightOf(Title, TitleFont, ParentPanel.col2 + ParentPanel.col3);
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}
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internal void Click(Point p, MouseButtons button)
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{
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if (button == MouseButtons.Left && ShowCancel && CancelEnabled)
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{
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Rectangle rect = CancelButtonRect();
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if (rect.Contains(p))
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{
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ButtonPressed = true;
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ParentPanel.Refresh();
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}
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}
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}
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public void MouseUp(Point p, MouseButtons button)
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{
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if (button == MouseButtons.Left &&
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ShowCancel && CancelEnabled && ButtonPressed && CancelButtonClicked != null)
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{
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Rectangle rect = CancelButtonRect();
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if (rect.Contains(p))
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{
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CancelButtonClicked(null, null);
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CancelEnabled = false;
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}
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}
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ButtonPressed = false;
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}
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private Rectangle CancelButtonRect()
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{
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return new Rectangle(Margin.Left + InternalPadding.Left + CustomHistoryPanel.col1 + ParentPanel.col2 + ParentPanel.col3,
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Margin.Left + InternalPadding.Top + ItemPadding.Top + ItemPadding.Vertical + HeightRow1(), 75, 23);
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}
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}
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}
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