sysperfana/heapanalyser/Libraries/UI/HeapUiLib/Controls/HeapCellInfoControl.cs
changeset 8 15296fd0af4a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysperfana/heapanalyser/Libraries/UI/HeapUiLib/Controls/HeapCellInfoControl.cs	Tue Jun 15 12:47:20 2010 +0300
@@ -0,0 +1,201 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+* - Redistributions of source code must retain the above copyright notice,
+*   this list of conditions and the following disclaimer.
+* - Redistributions in binary form must reproduce the above copyright notice,
+*   this list of conditions and the following disclaimer in the documentation
+*   and/or other materials provided with the distribution.
+* - Neither the name of Nokia Corporation nor the names of its contributors
+*   may be used to endorse or promote products derived from this software
+*   without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+* POSSIBILITY OF SUCH DAMAGE.
+* 
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+using System;
+using System.Drawing;
+using System.Collections;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Windows.Forms;
+using System.Text;
+using SymbianUtils;
+using HeapLib;
+using HeapLib.Cells;
+using HeapLib.Array;
+using HeapLib.Relationships;
+using HeapLib.Reconstructor;
+using HeapLib.Statistics.Tracking.Base;
+using HeapLib.Statistics.Tracking.BySymbol;
+using HeapLib.Reconstructor.DataSources;
+
+namespace HeapUiLib.Controls
+{
+    public partial class HeapCellInfoControl : UserControl
+    {
+        #region Constructors & destructor
+        public HeapCellInfoControl()
+        {
+            InitializeComponent();
+        }
+        #endregion
+
+        #region Properties
+        public bool ShowStackBasedFunctionAddresses
+        {
+            get { return iShowStackBasedFunctionAddresses; }
+            set 
+            { 
+                iShowStackBasedFunctionAddresses = value; 
+                if ( value )
+                {
+                    iLVInfoCellHeader.Items[ 3 ].Text = "Symbol #1";
+                    iLVInfoCellHeader.Items[ 4 ].Text = "Symbol #2";
+                }
+                else
+                {
+                    iLVInfoCellHeader.Items[ 3 ].Text = "Nesting level";
+                    iLVInfoCellHeader.Items[ 4 ].Text = "Allocation #";
+                }
+            }
+        }
+
+        public HeapCell Cell
+        {
+            set
+            {
+                if ( value != null )
+                {
+                    UpdateInfoHeaderListView( value );
+                    UpdateInfoPayloadListView( value );
+                }
+            }
+        }
+        #endregion
+
+        #region Internal methods
+        private void UpdateInfoHeaderListView( HeapCell aCell )
+        {
+            // Address
+            iLVInfoCellHeader.Items[ 0 ].SubItems[ 1 ].Text = "0x" + aCell.Address.ToString( "x8" );
+
+            // Payload address
+            iLVInfoCellHeader.Items[ 1 ].SubItems[ 1 ].Text = "0x" + aCell.StartOfPayloadAddress.ToString( "x8" ) + " -> 0x" + aCell.EndAddress.ToString( "x8" );
+
+            // Length
+            iLVInfoCellHeader.Items[ 2 ].SubItems[ 1 ].Text = aCell.Length.ToString();
+
+            // Nesting level
+            string nestingLevel = "N/A (Release EUSER)";
+            if ( aCell.Type == HeapCell.TType.EFree )
+            {
+                nestingLevel = "N/A (Free Cell)";
+            }
+            else if ( ShowStackBasedFunctionAddresses )
+            {
+                nestingLevel = "Unknown";
+                if ( aCell.Symbol2 != null )
+                {
+                    nestingLevel = aCell.Symbol2.Address.ToString( "x8" ) + " " + aCell.Symbol2.Name;
+                }
+            }
+            else if ( HeapCell.IsDebugAllocator )
+            {
+                nestingLevel = aCell.NestingLevel.ToString();
+            }
+            iLVInfoCellHeader.Items[ 3 ].SubItems[ 1 ].Text = nestingLevel;
+
+            // Allocation #
+            string allocNumber = "N/A (Release EUSER)";
+            if ( aCell.Type == HeapCell.TType.EFree )
+            {
+                allocNumber = "N/A (Free Cell)";
+            }
+            else if ( ShowStackBasedFunctionAddresses )
+            {
+                allocNumber = "Unknown";
+                if ( aCell.Symbol3 != null )
+                {
+                    allocNumber = aCell.Symbol3.Address.ToString( "x8" ) + " " + aCell.Symbol3.Name;
+                }
+            }
+            else if ( HeapCell.IsDebugAllocator )
+            {
+                allocNumber = aCell.AllocationNumber.ToString();
+            }
+            iLVInfoCellHeader.Items[ 4 ].SubItems[ 1 ].Text = allocNumber;
+        }
+
+        private void UpdateInfoPayloadListView( HeapCell aCell )
+        {
+            // Length
+            iLVInfoCellPayload.Items[ 0 ].SubItems[ 1 ].Text = aCell.PayloadLength.ToString();
+
+            // Symbol
+            if ( aCell.Symbol != null )
+            {
+                iLVInfoCellPayload.Items[ 1 ].SubItems[ 1 ].Text = aCell.Symbol.NameWithoutVTablePrefix;
+            }
+            else if ( aCell.Type == HeapCell.TType.EFree )
+            {
+                iLVInfoCellPayload.Items[ 1 ].SubItems[ 1 ].Text = "N/A (Free Cell)";
+            }
+            else
+            {
+                iLVInfoCellPayload.Items[ 1 ].SubItems[ 1 ].Text = "???";
+            }
+        }
+        #endregion
+
+        #region Event handlers
+        private void HeapCellInfoControl_SizeChanged( object sender, EventArgs e )
+        {
+            int col1Width = iLVInfoCellHeader.Columns[ 0 ].Width;
+            int col2Width = iLVInfoCellHeader.Columns[ 1 ].Width;
+            int width = iLVInfoCellHeader.Width;
+            iLVInfoCellHeader.Columns[ 1 ].Width = width - col1Width;
+        }
+
+        private void iLVInfoCellHeader_KeyDown( object sender, KeyEventArgs e )
+        {
+            bool wasControl = ( e.Modifiers & Keys.Control ) == Keys.Control;
+            if ( wasControl && ( e.KeyCode == Keys.C ) )
+            {
+                if ( iLVInfoCellHeader.SelectedItems != null && iLVInfoCellHeader.SelectedItems.Count > 0 )
+                {
+                    ListViewItem item = iLVInfoCellHeader.SelectedItems[ 0 ];
+                    ListViewItem.ListViewSubItem infoItem = item.SubItems[ 1 ];
+                    Clipboard.SetText( infoItem.Text.Trim() );
+                }
+            }
+        }
+        #endregion
+
+        #region Data members
+        private bool iShowStackBasedFunctionAddresses = false;
+        #endregion
+    }
+}