void InitializeState(HexViewUIState state)
{
if (IsValid(state))
{
HexView.Options.SetOptionValue(DefaultHexViewOptions.ShowOffsetColumnId, state.ShowOffsetColumn);
HexView.Options.SetOptionValue(DefaultHexViewOptions.ShowValuesColumnId, state.ShowValuesColumn);
HexView.Options.SetOptionValue(DefaultHexViewOptions.ShowAsciiColumnId, state.ShowAsciiColumn);
HexView.Options.SetOptionValue(DefaultHexViewOptions.StartPositionId, state.StartPosition);
HexView.Options.SetOptionValue(DefaultHexViewOptions.EndPositionId, state.EndPosition);
HexView.Options.SetOptionValue(DefaultHexViewOptions.BasePositionId, state.BasePosition);
HexView.Options.SetOptionValue(DefaultHexViewOptions.UseRelativePositionsId, state.UseRelativePositions);
HexView.Options.SetOptionValue(DefaultHexViewOptions.OffsetBitSizeId, state.OffsetBitSize);
HexView.Options.SetOptionValue(DefaultHexViewOptions.HexValuesDisplayFormatId, state.HexValuesDisplayFormat);
HexView.Options.SetOptionValue(DefaultHexViewOptions.BytesPerLineId, state.BytesPerLine);
HexView.ViewportLeft = state.ViewportLeft;
HexView.DisplayHexLineContainingBufferPosition(new HexBufferPoint(HexView.Buffer, state.TopLinePosition), state.TopLineVerticalDistance, VSTE.ViewRelativePosition.Top, null, null, DisplayHexLineOptions.CanRecreateBufferLines);
var valuesPos = new HexCellPosition(HexColumnType.Values, new HexBufferPoint(HexView.Buffer, state.ValuesPosition), state.ValuesCellPosition);
var asciiPos = new HexCellPosition(HexColumnType.Ascii, new HexBufferPoint(HexView.Buffer, state.AsciiPosition), 0);
var newPos = new HexColumnPosition(state.ActiveColumn, valuesPos, asciiPos);
// BufferLines could've been recreated, re-verify the new position
if (HexView.BufferLines.IsValidPosition(newPos.ValuePosition.BufferPosition) && HexView.BufferLines.IsValidPosition(newPos.AsciiPosition.BufferPosition))
{
HexView.Caret.MoveTo(newPos);
}
}
else
{
HexView.Caret.MoveTo(HexView.BufferLines.BufferStart);
}
HexView.Selection.Clear();
}
public static HexViewUIState Read(ISettingsSection section, HexViewUIState s)
{
bool failed = false;
s.ShowOffsetColumn = GetValue <bool>(section, "ShowOffsetColumn", ref failed);
s.ShowValuesColumn = GetValue <bool>(section, "ShowValuesColumn", ref failed);
s.ShowAsciiColumn = GetValue <bool>(section, "ShowAsciiColumn", ref failed);
s.StartPosition = GetValue <HexPosition>(section, "StartPosition", ref failed);
s.EndPosition = GetValue <HexPosition>(section, "EndPosition", ref failed);
s.BasePosition = GetValue <HexPosition>(section, "BasePosition", ref failed);
s.UseRelativePositions = GetValue <bool>(section, "UseRelativePositions", ref failed);
s.OffsetBitSize = GetValue <int>(section, "OffsetBitSize", ref failed);
s.HexValuesDisplayFormat = GetValue <HexValuesDisplayFormat>(section, "HexValuesDisplayFormat", ref failed);
s.BytesPerLine = GetValue <int>(section, "BytesPerLine", ref failed);
s.ActiveColumn = GetValue <HexColumnType>(section, "ActiveColumn", ref failed);
s.ValuesPosition = GetValue <HexPosition>(section, "ValuesPosition", ref failed);
s.ValuesCellPosition = GetValue <int>(section, "ValuesCellPosition", ref failed);
s.AsciiPosition = GetValue <HexPosition>(section, "AsciiPosition", ref failed);
s.ViewportLeft = GetValue <double>(section, "ViewportLeft", ref failed);
s.TopLinePosition = GetValue <HexPosition>(section, "TopLinePosition", ref failed);
s.TopLineVerticalDistance = GetValue <double>(section, "TopLineVerticalDistance", ref failed);
s.AnchorPoint = GetValue <HexPosition>(section, "AnchorPoint", ref failed);
s.ActivePoint = GetValue <HexPosition>(section, "ActivePoint", ref failed);
if (failed)
{
return(null);
}
return(s);
}
public static HexViewUIState Write(ISettingsSection section, HexViewUIState s)
{
section.Attribute("ShowOffsetColumn", s.ShowOffsetColumn);
section.Attribute("ShowValuesColumn", s.ShowValuesColumn);
section.Attribute("ShowAsciiColumn", s.ShowAsciiColumn);
section.Attribute("StartPosition", s.StartPosition);
section.Attribute("EndPosition", s.EndPosition);
section.Attribute("BasePosition", s.BasePosition);
section.Attribute("UseRelativePositions", s.UseRelativePositions);
section.Attribute("OffsetBitSize", s.OffsetBitSize);
section.Attribute("HexValuesDisplayFormat", s.HexValuesDisplayFormat);
section.Attribute("BytesPerLine", s.BytesPerLine);
section.Attribute("ActiveColumn", s.ActiveColumn);
section.Attribute("ValuesPosition", s.ValuesPosition);
section.Attribute("ValuesCellPosition", s.ValuesCellPosition);
section.Attribute("AsciiPosition", s.AsciiPosition);
section.Attribute("ViewportLeft", s.ViewportLeft);
section.Attribute("TopLinePosition", s.TopLinePosition);
section.Attribute("TopLineVerticalDistance", s.TopLineVerticalDistance);
section.Attribute("AnchorPoint", s.AnchorPoint);
section.Attribute("ActivePoint", s.ActivePoint);
return(s);
}
void VisualElement_Loaded(object sender, RoutedEventArgs e)
{
HexView.VisualElement.Loaded -= VisualElement_Loaded;
if (cachedHexViewUIState == null)
{
return;
}
InitializeState(cachedHexViewUIState);
cachedHexViewUIState = null;
}
public override object CreateUIState()
{
if (cachedHexViewUIState != null)
{
return(cachedHexViewUIState);
}
var state = new HexViewUIState(HexView);
state.ShowOffsetColumn = HexView.Options.ShowOffsetColumn();
state.ShowValuesColumn = HexView.Options.ShowValuesColumn();
state.ShowAsciiColumn = HexView.Options.ShowAsciiColumn();
state.StartPosition = HexView.Options.GetStartPosition();
state.EndPosition = HexView.Options.GetEndPosition();
state.BasePosition = HexView.Options.GetBasePosition();
state.UseRelativePositions = HexView.Options.UseRelativePositions();
state.OffsetBitSize = HexView.Options.GetOffsetBitSize();
state.HexValuesDisplayFormat = HexView.Options.GetValuesDisplayFormat();
state.BytesPerLine = HexView.Options.GetBytesPerLine();
return(state);
}
bool IsValid(HexViewUIState state)
{
if (state.ActiveColumn != HexColumnType.Values && state.ActiveColumn != HexColumnType.Ascii)
{
return(false);
}
if (state.StartPosition >= HexPosition.MaxEndPosition)
{
return(false);
}
if (state.EndPosition > HexPosition.MaxEndPosition)
{
return(false);
}
if (state.BasePosition >= HexPosition.MaxEndPosition)
{
return(false);
}
if (state.EndPosition < state.StartPosition)
{
return(false);
}
if (state.OffsetBitSize < HexBufferLineFormatterOptions.MinOffsetBitSize || state.OffsetBitSize > HexBufferLineFormatterOptions.MaxOffsetBitSize)
{
return(false);
}
if (state.HexValuesDisplayFormat < HexBufferLineFormatterOptions.HexValuesDisplayFormat_First || state.HexValuesDisplayFormat > HexBufferLineFormatterOptions.HexValuesDisplayFormat_Last)
{
return(false);
}
if (state.BytesPerLine < HexBufferLineFormatterOptions.MinBytesPerLine || state.BytesPerLine > HexBufferLineFormatterOptions.MaxBytesPerLine)
{
return(false);
}
if (state.ValuesPosition >= HexPosition.MaxEndPosition)
{
return(false);
}
if (state.AsciiPosition >= HexPosition.MaxEndPosition)
{
return(false);
}
if (state.TopLinePosition >= HexPosition.MaxEndPosition)
{
return(false);
}
if (state.ValuesPosition < state.StartPosition || state.ValuesPosition > state.EndPosition)
{
return(false);
}
if (state.AsciiPosition < state.StartPosition || state.AsciiPosition > state.EndPosition)
{
return(false);
}
if (state.ValuesCellPosition < 0 || state.ValuesCellPosition > 1000)
{
return(false);
}
if (state.TopLinePosition < state.StartPosition || state.TopLinePosition > state.EndPosition)
{
return(false);
}
if (double.IsNaN(state.ViewportLeft) || state.ViewportLeft < 0 || state.ViewportLeft > 100000)
{
return(false);
}
if (double.IsNaN(state.TopLineVerticalDistance) || Math.Abs(state.TopLineVerticalDistance) > 10000)
{
return(false);
}
return(true);
}
void VisualElement_Loaded(object sender, RoutedEventArgs e) {
HexView.VisualElement.Loaded -= VisualElement_Loaded;
if (cachedHexViewUIState == null)
return;
InitializeState(cachedHexViewUIState);
cachedHexViewUIState = null;
}
bool IsValid(HexViewUIState state) {
if (state.ActiveColumn != HexColumnType.Values && state.ActiveColumn != HexColumnType.Ascii)
return false;
if (state.StartPosition >= HexPosition.MaxEndPosition)
return false;
if (state.EndPosition > HexPosition.MaxEndPosition)
return false;
if (state.BasePosition >= HexPosition.MaxEndPosition)
return false;
if (state.EndPosition < state.StartPosition)
return false;
if (state.OffsetBitSize < HexBufferLineFormatterOptions.MinOffsetBitSize || state.OffsetBitSize > HexBufferLineFormatterOptions.MaxOffsetBitSize)
return false;
if (state.HexValuesDisplayFormat < HexBufferLineFormatterOptions.HexValuesDisplayFormat_First || state.HexValuesDisplayFormat > HexBufferLineFormatterOptions.HexValuesDisplayFormat_Last)
return false;
if (state.BytesPerLine < HexBufferLineFormatterOptions.MinBytesPerLine || state.BytesPerLine > HexBufferLineFormatterOptions.MaxBytesPerLine)
return false;
if (state.ValuesPosition >= HexPosition.MaxEndPosition)
return false;
if (state.AsciiPosition >= HexPosition.MaxEndPosition)
return false;
if (state.TopLinePosition >= HexPosition.MaxEndPosition)
return false;
if (state.ValuesPosition < state.StartPosition || state.ValuesPosition > state.EndPosition)
return false;
if (state.AsciiPosition < state.StartPosition || state.AsciiPosition > state.EndPosition)
return false;
if (state.ValuesCellPosition < 0 || state.ValuesCellPosition > 1000)
return false;
if (state.TopLinePosition < state.StartPosition || state.TopLinePosition > state.EndPosition)
return false;
if (double.IsNaN(state.ViewportLeft) || state.ViewportLeft < 0 || state.ViewportLeft > 100000)
return false;
if (double.IsNaN(state.TopLineVerticalDistance) || Math.Abs(state.TopLineVerticalDistance) > 10000)
return false;
return true;
}
void InitializeState(HexViewUIState state) {
if (IsValid(state)) {
HexView.Options.SetOptionValue(DefaultHexViewOptions.ShowOffsetColumnId, state.ShowOffsetColumn);
HexView.Options.SetOptionValue(DefaultHexViewOptions.ShowValuesColumnId, state.ShowValuesColumn);
HexView.Options.SetOptionValue(DefaultHexViewOptions.ShowAsciiColumnId, state.ShowAsciiColumn);
HexView.Options.SetOptionValue(DefaultHexViewOptions.StartPositionId, state.StartPosition);
HexView.Options.SetOptionValue(DefaultHexViewOptions.EndPositionId, state.EndPosition);
HexView.Options.SetOptionValue(DefaultHexViewOptions.BasePositionId, state.BasePosition);
HexView.Options.SetOptionValue(DefaultHexViewOptions.UseRelativePositionsId, state.UseRelativePositions);
HexView.Options.SetOptionValue(DefaultHexViewOptions.OffsetBitSizeId, state.OffsetBitSize);
HexView.Options.SetOptionValue(DefaultHexViewOptions.HexValuesDisplayFormatId, state.HexValuesDisplayFormat);
HexView.Options.SetOptionValue(DefaultHexViewOptions.BytesPerLineId, state.BytesPerLine);
HexView.ViewportLeft = state.ViewportLeft;
HexView.DisplayHexLineContainingBufferPosition(new HexBufferPoint(HexView.Buffer, state.TopLinePosition), state.TopLineVerticalDistance, VSTE.ViewRelativePosition.Top, null, null, DisplayHexLineOptions.CanRecreateBufferLines);
var valuesPos = new HexCellPosition(HexColumnType.Values, new HexBufferPoint(HexView.Buffer, state.ValuesPosition), state.ValuesCellPosition);
var asciiPos = new HexCellPosition(HexColumnType.Ascii, new HexBufferPoint(HexView.Buffer, state.AsciiPosition), 0);
var newPos = new HexColumnPosition(state.ActiveColumn, valuesPos, asciiPos);
// BufferLines could've been recreated, re-verify the new position
if (HexView.BufferLines.IsValidPosition(newPos.ValuePosition.BufferPosition) && HexView.BufferLines.IsValidPosition(newPos.AsciiPosition.BufferPosition))
HexView.Caret.MoveTo(newPos);
}
else
HexView.Caret.MoveTo(HexView.BufferLines.BufferStart);
HexView.Selection.Clear();
}
public override object CreateUIState() {
if (cachedHexViewUIState != null)
return cachedHexViewUIState;
var state = new HexViewUIState(HexView);
state.ShowOffsetColumn = HexView.Options.ShowOffsetColumn();
state.ShowValuesColumn = HexView.Options.ShowValuesColumn();
state.ShowAsciiColumn = HexView.Options.ShowAsciiColumn();
state.StartPosition = HexView.Options.GetStartPosition();
state.EndPosition = HexView.Options.GetEndPosition();
state.BasePosition = HexView.Options.GetBasePosition();
state.UseRelativePositions = HexView.Options.UseRelativePositions();
state.OffsetBitSize = HexView.Options.GetOffsetBitSize();
state.HexValuesDisplayFormat = HexView.Options.GetValuesDisplayFormat();
state.BytesPerLine = HexView.Options.GetBytesPerLine();
return state;
}
