private void ButtonClick(object sender, EventArgs e)
{
try
{
Button b = (Button)sender;
switch (b.Name)
{
case "buttonPrevious":
PreviousFrame();
break;
case "buttonNext":
NextFrame();
break;
default:
CleverMessageBox.Show(b.Name, this);
break;
}
}
catch (Exception ex)
{
HandleException(ex);
}
}
private void ToolStripMenuItemClick(object sender, EventArgs e)
{
try
{
ToolStripMenuItem item = (ToolStripMenuItem)sender;
switch (item.Name)
{
case "loadGIFFileToolStripMenuItem":
DoLoadGif();
break;
case "extractFramesToBitmapsToolStripMenuItem":
DoExtractFrames();
break;
case "createDebugXMLToolStripMenuItem":
// Do nothing - we check the state of this menu item
// as part of the decode process.
break;
case "aboutToolStripMenuItem":
AboutForm.Show();
break;
default:
CleverMessageBox.Show(item.Name, this);
break;
}
}
catch (Exception ex)
{
HandleException(ex);
}
}
/// <summary>
/// Allows the user to add a colour to the palette, using a
/// <see cref="System.Windows.Forms.ColorDialog"/>.
/// </summary>
private void AddColour()
{
if (_palette.Count >= 256)
{
CleverMessageBox.Show("Colour table is full",
"Error",
MessageBoxButtons.OK,
MessageBoxIcon.Exclamation,
this);
return;
}
ColorDialog CD = new ColorDialog();
CD.FullOpen = true;
DialogResult result = CD.ShowDialog();
if (result.Equals(DialogResult.OK))
{
Color n = CD.Color;
_palette.Add(n);
_isDirty = true;
UpdateUI();
}
}
private void FormClosingHandler(object sender, FormClosingEventArgs e)
{
if (_allowToClose == false)
{
string message = "The process is still running - "
+ "are you sure you want to close this window?";
string caption = "Close window?";
DialogResult result =
CleverMessageBox.Show(message,
caption,
MessageBoxButtons.YesNo,
MessageBoxIcon.Warning,
this);
if (result == DialogResult.No)
{
// don't close the window
e.Cancel = true;
}
else
{
// Close the window and abort any processes associated with
// it.
_isClosing = true;
StopTheClock();
_backgroundThread.Abort();
}
}
}
private DialogResult CheckSaveChangedPalette()
{
if (_isDirty)
{
// TESTME: CheckSaveChangedPalette method - _isDirty = true
string message = "Palette was changed, do you want to save it first ?";
string caption = "Save first ?";
DialogResult result
= CleverMessageBox.Show(message,
caption,
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
this);
return(result);
}
return(DialogResult.OK);
}
/// <summary>
/// Call this method from the event handler. Starts the ExtractFrames
/// method off on a background thread.
/// </summary>
void DoExtractFrames()
{
if (_decoder == null)
{
CleverMessageBox.Show("You haven't loaded a GIF file yet!",
this);
return;
}
folderBrowserDialog1.SelectedPath
= Path.GetDirectoryName(openFileDialog1.FileName);
DialogResult result = folderBrowserDialog1.ShowDialog();
if (result == DialogResult.OK)
{
_extractPath = folderBrowserDialog1.SelectedPath;
ExtractFrames();
}
}
private void DoEncode()
{
if (_encoder.Frames.Count < 1)
{
CleverMessageBox.Show("This animation has no frames!",
"Error",
MessageBoxButtons.OK,
MessageBoxIcon.Warning,
this);
return;
}
DialogResult result = saveFileDialog1.ShowDialog();
if (result == DialogResult.OK)
{
_saveFileName = saveFileDialog1.FileName;
StartBackgroundProcess(_encoder, Encode, "Encoding...");
}
}
void ToolStripMenuItemClick(object sender, EventArgs e)
{
try
{
ToolStripMenuItem tsmi = (ToolStripMenuItem)sender;
switch (tsmi.Name)
{
case "encodeGIFFileToolStripMenuItem":
DoEncode();
break;
case "addFrameBeforeCurrentToolStripMenuItem":
AddFrames(true);
break;
case "addFrameAfterCurrentToolStripMenuItem":
AddFrames(false);
break;
case "removeCurrentFrameToolStripMenuItem":
RemoveFrame();
break;
case "reorderFramesToolStripMenuItem":
ReorderFrames();
break;
case "aboutToolStripMenuItem":
AboutForm.Show();
break;
default:
CleverMessageBox.Show(tsmi.Name, this);
break;
}
}
catch (Exception ex)
{
HandleException(ex);
}
}
/// <summary>
/// Saves the current palette to an Adobe Colour Table file using the
/// filename it was loaded from.
/// If it doesn't have a filename yet, the user is prompted to set one
/// using a SaveFileDialog.
/// </summary>
private void Save()
{
if (string.IsNullOrEmpty(_fileName))
{
SavePaletteAs();
return;
}
else
{
_palette.WriteToFile(_fileName);
}
string basename = System.IO.Path.GetFileName(_fileName);
string message = "File " + basename + " saved";
CleverMessageBox.Show(message,
"Saved",
MessageBoxButtons.OK,
MessageBoxIcon.Exclamation,
this);
_isDirty = false;
}
