private void OpenToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
if (MainPanel.PalSource != null)
{
switch (MyMessageBox.Show(Language.DICT["MainTitle"], Language.DICT["MsgInfoHintForSave"], MyMessageBoxButtons.YesNoCancel))
{
case DialogResult.Yes:
SaveToolStripMenuItem_Click(null, new EventArgs());
break;
case DialogResult.No:
break;
default:
return;
}
}
OpenFileDialog openFileDialog = new OpenFileDialog
{
Filter = "Palette File|*.pal|All Files|*.*",
InitialDirectory = Application.StartupPath,
Title = Language.DICT["MainTitle"],
DefaultExt = "pal",
CheckPathExists = true
};
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
if (SavePath.EndsWith(".ini"))
{
//TODO
}
else
{
SavePath = openFileDialog.FileName;
IsSaved = true;
Undos.Clear();
Redos.Clear();
MainPanel.Selections.Clear();
MainPanel.PalSource = new PalFile(SavePath);
MainPanel.Refresh();
MainPanel_SelectedIndexChanged(null, new EventArgs());
MainPanel_BackColorChanged(null, new EventArgs());
UpdateTitle(Language.DICT["MainTitleEmptyName"]);
CurrentStatusLabel.Text = Language.DICT["StslblOpenSucceed"];
}
}
}
catch (Exception ex)
{
SavePath = "";
IsSaved = false;
MainPanel.Close();
CurrentStatusLabel.Text = Language.DICT["StslblOpenFailed"];
UpdateTitle(Language.DICT["MainTitleEmptyName"]);
MyMessageBox.Show(Language.DICT["MainTitle"], Language.DICT["MsgFatalOpen"] + ex.Message);
}
}
/// <inheritdoc/>
public void Clear()
{
Undos.Clear();
Redos.Clear();
_canUndo.OnNext(false);
_canRedo.OnNext(false);
_canClear.OnNext(false);
}
/// <inheritdoc/>
public void Dispose()
{
Undos.Clear();
Redos.Clear();
_canUndo.Dispose();
_canRedo.Dispose();
_canClear.Dispose();
}
private void CloseToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
MainPanel.Close();
IsSaved = false;
SavePath = "";
UpdateTitle(Language.DICT["MainTitleEmptyName"]);
Undos.Clear();
Redos.Clear();
CurrentStatusLabel.Text = Language.DICT["StslblCloseSucceed"];
}
catch (Exception ex)
{
MyMessageBox.Show(Language.DICT["MainText"], Language.DICT["MsgFatalClose"] + ex.Message);
CurrentStatusLabel.Text = Language.DICT["StslblCloseFailed"];
}
}
/// <inheritdoc/>
public bool Undo()
{
if (Undos.Count > 0)
{
IsPaused = true;
var state = Undos.Pop();
if (Undos.Count == 0)
{
_canUndo.OnNext(false);
}
state.Undo.Invoke();
Redos.Push(state);
_canRedo.OnNext(true);
_canClear.OnNext(true);
IsPaused = false;
return(true);
}
return(false);
}
private void RedoToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
if (Redos.Count > 0)
{
MakeUndo();
Misc.DeepCopy(Redos.Last(), MainPanel.PalSource.Data);
Redos.RemoveAt(Redos.Count - 1);
MainPanel.Refresh();
CurrentStatusLabel.Text = Language.DICT["StslblRedoSucceed"];
}
}
catch (Exception ex)
{
MyMessageBox.Show(Language.DICT["MainTitle"], Language.DICT["MsgFatalRedo"] + ex.Message);
CurrentStatusLabel.Text = Language.DICT["StslblRedoFailed"];
}
}
/// <inheritdoc/>
public void Snapshot(Action undo, Action redo)
{
if (undo == null)
{
throw new ArgumentNullException(nameof(undo));
}
if (redo == null)
{
throw new ArgumentNullException(nameof(redo));
}
if (Redos.Count > 0)
{
Redos.Clear();
_canRedo.OnNext(false);
}
Undos.Push(new State(undo, redo));
_canUndo.OnNext(true);
_canClear.OnNext(true);
}
