/// <summary>
/// Called when the mouse tool settings entry for this tool has changed.
/// </summary>
/// <remarks>
/// The default implementation reloads all mouse button and shortcut assignments from the setting.
/// Override this method to provide custom behaviour for attempting to change assignments on a live tool.
/// </remarks>
protected virtual void OnMouseToolSettingsChanged(MouseToolSettingsProfile.Setting setting)
{
if (setting == null || setting.IsEmpty)
{
return;
}
this.MouseButton = setting.MouseButton.GetValueOrDefault(this.MouseButton);
var oldDefaultMouseButtonShortcut = this.DefaultMouseButtonShortcut ?? new MouseButtonShortcut(XMouseButtons.None, ModifierFlags.None);
var defaultMouseButton = setting.DefaultMouseButton.GetValueOrDefault(oldDefaultMouseButtonShortcut.MouseButton);
if (defaultMouseButton == XMouseButtons.None && this.DefaultMouseButtonShortcut != null)
{
this.DefaultMouseButtonShortcut = null;
}
else if (defaultMouseButton != XMouseButtons.None)
{
var defaultMouseButtonModifiers = setting.DefaultMouseButtonModifiers.GetValueOrDefault(oldDefaultMouseButtonShortcut.Modifiers.ModifierFlags);
if (oldDefaultMouseButtonShortcut.MouseButton != defaultMouseButton || oldDefaultMouseButtonShortcut.Modifiers.ModifierFlags != defaultMouseButtonModifiers)
{
this.DefaultMouseButtonShortcut = new MouseButtonShortcut(defaultMouseButton, defaultMouseButtonModifiers);
}
}
//We DO change the initially active property of the tool because
//it essentially identifies the default mouse tool for each mouse button.
if (setting.InitiallyActive.HasValue)
{
InitiallyActive = setting.InitiallyActive.Value;
}
}
private static void InitializeModifiedMouseToolButton(MouseImageViewerTool mouseTool)
{
MouseButtonShortcut defaultMouseButtonShortcut = null;
// check for hardcoded assembly default settings
object[] defaultButtonAssignments = mouseTool.GetType().GetCustomAttributes(typeof(DefaultMouseToolButtonAttribute), true);
if (defaultButtonAssignments != null && defaultButtonAssignments.Length > 0)
{
DefaultMouseToolButtonAttribute attribute = (DefaultMouseToolButtonAttribute)defaultButtonAssignments[0];
defaultMouseButtonShortcut = attribute.Shortcut;
}
// check settings profile for an override specific to this tool
Type mouseToolType = mouseTool.GetType();
if (MouseToolSettingsProfile.Current.HasEntry(mouseToolType))
{
MouseToolSettingsProfile.Setting value = MouseToolSettingsProfile.Current[mouseToolType];
if (value.DefaultMouseButton.HasValue)
{
defaultMouseButtonShortcut = null;
if (value.DefaultMouseButton.Value != XMouseButtons.None)
{
defaultMouseButtonShortcut = new MouseButtonShortcut(value.DefaultMouseButton.Value, value.DefaultMouseButtonModifiers.GetValueOrDefault(ModifierFlags.None));
}
}
}
// apply the selected value to the tool (don't write back to the profile! - that's not for us to decide)
try
{
mouseTool.DefaultMouseButtonShortcut = defaultMouseButtonShortcut;
}
catch (Exception e)
{
// JY: what exactly are we catching here?
Platform.Log(LogLevel.Warn, e);
}
MouseToolSettingsProfile.Current[mouseToolType].DefaultMouseButton = defaultMouseButtonShortcut != null ? defaultMouseButtonShortcut.MouseButton : XMouseButtons.None;
MouseToolSettingsProfile.Current[mouseToolType].DefaultMouseButtonModifiers = defaultMouseButtonShortcut != null ? defaultMouseButtonShortcut.Modifiers.ModifierFlags : ModifierFlags.None;
}
private static void InitializeMouseToolButton(MouseImageViewerTool mouseTool)
{
XMouseButtons mouseButton = XMouseButtons.Left;
// check for hardcoded assembly default settings
object[] buttonAssignment = mouseTool.GetType().GetCustomAttributes(typeof(MouseToolButtonAttribute), true);
if (buttonAssignment != null && buttonAssignment.Length > 0)
{
MouseToolButtonAttribute attribute = (MouseToolButtonAttribute)buttonAssignment[0];
if (attribute.MouseButton == XMouseButtons.None)
{
Platform.Log(LogLevel.Warn, String.Format(SR.FormatMouseToolInvalidAssignment, mouseTool.GetType().FullName));
}
mouseButton = attribute.MouseButton;
mouseTool.InitiallyActive = attribute.InitiallyActive;
}
// check settings profile for an override specific to this tool
Type mouseToolType = mouseTool.GetType();
if (MouseToolSettingsProfile.Current.HasEntry(mouseToolType))
{
MouseToolSettingsProfile.Setting value = MouseToolSettingsProfile.Current[mouseToolType];
mouseButton = value.MouseButton.GetValueOrDefault(mouseButton);
if (value.InitiallyActive.HasValue)
{
mouseTool.InitiallyActive = value.InitiallyActive.Value;
}
}
mouseTool.MouseButton = mouseButton;
mouseTool.Active = mouseTool.InitiallyActive;
MouseToolSettingsProfile.Current[mouseToolType].MouseButton = mouseButton;
MouseToolSettingsProfile.Current[mouseToolType].InitiallyActive = mouseTool.InitiallyActive;
}