///<summary>
/// Executes action on left left rich-textbox
///</summary>
///<param name="action"> <see cref="ViewActions" /> </param>
///<returns> <code>true</code> if view active, <code>false</code> otherwise </returns>
public static bool ExecuteActionOnView(ViewActions action)
{
if (_this != null)
{
switch (action)
{
case ViewActions.NextSong:
_this.MoveNext_Handler(_this, EventArgs.Empty);
break;
case ViewActions.PreviewsSong:
_this.MovePrevious_Handler(_this, EventArgs.Empty);
break;
case ViewActions.ScrollUp:
_this._richTextBox1.ScrollUp();
break;
case ViewActions.ScrollDown:
_this._richTextBox1.ScrollDown();
break;
case ViewActions.ScrollPageUp:
_this._richTextBox1.ScrollPageUp();
break;
case ViewActions.ScrollPageDown:
_this._richTextBox1.ScrollPageDown();
break;
case ViewActions.ScrollToTop:
_this._richTextBox1.ScrollToTop();
break;
case ViewActions.ScrollToEnd:
_this._richTextBox1.ScrollToBottom();
break;
default:
break;
}
return true;
}
return false;
}
private void ZoomToWindow_Activated(object sender, EventArgs e)
{
// The image is small enough to fit in the window
if (PintaCore.Workspace.ImageFitsInWindow)
{
PintaCore.Actions.View.ActualSize.Activate();
}
else
{
int image_x = PintaCore.Workspace.ImageSize.Width;
int image_y = PintaCore.Workspace.ImageSize.Height;
var canvas_window = PintaCore.Workspace.ActiveWorkspace.Canvas.Parent;
var window_x = canvas_window.Allocation.Width;
var window_y = canvas_window.Allocation.Height;
double ratio;
// The image is more constrained by width than height
if ((double)image_x / (double)window_x >= (double)image_y / (double)window_y)
{
ratio = (double)(window_x - 20) / (double)image_x;
}
else
{
ratio = (double)(window_y - 20) / (double)image_y;
}
PintaCore.Workspace.Scale = ratio;
PintaCore.Actions.View.SuspendZoomUpdate();
(PintaCore.Actions.View.ZoomComboBox.ComboBox as ComboBoxEntry).Entry.Text = ViewActions.ToPercent(PintaCore.Workspace.Scale);
PintaCore.Actions.View.ResumeZoomUpdate();
}
PintaCore.Actions.View.ZoomToWindowActivated = true;
}
private void ActiveDocumentChanged(object sender, EventArgs e)
{
if (PintaCore.Workspace.HasOpenDocuments)
{
PintaCore.Actions.View.SuspendZoomUpdate();
(PintaCore.Actions.View.ZoomComboBox.ComboBox as Gtk.ComboBoxEntry).Entry.Text = ViewActions.ToPercent(PintaCore.Workspace.Scale);
PintaCore.Actions.View.ResumeZoomUpdate();
var doc = PintaCore.Workspace.ActiveDocument;
var tab = FindTabWithCanvas((PintaCanvas)doc.Workspace.Canvas);
if (tab != null)
{
// We need to suppress because ActivateTab changes both the notebook
// and the tab, and we handle both events, so when it fires the notebook
// changed event, the tab has not been changed yet.
suppress_active_notebook_change = true;
dock_container.ActivateTab(tab);
suppress_active_notebook_change = false;
}
doc.Workspace.Canvas.GrabFocus();
}
}
private void ActiveDocumentChanged(object sender, EventArgs e)
{
if (PintaCore.Workspace.HasOpenDocuments)
{
PintaCore.Actions.View.SuspendZoomUpdate();
(PintaCore.Actions.View.ZoomComboBox.ComboBox as Gtk.ComboBoxEntry).Entry.Text = ViewActions.ToPercent(PintaCore.Workspace.Scale);
PintaCore.Actions.View.ResumeZoomUpdate();
PintaCore.Workspace.OnCanvasSizeChanged();
}
PintaCore.Workspace.Invalidate();
}