/// <summary>
/// Paints the Ribbon on the specified device
/// </summary>
/// <param name="g">Device where to paint on</param>
/// <param name="clip">Clip rectangle</param>
private void PaintOn(Graphics g, Rectangle clip)
{
if (WinApi.IsWindows && Environment.OSVersion.Platform == PlatformID.Win32NT)
{
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
}
//Caption Background
Renderer.OnRenderRibbonBackground(new RibbonRenderEventArgs(this, g, clip));
//Caption Bar
Renderer.OnRenderRibbonCaptionBar(new RibbonRenderEventArgs(this, g, clip));
//Caption Buttons
if (CaptionButtonsVisible)
{
MinimizeButton.OnPaint(this, new RibbonElementPaintEventArgs(clip, g, RibbonElementSizeMode.Medium));
MaximizeRestoreButton.OnPaint(this, new RibbonElementPaintEventArgs(clip, g, RibbonElementSizeMode.Medium));
CloseButton.OnPaint(this, new RibbonElementPaintEventArgs(clip, g, RibbonElementSizeMode.Medium));
}
//Orb
Renderer.OnRenderRibbonOrb(new RibbonRenderEventArgs(this, g, clip));
//QuickAcess toolbar
QuickAcessToolbar.OnPaint(this, new RibbonElementPaintEventArgs(clip, g, RibbonElementSizeMode.Compact));
//Render Tabs
foreach (RibbonTab tab in Tabs)
{
tab.OnPaint(this, new RibbonElementPaintEventArgs(tab.TabBounds, g, RibbonElementSizeMode.None, this));
}
}
/// <summary>
/// Overriden. Raises the Paint event and draws all the Ribbon content
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.PaintEventArgs"></see> that contains the event data.</param>
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
{
if (_updatingSuspended)
{
return;
}
if (Size != _lastSizeMeasured)
{
UpdateRegions(e.Graphics);
}
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
Renderer.OnRenderRibbonBackground(new RibbonRenderEventArgs(this, e.Graphics, e.ClipRectangle));
//Caption Bar
if (QuickAccessVisible)
{
Renderer.OnRenderRibbonCaptionBar(new RibbonRenderEventArgs(this, e.Graphics, e.ClipRectangle));
}
//Orb
Renderer.OnRenderRibbonOrb(new RibbonRenderEventArgs(this, e.Graphics, e.ClipRectangle));
//QuickAcess toolbar
if (QuickAccessVisible)
{
QuickAcessToolbar.OnPaint(this, new RibbonElementPaintEventArgs(e.ClipRectangle, e.Graphics, RibbonElementSizeMode.Compact));
}
//Render Tabs
foreach (RibbonTab tab in Tabs)
{
tab.OnPaint(this, new RibbonElementPaintEventArgs(tab.TabBounds, e.Graphics, RibbonElementSizeMode.None));
}
}
/// <summary>
/// Updates the regions of the tabs and the tab content bounds of the active tab
/// </summary>
internal void UpdateRegions(Graphics g)
{
bool graphicsCreated = false;
if (IsDisposed || _updatingSuspended)
{
return;
}
///Graphics for measurement
if (g == null)
{
g = CreateGraphics();
graphicsCreated = true;
}
///X coordinate reminder
int curLeft = TabsMargin.Left + OrbBounds.Width;
///Saves the width of the larger tab
int maxWidth = 0;
///Saves the bottom of the tabs
int tabsBottom = 0;
#region Assign default tab bounds (best case)
foreach (RibbonTab tab in Tabs)
{
Size tabSize = tab.MeasureSize(this, new RibbonElementMeasureSizeEventArgs(g, RibbonElementSizeMode.None));
Rectangle bounds = new Rectangle(curLeft, TabsMargin.Top,
TabsPadding.Left + tabSize.Width + TabsPadding.Right,
TabsPadding.Top + tabSize.Height + TabsPadding.Bottom);
tab.SetTabBounds(bounds);
curLeft = bounds.Right + TabSpacing;
maxWidth = Math.Max(bounds.Width, maxWidth);
tabsBottom = Math.Max(bounds.Bottom, tabsBottom);
tab.SetTabContentBounds(Rectangle.FromLTRB(
TabContentMargin.Left, tabsBottom + TabContentMargin.Top,
ClientSize.Width - 1 - TabContentMargin.Right, ClientSize.Height - 1 - TabContentMargin.Bottom));
if (tab.Active)
{
tab.UpdatePanelsRegions();
}
}
#endregion
#region Reduce bounds of tabs if needed
while (curLeft > ClientRectangle.Right && maxWidth > 0)
{
curLeft = TabsMargin.Left + OrbBounds.Width;
maxWidth--;
foreach (RibbonTab tab in Tabs)
{
if (tab.TabBounds.Width >= maxWidth)
{
tab.SetTabBounds(new Rectangle(curLeft, TabsMargin.Top,
maxWidth, tab.TabBounds.Height));
}
else
{
tab.SetTabBounds(new Rectangle(
new Point(curLeft, TabsMargin.Top),
tab.TabBounds.Size));
}
curLeft = tab.TabBounds.Right + TabSpacing;
}
}
#endregion
#region Update QuickAccess bounds
QuickAcessToolbar.MeasureSize(this, new RibbonElementMeasureSizeEventArgs(g, RibbonElementSizeMode.Compact));
QuickAcessToolbar.SetBounds(new Rectangle(new Point(OrbBounds.Right + QuickAcessToolbar.Margin.Left, OrbBounds.Top - 2), QuickAcessToolbar.LastMeasuredSize));
#endregion
if (graphicsCreated)
{
g.Dispose();
}
_lastSizeMeasured = Size;
}
