public void SelectDocumentWorkspace(DocumentWorkspace selectMe)
{
UI.SuspendControlPainting(this);
this.selectedDocument = selectMe;
if (this.thumbs.ContainsKey(selectMe))
{
RenderArgs thumb = this.thumbs[selectMe];
Bitmap bitmap = thumb.Bitmap;
}
else
{
QueueThumbnailUpdate(selectMe);
}
foreach (ImageStrip.Item docItem in this.documentButtons)
{
if ((docItem.Tag as DocumentWorkspace) == selectMe)
{
EnsureItemFullyVisible(docItem);
docItem.Checked = true;
}
else
{
docItem.Checked = false;
}
}
UI.ResumeControlPainting(this);
Invalidate(true);
}
/// <summary>
/// This method is called many times per second, called by the DocumentWorkspace.
/// </summary>
protected virtual void OnPulse()
{
if (this.panTracking && this.lastButton == MouseButtons.Right)
{
Point position = this.lastMouseXY;
RectangleF visibleRect = DocumentWorkspace.VisibleDocumentRectangleF;
PointF visibleCenterPt = Utility.GetRectangleCenter(visibleRect);
PointF delta = new PointF(position.X - visibleCenterPt.X, position.Y - visibleCenterPt.Y);
PointF newScroll = DocumentWorkspace.DocumentScrollPositionF;
this.trackingNub.Visible = true;
if (delta.X != 0 || delta.Y != 0)
{
newScroll.X += delta.X;
newScroll.Y += delta.Y;
++this.ignoreMouseMove; // setting DocumentScrollPosition incurs a MouseMove event. ignore it prevents 'jittering' at non-integral zoom levels (like, say, 743%)
UI.SuspendControlPainting(DocumentWorkspace);
DocumentWorkspace.DocumentScrollPositionF = newScroll;
this.trackingNub.Visible = true;
this.trackingNub.Location = Utility.GetRectangleCenter(DocumentWorkspace.VisibleDocumentRectangleF);
UI.ResumeControlPainting(DocumentWorkspace);
DocumentWorkspace.Invalidate(true);
Update();
}
}
}
public void ClearItems()
{
SuspendLayout();
UI.SuspendControlPainting(this);
while (this.items.Count > 0)
{
RemoveItem(this.items[this.items.Count - 1]);
}
UI.ResumeControlPainting(this);
ResumeLayout(true);
Invalidate();
}
private void MouseStatesToItemStates()
{
UI.SuspendControlPainting(this);
for (int i = 0; i < this.items.Count; ++i)
{
this.items[i].CheckRenderState = UI.ButtonState.Normal;
this.items[i].CloseRenderState = UI.ButtonState.Normal;
this.items[i].ImageRenderState = UI.ButtonState.Normal;
this.items[i].Selected = false;
}
if (this.mouseDownApplyRendering)
{
if (this.mouseDownIndex < 0 || this.mouseDownIndex >= this.items.Count)
{
this.mouseDownApplyRendering = false;
}
else
{
this.items[this.mouseDownIndex].SetPartRenderState(this.mouseDownItemPart, UI.ButtonState.Pressed);
this.items[this.mouseDownIndex].Selected = true;
}
}
else if (this.mouseOverApplyRendering)
{
if (this.mouseOverIndex < 0 || this.mouseOverIndex >= this.items.Count)
{
this.mouseOverApplyRendering = false;
}
else
{
this.items[this.mouseOverIndex].SetPartRenderState(this.mouseOverItemPart, UI.ButtonState.Hot);
this.items[this.mouseOverIndex].Selected = true;
}
}
UI.ResumeControlPainting(this);
Invalidate();
}
protected override void OnLayout(LayoutEventArgs e)
{
bool plentyWidthBefore =
(this.MainMenu.Width >= this.MainMenu.PreferredSize.Width) &&
(this.CommonActionsStrip.Width >= this.CommonActionsStrip.PreferredSize.Width) &&
(this.ViewConfigStrip.Width >= this.ViewConfigStrip.PreferredSize.Width) &&
(this.ToolChooserStrip.Width >= this.ToolChooserStrip.PreferredSize.Width) &&
(this.ToolConfigStrip.Width >= this.ToolConfigStrip.PreferredSize.Width);
if (!plentyWidthBefore)
{
UI.SuspendControlPainting(this);
}
else
{
// if we don't do this then we get some terrible flickering of the right scroll arrow
UI.SuspendControlPainting(this.documentStrip);
}
this.MainMenu.Location = new Point(0, 0);
this.MainMenu.Height = this.MainMenu.PreferredSize.Height;
this.ToolStripContainer.Location = new Point(0, this.MainMenu.Bottom);
this.ToolStripContainer.RowMargin = new Padding(0);
this.MainMenu.Padding = new Padding(0, this.MainMenu.Padding.Top, 0, this.MainMenu.Padding.Bottom);
this.CommonActionsStrip.Width = this.CommonActionsStrip.PreferredSize.Width;
this.ViewConfigStrip.Width = this.ViewConfigStrip.PreferredSize.Width;
this.ToolChooserStrip.Width = this.ToolChooserStrip.PreferredSize.Width;
this.ToolConfigStrip.Width = this.ToolConfigStrip.PreferredSize.Width;
if (!this.computedMaxRowHeight)
{
ToolBarConfigItems oldTbci = this.ToolConfigStrip.ToolBarConfigItems;
this.ToolConfigStrip.ToolBarConfigItems = ToolBarConfigItems.All;
this.ToolConfigStrip.PerformLayout();
this.maxRowHeight =
Math.Max(this.CommonActionsStrip.PreferredSize.Height,
Math.Max(this.ViewConfigStrip.PreferredSize.Height,
Math.Max(this.ToolChooserStrip.PreferredSize.Height, this.ToolConfigStrip.PreferredSize.Height)));
this.ToolConfigStrip.ToolBarConfigItems = oldTbci;
this.ToolConfigStrip.PerformLayout();
this.computedMaxRowHeight = true;
}
this.CommonActionsStrip.Height = this.maxRowHeight;
this.ViewConfigStrip.Height = this.maxRowHeight;
this.ToolChooserStrip.Height = this.maxRowHeight;
this.ToolConfigStrip.Height = this.maxRowHeight;
this.CommonActionsStrip.Location = new Point(0, 0);
this.ViewConfigStrip.Location = new Point(this.CommonActionsStrip.Right, this.CommonActionsStrip.Top);
this.ToolChooserStrip.Location = new Point(0, this.ViewConfigStrip.Bottom);
this.ToolConfigStrip.Location = new Point(this.ToolChooserStrip.Right, this.ToolChooserStrip.Top);
this.ToolStripContainer.Height =
Math.Max(this.CommonActionsStrip.Bottom,
Math.Max(this.ViewConfigStrip.Bottom,
Math.Max(this.ToolChooserStrip.Bottom,
this.ToolConfigStrip.Visible ? this.ToolConfigStrip.Bottom : this.ToolChooserStrip.Bottom)));
// Compute how wide the toolStripContainer would like to be
int widthRow1 =
this.CommonActionsStrip.Left + this.CommonActionsStrip.PreferredSize.Width + this.CommonActionsStrip.Margin.Horizontal +
this.ViewConfigStrip.PreferredSize.Width + this.ViewConfigStrip.Margin.Horizontal;
int widthRow2 =
this.ToolChooserStrip.Left + this.ToolChooserStrip.PreferredSize.Width + this.ToolChooserStrip.Margin.Horizontal +
this.ToolConfigStrip.PreferredSize.Width + this.ToolConfigStrip.Margin.Horizontal;
int preferredMinTscWidth = Math.Max(widthRow1, widthRow2);
// Throw in the documentListButton if necessary
bool showDlb = this.documentStrip.DocumentCount > 0;
this.documentListButton.Visible = showDlb;
this.documentListButton.Enabled = showDlb;
if (showDlb)
{
int documentListButtonWidth = UI.ScaleWidth(15);
this.documentListButton.Width = documentListButtonWidth;
}
else
{
this.documentListButton.Width = 0;
}
// Figure out the DocumentStrip's size -- we actually make two passes at setting its Width
// so that we can toss in the documentListButton if necessary
if (this.documentStrip.DocumentCount == 0)
{
this.documentStrip.Width = 0;
}
else
{
this.documentStrip.Width = Math.Max(
this.documentStrip.PreferredMinClientWidth,
Math.Min(this.documentStrip.PreferredSize.Width,
ClientSize.Width - preferredMinTscWidth - this.documentListButton.Width));
}
this.documentStrip.Location = new Point(ClientSize.Width - this.documentStrip.Width, 0);
this.documentListButton.Location = new Point(this.documentStrip.Left - this.documentListButton.Width, 0);
this.imageListMenu.Location = new Point(this.documentListButton.Left, this.documentListButton.Bottom - 1);
this.imageListMenu.Width = this.documentListButton.Width;
this.imageListMenu.Height = 0;
this.documentListButton.Visible = showDlb;
this.documentListButton.Enabled = showDlb;
// Finish setting up widths and heights
int oldDsHeight = this.documentStrip.Height;
this.documentStrip.Height = this.ToolStripContainer.Bottom;
this.documentListButton.Height = this.documentStrip.Height;
int tsWidth = ClientSize.Width - (this.documentStrip.Width + this.documentListButton.Width);
this.MainMenu.Width = tsWidth;
this.ToolStripContainer.Width = tsWidth;
this.Height = this.ToolStripContainer.Bottom;
// Now get stuff to paint right
this.documentStrip.PerformLayout();
if (!plentyWidthBefore)
{
UI.ResumeControlPainting(this);
Invalidate(true);
}
else
{
UI.ResumeControlPainting(this.documentStrip);
this.documentStrip.Invalidate(true);
}
if (this.documentStrip.Width == 0)
{
this.MainMenu.Invalidate();
}
if (oldDsHeight != this.documentStrip.Height)
{
this.documentStrip.RefreshAllThumbnails();
}
base.OnLayout(e);
}
