internal DockDropArea(DarkDockPanel dockPanel, DarkDockRegion region)
{
DockPanel = dockPanel;
DockRegion = region;
InsertType = DockInsertType.None;
BuildAreas();
}
internal DockDropArea(DarkDockPanel dockPanel, DarkDockGroup group, DockInsertType insertType)
{
DockPanel = dockPanel;
DockGroup = group;
InsertType = insertType;
BuildAreas();
}
internal DockDropArea(DarkDockPanel dockPanel, DarkDockGroup group, DockInsertType insertType)
{
DockPanel = dockPanel;
DockGroup = group;
InsertType = insertType;
BuildAreas();
}
internal DockDropArea(DarkDockPanel dockPanel, DarkDockRegion region)
{
DockPanel = dockPanel;
DockRegion = region;
InsertType = DockInsertType.None;
BuildAreas();
}
private void HandleDrag()
{
var location = Cursor.Position;
_insertType = DockInsertType.None;
_targetRegion = null;
_targetGroup = null;
// Check all region drop areas
foreach (var area in _regionDropAreas.Values)
{
if (area.DropArea.Contains(location))
{
_insertType = DockInsertType.None;
_targetRegion = area.DockRegion;
UpdateHighlightForm(area.HighlightArea);
return;
}
}
// Check all group drop areas
foreach (var collection in _groupDropAreas.Values)
{
var sameRegion = false;
var sameGroup = false;
var groupHasOtherContent = false;
if (collection.DropArea.DockGroup == _dragContent.DockGroup)
{
sameGroup = true;
}
if (collection.DropArea.DockGroup.DockRegion == _dragContent.DockRegion)
{
sameRegion = true;
}
if (_dragContent.DockGroup.ContentCount > 1)
{
groupHasOtherContent = true;
}
// If we're hovering over the group itself, only allow inserting before/after if multiple content is tabbed.
if (!sameGroup || groupHasOtherContent)
{
var skipBefore = false;
var skipAfter = false;
// Inserting before/after other content might cause the content to be dropped on to its own location.
// Check if the group above/below the hovered group contains our drag content.
if (sameRegion && !groupHasOtherContent)
{
if (collection.InsertBeforeArea.DockGroup.Order == _dragContent.DockGroup.Order + 1)
{
skipBefore = true;
}
if (collection.InsertAfterArea.DockGroup.Order == _dragContent.DockGroup.Order - 1)
{
skipAfter = true;
}
}
if (!skipBefore)
{
if (collection.InsertBeforeArea.DropArea.Contains(location))
{
_insertType = DockInsertType.Before;
_targetGroup = collection.InsertBeforeArea.DockGroup;
UpdateHighlightForm(collection.InsertBeforeArea.HighlightArea);
return;
}
}
if (!skipAfter)
{
if (collection.InsertAfterArea.DropArea.Contains(location))
{
_insertType = DockInsertType.After;
_targetGroup = collection.InsertAfterArea.DockGroup;
UpdateHighlightForm(collection.InsertAfterArea.HighlightArea);
return;
}
}
}
// Don't allow content to be dragged on to itself
if (!sameGroup)
{
if (collection.DropArea.DropArea.Contains(location))
{
_insertType = DockInsertType.None;
_targetGroup = collection.DropArea.DockGroup;
UpdateHighlightForm(collection.DropArea.HighlightArea);
return;
}
}
}
// Not hovering over anything - hide the highlight
if (_highlightForm.Visible)
{
_highlightForm.Hide();
}
// Show we can't drag here
Cursor.Current = Cursors.No;
}
internal void InsertContent(DarkDockContent dockContent, DarkDockGroup dockGroup, DockInsertType insertType)
{
var order = dockGroup.Order;
if (insertType == DockInsertType.After)
{
order++;
}
var newGroup = InsertGroup(order);
dockContent.DockRegion = this;
newGroup.AddContent(dockContent);
if (!Visible)
{
Visible = true;
CreateSplitter();
}
PositionGroups();
}
public void InsertContent(DarkDockContent dockContent, DarkDockGroup dockGroup, DockInsertType insertType)
{
if (_contents.Contains(dockContent))
{
RemoveContent(dockContent);
}
dockContent.DockPanel = this;
_contents.Add(dockContent);
dockContent.DockArea = dockGroup.DockArea;
var region = _regions[dockGroup.DockArea];
region.InsertContent(dockContent, dockGroup, insertType);
if (ContentAdded != null)
{
ContentAdded(this, new DockContentEventArgs(dockContent));
}
dockContent.Select();
}
private void HandleDrag()
{
var location = Cursor.Position;
_insertType = DockInsertType.None;
_targetRegion = null;
_targetGroup = null;
// Check all region drop areas
foreach (var area in _regionDropAreas.Values)
{
if (area.DropArea.Contains(location))
{
_insertType = DockInsertType.None;
_targetRegion = area.DockRegion;
UpdateHighlightForm(area.HighlightArea);
return;
}
}
// Check all group drop areas
foreach (var collection in _groupDropAreas.Values)
{
var sameRegion = false;
var sameGroup = false;
var groupHasOtherContent = false;
if (collection.DropArea.DockGroup == _dragContent.DockGroup)
sameGroup = true;
if (collection.DropArea.DockGroup.DockRegion == _dragContent.DockRegion)
sameRegion = true;
if (_dragContent.DockGroup.ContentCount > 1)
groupHasOtherContent = true;
// If we're hovering over the group itself, only allow inserting before/after if multiple content is tabbed.
if (!sameGroup || groupHasOtherContent)
{
var skipBefore = false;
var skipAfter = false;
// Inserting before/after other content might cause the content to be dropped on to its own location.
// Check if the group above/below the hovered group contains our drag content.
if (sameRegion && !groupHasOtherContent)
{
if (collection.InsertBeforeArea.DockGroup.Order == _dragContent.DockGroup.Order + 1)
skipBefore = true;
if (collection.InsertAfterArea.DockGroup.Order == _dragContent.DockGroup.Order - 1)
skipAfter = true;
}
if (!skipBefore)
{
if (collection.InsertBeforeArea.DropArea.Contains(location))
{
_insertType = DockInsertType.Before;
_targetGroup = collection.InsertBeforeArea.DockGroup;
UpdateHighlightForm(collection.InsertBeforeArea.HighlightArea);
return;
}
}
if (!skipAfter)
{
if (collection.InsertAfterArea.DropArea.Contains(location))
{
_insertType = DockInsertType.After;
_targetGroup = collection.InsertAfterArea.DockGroup;
UpdateHighlightForm(collection.InsertAfterArea.HighlightArea);
return;
}
}
}
// Don't allow content to be dragged on to itself
if (!sameGroup)
{
if (collection.DropArea.DropArea.Contains(location))
{
_insertType = DockInsertType.None;
_targetGroup = collection.DropArea.DockGroup;
UpdateHighlightForm(collection.DropArea.HighlightArea);
return;
}
}
}
// Not hovering over anything - hide the highlight
if (_highlightForm.Visible)
_highlightForm.Hide();
// Show we can't drag here
Cursor.Current = Cursors.No;
}
internal void InsertContent(DarkDockContent dockContent, DarkDockGroup dockGroup, DockInsertType insertType)
{
var order = dockGroup.Order;
if (insertType == DockInsertType.After)
order++;
var newGroup = InsertGroup(order);
dockContent.DockRegion = this;
newGroup.AddContent(dockContent);
if (!Visible)
{
Visible = true;
CreateSplitter();
}
PositionGroups();
}
public void InsertContent(DarkDockContent dockContent, DarkDockGroup dockGroup, DockInsertType insertType)
{
if (_contents.Contains(dockContent))
RemoveContent(dockContent);
dockContent.DockPanel = this;
_contents.Add(dockContent);
dockContent.DockArea = dockGroup.DockArea;
var region = _regions[dockGroup.DockArea];
region.InsertContent(dockContent, dockGroup, insertType);
if (ContentAdded != null)
ContentAdded(this, new DockContentEventArgs(dockContent));
dockContent.Select();
}
