internal void Remove(TabGroup tabGroup)
{
int index = stackedContent.IndexOf(tabGroup);
if (index < 0)
{
return;
}
if (stackedContent.Count == 1)
{
ActiveIndex = -1;
stackedContent.Remove(tabGroup);
}
else
{
if (ActiveIndex == index)
{
int newIndex = index == 0 ? index + 1 : index - 1;
SetActive(stackedContent[newIndex]);
ActiveIndex = newIndex;
}
var current = stackedContent[ActiveIndex];
stackedContent.Remove(tabGroup);
ActiveIndex = stackedContent.IndexOf(current);
Debug.Assert(ActiveIndex >= 0);
}
tabGroupCollectionChanged.Raise(this, new TabGroupCollectionChangedEventArgs(false, tabGroup));
}
public SetFocusWhenVisible(TabGroup tabGroup, ITabContent content, UIElement uiElem, Action action)
{
this.tabGroup = tabGroup;
this.content = content;
this.uiElem = uiElem;
this.action = action;
uiElem.IsVisibleChanged += uiElem_IsVisibleChanged;
}
void MoveAllToOtherTabGroup(TabGroup dst, TabGroup src)
{
var activeTab = src.ActiveTabItemImpl;
Merge(dst, src, 0);
dst.SetSelectedTab(activeTab);
SetActive(dst);
}
void Move(TabGroup dstTabGroup, TabGroup srcTabGroup, TabItemImpl srcTabItemImpl, int insertIndex = 0)
{
Debug.Assert(stackedContent.Contains(dstTabGroup));
Debug.Assert(stackedContent.Contains(srcTabGroup));
Debug.Assert(srcTabGroup.Contains(srcTabItemImpl));
if (srcTabGroup.MoveToAndSelect(dstTabGroup, srcTabItemImpl, insertIndex))
{
SetActive(dstTabGroup);
}
}
public bool MoveToAndSelect(TabGroup dstTabGroup, TabItemImpl srcTabItem, int insertIndex)
{
bool res = MoveTo(dstTabGroup, srcTabItem, insertIndex);
if (res)
{
dstTabGroup.SetSelectedTab(srcTabItem);
}
return(res);
}
public bool MoveTo(TabGroup dstTabGroup, TabItemImpl srcTabItem, TabItemImpl insertBeforeThis)
{
if (insertBeforeThis != null)
{
Debug.Assert(dstTabGroup.tabControl.Items.Contains(insertBeforeThis));
return(MoveTo(dstTabGroup, srcTabItem, dstTabGroup.tabControl.Items.IndexOf(insertBeforeThis)));
}
else
{
return(MoveTo(dstTabGroup, srcTabItem, -1));
}
}
TabGroup Create(int index, Action <ITabGroup> onCreated)
{
var tg = new TabGroup(this, menuService, wpfFocusService, options);
stackedContent.AddChild(tg, null, index);
if (ActiveIndex < 0)
{
ActiveIndex = index;
}
onCreated?.Invoke(tg);
tabGroupCollectionChanged.Raise(this, new TabGroupCollectionChangedEventArgs(true, tg));
return(tg);
}
public TabItemImpl(TabGroup tabGroup, ITabContent tabContent, object objStyle)
{
this.tabGroup = tabGroup;
this.tabContent = tabContent;
this.Content = tabContent.UIObject;
this.theHeader = new TheHeader(this);
this.DataContext = theHeader;
this.Header = theHeader;
this.AllowDrop = true;
this.AddHandler(GotKeyboardFocusEvent, new KeyboardFocusChangedEventHandler(GotKeyboardFocus2), true);
this.AddHandler(LostKeyboardFocusEvent, new KeyboardFocusChangedEventHandler(LostKeyboardFocus2), true);
this.SetStyle(objStyle ?? "FileTabGroupTabItemStyle");
AddEvents();
}
public TabItemImpl(TabGroup tabGroup, ITabContent tabContent, object objStyle)
{
this.tabGroup = tabGroup;
this.tabContent = tabContent;
this.Content = tabContent.UIObject;
this.theHeader = new TheHeader(this);
this.DataContext = theHeader;
this.Header = theHeader;
this.AllowDrop = true;
this.AddHandler(GotKeyboardFocusEvent, new KeyboardFocusChangedEventHandler(GotKeyboardFocus2), true);
this.AddHandler(LostKeyboardFocusEvent, new KeyboardFocusChangedEventHandler(LostKeyboardFocus2), true);
this.SetStyle(objStyle ?? "FileTabGroupTabItemStyle");
AddEvents();
}
bool GetInfo(object sender, DragEventArgs e,
out TabItemImpl tabItemSource, out TabItemImpl tabItemTarget,
out TabGroup tabGroupSource, out TabGroup tabGroupTarget,
bool canBeSame)
{
tabItemSource = tabItemTarget = null;
tabGroupSource = tabGroupTarget = null;
if (!e.Data.GetDataPresent(typeof(TabItemImpl)))
{
return(false);
}
tabItemTarget = sender as TabItemImpl;
tabItemSource = (TabItemImpl)e.Data.GetData(typeof(TabItemImpl));
if (tabItemTarget == null || tabItemSource == null || (!canBeSame && tabItemTarget == tabItemSource))
{
return(false);
}
var tabControlTarget = tabItemTarget.Parent as TabControl;
if (tabControlTarget == null)
{
return(false);
}
var tabControlSource = tabItemSource.Parent as TabControl;
if (tabControlSource == null)
{
return(false);
}
tabGroupTarget = tabControlTarget.DataContext as TabGroup;
tabGroupSource = tabControlSource.DataContext as TabGroup;
if (tabGroupTarget == null || tabGroupSource == null)
{
return(false);
}
if (tabGroupTarget.tabGroupService.TabService != tabGroupSource.tabGroupService.TabService)
{
return(false);
}
if (tabGroupTarget.tabGroupService != this.tabGroupService)
{
return(false);
}
return(true);
}
void Merge(TabGroup dstTabGroup, TabGroup srcTabGroup, int insertIndex)
{
if (dstTabGroup == srcTabGroup)
{
return;
}
if (insertIndex < 0 || insertIndex > dstTabGroup.Count)
{
insertIndex = dstTabGroup.Count;
}
foreach (var srcTabItemImpl in srcTabGroup.AllTabItemImpls.ToArray())
{
srcTabGroup.MoveTo(dstTabGroup, srcTabItemImpl, insertIndex++);
}
}
TabGroup Create(int index, Action <ITabGroup> onCreated)
{
var tg = new TabGroup(this, menuManager, wpfFocusManager, options);
stackedContent.AddChild(tg, null, index);
if (ActiveIndex < 0)
{
ActiveIndex = index;
}
if (onCreated != null)
{
onCreated(tg);
}
tabGroupCollectionChanged.Raise(this, new TabGroupCollectionChangedEventArgs(true, tg));
return(tg);
}
internal void SetActive(TabGroup tabGroup)
{
tabManager.SetActive(this);
if (tabGroup == ActiveTabGroup)
{
return;
}
int newIndex = stackedContent.IndexOf(tabGroup);
if (newIndex < 0)
{
throw new InvalidOperationException();
}
var oldTabGroup = ActiveTabGroup;
ActiveIndex = newIndex;
tabGroupSelectionChanged.Raise(this, new TabGroupSelectedEventArgs(ActiveTabGroup, oldTabGroup));
}
public bool MoveTo(TabGroup dstTabGroup, TabItemImpl srcTabItem, int insertIndex)
{
Debug.Assert(Contains(srcTabItem));
if (srcTabItem == null)
{
return(false);
}
DetachTabItem(srcTabItem);
dstTabGroup.AttachTabItem(srcTabItem, insertIndex);
if (srcTabItem.IsKeyboardFocusWithin)
{
tabGroupService.SetActiveTab(srcTabItem);
this.IsActive = false;
dstTabGroup.IsActive = true;
}
return(true);
}
internal void Remove(TabGroup tabGroup)
{
int index = stackedContent.IndexOf(tabGroup);
if (index < 0)
return;
if (stackedContent.Count == 1) {
ActiveIndex = -1;
stackedContent.Remove(tabGroup);
}
else {
if (ActiveIndex == index) {
int newIndex = index == 0 ? index + 1 : index - 1;
SetActive(stackedContent[newIndex]);
ActiveIndex = newIndex;
}
var current = stackedContent[ActiveIndex];
stackedContent.Remove(tabGroup);
ActiveIndex = stackedContent.IndexOf(current);
Debug.Assert(ActiveIndex >= 0);
}
tabGroupCollectionChanged.Raise(this, new TabGroupCollectionChangedEventArgs(false, tabGroup));
}
public GuidObjectsCreator(TabGroup tabGroup)
{
this.tabGroup = tabGroup;
}
internal void OnSelectionChanged(TabGroup tabGroup, TabItemImpl selected, TabItemImpl unselected)
{
tabSelectionChanged.Raise(this, new TabSelectedEventArgs(tabGroup, selected == null ? null : selected.TabContent, unselected == null ? null : unselected.TabContent));
}
public GuidObjectsProvider(TabGroup tabGroup)
{
this.tabGroup = tabGroup;
}
void MoveAllToOtherTabGroup(TabGroup dst, TabGroup src)
{
var activeTab = src.ActiveTabItemImpl;
Merge(dst, src, 0);
dst.SetSelectedTab(activeTab);
SetActive(dst);
}
public GuidObjectsProvider(TabGroup tabGroup) {
this.tabGroup = tabGroup;
}
public GuidObjectsCreator(TabGroup tabGroup)
{
this.tabGroup = tabGroup;
}
public bool MoveToAndSelect(TabGroup dstTabGroup, TabItemImpl srcTabItem, int insertIndex)
{
bool res = MoveTo(dstTabGroup, srcTabItem, insertIndex);
if (res)
dstTabGroup.SetSelectedTab(srcTabItem);
return res;
}
public bool MoveTo(TabGroup dstTabGroup, TabItemImpl srcTabItem, int insertIndex)
{
Debug.Assert(Contains(srcTabItem));
if (srcTabItem == null)
return false;
DetachTabItem(srcTabItem);
dstTabGroup.AttachTabItem(srcTabItem, insertIndex);
if (srcTabItem.IsKeyboardFocusWithin) {
tabGroupManager.SetActiveTab(srcTabItem);
this.IsActive = false;
dstTabGroup.IsActive = true;
}
return true;
}
internal void OnSelectionChanged(TabGroup tabGroup, TabItemImpl selected, TabItemImpl unselected)
{
tabSelectionChanged.Raise(this, new TabSelectedEventArgs(tabGroup, selected == null ? null : selected.TabContent, unselected == null ? null : unselected.TabContent));
}
public bool MoveTo(TabGroup dstTabGroup, TabItemImpl srcTabItem, TabItemImpl insertBeforeThis)
{
if (insertBeforeThis != null) {
Debug.Assert(dstTabGroup.tabControl.Items.Contains(insertBeforeThis));
return MoveTo(dstTabGroup, srcTabItem, dstTabGroup.tabControl.Items.IndexOf(insertBeforeThis));
}
else
return MoveTo(dstTabGroup, srcTabItem, -1);
}
internal void SetActive(TabGroup tabGroup)
{
tabManager.SetActive(this);
if (tabGroup == ActiveTabGroup)
return;
int newIndex = stackedContent.IndexOf(tabGroup);
if (newIndex < 0)
throw new InvalidOperationException();
var oldTabGroup = ActiveTabGroup;
ActiveIndex = newIndex;
tabGroupSelectionChanged.Raise(this, new TabGroupSelectedEventArgs(ActiveTabGroup, oldTabGroup));
}
public bool MoveToAndSelect(TabGroup dstTabGroup, TabItemImpl srcTabItem, TabItemImpl insertBeforeThis)
{
bool res = MoveTo(dstTabGroup, srcTabItem, insertBeforeThis);
if (res)
dstTabGroup.SetSelectedTab(srcTabItem);
return res;
}
TabGroup Create(int index, Action<ITabGroup> onCreated)
{
var tg = new TabGroup(this, menuManager, wpfFocusManager, options);
stackedContent.AddChild(tg, null, index);
if (ActiveIndex < 0)
ActiveIndex = index;
if (onCreated != null)
onCreated(tg);
tabGroupCollectionChanged.Raise(this, new TabGroupCollectionChangedEventArgs(true, tg));
return tg;
}
bool GetInfo(object sender, DragEventArgs e,
out TabItemImpl tabItemSource, out TabItemImpl tabItemTarget,
out TabGroup tabGroupSource, out TabGroup tabGroupTarget,
bool canBeSame)
{
tabItemSource = tabItemTarget = null;
tabGroupSource = tabGroupTarget = null;
if (!e.Data.GetDataPresent(typeof(TabItemImpl)))
return false;
tabItemTarget = sender as TabItemImpl;
tabItemSource = (TabItemImpl)e.Data.GetData(typeof(TabItemImpl));
if (tabItemTarget == null || tabItemSource == null || (!canBeSame && tabItemTarget == tabItemSource))
return false;
var tabControlTarget = tabItemTarget.Parent as TabControl;
if (tabControlTarget == null)
return false;
var tabControlSource = tabItemSource.Parent as TabControl;
if (tabControlSource == null)
return false;
tabGroupTarget = tabControlTarget.DataContext as TabGroup;
tabGroupSource = tabControlSource.DataContext as TabGroup;
if (tabGroupTarget == null || tabGroupSource == null)
return false;
if (tabGroupTarget.tabGroupManager.TabManager != tabGroupSource.tabGroupManager.TabManager)
return false;
if (tabGroupTarget.tabGroupManager != this.tabGroupManager)
return false;
return true;
}
void Merge(TabGroup dstTabGroup, TabGroup srcTabGroup, int insertIndex)
{
if (dstTabGroup == srcTabGroup)
return;
if (insertIndex < 0 || insertIndex > dstTabGroup.Count)
insertIndex = dstTabGroup.Count;
foreach (var srcTabItemImpl in srcTabGroup.AllTabItemImpls.ToArray())
srcTabGroup.MoveTo(dstTabGroup, srcTabItemImpl, insertIndex++);
}
public SetFocusWhenVisible(TabGroup tabGroup, ITabContent content, UIElement uiElem, Action action)
{
this.tabGroup = tabGroup;
this.content = content;
this.uiElem = uiElem;
this.action = action;
uiElem.IsVisibleChanged += uiElem_IsVisibleChanged;
}
void Move(TabGroup dstTabGroup, TabGroup srcTabGroup, TabItemImpl srcTabItemImpl, int insertIndex = 0)
{
Debug.Assert(stackedContent.Contains(dstTabGroup));
Debug.Assert(stackedContent.Contains(srcTabGroup));
Debug.Assert(srcTabGroup.Contains(srcTabItemImpl));
if (srcTabGroup.MoveToAndSelect(dstTabGroup, srcTabItemImpl, insertIndex))
SetActive(dstTabGroup);
}