ToolStripManager.RevertMerge Método
Definição
Importante
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Desfaz uma mesclagem de dois objetos ToolStrip.
Sobrecargas
| RevertMerge(String) |
Desfaz uma mesclagem de dois objetos ToolStrip, retornando o ToolStrip com o nome especificado para seu estado antes da mesclagem e anulando todas as operações de mesclagem anteriores. |
| RevertMerge(ToolStrip) |
Desfaz uma mesclagem de dois objetos ToolStrip, retornando o ToolStrip especificado para seu estado antes da mesclagem e anulando todas as operações de mesclagem anteriores. |
| RevertMerge(ToolStrip, ToolStrip) |
Desfaz uma mesclagem de dois objetos ToolStrip, retornando ambos os controles ToolStrip para seu estado antes da mesclagem e anulando todas as operações de mesclagem anteriores. |
RevertMerge(String)
public:
static bool RevertMerge(System::String ^ targetName);public static bool RevertMerge (string targetName);static member RevertMerge : string -> boolPublic Shared Function RevertMerge (targetName As String) As BooleanParâmetros
- targetName
- String
O nome do ToolStripItem para o qual desfazer uma operação de mesclagem.
Retornos
true se a operação de desfazer a mesclagem for bem-sucedida; caso contrário, false.
Comentários
A ToolStrip.AllowMerge propriedade deve ser definida true como para ambos os ToolStrip objetos ou esse método retorna false.
Confira também
Aplica-se a
RevertMerge(ToolStrip)
public:
static bool RevertMerge(System::Windows::Forms::ToolStrip ^ targetToolStrip);public static bool RevertMerge (System.Windows.Forms.ToolStrip targetToolStrip);static member RevertMerge : System.Windows.Forms.ToolStrip -> boolPublic Shared Function RevertMerge (targetToolStrip As ToolStrip) As BooleanParâmetros
- targetToolStrip
- ToolStrip
O ToolStripItem para o qual desfazer uma operação de mesclagem.
Retornos
true se a operação de desfazer a mesclagem for bem-sucedida; caso contrário, false.
Exemplos
O exemplo de código a seguir desfaz a mesclagem de itens de menu. Este exemplo faz parte de um exemplo maior disponível na visão geral da ToolStripManager classe.
private MergeSample CurrentSample
{
get { return currentSample; }
set
{
if (currentSample != value)
{
bool resetRequired = false;
if (currentSample == MergeSample.MatchOnly)
{
resetRequired = true;
}
currentSample = value;
// Undo previous merge, if any.
ToolStripManager.RevertMerge(cmsBase, cmsItemsToMerge);
if (resetRequired)
{
RebuildItemsToMerge();
}
switch (currentSample)
{
case MergeSample.None:
return;
case MergeSample.Append:
ScenarioText = "This sample adds items to the end of the list using MergeAction.Append.\r\n\r\nThis is the default setting for MergeAction. A typical scenario is adding menu items to the end of the menu when some part of the program is activated.";
ShowAppendSample();
break;
case MergeSample.InsertInSameLocation:
ScenarioText = "This sample adds items to the middle of the list using MergeAction.Insert.\r\n\r\nNotice here how the items are added in reverse order: four, three, two, one. This is because they all have the same merge index.\r\n\r\nA typical scenario is adding menu items to the middle or beginning of the menu when some part of the program is activated. ";
ShowInsertInSameLocationSample();
break;
case MergeSample.InsertInSameLocationPreservingOrder:
ScenarioText = "This sample is the same as InsertInSameLocation, except the items are added in normal order by increasing the MergeIndex of \"two merged items\" to be 3, \"three merged items\" to be 5, and so on.\r\n You could also add the original items backwards to the source ContextMenuStrip.";
ShowInsertInSameLocationPreservingOrderSample();
break;
case MergeSample.ReplacingItems:
ScenarioText = "This sample replaces a menu item using MergeAction.Replace. Use this for the MDI scenario where saving does something completely different.\r\n\r\nMatching is based on the Text property. If there is no text match, merging reverts to MergeIndex.";
ShowReplaceSample();
break;
case MergeSample.MatchOnly:
ScenarioText = "This sample adds only the subitems from the child to the target ContextMenuStrip.";
ShowMatchOnlySample();
break;
}
// Reapply with the new settings.
ToolStripManager.Merge(cmsItemsToMerge, cmsBase);
}
}
}
Private Property CurrentSample() As MergeSample
Get
Return currentSample1
End Get
Set
If currentSample1 <> value Then
Dim resetRequired As Boolean = False
If currentSample1 = MergeSample.MatchOnly Then
resetRequired = True
End If
currentSample1 = value
' Undo previous merge, if any.
ToolStripManager.RevertMerge(cmsBase, cmsItemsToMerge)
If resetRequired Then
RebuildItemsToMerge()
End If
Select Case currentSample1
Case MergeSample.None
Return
Case MergeSample.Append
ScenarioText = "This sample adds items to the end of the list using MergeAction.Append." + ControlChars.Cr + ControlChars.Lf + ControlChars.Cr + ControlChars.Lf + "This is the default setting for MergeAction. A typical scenario is adding menu items to the end of the menu when some part of the program is activated."
ShowAppendSample()
Case MergeSample.InsertInSameLocation
ScenarioText = "This sample adds items to the middle of the list using MergeAction.Insert." + ControlChars.Cr + ControlChars.Lf + ControlChars.Cr + ControlChars.Lf + "Notice here how the items are added in reverse order: four, three, two, one. This is because they all have the same merge index." + ControlChars.Cr + ControlChars.Lf + ControlChars.Cr + ControlChars.Lf + "A typical scenario is adding menu items to the middle or beginning of the menu when some part of the program is activated. "
ShowInsertInSameLocationSample()
Case MergeSample.InsertInSameLocationPreservingOrder
ScenarioText = "This sample is the same as InsertInSameLocation, except the items are added in normal order by increasing the MergeIndex of ""two merged items"" to be 3, ""three merged items"" to be 5, and so on." + ControlChars.Cr + ControlChars.Lf + " You could also add the original items backwards to the source ContextMenuStrip."
ShowInsertInSameLocationPreservingOrderSample()
Case MergeSample.ReplacingItems
ScenarioText = "This sample replaces a menu item using MergeAction.Replace. Use this for the MDI scenario where saving does something completely different." + ControlChars.Cr + ControlChars.Lf + ControlChars.Cr + ControlChars.Lf + "Matching is based on the Text property. If there is no text match, merging reverts to MergeIndex."
ShowReplaceSample()
Case MergeSample.MatchOnly
ScenarioText = "This sample adds only the subitems from the child to the target ContextMenuStrip."
ShowMatchOnlySample()
End Select
' Reapply with the new settings.
ToolStripManager.Merge(cmsItemsToMerge, cmsBase)
End If
End Set
End Property
Comentários
A ToolStrip.AllowMerge propriedade deve ser definida true como para ambos os ToolStrip objetos ou esse método retorna false.
Confira também
Aplica-se a
RevertMerge(ToolStrip, ToolStrip)
public:
static bool RevertMerge(System::Windows::Forms::ToolStrip ^ targetToolStrip, System::Windows::Forms::ToolStrip ^ sourceToolStrip);public static bool RevertMerge (System.Windows.Forms.ToolStrip targetToolStrip, System.Windows.Forms.ToolStrip sourceToolStrip);static member RevertMerge : System.Windows.Forms.ToolStrip * System.Windows.Forms.ToolStrip -> boolPublic Shared Function RevertMerge (targetToolStrip As ToolStrip, sourceToolStrip As ToolStrip) As BooleanParâmetros
- targetToolStrip
- ToolStrip
O nome do ToolStripItem para o qual desfazer uma operação de mesclagem.
Retornos
true se a operação de desfazer a mesclagem for bem-sucedida; caso contrário, false.
Exceções
O sourceToolStrip é null.
Comentários
A ToolStrip.AllowMerge propriedade deve ser definida true como para ambos os ToolStrip objetos ou esse método retorna false.
