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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /embedding/components/commandhandler/nsBaseCommandController.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'embedding/components/commandhandler/nsBaseCommandController.cpp')
-rw-r--r--embedding/components/commandhandler/nsBaseCommandController.cpp184
1 files changed, 184 insertions, 0 deletions
diff --git a/embedding/components/commandhandler/nsBaseCommandController.cpp b/embedding/components/commandhandler/nsBaseCommandController.cpp
new file mode 100644
index 000000000..2bd87b6f5
--- /dev/null
+++ b/embedding/components/commandhandler/nsBaseCommandController.cpp
@@ -0,0 +1,184 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsString.h"
+#include "nsIComponentManager.h"
+#include "nsBaseCommandController.h"
+
+#include "nsString.h"
+#include "nsWeakPtr.h"
+
+NS_IMPL_ADDREF(nsBaseCommandController)
+NS_IMPL_RELEASE(nsBaseCommandController)
+
+NS_INTERFACE_MAP_BEGIN(nsBaseCommandController)
+ NS_INTERFACE_MAP_ENTRY(nsIController)
+ NS_INTERFACE_MAP_ENTRY(nsICommandController)
+ NS_INTERFACE_MAP_ENTRY(nsIControllerContext)
+ NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIControllerContext)
+NS_INTERFACE_MAP_END
+
+nsBaseCommandController::nsBaseCommandController()
+ : mCommandContextRawPtr(nullptr)
+{
+}
+
+nsBaseCommandController::~nsBaseCommandController()
+{
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::Init(nsIControllerCommandTable* aCommandTable)
+{
+ nsresult rv = NS_OK;
+
+ if (aCommandTable) {
+ mCommandTable = aCommandTable;
+ } else {
+ mCommandTable =
+ do_CreateInstance(NS_CONTROLLERCOMMANDTABLE_CONTRACTID, &rv);
+ }
+
+ return rv;
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::SetCommandContext(nsISupports* aCommandContext)
+{
+ mCommandContextWeakPtr = nullptr;
+ mCommandContextRawPtr = nullptr;
+
+ if (aCommandContext) {
+ nsCOMPtr<nsISupportsWeakReference> weak = do_QueryInterface(aCommandContext);
+ if (weak) {
+ nsresult rv =
+ weak->GetWeakReference(getter_AddRefs(mCommandContextWeakPtr));
+ NS_ENSURE_SUCCESS(rv, rv);
+ } else {
+ mCommandContextRawPtr = aCommandContext;
+ }
+ }
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::GetInterface(const nsIID& aIID, void** aResult)
+{
+ NS_ENSURE_ARG_POINTER(aResult);
+
+ if (NS_SUCCEEDED(QueryInterface(aIID, aResult))) {
+ return NS_OK;
+ }
+
+ if (aIID.Equals(NS_GET_IID(nsIControllerCommandTable))) {
+ if (mCommandTable) {
+ return mCommandTable->QueryInterface(aIID, aResult);
+ }
+ return NS_ERROR_NOT_INITIALIZED;
+ }
+
+ return NS_NOINTERFACE;
+}
+
+/* =======================================================================
+ * nsIController
+ * ======================================================================= */
+
+NS_IMETHODIMP
+nsBaseCommandController::IsCommandEnabled(const char* aCommand, bool* aResult)
+{
+ NS_ENSURE_ARG_POINTER(aCommand);
+ NS_ENSURE_ARG_POINTER(aResult);
+ NS_ENSURE_STATE(mCommandTable);
+
+ nsISupports* context = mCommandContextRawPtr;
+ nsCOMPtr<nsISupports> weak;
+ if (!context) {
+ weak = do_QueryReferent(mCommandContextWeakPtr);
+ context = weak;
+ }
+ return mCommandTable->IsCommandEnabled(aCommand, context, aResult);
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::SupportsCommand(const char* aCommand, bool* aResult)
+{
+ NS_ENSURE_ARG_POINTER(aCommand);
+ NS_ENSURE_ARG_POINTER(aResult);
+ NS_ENSURE_STATE(mCommandTable);
+
+ nsISupports* context = mCommandContextRawPtr;
+ nsCOMPtr<nsISupports> weak;
+ if (!context) {
+ weak = do_QueryReferent(mCommandContextWeakPtr);
+ context = weak;
+ }
+ return mCommandTable->SupportsCommand(aCommand, context, aResult);
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::DoCommand(const char* aCommand)
+{
+ NS_ENSURE_ARG_POINTER(aCommand);
+ NS_ENSURE_STATE(mCommandTable);
+
+ nsISupports* context = mCommandContextRawPtr;
+ nsCOMPtr<nsISupports> weak;
+ if (!context) {
+ weak = do_QueryReferent(mCommandContextWeakPtr);
+ context = weak;
+ }
+ return mCommandTable->DoCommand(aCommand, context);
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::DoCommandWithParams(const char* aCommand,
+ nsICommandParams* aParams)
+{
+ NS_ENSURE_ARG_POINTER(aCommand);
+ NS_ENSURE_STATE(mCommandTable);
+
+ nsISupports* context = mCommandContextRawPtr;
+ nsCOMPtr<nsISupports> weak;
+ if (!context) {
+ weak = do_QueryReferent(mCommandContextWeakPtr);
+ context = weak;
+ }
+ return mCommandTable->DoCommandParams(aCommand, aParams, context);
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::GetCommandStateWithParams(const char* aCommand,
+ nsICommandParams* aParams)
+{
+ NS_ENSURE_ARG_POINTER(aCommand);
+ NS_ENSURE_STATE(mCommandTable);
+
+ nsISupports* context = mCommandContextRawPtr;
+ nsCOMPtr<nsISupports> weak;
+ if (!context) {
+ weak = do_QueryReferent(mCommandContextWeakPtr);
+ context = weak;
+ }
+ return mCommandTable->GetCommandState(aCommand, aParams, context);
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::OnEvent(const char* aEventName)
+{
+ NS_ENSURE_ARG_POINTER(aEventName);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsBaseCommandController::GetSupportedCommands(uint32_t* aCount,
+ char*** aCommands)
+{
+ NS_ENSURE_STATE(mCommandTable);
+ return mCommandTable->GetSupportedCommands(aCount, aCommands);
+}