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Code Issues Releases Wiki Activity

Don't eliminate indirection for CommandListEntry. Explain why. Use unique_ptr

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This commit is contained in:
Paul Licameli 2016-02-19 10:49:50 -05:00
parent ca53b191b1
commit 00db530c9b
2 changed files with 107 additions and 106 deletions
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95
src/commands/CommandManager.cpp
View File

@ -415,7 +415,7 @@ void CommandManager::PurgeData()
// mCommandList contains pointers to CommandListEntrys
// mMenuBarList contains MenuBarListEntrys.
// mSubMenuList contains SubMenuListEntrys
WX_CLEAR_ARRAY( mCommandList );
mCommandList.clear();
mMenuBarList.clear();
mSubMenuList.clear();
@ -799,7 +799,8 @@ CommandListEntry *CommandManager::NewIdentifier(const wxString & name,
int index,
int count)
{
CommandListEntry *entry = new CommandListEntry;
{
auto entry = std::make_unique<CommandListEntry>();
wxString labelPrefix;
if (!mSubMenuList.empty()) {
@ -858,7 +859,12 @@ CommandListEntry *CommandManager::NewIdentifier(const wxString & name,
}
gPrefs->SetPath(wxT("/"));
mCommandList.Add(entry);
mCommandList.push_back(std::move(entry));
// Don't use the variable entry eny more!
}
// New variable
CommandListEntry *entry = &*mCommandList.back();
mCommandIDHash[entry->id] = entry;
#if defined(__WXDEBUG__)
@ -965,8 +971,7 @@ void CommandManager::EnableUsingFlags(wxUint32 flags, wxUint32 mask)
{
unsigned int i;
for(i=0; i<mCommandList.GetCount(); i++) {
CommandListEntry *entry = mCommandList[i];
for(const auto &entry : mCommandList) {
if (entry->multi && entry->index != 0)
continue;
@ -974,7 +979,7 @@ void CommandManager::EnableUsingFlags(wxUint32 flags, wxUint32 mask)
if (combinedMask) {
bool enable = ((flags & combinedMask) ==
(entry->flags & combinedMask));
Enable(entry, enable);
Enable(entry.get(), enable);
}
}
}
@ -1020,7 +1025,7 @@ void CommandManager::SetKeyFromName(wxString name, wxString key)
void CommandManager::SetKeyFromIndex(int i, wxString key)
{
CommandListEntry *entry = mCommandList[i];
const auto &entry = mCommandList[i];
entry->key = KeyStringNormalize(key);
}
@ -1154,13 +1159,13 @@ bool CommandManager::HandleTextualCommand(wxString & Str, wxUint32 flags, wxUint
unsigned int i;
// Linear search for now...
for (i = 0; i < mCommandList.GetCount(); i++)
for (const auto &entry : mCommandList)
{
if (!mCommandList[i]->multi)
if (!entry->multi)
{
if( Str.IsSameAs( mCommandList[i]->name ))
if( Str.IsSameAs( entry->name ))
{
return HandleCommandEntry( mCommandList[i], flags, mask);
return HandleCommandEntry( entry.get(), flags, mask);
}
}
}
@ -1192,10 +1197,8 @@ void CommandManager::GetCategories(wxArrayString &cats)
{
cats.Clear();
size_t cnt = mCommandList.GetCount();
for (size_t i = 0; i < cnt; i++) {
wxString cat = mCommandList[i]->labelTop;
for (const auto &entry : mCommandList) {
wxString cat = entry->labelTop;
if (cats.Index(cat) == wxNOT_FOUND) {
cats.Add(cat);
}
@ -1224,26 +1227,22 @@ void CommandManager::GetCategories(wxArrayString &cats)
void CommandManager::GetAllCommandNames(wxArrayString &names,
bool includeMultis)
{
unsigned int i;
for(i=0; i<mCommandList.GetCount(); i++) {
if (!mCommandList[i]->multi)
names.Add(mCommandList[i]->name);
for(const auto &entry : mCommandList) {
if (!entry->multi)
names.Add(entry->name);
else if( includeMultis )
names.Add(mCommandList[i]->name + wxT(":")/*+ mCommandList[i]->label*/);
names.Add(entry->name + wxT(":")/*+ mCommandList[i]->label*/);
}
}
void CommandManager::GetAllCommandLabels(wxArrayString &names,
bool includeMultis)
{
unsigned int i;
for(i=0; i<mCommandList.GetCount(); i++) {
if (!mCommandList[i]->multi)
names.Add(mCommandList[i]->label);
for(const auto &entry : mCommandList) {
if (!entry->multi)
names.Add(entry->label);
else if( includeMultis )
names.Add(mCommandList[i]->label);
names.Add(entry->label);
}
}
@ -1258,29 +1257,27 @@ void CommandManager::GetAllCommandData(
#endif
bool includeMultis)
{
unsigned int i;
for(i=0; i<mCommandList.GetCount(); i++) {
if (!mCommandList[i]->multi)
for(const auto &entry : mCommandList) {
if (!entry->multi)
{
names.Add(mCommandList[i]->name);
keys.Add(mCommandList[i]->key);
default_keys.Add( mCommandList[i]->defaultKey);
labels.Add(mCommandList[i]->label);
categories.Add(mCommandList[i]->labelTop);
names.Add(entry->name);
keys.Add(entry->key);
default_keys.Add(entry->defaultKey);
labels.Add(entry->label);
categories.Add(entry->labelTop);
#if defined(EXPERIMENTAL_KEY_VIEW)
prefixes.Add(mCommandList[i]->labelPrefix);
prefixes.Add(entry->labelPrefix);
#endif
}
else if( includeMultis )
{
names.Add(mCommandList[i]->name);
keys.Add(mCommandList[i]->key);
default_keys.Add( mCommandList[i]->defaultKey);
labels.Add(mCommandList[i]->label);
categories.Add(mCommandList[i]->labelTop);
names.Add(entry->name);
keys.Add(entry->key);
default_keys.Add(entry->defaultKey);
labels.Add(entry->label);
categories.Add(entry->labelTop);
#if defined(EXPERIMENTAL_KEY_VIEW)
prefixes.Add(mCommandList[i]->labelPrefix);
prefixes.Add(entry->labelPrefix);
#endif
}
}
@ -1389,19 +1386,17 @@ XMLTagHandler *CommandManager::HandleXMLChild(const wxChar * WXUNUSED(tag))
void CommandManager::WriteXML(XMLWriter &xmlFile)
{
unsigned int j;
xmlFile.StartTag(wxT("audacitykeyboard"));
xmlFile.WriteAttr(wxT("audacityversion"), AUDACITY_VERSION_STRING);
for(j=0; j<mCommandList.GetCount(); j++) {
wxString label = mCommandList[j]->label;
for(const auto &entry : mCommandList) {
wxString label = entry->label;
label = wxMenuItem::GetLabelText(label.BeforeFirst(wxT('\t')));
xmlFile.StartTag(wxT("command"));
xmlFile.WriteAttr(wxT("name"), mCommandList[j]->name);
xmlFile.WriteAttr(wxT("name"), entry->name);
xmlFile.WriteAttr(wxT("label"), label);
xmlFile.WriteAttr(wxT("key"), mCommandList[j]->key);
xmlFile.WriteAttr(wxT("key"), entry->key);
xmlFile.EndTag(wxT("command"));
}
@ -1450,7 +1445,7 @@ void CommandManager::SetCommandFlags(wxUint32 flags, wxUint32 mask, ...)
#if defined(__WXDEBUG__)
void CommandManager::CheckDups()
{
int cnt = mCommandList.GetCount();
int cnt = mCommandList.size();
for (size_t j = 0; (int)j < cnt; j++) {
if (mCommandList[j]->key.IsEmpty()) {
continue;

8
src/commands/CommandManager.h
View File

@ -79,7 +79,10 @@ struct CommandListEntry
using MenuBarList = std::vector < MenuBarListEntry >;
using SubMenuList = std::vector < SubMenuListEntry >;
WX_DEFINE_USER_EXPORTED_ARRAY(CommandListEntry *, CommandList, class AUDACITY_DLL_API);
// This is an array of pointers, not structures, because the hash maps also point to them,
// so we don't want the structures to relocate with vector operations.
using CommandList = std::vector < std::unique_ptr<CommandListEntry> > ;
WX_DECLARE_STRING_HASH_MAP_WITH_DECL(CommandListEntry *, CommandNameHash, class AUDACITY_DLL_API);
WX_DECLARE_HASH_MAP_WITH_DECL(int, CommandListEntry *, wxIntegerHash, wxIntegerEqual, CommandIDHash, class AUDACITY_DLL_API);
@ -97,6 +100,9 @@ class AUDACITY_DLL_API CommandManager: public XMLTagHandler
CommandManager();
virtual ~CommandManager();
CommandManager(const CommandManager&) = delete;
CommandManager &operator= (const CommandManager&) = delete;
void PurgeData();
//