X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9e7ed2b008e4c179b4b46449877f2e492cc0ab9f..64b1cea09aac1077469090dc2dac9a139a509833:/src/common/artprov.cpp diff --git a/src/common/artprov.cpp b/src/common/artprov.cpp index 088fc3a2f8..299c5a669f 100644 --- a/src/common/artprov.cpp +++ b/src/common/artprov.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: artprov.cpp +// Name: src/common/artprov.cpp // Purpose: wxArtProvider class // Author: Vaclav Slavik // Modified by: @@ -13,10 +13,6 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "artprov.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -24,32 +20,30 @@ #pragma hdrstop #endif +#include "wx/artprov.h" + #ifndef WX_PRECOMP - #include "wx/log.h" #include "wx/list.h" + #include "wx/log.h" + #include "wx/hashmap.h" + #include "wx/image.h" + #include "wx/module.h" #endif -#include "wx/artprov.h" -#include "wx/hashmap.h" -#include "wx/module.h" -#include "wx/image.h" - -// For the purposes of forcing this module to link -extern char g_ArtProviderModule; - // =========================================================================== // implementation // =========================================================================== #include "wx/listimpl.cpp" WX_DECLARE_LIST(wxArtProvider, wxArtProvidersList); -WX_DEFINE_LIST(wxArtProvidersList); +WX_DEFINE_LIST(wxArtProvidersList) // ---------------------------------------------------------------------------- // Cache class - stores already requested bitmaps // ---------------------------------------------------------------------------- WX_DECLARE_EXPORTED_STRING_HASH_MAP(wxBitmap, wxArtProviderBitmapsHash); +WX_DECLARE_EXPORTED_STRING_HASH_MAP(wxIconBundle, wxArtProviderIconBundlesHash); class WXDLLEXPORT wxArtProviderCache { @@ -58,14 +52,22 @@ public: void PutBitmap(const wxString& full_id, const wxBitmap& bmp) { m_bitmapsHash[full_id] = bmp; } + bool GetIconBundle(const wxString& full_id, wxIconBundle* bmp); + void PutIconBundle(const wxString& full_id, const wxIconBundle& iconbundle) + { m_iconBundlesHash[full_id] = iconbundle; } + void Clear(); static wxString ConstructHashID(const wxArtID& id, const wxArtClient& client, const wxSize& size); + static wxString ConstructHashID(const wxArtID& id, + const wxArtClient& client); + private: - wxArtProviderBitmapsHash m_bitmapsHash; + wxArtProviderBitmapsHash m_bitmapsHash; // cache of wxBitmaps + wxArtProviderIconBundlesHash m_iconBundlesHash; // cache of wxIconBundles }; bool wxArtProviderCache::GetBitmap(const wxString& full_id, wxBitmap* bmp) @@ -73,83 +75,147 @@ bool wxArtProviderCache::GetBitmap(const wxString& full_id, wxBitmap* bmp) wxArtProviderBitmapsHash::iterator entry = m_bitmapsHash.find(full_id); if ( entry == m_bitmapsHash.end() ) { - return FALSE; + return false; + } + else + { + *bmp = entry->second; + return true; + } +} + +bool wxArtProviderCache::GetIconBundle(const wxString& full_id, wxIconBundle* bmp) +{ + wxArtProviderIconBundlesHash::iterator entry = m_iconBundlesHash.find(full_id); + if ( entry == m_iconBundlesHash.end() ) + { + return false; } else { *bmp = entry->second; - return TRUE; + return true; } } void wxArtProviderCache::Clear() { - // Hack to make the default provider link - // with the application - g_ArtProviderModule = 0; m_bitmapsHash.clear(); + m_iconBundlesHash.clear(); } -/*static*/ wxString wxArtProviderCache::ConstructHashID( - const wxArtID& id, const wxArtClient& client, - const wxSize& size) +/* static */ wxString +wxArtProviderCache::ConstructHashID(const wxArtID& id, + const wxArtClient& client) { - wxString str; - str.Printf(wxT("%s-%s-%i-%i"), id.c_str(), client.c_str(), size.x, size.y); - return str; + return id + _T('-') + client; } -// ---------------------------------------------------------------------------- +/* static */ wxString +wxArtProviderCache::ConstructHashID(const wxArtID& id, + const wxArtClient& client, + const wxSize& size) +{ + return ConstructHashID(id, client) + _T('-') + + wxString::Format(_T("%d-%d"), size.x, size.y); +} + +// ============================================================================ // wxArtProvider class -// ---------------------------------------------------------------------------- +// ============================================================================ IMPLEMENT_ABSTRACT_CLASS(wxArtProvider, wxObject) wxArtProvidersList *wxArtProvider::sm_providers = NULL; wxArtProviderCache *wxArtProvider::sm_cache = NULL; -/*static*/ void wxArtProvider::PushProvider(wxArtProvider *provider) +// ---------------------------------------------------------------------------- +// wxArtProvider ctors/dtor +// ---------------------------------------------------------------------------- + +wxArtProvider::~wxArtProvider() +{ + Remove(this); +} + +// ---------------------------------------------------------------------------- +// wxArtProvider operations on provider stack +// ---------------------------------------------------------------------------- + +/*static*/ void wxArtProvider::CommonAddingProvider() { if ( !sm_providers ) { sm_providers = new wxArtProvidersList; - sm_providers->DeleteContents(TRUE); sm_cache = new wxArtProviderCache; } + sm_cache->Clear(); +} + +/*static*/ void wxArtProvider::Push(wxArtProvider *provider) +{ + CommonAddingProvider(); sm_providers->Insert(provider); } -/*static*/ bool wxArtProvider::PopProvider() +/*static*/ void wxArtProvider::PushBack(wxArtProvider *provider) { - wxCHECK_MSG( sm_providers, FALSE, _T("no wxArtProvider exists") ); - wxCHECK_MSG( sm_providers->GetCount() > 0, FALSE, _T("wxArtProviders stack is empty") ); + CommonAddingProvider(); + sm_providers->Append(provider); +} + +/*static*/ bool wxArtProvider::Pop() +{ + wxCHECK_MSG( sm_providers, false, _T("no wxArtProvider exists") ); + wxCHECK_MSG( !sm_providers->empty(), false, _T("wxArtProviders stack is empty") ); - sm_providers->DeleteNode(sm_providers->GetFirst()); + delete sm_providers->GetFirst()->GetData(); sm_cache->Clear(); - return TRUE; + return true; } -/*static*/ bool wxArtProvider::RemoveProvider(wxArtProvider *provider) +/*static*/ bool wxArtProvider::Remove(wxArtProvider *provider) { - wxCHECK_MSG( sm_providers, FALSE, _T("no wxArtProvider exists") ); + wxCHECK_MSG( sm_providers, false, _T("no wxArtProvider exists") ); if ( sm_providers->DeleteObject(provider) ) { sm_cache->Clear(); - return TRUE; + return true; } - return FALSE; + return false; +} + +/*static*/ bool wxArtProvider::Delete(wxArtProvider *provider) +{ + // provider will remove itself from the stack in its dtor + delete provider; + + return true; } /*static*/ void wxArtProvider::CleanUpProviders() { - wxDELETE(sm_providers); - wxDELETE(sm_cache); + if ( sm_providers ) + { + while ( !sm_providers->empty() ) + delete *sm_providers->begin(); + + delete sm_providers; + sm_providers = NULL; + + delete sm_cache; + sm_cache = NULL; + } } +// ---------------------------------------------------------------------------- +// wxArtProvider: retrieving bitmaps/icons +// ---------------------------------------------------------------------------- + /*static*/ wxBitmap wxArtProvider::GetBitmap(const wxArtID& id, const wxArtClient& client, const wxSize& size) @@ -164,12 +230,13 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL; wxBitmap bmp; if ( !sm_cache->GetBitmap(hashId, &bmp) ) { - for (wxArtProvidersList::Node *node = sm_providers->GetFirst(); + for (wxArtProvidersList::compatibility_iterator node = sm_providers->GetFirst(); node; node = node->GetNext()) { bmp = node->GetData()->CreateBitmap(id, client, size); if ( bmp.Ok() ) { +#if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB) if ( size != wxDefaultSize && (bmp.GetWidth() != size.x || bmp.GetHeight() != size.y) ) { @@ -177,42 +244,188 @@ wxArtProviderCache *wxArtProvider::sm_cache = NULL; img.Rescale(size.x, size.y); bmp = wxBitmap(img); } +#endif break; } + // We could try the IconBundles here and convert what we find + // to a bitmap. } - sm_cache->PutBitmap(hashId, bmp); - } + } return bmp; } +/*static*/ wxIconBundle wxArtProvider::GetIconBundle(const wxArtID& id, const wxArtClient& client) +{ + // safety-check against writing client,id,size instead of id,client,size: + wxASSERT_MSG( client.Last() == _T('C'), _T("invalid 'client' parameter") ); + + wxCHECK_MSG( sm_providers, wxNullIconBundle, _T("no wxArtProvider exists") ); + + wxString hashId = wxArtProviderCache::ConstructHashID(id, client); + + wxIconBundle iconbundle; + if ( !sm_cache->GetIconBundle(hashId, &iconbundle) ) + { + for (wxArtProvidersList::compatibility_iterator node = sm_providers->GetFirst(); + node; node = node->GetNext()) + { + iconbundle = node->GetData()->CreateIconBundle(id, client); + if ( iconbundle.IsOk() ) + break; + } + + sm_cache->PutIconBundle(hashId, iconbundle); + } + + return iconbundle; +} + /*static*/ wxIcon wxArtProvider::GetIcon(const wxArtID& id, const wxArtClient& client, const wxSize& size) { wxCHECK_MSG( sm_providers, wxNullIcon, _T("no wxArtProvider exists") ); + // First look for an appropriate icon bundle - this will give us the best icon + wxIconBundle iconBundle = GetIconBundle(id, client); + if ( iconBundle.IsOk() ) + return iconBundle.GetIcon(size); + + // If there is no icon bundle then look for a bitmap wxBitmap bmp = GetBitmap(id, client, size); - if ( bmp.Ok() ) + if ( !bmp.Ok() ) + return wxNullIcon; + + wxIcon icon; + icon.CopyFromBitmap(bmp); + return icon; +} + +/* static */ +wxIcon wxArtProvider::GetMessageBoxIcon(int flags) +{ + wxIcon icon; + switch ( flags & wxICON_MASK ) { - wxIcon icon; - icon.CopyFromBitmap(bmp); - return icon; + default: + wxFAIL_MSG(_T("incorrect message box icon flags")); + // fall through + + case wxICON_ERROR: + icon = wxArtProvider::GetIcon(wxART_ERROR, wxART_MESSAGE_BOX); + break; + + case wxICON_INFORMATION: + icon = wxArtProvider::GetIcon(wxART_INFORMATION, wxART_MESSAGE_BOX); + break; + + case wxICON_WARNING: + icon = wxArtProvider::GetIcon(wxART_WARNING, wxART_MESSAGE_BOX); + break; + + case wxICON_QUESTION: + icon = wxArtProvider::GetIcon(wxART_QUESTION, wxART_MESSAGE_BOX); + break; } - else + + return icon; +} + +/*static*/ wxSize wxArtProvider::GetSizeHint(const wxArtClient& client, + bool platform_dependent) +{ + if (!platform_dependent) { - return wxNullIcon; + wxArtProvidersList::compatibility_iterator node = sm_providers->GetFirst(); + if (node) + return node->GetData()->DoGetSizeHint(client); } + + return GetNativeSizeHint(client); +} + +#ifndef wxHAS_NATIVE_ART_PROVIDER_IMPL +/*static*/ +wxSize wxArtProvider::GetNativeSizeHint(const wxArtClient& WXUNUSED(client)) +{ + // rather than returning some arbitrary value that doesn't make much + // sense (as 2.8 used to do), tell the caller that we don't have a clue: + return wxDefaultSize; } +/*static*/ +void wxArtProvider::InitNativeProvider() +{ +} +#endif // !wxHAS_NATIVE_ART_PROVIDER_IMPL + + +/* static */ +bool wxArtProvider::HasNativeProvider() +{ +#ifdef __WXGTK20__ + return true; +#else + return false; +#endif +} + +// ---------------------------------------------------------------------------- +// deprecated wxArtProvider methods +// ---------------------------------------------------------------------------- + +#if WXWIN_COMPATIBILITY_2_6 + +/* static */ void wxArtProvider::PushProvider(wxArtProvider *provider) +{ + Push(provider); +} +/* static */ void wxArtProvider::InsertProvider(wxArtProvider *provider) +{ + Insert(provider); +} + +/* static */ bool wxArtProvider::PopProvider() +{ + return Pop(); +} + +/* static */ bool wxArtProvider::RemoveProvider(wxArtProvider *provider) +{ + // RemoveProvider() used to delete the provider being removed so this is + // not a typo, we must call Delete() and not Remove() here + return Delete(provider); +} + +#endif // WXWIN_COMPATIBILITY_2_6 + +#if WXWIN_COMPATIBILITY_2_8 +/* static */ void wxArtProvider::Insert(wxArtProvider *provider) +{ + PushBack(provider); +} +#endif // WXWIN_COMPATIBILITY_2_8 + +// ============================================================================ +// wxArtProviderModule +// ============================================================================ class wxArtProviderModule: public wxModule { public: - bool OnInit() { return TRUE; } - void OnExit() { wxArtProvider::CleanUpProviders(); } + bool OnInit() + { + wxArtProvider::InitStdProvider(); + wxArtProvider::InitNativeProvider(); + return true; + } + void OnExit() + { + wxArtProvider::CleanUpProviders(); + } DECLARE_DYNAMIC_CLASS(wxArtProviderModule) };