| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/dfb/app.cpp |
| 3 | // Purpose: wxApp implementation |
| 4 | // Author: Vaclav Slavik |
| 5 | // based on MGL implementation |
| 6 | // Created: 2006-08-16 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2006 REA Elektronik GmbH |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // For compilers that support precompilation, includes "wx.h". |
| 13 | #include "wx/wxprec.h" |
| 14 | |
| 15 | #ifdef __BORLANDC__ |
| 16 | #pragma hdrstop |
| 17 | #endif |
| 18 | |
| 19 | #include "wx/app.h" |
| 20 | |
| 21 | #include "wx/evtloop.h" |
| 22 | #include "wx/thread.h" |
| 23 | #include "wx/dfb/private.h" |
| 24 | #include "wx/private/fontmgr.h" |
| 25 | |
| 26 | //----------------------------------------------------------------------------- |
| 27 | // wxApp initialization |
| 28 | //----------------------------------------------------------------------------- |
| 29 | |
| 30 | IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) |
| 31 | |
| 32 | wxApp::wxApp() |
| 33 | { |
| 34 | } |
| 35 | |
| 36 | wxApp::~wxApp() |
| 37 | { |
| 38 | } |
| 39 | |
| 40 | bool wxApp::Initialize(int& argc, wxChar **argv) |
| 41 | { |
| 42 | if ( !wxAppBase::Initialize(argc, argv) ) |
| 43 | return false; |
| 44 | |
| 45 | // FIXME-UTF8: This code is taken from wxGTK and duplicated here. This |
| 46 | // is just a temporary fix to make wxDFB compile in Unicode |
| 47 | // build, the real fix is to change Initialize()'s signature |
| 48 | // to use char* on Unix. |
| 49 | #if wxUSE_UNICODE |
| 50 | // DirectFBInit() wants UTF-8, not wchar_t, so convert |
| 51 | int i; |
| 52 | char **argvDFB = new char *[argc + 1]; |
| 53 | for ( i = 0; i < argc; i++ ) |
| 54 | { |
| 55 | argvDFB[i] = strdup(wxConvUTF8.cWX2MB(argv[i])); |
| 56 | } |
| 57 | |
| 58 | argvDFB[argc] = NULL; |
| 59 | |
| 60 | int argcDFB = argc; |
| 61 | |
| 62 | if ( !wxDfbCheckReturn(DirectFBInit(&argcDFB, &argvDFB)) ) |
| 63 | return false; |
| 64 | |
| 65 | if ( argcDFB != argc ) |
| 66 | { |
| 67 | // we have to drop the parameters which were consumed by DFB+ |
| 68 | for ( i = 0; i < argcDFB; i++ ) |
| 69 | { |
| 70 | while ( strcmp(wxConvUTF8.cWX2MB(argv[i]), argvDFB[i]) != 0 ) |
| 71 | { |
| 72 | memmove(argv + i, argv + i + 1, (argc - i)*sizeof(*argv)); |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | argc = argcDFB; |
| 77 | } |
| 78 | //else: DirectFBInit() didn't modify our parameters |
| 79 | |
| 80 | // free our copy |
| 81 | for ( i = 0; i < argcDFB; i++ ) |
| 82 | { |
| 83 | free(argvDFB[i]); |
| 84 | } |
| 85 | |
| 86 | delete [] argvDFB; |
| 87 | |
| 88 | #else // ANSI |
| 89 | |
| 90 | if ( !wxDfbCheckReturn(DirectFBInit(&argc, &argv)) ) |
| 91 | return false; |
| 92 | |
| 93 | #endif // Unicode/ANSI |
| 94 | |
| 95 | // update internal arg[cv] as DFB may have removed processed options: |
| 96 | this->argc = argc; |
| 97 | this->argv = argv; |
| 98 | |
| 99 | if ( !wxIDirectFB::Get() ) |
| 100 | return false; |
| 101 | |
| 102 | return true; |
| 103 | } |
| 104 | |
| 105 | void wxApp::CleanUp() |
| 106 | { |
| 107 | wxAppBase::CleanUp(); |
| 108 | |
| 109 | wxFontsManager::CleanUp(); |
| 110 | |
| 111 | wxEventLoop::CleanUp(); |
| 112 | wxIDirectFB::CleanUp(); |
| 113 | } |
| 114 | |
| 115 | //----------------------------------------------------------------------------- |
| 116 | // display mode |
| 117 | //----------------------------------------------------------------------------- |
| 118 | |
| 119 | static wxVideoMode GetCurrentVideoMode() |
| 120 | { |
| 121 | wxIDirectFBDisplayLayerPtr layer(wxIDirectFB::Get()->GetDisplayLayer()); |
| 122 | if ( !layer ) |
| 123 | return wxVideoMode(); // invalid |
| 124 | |
| 125 | return layer->GetVideoMode(); |
| 126 | } |
| 127 | |
| 128 | wxVideoMode wxApp::GetDisplayMode() const |
| 129 | { |
| 130 | if ( !m_videoMode.IsOk() ) |
| 131 | wxConstCast(this, wxApp)->m_videoMode = GetCurrentVideoMode(); |
| 132 | |
| 133 | return m_videoMode; |
| 134 | } |
| 135 | |
| 136 | bool wxApp::SetDisplayMode(const wxVideoMode& mode) |
| 137 | { |
| 138 | if ( !wxIDirectFB::Get()->SetVideoMode(mode.w, mode.h, mode.bpp) ) |
| 139 | return false; |
| 140 | |
| 141 | m_videoMode = mode; |
| 142 | return true; |
| 143 | } |
| 144 | |
| 145 | //----------------------------------------------------------------------------- |
| 146 | // events processing related |
| 147 | //----------------------------------------------------------------------------- |
| 148 | |
| 149 | void wxApp::WakeUpIdle() |
| 150 | { |
| 151 | #if wxUSE_THREADS |
| 152 | if (!wxThread::IsMain()) |
| 153 | wxMutexGuiEnter(); |
| 154 | #endif |
| 155 | |
| 156 | wxEventLoopBase * const loop = wxEventLoop::GetActive(); |
| 157 | if ( loop ) |
| 158 | loop->WakeUp(); |
| 159 | |
| 160 | #if wxUSE_THREADS |
| 161 | if (!wxThread::IsMain()) |
| 162 | wxMutexGuiLeave(); |
| 163 | #endif |
| 164 | } |
| 165 | |
| 166 | |
| 167 | bool wxApp::Yield(bool onlyIfNeeded) |
| 168 | { |
| 169 | #if wxUSE_THREADS |
| 170 | if ( !wxThread::IsMain() ) |
| 171 | return true; // can't process events from other threads |
| 172 | #endif // wxUSE_THREADS |
| 173 | |
| 174 | if ( m_isInsideYield ) |
| 175 | { |
| 176 | if ( !onlyIfNeeded ) |
| 177 | { |
| 178 | wxFAIL_MSG( wxT("wxYield called recursively" ) ); |
| 179 | } |
| 180 | |
| 181 | return false; |
| 182 | } |
| 183 | |
| 184 | m_isInsideYield = true; |
| 185 | |
| 186 | #if wxUSE_LOG |
| 187 | wxLog::Suspend(); |
| 188 | #endif // wxUSE_LOG |
| 189 | |
| 190 | wxEventLoop * const |
| 191 | loop = static_cast<wxEventLoop *>(wxEventLoop::GetActive()); |
| 192 | if ( loop ) |
| 193 | loop->Yield(); |
| 194 | |
| 195 | // it's necessary to call ProcessIdle() to update the frames sizes which |
| 196 | // might have been changed (it also will update other things set from |
| 197 | // OnUpdateUI() which is a nice (and desired) side effect) |
| 198 | while ( ProcessIdle() ) {} |
| 199 | |
| 200 | #if wxUSE_LOG |
| 201 | wxLog::Resume(); |
| 202 | #endif // wxUSE_LOG |
| 203 | |
| 204 | m_isInsideYield = false; |
| 205 | |
| 206 | return true; |
| 207 | } |