vcl/android/androidinst.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <jni.h>
  11
  12 #include <android/log.h>
  13 #include <android/looper.h>
  14 #include <android/bitmap.h>
  15
  16 #include <android/androidinst.hxx>
  17 #include <headless/svpdummies.hxx>
  18 #include <unx/gendata.hxx>
  19 #include <osl/detail/android-bootstrap.h>
  20 #include <rtl/strbuf.hxx>
  21 #include <vcl/settings.hxx>
  22 #include <vcl/layout.hxx>
  23
  24 #define LOGTAG "LibreOffice/androidinst"
  25 #define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, LOGTAG, __VA_ARGS__))
  26 #define LOGE(...) ((void)__android_log_print(ANDROID_LOG_ERROR, LOGTAG, __VA_ARGS__))
  27
  28 // Horrible hack
  29 static int viewWidth = 1, viewHeight = 1;
  30
  31 class AndroidSalData : public SalGenericData
  32 {
  33 public:
  34     explicit AndroidSalData( SalInstance *pInstance ) : SalGenericData( SAL_DATA_ANDROID, pInstance ) {}
  35     virtual void ErrorTrapPush() {}
  36     virtual bool ErrorTrapPop( bool ) { return false; }
  37 };
  38
  39 void AndroidSalInstance::GetWorkArea(tools::Rectangle& rRect)
  40 {
  41     rRect = tools::Rectangle( Point( 0, 0 ),
  42                        Size( viewWidth, viewHeight ) );
  43 }
  44
  45 AndroidSalInstance *AndroidSalInstance::getInstance()
  46 {
  47     if (!ImplGetSVData())
  48         return NULL;
  49     AndroidSalData *pData = static_cast<AndroidSalData *>(ImplGetSVData()->mpSalData);
  50     if (!pData)
  51         return NULL;
  52     return static_cast<AndroidSalInstance *>(pData->m_pInstance);
  53 }
  54
  55 AndroidSalInstance::AndroidSalInstance( SalYieldMutex *pMutex )
  56     : SvpSalInstance( pMutex )
  57 {
  58     int res = (lo_get_javavm())->AttachCurrentThread(&m_pJNIEnv, NULL);
  59     LOGI("AttachCurrentThread res=%d env=%p", res, m_pJNIEnv);
  60 }
  61
  62 AndroidSalInstance::~AndroidSalInstance()
  63 {
  64     int res = (lo_get_javavm())->DetachCurrentThread();
  65     LOGI("DetachCurrentThread res=%d", res);
  66     LOGI("destroyed Android Sal Instance");
  67 }
  68
  69 bool AndroidSalInstance::AnyInput( VclInputFlags nType )
  70 {
  71     if( nType & VclInputFlags::TIMER )
  72         return CheckTimeout( false );
  73
  74     // Unfortunately there is no way to check for a specific type of
  75     // input being queued. That information is too hidden, sigh.
  76     return SvpSalInstance::s_pDefaultInstance->PostedEventsInQueue();
  77 }
  78
  79 class AndroidSalSystem : public SvpSalSystem {
  80 public:
  81     AndroidSalSystem() : SvpSalSystem() {}
  82     virtual ~AndroidSalSystem() {}
  83     virtual int ShowNativeDialog( const OUString& rTitle,
  84                                   const OUString& rMessage,
  85                                   const std::list< OUString >& rButtons,
  86                                   int nDefButton );
  87 };
  88
  89 SalSystem *AndroidSalInstance::CreateSalSystem()
  90 {
  91     return new AndroidSalSystem();
  92 }
  93
  94 class AndroidSalFrame : public SvpSalFrame
  95 {
  96 public:
  97     AndroidSalFrame( AndroidSalInstance *pInstance,
  98                      SalFrame           *pParent,
  99                      SalFrameStyleFlags  nSalFrameStyle )
 100         : SvpSalFrame(pInstance, pParent, nSalFrameStyle)
 101     {
 102         if (pParent == NULL && viewWidth > 1 && viewHeight > 1)
 103             SetPosSize(0, 0, viewWidth, viewHeight, SAL_FRAME_POSSIZE_WIDTH | SAL_FRAME_POSSIZE_HEIGHT);
 104     }
 105
 106     virtual void GetWorkArea(tools::Rectangle& rRect)
 107     {
 108         AndroidSalInstance::getInstance()->GetWorkArea( rRect );
 109     }
 110
 111     virtual void UpdateSettings( AllSettings &rSettings )
 112     {
 113         // Clobber the UI fonts
 114 #if 0
 115         psp::FastPrintFontInfo aInfo;
 116         aInfo.m_aFamilyName = "Roboto";
 117         aInfo.m_eItalic = ITALIC_NORMAL;
 118         aInfo.m_eWeight = WEIGHT_NORMAL;
 119         aInfo.m_eWidth = WIDTH_NORMAL;
 120         psp::PrintFontManager::get().matchFont( aInfo, rSettings.GetUILocale() );
 121 #endif
 122
 123         // FIXME: is 14 point enough ?
 124         vcl::Font aFont( OUString( "Roboto" ), Size( 0, 14 ) );
 125
 126         StyleSettings aStyleSet = rSettings.GetStyleSettings();
 127         aStyleSet.SetAppFont( aFont );
 128         aStyleSet.SetHelpFont( aFont );
 129         aStyleSet.SetMenuFont( aFont );
 130         aStyleSet.SetToolFont( aFont );
 131         aStyleSet.SetLabelFont( aFont );
 132         aStyleSet.SetRadioCheckFont( aFont );
 133         aStyleSet.SetPushButtonFont( aFont );
 134         aStyleSet.SetFieldFont( aFont );
 135         aStyleSet.SetIconFont( aFont );
 136         aStyleSet.SetTabFont( aFont );
 137         aStyleSet.SetGroupFont( aFont );
 138
 139         rSettings.SetStyleSettings( aStyleSet );
 140     }
 141 };
 142
 143 SalFrame *AndroidSalInstance::CreateChildFrame( SystemParentData* /*pParent*/, SalFrameStyleFlags nStyle )
 144 {
 145     return new AndroidSalFrame( this, NULL, nStyle );
 146 }
 147
 148 SalFrame *AndroidSalInstance::CreateFrame( SalFrame* pParent, SalFrameStyleFlags nStyle )
 149 {
 150     return new AndroidSalFrame( this, pParent, nStyle );
 151 }
 152
 153 // All the interesting stuff is slaved from the AndroidSalInstance
 154 void InitSalData()   {}
 155 void DeInitSalData() {}
 156 void InitSalMain()   {}
 157
 158 void SalAbort( const OUString& rErrorText, bool bDumpCore )
 159 {
 160     OUString aError( rErrorText );
 161     if( aError.isEmpty() )
 162         aError = "Unknown application error";
 163     LOGI("%s", OUStringToOString(rErrorText, osl_getThreadTextEncoding()).getStr() );
 164
 165     LOGI("SalAbort: '%s'",
 166          OUStringToOString(aError, RTL_TEXTENCODING_ASCII_US).getStr());
 167     if( bDumpCore )
 168         abort();
 169     else
 170         _exit(1);
 171 }
 172
 173 const OUString& SalGetDesktopEnvironment()
 174 {
 175     static OUString aEnv( "android" );
 176     return aEnv;
 177 }
 178
 179 SalData::SalData() :
 180     m_pInstance( 0 ),
 181     m_pPlugin( 0 ),
 182     m_pPIManager(0 )
 183 {
 184 }
 185
 186 SalData::~SalData()
 187 {
 188 }
 189
 190 // This is our main entry point:
 191 SalInstance *CreateSalInstance()
 192 {
 193     LOGI("Android: CreateSalInstance!");
 194     AndroidSalInstance* pInstance = new AndroidSalInstance( new SalYieldMutex() );
 195     new AndroidSalData( pInstance );
 196     pInstance->AcquireYieldMutex(1);
 197     return pInstance;
 198 }
 199
 200 void DestroySalInstance( SalInstance *pInst )
 201 {
 202     pInst->ReleaseYieldMutex();
 203     delete pInst;
 204 }
 205
 206 int AndroidSalSystem::ShowNativeDialog( const OUString& rTitle,
 207                                         const OUString& rMessage,
 208                                         const std::list< OUString >& rButtons,
 209                                         int nDefButton )
 210 {
 211     (void)rButtons; (void)nDefButton;
 212     LOGI("LibreOffice native dialog '%s': '%s'",
 213          OUStringToOString(rTitle, RTL_TEXTENCODING_ASCII_US).getStr(),
 214          OUStringToOString(rMessage, RTL_TEXTENCODING_ASCII_US).getStr());
 215     LOGI("Dialog '%s': '%s'",
 216          OUStringToOString(rTitle, RTL_TEXTENCODING_ASCII_US).getStr(),
 217          OUStringToOString(rMessage, RTL_TEXTENCODING_ASCII_US).getStr());
 218
 219     if (AndroidSalInstance::getInstance() != NULL)
 220     {
 221         // Does Android have a native dialog ? if not,. we have to do this ...
 222
 223         // Of course it has. android.app.AlertDialog seems like a good
 224         // choice, it even has one, two or three buttons. Naturally,
 225         // it intended to be used from Java, so some verbose JNI
 226         // horror would be needed to use it directly here. Probably we
 227         // want some easier to use magic wrapper, hmm.
 228
 229         MessageDialog aVclErrBox(NULL, rMessage);
 230         aVclErrBox.SetText(rTitle);
 231         aVclErrBox.Execute();
 232     }
 233     else
 234         LOGE("VCL not initialized");
 235     return 0;
 236 }
 237
 238 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */