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      1 /*
      2  IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in
      3  consideration of your agreement to the following terms, and your use, installation,
      4  modification or redistribution of this Apple software constitutes acceptance of these
      5  terms.  If you do not agree with these terms, please do not use, install, modify or
      6  redistribute this Apple software.
      7 
      8  In consideration of your agreement to abide by the following terms, and subject to these
      9  terms, Apple grants you a personal, non-exclusive license, under Apples copyrights in
     10  this original Apple software (the "Apple Software"), to use, reproduce, modify and
     11  redistribute the Apple Software, with or without modifications, in source and/or binary
     12  forms; provided that if you redistribute the Apple Software in its entirety and without
     13  modifications, you must retain this notice and the following text and disclaimers in all
     14  such redistributions of the Apple Software.  Neither the name, trademarks, service marks
     15  or logos of Apple Computer, Inc. may be used to endorse or promote products derived from
     16  the Apple Software without specific prior written permission from Apple. Except as expressly
     17  stated in this notice, no other rights or licenses, express or implied, are granted by Apple
     18  herein, including but not limited to any patent rights that may be infringed by your
     19  derivative works or by other works in which the Apple Software may be incorporated.
     20 
     21  The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO WARRANTIES,
     22  EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT,
     23  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS
     24  USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
     25 
     26  IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
     27  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     28           OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE,
     29  REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND
     30  WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR
     31  OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #include <stdlib.h>
     35 #include "main.h"
     36 #include "PluginObject.h"
     37 
     38 int SubPlugin::getPluginWidth() {
     39     PluginObject *obj = (PluginObject*) inst()->pdata;
     40     return obj->window->width;
     41 }
     42 
     43 int SubPlugin::getPluginHeight() {
     44     PluginObject *obj = (PluginObject*) inst()->pdata;
     45     return obj->window->height;
     46 }
     47 
     48 bool SurfaceSubPlugin::supportsDrawingModel(ANPDrawingModel model) {
     49     return (model == kSurface_ANPDrawingModel);
     50 }
     51 
     52 void SurfaceSubPlugin::setContext(jobject context) {
     53     JNIEnv* env = NULL;
     54     if (gVM->GetEnv((void**) &env, JNI_VERSION_1_4) == JNI_OK) {
     55 
     56         // if one exists then free its global reference
     57         if (m_context) {
     58             env->DeleteGlobalRef(m_context);
     59             m_context = NULL;
     60         }
     61 
     62         // create a new global ref
     63         if (context) {
     64             context = env->NewGlobalRef(context);
     65         }
     66 
     67         // set the value
     68         m_context = context;
     69     }
     70 }
     71 
     72 static void pluginInvalidate(NPObject *obj);
     73 static bool pluginHasProperty(NPObject *obj, NPIdentifier name);
     74 static bool pluginHasMethod(NPObject *obj, NPIdentifier name);
     75 static bool pluginGetProperty(NPObject *obj, NPIdentifier name, NPVariant *variant);
     76 static bool pluginSetProperty(NPObject *obj, NPIdentifier name, const NPVariant *variant);
     77 static bool pluginInvoke(NPObject *obj, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result);
     78 static bool pluginInvokeDefault(NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result);
     79 static NPObject *pluginAllocate(NPP npp, NPClass *theClass);
     80 static void pluginDeallocate(NPObject *obj);
     81 static bool pluginRemoveProperty(NPObject *npobj, NPIdentifier name);
     82 static bool pluginEnumerate(NPObject *npobj, NPIdentifier **value, uint32_t *count);
     83 
     84 
     85 
     86 static NPClass pluginClass = {
     87     NP_CLASS_STRUCT_VERSION,
     88     pluginAllocate,
     89     pluginDeallocate,
     90     pluginInvalidate,
     91     pluginHasMethod,
     92     pluginInvoke,
     93     pluginInvokeDefault,
     94     pluginHasProperty,
     95     pluginGetProperty,
     96     pluginSetProperty,
     97     pluginRemoveProperty,
     98     pluginEnumerate
     99 };
    100 
    101 NPClass *getPluginClass(void)
    102 {
    103     return &pluginClass;
    104 }
    105 
    106 static bool identifiersInitialized = false;
    107 
    108 #define ID_TESTFILE_PROPERTY            0
    109 #define NUM_PROPERTY_IDENTIFIERS        1
    110 
    111 static NPIdentifier pluginPropertyIdentifiers[NUM_PROPERTY_IDENTIFIERS];
    112 static const NPUTF8 *pluginPropertyIdentifierNames[NUM_PROPERTY_IDENTIFIERS] = {
    113     "testfile"
    114 };
    115 
    116 #define ID_GETTESTFILE_METHOD                   0
    117 #define NUM_METHOD_IDENTIFIERS                  1
    118 
    119 static NPIdentifier pluginMethodIdentifiers[NUM_METHOD_IDENTIFIERS];
    120 static const NPUTF8 *pluginMethodIdentifierNames[NUM_METHOD_IDENTIFIERS] = {
    121     "getTestFile"
    122 };
    123 
    124 static void initializeIdentifiers(void)
    125 {
    126     browser->getstringidentifiers(pluginPropertyIdentifierNames, NUM_PROPERTY_IDENTIFIERS, pluginPropertyIdentifiers);
    127     browser->getstringidentifiers(pluginMethodIdentifierNames, NUM_METHOD_IDENTIFIERS, pluginMethodIdentifiers);
    128 }
    129 
    130 static bool pluginHasProperty(NPObject *obj, NPIdentifier name)
    131 {
    132     int i;
    133     for (i = 0; i < NUM_PROPERTY_IDENTIFIERS; i++)
    134         if (name == pluginPropertyIdentifiers[i])
    135             return true;
    136     return false;
    137 }
    138 
    139 static bool pluginHasMethod(NPObject *obj, NPIdentifier name)
    140 {
    141     int i;
    142     for (i = 0; i < NUM_METHOD_IDENTIFIERS; i++)
    143         if (name == pluginMethodIdentifiers[i])
    144             return true;
    145     return false;
    146 }
    147 
    148 static bool pluginGetProperty(NPObject *obj, NPIdentifier name, NPVariant *variant)
    149 {
    150     PluginObject *plugin = (PluginObject *)obj;
    151     if (name == pluginPropertyIdentifiers[ID_TESTFILE_PROPERTY]) {
    152         BOOLEAN_TO_NPVARIANT(true, *variant);
    153         return true;
    154     }
    155     return false;
    156 }
    157 
    158 static bool pluginSetProperty(NPObject *obj, NPIdentifier name, const NPVariant *variant)
    159 {
    160     return false;
    161 }
    162 
    163 static bool pluginInvoke(NPObject *obj, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result)
    164 {
    165     PluginObject *plugin = (PluginObject *)obj;
    166     if (name == pluginMethodIdentifiers[ID_GETTESTFILE_METHOD]) {
    167         return true;
    168     }
    169     return false;
    170 }
    171 
    172 static bool pluginInvokeDefault(NPObject *obj, const NPVariant *args, uint32_t argCount, NPVariant *result)
    173 {
    174     return false;
    175 }
    176 
    177 static void pluginInvalidate(NPObject *obj)
    178 {
    179     // Release any remaining references to JavaScript objects.
    180 }
    181 
    182 static NPObject *pluginAllocate(NPP npp, NPClass *theClass)
    183 {
    184     PluginObject *newInstance = (PluginObject*) malloc(sizeof(PluginObject));
    185     newInstance->header._class = theClass;
    186     newInstance->header.referenceCount = 1;
    187 
    188     if (!identifiersInitialized) {
    189         identifiersInitialized = true;
    190         initializeIdentifiers();
    191     }
    192 
    193     newInstance->npp = npp;
    194 
    195     return &newInstance->header;
    196 }
    197 
    198 static void pluginDeallocate(NPObject *obj)
    199 {
    200     free(obj);
    201 }
    202 
    203 static bool pluginRemoveProperty(NPObject *npobj, NPIdentifier name)
    204 {
    205     return false;
    206 }
    207 
    208 static bool pluginEnumerate(NPObject *npobj, NPIdentifier **value, uint32_t *count)
    209 {
    210     return false;
    211 }
    212