modules/plugin/sdk/samples/winless/windows/plugin.cpp

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  37
  38
  39 #include <windows.h>
  40 #include <windowsx.h>
  41
  42 #include "plugin.h"
  43
  44 //////////////////////////////////////
  45 //
  46 // general initialization and shutdown
  47 //
  48 NPError NS_PluginInitialize()
  49 {
  50   return NPERR_NO_ERROR;
  51 }
  52
  53 void NS_PluginShutdown()
  54 {
  55 }
  56
  57 /////////////////////////////////////////////////////////////
  58 //
  59 // construction and destruction of our plugin instance object
  60 //
  61 nsPluginInstanceBase * NS_NewPluginInstance(nsPluginCreateData * aCreateDataStruct)
  62 {
  63   if(!aCreateDataStruct)
  64     return NULL;
  65
  66   nsPluginInstance * plugin = new nsPluginInstance(aCreateDataStruct->instance);
  67
  68   // now is the time to tell Mozilla that we are windowless
  69   NPN_SetValue(aCreateDataStruct->instance, NPPVpluginWindowBool, NULL);
  70
  71   return plugin;
  72 }
  73
  74 void NS_DestroyPluginInstance(nsPluginInstanceBase * aPlugin)
  75 {
  76   if(aPlugin)
  77     delete (nsPluginInstance *)aPlugin;
  78 }
  79
  80 ////////////////////////////////////////
  81 //
  82 // nsPluginInstance class implementation
  83 //
  84 nsPluginInstance::nsPluginInstance(NPP aInstance) : nsPluginInstanceBase(),
  85   mInstance(aInstance),
  86   mInitialized(FALSE)
  87 {
  88 }
  89
  90 nsPluginInstance::~nsPluginInstance()
  91 {
  92 }
  93
  94 NPBool nsPluginInstance::init(NPWindow* aWindow)
  95 {
  96   // no GUI to init in windowless case
  97   mInitialized = TRUE;
  98   return TRUE;
  99 }
 100
 101 void nsPluginInstance::shut()
 102 {
 103   // no GUI to shut in windowless case
 104   mInitialized = FALSE;
 105 }
 106
 107 NPBool nsPluginInstance::isInitialized()
 108 {
 109   return mInitialized;
 110 }
 111
 112 NPError nsPluginInstance::SetWindow(NPWindow* aWindow)
 113 {
 114   // keep window parameters
 115   mWindow = aWindow;
 116   return NPERR_NO_ERROR;
 117 }
 118
 119 uint16_t nsPluginInstance::HandleEvent(void* aEvent)
 120 {
 121   NPEvent * event = (NPEvent *)aEvent;
 122   switch (event->event) {
 123     case WM_PAINT:
 124     {
 125       if(!mWindow)
 126         break;
 127
 128       // get the dirty rectangle to update or repaint the whole window
 129       RECT * drc = (RECT *)event->lParam;
 130       if(drc)
 131         FillRect((HDC)event->wParam, drc, (HBRUSH)(COLOR_ACTIVECAPTION+1));
 132       else {
 133         RECT rc;
 134         rc.bottom = mWindow->y + mWindow->height;
 135         rc.left   = mWindow->x;
 136         rc.right  = mWindow->x + mWindow->width;
 137         rc.top    = mWindow->y;
 138         FillRect((HDC)event->wParam, &rc, (HBRUSH)(COLOR_ACTIVECAPTION+1));
 139       }
 140       break;
 141     }
 142     case WM_KEYDOWN:
 143     {
 144       Beep(1000,100);
 145       break;
 146     }
 147     default:
 148       return 0;
 149   }
 150   return 1;
 151 }