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inpobj.cpp
Package: shell.rar　[view]
Upload User: xhy777
Upload Date: 2007-02-14
Package Size: 24088k
Code Size: 2k
Category:

Windows Kernel

Development Platform:

Visual C++

inpobj.cpp：Code Content
  1. #include "priv.h"
  2. #include "inpobj.h"
  4. #define DM_FOCUS        0   // focus stuff
  5. #define DM_FOCUS2       0   // like DM_FOCUS, but verbose
  7. //***   IInputObject {
  9. HRESULT UnkHasFocusIO(IUnknown *punkThis)
  10. {
  11.     HRESULT hres = E_FAIL;
  13.     if (punkThis != NULL) {
  14.         IInputObject *pio;
  16.         hres = punkThis->QueryInterface(IID_IInputObject, (LPVOID*)&pio);
  17.         if (SUCCEEDED(hres)) {
  18.             hres = pio->HasFocusIO();
  19.             pio->Release();
  20.         }
  21.     }
  23.     if (hres != S_OK)
  24.         TraceMsg(DM_FOCUS2, "hfio hres=%x (!=S_OK)", hres);
  25.     return hres;
  26. }
  28. HRESULT UnkTranslateAcceleratorIO(IUnknown *punkThis, MSG* pmsg)
  29. {
  30.     HRESULT hres = E_FAIL;
  32.     if (punkThis != NULL) {
  33.         IInputObject *pio;
  35.         hres = punkThis->QueryInterface(IID_IInputObject, (LPVOID*)&pio);
  36.         if (SUCCEEDED(hres)) {
  37.             hres = pio->TranslateAcceleratorIO(pmsg);
  38.             pio->Release();
  39.         }
  40.     }
  42.     return hres;
  43. }
  45. HRESULT UnkUIActivateIO(IUnknown *punkThis, BOOL fActivate, LPMSG lpMsg)
  46. {
  47.     HRESULT hres = E_FAIL;
  49.     if (punkThis != NULL) {
  50.         IInputObject *pio;
  52.         hres = punkThis->QueryInterface(IID_IInputObject, (LPVOID*)&pio);
  53.         if (SUCCEEDED(hres)) {
  54.             hres = pio->UIActivateIO(fActivate, lpMsg);
  55.             pio->Release();
  56.         }
  57.     }
  59.     if (FAILED(hres))
  60.         TraceMsg(DM_FOCUS2, "uiaio(fActivate=%d) hres=%x (FAILED)", fActivate, hres);
  62.     return hres;
  63. }
  65. // }
  67. //***   IInputObjectSite {
  69. HRESULT UnkOnFocusChangeIS(IUnknown *punkThis, IUnknown *punkSrc, BOOL fSetFocus)
  70. {
  71.     HRESULT hres = E_FAIL;
  73.     if (punkThis != NULL) {
  74.         IInputObjectSite *pis;
  76.         hres = punkThis->QueryInterface(IID_IInputObjectSite, (LPVOID*)&pis);
  77.         if (SUCCEEDED(hres)) {
  78.             hres = pis->OnFocusChangeIS(punkSrc, fSetFocus);
  79.             pis->Release();
  80.         }
  81.     }
  83.     if (FAILED(hres))
  84.         TraceMsg(DM_FOCUS, "ofcis(punk=%x fSetFocus=%d) hres=%x (FAILED)", punkSrc, fSetFocus, hres);
  86.     return hres;
  87. }
  89. // }