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src/java.desktop/windows/native/libawt/windows/awt_Taskbar.cpp

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  41  */
  42 JNIEXPORT jboolean JNICALL Java_sun_awt_windows_WTaskbarPeer_nativeInit
  43   (JNIEnv *env, jclass)
  44 {
  45     if (SUCCEEDED(::CoCreateInstance(CLSID_TaskbarList, NULL,
  46             CLSCTX_INPROC_SERVER, IID_ITaskbarList, (LPVOID *)&m_Taskbar))) {
  47         return JNI_TRUE;
  48     } else {
  49         return JNI_FALSE;
  50     }
  51 }
  52 
  53 /*
  54  * Class:     sun_awt_windows_WTaskbarPeer
  55  * Method:    setProgressValue
  56  * Signature: (JI)V
  57  */
  58 JNIEXPORT void JNICALL Java_sun_awt_windows_WTaskbarPeer_setProgressValue
  59   (JNIEnv *, jobject, jlong window, jint value)
  60 {



  61     m_Taskbar->SetProgressValue((HWND)window, value, 100);

  62 }
  63 
  64 
  65 
  66 /*
  67  * Class:     sun_awt_windows_WTaskbarPeer
  68  * Method:    setProgressState
  69  * Signature: (JI)V
  70  */
  71 JNIEXPORT void JNICALL Java_sun_awt_windows_WTaskbarPeer_setProgressState
  72   (JNIEnv *env, jobject, jlong window, jobject state)
  73 {
  74     TBPFLAG flag = TBPF_NOPROGRESS;
  75 
  76     static jmethodID nameMID = NULL;
  77     if (!nameMID) {
  78         jclass stateCls = env->FindClass("java/awt/Taskbar$State");
  79         CHECK_NULL(stateCls);
  80         nameMID = env->GetMethodID(stateCls, "name", "()Ljava/lang/String;");
  81         CHECK_NULL(nameMID);
  82     }
  83     jstring value = (jstring) env->CallObjectMethod(state, nameMID);
  84     CHECK_NULL(value);
  85     const char* valueNative = env->GetStringUTFChars(value, 0);
  86     if (valueNative) {
  87         if (strcmp(valueNative, "OFF") == 0) {
  88             flag = TBPF_NOPROGRESS;
  89         } else if (strcmp(valueNative, "NORMAL") == 0) {
  90             flag = TBPF_NORMAL;



  91         } else if (strcmp(valueNative, "PAUSED") == 0) {
  92             flag = TBPF_PAUSED;
  93         } else if (strcmp(valueNative, "INDETERMINATE") == 0) {
  94             flag = TBPF_INDETERMINATE;
  95         } else if (strcmp(valueNative, "ERROR") == 0) {
  96             flag = TBPF_ERROR;
  97         }
  98         env->ReleaseStringUTFChars(value, valueNative);
  99         m_Taskbar->SetProgressState((HWND)window, flag);
 100     }
 101 }
 102 
 103 /*
 104  * Class:     sun_awt_windows_WTaskbarPeer
 105  * Method:    flashWindow
 106  * Signature: (JZ)V
 107  */
 108 JNIEXPORT void JNICALL Java_sun_awt_windows_WTaskbarPeer_flashWindow
 109   (JNIEnv *, jobject, jlong window)
 110 {


  41  */
  42 JNIEXPORT jboolean JNICALL Java_sun_awt_windows_WTaskbarPeer_nativeInit
  43   (JNIEnv *env, jclass)
  44 {
  45     if (SUCCEEDED(::CoCreateInstance(CLSID_TaskbarList, NULL,
  46             CLSCTX_INPROC_SERVER, IID_ITaskbarList, (LPVOID *)&m_Taskbar))) {
  47         return JNI_TRUE;
  48     } else {
  49         return JNI_FALSE;
  50     }
  51 }
  52 
  53 /*
  54  * Class:     sun_awt_windows_WTaskbarPeer
  55  * Method:    setProgressValue
  56  * Signature: (JI)V
  57  */
  58 JNIEXPORT void JNICALL Java_sun_awt_windows_WTaskbarPeer_setProgressValue
  59   (JNIEnv *, jobject, jlong window, jint value)
  60 {
  61     if (value < 0 || value > 100) {
  62         m_Taskbar->SetProgressState((HWND)window, TBPF_NOPROGRESS);
  63     } else {
  64         m_Taskbar->SetProgressValue((HWND)window, value, 100);
  65     }
  66 }
  67 
  68 
  69 
  70 /*
  71  * Class:     sun_awt_windows_WTaskbarPeer
  72  * Method:    setProgressState
  73  * Signature: (JI)V
  74  */
  75 JNIEXPORT void JNICALL Java_sun_awt_windows_WTaskbarPeer_setProgressState
  76   (JNIEnv *env, jobject, jlong window, jobject state)
  77 {
  78     TBPFLAG flag = TBPF_NOPROGRESS;
  79 
  80     static jmethodID nameMID = NULL;
  81     if (!nameMID) {
  82         jclass stateCls = env->FindClass("java/awt/Taskbar$State");
  83         CHECK_NULL(stateCls);
  84         nameMID = env->GetMethodID(stateCls, "name", "()Ljava/lang/String;");
  85         CHECK_NULL(nameMID);
  86     }
  87     jstring value = (jstring) env->CallObjectMethod(state, nameMID);
  88     CHECK_NULL(value);
  89     const char* valueNative = env->GetStringUTFChars(value, 0);
  90     if (valueNative) {
  91         if (strcmp(valueNative, "OFF") == 0) {
  92             flag = TBPF_NOPROGRESS;
  93         } else if (strcmp(valueNative, "NORMAL") == 0) {
  94             flag = TBPF_NORMAL;
  95 
  96             // Switching from TBPF_INDETERMINATE to TBPF_NORMAL has no effect
  97             m_Taskbar->SetProgressState((HWND)window, TBPF_PAUSED);
  98         } else if (strcmp(valueNative, "PAUSED") == 0) {
  99             flag = TBPF_PAUSED;
 100         } else if (strcmp(valueNative, "INDETERMINATE") == 0) {
 101             flag = TBPF_INDETERMINATE;
 102         } else if (strcmp(valueNative, "ERROR") == 0) {
 103             flag = TBPF_ERROR;
 104         }
 105         env->ReleaseStringUTFChars(value, valueNative);
 106         m_Taskbar->SetProgressState((HWND)window, flag);
 107     }
 108 }
 109 
 110 /*
 111  * Class:     sun_awt_windows_WTaskbarPeer
 112  * Method:    flashWindow
 113  * Signature: (JZ)V
 114  */
 115 JNIEXPORT void JNICALL Java_sun_awt_windows_WTaskbarPeer_flashWindow
 116   (JNIEnv *, jobject, jlong window)
 117 {
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