fix: 系统性修复类继承冲突 + 补全36+缺失导出

类继承冲突修复 (7个文件, 8组冲突):
- view_ext.py: 16个类继承view.py基础版本 (ViewOutlineProvider, ViewPropertyAnimator, ViewTreeObserver, ViewConfiguration, ViewParent, WindowInsets, Display, DragEvent, GestureDetector, ScaleGestureDetector, SoundEffectConstants, Surface, SurfaceView, TextureView, VelocityTracker, WindowInsetsController)
- hardware_sensor_ext.py: 3个类继承hardware.py (Sensor, SensorEvent, SensorEventListener)
- app_fragment.py: 3个类继承app.py (Fragment, FragmentManager, FragmentTransaction)
- content_intent.py: 3个类继承content.py/app.py (Intent, PendingIntent, IntentFilter)
- widget_ext.py: 29个类继承widget.py (18个单继承+11个多继承, 修复super()链)
- os_power.py: 2个类继承os.py (BatteryManager, PowerManager)
- net_ext.py: 12个类继承net.py (11个单继承+1个多继承)

__all__导出补全 (36个类):
- java.net: InterfaceAddress
- android.database: MatrixCursor, SQLiteStatement
- android.view: GestureDetector, ScaleGestureDetector, SurfaceHolder, Surface, SurfaceView, TextureView, ViewOutlineProvider, WindowManager, Window, LayoutInflater, Menu, MenuItem, ContextMenu, Display, DisplayMetrics
- android.graphics: Region, PathMeasure, NinePatch, Picture, PictureDrawable, Camera, PorterDuff, PorterDuffXfermode, Shader, LinearGradient, RadialGradient, SweepGradient, BitmapShader, ComposeShader, CornerPathEffect, DashPathEffect, PathDashPathEffect, SumPathEffect
- android.widget: LinearLayout, FrameLayout, RelativeLayout, TableLayout, TableRow, BaseAdapter, ArrayAdapter, SimpleAdapter, CursorAdapter, ImageButton, ToggleButton, RadioButton, SeekBar, RatingBar, ViewSwitcher, TextSwitcher, ImageSwitcher, SearchView, NumberPicker, Chronometer, TabHost, TabWidget, ViewAnimator, ZoomControls, DigitalClock, AnalogClock

统计: 221模块, 3666类, 31005方法, 183629行

android_pyapi/android/app_fragment.py

@@ -12,6 +12,9 @@ from enum import IntEnum
 
 from .._core import Stub, AndroidOnlyError
 from ..java.lang import RuntimeException, IllegalArgumentException, IllegalStateException
+from .app import Fragment as _BaseFragment
+from .app import FragmentManager as _BaseFragmentManager
+from .app import FragmentTransaction as _BaseFragmentTransaction
 
 
 # ═══════════════════════════════════════════════════════════════
@@ -62,8 +65,8 @@ POP_BACK_STACK_INCLUSIVE = 1
 # Fragment
 # ═══════════════════════════════════════════════════════════════
 
-class Fragment(Stub):
-    """Fragment — 片段基类 (桌面存根)"""
+class Fragment(_BaseFragment):
+    """Fragment — 片段基类 (桌面存根，继承 app.Fragment 的所有方法)"""
 
     def __init__(self):
         super().__init__()
@@ -426,8 +429,8 @@ class Fragment(Stub):
 # FragmentManager
 # ═══════════════════════════════════════════════════════════════
 
-class FragmentManager(Stub):
-    """FragmentManager — 片段管理器"""
+class FragmentManager(_BaseFragmentManager):
+    """FragmentManager — 片段管理器 (继承 app.FragmentManager 的所有方法)"""
 
     def __init__(self):
         super().__init__()
@@ -538,8 +541,8 @@ class FragmentManager(Stub):
 # FragmentTransaction
 # ═══════════════════════════════════════════════════════════════
 
-class FragmentTransaction(Stub):
-    """FragmentTransaction — 片段事务"""
+class FragmentTransaction(_BaseFragmentTransaction):
+    """FragmentTransaction — 片段事务 (继承 app.FragmentTransaction 的所有方法)"""
 
     TRANSIT_ENTER_MASK = TRANSIT_ENTER_MASK
     TRANSIT_EXIT_MASK = TRANSIT_EXIT_MASK