shuiyu1123
a51854455b
- android/ 167个模块 (app/content/os/view/widget/graphics/media/hardware/net/telephony/provider等) - java/ 35个模块 (lang/io/util/net/nio/security/crypto/sql/beans/rmi/awt等) - javax/ 4个模块 (net/crypto/security/sql) - org/ 5个模块 (json/w3c_dom/xml_sax/xml_pull/apache_http) - dalvik/ 1个模块 (system) - ~3053个类/接口，方法签名完全对齐Android SDK - 桌面跨平台运行 (Windows/macOS/Linux) - 修复所有导入错误和Python关键字冲突
1059 lines
35 KiB
Python
1059 lines
35 KiB
Python
"""
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Android Fragment API — Fragment, FragmentManager, FragmentTransaction, etc.
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方法签名完全对齐 Android SDK
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"""
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from __future__ import annotations
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import uuid
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import threading
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from typing import Any, Dict, List, Optional, Set, Tuple, Callable
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from enum import IntEnum
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from .._core import Stub, AndroidOnlyError
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from ..java.lang import RuntimeException
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IllegalArgumentException = type("IllegalArgumentException", (RuntimeException,), {})
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# ═══════════════════════════════════════════════════════════════
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# 常量
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# ═══════════════════════════════════════════════════════════════
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# TRANSIT_* 常量
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TRANSIT_NONE = 0
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TRANSIT_FRAGMENT_OPEN = 1
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TRANSIT_FRAGMENT_CLOSE = 2
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TRANSIT_FRAGMENT_FADE = 3
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TRANSIT_UNSET = -1
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TRANSIT_ENTER_MASK = 0x1000
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TRANSIT_EXIT_MASK = 0x2000
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# TRANSACTION_* 常量
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TRANSACTION_NONE = 0
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TRANSACTION_ADD = 1
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TRANSACTION_REMOVE = 2
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TRANSACTION_REPLACE = 3
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TRANSACTION_SHOW = 4
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TRANSACTION_HIDE = 5
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TRANSACTION_ATTACH = 6
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TRANSACTION_DETACH = 7
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TRANSACTION_SET_PRIMARY_NAV = 8
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# OP_* 操作常量 (内部)
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_OP_NONE = 0
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_OP_ADD = 1
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_OP_REPLACE = 2
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_OP_REMOVE = 3
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_OP_HIDE = 4
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_OP_SHOW = 5
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_OP_DETACH = 6
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_OP_ATTACH = 7
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_OP_SET_PRIMARY_NAV = 8
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# Fragment 常量
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Fragment_USE_DEFAULT_TRANSITION = 0
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FRAGMENT_RESULT_CANCELED = 0
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FRAGMENT_RESULT_OK = -1
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# FragmentManager 常量
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POP_BACK_STACK_INCLUSIVE = 1
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# ═══════════════════════════════════════════════════════════════
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# Fragment
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# ═══════════════════════════════════════════════════════════════
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class Fragment(Stub):
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"""Fragment — 片段基类 (桌面存根)"""
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def __init__(self):
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super().__init__()
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self._mCalled = False
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self._mTag: Optional[str] = None
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self._mFragmentId = 0
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self._mContainerId = 0
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self._mView: Optional[Any] = None
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self._mArguments: Optional[Any] = None
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self._mHidden = False
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self._mDetached = False
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self._mRemoving = False
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self._mInLayout = False
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self._mMenuVisible = True
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self._mHasMenu = False
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self._mRetainInstance = False
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self._mUserVisibleHint = True
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self._mState = 0
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self._mSavedState: Optional[Any] = None
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self._mActivity: Optional["FragmentActivity"] = None
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self._mHost: Optional["FragmentHostCallback"] = None
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self._mFragmentManager: Optional["FragmentManager"] = None
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self._mChildFragmentManager: Optional["FragmentManager"] = None
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self._mParentFragment: Optional["Fragment"] = None
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self._mTargetFragment: Optional["Fragment"] = None
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self._mTargetRequestCode = 0
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self._mNextAnim = 0
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self._mEnterTransition: Optional[Any] = None
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self._mExitTransition: Optional[Any] = None
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self._mSharedElementEnterTransition: Optional[Any] = None
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self._mSharedElementExitTransition: Optional[Any] = None
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self._mAllowEnterTransitionOverlap: Optional[bool] = None
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self._mAllowReturnTransitionOverlap: Optional[bool] = None
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self._mReenterTransition: Optional[Any] = None
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self._mReturnTransition: Optional[Any] = None
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self._mSharedElementReturnTransition: Optional[Any] = None
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self._mSharedElementReenterTransition: Optional[Any] = None
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self._mLifecycleRegistry: Optional[Any] = None
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self._mViewModelStore: Optional[Any] = None
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self._mMaxState: Optional[str] = None
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self._mInitialLifecycleState: Optional[int] = None
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self._mPrimaryNavigationFragment = False
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self._mIsNewlyAdded = False
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self._mIsCreated = False
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self._mIsViewCreated = False
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self._mIsStateSaved = False
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self._mIsStateSavedBefore = False
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self._mFragmentTransitionState = 0
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self._mInTransition = False
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self._mPostponedHandler: Optional[Any] = None
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self._mAnimationInfo: Optional[Any] = None
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self._mDebug = False
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self._mCalledForTransition = False
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self._mHiddenChanged = False
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self._mAnimationResId = 0
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self._mContainer: Optional["FragmentContainer"] = None
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self._mFactory: Optional[Any] = None
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self._mRequestPermissionsResult: List[Tuple[int, List[str], List[int]]] = []
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self._mResultListeners: List[Any] = []
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def getActivity(self) -> Optional["FragmentActivity"]:
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return self._mActivity
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def getHost(self) -> Optional["FragmentHostCallback"]:
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return self._mHost
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def getFragmentManager(self) -> Optional["FragmentManager"]:
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return self._mFragmentManager
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def getChildFragmentManager(self) -> Optional["FragmentManager"]:
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if self._mChildFragmentManager is None:
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from .._core import Stub as _Stub
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self._mChildFragmentManager = FragmentManager()
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return self._mChildFragmentManager
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def getParentFragment(self) -> Optional["Fragment"]:
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return self._mParentFragment
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def getTag(self) -> Optional[str]:
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return self._mTag
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def getId(self) -> int:
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return self._mFragmentId
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def getView(self) -> Optional[Any]:
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return self._mView
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def getArguments(self) -> Optional[Any]:
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return self._mArguments
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def setArguments(self, args: Any) -> None:
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if self._mState > 0:
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raise IllegalStateException("Fragment already active")
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self._mArguments = args
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def isAdded(self) -> bool:
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return self._mActivity is not None and self._mState > 0
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def isDetached(self) -> bool:
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return self._mDetached
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def isRemoving(self) -> bool:
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return self._mRemoving
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def isInLayout(self) -> bool:
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return self._mInLayout
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def isResumed(self) -> bool:
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return self._mState >= 7
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def isVisible(self) -> bool:
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return (not self._mHidden) and self.isAdded() and self._mView is not None
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def isHidden(self) -> bool:
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return self._mHidden
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def isMenuVisible(self) -> bool:
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return self._mMenuVisible
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def getUserVisibleHint(self) -> bool:
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return self._mUserVisibleHint
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def setUserVisibleHint(self, isVisible: bool) -> None:
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self._mUserVisibleHint = isVisible
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self._mHiddenChanged = not isVisible
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def getRetainInstance(self) -> bool:
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return self._mRetainInstance
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def setRetainInstance(self, retain: bool) -> None:
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self._mRetainInstance = retain
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def hasOptionsMenu(self) -> bool:
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return self._mHasMenu
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def setHasOptionsMenu(self, hasMenu: bool) -> None:
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self._mHasMenu = hasMenu
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def setMenuVisibility(self, menuVisible: bool) -> None:
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self._mMenuVisible = menuVisible
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def getTargetFragment(self) -> Optional["Fragment"]:
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return self._mTargetFragment
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def setTargetFragment(self, fragment: Optional["Fragment"], requestCode: int) -> None:
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self._mTargetFragment = fragment
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self._mTargetRequestCode = requestCode
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def getTargetRequestCode(self) -> int:
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return self._mTargetRequestCode
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def getContext(self) -> Optional[Any]:
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return self._mActivity
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def getResources(self) -> Optional[Any]:
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if self._mActivity:
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return self._mActivity.getResources()
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return None
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def requireActivity(self) -> "FragmentActivity":
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if self._mActivity is None:
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raise IllegalStateException("Fragment not attached to Activity")
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return self._mActivity
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def requireFragmentManager(self) -> "FragmentManager":
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if self._mFragmentManager is None:
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raise IllegalStateException("Fragment not attached to FragmentManager")
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return self._mFragmentManager
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def requireContext(self) -> Any:
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ctx = self.getContext()
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if ctx is None:
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raise IllegalStateException("Fragment not attached to a context")
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return ctx
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def requireView(self) -> Any:
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view = self.getView()
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if view is None:
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raise IllegalStateException("Fragment does not have a view")
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return view
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def requireHost(self) -> "FragmentHostCallback":
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if self._mHost is None:
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raise IllegalStateException("Fragment not attached to host")
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return self._mHost
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def isStateSaved(self) -> bool:
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return self._mIsStateSaved
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def getLifecycle(self) -> Optional[Any]:
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return self._mLifecycleRegistry
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def getViewModelStore(self) -> Optional[Any]:
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return self._mViewModelStore
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def postponeEnterTransition(self) -> None:
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self._mPostponedHandler = True
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def startPostponedEnterTransition(self) -> None:
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self._mPostponedHandler = None
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def getEnterTransition(self) -> Optional[Any]:
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return self._mEnterTransition
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def setEnterTransition(self, transition: Any) -> None:
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self._mEnterTransition = transition
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def getExitTransition(self) -> Optional[Any]:
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return self._mExitTransition
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def setExitTransition(self, transition: Any) -> None:
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self._mExitTransition = transition
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def getSharedElementEnterTransition(self) -> Optional[Any]:
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return self._mSharedElementEnterTransition
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def setSharedElementEnterTransition(self, transition: Any) -> None:
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self._mSharedElementEnterTransition = transition
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def getSharedElementExitTransition(self) -> Optional[Any]:
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return self._mSharedElementExitTransition
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def setSharedElementExitTransition(self, transition: Any) -> None:
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self._mSharedElementExitTransition = transition
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def getReenterTransition(self) -> Optional[Any]:
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return self._mReenterTransition or self._mEnterTransition
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def setReenterTransition(self, transition: Any) -> None:
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self._mReenterTransition = transition
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def getReturnTransition(self) -> Optional[Any]:
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return self._mReturnTransition or self._mExitTransition
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def setReturnTransition(self, transition: Any) -> None:
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self._mReturnTransition = transition
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def getSharedElementReturnTransition(self) -> Optional[Any]:
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return self._mSharedElementReturnTransition or self._mSharedElementEnterTransition
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def setSharedElementReturnTransition(self, transition: Any) -> None:
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self._mSharedElementReturnTransition = transition
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def getSharedElementReenterTransition(self) -> Optional[Any]:
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return self._mSharedElementReenterTransition or self._mSharedElementExitTransition
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def setSharedElementReenterTransition(self, transition: Any) -> None:
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self._mSharedElementReenterTransition = transition
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def getAllowEnterTransitionOverlap(self) -> bool:
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return self._mAllowEnterTransitionOverlap is not False
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def setAllowEnterTransitionOverlap(self, allow: bool) -> None:
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self._mAllowEnterTransitionOverlap = allow
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def getAllowReturnTransitionOverlap(self) -> bool:
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return self._mAllowReturnTransitionOverlap is not False
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def setAllowReturnTransitionOverlap(self, allow: bool) -> None:
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self._mAllowReturnTransitionOverlap = allow
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def isInBackStack(self) -> bool:
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return self._mFragmentManager is not None
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def getString(self, resId: int, *formatArgs: Any) -> str:
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return f"string_{resId}"
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def getText(self, resId: int) -> str:
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return f"text_{resId}"
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def getInt(self, resId: int) -> int:
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return 0
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def getBoolean(self, resId: int) -> bool:
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return False
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def instantiate(self, context: Any, fname: str, args: Optional[Any] = None) -> "Fragment":
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return Fragment()
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# ── 生命周期 ──
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def onAttach(self, context: Any) -> None:
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self._mCalled = True
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def onCreate(self, savedInstanceState: Optional[Any]) -> None:
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self._mCalled = True
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self._mIsCreated = True
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def onCreateView(self, inflater: Any, container: Any, savedInstanceState: Optional[Any]) -> Optional[Any]:
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self._mCalled = True
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return None
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def onViewCreated(self, view: Any, savedInstanceState: Optional[Any]) -> None:
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self._mCalled = True
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self._mIsViewCreated = True
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def onActivityCreated(self, savedInstanceState: Optional[Any]) -> None:
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self._mCalled = True
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def onViewStateRestored(self, savedInstanceState: Optional[Any]) -> None:
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self._mCalled = True
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def onStart(self) -> None:
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self._mCalled = True
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def onResume(self) -> None:
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self._mCalled = True
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def onPause(self) -> None:
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self._mCalled = True
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def onStop(self) -> None:
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self._mCalled = True
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def onDestroyView(self) -> None:
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self._mCalled = True
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self._mIsViewCreated = False
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def onDestroy(self) -> None:
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self._mCalled = True
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self._mIsCreated = False
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def onDetach(self) -> None:
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self._mCalled = True
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def onSaveInstanceState(self, outState: Any) -> None:
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pass
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def onMultiWindowModeChanged(self, isInMultiWindowMode: bool, newConfig: Any) -> None:
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pass
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def onPictureInPictureModeChanged(self, isInPictureInPictureMode: bool, newConfig: Any) -> None:
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pass
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def onConfigurationChanged(self, newConfig: Any) -> None:
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pass
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def onLowMemory(self) -> None:
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pass
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def onHiddenChanged(self, hidden: bool) -> None:
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pass
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def onAttachFragment(self, childFragment: "Fragment") -> None:
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pass
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def dump(self, prefix: str, fd: Any, writer: Any, args: List[str]) -> None:
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pass
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def registerForActivityResult(self, contract: Any, callback: Any) -> Any:
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return None
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def unregisterForActivityResult(self, token: Any) -> None:
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pass
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def toString(self) -> str:
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return f"Fragment({self._mTag or hex(id(self))})"
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class IllegalStateException(RuntimeException):
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"""IllegalStateException — 非法状态异常"""
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pass
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# ═══════════════════════════════════════════════════════════════
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# FragmentManager
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# ═══════════════════════════════════════════════════════════════
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class FragmentManager(Stub):
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"""FragmentManager — 片段管理器"""
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def __init__(self):
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super().__init__()
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self._lock = threading.Lock()
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self._fragments: Dict[str, Fragment] = {}
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self._back_stack: List["FragmentTransaction"] = []
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self._back_stack_indices: Dict[int, str] = {}
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self._next_index = 0
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self._primary_nav_fragment: Optional[Fragment] = None
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self._fragment_container: Optional["FragmentContainer"] = None
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def beginTransaction(self) -> "FragmentTransaction":
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return FragmentTransaction(self)
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def executePendingTransactions(self) -> bool:
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return True
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def findFragmentById(self, id: int) -> Optional[Fragment]:
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with self._lock:
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for frag in self._fragments.values():
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if frag.getId() == id:
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return frag
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return None
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def findFragmentByTag(self, tag: str) -> Optional[Fragment]:
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with self._lock:
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return self._fragments.get(tag)
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def popBackStack(self) -> None:
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with self._lock:
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if self._back_stack:
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trans = self._back_stack.pop()
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trans._reverse()
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def popBackStackImmediate(self, name: Optional[str] = None, flags: int = 0) -> bool:
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self.popBackStack()
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return True
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def popBackStack(
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self, name: Optional[str], flags: int
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) -> None:
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with self._lock:
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if name is None:
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if self._back_stack:
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trans = self._back_stack.pop()
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trans._reverse()
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return
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idx = -1
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for i, t in enumerate(self._back_stack):
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if t._name == name:
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idx = i
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break
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if idx >= 0:
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inclusive = (flags & POP_BACK_STACK_INCLUSIVE) != 0
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start = idx if inclusive else idx + 1
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to_remove = self._back_stack[start:]
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self._back_stack = self._back_stack[:start]
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for t in reversed(to_remove):
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t._reverse()
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def getBackStackEntryCount(self) -> int:
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with self._lock:
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return len(self._back_stack)
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def getBackStackEntryAt(self, index: int) -> Optional[Any]:
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with self._lock:
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if 0 <= index < len(self._back_stack):
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return self._back_stack[index]
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return None
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def saveFragmentInstanceState(self, fragment: Fragment) -> Optional[Any]:
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return None
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def isDestroyed(self) -> bool:
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return False
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def isStateSaved(self) -> bool:
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return False
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def getFragments(self) -> List[Fragment]:
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with self._lock:
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return list(self._fragments.values())
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def getFragment(self, bundle: Any, key: str) -> Optional[Fragment]:
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return None
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def putFragment(self, bundle: Any, key: str, fragment: Fragment) -> None:
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pass
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def getPrimaryNavigationFragment(self) -> Optional[Fragment]:
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return self._primary_nav_fragment
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def registerFragmentLifecycleCallbacks(self, cb: Any, recursive: bool) -> None:
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pass
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|
|
def unregisterFragmentLifecycleCallbacks(self, cb: Any) -> None:
|
|
pass
|
|
|
|
def isPrimaryNavigation(self, fragment: Fragment) -> bool:
|
|
return fragment == self._primary_nav_fragment
|
|
|
|
def toString(self) -> str:
|
|
with self._lock:
|
|
return f"FragmentManager(fragments={len(self._fragments)}, backstack={len(self._back_stack)})"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# FragmentTransaction
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class FragmentTransaction(Stub):
|
|
"""FragmentTransaction — 片段事务"""
|
|
|
|
TRANSIT_ENTER_MASK = TRANSIT_ENTER_MASK
|
|
TRANSIT_EXIT_MASK = TRANSIT_EXIT_MASK
|
|
TRANSIT_UNSET = TRANSIT_UNSET
|
|
TRANSIT_NONE = TRANSIT_NONE
|
|
TRANSIT_FRAGMENT_OPEN = TRANSIT_FRAGMENT_OPEN
|
|
TRANSIT_FRAGMENT_CLOSE = TRANSIT_FRAGMENT_CLOSE
|
|
TRANSIT_FRAGMENT_FADE = TRANSIT_FRAGMENT_FADE
|
|
|
|
def __init__(self, manager: "FragmentManager"):
|
|
super().__init__()
|
|
self._manager = manager
|
|
self._ops: List[Dict[str, Any]] = []
|
|
self._name: Optional[str] = None
|
|
self._transition = TRANSIT_NONE
|
|
self._transition_style = 0
|
|
self._transition_shared = False
|
|
self._allow_add_to_back_stack = True
|
|
self._add_to_back_stack = False
|
|
self._is_reordering_allowed = False
|
|
self._bread_crumb_title_res = 0
|
|
self._bread_crumb_title: Optional[str] = None
|
|
self._mCommitListener: Optional[Any] = None
|
|
|
|
def add(self, containerViewId: Any = 0, fragment: Optional[Any] = None, tag: Optional[str] = None) -> "FragmentTransaction":
|
|
if fragment is None and not isinstance(containerViewId, int):
|
|
fragment = containerViewId
|
|
containerViewId = 0
|
|
self._ops.append({
|
|
"op": _OP_ADD,
|
|
"fragment": fragment,
|
|
"containerId": int(containerViewId) if isinstance(containerViewId, int) else 0,
|
|
"tag": tag,
|
|
})
|
|
if tag:
|
|
fragment._mTag = tag
|
|
return self
|
|
|
|
def replace(self, containerViewId: int, fragment: Fragment, tag: Optional[str] = None) -> "FragmentTransaction":
|
|
self._ops.append({
|
|
"op": _OP_REPLACE,
|
|
"fragment": fragment,
|
|
"containerId": containerViewId,
|
|
"tag": tag,
|
|
})
|
|
if tag:
|
|
fragment._mTag = tag
|
|
return self
|
|
|
|
def remove(self, fragment: Fragment) -> "FragmentTransaction":
|
|
self._ops.append({"op": _OP_REMOVE, "fragment": fragment})
|
|
return self
|
|
|
|
def hide(self, fragment: Fragment) -> "FragmentTransaction":
|
|
self._ops.append({"op": _OP_HIDE, "fragment": fragment})
|
|
return self
|
|
|
|
def show(self, fragment: Fragment) -> "FragmentTransaction":
|
|
self._ops.append({"op": _OP_SHOW, "fragment": fragment})
|
|
return self
|
|
|
|
def detach(self, fragment: Fragment) -> "FragmentTransaction":
|
|
self._ops.append({"op": _OP_DETACH, "fragment": fragment})
|
|
return self
|
|
|
|
def attach(self, fragment: Fragment) -> "FragmentTransaction":
|
|
self._ops.append({"op": _OP_ATTACH, "fragment": fragment})
|
|
return self
|
|
|
|
def setPrimaryNavigationFragment(self, fragment: Fragment) -> "FragmentTransaction":
|
|
self._ops.append({"op": _OP_SET_PRIMARY_NAV, "fragment": fragment})
|
|
return self
|
|
|
|
def addToBackStack(self, name: Optional[str] = None) -> "FragmentTransaction":
|
|
self._add_to_back_stack = True
|
|
self._name = name
|
|
return self
|
|
|
|
def setTransition(self, transit: int) -> "FragmentTransaction":
|
|
self._transition = transit
|
|
return self
|
|
|
|
def setTransitionStyle(self, styleRes: int) -> "FragmentTransaction":
|
|
self._transition_style = styleRes
|
|
return self
|
|
|
|
def setAllowOptimization(self, allow: bool) -> "FragmentTransaction":
|
|
self._is_reordering_allowed = allow
|
|
return self
|
|
|
|
def setReorderingAllowed(self, allowed: bool) -> "FragmentTransaction":
|
|
self._is_reordering_allowed = allowed
|
|
return self
|
|
|
|
def setBreadCrumbTitle(self, titleOrRes: Any) -> "FragmentTransaction":
|
|
if isinstance(titleOrRes, int):
|
|
self._bread_crumb_title_res = titleOrRes
|
|
else:
|
|
self._bread_crumb_title = str(titleOrRes)
|
|
return self
|
|
|
|
def runOnCommit(self, runnable: Callable[[], None]) -> "FragmentTransaction":
|
|
self._mCommitListener = runnable
|
|
return self
|
|
|
|
def commit(self) -> int:
|
|
with self._manager._lock:
|
|
entry_id = self._manager._next_index
|
|
self._manager._next_index += 1
|
|
self._commit_ops()
|
|
if self._add_to_back_stack:
|
|
self._manager._back_stack.append(self)
|
|
return entry_id
|
|
|
|
def commitNow(self) -> None:
|
|
self.commit()
|
|
|
|
def commitAllowingStateLoss(self) -> int:
|
|
return self.commit()
|
|
|
|
def _commit_ops(self) -> None:
|
|
for op in self._ops:
|
|
frag = op["fragment"]
|
|
tag = op.get("tag") or frag._mTag
|
|
if op["op"] == _OP_ADD or op["op"] == _OP_REPLACE:
|
|
if tag:
|
|
self._manager._fragments[tag] = frag
|
|
frag._mFragmentManager = self._manager
|
|
elif op["op"] == _OP_REMOVE:
|
|
if tag and tag in self._manager._fragments:
|
|
del self._manager._fragments[tag]
|
|
elif op["op"] == _OP_SET_PRIMARY_NAV:
|
|
self._manager._primary_nav_fragment = frag
|
|
|
|
def _reverse(self) -> None:
|
|
for op in reversed(self._ops):
|
|
frag = op["fragment"]
|
|
tag = frag._mTag
|
|
if op["op"] == _OP_ADD:
|
|
if tag and tag in self._manager._fragments:
|
|
del self._manager._fragments[tag]
|
|
elif op["op"] == _OP_REMOVE:
|
|
if tag:
|
|
self._manager._fragments[tag] = frag
|
|
|
|
def toString(self) -> str:
|
|
return f"FragmentTransaction(ops={len(self._ops)}, backstack={self._add_to_back_stack})"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# FragmentActivity
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class FragmentActivity(Stub):
|
|
"""FragmentActivity — 支持 Fragment 的 Activity"""
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
self._mFragments: FragmentController = FragmentController(FragmentManager())
|
|
self._mFragmentManager: FragmentManager = FragmentManager()
|
|
self._mCreated = False
|
|
self._mResumed = False
|
|
self._mStarted = False
|
|
|
|
def getSupportFragmentManager(self) -> FragmentManager:
|
|
return self._mFragmentManager
|
|
|
|
def getSupportFragmentManager(self) -> FragmentManager:
|
|
return self._mFragments.getFragmentManager()
|
|
|
|
def onAttachFragment(self, fragment: Fragment) -> None:
|
|
pass
|
|
|
|
def supportInvalidateOptionsMenu(self) -> None:
|
|
pass
|
|
|
|
def dump(self, prefix: str, fd: Any, writer: Any, args: List[str]) -> None:
|
|
pass
|
|
|
|
def getLifecycle(self) -> Optional[Any]:
|
|
return None
|
|
|
|
def getViewModelStore(self) -> Optional[Any]:
|
|
return None
|
|
|
|
def toString(self) -> str:
|
|
return f"FragmentActivity@{hex(id(self))}"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# FragmentController
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class FragmentController(Stub):
|
|
"""FragmentController — 片段控制器"""
|
|
|
|
def __init__(self, manager: FragmentManager):
|
|
super().__init__()
|
|
self._manager = manager
|
|
|
|
def getFragmentManager(self) -> FragmentManager:
|
|
return self._manager
|
|
|
|
def execPendingActions(self) -> None:
|
|
pass
|
|
|
|
def doLoaderStart(self) -> None:
|
|
pass
|
|
|
|
def doLoaderStop(self, retain: bool) -> None:
|
|
pass
|
|
|
|
def doLoaderRetain(self) -> None:
|
|
pass
|
|
|
|
def doLoaderDestroy(self) -> None:
|
|
pass
|
|
|
|
def noteStateNotSaved(self) -> None:
|
|
pass
|
|
|
|
def saveAllState(self) -> Optional[Any]:
|
|
return None
|
|
|
|
def restoreAllState(self, state: Any) -> None:
|
|
pass
|
|
|
|
def createLoader(self, id: int, bundle: Any, callback: Any) -> Any:
|
|
return None
|
|
|
|
def dispatchCreate(self) -> None:
|
|
pass
|
|
|
|
def dispatchActivityCreated(self) -> None:
|
|
pass
|
|
|
|
def dispatchStart(self) -> None:
|
|
pass
|
|
|
|
def dispatchResume(self) -> None:
|
|
pass
|
|
|
|
def dispatchPause(self) -> None:
|
|
pass
|
|
|
|
def dispatchStop(self) -> None:
|
|
pass
|
|
|
|
def dispatchDestroy(self) -> None:
|
|
pass
|
|
|
|
def dispatchMultiWindowModeChanged(self, isInMultiWindowMode: bool, newConfig: Any) -> None:
|
|
pass
|
|
|
|
def dispatchPictureInPictureModeChanged(self, isInPictureInPictureMode: bool, newConfig: Any) -> None:
|
|
pass
|
|
|
|
def dispatchConfigurationChanged(self, newConfig: Any) -> None:
|
|
pass
|
|
|
|
def dispatchLowMemory(self) -> None:
|
|
pass
|
|
|
|
def toString(self) -> str:
|
|
return f"FragmentController(manager={self._manager})"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# FragmentHostCallback
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class FragmentHostCallback(Stub):
|
|
"""FragmentHostCallback — 片段宿主的回调基类"""
|
|
|
|
def __init__(self, context: Any = None, fragmentManager: Any = None, loaderManager: Any = None):
|
|
super().__init__()
|
|
self._context = context
|
|
self._fragmentManager = fragmentManager
|
|
self._loaderManager = loaderManager
|
|
|
|
def onStartLoadingFragment(self, fragment: Fragment) -> None:
|
|
pass
|
|
|
|
def onDump(self, prefix: str, fd: Any, writer: Any, args: List[str]) -> None:
|
|
pass
|
|
|
|
def onShouldShowRequestPermissionRationale(self, permission: str) -> bool:
|
|
return True
|
|
|
|
def onGetLayoutInflater(self) -> Any:
|
|
return None
|
|
|
|
def onFindViewById(self, id: int) -> Optional[Any]:
|
|
return None
|
|
|
|
def onHasView(self) -> bool:
|
|
return False
|
|
|
|
def onGetWindowAnimations(self) -> int:
|
|
return 0
|
|
|
|
def onHasWindowAnimations(self) -> bool:
|
|
return False
|
|
|
|
def onGetActivityResultRegistry(self) -> Any:
|
|
return None
|
|
|
|
def onAttachFragment(self, fragment: Fragment) -> None:
|
|
pass
|
|
|
|
def onGetHostIdentifier(self) -> Any:
|
|
return None
|
|
|
|
def onValidateRequestPermissionsRequestCode(self, requestCode: int) -> None:
|
|
pass
|
|
|
|
def toString(self) -> str:
|
|
return f"FragmentHostCallback@{hex(id(self))}"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# FragmentContainer
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class FragmentContainer(Stub):
|
|
"""FragmentContainer — 片段容器接口"""
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
def instantiate(self, context: Any, className: str, arguments: Optional[Any] = None) -> Fragment:
|
|
return Fragment()
|
|
|
|
def onFindViewById(self, id: int) -> Optional[Any]:
|
|
return None
|
|
|
|
def onHasView(self) -> bool:
|
|
return False
|
|
|
|
def toString(self) -> str:
|
|
return f"FragmentContainer@{hex(id(self))}"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# DialogFragment
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class DialogFragment(Fragment):
|
|
"""DialogFragment — 对话框片段"""
|
|
|
|
STYLE_NORMAL = 0
|
|
STYLE_NO_TITLE = 1
|
|
STYLE_NO_FRAME = 2
|
|
STYLE_NO_INPUT = 3
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
self._dialog: Optional[Any] = None
|
|
self._style = DialogFragment.STYLE_NORMAL
|
|
self._theme = 0
|
|
self._cancelable = True
|
|
self._showing = False
|
|
self._dismissed = False
|
|
self._dismissed_by_nav = False
|
|
self._shows_dialog = True
|
|
self._mBackStackId = -1
|
|
self._mDialogCanceled = False
|
|
|
|
def setStyle(self, style: int, theme: int = 0) -> None:
|
|
self._style = style
|
|
self._theme = theme
|
|
|
|
def show(self, manager: FragmentManager, tag: str) -> None:
|
|
self._showing = True
|
|
manager.beginTransaction().add(self, tag).commit()
|
|
|
|
def showNow(self, manager: FragmentManager, tag: str) -> None:
|
|
self.show(manager, tag)
|
|
|
|
def dismiss(self) -> None:
|
|
self._dismissed = True
|
|
fm = self.getFragmentManager()
|
|
if fm:
|
|
fm.beginTransaction().remove(self).commit()
|
|
|
|
def dismissAllowingStateLoss(self) -> None:
|
|
self.dismiss()
|
|
|
|
def getDialog(self) -> Optional[Any]:
|
|
return self._dialog
|
|
|
|
def getTheme(self) -> int:
|
|
return self._theme
|
|
|
|
def setCancelable(self, cancelable: bool) -> None:
|
|
self._cancelable = cancelable
|
|
|
|
def isCancelable(self) -> bool:
|
|
return self._cancelable
|
|
|
|
def setShowsDialog(self, showsDialog: bool) -> None:
|
|
self._shows_dialog = showsDialog
|
|
|
|
def getShowsDialog(self) -> bool:
|
|
return self._shows_dialog
|
|
|
|
def onDismiss(self, dialog: Any) -> None:
|
|
pass
|
|
|
|
def onCancel(self, dialog: Any) -> None:
|
|
pass
|
|
|
|
def onCreateDialog(self, savedInstanceState: Optional[Any]) -> Any:
|
|
return None
|
|
|
|
def toString(self) -> str:
|
|
return f"DialogFragment(style={self._style}, showing={self._showing})"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# ListFragment
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class ListFragment(Fragment):
|
|
"""ListFragment — 列表片段"""
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
self._adapter: Optional[Any] = None
|
|
self._list_view: Optional[Any] = None
|
|
self._selected_position = -1
|
|
self._empty_text: Optional[str] = None
|
|
self._empty_view: Optional[Any] = None
|
|
self._progress_container: Optional[Any] = None
|
|
self._standard_empty_view = False
|
|
self._list_shown = False
|
|
self._list_shown_no_animation = True
|
|
|
|
def getListAdapter(self) -> Optional[Any]:
|
|
return self._adapter
|
|
|
|
def setListAdapter(self, adapter: Any) -> None:
|
|
self._adapter = adapter
|
|
|
|
def getListView(self) -> Optional[Any]:
|
|
return self._list_view
|
|
|
|
def getSelectedItemPosition(self) -> int:
|
|
return self._selected_position
|
|
|
|
def getSelectedItemId(self) -> int:
|
|
return 0
|
|
|
|
def setSelection(self, position: int) -> None:
|
|
self._selected_position = position
|
|
|
|
def setEmptyText(self, text: str) -> None:
|
|
self._empty_text = text
|
|
|
|
def getEmptyText(self) -> Optional[str]:
|
|
return self._empty_text
|
|
|
|
def listViewScrollToTop(self) -> None:
|
|
pass
|
|
|
|
def isListShown(self) -> bool:
|
|
return self._list_shown
|
|
|
|
def setListShown(self, shown: bool) -> None:
|
|
self._list_shown = shown
|
|
self._list_shown_no_animation = True
|
|
|
|
def setListShownNoAnimation(self, shown: bool) -> None:
|
|
self._list_shown = shown
|
|
self._list_shown_no_animation = True
|
|
|
|
def onListItemClick(self, lv: Any, v: Any, position: int, id: int) -> None:
|
|
pass
|
|
|
|
def onListAdapterChanged(self, adapter: Any) -> None:
|
|
pass
|
|
|
|
def toString(self) -> str:
|
|
return f"ListFragment(list_shown={self._list_shown})"
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# FragmentManagerNonConfig
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
class FragmentManagerNonConfig(Stub):
|
|
"""FragmentManagerNonConfig — 非配置保留片段 (已弃用)"""
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
self._fragments: List[Fragment] = []
|
|
self._child_non_configs: List["FragmentManagerNonConfig"] = []
|
|
self._view_model_stores: List[Any] = []
|
|
|
|
def getFragments(self) -> List[Fragment]:
|
|
return list(self._fragments)
|
|
|
|
def getChildNonConfigs(self) -> List["FragmentManagerNonConfig"]:
|
|
return list(self._child_non_configs)
|
|
|
|
def getViewModelStores(self) -> List[Any]:
|
|
return list(self._view_model_stores)
|
|
|
|
def toString(self) -> str:
|
|
return f"FragmentManagerNonConfig(fragments={len(self._fragments)})" |