Files
Android-pyApi/android_pyapi/android/service_wallpaper.py
T
shuiyu1123 506f9ac725 feat: 新增 42 个 Android API 模块
新增模块覆盖:
系统层 (14): system, security, print, opengl, renderscript, transition,
test, service_notification, service_controls, service_quicksettings,
service_wallpaper, service_autofill, service_dreams, service_vr

应用层 (13): app_admin, app_backup, app_job, app_usage, app_role,
app_people, appwidget, companion, credentials, mtp, sip, telecom, speech

硬件媒体层 (15): hardware_display, hardware_fingerprint, hardware_usb,
hardware_input, media_audiofx, media_browse, media_session, media_tv,
media_midi, media_projection, uwb, se, view_autofill, view_textclassifier,
view_translation

总计 94 个模块,75,342 行代码
2026-06-24 12:00:28 +00:00

264 lines
8.7 KiB
Python

"""
Android Service Wallpaper 组件 — WallpaperService, Engine, SurfaceHolder 等
方法签名完全对齐 Android SDK (android.service.wallpaper 包)
"""
import time
from typing import Any, Callable, Dict, List, Optional, Tuple
from .._core import Stub, AndroidOnlyError
# ═══════════════════════════════════════════════════════════════
# SurfaceHolder
# ═══════════════════════════════════════════════════════════════
class SurfaceHolder(Stub):
"""SurfaceHolder — 表面持有者 (桌面存根)"""
# 表面类型
SURFACE_TYPE_NORMAL = 0
SURFACE_TYPE_HARDWARE = 1
SURFACE_TYPE_GPU = 2
SURFACE_TYPE_PUSH_BUFFERS = 3
def __init__(self):
super().__init__()
self._surface: Optional[Any] = None
self._surface_frame: Optional[Any] = None
self._surface_type: int = SurfaceHolder.SURFACE_TYPE_NORMAL
self._fixed_size: Optional[Tuple[int, int]] = None
self._format: int = 0 # PixelFormat.UNKNOWN
self._callbacks: List[Any] = []
def getSurface(self) -> Any:
"""获取 Surface"""
return self._surface
def getSurfaceFrame(self) -> Any:
return self._surface_frame
def isCreating(self) -> bool:
return False
def setType(self, surface_type: int):
self._surface_type = surface_type
def getType(self) -> int:
return self._surface_type
def setFormat(self, format: int):
self._format = format
def getFormat(self) -> int:
return self._format
def setFixedSize(self, width: int, height: int):
self._fixed_size = (width, height)
def setSizeFromLayout(self):
pass
def addCallback(self, callback: Any):
if callback not in self._callbacks:
self._callbacks.append(callback)
def removeCallback(self, callback: Any):
if callback in self._callbacks:
self._callbacks.remove(callback)
def notifySurfaceCreated(self):
for cb in self._callbacks:
if hasattr(cb, 'surfaceCreated'):
cb.surfaceCreated(self)
def notifySurfaceChanged(self, format: int, width: int, height: int):
for cb in self._callbacks:
if hasattr(cb, 'surfaceChanged'):
cb.surfaceChanged(self, format, width, height)
def notifySurfaceDestroyed(self):
for cb in self._callbacks:
if hasattr(cb, 'surfaceDestroyed'):
cb.surfaceDestroyed(self)
def lockCanvas(self) -> Any:
"""锁定画布"""
return None
def lockCanvas(self, dirty: Any) -> Any:
"""锁定画布 (指定脏区域)"""
return None
def unlockCanvasAndPost(self, canvas: Any):
"""解锁并提交画布"""
pass
def toString(self) -> str:
size_str = (f"{self._fixed_size[0]}x{self._fixed_size[1]}"
if self._fixed_size else "dynamic")
return f"SurfaceHolder(size={size_str}, callbacks={len(self._callbacks)})"
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
def equals(self, other) -> bool:
return self is other
# ═══════════════════════════════════════════════════════════════
# WallpaperService
# ═══════════════════════════════════════════════════════════════
class WallpaperService(Stub):
"""WallpaperService — 动态壁纸服务基类"""
# 服务接口
SERVICE_INTERFACE = "android.service.wallpaper.WallpaperService"
ACTION_LIVE_WALLPAPER_CHOOSER = (
"android.service.wallpaper.LIVE_WALLPAPER_CHOOSER"
)
# 元数据
META_DATA_WALLPAPER = "android.service.wallpaper"
def __init__(self):
super().__init__()
def onCreate(self):
"""创建壁纸服务"""
pass
def onCreateEngine(self) -> "WallpaperService.Engine":
"""创建壁纸引擎"""
return WallpaperService.Engine(self)
def onDestroy(self):
"""销毁壁纸服务"""
pass
def toString(self) -> str:
return f"WallpaperService@{hex(id(self))}"
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
def equals(self, other) -> bool:
return self is other
# ── Engine ──
class Engine(Stub):
"""Engine — 壁纸引擎"""
def __init__(self, service: "WallpaperService" = None):
super().__init__()
self._service = service
self._is_visible: bool = True
self._is_created: bool = False
self._surface_holder = SurfaceHolder()
self._surface_holder.addCallback(self)
self._offset: Tuple[float, float, float, float, float] = (0, 0, 0, 0, 0)
self._x_ppw: float = 1.0
self._y_ppw: float = 1.0
self._desired_width: int = 0
self._desired_height: int = 0
self._touch_events_enabled: bool = False
self._offset_notifications_enabled: bool = False
self._draw_count: int = 0
def onCreate(self, surface_holder: SurfaceHolder):
"""创建引擎"""
self._is_created = True
def onSurfaceCreated(self, holder: SurfaceHolder):
"""表面创建时回调"""
pass
def onSurfaceDestroyed(self, holder: SurfaceHolder):
"""表面销毁时回调"""
pass
def onSurfaceChanged(self, holder: SurfaceHolder,
format: int, width: int, height: int):
"""表面尺寸变化时回调"""
pass
def onDraw(self, canvas: Any):
"""绘制壁纸"""
self._draw_count += 1
def onOffsetsChanged(self, x_offset: float, y_offset: float,
x_step: float, y_step: float,
x_pixel_offset: int, y_pixel_offset: int):
"""偏移量变化回调"""
self._offset = (x_offset, y_offset, x_step, y_step)
def onTouchEvent(self, motion_event: Any):
"""触摸事件回调"""
pass
def onVisibilityChanged(self, visible: bool):
"""可见性变化回调"""
self._is_visible = visible
def setOffsetNotifications(self, x_ppw: float, y_ppw: float):
"""设置偏移通知"""
self._x_ppw = x_ppw
self._y_ppw = y_ppw
self._offset_notifications_enabled = True
def getSurfaceHolder(self) -> SurfaceHolder:
"""获取表面持有者"""
return self._surface_holder
def getDesiredMinimumWidth(self) -> int:
return self._desired_width
def getDesiredMinimumHeight(self) -> int:
return self._desired_height
def isVisible(self) -> bool:
return self._is_visible
def isPreview(self) -> bool:
return False
def setTouchEventsEnabled(self, enabled: bool):
self._touch_events_enabled = enabled
def setCreateSurfaceFromSurfaceControlResult(self, result: Any):
pass
def surfaceCreated(self, holder: SurfaceHolder):
"""SurfaceHolder.Callback — 表面创建"""
self.onSurfaceCreated(holder)
def surfaceChanged(self, holder: SurfaceHolder,
format: int, width: int, height: int):
"""SurfaceHolder.Callback — 表面变化"""
self.onSurfaceChanged(holder, format, width, height)
def surfaceDestroyed(self, holder: SurfaceHolder):
"""SurfaceHolder.Callback — 表面销毁"""
self.onSurfaceDestroyed(holder)
def toString(self) -> str:
return (f"Engine(visible={self._is_visible}, "
f"draws={self._draw_count})")
def hashCode(self) -> int:
return id(self) & 0x7FFFFFFF
def equals(self, other) -> bool:
return self is other
# ═══════════════════════════════════════════════════════════════
# __all__
# ═══════════════════════════════════════════════════════════════
__all__ = [
"WallpaperService",
"SurfaceHolder",
]