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Copy pathbindwebview.py
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282 lines (261 loc) · 11.2 KB
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# -*- coding:utf-8 -*-
from ctypes import (
windll,
byref
)
from ctypes.wintypes import RGB
from .winConst import WinConst
from .wkeStruct import (Rect,mPos,mSize,COMPOSITIONFORM,bitMap,blendFunction,PAINTSTRUCT)
from .method import method
from .callback import CallBack
from .wndproc import WndProcHook
from . import _LRESULT
gdi32=windll.gdi32
user32 = windll.user32
class BindWebview():
def __init__(self,miniblink,webview=0):
global js
self.mb=miniblink
self.m_webview=webview
self.cb=CallBack(miniblink)
self.cb.wkePaintUpdatedCallback=self.__paint_func
def bind_webview(self,hwnd=0,isTransparent=False,isZoom=True):
if user32.IsWindow(hwnd)==0:
return 0
if self.m_webview==0:
self.m_webview=self.mb.wkeCreateWebView()
if self.m_webview==0:
return 0
self.isZoom=isZoom
self.mb.wkeSetHandle(self.m_webview,hwnd)
self.cb.wkeOnPaintUpdated(self.m_webview,hwnd)
if isTransparent:
self.mb.wkeSetTransparent(self.m_webview,1)
exStyle=user32.GetWindowLongW(hwnd,WinConst.GWL_EXSTYLE)
user32.SetWindowLongW(hwnd,WinConst.GWL_EXSTYLE,exStyle | WinConst.WS_EX_LAYERED)
else:
self.mb.wkeSetTransparent(self.m_webview,0)
tmp_WndProc=WndProcHook(hwnd,self.m_webview)
tmp_WndProc.onWndProcCallback=self.__myWndProcCallBack
tmp_WndProc.hook_WndProc()
rc=Rect()
user32.GetClientRect(hwnd,byref(rc))
self.mb.wkeResize(self.m_webview,rc.Right - rc.Left, rc.Bottom - rc.Top)
return self.m_webview
def __paint_func(self,**kwargs):
webview=kwargs['webview']
param=kwargs['param']
hdc=kwargs['hdc']
x=kwargs['x']
y=kwargs['y']
cx=kwargs['cx']
cy=kwargs['cy']
if param==None:return
hwnd=param
if (user32.GetWindowLongW(hwnd,WinConst.GWL_EXSTYLE) & WinConst.WS_EX_LAYERED)== WinConst.WS_EX_LAYERED:
self.__transparentPaint(hwnd, hdc, x, y, cx, cy)
else:
rc=Rect(0,0,x+cx,y+cy)
user32.InvalidateRect(hwnd, byref(rc), True)
def __myWndProcCallBack(self,hwnd,msg,wParam,lParam):
if msg==WinConst.WM_PAINT:
if WinConst.WS_EX_LAYERED!=(WinConst.WS_EX_LAYERED & user32.GetWindowLongW(hwnd,WinConst.GWL_EXSTYLE)):
ps=PAINTSTRUCT()
hdc=user32.BeginPaint(hwnd,byref(ps))
rcClip = ps.rcPaint
rcClient=Rect()
user32.GetClientRect(hwnd,byref(rcClient))
rcInvalid=rcClient
if (rcClient.Right != rcClip.Left) and (rcClip.Bottom != rcClip.Top):
user32.IntersectRect(byref(rcInvalid),byref(rcClip),byref(rcClient))
srcX = rcInvalid.Left - rcClient.Left
srcY = rcInvalid.Top - rcClient.Top
destX = rcInvalid.Left
destY = rcInvalid.Top
width = rcInvalid.Right - rcInvalid.Left
height = rcInvalid.Bottom - rcInvalid.Top
if width!=0 and height!=0:
tmp_dc=self.mb.wkeGetViewDC(self.m_webview)
gdi32.BitBlt(hdc,destX, destY, width, height,tmp_dc,srcX, srcY,WinConst.SRCCOPY)
self.mb.wkeUnlockViewDC(self.m_webview)
user32.EndPaint(hwnd,byref(ps))
return 0
elif msg==WinConst.WM_ERASEBKGND:
return 1
elif msg==WinConst.WM_SIZE:
width= lParam & 65535
height= lParam >> 16
self.mb.wkeResize(self.m_webview,width,height)
return 0
elif msg==WinConst.WM_KEYDOWN:
virtualKeyCode=wParam
flags=0
if ((lParam >> 16) & WinConst.KF_REPEAT)!=0:
flags=flags | 0x4000
if ((lParam >> 16) & WinConst.KF_EXTENDED)!=0:
flags=flags | 0x0100
if self.mb.wkeFireKeyDownEvent(self.m_webview,virtualKeyCode,flags)!=0:
return 0
elif msg==WinConst.WM_KEYUP:
virtualKeyCode=wParam
flags=0
if virtualKeyCode==116:
self.mb.wkeReload(self.m_webview)
if ((lParam >> 16) & WinConst.KF_REPEAT)!=0:
flags=flags | 0x4000
if ((lParam >> 16) & WinConst.KF_EXTENDED)!=0:
flags=flags | 0x0100
if self.mb.wkeFireKeyUpEvent(self.m_webview,virtualKeyCode,flags)!=0:
return 0
elif msg==WinConst.WM_CHAR:
virtualKeyCode=wParam
flags=0
if ((lParam >> 16) & WinConst.KF_REPEAT)!=0:
flags=flags | 0x4000
if self.mb.wkeFireKeyPressEvent(self.m_webview,virtualKeyCode,flags)!=0:
return 0
elif msg in [WinConst.WM_LBUTTONDOWN,WinConst.WM_MBUTTONDOWN,WinConst.WM_RBUTTONDOWN,WinConst.WM_LBUTTONDBLCLK,WinConst.WM_MBUTTONDBLCLK,WinConst.WM_RBUTTONDBLCLK,WinConst.WM_LBUTTONUP,WinConst.WM_MBUTTONUP,WinConst.WM_RBUTTONUP]:
x=lParam & 65535
y=lParam >> 16
flags=0
if msg in [WinConst.WM_LBUTTONDOWN,WinConst.WM_MBUTTONDOWN,WinConst.WM_RBUTTONDOWN]:
if user32.GetFocus()!=hwnd:
user32.SetFocus(hwnd)
user32.SetCapture(hwnd)
elif msg in [WinConst.WM_LBUTTONUP,WinConst.WM_MBUTTONUP,WinConst.WM_RBUTTONUP]:
user32.ReleaseCapture()
if (wParam & WinConst.MK_CONTROL)!=0:
flags=flags | 8
elif (wParam & WinConst.MK_SHIFT)!=0:
flags=flags | 4
elif (wParam & WinConst.MK_LBUTTON)!=0:
flags=flags | 1
elif (wParam & WinConst.MK_MBUTTON)!=0:
flags=flags | 16
elif (wParam & WinConst.MK_RBUTTON)!=0:
flags=flags | 2
self.mb.wkeFireMouseEvent(self.m_webview, msg, x, y, flags)
return 0
elif msg==WinConst.WM_MOUSEMOVE:
x=lParam & 65535
y=lParam >> 16
flags=0
if (wParam & WinConst.MK_LBUTTON)!=0:
flags=flags | 1
if self.mb.wkeFireMouseEvent(self.m_webview, msg, x, y, flags)!=0:
return 0
elif msg==WinConst.WM_CONTEXTMENU:
pt=mPos()
pt.x=lParam & 65535
pt.y=lParam >> 16
if pt.x!=-1 and pt.y!=-1:
user32.ScreenToClient(hwnd,byref(pt))
flags=0
if (wParam & WinConst.MK_CONTROL)!=0:
flags=flags | 8
if (wParam & WinConst.MK_SHIFT)!=0:
flags=flags | 4
if (wParam & WinConst.MK_LBUTTON)!=0:
flags=flags | 1
if (wParam & WinConst.MK_MBUTTON)!=0:
flags=flags | 16
if (wParam & WinConst.MK_RBUTTON)!=0:
flags=flags | 2
if self.mb.wkeFireContextMenuEvent(self.m_webview,pt.x,pt.y, flags)!=0:
return 0
elif msg==WinConst.WM_MOUSEWHEEL:
pt=mPos()
pt.x=lParam & 65535
pt.y=lParam >> 16
user32.ScreenToClient(hwnd,byref(pt))
delta= wParam >> 16
flags=0
if (wParam & WinConst.MK_CONTROL)!=0:
flags=flags | 8
if (wParam & WinConst.MK_SHIFT)!=0:
flags=flags | 4
if (wParam & WinConst.MK_LBUTTON)!=0:
flags=flags | 1
if (wParam & WinConst.MK_MBUTTON)!=0:
flags=flags | 16
if (wParam & WinConst.MK_RBUTTON)!=0:
flags=flags | 2
if self.mb.wkeFireMouseWheelEvent(self.m_webview,pt.x,pt.y,delta,flags)!=0:
return 0
elif msg==WinConst.WM_SETFOCUS:
user32.SetFocus(hwnd)
return 0
elif msg==WinConst.WM_KILLFOCUS:
self.mb.wkeKillFocus(self.m_webview)
return 0
elif msg==WinConst.WM_IME_STARTCOMPOSITION:
caret=self.mb.wkeGetCaretRect(self.m_webview)
mposForm=COMPOSITIONFORM()
mposForm.dwStyle = 2 | 32
mposForm.ptCurrentPos.x = caret.x
mposForm.ptCurrentPos.y = caret.y
hIMC=imm32.ImmGetContext(hwnd)
imm32.ImmSetCompositionWindow(hIMC,byref(mposForm))
imm32.ImmReleaseContext(hwnd,hIMC)
return 0
elif msg==WinConst.WM_SETCURSOR:
if self.mb.wkeFireWindowsMessage(self.m_webview,hwnd,WinConst.WM_SETCURSOR,wParam,lParam,0)!=0:
return 0
elif msg==WinConst.WM_NCHITTEST:
if self.isZoom:
return self.__on_nchittest(hwnd,lParam)
elif msg==WinConst.WM_INPUTLANGCHANGE:
return user32.DefWindowProcA(hwnd, msg, _LRESULT(wParam), _LRESULT(lParam))
def __transparentPaint(self,hwnd,hdc,x,y,cx,cy):
rectDest=Rect()
user32.GetClientRect(hwnd,byref(rectDest))
user32.OffsetRect(byref(rectDest),-rectDest.Left,-rectDest.Top)
width = rectDest.Right - rectDest.Left
height = rectDest.Bottom - rectDest.Top
hBitmap = gdi32.GetCurrentObject(hdc, WinConst.OBJ_BITMAP)
bmp=bitMap()
bmp.bmType=0
cbBuffer=gdi32.GetObjectA(hBitmap, 24,0)
gdi32.GetObjectA(hBitmap, cbBuffer,byref(bmp))
sizeDest=mSize()
sizeDest.cx =bmp.bmWidth
sizeDest.cy =bmp.bmHeight
hdcScreen = self.mb.wkeGetViewDC(self.m_webview)# user32.GetDC(_LRESULT(hwnd))
blendFunc32bpp=blendFunction()
blendFunc32bpp.BlendOp = 0
blendFunc32bpp.BlendFlags = 0
blendFunc32bpp.SourceConstantAlpha = 255
blendFunc32bpp.AlphaFormat = 1
pointSource=mPos()
callOk = user32.UpdateLayeredWindow(hwnd, hdcScreen, 0, byref(sizeDest), hdc, byref(pointSource), RGB(255,255,255), byref(blendFunc32bpp), WinConst.ULW_ALPHA)
user32.ReleaseDC(hwnd, hdcScreen)
def __on_nchittest(self,hwnd,lParam):
if user32.IsZoomed(hwnd)!=0:
return 1
pt=mPos()
pt.x=lParam & 65535
pt.y=lParam >> 16
user32.ScreenToClient(hwnd,byref(pt))
rc=Rect()
user32.GetClientRect(hwnd,byref(rc))
iWidth = rc.Right - rc.Left
iHeight = rc.Bottom - rc.Top
if user32.PtInRect(byref(Rect(5, 0, iWidth - 5, 5)),pt):
retn=12#HTTOP
elif user32.PtInRect(byref(Rect(0, 5, 5, iHeight - 5)),pt):
retn=10#HTLEFT
elif user32.PtInRect(byref(Rect(iWidth - 5, 5, iWidth, iHeight - 10)),pt):
retn=11#HTRIGHT
elif user32.PtInRect(byref(Rect(5, iHeight - 5, iWidth - 10, iHeight)),pt):
retn=15#HTBOTTOM
elif user32.PtInRect(byref(Rect(0, 0, 5, 5)),pt):
retn=13#HTTOPLEFT
elif user32.PtInRect(byref(Rect(0, iHeight - 5, 5, iHeight)),pt):
retn=16#HTBOTTOMLEFT
elif user32.PtInRect(byref(Rect(iWidth - 5, 0, iWidth, 5)),pt):
retn=14#HTTOPRIGHT
elif user32.PtInRect(byref(Rect(iWidth - 10, iHeight - 10, iWidth, iHeight)),pt):
retn=17#HTBOTTOMRIGHT
else:
retn=1
return retn