[英]Python win32api cannot draw on Windows Paint Application
I want to write a code with similiar function as我想用类似的 function 编写代码
# code from https://codeloop.org/python-automation-drawing-in-paint-application/
import pyautogui, time
time.sleep(2)
pyautogui.click()
distance = 200
while distance > 0:
pyautogui.dragRel(distance, 0, duration=0.2) # move right
distance = distance - 5
pyautogui.dragRel(0, distance, duration=0.2) # move down
pyautogui.dragRel(-distance, 0, duration=0.2) #move left
distance = distance - 5
pyautogui.dragRel(0, -distance, duration=0.2) #move up
which draws following images绘制以下图像
PyautoGui is a great tool, but it requires the program to run foreground. PyautoGui 是一个很棒的工具,但它需要程序在前台运行。 Is there anyway to write a code with similar ability and runs in background?
无论如何要编写具有类似能力并在后台运行的代码? I have tried
win32api
,我试过
win32api
,
import win32gui
hwndMain = win32gui.FindWindow(None, "Untittled - Paint")
win32gui.SendMessage(hwnd, win32con.WM_LBUTTONDOWN, 1, make_long(500, 500))
win32gui.SendMessage(hwnd, win32con.WM_MOUSEMOVE, 1, make_long(000, 400))
win32gui.SendMessage(hwnd, win32con.WM_LBUTTONUP, 1, make_long(900, 900))
but it draws nothing in the Paint app.但它在 Paint 应用程序中没有绘制任何内容。
If you want to send a drawing message, you should find the child window of MsPaint instead of sending it directly to MsPaint.如果要发送绘图消息,应找到 MsPaint 的子 window,而不是直接发送给 MsPaint。
Here is a sample and you can refer to it:这是一个示例,您可以参考它:
import win32gui
import win32con
import win32api
def findMSPaintDrawWindow():
res = win32gui.FindWindow(None, "Untitled - Paint");
if(res != None):
res = win32gui.FindWindowEx(res, None, "MSPaintView", None);
if(res != None):
res = win32gui.FindWindowEx(res, None, None, None)
return res;
hwndMain = findMSPaintDrawWindow()
win32gui.SendMessage(hwndMain, win32con.WM_LBUTTONDOWN, 1, win32api.MAKELONG(500, 500))
win32gui.SendMessage(hwndMain, win32con.WM_MOUSEMOVE, 1, win32api.MAKELONG(000, 400))
win32gui.SendMessage(hwndMain, win32con.WM_LBUTTONUP, 1, win32api.MAKELONG(900, 900))
And it works for me:它对我有用:
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