def BindEvents(self):
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_ERASE_BACKGROUND, lambda e: None)
self.Bind(wx.EVT_RIGHT_DOWN, self.OnButtonDown)
self.Bind(wx.EVT_LEFT_DOWN, self.OnButtonDown)
self.Bind(wx.EVT_MIDDLE_DOWN, self.OnButtonDown)
self.Bind(wx.EVT_RIGHT_UP, self.OnButtonUp)
self.Bind(wx.EVT_LEFT_UP, self.OnButtonUp)
self.Bind(wx.EVT_MIDDLE_UP, self.OnButtonUp)
self.Bind(wx.EVT_MOUSEWHEEL, self.OnMouseWheel)
self.Bind(wx.EVT_MOTION, self.OnMotion)
self.Bind(wx.EVT_ENTER_WINDOW, self.OnEnter)
self.Bind(wx.EVT_LEAVE_WINDOW, self.OnLeave)
self.Bind(wx.EVT_CHAR, self.OnKeyDown)
self.Bind(wx.EVT_KEY_UP, self.OnKeyUp)
if wx.Platform == "__WXGTK__":
# wxGTK requires that the window be created before you can
# set its shape, so delay the call to SetWindowShape until
# this event.
self.Bind(wx.EVT_WINDOW_CREATE, self.OnWindowCreate)
else:
# On wxMSW and wxMac the window has already been created.
self.Bind(wx.EVT_SIZE, self.OnSize)
if _useCapture and hasattr(wx, 'EVT_MOUSE_CAPTURE_LOST'):
self.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.OnMouseCaptureLost)
python类EVT_ERASE_BACKGROUND的实例源码
def __init__(self, parent, bracket):
self.bracket = bracket
self.oldx = None
self.oldy = None
self.ax = 0
self.ay = 0
self.bx = 0
self.by = 0
self.extimg = None
wx.Panel.__init__(self, parent)
self.x = 0
self.y = 0
self.updatebracketimg()
self.Bind(wx.EVT_PAINT, self.paint)
self.Bind(wx.EVT_MOUSE_EVENTS, self.mouse)
self.Bind(wx.EVT_ERASE_BACKGROUND, self.none)
def __init__(self, parent):
"""Constructor"""
wx.Panel.__init__(self, parent=parent)
self.frame = parent
sizer = wx.BoxSizer(wx.VERTICAL)
hSizer = wx.BoxSizer(wx.HORIZONTAL)
for num in range(4):
label = "Button %s" % num
btn = wx.Button(self, label=label)
sizer.Add(btn, 0, wx.ALL, 5)
hSizer.Add((1,1), 1, wx.EXPAND)
hSizer.Add(sizer, 0, wx.TOP, 100)
hSizer.Add((1,1), 0, wx.ALL, 75)
self.SetSizer(hSizer)
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
import_OpenGL_cube_and_cone.py 文件源码
项目：Python-GUI-Programming-Cookbook-Second-Edition
作者: PacktPublishing
项目源码
文件源码
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def __init__(self, parent):
glcanvas.GLCanvas.__init__(self, parent, -1)
self.init = False
self.context = glcanvas.GLContext(self) # <== this was missing when I wrote the book in 2015...
# initial mouse position
self.lastx = self.x = 30
self.lasty = self.y = 30
self.size = None
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.Bind(wx.EVT_SIZE, self.OnSize)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseDown)
self.Bind(wx.EVT_LEFT_UP, self.OnMouseUp)
self.Bind(wx.EVT_MOTION, self.OnMouseMotion)
def OnEraseBackground(self, event):
"""
Handles the ``wx.EVT_ERASE_BACKGROUND`` event for :class:`ImageContainerBase`.
:param `event`: a :class:`EraseEvent` event to be processed.
:note: This method is intentionally empty to reduce flicker.
"""
pass
def OnEraseBackground(self, event):
"""
Handles the ``wx.EVT_ERASE_BACKGROUND`` event for :class:`ImageContainer`.
:param `event`: a :class:`EraseEvent` event to be processed.
"""
ImageContainerBase.OnEraseBackground(self, event)
def __init__(self, parent):
attribs = (glcanvas.WX_GL_RGBA, glcanvas.WX_GL_DOUBLEBUFFER, glcanvas.WX_GL_DEPTH_SIZE, 24)
glcanvas.GLCanvas.__init__(self, parent, -1, attribList = attribs)
self.context = glcanvas.GLContext(self)
self.parent = parent
#Camera state variables
self.size = self.GetClientSize()
#self.camera = MouseSphericalCamera(self.size.x, self.size.y)
self.camera = MousePolarCamera(self.size.width, self.size.height)
#Main state variables
self.MousePos = [0, 0]
self.bbox = BBox3D()
#Face mesh variables and manipulation variables
self.mesh = None
self.meshCentroid = None
self.displayMeshFaces = True
self.displayMeshEdges = False
self.displayMeshVertices = True
self.displayVertexNormals = False
self.displayFaceNormals = False
self.useLighting = True
self.useTexture = False
self.GLinitialized = False
#GL-related events
wx.EVT_ERASE_BACKGROUND(self, self.processEraseBackgroundEvent)
wx.EVT_SIZE(self, self.processSizeEvent)
wx.EVT_PAINT(self, self.processPaintEvent)
#Mouse Events
wx.EVT_LEFT_DOWN(self, self.MouseDown)
wx.EVT_LEFT_UP(self, self.MouseUp)
wx.EVT_RIGHT_DOWN(self, self.MouseDown)
wx.EVT_RIGHT_UP(self, self.MouseUp)
wx.EVT_MIDDLE_DOWN(self, self.MouseDown)
wx.EVT_MIDDLE_UP(self, self.MouseUp)
wx.EVT_MOTION(self, self.MouseMotion)
def __init__(self,parent,id,title):
wx.Frame.__init__(self,parent,id,title,size=(475,600))
self.parent = parent
self.initialize()
# Exit
exit_button = wx.Button(self, label="Exit", pos=(240+75,550))
exit_button.Bind(wx.EVT_BUTTON, self.onClose)
# robot = "/home/pi/Desktop/GoBox/Troubleshooting_GUI/dex.png"
# png = wx.Image(robot, wx.BITMAP_TYPE_ANY).ConvertToBitmap()
# wx.StaticBitmap(self, -1, png, (0, 0), (png.GetWidth()-320, png.GetHeight()-20))
# self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground) # Sets background picture
#----------------------------------------------------------------------
def __init__(self, parent, size):
wx.Panel.__init__(self, parent, size=size)
self.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
self.Bind(wx.EVT_LEFT_UP, self.OnLeftUp)
self.Bind(wx.EVT_MOTION, self.OnMotion)
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_SIZE, self.OnResize)
self.ThumbPosition = 0. # -1 <= ThumbPosition <= 1
self.ThumbScrollingStartPos = None
def __init__(self, parent, window, items=[]):
"""
Constructor
@param parent: Parent wx.Window of DebugVariableText
@param window: Reference to the Debug Variable Panel
@param items: List of DebugVariableItem displayed by Viewer
"""
DebugVariableViewer.__init__(self, window, items)
wx.Panel.__init__(self, parent)
# Set panel background colour
self.SetBackgroundColour(wx.WHITE)
# Define panel drop target
self.SetDropTarget(DebugVariableTextDropTarget(self, window))
# Bind events
self.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
self.Bind(wx.EVT_LEFT_UP, self.OnLeftUp)
self.Bind(wx.EVT_LEFT_DCLICK, self.OnLeftDClick)
self.Bind(wx.EVT_ENTER_WINDOW, self.OnEnter)
self.Bind(wx.EVT_LEAVE_WINDOW, self.OnLeave)
self.Bind(wx.EVT_SIZE, self.OnResize)
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.Bind(wx.EVT_PAINT, self.OnPaint)
# Define panel min size for parent sizer layout
self.SetMinSize(wx.Size(0, 25))
# Add buttons to Viewer
for bitmap, callback in [("force", self.OnForceButton),
("release", self.OnReleaseButton),
("delete_graph", self.OnCloseButton)]:
self.Buttons.append(GraphButton(0, 0, bitmap, callback))
def __init__(self, parent):
attribs = (glcanvas.WX_GL_RGBA, glcanvas.WX_GL_DOUBLEBUFFER, glcanvas.WX_GL_DEPTH_SIZE, 24)
glcanvas.GLCanvas.__init__(self, parent, -1, attribList = attribs)
self.context = glcanvas.GLContext(self)
self.parent = parent
#Camera state variables
self.size = self.GetClientSize()
#self.camera = MouseSphericalCamera(self.size.x, self.size.y)
self.camera = MousePolarCamera(self.size.width, self.size.height)
#Main state variables
self.MousePos = [0, 0]
self.bbox = BBox3D()
#Face mesh variables and manipulation variables
self.mesh = None
self.meshCentroid = None
self.displayMeshFaces = True
self.displayMeshEdges = False
self.displayMeshVertices = True
self.displayVertexNormals = False
self.displayFaceNormals = False
self.useLighting = True
self.useTexture = False
self.GLinitialized = False
#GL-related events
wx.EVT_ERASE_BACKGROUND(self, self.processEraseBackgroundEvent)
wx.EVT_SIZE(self, self.processSizeEvent)
wx.EVT_PAINT(self, self.processPaintEvent)
#Mouse Events
wx.EVT_LEFT_DOWN(self, self.MouseDown)
wx.EVT_LEFT_UP(self, self.MouseUp)
wx.EVT_RIGHT_DOWN(self, self.MouseDown)
wx.EVT_RIGHT_UP(self, self.MouseUp)
wx.EVT_MIDDLE_DOWN(self, self.MouseDown)
wx.EVT_MIDDLE_UP(self, self.MouseUp)
wx.EVT_MOTION(self, self.MouseMotion)
def __init__( self, parent, camera, socketclient ):
wx.Panel.__init__( self, parent, id=wx.ID_ANY, style=wx.SIMPLE_BORDER )
self.Camera = camera
self.SocketClient = socketclient
self.Bind( wx.EVT_PAINT, self.OnPaint )
self.Bind( wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground )
self.SetSize( CAMERA_SIZE )
def __init__(self, parent, id=wx.ID_ANY, pos=wx.DefaultPosition, size=wx.DefaultSize,
style=0, agwStyle=0, name="ImageContainer"):
"""
Default class constructor.
:param `parent`: parent window. Must not be ``None``;
:param `id`: window identifier. A value of -1 indicates a default value;
:param `pos`: the control position. A value of (-1, -1) indicates a default position,
chosen by either the windowing system or wxPython, depending on platform;
:param `size`: the control size. A value of (-1, -1) indicates a default size,
chosen by either the windowing system or wxPython, depending on platform;
:param `style`: the underlying :class:`Panel` window style;
:param `agwStyle`: the AGW-specific window style. This can be a combination of the
following bits:
=========================== =========== ==================================================
Window Styles Hex Value Description
=========================== =========== ==================================================
``INB_BOTTOM`` 0x1 Place labels below the page area. Available only for :class:`FlatImageBook`.
``INB_LEFT`` 0x2 Place labels on the left side. Available only for :class:`FlatImageBook`.
``INB_RIGHT`` 0x4 Place labels on the right side.
``INB_TOP`` 0x8 Place labels above the page area.
``INB_BORDER`` 0x10 Draws a border around :class:`LabelBook` or :class:`FlatImageBook`.
``INB_SHOW_ONLY_TEXT`` 0x20 Shows only text labels and no images. Available only for :class:`LabelBook`.
``INB_SHOW_ONLY_IMAGES`` 0x40 Shows only tab images and no label texts. Available only for :class:`LabelBook`.
``INB_FIT_BUTTON`` 0x80 Displays a pin button to show/hide the book control.
``INB_DRAW_SHADOW`` 0x100 Draw shadows below the book tabs. Available only for :class:`LabelBook`.
``INB_USE_PIN_BUTTON`` 0x200 Displays a pin button to show/hide the book control.
``INB_GRADIENT_BACKGROUND`` 0x400 Draws a gradient shading on the tabs background. Available only for :class:`LabelBook`.
``INB_WEB_HILITE`` 0x800 On mouse hovering, tabs behave like html hyperlinks. Available only for :class:`LabelBook`.
``INB_NO_RESIZE`` 0x1000 Don't allow resizing of the tab area.
``INB_FIT_LABELTEXT`` 0x2000 Will fit the tab area to the longest text (or text+image if you have images) in all the tabs.
``INB_BOLD_TAB_SELECTION`` 0x4000 Show the selected tab text using a bold font.
=========================== =========== ==================================================
:param `name`: the window name.
"""
ImageContainerBase.__init__(self, parent, id, pos, size, style, agwStyle, name)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_SIZE, self.OnSize)
self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseLeftDown)
self.Bind(wx.EVT_LEFT_UP, self.OnMouseLeftUp)
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.Bind(wx.EVT_MOTION, self.OnMouseMove)
self.Bind(wx.EVT_LEAVE_WINDOW, self.OnMouseLeaveWindow)
def __init__(self, parent, title):
"""Create the pydicom image example's main frame window."""
wx.Frame.__init__(self, parent, id=-1, title="", pos=wx.DefaultPosition,
size=wx.Size(w=1024, h=768),
style=wx.DEFAULT_FRAME_STYLE | wx.SUNKEN_BORDER | wx.CLIP_CHILDREN)
# --------------------------------------------------------
# Set up the menubar.
# --------------------------------------------------------
self.mainmenu = wx.MenuBar()
# Make the 'File' menu.
menu = wx.Menu()
item = menu.Append(wx.ID_ANY, '&Open', 'Open file for editing')
self.Bind(wx.EVT_MENU, self.OnFileOpen, item)
item = menu.Append(wx.ID_ANY, 'E&xit', 'Exit Program')
self.Bind(wx.EVT_MENU, self.OnFileExit, item)
self.mainmenu.Append(menu, '&File')
# Attach the menu bar to the window.
self.SetMenuBar(self.mainmenu)
# --------------------------------------------------------
# Set up the main splitter window.
# --------------------------------------------------------
self.mainSplitter = wx.SplitterWindow(self, style=wx.NO_3D | wx.SP_3D)
self.mainSplitter.SetMinimumPaneSize(1)
# -------------------------------------------------------------
# Create the folderTreeView on the left.
# -------------------------------------------------------------
self.dsTreeView = wx.TreeCtrl(self.mainSplitter, style=wx.TR_LINES_AT_ROOT | wx.TR_HAS_BUTTONS)
# --------------------------------------------------------
# Create the ImageView on the right pane.
# --------------------------------------------------------
self.imView = wx.Panel(self.mainSplitter, style=wx.VSCROLL | wx.HSCROLL | wx.CLIP_CHILDREN)
self.imView.Bind(wx.EVT_PAINT, self.OnPaint)
self.imView.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.imView.Bind(wx.EVT_SIZE, self.OnSize)
# --------------------------------------------------------
# Install the splitter panes.
# --------------------------------------------------------
self.mainSplitter.SplitVertically(self.dsTreeView, self.imView)
self.mainSplitter.SetSashPosition(300, True)
# --------------------------------------------------------
# Initialize some values
# --------------------------------------------------------
self.dcmdsRoot = False
self.foldersRoot = False
self.loadCentered = True
self.bitmap = None
self.Show(True)
def __init__(self, parent, title):
"""Create the pydicom image example's main frame window."""
wx.Frame.__init__(self, parent, id=-1, title="", pos=wx.DefaultPosition,
size=wx.Size(w=1024, h=768),
style=wx.DEFAULT_FRAME_STYLE | wx.SUNKEN_BORDER | wx.CLIP_CHILDREN)
# --------------------------------------------------------
# Set up the menubar.
# --------------------------------------------------------
self.mainmenu = wx.MenuBar()
# Make the 'File' menu.
menu = wx.Menu()
item = menu.Append(wx.ID_ANY, '&Open', 'Open file for editing')
self.Bind(wx.EVT_MENU, self.OnFileOpen, item)
item = menu.Append(wx.ID_ANY, 'E&xit', 'Exit Program')
self.Bind(wx.EVT_MENU, self.OnFileExit, item)
self.mainmenu.Append(menu, '&File')
# Attach the menu bar to the window.
self.SetMenuBar(self.mainmenu)
# --------------------------------------------------------
# Set up the main splitter window.
# --------------------------------------------------------
self.mainSplitter = wx.SplitterWindow(self, style=wx.NO_3D | wx.SP_3D)
self.mainSplitter.SetMinimumPaneSize(1)
# -------------------------------------------------------------
# Create the folderTreeView on the left.
# -------------------------------------------------------------
self.dsTreeView = wx.TreeCtrl(self.mainSplitter, style=wx.TR_LINES_AT_ROOT | wx.TR_HAS_BUTTONS)
# --------------------------------------------------------
# Create the ImageView on the right pane.
# --------------------------------------------------------
self.imView = wx.Panel(self.mainSplitter, style=wx.VSCROLL | wx.HSCROLL | wx.CLIP_CHILDREN)
self.imView.Bind(wx.EVT_PAINT, self.OnPaint)
self.imView.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.imView.Bind(wx.EVT_SIZE, self.OnSize)
# --------------------------------------------------------
# Install the splitter panes.
# --------------------------------------------------------
self.mainSplitter.SplitVertically(self.dsTreeView, self.imView)
self.mainSplitter.SetSashPosition(300, True)
# --------------------------------------------------------
# Initialize some values
# --------------------------------------------------------
self.dcmdsRoot = False
self.foldersRoot = False
self.loadCentered = True
self.bitmap = None
self.Show(True)
