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sfBrowserItem.py
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sfBrowserItem.py
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import wx
import gui.utils.drawUtils as drawUtils
SB_ITEM_NORMAL = 0
SB_ITEM_SELECTED = 1
SB_ITEM_HIGHLIGHTED = 2
SB_ITEM_DISABLED = 4
BTN_NORMAL = 1
BTN_PRESSED = 2
BTN_HOVER = 4
BTN_DISABLED = 8
class PFBaseButton(object):
def __init__(self, normalBitmap=wx.NullBitmap, label="", callback=None, hoverBitmap=None, disabledBitmap=None,
show=True):
self.normalBmp = normalBitmap
self.dropShadowOpacity = 0.2
self.dropShadowBmp = drawUtils.CreateDropShadowBitmap(self.normalBmp, self.dropShadowOpacity)
self.hoverBmp = hoverBitmap
self.disabledBmp = disabledBitmap
self.label = label
self.show = show
self.callback = callback
self.state = BTN_NORMAL
# state : BTN_STUFF
def Show(self, show):
self.show = show
def Hide(self):
self.show = False
def IsVisible(self):
return self.show
def SetCallback(self, callback):
self.callback = callback
def GetCallback(self):
return self.callback
def DoCallback(self):
if self.callback:
self.callback()
def SetState(self, state=BTN_NORMAL):
self.state = state
def GetState(self):
return self.state
def GetSize(self):
w = self.normalBmp.GetWidth()
h = self.normalBmp.GetHeight()
return (w, h)
def GetBitmap(self):
return self.normalBmp
def SetBitmap(self, bitmap):
self.normalBmp = bitmap
self.dropShadowBmp = drawUtils.CreateDropShadowBitmap(self.normalBmp, self.dropShadowOpacity)
def GetLabel(self):
return self.label
def GetHoverBitmap(self):
if self.hoverBmp is None:
return self.normalBmp
return self.hoverBmp
def GetDisabledBitmap(self):
if self.disabledBmp is None:
return self.normalBmp
return self.disabledBmp
def GetDropShadowBitmap(self):
return self.dropShadowBmp
class PFToolbar(object):
def __init__(self, parent):
self.Parent = parent
self.buttons = []
self.toolbarX = 0
self.toolbarY = 0
self.padding = 2
self.hoverLabel = ""
def SetPosition(self, pos):
self.toolbarX, self.toolbarY = pos
def AddButton(self, btnBitmap, label="", clickCallback=None, hoverBitmap=None, disabledBitmap=None, show=True):
btn = PFBaseButton(btnBitmap, label, clickCallback, hoverBitmap, disabledBitmap, show)
self.buttons.append(btn)
return btn
def ClearState(self):
for button in self.buttons:
button.SetState()
self.hoverLabel = ""
def MouseMove(self, event):
doRefresh = False
changeCursor = False
bx = self.toolbarX
self.hoverLabel = ""
for button in self.buttons:
if not button.IsVisible():
continue
state = button.GetState()
if self.HitTest((bx, self.toolbarY), event.GetPosition(), button.GetSize()):
changeCursor = True
if not state & BTN_HOVER:
button.SetState(state | BTN_HOVER)
self.hoverLabel = button.GetLabel()
self.Parent.SetCursor(wx.StockCursor(wx.CURSOR_HAND))
doRefresh = True
else:
if state & BTN_HOVER:
button.SetState(state ^ BTN_HOVER)
doRefresh = True
bwidth, bheight = button.GetSize()
bx += bwidth + self.padding
if not changeCursor:
self.Parent.SetCursor(wx.StockCursor(wx.CURSOR_ARROW))
return doRefresh
def MouseClick(self, event):
mx, my = event.GetPosition()
bx = self.toolbarX
for button in self.buttons:
if not button.IsVisible():
continue
state = button.GetState()
if state & BTN_PRESSED:
button.SetState(state ^ BTN_PRESSED)
if self.HitTest((bx, self.toolbarY), event.GetPosition(), button.GetSize()):
return button
else:
return False
bwidth, bheight = button.GetSize()
bx += bwidth + self.padding
bx = self.toolbarX
for button in self.buttons:
if not button.IsVisible():
continue
state = button.GetState()
if self.HitTest((bx, self.toolbarY), event.GetPosition(), button.GetSize()):
if event.LeftDown() or event.LeftDClick():
button.SetState(state | BTN_PRESSED)
return button
elif event.LeftUp():
button.SetState(state | (not BTN_PRESSED))
return button
bwidth, bheight = button.GetSize()
bx += bwidth + self.padding
return None
def GetWidth(self):
bx = 0
for button in self.buttons:
if not button.IsVisible():
continue
bwidth, bheight = button.GetSize()
bx += bwidth + self.padding
return bx
def GetHeight(self):
height = 0
for button in self.buttons:
if not button.IsVisible():
continue
bwidth, bheight = button.GetSize()
height = max(height, bheight)
return height
def HitTest(self, target, position, area):
x, y = target
px, py = position
aX, aY = area
if (px > x and px < x + aX) and (py > y and py < y + aY):
return True
return False
def Render(self, pdc):
bx = self.toolbarX
for button in self.buttons:
if not button.IsVisible():
continue
by = self.toolbarY
tbx = bx
btnState = button.GetState()
bmp = button.GetDisabledBitmap()
dropShadowBmp = button.GetDropShadowBitmap()
if btnState & BTN_NORMAL:
bmp = button.GetBitmap()
if btnState & BTN_HOVER:
bmp = button.GetHoverBitmap()
if btnState & BTN_PRESSED:
bmp = button.GetBitmap()
by += self.padding / 2
tbx += self.padding / 2
bmpWidth = bmp.GetWidth()
pdc.DrawBitmap(dropShadowBmp, bx + self.padding / 2, self.toolbarY + self.padding / 2)
pdc.DrawBitmap(bmp, tbx, by)
bx += bmpWidth + self.padding
class SFBrowserItem(wx.Window):
def __init__(self, parent, id=wx.ID_ANY, pos=wx.DefaultPosition, size=(0, 16), style=0):
wx.Window.__init__(self, parent, id, pos, size, style)
self.highlighted = False
self.selected = False
self.bkBitmap = None
self.canBeDragged = False
self.toolbar = PFToolbar(self)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground)
self.Bind(wx.EVT_LEFT_UP, self.OnLeftUp)
if "wxMSW" in wx.PlatformInfo:
self.Bind(wx.EVT_LEFT_DCLICK, self.OnLeftDown)
self.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
self.Bind(wx.EVT_ENTER_WINDOW, self.OnEnterWindow)
self.Bind(wx.EVT_LEAVE_WINDOW, self.OnLeaveWindow)
self.Bind(wx.EVT_MOTION, self.OnMotion)
def Refresh(self):
self.RenderBackground()
wx.Window.Refresh(self)
def OnPaint(self, event):
mdc = wx.BufferedPaintDC(self)
self.RenderBackground()
mdc.DrawBitmap(self.bkBitmap, 0, 0)
self.DrawItem(mdc)
self.toolbar.Render(mdc)
def DrawItem(self, mdc):
pass
def OnEraseBackground(self, event):
pass
def MouseLeftUp(self, event):
pass
def MouseLeftDown(self, event):
pass
def MouseMove(self, event):
pass
def SetDraggable(self, mode=True):
self.canBeDragged = mode
def OnLeftUp(self, event):
if self.HasCapture():
self.ReleaseMouse()
if not self.canBeDragged:
mposx, mposy = wx.GetMousePosition()
rect = self.GetRect()
rect.top = rect.left = 0
cx, cy = self.ScreenToClient((mposx, mposy))
if not rect.Contains((cx, cy)):
self.SetHighlighted(False)
self.toolbar.ClearState()
self.Refresh()
return
btn = self.toolbar.MouseClick(event)
if btn is not None:
if btn is not False:
if btn.GetState() & BTN_NORMAL:
btn.DoCallback()
self.Refresh()
else:
self.Refresh()
return
self.MouseLeftUp(event)
def OnLeftDown(self, event):
if not self.HasCapture():
self.CaptureMouse()
btn = self.toolbar.MouseClick(event)
if btn is not None:
if btn.GetState() & BTN_PRESSED:
self.Refresh()
return
self.MouseLeftDown(event)
def OnEnterWindow(self, event):
self.SetHighlighted(True)
self.toolbar.ClearState()
self.Refresh()
event.Skip()
def OnLeaveWindow(self, event):
self.SetHighlighted(False)
self.toolbar.ClearState()
self.Refresh()
event.Skip()
def OnMotion(self, event):
if self.toolbar.MouseMove(event):
self.Refresh()
self.MouseMove(event)
event.Skip()
def GetType(self):
return -1
def SetSelected(self, select=True):
self.selected = select
def SetHighlighted(self, highlight=True):
self.highlighted = highlight
def GetState(self):
if self.highlighted and not self.selected:
state = SB_ITEM_HIGHLIGHTED
elif self.selected:
if self.highlighted:
state = SB_ITEM_SELECTED | SB_ITEM_HIGHLIGHTED
else:
state = SB_ITEM_SELECTED
else:
state = SB_ITEM_NORMAL
return state
def RenderBackground(self):
rect = self.GetRect()
windowColor = wx.SystemSettings_GetColour(wx.SYS_COLOUR_WINDOW)
state = self.GetState()
sFactor = 0.2
mFactor = None
eFactor = 0
if state == SB_ITEM_HIGHLIGHTED:
mFactor = 0.45
eFactor = 0.30
elif state == SB_ITEM_SELECTED | SB_ITEM_HIGHLIGHTED:
eFactor = 0.3
elif state == SB_ITEM_SELECTED:
eFactor = 0.15
else:
sFactor = 0.0
if self.bkBitmap:
if self.bkBitmap.eFactor == eFactor and self.bkBitmap.sFactor == sFactor and self.bkBitmap.mFactor == mFactor \
and rect.width == self.bkBitmap.GetWidth() and rect.height == self.bkBitmap.GetHeight():
return
else:
del self.bkBitmap
self.bkBitmap = drawUtils.RenderGradientBar(windowColor, rect.width, rect.height, sFactor, eFactor, mFactor)
self.bkBitmap.state = state
self.bkBitmap.sFactor = sFactor
self.bkBitmap.eFactor = eFactor
self.bkBitmap.mFactor = mFactor