clockworkpi/launcher_deot
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add loop scroll

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hi80482 2020-07-29 23:46:17 +08:00 committed by GitHub
parent e8623f6189
commit 16d4bf0ecd
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 24 additions and 6 deletions
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30
sys.py/UI/page.py
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@ -111,6 +111,7 @@ class Page(Widget):
_Padding = pygame.Rect(0, 0, 0, 0) # x,y,w,h
_Margin = pygame.Rect(0, 0, 0, 0)
_ScrollStep = 1
_ItemsPerPage = 6
def __init__(self):
self._Icons = []
@ -582,11 +583,18 @@ class Page(Widget):
# make sure the Class has the _MyList
def ScrollDown(self):
if len(self._MyList) == 0:
# if len(self._MyList) == 0:
if len(self._MyList) <= 1:
return
self._PsIndex +=1
if self._PsIndex >= len(self._MyList):
self._PsIndex = len(self._MyList) -1
# self._PsIndex = len(self._MyList) -1
# loop scroll, to first
if len(self._MyList) > self._ItemsPerPage:
self.FScrollUp(len(self._MyList) - self._ItemsPerPage)
self._PsIndex = 0
return
cur_li = self._MyList[self._PsIndex]
if cur_li._PosY +cur_li._Height > self._Height:
@ -594,18 +602,27 @@ class Page(Widget):
self._MyList[i]._PosY -= self._MyList[i]._Height
def ScrollUp(self):
if len(self._MyList) == 0:
# if len(self._MyList) == 0:
if len(self._MyList) <= 1:
return
self._PsIndex -= 1
if self._PsIndex < 0:
self._PsIndex = 0
# self._PsIndex = 0
# loop scroll, to end
if len(self._MyList) > self._ItemsPerPage:
self.FScrollDown(len(self._MyList) - self._ItemsPerPage)
self._PsIndex = len(self._MyList) - 1
return
cur_li = self._MyList[self._PsIndex]
if cur_li._PosY < 0:
for i in range(0, len(self._MyList)):
self._MyList[i]._PosY += self._MyList[i]._Height
def FScrollUp(self,Step=1):
if len(self._MyList) == 0:
# if len(self._MyList) == 0:
if len(self._MyList) <= 1:
return
tmp = self._PsIndex
self._PsIndex -= Step
@ -625,7 +642,8 @@ class Page(Widget):
self._PsIndex = len(self._MyList) -1
def FScrollDown(self,Step=1):
if len(self._MyList) == 0:
# if len(self._MyList) == 0:
if len(self._MyList) <= 1:
return
tmp = self._PsIndex
self._PsIndex +=Step