kivy/examples/widgets/tabbed_panel_showcase.py

329 lines
9.0 KiB
Python

'''
TabbedPanel
============
Test of the widget TabbedPanel showing all capabilities.
'''
from kivy.app import App
from kivy.animation import Animation
from kivy.uix.floatlayout import FloatLayout
from kivy.uix.tabbedpanel import TabbedPanel, TabbedPanelHeader
from kivy.factory import Factory
class StandingHeader(TabbedPanelHeader):
pass
class CloseableHeader(TabbedPanelHeader):
pass
Factory.register('StandingHeader', cls=StandingHeader)
Factory.register('CloseableHeader', cls=CloseableHeader)
from kivy.lang import Builder
Builder.load_string('''
<TabShowcase>
but: _but
Button:
id: _but
text: 'Press to show Tabbed Panel'
on_release: root.show_tab()
<StandingHeader>
color: 0,0,0,0
disabled_color: self.color
Scatter:
do_translation: False
do_scale: False
do_rotation: False
auto_bring_to_front: False
rotation: 70
size_hint: None, None
size: lbl.size
center_x: root.center_x
center_y: root.center_y
Label:
id: lbl
text: root.text
size: root.size
color: 1, 1, 1, .5 if self.disabled else 1
pos: 0,0
<PanelLeft>
size_hint: (.45, .45)
pos_hint: {'center_x': .25, 'y': .55}
#replace the default tab with our custom tab class
default_tab_cls: sh.__class__
do_default_tab: True
default_tab_content: default_content.__self__
tab_width: 40
tab_height: 70
FloatLayout:
RstDocument:
id: default_content
text: '\\n'.join(("Standing tabs", "-------------",\
"Tabs in \\'%s\\' position" %root.tab_pos))
Image:
id: tab_2_content
pos:self.parent.pos
size: self.parent.size
source: 'data/images/defaulttheme-0.png'
Image:
id: tab_3_content
pos:self.parent.pos
size: self.parent.size
source: 'data/images/image-loading.gif'
StandingHeader:
id: sh
content: tab_2_content.__self__
text: 'tab 2'
StandingHeader:
content: tab_3_content
text: 'tab 3'
<CloseableHeader>
color: 0,0,0,0
disabled_color: self.color
# variable tab_width
text: 'tabx'
size_hint_x: None
width: self.texture_size[0] + 40
BoxLayout:
pos: root.pos
size_hint: None, None
size: root.size
padding: 3
Label:
id: lbl
text: root.text
BoxLayout:
size_hint: None, 1
orientation: 'vertical'
width: 22
Image:
source: 'tools/theming/defaulttheme/close.png'
on_touch_down:
if self.collide_point(*args[1].pos) :\
root.panel.remove_widget(root)
<PanelRight>
tab_pos: 'top_right'
size_hint: (.45, .45)
pos_hint: {'center_x': .75, 'y': .55}
# replace the default tab with our custom tab
default_tab: def_tab
#allow variable tab width
tab_width: None
FloatLayout:
RstDocument:
id: default_content
text: '\\n'.join(("Closeable tabs", "---------------",\
"- The tabs above are also scrollable",\
"- Tabs in \\'%s\\' position" %root.tab_pos))
Image:
id: tab_2_content
pos:self.parent.pos
size: self.parent.size
source: 'data/images/defaulttheme-0.png'
BoxLayout:
id: tab_3_content
pos:self.parent.pos
size: self.parent.size
BubbleButton:
text: 'Press to add new tab'
on_release: root.add_header()
BubbleButton:
text: 'Press set this tab as default'
on_release: root.default_tab = tab3
CloseableHeader:
id: def_tab
text: 'default tab'
content:default_content.__self__
panel: root
CloseableHeader:
text: 'tab2'
content: tab_2_content.__self__
panel: root
CloseableHeader:
id: tab3
text: 'tab3'
content: tab_3_content.__self__
panel: root
CloseableHeader:
panel: root
CloseableHeader:
panel: root
CloseableHeader:
panel: root
CloseableHeader:
panel: root
CloseableHeader:
panel: root
CloseableHeader:
panel: root
CloseableHeader:
panel: root
<PanelbLeft>
tab_pos: 'bottom_left'
size_hint: (.45, .45)
pos_hint: {'center_x': .25, 'y': .02}
do_default_tab: False
TabbedPanelItem:
id: settings
text: 'Settings'
RstDocument:
text: '\\n'.join(("Normal tabs", "-------------",\
"Tabs in \\'%s\\' position" %root.tab_pos))
TabbedPanelItem:
text: 'tab2'
BubbleButton:
text: 'switch to settings'
on_press: root.switch_to(settings)
TabbedPanelItem:
text: 'tab3'
Image:
source: 'data/images/image-loading.gif'
<PanelbRight>
tab_pos: 'right_top'
size_hint: (.45, .45)
pos_hint: {'center_x': .75, 'y': .02}
default_tab: def_tab
tab_height: img.width
FloatLayout:
RstDocument:
id: default_content
text: '\\n'.join(("Image tabs","-------------",\
"1. Normal image tab","2. Image with Text","3. Rotated Image",\
"4. Tabs in \\'%s\\' position" %root.tab_pos))
Image:
id: tab_2_content
pos:self.parent.pos
size: self.parent.size
source: 'data/images/defaulttheme-0.png'
VideoPlayer:
id: tab_3_content
pos:self.parent.pos
size: self.parent.size
source: 'softboy.mpg'
TabbedPanelHeader:
id: def_tab
content:default_content.__self__
border: 0, 0, 0, 0
background_down: 'softboy.png'
background_normal:'sequenced_images/data/images/info.png'
TabbedPanelHeader:
id: tph
content: tab_2_content.__self__
BoxLayout:
pos: tph.pos
size: tph.size
orientation: 'vertical'
Image:
source: 'sequenced_images/data/images/info.png'\
if tph.state == 'normal' else 'softboy.png'
Label:
text: 'text & img'
TabbedPanelHeader:
id: my_header
content: tab_3_content.__self__
Scatter:
do_translation: False
do_scale: False
do_rotation: False
auto_bring_to_front: False
rotation: 90
size_hint: None, None
size: img.size
center: my_header.center
Image:
id: img
source: 'sequenced_images/data/images/info.png'\
if my_header.state == 'normal' else 'softboy.png'
size: my_header.size
allow_stretch: True
keep_ratio: False
''')
class Tp(TabbedPanel):
#override tab switching method to animate on tab switch
def switch_to(self, header):
anim = Animation(opacity=0, d=.24, t='in_out_quad')
def start_anim(_anim, child, in_complete, *lt):
_anim.start(child)
def _on_complete(*lt):
if header.content:
header.content.opacity = 0
anim = Animation(opacity=1, d=.43, t='in_out_quad')
start_anim(anim, header.content, True)
super(Tp, self).switch_to(header)
anim.bind(on_complete=_on_complete)
if self.current_tab.content:
start_anim(anim, self.current_tab.content, False)
else:
_on_complete()
class PanelLeft(Tp):
pass
class PanelRight(Tp):
def add_header(self):
self.add_widget(CloseableHeader(panel=self))
class PanelbLeft(Tp):
pass
class PanelbRight(Tp):
pass
class TabShowcase(FloatLayout):
def show_tab(self):
if not hasattr(self, 'tab'):
self.tab = tab = PanelLeft()
self.add_widget(tab)
self.tab1 = tab = PanelRight()
self.add_widget(tab)
self.tab2 = tab = PanelbRight()
self.add_widget(tab)
self.tab3 = tab = PanelbLeft()
self.add_widget(tab)
self.but.text = \
'Tabs in variable positions, press to change to top_left'
else:
values = ('left_top', 'left_mid', 'left_bottom', 'top_left',
'top_mid', 'top_right', 'right_top', 'right_mid',
'right_bottom', 'bottom_left', 'bottom_mid', 'bottom_right')
index = values.index(self.tab.tab_pos)
self.tab.tab_pos = self.tab1.tab_pos = self.tab2.tab_pos\
= self.tab3.tab_pos = values[(index + 1) % len(values)]
self.but.text = 'Tabs in \'%s\' position,' % self.tab.tab_pos\
+ '\n press to change to next pos'
class TestTabApp(App):
def build(self):
return TabShowcase()
if __name__ == '__main__':
TestTabApp().run()