mirror of https://github.com/kivy/kivy.git
simplify tabbed_pannel_advanced example
This commit is contained in:
Qua-non
parent
33576a90f2
commit
289113a843
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@ -9,11 +9,20 @@ from kivy.app import App
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from kivy.animation import Animation
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from kivy.uix.floatlayout import FloatLayout
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from kivy.uix.tabbedpanel import TabbedPanel, TabbedPanelHeader
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from kivy.uix.togglebutton import ToggleButton
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from kivy.uix.button import Button
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from kivy.uix.label import Label
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from kivy.uix.scatter import Scatter
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from functools import partial
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from kivy.factory import Factory
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class StandingHeader(TabbedPanelHeader):
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pass
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class ClosableHeader(TabbedPanelHeader):
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pass
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class ImageHeader(TabbedPanelHeader):
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pass
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Factory.register('StandingHeader', cls = StandingHeader)
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Factory.register('ClosableHeader', cls = ClosableHeader)
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Factory.register('ImageHeader', cls = ImageHeader)
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from kivy.lang import Builder
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@ -25,35 +34,121 @@ Builder.load_string('''
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text: 'Press to show Tabbed Panel'
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on_release: root.show_tab()
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<PanelTest>
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size_hint: (.54, .45)
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pos_hint: {'center_x': .5, 'y': .55}
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<StandingHeader>
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color: 0,0,0,0
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Scatter:
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do_translation: False
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do_scale: False
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do_rotation: False
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auto_bring_to_front: False
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rotation: 70
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size_hint: None, None
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size: lbl.size
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center: root.center
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#pos: root.x - root.width/2, root.y
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Label:
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id: lbl
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text: root.text
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size: root.size
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pos: 0,0
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<PanelLeft>
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size_hint: (.45, .45)
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pos_hint: {'center_x': .25, 'y': .55}
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#replace the default tab with our custom tab
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default_tab: def_tab
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tab_width: 40
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tab_height: 70
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FloatLayout:
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RstDocument:
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id: default_content
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text: 'Standing tabs\\n-------------\\n'
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Image:
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id: tab_2_content
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pos:self.parent.pos
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size: self.parent.size
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source: 'data/images/defaulttheme-0.png'
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Image:
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id: tab_3_content
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pos:self.parent.pos
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size: self.parent.size
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source: 'data/images/image-loading.gif'
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StandingHeader:
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id: def_tab
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content: default_content
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text: 'Default tab'
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StandingHeader:
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content: tab_2_content
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text: 'tab 2'
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StandingHeader:
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content: tab_3_content
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text: 'tab 3'
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<ClosableHeader>
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color: 0,0,0,0
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BoxLayout:
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pos: root.pos
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size_hint: None, None
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size: root.size
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Label:
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id: lbl
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text: root.text
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BoxLayout:
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size_hint: None, 1
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width: 18
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orientation: 'vertical'
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Widget:
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Button:
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border: 0,0,0,0
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background_normal: 'tools/theming/defaulttheme/close.png'
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on_release: root.panel.remove_widget(root)
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Widget:
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<PanelRight>
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tab_pos: 'top_right'
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size_hint: (.45, .45)
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pos_hint: {'center_x': .75, 'y': .55}
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default_tab: def_tab
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FloatLayout:
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RstDocument:
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id: default_content
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text: 'Closable tabs\\n-------------\\n'
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Image:
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id: tab_2_content
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pos:self.parent.pos
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size: self.parent.size
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source: 'data/images/defaulttheme-0.png'
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Image:
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id: tab_3_content
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pos:self.parent.pos
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size: self.parent.size
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source: 'data/images/image-loading.gif'
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ClosableHeader:
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id: def_tab
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text: 'default\\ntab'
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content:default_content
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panel: root
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ClosableHeader:
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text: 'tab2'
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content: tab_2_content
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panel: root
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ClosableHeader:
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text: 'tab3'
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content: tab_3_content
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panel: root
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<PanelbLeft>
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tab_pos: 'bottom_left'
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size_hint: (.45, .45)
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pos_hint: {'center_x': .25, 'y': .02}
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default_tab_text: 'Settings'
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default_tab_content: default_content
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FloatLayout:
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BoxLayout
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RstDocument:
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id: default_content
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pos:self.parent.pos
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size: self.parent.size
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Label:
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text: 'everything is relative!'
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BoxLayout:
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orientation: 'vertical'
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BubbleButton:
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text:'press to add\\n a tab head'
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on_release: root.add_heading()
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ToggleButton:
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group: 'tab_style'
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text: ' Economic\\n Long Tabs'
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on_state: root.economize_tabs(self)
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ToggleButton:
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group: 'tab_style'
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text: 'Image tabs'
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on_state: root.image_tabs(self)
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ToggleButton:
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group: 'tab_style'
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text: 'Closable tabs'
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on_state: root.closable_tabs(self)
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text: 'Normal tabs\\n-------------\\n press ' +\
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'background button to change tab_pos'
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Image:
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id: tab_2_content
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pos:self.parent.pos
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@ -70,6 +165,38 @@ Builder.load_string('''
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TabbedPanelHeader:
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text: 'tab3'
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content: tab_3_content
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<ImageHeader>
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border: 0, 0, 0, 0
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background_down: 'softboy.png'
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background_normal:'sequenced_images/data/images/info.png'
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<PanelbRight>
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tab_pos: 'right_top'
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size_hint: (.45, .45)
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pos_hint: {'center_x': .75, 'y': .02}
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default_tab: def_tab
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FloatLayout:
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RstDocument:
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id: default_content
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text: 'Image tabs\\n-------------\\n'
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Image:
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id: tab_2_content
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pos:self.parent.pos
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size: self.parent.size
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source: 'data/images/defaulttheme-0.png'
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Image:
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id: tab_3_content
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pos:self.parent.pos
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size: self.parent.size
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source: 'data/images/image-loading.gif'
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ImageHeader:
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id: def_tab
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content:default_content
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ImageHeader:
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content: tab_2_content
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ImageHeader:
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content: tab_3_content
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''')
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@ -100,118 +227,29 @@ class Tp(TabbedPanel):
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else:
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_on_complete()
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class PanelLeft(Tp):
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pass
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class PanelTest(Tp):
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class PanelRight(Tp):
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pass
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def update_pos(self, sctr, tab, *l):
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sctr.pos = tab.pos
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def update_sctr_rotation(self, sctr, *l):
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sctr.rotation = 90 if self.tab_pos[0] != 'l' else -90
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def economize_tabs(self, *l):
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# switch width and height for long tabs
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self.tab_width, self.tab_height = self.tab_height, self.tab_width
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but_state = l[0].state
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for tab in self.tab_list:
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if but_state == 'normal':
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try:
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tab.color = tab.old_color
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except AttributeError:
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pass
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# remove scatter and label
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tab.clear_widgets()
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else:
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# add a scatter with a label rotated to display standing text
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lbl = Label(text = tab.text,
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size_hint=(None, None), size=tab.size)
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sctr = Scatter(do_translation = False,
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rotation = 90 if self.tab_pos[0] != 'l' else -90,
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do_rotation = False,
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do_scale = False,
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size_hint = (None, None),
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auto_bring_to_front = False,
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size = lbl.size)
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tab.add_widget(sctr)
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sctr.add_widget(lbl)
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# update scatter rotation on tab_pos required only if you need
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# to dynamically change the tab_pos when in long tabs mode and
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# going from 'bottom_right' to 'left_*' tab_pos
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self.bind(tab_pos = partial(self.update_sctr_rotation, sctr))
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tab.old_color = tab.color
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tab.color = (0, 0, 0, 0)
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tab.bind(pos = partial(self.update_pos, sctr, tab))
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def position_close_btn(self, tab, btn, *l):
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btn.pos = (tab.right - btn.width, tab.top - btn.height)
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def close_tab(self, tab, *l):
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self.remove_widget(tab)
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def closable_tabs(self, *l):
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but_state = l[0].state
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for tab in self.tab_list:
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if but_state == 'normal':
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tab.clear_widgets()
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else:
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btn = Button(background_normal =
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'tools/theming/defaulttheme/close.png',
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size_hint = (None, None),
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size = (15, 15),
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border = (0, 0, 0, 0))
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tab.add_widget(btn)
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btn.bind(on_release = partial(self.close_tab, tab))
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btn.pos = (tab.right - btn.width, tab.top - btn.height)
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tab.bind(pos = partial(self.position_close_btn, tab, btn))
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def image_tabs(self, but):
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but_state = but.state
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if but_state == 'normal':
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self.tab_height = self.old_height
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for tab in self.tab_list:
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try:
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tab.color = tab.old_color
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tab.background_down = tab.old_img
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tab.background_normal = tab.old_img_normal
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except AttributeError:
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pass
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# all new tabs should also follow style
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Builder.load_string(str('''
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<TabbedPanelHeader>:
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background_normal: '%s'
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background_down: '%s'
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color: (%x, %x, %x, %x)
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font_size: 11''') %(tab.old_img_normal, tab.old_img,
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tab.color[0], tab.color[1], tab.color[2], tab.color[3]))
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else:
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self.old_height = self.tab_height
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self.tab_height = 50
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for tab in self.tab_list:
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tab.old_img = tab.background_down
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tab.background_down = 'softboy.png'
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tab.old_img_normal = tab.background_normal
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tab.background_normal = 'sequenced_images/data/images/info.png'
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tab.old_color = tab.color
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tab.color = (0, 0, 0, 0)
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# all new tabs should also follow style
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Builder.load_string('''
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<TabbedPanelHeader>:
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background_normal: 'sequenced_images/data/images/info.png'
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background_down: 'softboy.png'
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color: 0,0,0,0
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font_size: 11''')
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def add_heading(self):
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self.add_widget(TabbedPanelHeader(text = 'tabx'))
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class PanelbLeft(Tp):
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pass
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class PanelbRight(Tp):
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pass
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class TabShowcase(FloatLayout):
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def show_tab(self):
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if not hasattr(self, 'tab'):
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self.tab = tab = PanelTest()
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self.tab = tab = PanelLeft()
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self.add_widget(tab)
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self.tab = tab = PanelRight()
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self.add_widget(tab)
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self.tab = tab = PanelbRight()
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self.add_widget(tab)
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self.tab = tab = PanelbLeft()
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self.add_widget(tab)
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else:
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values = ('left_top', 'left_mid', 'left_bottom', 'top_left',
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@ -14,8 +14,7 @@ TabbedPanel
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The `TabbedPanel` widget is exactly what it sounds like, a Tabbed Panel.
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The :class:`TabbedPanel` contains one tabbed panel by default pointing towards
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the direction you choose.
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The :class:`TabbedPanel` contains one tab by default.
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Simple example
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--------------
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@ -249,6 +248,22 @@ class TabbedPanel(GridLayout):
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default to 'None'.
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'''
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def get_def_tab(self):
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return self._default_tab
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def set_def_tab(self, *l):
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old_tab = self._default_tab
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self._default_tab = l[0]
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self.remove_widget(old_tab)
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self.switch_to(l[0])
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l[0].state = 'down'
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default_tab = AliasProperty(get_def_tab, set_def_tab)
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'''Holds the default_tab
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:data:`default_tab` is a :class:`~kivy.properties.AliasProperty`
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'''
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def get_def_tab_content(self):
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return self.default_tab.content
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@ -279,13 +294,12 @@ class TabbedPanel(GridLayout):
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self._tab_strip = _tabs = TabbedPanelStrip(tabbed_panel = self,
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rows = 1, cols = 99, size_hint = (None, None),\
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height = self.tab_height, width = self.tab_width)
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self.default_tab = default_tab = \
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self._default_tab = default_tab = \
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TabbedPanelHeader(text = self.default_tab_text,
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height = self.tab_height, state = 'down',
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width = self.tab_width)
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_tabs.add_widget(default_tab)
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default_tab.group = '__tab%r__' %_tabs.uid
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default_tab.bind(on_release=self.on_default_tab)
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self._partial_update_scrollview = None
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self.content = content = TabbedPanelContent()
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@ -293,14 +307,10 @@ class TabbedPanel(GridLayout):
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self.add_widget(content)
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self.on_tab_pos()
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#make default tab the active tab
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self.switch_to(self.default_tab)
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def on_default_tab(self, *l):
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'''This event is fired when the default tab is selected.
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'''
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self.switch_to(self._default_tab)
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def on_default_tab_text(self, *l):
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self.default_tab.text = self.default_tab_text
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self._default_tab.text = self.default_tab_text
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def switch_to(self, header):
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'''Switch to a specific panel header
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@ -333,11 +343,11 @@ class TabbedPanel(GridLayout):
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if l[0] == content or l[0] == self._tab_layout:
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super(TabbedPanel, self).remove_widget(*l)
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elif isinstance(l[0], TabbedPanelHeader):
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if l[0]!= self.default_tab:
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if l[0]!= self._default_tab:
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self_tabs = self._tab_strip
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self_tabs.remove_widget(l[0])
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if l[0].state == 'down':
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self.default_tab.on_release()
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self._default_tab.on_release()
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self_tabs.width -= l[0].width
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self.reposition_tabs()
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else:
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@ -358,7 +368,7 @@ class TabbedPanel(GridLayout):
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def clear_tabs(self, *l):
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self_tabs = self._tab_strip
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self_tabs.clear_widgets()
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self_default_tab = self.default_tab
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self_default_tab = self._default_tab
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self_tabs.add_widget(self_default_tab)
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self_tabs.width = self_default_tab.width
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self.reposition_tabs()
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