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61 lines
1.6 KiB
Python
61 lines
1.6 KiB
Python
#
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# Style a button from scratch
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#
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# Init the style for the default state
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style = lv.style_t()
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style.init()
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style.set_radius(3)
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style.set_bg_opa(lv.OPA.COVER)
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style.set_bg_color(lv.palette_main(lv.PALETTE.BLUE))
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style.set_bg_grad_color(lv.palette_darken(lv.PALETTE.BLUE, 2))
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style.set_bg_grad_dir(lv.GRAD_DIR.VER)
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style.set_border_opa(lv.OPA._40)
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style.set_border_width(2)
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style.set_border_color(lv.palette_main(lv.PALETTE.GREY))
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style.set_shadow_width(8)
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style.set_shadow_color(lv.palette_main(lv.PALETTE.GREY))
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style.set_shadow_ofs_y(8)
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style.set_outline_opa(lv.OPA.COVER)
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style.set_outline_color(lv.palette_main(lv.PALETTE.BLUE))
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style.set_text_color(lv.color_white())
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style.set_pad_all(10)
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# Init the pressed style
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style_pr = lv.style_t()
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style_pr.init()
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# Add a large outline when pressed
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style_pr.set_outline_width(30)
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style_pr.set_outline_opa(lv.OPA.TRANSP)
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style_pr.set_translate_y(5)
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style_pr.set_shadow_ofs_y(3)
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style_pr.set_bg_color(lv.palette_darken(lv.PALETTE.BLUE, 2))
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style_pr.set_bg_grad_color(lv.palette_darken(lv.PALETTE.BLUE, 4))
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# Add a transition to the outline
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trans = lv.style_transition_dsc_t()
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props = [lv.STYLE.OUTLINE_WIDTH, lv.STYLE.OUTLINE_OPA, 0]
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trans.init(props, lv.anim_t.path_linear, 300, 0, None)
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style_pr.set_transition(trans)
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btn1 = lv.btn(lv.scr_act())
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btn1.remove_style_all() # Remove the style coming from the theme
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btn1.add_style(style, 0)
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btn1.add_style(style_pr, lv.STATE.PRESSED)
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btn1.set_size(lv.SIZE.CONTENT, lv.SIZE.CONTENT)
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btn1.center()
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label = lv.label(btn1)
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label.set_text("Button")
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label.center()
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