ui_simple

import bpy


class LayoutDemoPanel(bpy.types.Panel):
    """Creates a Panel in the scene context of the properties editor"""
    bl_label = "这个是面板"
    bl_idname = "SCENE_PT_layout"
    bl_space_type = 'PROPERTIES'
    bl_region_type = 'WINDOW'
    bl_context = "scene"

    def draw(self, context):
        layout = self.layout
        scene = context.scene

        layout.label(text="这个是标签")
        layout.prop(scene, "frame_start",text ='这个是参数')
        layout.label(text=" 这个是操作符（按钮）")
        layout.operator("render.render")
        
        layout.label(text=" 这个是间隔")
        layout.separator()
        
        layout.label(text=" 这个是横向划分")
        row = layout.row()
        row.prop(scene, "frame_start")
        row.prop(scene, "frame_end")

        layout.label(text=" 这个是紧贴的横向划分")
        row = layout.row(align=True)
        row.prop(scene, "frame_start")
        row.prop(scene, "frame_end")

        layout.label(text=" 这个按比例切分")
        split = layout.split(factor = 0.3)

        col = split.column()
        col.label(text="这个是竖向划分:")
        col.prop(scene, "frame_end")
        col.prop(scene, "frame_start")

        col = split.box().column(align=True)
        col.label(text="这个是先绘制盒子再竖向划分:")
        col.prop(scene, "frame_start")
        col.prop(scene, "frame_end")

        layout.label(text="这个是缩放")
        row = layout.row()
        row.scale_y = 3.0
        row.operator("render.render")

        layout.label(text="这个是横向缩放:")
        row = layout.row(align=True)
        row.operator("render.render")

        sub = row.row()
        sub.scale_x = 2.0
        sub.operator("render.render")

        row.operator("render.render")
        
        layout.label(text="这个是指定icon",icon = 'SCENE')
        layout.operator("render.render",text="操作符也有icon",icon = 'SCENE')


def register():
    bpy.utils.register_class(LayoutDemoPanel)


def unregister():
    bpy.utils.unregister_class(LayoutDemoPanel)


if __name__ == "__main__":
    register()