panel.py

from .importSub import *
import bpy
from bpy_extras.io_utils import ImportHelper

#region Global functions
def populate_file_path(context,filepath,):
    bpy.data.scenes[0].SubImportPath = filepath
    return {'FINISHED'}
#endregion

#region n Operators
class A_OT_RunImport(bpy.types.Operator):
    '''
    Import or update subtitle sequences.

    '''
    bl_idname = "run.subimport"
    bl_label = " runs the subtitle import script-for now "

    def execute(self,context):
        file = bpy.context.scene.SubImportPath
        fps = bpy.context.scene.render.fps
        subImport(file, fps)
        return {'FINISHED'}



class A_OT_UpdateSub(bpy.types.Operator):
    '''
    Import or update subtitle sequences.

    '''
    bl_idname = "run.subupdate"
    bl_label = " updates the subtitles imported with this script "
    def execute(self,context):
        pos = bpy.context.selected_sequences[0].location
        boxMargin = bpy.context.selected_sequences[0].box_margin
        font = bpy.context.selected_sequences[0].font
        font_size = bpy.context.selected_sequences[0].font_size

        updateSub(pos, font, font_size, boxMargin)
        return {'FINISHED'}



class GetFileOperator(bpy.types.Operator,ImportHelper):
    bl_idname = "subimport.filepath"
    bl_label = "Import Subs"

    filename_ext = ".txt"

    filter_glob = bpy.props.StringProperty(default="*.*")

    def execute(self,context):
        return populate_file_path(context, self.filepath)
#endregion



#n UI panel
class B_PT_SubImportPanel(bpy.types.Panel):
    bl_label = "SubImport"
    bl_space_type ='SEQUENCE_EDITOR'
    bl_region_type = 'UI'
    bl_category = 'SubImport'

    def draw(self, context):

        layout = self.layout
        col = layout.column()
        col.label(text="--Import--")
        row = layout.row(align=True)
        row.prop(context.scene,'SubImportPath', text="")
        row.operator('subimport.filepath',text='', icon='FILEBROWSER')
        col = layout.column(align=True)
        col.scale_y = 1
        col.scale_x = 2
        col.operator('run.subimport', text='Sub Import',icon='TRIA_RIGHT')

        strip = context.active_sequence_strip

        if strip != None and strip.type == 'TEXT':
            layout = self.layout

            layout.use_property_split = True
            col = layout.column()
            col.separator(factor=1.0)
            
            col.label(text="--Update--")
            row = col.row()
            row.template_ID(strip, "font", open="font.open", unlink="font.unlink")
            col.prop(strip, "location", text="Location")
            col.prop(strip, "font_size")
            col.prop(strip, "box_margin")
            col.operator('run.subupdate', text='Sub Update', icon='TRIA_RIGHT')
        else:
            layout = self.layout
            col = layout.column()
            col.separator(factor=1.0)
            col.alignment='CENTER'
            col.label(text="--Update--")
            # col.alignment='LEFT'
            col.label(text="No 'Sub.' sequence selected")