PDFOffice_Windows_exe/PDF Office/Views/HomePanel/ChatGPTAI/ChatGPTAITranslationContent.xaml.cs

using ComPDFKitViewer;
using PDF_Master.Helper;
using System.Data;
using System.Windows;
using System;
using System.Windows.Controls;
using System.Windows.Interop;
using PDF_Master.ViewModels.Dialog.HomePageToolsDialogs.HomePageBatchProcessing;
using PDF_Master.ViewModels.HomePanel.ChatGPTAI;
using Microsoft.Office.Core;
using PDF_Master.ViewModels;
using System.IO;
using Point = System.Windows.Point;
using Window = System.Windows.Window;
using System.Threading.Tasks;

namespace PDF_Master.Views.HomePanel.ChatGPTAI
{
    /// <summary>
    /// Interaction logic for ChatGPTAITranslationContent
    /// </summary>
    public partial class ChatGPTAITranslationContent : UserControl
    {
        private ChatGPTAITranslationContentViewModel viewModel;

        private bool isFirst=false;
        private IDropTargetHelper dropHelper;
        public ChatGPTAITranslationContent()
        {
            InitializeComponent();
            viewModel = this.DataContext as ChatGPTAITranslationContentViewModel;
        }

        private async void Grid_Drop(object sender, DragEventArgs e)
        {

            try
            {
               Point iconPoint = e.GetPosition(this);
                dropHelper?.Drop((System.Runtime.InteropServices.ComTypes.IDataObject)e.Data, ref iconPoint, e.Effects);
            }
            catch (Exception ex)
            {

            }
            string dropFile = "Drop";
            if (e.Data.GetDataPresent(System.Windows.DataFormats.FileDrop))
            {
                //BtnBlank.IsEnabled = true;
                int count = ((System.Array)e.Data.GetData(System.Windows.DataFormats.FileDrop)).Length;
                for (int i = 0; i < count; i++)
                {
                    dropFile = ((System.Array)e.Data.GetData(System.Windows.DataFormats.FileDrop)).GetValue(i).ToString(); 
                    if (dropFile.ToLower().EndsWith("pdf")|| dropFile.ToLower().EndsWith(".doc") || dropFile.ToLower().EndsWith(".docx")|| dropFile.ToLower().EndsWith(".docm")|| dropFile.ToLower().EndsWith(".dot")|| dropFile.ToLower().EndsWith(".dotx") || dropFile.ToLower().EndsWith(".dotm")) 
                    {
                        if (!isFirst)
                        {
                            isFirst = true;
                            FileInfo fileInfo = new FileInfo(dropFile);
                            if ((((float)fileInfo.Length) / 1024 / 1024) > 30)
                            {
                                viewModel.ErrorTipVisible = Visibility.Visible;
                                isFirst = false;
                                return;
                            }
                            string newfile = "";
                            await Task.Run(async delegate
                            {
                                newfile = await ChatGTPAIHelper.fileTranslate(dropFile, viewModel.fromlanguage, viewModel.tolanguage);
                            });
                            if (!string.IsNullOrEmpty(newfile))
                            {
                                if (File.Exists(newfile))
                                {
                                    if (viewModel.homeContentViewModel != null)
                                    {
                                        viewModel.homeContentViewModel.OpenFile(new string[] { newfile });
                                        isFirst = false;
                                        return;
                                    }
                                }
                            }
                            isFirst = false;
                            viewModel.ErrorTipVisible = Visibility.Visible;
                        }
                    }
                }
            }
        }
        private void MainPage_DragEnter(object sender, DragEventArgs e)
        {
            //BtnBlank.IsEnabled = false;
            //页面编辑和缩略图
            if ((e.OriginalSource as Image) != null)
                return;
            try
            {
                if (dropHelper == null)
                {
                    dropHelper = Activator.CreateInstance(Type.GetTypeFromCLSID(new Guid("4657278A-411B-11D2-839A-00C04FD918D0"))) as IDropTargetHelper;
                }
                Point iconPoint = e.GetPosition(this);
                dropHelper?.DragEnter(new WindowInteropHelper(Window.GetWindow(this)).Handle, (System.Runtime.InteropServices.ComTypes.IDataObject)e.Data, ref iconPoint, e.Effects);
            }
            catch (Exception ex)
            {

            }

        }

        private void MainPage_DragOver(object sender, DragEventArgs e)
        {

            if ((e.OriginalSource as Image) != null)
                return;
            try
            {
                Point iconPoint = e.GetPosition(this);
                dropHelper?.DragOver(ref iconPoint, e.Effects);
            }
            catch (Exception ex)
            {

            }

        }

        private void MainPage_DragLeave(object sender, DragEventArgs e)
        {
           // BtnBlank.IsEnabled = true;
            if ((e.OriginalSource as Image) != null)
                return;
            try
            {
                dropHelper?.DragLeave();
            }
            catch (Exception ex)
            {

            }

        }

    }
}