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@@ -7,6 +7,7 @@ using compdfkit_tools.PDFControl;
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using ComPDFKitViewer;
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using ComPDFKitViewer.AnnotEvent;
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using ComPDFKitViewer.PdfViewer;
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+using Dragablz;
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using Microsoft.Win32;
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using System;
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using System.Collections.Generic;
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@@ -40,23 +41,28 @@ namespace compdfkit
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{
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InitializeComponent();
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Loaded += MainWindow_Loaded;
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+ App.OpenedFilePathList.Clear();
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}
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+
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+ /// <summary>
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+ ///
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+ /// </summary>
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+ /// <param name="sender"></param>
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+ /// <param name="e"></param>
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private void MainWindow_Loaded(object sender, RoutedEventArgs e)
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{
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- LoadDefaultDocument();
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+ if (App.DefaultPDFLoaded == false)
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+ {
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+ LoadDefaultDocument();
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+ App.DefaultPDFLoaded = true;
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+ }
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}
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private void LoadDefaultDocument()
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{
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- MainPage viewPage = new MainPage();
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- TabItemExt tabItem = new TabItemExt();
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string defaultFilePath = "developer_guide_windows.pdf";
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- viewPage.InitWithFilePath(defaultFilePath);
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- tabItem.Content = viewPage;
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- tabItem.IsSelected = true;
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- tabItem.FileName = Path.GetFileName(defaultFilePath);
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- TabControl.Items.Add(tabItem);
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+ TabControlLoadDocument(defaultFilePath);
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}
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private void DefaultAddButton_Click(object sender, RoutedEventArgs e)
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@@ -64,16 +70,90 @@ namespace compdfkit
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string filePath = CommonHelper.GetFilePathOrEmpty();
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if (filePath != string.Empty)
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{
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- TabItemExt tabItem = new TabItemExt();
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- MainPage viewPage = new MainPage();
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- viewPage.InitWithFilePath(filePath);
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- tabItem.Content = viewPage;
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- tabItem.IsSelected = true;
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- tabItem.FileName = Path.GetFileName(filePath);
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- TabControl.Items.Add(tabItem);
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+ TabControlLoadDocument(filePath);
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}
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}
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+ private void TabControlLoadDocument(string filePath)
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+ {
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+ foreach (TabItemExt item in TabControl.Items)
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+ {
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+ if (item.Tag != null && item.Tag.ToString() == filePath)
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+ {
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+ item.IsSelected = true; // 如果存在相同的 Tag，则选中对应的 tabItem
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+ return;
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+ }
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+ }
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+
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+ TabItemExt tabItem = new TabItemExt();
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+ MainPage viewPage = new MainPage();
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+
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+ viewPage.CheckExistBeforeOpenFileEvent -= (e) =>
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+ {
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+ foreach (TabItemExt item in TabControl.Items)
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+ {
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+ if (item.Tag != null && item.Tag.ToString() == e)
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+ {
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+ item.IsSelected = true;
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+ return true;
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+ }
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+ }
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+ tabItem.IsSelected = true;
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+ tabItem.FileName = Path.GetFileName(e);
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+ if (App.OpenedFilePathList.Contains(e))
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+ {
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+ for (int i = 0; i < App.OpenedFilePathList.Count; i++)
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+ {
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+ if (e.ToLower() == App.OpenedFilePathList[i].ToLower())
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+ {
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+ App.OpenedFilePathList[i] = e;
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+ break;
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+ }
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+ }
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+ }
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+ tabItem.Tag = e;
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+ return false;
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+ };
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+
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+ viewPage.CheckExistBeforeOpenFileEvent += (e) =>
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+ {
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+ foreach (TabItemExt item in TabControl.Items)
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+ {
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+ if (item.Tag != null && item.Tag.ToString() == e)
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+ {
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+ item.IsSelected = true;
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+ return true;
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+ }
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+ }
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+ tabItem.IsSelected = true;
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+ tabItem.FileName = Path.GetFileName(e);
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+ if (App.OpenedFilePathList.Contains(e))
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+ {
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+ for (int i = 0; i < App.OpenedFilePathList.Count; i++)
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+ {
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+ if (e.ToLower() == App.OpenedFilePathList[i].ToLower())
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+ {
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+ App.OpenedFilePathList[i] = e;
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+ break;
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+ }
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+ }
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+ }
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+ tabItem.Tag = e;
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+ return false;
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+ };
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+
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+ viewPage.InitWithFilePath(filePath);
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+ tabItem.Content = viewPage;
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+ tabItem.IsSelected = true;
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+ tabItem.FileName = Path.GetFileName(filePath);
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+ tabItem.Tag = filePath;
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+
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+ App.OpenedFilePathList.Add(filePath);
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+
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+ TabControl.Items.Add(tabItem);
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+ }
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+
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+
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public class TabItemExt : TabItem, INotifyPropertyChanged
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{
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public event PropertyChangedEventHandler PropertyChanged;
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@@ -93,6 +173,7 @@ namespace compdfkit
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}
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}
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}
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+
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/// <summary>
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/// 文件更改显示*
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/// </summary>
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@@ -123,7 +204,64 @@ namespace compdfkit
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DragMove();
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}
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- #region window action
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+ private void Button_Click(object sender, RoutedEventArgs e)
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+ {
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+ var button = sender as Button;
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+ var dragablzItem = FindParentDragablzItem(button);
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+ var tabControl = FindParentTabControl(dragablzItem);
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+ MainPage mainPage = (dragablzItem.Content as TabItemExt).Content as MainPage;
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+
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+ if (mainPage.CanSave)
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+ {
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+ string fileName = (dragablzItem.Content as TabItemExt).FileName;
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+ var message = string.Format("Do you want to save the changes in {0}?", fileName);
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+ var result = MessageBox.Show(message, "Alert", MessageBoxButton.YesNoCancel, MessageBoxImage.Question);
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+
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+ if (result == MessageBoxResult.Yes)
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+ {
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+ mainPage.SaveFile();
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+ tabControl.Items.Remove(dragablzItem.Content);
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+ }
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+ else if (result == MessageBoxResult.No)
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+ {
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+ tabControl.Items.Remove(dragablzItem.Content);
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+ }
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+ else
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+ {
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+
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+ }
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+ }
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+ else
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+ {
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+ tabControl.Items.Remove(dragablzItem.Content);
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+ }
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+
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+ if (tabControl.Items.Count == 0)
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+ {
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+ SystemCommands.CloseWindow(this);
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+ }
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+ }
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+
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+ private DragablzItem FindParentDragablzItem(DependencyObject element)
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+ {
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+ while (element != null && !(element is DragablzItem))
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+ {
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+ element = VisualTreeHelper.GetParent(element);
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+ }
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+
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+ return element as DragablzItem;
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+ }
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+
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+ private TabControl FindParentTabControl(DependencyObject element)
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+ {
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+ while (element != null && !(element is TabControl))
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+ {
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+ element = VisualTreeHelper.GetParent(element);
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+ }
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+
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+ return element as TabControl;
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+ }
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+
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private void MinimizeButton_Click(object sender, RoutedEventArgs e)
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{
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SystemCommands.MinimizeWindow(this);
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@@ -143,9 +281,45 @@ namespace compdfkit
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private void CloseButton_Click(object sender, RoutedEventArgs e)
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{
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- SystemCommands.CloseWindow(this);
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- }
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- #endregion
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+ int count = TabControl.Items.Count;
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+ while (count > 0)
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+ {
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+ TabItemExt item = TabControl.Items[0] as TabItemExt;
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+
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+ MainPage mainPage = item.Content as MainPage;
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+ if (mainPage.CanSave)
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+ {
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+ string fileName = item.FileName;
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+ var message = string.Format("Do you want to save the changes in {0}?", fileName);
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+ var result = MessageBox.Show(message, "Alert", MessageBoxButton.YesNoCancel, MessageBoxImage.Question);
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+
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+ if (result == MessageBoxResult.Yes)
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+ {
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+ mainPage.SaveFile();
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+ TabControl.Items.Remove(item);
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+ count--;
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+ }
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+ else if (result == MessageBoxResult.No)
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+ {
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+ TabControl.Items.Remove(item);
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+ count--;
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+ }
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+ else
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+ {
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+ break;
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+ }
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+ }
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+ else
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+ {
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+ TabControl.Items.Remove(item);
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+ count--;
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+ }
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+ }
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+ if (count == 0)
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+ {
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+ SystemCommands.CloseWindow(this);
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+ }
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+ }
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}
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}
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