MainPage.xaml.cs 35 KB

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  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Runtime.CompilerServices;
  5. using System.Windows;
  6. using System.Windows.Controls;
  7. using System.Windows.Controls.Primitives;
  8. using Compdfkit_Tools.Helper;
  9. using Compdfkit_Tools.PDFControl;
  10. using Compdfkit_Tools.PDFView;
  11. using ComPDFKit.PDFDocument;
  12. using ComPDFKit.PDFPage;
  13. using ComPDFKitViewer;
  14. using ComPDFKitViewer.PdfViewer;
  15. using Microsoft.Win32;
  16. using System.Windows.Input;
  17. using ComPDFKitViewer.AnnotEvent;
  18. namespace PDFViewer
  19. {
  20. public partial class MainPage : UserControl, INotifyPropertyChanged
  21. {
  22. #region Properties
  23. private string currentMode = "Viewer";
  24. private double[] zoomLevelList = { 1f, 8f, 12f, 25, 33f, 50, 66f, 75, 100, 125, 150, 200, 300, 400, 600, 800, 1000 };
  25. public PDFViewControl pdfViewer;
  26. private PDFViewControl passwordViewer;
  27. private RegularViewerControl regularViewerControl = new RegularViewerControl();
  28. private AnnotationControl annotationControl = new AnnotationControl();
  29. private FormControl formControl = new FormControl();
  30. private ContentEditControl contentEditControl = new ContentEditControl();
  31. private PageEditControl pageEditControl = new PageEditControl();
  32. private DigitalSignatureControl digitalSignatureControl = new DigitalSignatureControl();
  33. private SignatureStatusBarControl signatureStatusBarControl = new SignatureStatusBarControl();
  34. private CPDFBOTABarControl botaBarControl = new CPDFBOTABarControl();
  35. private CPDFDisplaySettingsControl displaySettingsControl = new CPDFDisplaySettingsControl();
  36. private PanelState panelState = PanelState.GetInstance();
  37. public event EventHandler FileChangeEvent;
  38. public event Func<string[], bool> CheckExistBeforeOpenFileEvent;
  39. public event EventHandler<string> AfterSaveAsFileEvent;
  40. public event PropertyChangedEventHandler PropertyChanged;
  41. private bool _canSave = false;
  42. /// <summary>
  43. /// Whether the save operation can be performed.
  44. /// </summary>
  45. public bool CanSave
  46. {
  47. get => _canSave;
  48. set
  49. {
  50. _canSave = value;
  51. OnPropertyChanged();
  52. }
  53. }
  54. /// <summary>
  55. /// Whether the left panel is expanded.
  56. /// </summary>
  57. public bool LeftToolPanelButtonIsChecked
  58. {
  59. get => panelState.IsLeftPanelExpand;
  60. set
  61. {
  62. panelState.IsLeftPanelExpand = value;
  63. OnPropertyChanged();
  64. }
  65. }
  66. /// <summary>
  67. /// Whether the right panel is expanded.
  68. /// </summary>
  69. public bool RightToolPanelButtonIsChecked
  70. {
  71. get
  72. {
  73. return (panelState.RightPanel == PanelState.RightPanelState.PropertyPanel);
  74. }
  75. set
  76. {
  77. panelState.RightPanel = (value) ? PanelState.RightPanelState.PropertyPanel : PanelState.RightPanelState.None;
  78. OnPropertyChanged();
  79. }
  80. }
  81. /// <summary>
  82. /// Whether the view setting panel is expanded.
  83. /// </summary>
  84. public bool ViewSettingBtnIsChecked
  85. {
  86. get
  87. {
  88. return (panelState.RightPanel == PanelState.RightPanelState.ViewSettings);
  89. }
  90. set
  91. {
  92. panelState.RightPanel = (value) ? PanelState.RightPanelState.ViewSettings : PanelState.RightPanelState.None;
  93. OnPropertyChanged();
  94. }
  95. }
  96. private Visibility _notDocsEditorVisible = Visibility.Visible;
  97. /// <summary>
  98. /// Whether the Docs Editor panel is visible.
  99. /// </summary>
  100. public Visibility NotDocsEditorVisible
  101. {
  102. get => _notDocsEditorVisible;
  103. set
  104. {
  105. _notDocsEditorVisible = value;
  106. OnPropertyChanged();
  107. }
  108. }
  109. public MainPage()
  110. {
  111. InitializeComponent();
  112. this.DataContext = this;
  113. }
  114. #endregion
  115. #region Load document
  116. /// <summary>
  117. /// Initialize the PDFViewer and load the PDF file.
  118. /// </summary>
  119. /// <param name="filePath"></param>
  120. public void InitWithFilePath(string filePath)
  121. {
  122. pdfViewer = new PDFViewControl();
  123. pdfViewer.PDFView.InitDocument(filePath);
  124. }
  125. public void InitWithDocument(CPDFDocument document)
  126. {
  127. pdfViewer = new PDFViewControl();
  128. pdfViewer.PDFView.InitDocument(document);
  129. }
  130. /// <summary>
  131. /// Init controls and set events.
  132. /// </summary>
  133. private void LoadDocument()
  134. {
  135. if (pdfViewer.PDFView.Document == null)
  136. {
  137. return;
  138. }
  139. pdfViewer.PDFView.Load();
  140. pdfViewer.PDFView.SetShowLink(true);
  141. pdfViewer.PDFView.InfoChanged -= PdfViewer_InfoChanged;
  142. pdfViewer.PDFView.InfoChanged += PdfViewer_InfoChanged;
  143. pdfViewer.PDFView.SetFormFieldHighlight(true);
  144. PasswordUI.Closed -= PasswordUI_Closed;
  145. PasswordUI.Canceled -= PasswordUI_Canceled;
  146. PasswordUI.Confirmed -= PasswordUI_Confirmed;
  147. PasswordUI.Closed += PasswordUI_Closed;
  148. PasswordUI.Canceled += PasswordUI_Canceled;
  149. PasswordUI.Confirmed += PasswordUI_Confirmed;
  150. pdfViewer.PDFView.ChangeFitMode(FitMode.FitWidth);
  151. CPDFSaclingControl.InitWithPDFViewer(pdfViewer.PDFView);
  152. CPDFSaclingControl.SetZoomTextBoxText(string.Format("{0}", (int)(pdfViewer.PDFView.ZoomFactor * 100)));
  153. ViewSettingBtn.IsChecked = false;
  154. botaBarControl.InitWithPDFViewer(pdfViewer.PDFView);
  155. ModeComboBox.SelectedIndex = 0;
  156. botaBarControl.AddBOTAContent(new []{BOTATools.Thumbnail , BOTATools.Outline , BOTATools.Bookmark , BOTATools.Annotation , BOTATools.Search});
  157. botaBarControl.SelectBotaTool(BOTATools.Thumbnail);
  158. botaBarControl.DeleteSignatureEvent -= BotaControlOnDeleteSignatureEvent;
  159. botaBarControl.DeleteSignatureEvent += BotaControlOnDeleteSignatureEvent;
  160. botaBarControl.ViewCertificateEvent -= digitalSignatureControl.ViewCertificateEvent;
  161. botaBarControl.ViewCertificateEvent += digitalSignatureControl.ViewCertificateEvent;
  162. botaBarControl.ViewSignatureEvent -= digitalSignatureControl.ViewSignatureEvent;
  163. botaBarControl.ViewSignatureEvent += digitalSignatureControl.ViewSignatureEvent;
  164. displaySettingsControl.InitWithPDFViewer(pdfViewer.PDFView);
  165. LoadCustomControl();
  166. panelState.PropertyChanged -= PanelState_PropertyChanged;
  167. panelState.PropertyChanged += PanelState_PropertyChanged;
  168. }
  169. /// <summary>
  170. /// When the RightPanel state is changed, decide whether to display the ViewSettingPanel or RightToolPanel.
  171. /// </summary>
  172. /// <param name="sender"></param>
  173. /// <param name="e"></param>
  174. private void PanelState_PropertyChanged(object sender, PropertyChangedEventArgs e)
  175. {
  176. if (e.PropertyName == "RightPanel")
  177. {
  178. OnPropertyChanged(nameof(RightToolPanelButtonIsChecked));
  179. OnPropertyChanged(nameof(ViewSettingBtnIsChecked));
  180. }
  181. }
  182. internal void SetPDFViewer(PDFViewControl newPdfViewer)
  183. {
  184. if (newPdfViewer != null)
  185. {
  186. pdfViewer = newPdfViewer;
  187. }
  188. }
  189. #endregion
  190. #region Password
  191. /// <summary>
  192. /// Event handler for confirming the password. Open the PDF file if the password is correct.
  193. /// </summary>
  194. /// <param name="sender"></param>
  195. /// <param name="e"></param>
  196. private void PasswordUI_Confirmed(object sender, string e)
  197. {
  198. if (passwordViewer != null && passwordViewer.PDFView != null && passwordViewer.PDFView.Document != null)
  199. {
  200. passwordViewer.PDFView.Document.UnlockWithPassword(e);
  201. if (passwordViewer.PDFView.Document.IsLocked == false)
  202. {
  203. PasswordUI.SetShowError("", Visibility.Collapsed);
  204. PasswordUI.ClearPassword();
  205. PasswordUI.Visibility = Visibility.Collapsed;
  206. PopupBorder.Visibility = Visibility.Collapsed;
  207. pdfViewer = passwordViewer;
  208. LoadDocument();
  209. FileChangeEvent?.Invoke(null, EventArgs.Empty);
  210. }
  211. else
  212. {
  213. PasswordUI.SetShowError("Wrong Password", Visibility.Visible);
  214. }
  215. }
  216. }
  217. /// <summary>
  218. /// Event handler for canceling password input.
  219. /// </summary>
  220. /// <param name="sender"></param>
  221. /// <param name="e"></param>
  222. private void PasswordUI_Canceled(object sender, EventArgs e)
  223. {
  224. PopupBorder.Visibility = Visibility.Collapsed;
  225. PasswordUI.Visibility = Visibility.Collapsed;
  226. }
  227. /// <summary>
  228. /// Event handler for closing the password input dialog.
  229. /// </summary>
  230. /// <param name="sender"></param>
  231. /// <param name="e"></param>
  232. private void PasswordUI_Closed(object sender, EventArgs e)
  233. {
  234. PopupBorder.Visibility = Visibility.Collapsed;
  235. PasswordUI.Visibility = Visibility.Collapsed;
  236. }
  237. #endregion
  238. #region Load custom control
  239. /// <summary>
  240. /// Load the custom controls for the PDF viewer.
  241. /// </summary>
  242. private void LoadCustomControl()
  243. {
  244. regularViewerControl.PdfViewControl = pdfViewer;
  245. regularViewerControl.OnCanSaveChanged -= ControlOnCanSaveChanged;
  246. regularViewerControl.OnCanSaveChanged += ControlOnCanSaveChanged;
  247. regularViewerControl.InitWithPDFViewer(pdfViewer.PDFView);
  248. regularViewerControl.PdfViewControl.PDFView.SetMouseMode(MouseModes.Viewer);
  249. regularViewerControl.SetBOTAContainer(null);
  250. regularViewerControl.SetBOTAContainer(botaBarControl);
  251. regularViewerControl.SetDisplaySettingsControl(displaySettingsControl);
  252. PDFGrid.Child = regularViewerControl;
  253. SignatureHelper.InitEffectiveSignatureList(pdfViewer.PDFView.Document);
  254. SignatureHelper.VerifySignatureList(pdfViewer.PDFView.Document);
  255. digitalSignatureControl.LoadUndoManagerEvent(pdfViewer.PDFView);
  256. signatureStatusBarControl.SetStatus(SignatureHelper.SignatureList);
  257. }
  258. /// <summary>
  259. /// Event handler for the Loaded event of the MainPage.
  260. /// </summary>
  261. /// <param name="sender"></param>
  262. /// <param name="e"></param>
  263. private void MainPage_Loaded(object sender, RoutedEventArgs e)
  264. {
  265. LoadDocument();
  266. }
  267. #endregion
  268. #region Event handle
  269. private void PdfViewer_InfoChanged(object sender, KeyValuePair<string, object> e)
  270. {
  271. if (e.Key == "Zoom")
  272. {
  273. CPDFSaclingControl.SetZoomTextBoxText(string.Format("{0}", (int)((double)e.Value * 100)));
  274. }
  275. }
  276. /// <summary>
  277. /// Command for opening a PDF file saved with a signature.
  278. /// </summary>
  279. /// <param name="sender"></param>
  280. /// <param name="e"></param>
  281. private void DigitalSignatureControl_AfterFillSignature(object sender, string e)
  282. {
  283. OpenFile(e);
  284. }
  285. /// <summary>
  286. /// Event handler for deleting a signature from the BOTA. Set the CanSave property to true and update the signature status.
  287. /// </summary>
  288. /// <param name="sender"></param>
  289. /// <param name="e"></param>
  290. private void BotaControlOnDeleteSignatureEvent(object sender, EventArgs e)
  291. {
  292. pdfViewer.PDFView.UndoManager.CanSave = true;
  293. DigitalSignatureControl_OnSignatureStatusChanged(sender, e);
  294. }
  295. /// <summary>
  296. /// Event handler for updating a signature. Update the signature status.
  297. /// </summary>
  298. /// <param name="sender"></param>
  299. /// <param name="e"></param>
  300. private void DigitalSignatureControl_OnSignatureStatusChanged(object sender, EventArgs e)
  301. {
  302. SignatureHelper.InitEffectiveSignatureList(pdfViewer.PDFView.Document);
  303. SignatureHelper.VerifySignatureList(pdfViewer.PDFView.Document);
  304. signatureStatusBarControl.SetStatus(SignatureHelper.SignatureList);
  305. botaBarControl.LoadSignatureList();
  306. }
  307. /// <summary>
  308. /// Event handler for updating the CanSave property.
  309. /// </summary>
  310. /// <param name="sender"></param>
  311. /// <param name="e"></param>
  312. private void DigitalSignatureControl_OnCanSaveChanged(object sender, bool e)
  313. {
  314. this.CanSave = e;
  315. }
  316. #endregion
  317. #region Private Command Event
  318. /// <summary>
  319. /// Close all the expanded panels.
  320. /// </summary>
  321. private void ClearPanelState()
  322. {
  323. LeftToolPanelButtonIsChecked = false;
  324. ViewSettingBtnIsChecked = false;
  325. RightToolPanelButtonIsChecked = false;
  326. }
  327. private void LeftToolPanelButton_Click(object sender, RoutedEventArgs e)
  328. {
  329. panelState.IsLeftPanelExpand = (sender as ToggleButton).IsChecked == true;
  330. }
  331. private void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
  332. {
  333. var item = (sender as ComboBox).SelectedItem as ComboBoxItem;
  334. if ((string)item.Content == currentMode)
  335. {
  336. return;
  337. }
  338. ClearPanelState();
  339. if(ViewSettingBtn != null)
  340. ViewSettingBtn.IsChecked = false;
  341. if(RightPanelButton != null)
  342. RightPanelButton.IsChecked = false;
  343. if(pdfViewer!=null && pdfViewer.PDFView!=null)
  344. {
  345. // pdfViewer.PDFView.ToolManager.EnableClickCreate = false;
  346. }
  347. if (currentMode == "Viewer")
  348. {
  349. regularViewerControl.ClearViewerControl();
  350. }
  351. else if (currentMode == "Annotation")
  352. {
  353. annotationControl.UnloadEvent();
  354. annotationControl.ClearViewerControl();
  355. }
  356. else if (currentMode == "Form")
  357. {
  358. formControl.UnloadEvent();
  359. formControl.ClearViewerControl();
  360. }
  361. else if (currentMode == "Content Editor")
  362. {
  363. contentEditControl.ClearViewerControl();
  364. contentEditControl.ClearPDFEditState();
  365. }
  366. else if (currentMode == "Docs Editor")
  367. {
  368. pageEditControl.ExitPageEdit -= PageEditControl_ExitPageEdit;
  369. NotDocsEditorVisible = Visibility.Visible;
  370. }
  371. else if (currentMode == "Digital Signature")
  372. {
  373. digitalSignatureControl.UnloadEvent();
  374. digitalSignatureControl.ClearViewerControl();
  375. botaBarControl.RemoveBOTAContent(BOTATools.Signature);
  376. }
  377. if (item.Content as string == "Viewer")
  378. {
  379. if (regularViewerControl.PdfViewControl != null && regularViewerControl.PdfViewControl.PDFView != null)
  380. {
  381. PDFGrid.Child = regularViewerControl;
  382. pdfViewer.PDFView.SetMouseMode(MouseModes.Viewer);
  383. regularViewerControl.PdfViewControl = pdfViewer;
  384. regularViewerControl.InitWithPDFViewer(pdfViewer.PDFView);
  385. regularViewerControl.OnCanSaveChanged -= ControlOnCanSaveChanged;
  386. regularViewerControl.OnCanSaveChanged += ControlOnCanSaveChanged;
  387. regularViewerControl.SetBOTAContainer(botaBarControl);
  388. regularViewerControl.SetDisplaySettingsControl(displaySettingsControl);
  389. }
  390. }
  391. else if (item.Content as string == "Annotation")
  392. {
  393. annotationControl.SetToolBarContainerVisibility(Visibility.Visible);
  394. if (annotationControl.PDFViewControl != null && annotationControl.PDFViewControl.PDFView != null)
  395. {
  396. PDFGrid.Child = annotationControl;
  397. pdfViewer.PDFView.SetMouseMode(MouseModes.AnnotCreate);
  398. annotationControl.PDFViewControl.PDFView.SetToolParam(new AnnotHandlerEventArgs());
  399. annotationControl.PDFViewControl = pdfViewer;
  400. annotationControl.InitWithPDFViewer(pdfViewer.PDFView);
  401. annotationControl.OnCanSaveChanged -= ControlOnCanSaveChanged;
  402. annotationControl.OnCanSaveChanged += ControlOnCanSaveChanged;
  403. annotationControl.OnAnnotEditHandler -= PdfFormControlRefreshAnnotList;
  404. annotationControl.OnAnnotEditHandler += PdfFormControlRefreshAnnotList;
  405. annotationControl.InitialPDFViewControl(annotationControl.PDFViewControl);
  406. annotationControl.SetBOTAContainer(botaBarControl);
  407. annotationControl.SetDisplaySettingsControl(displaySettingsControl);
  408. }
  409. }
  410. else if (item.Content as string == "Form")
  411. {
  412. formControl.SetToolBarContainerVisibility(Visibility.Visible);
  413. if (formControl.PdfViewControl != null && formControl.PdfViewControl.PDFView != null)
  414. {
  415. PDFGrid.Child = formControl;
  416. pdfViewer.PDFView.SetMouseMode(MouseModes.FormEditTool);
  417. formControl.PdfViewControl = pdfViewer;
  418. formControl.InitWithPDFViewer(pdfViewer.PDFView);
  419. formControl.OnCanSaveChanged -= ControlOnCanSaveChanged;
  420. formControl.OnCanSaveChanged += ControlOnCanSaveChanged;
  421. formControl.OnAnnotEditHandler -= PdfFormControlRefreshAnnotList;
  422. formControl.OnAnnotEditHandler += PdfFormControlRefreshAnnotList;
  423. formControl.SetBOTAContainer(botaBarControl);
  424. formControl.InitialPDFViewControl(formControl.PdfViewControl);
  425. formControl.SetDisplaySettingsControl(displaySettingsControl);
  426. }
  427. }
  428. else if (item.Content as string == "Content Editor")
  429. {
  430. if (contentEditControl.pdfContentEditControl != null && contentEditControl.PdfViewControl.PDFView != null)
  431. {
  432. pdfViewer.PDFView?.SetPDFEditType(CPDFEditType.EditText | CPDFEditType.EditImage);
  433. pdfViewer.PDFView?.SetPDFEditCreateType(CPDFEditType.None);
  434. pdfViewer.PDFView?.SetMouseMode(MouseModes.PDFEdit);
  435. pdfViewer.PDFView?.ReloadDocument();
  436. pdfViewer.PDFView?.SetSplitMode(SplitMode.None);
  437. PDFGrid.Child = contentEditControl;
  438. pdfViewer.PDFView.SetMouseMode(MouseModes.PDFEdit);
  439. contentEditControl.PdfViewControl = pdfViewer;
  440. contentEditControl.InitWithPDFViewer(pdfViewer.PDFView);
  441. contentEditControl.OnCanSaveChanged -= ControlOnCanSaveChanged;
  442. contentEditControl.OnCanSaveChanged += ControlOnCanSaveChanged;
  443. contentEditControl.SetBOTAContainer(botaBarControl);
  444. contentEditControl.SetDisplaySettingsControl(displaySettingsControl);
  445. }
  446. }
  447. else if (item.Content as string == "Docs Editor")
  448. {
  449. pageEditControl.PDFViewControl = pdfViewer;
  450. pageEditControl.ExitPageEdit += PageEditControl_ExitPageEdit;
  451. PDFGrid.Child = pageEditControl;
  452. NotDocsEditorVisible = Visibility.Collapsed;
  453. }
  454. else if (item.Content as string == "Digital Signature")
  455. {
  456. if (contentEditControl.pdfContentEditControl != null && contentEditControl.PdfViewControl.PDFView != null)
  457. {
  458. PDFGrid.Child = digitalSignatureControl;
  459. digitalSignatureControl.PDFViewControl.PDFView.SetMouseMode(MouseModes.Viewer);
  460. digitalSignatureControl.PDFViewControl = pdfViewer;
  461. botaBarControl.AddBOTAContent(BOTATools.Signature);
  462. digitalSignatureControl.InitWithPDFViewer(pdfViewer.PDFView);
  463. digitalSignatureControl.SetBOTAContainer(botaBarControl);
  464. digitalSignatureControl.SetDisplaySettingsControl(displaySettingsControl);
  465. digitalSignatureControl.SetSignatureStatusBarControl(signatureStatusBarControl);
  466. signatureStatusBarControl.OnViewSignatureButtonClicked -= ViewAllSignatures;
  467. signatureStatusBarControl.OnViewSignatureButtonClicked += ViewAllSignatures;
  468. digitalSignatureControl.OnCanSaveChanged -= DigitalSignatureControl_OnCanSaveChanged;
  469. digitalSignatureControl.OnCanSaveChanged += DigitalSignatureControl_OnCanSaveChanged;
  470. digitalSignatureControl.SignatureStatusChanged -= DigitalSignatureControl_OnSignatureStatusChanged;
  471. digitalSignatureControl.SignatureStatusChanged += DigitalSignatureControl_OnSignatureStatusChanged;
  472. digitalSignatureControl.AfterFillSignature -= DigitalSignatureControl_AfterFillSignature;
  473. digitalSignatureControl.AfterFillSignature += DigitalSignatureControl_AfterFillSignature;
  474. }
  475. }
  476. currentMode = item.Content as string;
  477. RightToolPanelButtonIsChecked = false;
  478. }
  479. /// <summary>
  480. /// Event handler for ViewSignatureBtn click event. Expand the bota control and select the Signature tool.
  481. /// </summary>
  482. /// <param name="sender"></param>
  483. /// <param name="e"></param>
  484. private void ViewAllSignatures(object sender, EventArgs e)
  485. {
  486. LeftToolPanelButton.IsChecked = true;
  487. botaBarControl.SelectBotaTool(BOTATools.Signature);
  488. }
  489. private void PageEditControl_ExitPageEdit(object sender, EventArgs e)
  490. {
  491. ModeComboBox.SelectedIndex = 0;
  492. }
  493. private void PageInfoBtn_Click(object sender, RoutedEventArgs e)
  494. {
  495. PasswordUI.Visibility = Visibility.Collapsed;
  496. FileInfoUI.Visibility = Visibility.Visible;
  497. FileInfoControl.InitWithPDFViewer(pdfViewer.PDFView);
  498. PopupBorder.Visibility = Visibility.Visible;
  499. }
  500. private void ViewSettingBtn_Click(object sender, RoutedEventArgs e)
  501. {
  502. panelState.RightPanel =
  503. ((sender as ToggleButton).IsChecked == true) ?
  504. PanelState.RightPanelState.ViewSettings : PanelState.RightPanelState.None;
  505. }
  506. private void RightPanelButton_Click(object sender, RoutedEventArgs e)
  507. {
  508. panelState.RightPanel =
  509. ((sender as ToggleButton).IsChecked == true) ?
  510. PanelState.RightPanelState.PropertyPanel : PanelState.RightPanelState.None;
  511. }
  512. private void ExpandSearchBtn_Click(object sender, RoutedEventArgs e)
  513. {
  514. LeftToolPanelButton.IsChecked = true;
  515. botaBarControl.SelectBotaTool(BOTATools.Search);
  516. }
  517. private void CPDFTitleBarControl_Loaded(object sender, RoutedEventArgs e)
  518. {
  519. CPDFTitleBarControl.OpenFileEvent -= CPDFTitleBarControl_OpenFileEvent;
  520. CPDFTitleBarControl.OpenFileEvent += CPDFTitleBarControl_OpenFileEvent; ;
  521. CPDFTitleBarControl.SaveAsFileEvent -= CPDFTitleBarControl_SaveAsFileEvent;
  522. CPDFTitleBarControl.SaveAsFileEvent += CPDFTitleBarControl_SaveAsFileEvent; ;
  523. CPDFTitleBarControl.SaveFileEvent -= CPDFTitleBarControl_SaveFileEvent;
  524. CPDFTitleBarControl.SaveFileEvent += CPDFTitleBarControl_SaveFileEvent; ;
  525. }
  526. private void CPDFTitleBarControl_SaveFileEvent(object sender, EventArgs e)
  527. {
  528. SaveFile();
  529. }
  530. private void CPDFTitleBarControl_SaveAsFileEvent(object sender, EventArgs e)
  531. {
  532. SaveAsFile();
  533. }
  534. private void CPDFTitleBarControl_OpenFileEvent(object sender, EventArgs e)
  535. {
  536. OpenFile();
  537. }
  538. private void FileInfoCloseBtn_Click(object sender, RoutedEventArgs e)
  539. {
  540. PopupBorder.Visibility = Visibility.Collapsed;
  541. }
  542. /// <summary>
  543. /// Refresh the annotation list when a annotation is edited.
  544. /// </summary>
  545. /// <param name="sender"></param>
  546. /// <param name="e"></param>
  547. private void PdfFormControlRefreshAnnotList(object sender, EventArgs e)
  548. {
  549. botaBarControl.LoadAnnotationList();
  550. }
  551. /// <summary>
  552. /// When a CanSave property of a control is changed, the CanSave property of current page is changed.
  553. /// </summary>
  554. /// <param name="sender"></param>
  555. /// <param name="e"></param>
  556. private void ControlOnCanSaveChanged(object sender, bool e)
  557. {
  558. this.CanSave = e;
  559. }
  560. protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
  561. {
  562. PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
  563. }
  564. #endregion
  565. #region Open and Save file
  566. private void SaveFileBtn_Click(object sender, RoutedEventArgs e)
  567. {
  568. SaveFile();
  569. pdfViewer.PDFView.UndoManager.CanSave = false;
  570. }
  571. private void OpenFile(string filePath = "")
  572. {
  573. if (string.IsNullOrEmpty(filePath))
  574. {
  575. filePath = CommonHelper.GetExistedPathOrEmpty();
  576. }
  577. string oldFilePath = pdfViewer.PDFView.Document.FilePath;
  578. if (!string.IsNullOrEmpty(filePath) && regularViewerControl.PdfViewControl != null)
  579. {
  580. if (pdfViewer.PDFView != null && pdfViewer.PDFView.Document != null)
  581. {
  582. if (oldFilePath.ToLower() == filePath.ToLower())
  583. {
  584. return;
  585. }
  586. }
  587. if ((bool)CheckExistBeforeOpenFileEvent?.Invoke(new string[] { filePath, oldFilePath }))
  588. {
  589. return;
  590. }
  591. passwordViewer = new PDFViewControl();
  592. passwordViewer.PDFView.InitDocument(filePath);
  593. if (passwordViewer.PDFView.Document == null)
  594. {
  595. MessageBox.Show("Open File Failed");
  596. return;
  597. }
  598. if (passwordViewer.PDFView.Document.IsLocked)
  599. {
  600. PasswordUI.SetShowText(System.IO.Path.GetFileName(filePath) + " password encrypted.");
  601. PasswordUI.ClearPassword();
  602. PopupBorder.Visibility = Visibility.Visible;
  603. PasswordUI.Visibility = Visibility.Visible;
  604. }
  605. else
  606. {
  607. pdfViewer.PDFView.Document.Release();
  608. pdfViewer = passwordViewer;
  609. LoadDocument();
  610. FileChangeEvent?.Invoke(null, EventArgs.Empty);
  611. }
  612. }
  613. }
  614. private void OpenFile_Click(object sender, RoutedEventArgs e)
  615. {
  616. OpenFile();
  617. }
  618. /// <summary>
  619. /// Save the file to another PDF file.
  620. /// </summary>
  621. public void SaveAsFile()
  622. {
  623. {
  624. if (pdfViewer != null && pdfViewer.PDFView != null && pdfViewer.PDFView.Document != null)
  625. {
  626. CPDFDocument pdfDoc = pdfViewer.PDFView.Document;
  627. SaveFileDialog saveDialog = new SaveFileDialog
  628. {
  629. Filter = "(*.pdf)|*.pdf",
  630. DefaultExt = ".pdf",
  631. OverwritePrompt = true
  632. };
  633. if (saveDialog.ShowDialog() == true)
  634. {
  635. if (pdfDoc.WriteToFilePath(saveDialog.FileName))
  636. {
  637. AfterSaveAsFileEvent?.Invoke(this, saveDialog.FileName);
  638. }
  639. }
  640. }
  641. }
  642. }
  643. /// <summary>
  644. /// Save the file in the current path.
  645. /// </summary>
  646. public void SaveFile()
  647. {
  648. if (pdfViewer != null && pdfViewer.PDFView != null && pdfViewer.PDFView.Document != null)
  649. {
  650. try
  651. {
  652. CPDFDocument pdfDoc = pdfViewer.PDFView.Document;
  653. if(!string.IsNullOrEmpty(pdfDoc.FilePath))
  654. {
  655. if (pdfDoc.WriteToLoadedPath())
  656. {
  657. return;
  658. }
  659. }
  660. SaveFileDialog saveDialog = new SaveFileDialog
  661. {
  662. Filter = "(*.pdf)|*.pdf",
  663. DefaultExt = ".pdf",
  664. OverwritePrompt = true
  665. };
  666. if (saveDialog.ShowDialog() == true)
  667. {
  668. if (pdfDoc.WriteToFilePath(saveDialog.FileName))
  669. {
  670. AfterSaveAsFileEvent?.Invoke(this, saveDialog.FileName);
  671. }
  672. }
  673. }
  674. catch (Exception ex)
  675. {
  676. return;
  677. }
  678. }
  679. }
  680. #endregion
  681. #region Command Binding
  682. private double CheckZoomLevel(double zoom, bool IsGrowth)
  683. {
  684. double standardZoom = 100;
  685. if (zoom <= 0.01)
  686. {
  687. return 0.01;
  688. }
  689. if (zoom >= 10)
  690. {
  691. return 10;
  692. }
  693. zoom *= 100;
  694. for (int i = 0; i < zoomLevelList.Length - 1; i++)
  695. {
  696. if (zoom > zoomLevelList[i] && zoom <= zoomLevelList[i + 1] && IsGrowth)
  697. {
  698. standardZoom = zoomLevelList[i + 1];
  699. break;
  700. }
  701. if (zoom >= zoomLevelList[i] && zoom < zoomLevelList[i + 1] && !IsGrowth)
  702. {
  703. standardZoom = zoomLevelList[i];
  704. break;
  705. }
  706. }
  707. return standardZoom / 100;
  708. }
  709. private void CommandBinding_Executed_Open(object sender, ExecutedRoutedEventArgs e)
  710. {
  711. OpenFile();
  712. }
  713. private void CommandBinding_Executed_Save(object sender, ExecutedRoutedEventArgs e)
  714. {
  715. if (CanSave)
  716. {
  717. SaveFile();
  718. }
  719. }
  720. private void CommandBinding_Executed_SaveAs(object sender, ExecutedRoutedEventArgs e)
  721. {
  722. SaveAsFile();
  723. }
  724. private void CommandBinding_Executed_ControlLeftPanel(object sender, ExecutedRoutedEventArgs e)
  725. {
  726. panelState.IsLeftPanelExpand = !panelState.IsLeftPanelExpand;
  727. }
  728. private void CommandBinding_Executed_ControlRightPanel(object sender, ExecutedRoutedEventArgs e)
  729. {
  730. if (panelState.RightPanel == PanelState.RightPanelState.PropertyPanel)
  731. {
  732. panelState.RightPanel = PanelState.RightPanelState.None;
  733. }
  734. else
  735. {
  736. panelState.RightPanel = PanelState.RightPanelState.PropertyPanel;
  737. }
  738. }
  739. private void CommandBinding_Executed_Bookmark(object sender, ExecutedRoutedEventArgs e)
  740. {
  741. LeftToolPanelButton.IsChecked = true;
  742. botaBarControl.SelectBotaTool(BOTATools.Bookmark);
  743. }
  744. private void CommandBinding_Executed_Outline(object sender, ExecutedRoutedEventArgs e)
  745. {
  746. LeftToolPanelButton.IsChecked = true;
  747. botaBarControl.SelectBotaTool(BOTATools.Outline);
  748. }
  749. private void CommandBinding_Executed_Thumbnail(object sender, ExecutedRoutedEventArgs e)
  750. {
  751. LeftToolPanelButton.IsChecked = true;
  752. botaBarControl.SelectBotaTool(BOTATools.Thumbnail);
  753. }
  754. private void CommandBinding_Executed_Annotation(object sender, ExecutedRoutedEventArgs e)
  755. {
  756. LeftToolPanelButton.IsChecked = true;
  757. botaBarControl.SelectBotaTool(BOTATools.Annotation);
  758. }
  759. private void CommandBinding_Executed_Search(object sender, ExecutedRoutedEventArgs e)
  760. {
  761. LeftToolPanelButton.IsChecked = true;
  762. botaBarControl.SelectBotaTool(BOTATools.Search);
  763. }
  764. private void CommandBinding_Executed_ScaleAdd(object sender, ExecutedRoutedEventArgs e)
  765. {
  766. double newZoom = CheckZoomLevel(pdfViewer.PDFView.ZoomFactor + 0.01, true);
  767. pdfViewer.PDFView?.Zoom(newZoom);
  768. }
  769. private void CommandBinding_Executed_ScaleSubtract(object sender, ExecutedRoutedEventArgs e)
  770. {
  771. double newZoom = CheckZoomLevel(pdfViewer.PDFView.ZoomFactor - 0.01, false);
  772. pdfViewer.PDFView?.Zoom(newZoom);
  773. }
  774. private void CommandBinding_Executed_DisplaySettings(object sender, ExecutedRoutedEventArgs e)
  775. {
  776. panelState.RightPanel = PanelState.RightPanelState.ViewSettings;
  777. }
  778. private void CommandBinding_Executed_DocumentInfo(object sender, ExecutedRoutedEventArgs e)
  779. {
  780. if (PopupBorder.Visibility != Visibility.Visible)
  781. {
  782. PasswordUI.Visibility = Visibility.Collapsed;
  783. FileInfoControl.Visibility = Visibility.Visible;
  784. FileInfoControl.InitWithPDFViewer(pdfViewer.PDFView);
  785. FileInfoControl.CloseInfoEvent -= CPDFInfoControl_CloseInfoEvent;
  786. FileInfoControl.CloseInfoEvent += CPDFInfoControl_CloseInfoEvent;
  787. PopupBorder.Visibility = Visibility.Visible;
  788. }
  789. else
  790. {
  791. FileInfoControl.Visibility = Visibility.Collapsed;
  792. PopupBorder.Visibility = Visibility.Collapsed;
  793. this.Focus();
  794. }
  795. }
  796. private void CPDFInfoControl_CloseInfoEvent(object sender, EventArgs e)
  797. {
  798. PopupBorder.Visibility = Visibility.Collapsed;
  799. }
  800. #endregion
  801. }
  802. }