using System;using System.Collections.Generic;using System.Text;using System.Windows;using System.Windows.Controls;using System.Windows.Data;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Imaging;using System.Windows.Shapes;using System.Windows.Forms;using AxDSOFramer;using System.Xml;using System.ComponentModel;using System.Windows.Threading;namespace OfficeDocumentHost{ public partial class DocumentWindow : Window { public DocumentWindow() { InitializeComponent(); } #region CloseDocument public static RoutedUICommand CloseDocument = new RoutedUICommand("Close Document", "CloseDocument", typeof(DocumentWindow)); private void CloseDocumentExecuted(object sender, ExecutedRoutedEventArgs e) { // if this were a real app, we might prompt the user to save unsaved changes... // but we're lazy so we'll just ask if they really want to close the current document if (System.Windows.MessageBox.Show("Do you really want to close '" _documentName "'?", "Close Document?", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes) == MessageBoxResult.Yes) { try { framer.Close(); _documentName = string.Empty; Title = "WPF Office Document Host"; } catch (Exception) { } } } private void CanCloseDocument(object sender, CanExecuteRoutedEventArgs e) { e.CanExecute = !string.IsNullOrEmpty(_documentName); } #endregion #region CreateDocument public static RoutedUICommand CreateDocument = new RoutedUICommand("Create Document", "CreateDocument", typeof(DocumentWindow)); private void CreateDocumentExecuted(object sender, ExecutedRoutedEventArgs e) { try { framer.CreateNew(OfficeProgram.SelectedValue as string); _documentName = (OfficeProgram.SelectedItem as XmlElement).Attributes["UntitledDocumentName"].Value; Title = "WPF Office Document Host - " _documentName; _isNewDocument = true; } catch (Exception) { System.Windows.MessageBox.Show("Unable to create document.", "Create Document Failed", MessageBoxButton.OK, MessageBoxImage.Asterisk, MessageBoxResult.OK); } } private void CanCreateDocument(object sender, CanExecuteRoutedEventArgs e) { e.CanExecute = string.IsNullOrEmpty(_documentName); } #endregion #region OpenDocument public static RoutedUICommand OpenDocument = new RoutedUICommand("Open Document", "OpenDocument", typeof(DocumentWindow)); private void OpenDocumentExecuted(object sender, ExecutedRoutedEventArgs e) { // we're already linking with WinForms, so for simplicity, we'll just // leverage the WinForms OpenFileDialog if (_openFileDialog == null) { _openFileDialog = new OpenFileDialog(); _openFileDialog.Filter = "Microsoft Office Files|*.doc;*.docx;*.docm;*.rtf;*.xls;*.xlsx;*.xlsm;*.xlsb;*.csv;*.ppt;*.pptx;*.pptm;*.vsd;*.vdx|All Files|*.*"; } DialogResult result = _openFileDialog.ShowDialog(); if (result == System.Windows.Forms.DialogResult.OK) { try { framer.Select(); framer.Open(_openFileDialog.FileName); _documentName = framer.DocumentName; Title = "WPF Office Document Host - " _documentName; _isNewDocument = false; } catch (Exception) { System.Windows.MessageBox.Show("Unable to open document: " _openFileDialog.FileName, "Open Failed", MessageBoxButton.OK, MessageBoxImage.Asterisk, MessageBoxResult.OK); } } } private void CanOpenDocument(object sender, CanExecuteRoutedEventArgs e) { // require user to close current document before opening a new one e.CanExecute = string.IsNullOrEmpty(_documentName); } #endregion #region SaveDocument public static RoutedUICommand SaveDocument = new RoutedUICommand("Save Document", "SaveDocument", typeof(DocumentWindow)); private void SaveDocumentExecuted(object sender, ExecutedRoutedEventArgs e) { try { framer.Save(); } catch (Exception ex) { System.Windows.MessageBox.Show("Unable to save document '" _documentName "'. " ex.Message, "Save Document Failed", MessageBoxButton.OK, MessageBoxImage.Asterisk, MessageBoxResult.OK); } } private void CanSaveDocument(object sender, CanExecuteRoutedEventArgs e) { e.CanExecute = !string.IsNullOrEmpty(_documentName) && !_isNewDocument; } #endregion #region SaveDocumentAs public static RoutedUICommand SaveDocumentAs = new RoutedUICommand("Save Document As", "SaveDocumentAs", typeof(DocumentWindow)); private void SaveDocumentAsExecuted(object sender, ExecutedRoutedEventArgs e) { // we're already linking with WinForms, so for simplicity, we'll just // leverage the WinForms SaveFileDialog if (_saveFileDialog == null) { _saveFileDialog = new SaveFileDialog(); _saveFileDialog.OverwritePrompt = true; } _saveFileDialog.FileName = _documentName; _saveFileDialog.DefaultExt = System.IO.Path.GetExtension(_documentName); DialogResult result = _saveFileDialog.ShowDialog(); if (result == System.Windows.Forms.DialogResult.OK) { try { framer.Save(_saveFileDialog.FileName, true, null, null); } catch (Exception ex) { System.Windows.MessageBox.Show("Unable to save document as '" _saveFileDialog.FileName "'. " ex.Message, "Save Document Failed", MessageBoxButton.OK, MessageBoxImage.Asterisk, MessageBoxResult.OK); } } } private void CanSaveDocumentAs(object sender, CanExecuteRoutedEventArgs e) { e.CanExecute = !string.IsNullOrEmpty(_documentName); } #endregion private void InitializeFramerControl(object sender, RoutedEventArgs e) { // We set certain DSO Framer properties in response to // the Loaded event because we need to ensure that the // framer control is connected to its parent (added to // its Controls collection) prior to setting properties // like Titlebar, Menubar, etc. Attempting to set these // properties before the control is parented will result // in an InvalidActiveXStateException. framer.Menubar = false; framer.Titlebar = false; } private void DocumentOpened(object sender, _DFramerCtlEvents_OnDocumentOpenedEvent e) { // When a new document is opened, update the selection of the combobox // to match the document type. The following approach is not necessarily // accurate since it makes assumptions on the document type based on its // file extension. It also assumes that the office programs are listed // alphabetically in the OfficePrograms XmlDataProvider. But its good // enough for demo purposes. switch (System.IO.Path.GetExtension(e.file).ToLower()) { case ".xls": case ".xlsx": case ".xlsm": case ".xlsb": case ".csv": OfficeProgram.SelectedIndex = 0; break; case ".ppt": case ".pptx": case ".pptm": OfficeProgram.SelectedIndex = 1; break; case ".vsd": case ".vdx": OfficeProgram.SelectedIndex = 2; break; case ".doc": case ".docx": case ".docm": case ".rtf": OfficeProgram.SelectedIndex = 3; break; } } private void SaveCompleted(object sender, _DFramerCtlEvents_OnSaveCompletedEvent e) { _isNewDocument = false; _documentName = e.docName; Title = "WPF Office Document Host - " _documentName; } private void WindowClosing(object sender, CancelEventArgs e) { if (!string.IsNullOrEmpty(_documentName)) { if (System.Windows.MessageBox.Show("Do you really want to close '" _documentName "'?", "Close Document?", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes) != MessageBoxResult.Yes) { e.Cancel = true; } } } private void WindowSizeChanged(object sender, SizeChangedEventArgs e) { // We need to reactivate the ActiveX control after the window size changes. // There are probably lots of other places where we need to reactivate the // control, but we're lazy. _isFramerDirty = true; this.Dispatcher.BeginInvoke(DispatcherPriority.Background, (DispatcherOperationCallback)delegate(object o) { if (framer != null && _isFramerDirty) { framer.Activate(); } return null; }, null); framer.Activate(); } private string _documentName = string.Empty; private bool _isNewDocument = false; private bool _isFramerDirty = false; private OpenFileDialog _openFileDialog = null; private SaveFileDialog _saveFileDialog = null; }}
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