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MainWindowCommandHandler.cs
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MainWindowCommandHandler.cs
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using CodeIDX.Helpers;
using CodeIDX.Services;
using CodeIDX.ViewModels;
using ICSharpCode.AvalonEdit;
using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
namespace CodeIDX
{
public class MainWindowCommandHandler
{
private ApplicationViewModel ApplicationView
{
get
{
return ApplicationService.ApplicationView;
}
}
private MainWindow _MainWindow;
private bool _IsToggleFiletypeFilterExecuting = false;
public MainWindowCommandHandler(MainWindow mainWindow)
{
_MainWindow = mainWindow;
}
private string GetSingleLine(string text)
{
if (string.IsNullOrEmpty(text))
return string.Empty;
if (!text.Contains(Environment.NewLine))
return text;
var lines = text.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
if (lines.Length == 0)
return string.Empty;
if (lines.Length == 1)
return lines.First();
//return last non empty entry
for (int i = lines.Length - 1; i > 0; i--)
{
var curLine = lines[i].Trim();
if (!string.IsNullOrEmpty(curLine))
return curLine;
}
return string.Empty;
}
private string GetTextAtCursor()
{
var focusedElement = FocusManager.GetFocusedElement(_MainWindow) as DependencyObject;
var focusedAutoTextBox = focusedElement as Xceed.Wpf.Toolkit.AutoSelectTextBox;
if (focusedAutoTextBox != null && !string.IsNullOrEmpty(focusedAutoTextBox.SelectedText))
return focusedAutoTextBox.SelectedText;
var focusedTextBox = TreeHelper.FindVisualAncestor<TextEditor>(focusedElement);
if (focusedTextBox != null && !string.IsNullOrEmpty(focusedTextBox.SelectedText))
return focusedTextBox.SelectedText;
return string.Empty;
}
internal void FocusSearch_Executed(object sender, ExecutedRoutedEventArgs e)
{
string selectedText = GetTextAtCursor();
if (!string.IsNullOrEmpty(selectedText))
ApplicationView.CurrentSearch.SearchText = GetSingleLine(selectedText);
_MainWindow.FocusSearchText();
}
internal void NewSearch_Executed(object sender, ExecutedRoutedEventArgs e)
{
string selectedText = GetTextAtCursor();
if (Settings.CodeIDXSettings.Search.InsertTextFromClipBoard &&
string.IsNullOrEmpty(selectedText))
selectedText = Clipboard.GetText();
ApplicationView.AddSearch();
ApplicationView.CurrentSearch.SearchText = GetSingleLine(selectedText);
_MainWindow.FocusSearchText();
}
internal void TogglePreview_Executed(object sender, ExecutedRoutedEventArgs e)
{
if (_MainWindow.PreviewGridRow.ActualHeight == 0)
{
ApplicationView.UserSettings.IsPreviewVisible = true;
_MainWindow.PreviewGridRow.Height = new GridLength(ApplicationView.UserSettings.LastPreviewHeight);
}
else
{
ApplicationView.UserSettings.IsPreviewVisible = false;
_MainWindow.PreviewGridRow.Height = new GridLength(0);
}
}
internal void ToggleFiletypeFilter_Executed(object sender, ExecutedRoutedEventArgs e)
{
if (_IsToggleFiletypeFilterExecuting)
return;
_IsToggleFiletypeFilterExecuting = true;
try
{
bool isCtrlPressed = (Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control;
bool isShiftPressed = (Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift;
string clickedFiletype = e.Parameter.ToString();
if (isCtrlPressed && isShiftPressed)
{
IEnumerable<string> invertedFiletypeFilter = ApplicationView.CurrentSearch.AvailableFileFilters.Except(new[] { clickedFiletype });
ApplicationView.CurrentSearch.SetActiveFiletypeFilters(invertedFiletypeFilter);
}
else if (isCtrlPressed)
ApplicationView.CurrentSearch.SetActiveFiletypeFilters(new[] { clickedFiletype });
ApplicationView.CurrentSearch.RefreshFilter();
}
finally
{
_IsToggleFiletypeFilterExecuting = false;
}
}
private string RemoveInvalidFileNameChars(string filename)
{
if (string.IsNullOrEmpty(filename))
return string.Empty;
foreach (char curChar in Path.GetInvalidFileNameChars())
filename = filename.Replace(curChar.ToString(), "");
return filename;
}
internal void ExportResults_Executed(object sender, ExecutedRoutedEventArgs e)
{
SaveFileDialog saveDialog = new SaveFileDialog
{
AddExtension = true,
DefaultExt = ".txt",
Filter = "Text File (*.txt)|*.txt|All Files (*.*)|*.*",
CheckPathExists = true,
RestoreDirectory = true,
InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop),
FileName = RemoveInvalidFileNameChars(ApplicationView.CurrentSearch.LastSearchText)
};
if (saveDialog.ShowDialog() == true)
{
var resultsToExport = ApplicationView.CurrentSearch.SearchResultsView.View.OfType<SearchResultViewModel>().ToList();
using (FileStream fs = new FileStream(saveDialog.FileName, FileMode.Create, FileAccess.Write))
using (StreamWriter writer = new StreamWriter(fs))
{
//write info
writer.WriteLine(string.Format("Index: {0}", ApplicationView.CurrentIndexFile.IndexFile));
writer.WriteLine(string.Format("Search: {0}", ApplicationView.CurrentSearch.LastSearchText));
writer.WriteLine(string.Format("Results: {0} in {1} files", resultsToExport.Count, ApplicationView.CurrentSearch.FileCount));
if (ApplicationView.CurrentSearch.IsFilterEnabled)
{
if (!string.IsNullOrEmpty(ApplicationView.CurrentSearch.DirectoryFilterExpression))
{
writer.WriteLine(string.Format("Directory Filter: {0}", ApplicationView.CurrentSearch.DirectoryFilterExpression));
}
if (!string.IsNullOrEmpty(ApplicationView.CurrentSearch.FileFilterExpression))
{
writer.WriteLine(string.Format("Filename Filter: {0}", ApplicationView.CurrentSearch.FileFilterExpression));
}
if (ApplicationView.CurrentSearch.ActiveFileFilters.Count != ApplicationView.CurrentSearch.AvailableFileFilters.Count)
{
writer.WriteLine(string.Format("Filetype Filter: {0}", ApplicationView.CurrentSearch.ActiveFileFilters.Aggregate((next, result) => result + ", " + next)));
}
}
string lastFile = string.Empty;
foreach (var curResult in resultsToExport)
{
string curFile = curResult.GetFilePath();
if (lastFile != curFile)
{
writer.WriteLine();
}
writer.Write(curFile);
writer.Write("\t");
writer.Write(curResult.LineNumber);
writer.Write(" - ");
writer.Write(curResult.MatchingLine);
writer.WriteLine();
lastFile = curFile;
}
}
}
}
internal void ExportResults_CanExecute(object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = ApplicationView.CurrentSearch != null &&
ApplicationView.CurrentSearch.SearchResults.Count > 0;
}
}
}