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GARbro-mirror/MainWindow.xaml.cs

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// Game Resource Browser
//
// Copyright (C) 2014-2015 by morkt
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//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System;
using System.IO;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
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using System.Linq;
using System.Text;
using System.Diagnostics;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Threading;
using System.Threading;
using Microsoft.VisualBasic.FileIO;
using GARbro.GUI.Properties;
using GARbro.GUI.Strings;
using GameRes;
using Rnd.Windows;
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using System.Collections.Specialized;
using System.Collections.ObjectModel;
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using Microsoft.Win32;
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using NAudio.Wave;
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namespace GARbro.GUI
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
private App m_app;
const StringComparison StringIgnoreCase = StringComparison.CurrentCultureIgnoreCase;
public MainWindow()
{
m_app = Application.Current as App;
InitializeComponent();
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if (this.Top < 0) this.Top = 0;
if (this.Left < 0) this.Left = 0;
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InitDirectoryChangesWatcher();
InitPreviewPane();
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if (null == Settings.Default.appRecentFiles)
Settings.Default.appRecentFiles = new StringCollection();
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m_recent_files = new LinkedList<string> (Settings.Default.appRecentFiles.Cast<string>().Take (MaxRecentFiles));
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RecentFilesMenu.ItemsSource = RecentFiles;
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FormatCatalog.Instance.ParametersRequest += OnParametersRequest;
CurrentDirectory.SizeChanged += (s, e) => {
if (e.WidthChanged)
{
pathLine.MinWidth = e.NewSize.Width-79;
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this.MinWidth = e.NewSize.Width+79;
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}
};
pathLine.EnterKeyDown += acb_OnKeyDown;
}
void WindowLoaded (object sender, RoutedEventArgs e)
{
lv_SetSortMode (Settings.Default.lvSortColumn, Settings.Default.lvSortDirection);
Dispatcher.InvokeAsync (WindowRendered, DispatcherPriority.ContextIdle);
ImageData.SetDefaultDpi (Desktop.DpiX, Desktop.DpiY);
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}
void WindowRendered ()
{
ViewModel = CreateViewModel (m_app.InitPath);
lv_SelectItem (0);
SetStatusText (guiStrings.MsgReady);
}
void WindowKeyDown (object sender, KeyEventArgs e)
{
if (MainMenuBar.Visibility != Visibility.Visible && Key.System == e.Key)
{
MainMenuBar.Visibility = Visibility.Visible;
MainMenuBar.IsKeyboardFocusWithinChanged += HideMenuBar;
}
}
void HideMenuBar (object sender, DependencyPropertyChangedEventArgs e)
{
if (!MainMenuBar.IsKeyboardFocusWithin)
{
MainMenuBar.IsKeyboardFocusWithinChanged -= HideMenuBar;
MainMenuBar.Visibility = Visibility.Collapsed;
}
}
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/// <summary>
/// Save settings when main window is about to close
/// </summary>
protected override void OnClosing (CancelEventArgs e)
{
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CurrentAudio = null;
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SaveSettings();
base.OnClosing (e);
}
/// <summary>
/// Manually save settings that are not automatically saved by bindings.
/// </summary>
private void SaveSettings()
{
if (null != m_lvSortByColumn)
{
Settings.Default.lvSortColumn = SortMode;
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Settings.Default.lvSortDirection = m_lvSortDirection;
}
else
Settings.Default.lvSortColumn = "";
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Settings.Default.appRecentFiles.Clear();
foreach (var file in m_recent_files)
Settings.Default.appRecentFiles.Add (file);
string cwd = CurrentPath;
if (!string.IsNullOrEmpty (cwd))
{
if (ViewModel.IsArchive)
cwd = Path.GetDirectoryName (cwd);
}
else
cwd = Directory.GetCurrentDirectory();
Settings.Default.appLastDirectory = cwd;
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}
/// <summary>
/// Set status line text. Could be called from any thread.
/// </summary>
public void SetStatusText (string text)
{
Dispatcher.Invoke (() => { appStatusText.Text = text; });
}
public void SetResourceText (string text)
{
Dispatcher.Invoke (() => { appResourceText.Text = text; });
}
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/// <summary>
/// Popup error message box. Could be called from any thread.
/// </summary>
public void PopupError (string message, string title)
{
Dispatcher.Invoke (() => MessageBox.Show (this, message, title, MessageBoxButton.OK, MessageBoxImage.Error));
}
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const int MaxRecentFiles = 9;
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LinkedList<string> m_recent_files;
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// Item1 = file name, Item2 = menu item string
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public IEnumerable<Tuple<string,string>> RecentFiles
{
get
{
int i = 1;
return m_recent_files.Select (f => Tuple.Create (f, string.Format ("_{0} {1}", i++, f)));
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}
}
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void PushRecentFile (string file)
{
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var node = m_recent_files.Find (file);
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if (node != null && node == m_recent_files.First)
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return;
if (null == node)
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{
while (MaxRecentFiles <= m_recent_files.Count)
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m_recent_files.RemoveLast();
m_recent_files.AddFirst (file);
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}
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else
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{
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m_recent_files.Remove (node);
m_recent_files.AddFirst (node);
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}
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RecentFilesMenu.ItemsSource = RecentFiles;
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}
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/// <summary>
/// Set data context of the ListView.
/// </summary>
public DirectoryViewModel ViewModel
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{
get
{
var source = CurrentDirectory.ItemsSource as CollectionView;
if (null == source)
return null;
return source.SourceCollection as DirectoryViewModel;
}
private set
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{
StopWatchDirectoryChanges();
var cvs = this.Resources["ListViewSource"] as CollectionViewSource;
cvs.Source = value;
pathLine.Text = value.Path;
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if (value.IsArchive)
PushRecentFile (value.Path);
lv_Sort (SortMode, m_lvSortDirection);
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if (!value.IsArchive && !string.IsNullOrEmpty (value.Path))
{
Directory.SetCurrentDirectory (value.Path);
WatchDirectoryChanges (value.Path);
}
CurrentDirectory.UpdateLayout();
}
}
DirectoryViewModel GetNewViewModel (string path)
{
path = Path.GetFullPath (path);
if (Directory.Exists (path))
{
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return new DirectoryViewModel (path, m_app.GetDirectoryList (path));
}
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else
{
SetBusyState();
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return new ArchiveViewModel (path, m_app.GetArchive (path));
}
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}
private bool m_busy_state = false;
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public void SetBusyState()
{
m_busy_state = true;
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Mouse.OverrideCursor = Cursors.Wait;
Dispatcher.InvokeAsync (() => {
m_busy_state = false;
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Mouse.OverrideCursor = null;
}, DispatcherPriority.ApplicationIdle);
}
/// <summary>
/// Create view model corresponding to <paramref name="path">. Returns null on error.
/// </summary>
DirectoryViewModel TryCreateViewModel (string path)
{
try
{
return GetNewViewModel (path);
}
catch (Exception X)
{
SetStatusText (string.Format ("{0}: {1}", Path.GetFileName (path), X.Message));
return null;
}
}
/// <summary>
/// Create view model corresponding to <paramref name="path"> or empty view model if there was
/// an error accessing path.
/// </summary>
DirectoryViewModel CreateViewModel (string path)
{
try
{
return GetNewViewModel (path);
}
catch (Exception X)
{
PopupError (X.Message, guiStrings.MsgErrorOpening);
return new DirectoryViewModel ("", new Entry[0]);
}
}
#region Refresh view on filesystem changes
private FileSystemWatcher m_watcher = new FileSystemWatcher();
void InitDirectoryChangesWatcher ()
{
m_watcher.NotifyFilter = NotifyFilters.Size | NotifyFilters.FileName | NotifyFilters.DirectoryName;
m_watcher.Changed += InvokeRefreshView;
m_watcher.Created += InvokeRefreshView;
m_watcher.Deleted += InvokeRefreshView;
m_watcher.Renamed += InvokeRefreshView;
}
void WatchDirectoryChanges (string path)
{
m_watcher.Path = path;
m_watcher.EnableRaisingEvents = true;
}
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public void StopWatchDirectoryChanges()
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{
m_watcher.EnableRaisingEvents = false;
}
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public void ResumeWatchDirectoryChanges ()
{
m_watcher.EnableRaisingEvents = true;
}
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private void InvokeRefreshView (object source, FileSystemEventArgs e)
{
var watcher = source as FileSystemWatcher;
if (watcher.Path == ViewModel.Path)
{
watcher.EnableRaisingEvents = false;
Dispatcher.Invoke (RefreshView, DispatcherPriority.Send, CancellationToken.None,
TimeSpan.FromMilliseconds (100));
}
}
#endregion
/// <summary>
/// Select specified item within CurrentDirectory and bring it into a view.
/// </summary>
void lv_SelectItem (EntryViewModel item)
{
if (item != null)
{
CurrentDirectory.SelectedItem = item;
CurrentDirectory.ScrollIntoView (item);
var lvi = (ListViewItem)CurrentDirectory.ItemContainerGenerator.ContainerFromItem (item);
if (lvi != null)
lvi.Focus();
}
}
void lv_SelectItem (int index)
{
CurrentDirectory.SelectedIndex = index;
CurrentDirectory.ScrollIntoView (CurrentDirectory.SelectedItem);
var lvi = (ListViewItem)CurrentDirectory.ItemContainerGenerator.ContainerFromIndex (index);
if (lvi != null)
lvi.Focus();
}
void lv_SelectItem (string name)
{
if (!string.IsNullOrEmpty (name))
lv_SelectItem (ViewModel.Find (name));
}
private void lv_Focus ()
{
if (CurrentDirectory.SelectedIndex != -1)
{
var item = CurrentDirectory.SelectedItem;
var lvi = CurrentDirectory.ItemContainerGenerator.ContainerFromItem (item) as ListViewItem;
if (lvi != null)
{
lvi.Focus();
return;
}
}
CurrentDirectory.Focus();
}
void lvi_Selected (object sender, RoutedEventArgs args)
{
var lvi = sender as ListViewItem;
if (lvi == null)
return;
var entry = lvi.Content as EntryViewModel;
if (entry == null)
return;
PreviewEntry (entry.Source);
}
void lvi_DoubleClick (object sender, MouseButtonEventArgs args)
{
var lvi = sender as ListViewItem;
if (Commands.OpenItem.CanExecute (null, lvi))
{
Commands.OpenItem.Execute (null, lvi);
args.Handled = true;
}
}
/// <summary>
/// Get currently selected item from ListView widget.
/// </summary>
private ListViewItem lv_GetCurrentContainer ()
{
int current = CurrentDirectory.SelectedIndex;
if (-1 == current)
return null;
return CurrentDirectory.ItemContainerGenerator.ContainerFromIndex (current) as ListViewItem;
}
GridViewColumnHeader m_lvSortByColumn = null;
ListSortDirection m_lvSortDirection = ListSortDirection.Ascending;
public string SortMode
{
get { return GetValue (SortModeProperty) as string; }
private set { SetValue (SortModeProperty, value); }
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}
public static readonly DependencyProperty SortModeProperty =
DependencyProperty.RegisterAttached ("SortMode", typeof(string), typeof(MainWindow), new UIPropertyMetadata());
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void lv_SetSortMode (string sortBy, ListSortDirection direction)
{
m_lvSortByColumn = null;
GridView view = CurrentDirectory.View as GridView;
foreach (var column in view.Columns)
{
var header = column.Header as GridViewColumnHeader;
if (null != header && !string.IsNullOrEmpty (sortBy) && sortBy.Equals (header.Tag))
{
if (ListSortDirection.Ascending == direction)
column.HeaderTemplate = Resources["SortArrowUp"] as DataTemplate;
else
column.HeaderTemplate = Resources["SortArrowDown"] as DataTemplate;
m_lvSortByColumn = header;
m_lvSortDirection = direction;
}
else
{
column.HeaderTemplate = Resources["SortArrowNone"] as DataTemplate;
}
}
SortMode = sortBy;
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}
private void lv_Sort (string sortBy, ListSortDirection direction)
{
var dataView = CollectionViewSource.GetDefaultView (CurrentDirectory.ItemsSource) as ListCollectionView;
dataView.CustomSort = new FileSystemComparer (sortBy, direction);
}
/// <summary>
/// Sort Listview by columns
/// </summary>
void lv_ColumnHeaderClicked (object sender, RoutedEventArgs e)
{
var headerClicked = e.OriginalSource as GridViewColumnHeader;
if (null == headerClicked)
return;
if (headerClicked.Role == GridViewColumnHeaderRole.Padding)
return;
ListSortDirection direction;
if (headerClicked != m_lvSortByColumn)
direction = ListSortDirection.Ascending;
else if (m_lvSortDirection == ListSortDirection.Ascending)
direction = ListSortDirection.Descending;
else
direction = ListSortDirection.Ascending;
string sortBy = headerClicked.Tag.ToString();
lv_Sort (sortBy, direction);
SortMode = sortBy;
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// Remove arrow from previously sorted header
if (m_lvSortByColumn != null && m_lvSortByColumn != headerClicked)
{
m_lvSortByColumn.Column.HeaderTemplate = Resources["SortArrowNone"] as DataTemplate;
}
if (ListSortDirection.Ascending == direction)
{
headerClicked.Column.HeaderTemplate = Resources["SortArrowUp"] as DataTemplate;
}
else
{
headerClicked.Column.HeaderTemplate = Resources["SortArrowDown"] as DataTemplate;
}
m_lvSortByColumn = headerClicked;
m_lvSortDirection = direction;
}
/// <summary>
/// Handle "Sort By" commands.
/// </summary>
private void SortByExec (object sender, ExecutedRoutedEventArgs e)
{
string sort_by = e.Parameter as string;
lv_Sort (sort_by, ListSortDirection.Ascending);
lv_SetSortMode (sort_by, ListSortDirection.Ascending);
}
/// <summary>
/// Event handler for keys pressed in the directory view pane
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/// </summary>
private void lv_TextInput (object sender, TextCompositionEventArgs e)
{
LookupItem (e.Text, e.Timestamp);
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e.Handled = true;
}
class InputData
{
public int LastTime = 0;
public StringBuilder Phrase = new StringBuilder();
public bool Mismatch = false;
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public void Reset ()
{
Phrase.Clear ();
Mismatch = false;
}
}
const int TextLookupTimeout = 1000; // milliseconds
InputData m_current_input = new InputData();
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/// <summary>
/// Lookup item in listview pane by first letters of name.
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/// </summary>
private void LookupItem (string key, int timestamp)
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{
if (string.IsNullOrEmpty (key))
return;
var source = CurrentDirectory.ItemsSource as CollectionView;
if (source == null)
return;
if (timestamp - m_current_input.LastTime > TextLookupTimeout)
{
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m_current_input.Reset();
}
m_current_input.LastTime = timestamp;
if (m_current_input.Mismatch)
return;
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if (!(1 == m_current_input.Phrase.Length && m_current_input.Phrase[0] == key[0]))
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{
m_current_input.Phrase.Append (key);
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}
int start_index = CurrentDirectory.SelectedIndex;
if (1 == m_current_input.Phrase.Length)
{
// lookup starting from the next item
if (start_index != -1 && start_index+1 < source.Count)
++start_index;
}
var items = source.Cast<EntryViewModel>();
if (start_index > 0)
{
items = items.Skip (start_index).Concat (items.Take (start_index));
}
string input = m_current_input.Phrase.ToString();
var matched = items.Where (e => e.Name.StartsWith (input, StringIgnoreCase)).FirstOrDefault();
if (null != matched)
lv_SelectItem (matched);
else
m_current_input.Mismatch = true;
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}
private void acb_OnKeyDown (object sender, KeyEventArgs e)
{
if (e.Key != Key.Return)
return;
string path = (sender as AutoCompleteBox).Text;
if (string.IsNullOrEmpty (path))
return;
try
{
ViewModel = GetNewViewModel (path);
lv_Focus();
}
catch (Exception X)
{
PopupError (X.Message, guiStrings.MsgErrorOpening);
}
}
#region Navigation history implementation
internal string CurrentPath { get { return ViewModel.Path; } }
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HistoryStack<DirectoryPosition> m_history = new HistoryStack<DirectoryPosition>();
public DirectoryPosition GetCurrentPosition ()
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{
var evm = CurrentDirectory.SelectedItem as EntryViewModel;
return new DirectoryPosition (ViewModel, evm);
}
public bool SetCurrentPosition (DirectoryPosition pos)
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{
var vm = TryCreateViewModel (pos.Path);
if (null == vm)
return false;
try
{
vm.SetPosition (pos);
ViewModel = vm;
if (null != pos.Item)
lv_SelectItem (pos.Item);
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return true;
}
catch (Exception X)
{
SetStatusText (X.Message);
return false;
}
}
public void SaveCurrentPosition ()
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{
m_history.Push (GetCurrentPosition());
}
public void ChangePosition (DirectoryPosition new_pos)
{
var current = GetCurrentPosition();
if (current.Path != new_pos.Path || current.ArchivePath != new_pos.ArchivePath)
SaveCurrentPosition();
SetCurrentPosition (new_pos);
}
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private void GoBackExec (object sender, ExecutedRoutedEventArgs e)
{
DirectoryPosition current = m_history.Undo (GetCurrentPosition());
if (current != null)
SetCurrentPosition (current);
}
private void GoForwardExec (object sender, ExecutedRoutedEventArgs e)
{
DirectoryPosition current = m_history.Redo (GetCurrentPosition());
if (current != null)
SetCurrentPosition (current);
}
private void CanExecuteGoBack (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = m_history.CanUndo();
}
private void CanExecuteGoForward (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = m_history.CanRedo();
}
#endregion
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private void OpenFileExec (object control, ExecutedRoutedEventArgs e)
{
var dlg = new OpenFileDialog {
CheckFileExists = true,
CheckPathExists = true,
Multiselect = false,
Title = guiStrings.TextChooseArchive,
};
if (!dlg.ShowDialog (this).Value)
return;
OpenFile (dlg.FileName);
}
private void OpenFile (string filename)
{
if (filename == CurrentPath)
return;
try
{
var vm = GetNewViewModel (filename);
SaveCurrentPosition();
ViewModel = vm;
if (null != m_app.CurrentArchive)
SetStatusText (m_app.CurrentArchive.Description);
lv_SelectItem (0);
}
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catch (OperationCanceledException X)
{
SetStatusText (X.Message);
}
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catch (Exception X)
{
PopupError (string.Format("{0}:\n{1}", filename, X.Message), guiStrings.MsgErrorOpening);
}
}
private void OpenRecentExec (object control, ExecutedRoutedEventArgs e)
{
string filename = e.Parameter as string;
if (string.IsNullOrEmpty (filename))
return;
OpenFile (filename);
}
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/// <summary>
/// Open file/directory.
/// </summary>
private void OpenItemExec (object control, ExecutedRoutedEventArgs e)
{
EntryViewModel entry = null;
var lvi = e.OriginalSource as ListViewItem;
if (lvi != null)
entry = lvi.Content as EntryViewModel;
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if (null == entry)
entry = CurrentDirectory.SelectedItem as EntryViewModel;
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if (null == entry)
return;
var vm = ViewModel;
if (null == vm)
return;
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if ("audio" == entry.Type)
{
PlayFile (entry.Source);
return;
}
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if (vm.IsArchive) // tried to open file inside archive
{
var arc_vm = vm as ArchiveViewModel;
if (!("" == arc_vm.SubDir && ".." == entry.Name))
{
OpenArchiveEntry (arc_vm, entry);
return;
}
}
OpenDirectoryEntry (vm, entry);
}
private void OpenDirectoryEntry (DirectoryViewModel vm, EntryViewModel entry)
{
string old_dir = vm.Path;
string new_dir = Path.Combine (old_dir, entry.Name);
Trace.WriteLine (new_dir, "OpenDirectoryEntry");
vm = TryCreateViewModel (new_dir);
if (null == vm)
{
if (entry.Type != "archive")
SystemOpen (new_dir);
return;
}
SaveCurrentPosition();
ViewModel = vm;
if (vm.IsArchive && null != m_app.CurrentArchive)
SetStatusText (string.Format ("{0}: {1}", m_app.CurrentArchive.Description,
Localization.Format ("MsgFiles", m_app.CurrentArchive.Dir.Count())));
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else
SetStatusText ("");
var old_parent = Directory.GetParent (old_dir);
if (null != old_parent && vm.Path == old_parent.FullName)
{
lv_SelectItem (Path.GetFileName (old_dir));
}
else
{
lv_SelectItem (0);
}
}
private void OpenArchiveEntry (ArchiveViewModel vm, EntryViewModel entry)
{
if (entry.IsDirectory)
{
SaveCurrentPosition();
var old_dir = vm.SubDir;
try
{
vm.ChDir (entry.Name);
if (".." == entry.Name)
lv_SelectItem (Path.GetFileName (old_dir));
else
lv_SelectItem (0);
SetStatusText ("");
}
catch (Exception X)
{
SetStatusText (X.Message);
}
}
}
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Stream OpenEntry (Entry entry)
{
var vm = ViewModel;
if (vm.IsArchive)
return m_app.CurrentArchive.OpenEntry (entry);
else
return File.OpenRead (Path.Combine (vm.Path, entry.Name));
}
WaveOutEvent m_audio;
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WaveOutEvent CurrentAudio
{
get { return m_audio; }
set
{
if (m_audio != null)
m_audio.Dispose();
m_audio = value;
}
}
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private void PlayFile (Entry entry)
{
try
{
SetBusyState();
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using (var input = OpenEntry (entry))
{
FormatCatalog.Instance.LastError = null;
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var sound = AudioFormat.Read (input);
if (null == sound)
{
if (null != FormatCatalog.Instance.LastError)
throw FormatCatalog.Instance.LastError;
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return;
}
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if (CurrentAudio != null)
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{
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CurrentAudio.PlaybackStopped -= OnPlaybackStopped;
CurrentAudio = null;
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}
var wave_stream = new WaveStreamImpl (sound);
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CurrentAudio = new WaveOutEvent();
CurrentAudio.Init (wave_stream);
CurrentAudio.PlaybackStopped += OnPlaybackStopped;
CurrentAudio.Play();
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var fmt = wave_stream.WaveFormat;
SetResourceText (string.Format ("Playing {0} / {2}bps / {1}Hz", entry.Name,
fmt.SampleRate, sound.SourceBitrate / 1000));
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}
}
catch (Exception X)
{
SetStatusText (X.Message);
}
}
private void OnPlaybackStopped (object sender, StoppedEventArgs e)
{
SetResourceText ("");
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}
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/// <summary>
/// Launch specified file.
/// </summary>
private void SystemOpen (string file)
{
try
{
Process.Start (file);
}
catch (Exception X)
{
SetStatusText (X.Message);
}
}
/// <summary>
/// Refresh current view.
/// </summary>
private void RefreshExec (object sender, ExecutedRoutedEventArgs e)
{
RefreshView();
}
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public void RefreshView ()
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{
m_app.ResetCache();
var pos = GetCurrentPosition();
SetCurrentPosition (pos);
}
/// <summary>
/// Open current file in Explorer.
/// </summary>
private void ExploreItemExec (object sender, ExecutedRoutedEventArgs e)
{
var entry = CurrentDirectory.SelectedItem as EntryViewModel;
if (entry != null && !ViewModel.IsArchive)
{
try
{
string name = Path.Combine (CurrentPath, entry.Name);
Process.Start ("explorer.exe", "/select,"+name);
}
catch (Exception X)
{
// ignore
Trace.WriteLine (X.Message, "explorer.exe");
}
}
}
/// <summary>
/// Delete item from both media library and disk drive.
/// </summary>
private void DeleteItemExec (object sender, ExecutedRoutedEventArgs e)
{
var items = CurrentDirectory.SelectedItems.Cast<EntryViewModel>().Where (f => !f.IsDirectory);
if (!items.Any())
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return;
this.IsEnabled = false;
try
{
m_app.ResetCache();
if (!items.Skip (1).Any()) // items.Count() == 1
{
string item_name = Path.Combine (CurrentPath, items.First().Name);
Trace.WriteLine (item_name, "DeleteItemExec");
FileSystem.DeleteFile (item_name, UIOption.AllDialogs, RecycleOption.SendToRecycleBin);
DeleteItem (lv_GetCurrentContainer());
SetStatusText (string.Format(guiStrings.MsgDeletedItem, item_name));
}
else
{
int count = 0;
StopWatchDirectoryChanges ();
try
{
var file_list = items.Select (entry => Path.Combine (CurrentPath, entry.Name));
GARbro.Shell.File.Delete (file_list);
count = file_list.Count();
}
catch
{
ResumeWatchDirectoryChanges();
throw;
}
RefreshView();
SetStatusText (Localization.Format ("MsgDeletedItems", count));
}
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}
catch (OperationCanceledException)
{
}
catch (Exception X)
{
SetStatusText (X.Message);
}
finally
{
this.IsEnabled = true;
}
}
/// <summary>
/// Delete item at the specified position within ListView, correctly adjusting current
/// position.
/// </summary>
private void DeleteItem (ListViewItem item)
{
int i = CurrentDirectory.SelectedIndex;
int next = -1;
if (i+1 < CurrentDirectory.Items.Count)
next = i + 1;
else if (i > 0)
next = i - 1;
if (next != -1)
CurrentDirectory.SelectedIndex = next;
var entry = item.Content as EntryViewModel;
if (entry != null)
{
ViewModel.Remove (entry);
}
}
/// <summary>
/// Rename selected item.
/// </summary>
private void RenameItemExec(object sender, ExecutedRoutedEventArgs e)
{
RenameElement (lv_GetCurrentContainer());
}
/// <summary>
/// Rename item contained within specified framework control.
/// </summary>
void RenameElement (ListViewItem item)
{
if (item == null)
return;
/*
TextBlock block = FindByName (item, "item_Text") as TextBlock;
TextBox box = FindSibling (block, "item_Input") as TextBox;
if (block == null || box == null)
return;
IsRenameActive = true;
block.Visibility = Visibility.Collapsed;
box.Text = block.Text;
box.Visibility = Visibility.Visible;
box.Select (0, box.Text.Length);
box.Focus();
*/
}
/// <summary>
/// Handle "Exit" command.
/// </summary>
void ExitExec (object sender, ExecutedRoutedEventArgs e)
{
Application.Current.Shutdown();
}
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private void AboutExec (object sender, ExecutedRoutedEventArgs e)
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{
var about = new AboutBox();
about.Owner = this;
about.ShowDialog();
}
private void CanExecuteAlways (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = true;
}
private void CanExecuteControlCommand (object sender, CanExecuteRoutedEventArgs e)
{
Control target = e.Source as Control;
e.CanExecute = target != null;
}
private void CanExecuteOnSelected (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = CurrentDirectory.SelectedIndex != -1;
}
private void CanExecuteConvertImage (object sender, CanExecuteRoutedEventArgs e)
{
if (CurrentDirectory.SelectedItems.Count > 1)
{
e.CanExecute = !ViewModel.IsArchive;
}
else
{
CanExecuteOnImage (sender, e);
}
}
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private void CanExecuteOnImage (object sender, CanExecuteRoutedEventArgs e)
{
var entry = CurrentDirectory.SelectedItem as EntryViewModel;
e.CanExecute = !ViewModel.IsArchive && entry != null && entry.Type == "image";
}
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private void CanExecuteInArchive (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = ViewModel.IsArchive && CurrentDirectory.SelectedIndex != -1;
}
private void CanExecuteCreateArchive (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = !ViewModel.IsArchive && CurrentDirectory.SelectedItems.Count > 0;
}
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private void CanExecuteInDirectory (object sender, CanExecuteRoutedEventArgs e)
{
e.CanExecute = !ViewModel.IsArchive;
}
private void CanExecuteExtract (object sender, CanExecuteRoutedEventArgs e)
{
if (ViewModel.IsArchive)
{
e.CanExecute = true;
return;
}
else if (CurrentDirectory.SelectedIndex != -1)
{
var entry = CurrentDirectory.SelectedItem as EntryViewModel;
if (entry != null && !entry.IsDirectory)
{
e.CanExecute = true;
return;
}
}
e.CanExecute = false;
}
private void CanExecuteOnPhysicalFile (object sender, CanExecuteRoutedEventArgs e)
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{
if (!ViewModel.IsArchive && CurrentDirectory.SelectedIndex != -1)
{
var entry = CurrentDirectory.SelectedItem as EntryViewModel;
if (entry != null && !entry.IsDirectory)
{
e.CanExecute = true;
return;
}
}
e.CanExecute = false;
}
private void OnParametersRequest (object sender, ParametersRequestEventArgs e)
{
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var format = sender as ArchiveFormat;
if (null != format)
{
var control = format.GetAccessWidget() as UIElement;
if (null != control)
{
bool busy_state = m_busy_state;
var param_dialog = new ArcParametersDialog (control, e.Notice);
param_dialog.Owner = this;
e.InputResult = param_dialog.ShowDialog() ?? false;
if (e.InputResult)
e.Options = format.GetOptions (control);
if (busy_state)
SetBusyState();
}
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}
}
private void CanExecuteFitWindow (object sender, CanExecuteRoutedEventArgs e)
{
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e.CanExecute = ImageCanvas.Source != null;
}
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private void HideStatusBarExec (object sender, ExecutedRoutedEventArgs e)
{
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ToggleVisibility (AppStatusBar);
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}
private void HideMenuBarExec (object sender, ExecutedRoutedEventArgs e)
{
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ToggleVisibility (MainMenuBar);
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}
private void HideToolBarExec (object sender, ExecutedRoutedEventArgs e)
{
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ToggleVisibility (MainToolBar);
}
static void ToggleVisibility (UIElement item)
{
var status = item.Visibility;
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if (Visibility.Visible == status)
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item.Visibility = Visibility.Collapsed;
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else
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item.Visibility = Visibility.Visible;
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}
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}
/// <summary>
/// TextBox that uses filesystem as source for autocomplete.
/// </summary>
public class ExtAutoCompleteBox : AutoCompleteBox
{
public delegate void EnterKeyDownEvent (object sender, KeyEventArgs e);
public event EnterKeyDownEvent EnterKeyDown;
public ExtAutoCompleteBox ()
{
this.GotFocus += (s, e) => { IsTextBoxFocused = true; };
this.LostFocus += (s, e) => { IsTextBoxFocused = false; };
}
public bool IsTextBoxFocused
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{
get { return (bool)GetValue (HasFocusProperty); }
private set { SetValue (HasFocusProperty, value); }
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}
public static readonly DependencyProperty HasFocusProperty =
DependencyProperty.RegisterAttached ("IsTextBoxFocused", typeof(bool), typeof(ExtAutoCompleteBox), new UIPropertyMetadata());
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protected override void OnKeyDown (KeyEventArgs e)
{
base.OnKeyDown (e);
if (e.Key == Key.Enter)
RaiseEnterKeyDownEvent (e);
}
private void RaiseEnterKeyDownEvent (KeyEventArgs e)
{
if (EnterKeyDown != null)
EnterKeyDown (this, e);
}
protected override void OnPopulating (PopulatingEventArgs e)
{
var candidates = new List<string>();
try
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{
string dirname = Path.GetDirectoryName (this.Text);
if (!string.IsNullOrEmpty (this.Text) && Directory.Exists (dirname))
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{
foreach (var dir in Directory.GetDirectories (dirname))
{
if (dir.StartsWith (dirname, StringComparison.CurrentCultureIgnoreCase))
candidates.Add (dir);
}
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}
this.ItemsSource = candidates;
}
catch
{
// ignore filesystem errors
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}
base.OnPopulating (e);
}
}
public class SortModeToBooleanConverter : IValueConverter
{
public object Convert (object value, Type targetType, object parameter, CultureInfo culture)
{
string actual_mode = value as string;
string check_mode = parameter as string;
if (string.IsNullOrEmpty (check_mode))
return string.IsNullOrEmpty (actual_mode);
return check_mode.Equals (actual_mode);
}
public object ConvertBack (object value, Type targetType, object parameter, CultureInfo culture)
{
throw new NotImplementedException();
}
}
public class BooleanToCollapsedVisibilityConverter : IValueConverter
{
#region IValueConverter Members
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
//reverse conversion (false=>Visible, true=>collapsed) on any given parameter
bool input = (null == parameter) ? (bool)value : !((bool)value);
return (input) ? Visibility.Visible : Visibility.Collapsed;
}
public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
throw new NotImplementedException();
}
#endregion
}
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public static class Commands
{
public static readonly RoutedCommand OpenItem = new RoutedCommand();
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public static readonly RoutedCommand OpenFile = new RoutedCommand();
public static readonly RoutedCommand OpenRecent = new RoutedCommand();
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public static readonly RoutedCommand ExtractItem = new RoutedCommand();
public static readonly RoutedCommand CreateArchive = new RoutedCommand();
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public static readonly RoutedCommand SortBy = new RoutedCommand();
public static readonly RoutedCommand Exit = new RoutedCommand();
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public static readonly RoutedCommand About = new RoutedCommand();
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public static readonly RoutedCommand GoBack = new RoutedCommand();
public static readonly RoutedCommand GoForward = new RoutedCommand();
public static readonly RoutedCommand DeleteItem = new RoutedCommand();
public static readonly RoutedCommand RenameItem = new RoutedCommand();
public static readonly RoutedCommand ExploreItem = new RoutedCommand();
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public static readonly RoutedCommand ConvertImage = new RoutedCommand();
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public static readonly RoutedCommand Refresh = new RoutedCommand();
public static readonly RoutedCommand Browse = new RoutedCommand();
public static readonly RoutedCommand FitWindow = new RoutedCommand();
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public static readonly RoutedCommand HideStatusBar = new RoutedCommand();
public static readonly RoutedCommand HideMenuBar = new RoutedCommand();
public static readonly RoutedCommand HideToolBar = new RoutedCommand();
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}
}