diff options
| author | sr55 <[email protected]> | 2012-09-30 14:18:23 +0000 |
|---|---|---|
| committer | sr55 <[email protected]> | 2012-09-30 14:18:23 +0000 |
| commit | ab78d646ad7feb94e534c50f9e6386ba87edd9cb (patch) | |
| tree | 73dd766b174a49465042284f8032f022e7e32fe2 /win/CS/HandBrakeWPF/Commands | |
| parent | 6b70a7fb55f7b21e3c153c92c5c9186d3b92e3ab (diff) | |
WinGui: Cancel Scan menu option now greyed out when not scan running.
git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@4998 b64f7644-9d1e-0410-96f1-a4d463321fa5
Diffstat (limited to 'win/CS/HandBrakeWPF/Commands')
| -rw-r--r-- | win/CS/HandBrakeWPF/Commands/CancelScanCommand.cs | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/win/CS/HandBrakeWPF/Commands/CancelScanCommand.cs b/win/CS/HandBrakeWPF/Commands/CancelScanCommand.cs new file mode 100644 index 000000000..617778b08 --- /dev/null +++ b/win/CS/HandBrakeWPF/Commands/CancelScanCommand.cs @@ -0,0 +1,105 @@ +// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="CancelScanCommand.cs" company="HandBrake Project (http://handbrake.fr)">
+// This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
+// </copyright>
+// <summary>
+// Command to cancel a scan that is in progress
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace HandBrakeWPF.Commands
+{
+ using System;
+ using System.Windows.Input;
+
+ using HandBrake.ApplicationServices.Services.Interfaces;
+
+ /// <summary>
+ /// Command to cancel a scan that is in progress
+ /// </summary>
+ public class CancelScanCommand : ICommand
+ {
+ /// <summary>
+ /// The scan service wrapper.
+ /// </summary>
+ private readonly IScanServiceWrapper scanServiceWrapper;
+
+ /// <summary>
+ /// Initializes a new instance of the <see cref="CancelScanCommand"/> class.
+ /// </summary>
+ /// <param name="ssw">
+ /// The scan service wrapper.
+ /// </param>
+ public CancelScanCommand(IScanServiceWrapper ssw)
+ {
+ this.scanServiceWrapper = ssw;
+ this.scanServiceWrapper.ScanStared += this.ScanServiceWrapperScanStared;
+ this.scanServiceWrapper.ScanCompleted += this.ScanServiceWrapperScanCompleted;
+ }
+
+ /// <summary>
+ /// The scan service Scan Completed Event Handler.
+ /// Fires CanExecuteChanged
+ /// </summary>
+ /// <param name="sender">
+ /// The sender.
+ /// </param>
+ /// <param name="e">
+ /// The ScanCompletedEventArgs.
+ /// </param>
+ private void ScanServiceWrapperScanCompleted(object sender, HandBrake.ApplicationServices.EventArgs.ScanCompletedEventArgs e)
+ {
+ Caliburn.Micro.Execute.OnUIThread(() => this.CanExecuteChanged(sender, EventArgs.Empty));
+ }
+
+ /// <summary>
+ /// The scan service scan started event handler.
+ /// Fires CanExecuteChanged
+ /// </summary>
+ /// <param name="sender">
+ /// The sender.
+ /// </param>
+ /// <param name="e">
+ /// The EventArgs.
+ /// </param>
+ private void ScanServiceWrapperScanStared(object sender, EventArgs e)
+ {
+ Caliburn.Micro.Execute.OnUIThread(() => this.CanExecuteChanged(sender, EventArgs.Empty));
+ }
+
+ #region Implementation of ICommand
+
+ /// <summary>
+ /// Defines the method to be called when the command is invoked.
+ /// </summary>
+ /// <param name="parameter">Data used by the command. If the command does not require data to be passed, this object can be set to null.</param>
+ public void Execute(object parameter)
+ {
+ this.scanServiceWrapper.Stop();
+ }
+
+ /// <summary>
+ /// Defines the method that determines whether the command can execute in its current state.
+ /// </summary>
+ /// <returns>
+ /// true if this command can be executed; otherwise, false.
+ /// </returns>
+ /// <param name="parameter">Data used by the command. If the command does not require data to be passed, this object can be set to null.</param>
+ public bool CanExecute(object parameter)
+ {
+ if (this.scanServiceWrapper != null)
+ {
+ return this.scanServiceWrapper.IsScanning;
+ }
+
+ return false;
+ }
+
+ /// <summary>
+ /// The can execute changed.
+ /// </summary>
+ public event EventHandler CanExecuteChanged;
+
+ #endregion
+ }
+}
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