Exemplo n.º 1
0
        SaveGraphImageFile
        (
            NodeXLControl oNodeXLControl,
            String sWorkbookFilePath
        )
        {
            Debug.Assert(oNodeXLControl != null);
            Debug.Assert(!String.IsNullOrEmpty(sWorkbookFilePath));

            AutomatedGraphImageUserSettings oAutomatedGraphImageUserSettings =
                new AutomatedGraphImageUserSettings();

            Size oImageSizePx = oAutomatedGraphImageUserSettings.ImageSizePx;

            Bitmap oBitmapCopy = oNodeXLControl.CopyGraphToBitmap(
                oImageSizePx.Width, oImageSizePx.Height);

            ImageFormat eImageFormat =
                oAutomatedGraphImageUserSettings.ImageFormat;

            String sImageFilePath = Path.ChangeExtension(sWorkbookFilePath,
                                                         SaveableImageFormats.GetFileExtension(eImageFormat));

            try
            {
                oBitmapCopy.Save(sImageFilePath, eImageFormat);
            }
            catch (System.Runtime.InteropServices.ExternalException)
            {
                // When an image file already exists and is read-only, an
                // ExternalException is thrown.
                //
                // Note that this method is called from the
                // ThisWorkbook.GraphLaidOut event handler, so this exception can't
                // be handled by a TaskAutomator.AutomateThisWorkbook() exception
                // handler.

                FormUtil.ShowWarning(String.Format(
                                         "The image file \"{0}\" couldn't be saved.  Does a read-only"
                                         + " file with the same name already exist?"
                                         ,
                                         sImageFilePath
                                         ));
            }
            finally
            {
                oBitmapCopy.Dispose();
            }
        }
Exemplo n.º 2
0
        btnSaveGraphImageFile_Click
        (
            object sender,
            EventArgs e
        )
        {
            AssertValid();

            AutomatedGraphImageUserSettings oAutomatedGraphImageUserSettings =
                new AutomatedGraphImageUserSettings();

            AutomatedGraphImageUserSettingsDialog
                oAutomatedGraphImageUserSettingsDialog =
                new AutomatedGraphImageUserSettingsDialog(
                    oAutomatedGraphImageUserSettings);

            if (oAutomatedGraphImageUserSettingsDialog.ShowDialog() ==
                DialogResult.OK)
            {
                oAutomatedGraphImageUserSettings.Save();
            }
        }
        //*************************************************************************
        //  Constructor: AutomatedGraphImageUserSettingsDialog()
        //
        /// <summary>
        /// Initializes a new instance of the <see
        /// cref="AutomatedGraphImageUserSettingsDialog" /> class.
        /// </summary>
        ///
        /// <param name="automatedGraphImageUserSettingsUserSettings">
        /// The object being edited.
        /// </param>
        //*************************************************************************

        public AutomatedGraphImageUserSettingsDialog
        (
            AutomatedGraphImageUserSettings
            automatedGraphImageUserSettingsUserSettings
        )
        {
            Debug.Assert(automatedGraphImageUserSettingsUserSettings != null);
            automatedGraphImageUserSettingsUserSettings.AssertValid();

            m_oAutomatedGraphImageUserSettings =
                automatedGraphImageUserSettingsUserSettings;

            // Instantiate an object that saves and retrieves the position of this
            // dialog.  Note that the object automatically saves the settings when
            // the form closes.

            m_oAutomatedGraphImageUserSettingsDialogUserSettings =
                new AutomatedGraphImageUserSettingsDialogUserSettings(this);

            InitializeComponent();
            DoDataExchange(false);

            AssertValid();
        }