C# InstalledFontCollection.Dispose方法代码示例

		public void Dispose_Family ()
		{
			InstalledFontCollection ifc = new InstalledFontCollection ();
			int count = ifc.Families.Length;
			ifc.Dispose ();
			Assert.AreEqual (count, ifc.Families.Length, "Families");
			// there is *no* exception here
		}

		private bool m_fNewRendering = false;	// the writing system rendering has changed.
		#endregion

		#region Constructor/destructor
		/// ------------------------------------------------------------------------------------
		/// <summary>
		/// Initializes a new instance of the <see cref="T:DefaultFontsControl"/> class.
		/// </summary>
		/// ------------------------------------------------------------------------------------
		public DefaultFontsControl()
		{
			// This call is required by the Windows.Forms Form Designer.
			InitializeComponent();

			// Fill in the font selection combo boxes.
			InstalledFontCollection installedFontCollection = new InstalledFontCollection();
			FontFamily[] fontFamilies = installedFontCollection.Families;
			int count = fontFamilies.Length;
			for (int i = 0; i < count; ++i)
			{
				// The .NET framework is unforgiving of using a font that doesn't support the
				// "regular"  style.  So we won't allow the user to even see them...
				if (fontFamilies[i].IsStyleAvailable(FontStyle.Regular))
				{
					string familyName = fontFamilies[i].Name;
					cbDefaultNormalFont.Items.Add(familyName);
					cbDefaultHeadingFont.Items.Add(familyName);
					cbDefaultPubFont.Items.Add(familyName);
					fontFamilies[i].Dispose();
				}
			}
			installedFontCollection.Dispose();

			// Add our event handlers.
			cbDefaultNormalFont.SelectedIndexChanged +=
				new EventHandler(cbDefaultNormalFont_SelectedIndexChanged);
			m_defaultFontFeaturesBtn.FontFeatureSelected +=
				new EventHandler(m_defaultFontFeatures_FontFeatureSelected);
			cbDefaultHeadingFont.SelectedIndexChanged +=
				new EventHandler(cbDefaultHeadingFont_SelectedIndexChanged);
			m_headingFontFeaturesBtn.FontFeatureSelected +=
				new EventHandler(m_headingFontFeatures_FontFeatureSelected);
			cbDefaultPubFont.SelectedIndexChanged +=
				new EventHandler(cbDefaultPubFont_SelectedIndexChanged);
			m_pubFontFeaturesBtn.FontFeatureSelected +=
				new EventHandler(m_bodyFontFeaturesBtn_FontFeatureSelected);
		}

        private void loadFonts()
        {
            //获取系统已经安装的字体
            InstalledFontCollection MyFont = new InstalledFontCollection();
            FontFamily[] MyFontFamilies = MyFont.Families;
            int Count = MyFontFamilies.Length;
            for (int i = 0; i < Count; i++)
            {
                string FontName = MyFontFamilies[i].Name;
                comboBoxFontName.Items.Add(FontName);
            }

            //并设置Arial为默认字体

            comboBoxFontName.Text = "Arial";
            MyFont.Dispose();
        }

		/// <summary>
		/// Fill the combobox list which gives the possible fonts for displaying the numbers
		/// of a numbered recursive sequence.
		/// </summary>
		private void FillNumberFontComboList()
		{
			m_cbNumberFont.Items.Add(xWorksStrings.ksUnspecified);
			InstalledFontCollection installedFontCollection = new InstalledFontCollection();
			FontFamily[] fontFamilies = installedFontCollection.Families;
			int count = fontFamilies.Length;
			for (int i = 0; i < count; ++i)
			{
				// The .NET framework is unforgiving of using a font that doesn't support the
				// "regular"  style.  So we won't allow the user to even see them...
				if (fontFamilies[i].IsStyleAvailable(FontStyle.Regular))
				{
					string familyName = fontFamilies[i].Name;
					m_cbNumberFont.Items.Add(familyName);
					fontFamilies[i].Dispose();
				}
			}
			installedFontCollection.Dispose();
		}

        public bool IsFontInstalled()
        {
            InstalledFontCollection fontCollection = new InstalledFontCollection();

            // Add three font files to the private collection.
            for (int i = 0; i < fontCollection.Families.Length; i++)
            {
                if (fontCollection.Families[i].Name.Equals(this.NameForIphone))
                {
                    fontCollection.Dispose();
                    return true;
                }

            }

            fontCollection.Dispose();
            return false;
        }