【教程】取消RibbonPageGroup文字+PageGroup居右显示

羽叶 · 发表于 2014-7-8 11:02:19

新增一个类，继承RibbonControl

[C#] 纯文本查看 复制代码

using System;
using System.Drawing;
using DevExpress.XtraBars.Ribbon;
using DevExpress.XtraBars.Ribbon.ViewInfo;
using DevExpress.Utils;
using System.ComponentModel;

namespace testSpace
{
    public class Mribbon : RibbonControl
    {
        public Mribbon() : base() { }
        protected override RibbonViewInfo CreateViewInfo() { return new MribbonViewInfo(this); }

        #region 属性
        private HorzAlignment _FormCaptionAlignment = HorzAlignment.Default;
        [CategoryAttribute("MribbonSettings"), Description("窗体标题对齐方式"), DefaultValue(typeof(HorzAlignment), "Default")]
        public HorzAlignment FormCaptionAlignment
        {
            get { return _FormCaptionAlignment; }
            set { _FormCaptionAlignment = value; LayoutChanged(); }
        }


        bool _ShowGroupCaption = true;
        [CategoryAttribute("MribbonSettings"), Description("是否显示Group标题"), DefaultValue(true)]
        public bool ShowGroupCaption
        {
            get { return _ShowGroupCaption; }
            set { if (_ShowGroupCaption != value) _ShowGroupCaption = value; }
        }
        #endregion
    }

    public class MribbonViewInfo : RibbonViewInfo
    {
        public MribbonViewInfo(RibbonControl ribbon) : base(ribbon) { }
        protected override RibbonCaptionViewInfo CreateCaptionInfo()
        {
            return new MribbonCaptionViewInfo(this);
        }
        protected override RibbonPanelViewInfo CreatePanelInfo()
        {
            return new MribbonPanelViewInfo(this);
        }
    }

    #region 设置窗体标题对其模式
    public class MribbonCaptionViewInfo : RibbonCaptionViewInfo
    {
        public MribbonCaptionViewInfo(RibbonViewInfo viewInfo)
            : base(viewInfo)
        {

        }
        public HorzAlignment FormCaptionAlignment
        {
            get { return (ViewInfo.Ribbon as Mribbon).FormCaptionAlignment; }
        }

        protected override Rectangle CalcTextBounds()
        {
            var centerTextBounds = base.CalcTextBounds();
            if (FormCaptionAlignment == HorzAlignment.Near)
            {
                centerTextBounds.Offset(ContentBounds.X - centerTextBounds.X, 0);
            }
            if (FormCaptionAlignment == HorzAlignment.Far)
            {
                centerTextBounds.Offset(ContentBounds.Right - centerTextBounds.Right, 0);
            }
            return centerTextBounds;
        }
    }
    #endregion


    public class MribbonPageGroupViewInfo : RibbonPageGroupViewInfo
    {
        public MribbonPageGroupViewInfo(RibbonViewInfo viewInfo, RibbonPageGroup group) : base(viewInfo, group) { }

        //设置Group右对齐
        public override void CalcViewInfo(Rectangle bounds)
        {
            if (object.Equals(PageGroup.Tag, "AlignRight"))
            {
                int offset = ViewInfo.Bounds.Right - bounds.Right;
                if (offset > 5)
                    bounds.Offset(offset, 0);
            }
            base.CalcViewInfo(bounds);
        }

        //是否显示群组标题
        protected override DevExpress.Utils.Drawing.GroupObjectInfoArgs SetupDrawArgs()
        {
            DevExpress.Utils.Drawing.GroupObjectInfoArgs args = base.SetupDrawArgs();
            args.ShowCaption = (base.Ribbon as Mribbon).ShowGroupCaption;
            return args;
        }
    }
    public class MribbonPanelViewInfo : RibbonPanelViewInfo
    {
        public MribbonPanelViewInfo(RibbonViewInfo viewInfo) : base(viewInfo) { }
        protected override RibbonPageGroupViewInfo CreateGroupViewInfo(RibbonPageGroup group)
        {
            return new MribbonPageGroupViewInfo(ViewInfo, group);
        }
    }

}