void ChatBox_DoubleClick(object sender, EventArgs arg)
{
try
{
if (!this.popoutImageWhenDoubleClick)
{
return;
}
MouseEventArgs e = arg as MouseEventArgs;
if (e == null)
{
return;
}
GifBox box = this.HitTest(e.Location, true);
if (box == null)
{
return;
}
ImageForm form = new ImageForm(box.Image);
form.Show();
}
catch (Exception ee)
{
MessageBox.Show(ee.Message);
}
}
void ChatBox_SizeChanged(object sender, EventArgs e)
{
if (this.RichEditOle == null)
{
return;
}
List <REOBJECT> list = this.RichEditOle.GetAllREOBJECT();
for (int i = 0; i < list.Count; i++)
{
GifBox box = (GifBox)Marshal.GetObjectForIUnknown(list[i].poleobj);
box.Size = this.ComputeGifBoxSize(box.Image.Size);
}
}
/// <summary>
/// 在position位置处，插入图片。
/// </summary>
/// <param name="image">要插入的图片</param>
/// <param name="position">插入的位置</param>
public void InsertImage(Image image, int position)
{
try
{
GifBox gif = new GifBox();
gif.Cursor = Cursors.Hand;
gif.BackColor = base.BackColor;
gif.Size = this.ComputeGifBoxSize(image.Size);
gif.Image = image;
this.RichEditOle.InsertControl(gif, position, 10000);
}
catch (Exception ee)
{
MessageBox.Show(ee.Message);
}
}
/// <summary>
/// 在position位置处，插入系统内置表情。
/// </summary>
/// <param name="position">插入的位置</param>
/// <param name="emotionID">表情图片在内置列表中的index</param>
public void InsertDefaultEmotion(uint emotionID, int position)
{
try
{
Image image = this.defaultEmotionDictionary[emotionID];
GifBox gif = new GifBox();
gif.Cursor = Cursors.Hand;
gif.BackColor = base.BackColor;
gif.Size = this.ComputeGifBoxSize(image.Size);
gif.Image = image;
this.RichEditOle.InsertControl(gif, position, emotionID);
}
catch (Exception ee)
{
MessageBox.Show(ee.Message);
}
}
public new void Clear()
{
try
{
List <REOBJECT> list = this.RichEditOle.GetAllREOBJECT();
for (int i = 0; i < list.Count; i++)
{
if (list[i].dwUser == 10000)
{
GifBox box = (GifBox)Marshal.GetObjectForIUnknown(list[i].poleobj);
box.Dispose();
}
}
base.Clear();
}
catch (Exception ee)
{
MessageBox.Show(ee.Message);
}
}
private GifBox HitTest(Point pt, bool selectTarget)
{
int index = this.GetCharIndexFromPosition(pt);
Point origin = this.GetPositionFromCharIndex(index);
GifBox box = null;
bool backOne = false;
List <REOBJECT> list = this.RichEditOle.GetAllREOBJECT();
for (int i = 0; i < list.Count; i++)
{
if (list[i].posistion == index || list[i].posistion + 1 == index)
{
box = (GifBox)Marshal.GetObjectForIUnknown(list[i].poleobj);
if (list[i].posistion + 1 == index)
{
origin = new Point(origin.X - box.Width, origin.Y);
backOne = true;
}
break;
}
}
if (box == null)
{
return(null);
}
Rectangle rect = new Rectangle(origin.X, origin.Y, box.Width, box.Height);
if (!rect.Contains(pt))
{
return(null);
}
if (selectTarget)
{
this.Select(backOne ? index - 1 : index, 1);
}
return(box);
}
/// <summary>
/// 获取Box中的所有内容。
/// </summary>
/// <param name="containsForeignObject">内容中是否包含不是由IImagePathGetter管理的图片对象</param>
/// <returns>key为位置，val为图片的ID</returns>
public ChatBoxContent GetContent()
{
ChatBoxContent content = new ChatBoxContent(this.Text, this.Font, this.ForeColor);
List <REOBJECT> list = this.RichEditOle.GetAllREOBJECT();
for (int i = 0; i < list.Count; i++)
{
uint pos = (uint)list[i].posistion;
content.PicturePositions.Add(pos);
if (list[i].dwUser != 10000)
{
content.AddEmotion(pos, list[i].dwUser);
}
else
{
GifBox box = (GifBox)Marshal.GetObjectForIUnknown(list[i].poleobj);
content.AddForeignImage(pos, box.Image);
}
}
return(content);
}
void ChatBox_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button != System.Windows.Forms.MouseButtons.Right)
{
return;
}
if (this.contextMenuMode == ChatBoxContextMenuMode.None)
{
this.ContextMenuStrip = null;
return;
}
if (this.contextMenuMode == ChatBoxContextMenuMode.ForInput)
{
this.toolStripMenuItem9.Visible = !string.IsNullOrEmpty(this.SelectedText);
this.ContextMenuStrip = this.contextMenuStrip1;
return;
}
GifBox box = this.HitTest(e.Location, true);
if (box == null)
{
if (!string.IsNullOrEmpty(this.SelectedText))
{
this.imageOnRightClick = null;
this.ContextMenuStrip = this.contextMenuStrip4;
return;
}
this.imageOnRightClick = null;
this.ContextMenuStrip = this.contextMenuStrip3;
return;
}
this.imageOnRightClick = box.Image;
this.ContextMenuStrip = this.contextMenuStrip2;
}