public void ResetFormPosition(ref Preview preview)
{
//設定位移單位
int previewUpOffset = (int)UpDownOffsetUp.Value;
//在右側顯示
if (rightSideRadioButton.Checked)
{
//sourcePreview
if (preview.formName == sourcePreviewString)
{
preview.Location = new Point(this.Location.X + this.Size.Width, this.Location.Y - previewUpOffset);
}
//resultPreview
else
{
if (sourcePreviewCheckBox.Checked)
{
preview.Location = new Point(this.Location.X + this.Size.Width, this.Location.Y - previewUpOffset + sourcePreview.Size.Height);
}
else
{//取代source原本的位置
preview.Location = new Point(this.Location.X + this.Size.Width, this.Location.Y - previewUpOffset);
}
}
}
//在下方顯示
else
{
//sourcePreview
if (preview.formName == sourcePreviewString)
{
preview.Location = new Point(this.Location.X, this.Location.Y + this.Size.Height);
}
//resultPreview
else
{
if (sourcePreviewCheckBox.Checked)
{
preview.Location = new Point(this.Location.X + sourcePreview.Size.Width, this.Location.Y + this.Size.Height);
}
else
{//取代source原本的位置
preview.Location = new Point(this.Location.X, this.Location.Y + this.Size.Height);
}
}
}
}
//isImageLoading是用來預載圖片用的
public void ShowPreview(ref Preview preview, string formName, string htmlText, bool isImageLoading)
{
//加上網頁tag，須注意meta http-equiv必須有值，才能夠顯示影片及圖片
htmlText = "<html><meta http-equiv = 'X-UA-Compatible' content='IE = edge'/><body>" + htmlText + "</body></html>";
//如果當前不存在，就new出來
if (preview == null || preview.IsDisposed)
{
preview = new Preview(formName, this);
}
//依據不同的preview重設顯示位置
ResetFormPosition(ref preview);
//設定是否為圖片預載
preview.isImageLoading = isImageLoading;
//寫入Document並更新網頁
preview.WriteWebBrowserDocumentAndRefresh(htmlText);
//將視窗置頂
preview.Focus();
}