void refreshBtn()
{
if (m_isEdit)
{
btnAddImage.Text = "保存";
exitEditBtn.Visible = true;
}
else
{
btnAddImage.Text = "添加";
exitEditBtn.Visible = false;
m_selectImage = null;
this.descriptionTxt.Text = "";
this.imagePicUrlTxt.Text = "";
this.ext1Txt.Text = "";
this.ext2Txt.Text = "";
this.ext3Txt.Text = "";
}
}
private void btnAddImage_Click(object sender, EventArgs e)
{
if (m_isEdit)
{
if (m_selectImage == null)
return;
}
string url = MShareDataManager.gInstance.mServerUrl + "AddImage";
url += "?isEdit=" + m_isEdit;
Encoding myEncoding = Encoding.GetEncoding("utf-8");
HttpWebRequest myRequest =
(HttpWebRequest)WebRequest.Create(url);
string postData = string.Empty;
if (m_isEdit)
postData += "&id=" + idTxt.Text.Trim();
postData += "&description=" + Util.encode(descriptionTxt.Text.Trim());
postData += "&imageUrl=" + imagePicUrlTxt.Text.Trim();
postData += "&isNativePage=" + isNativePageChe.Checked;
postData += "&redirectUrl=" + redirectUrlTxt.Text.Trim();
postData += "&ext1=" + ext1Txt.Text.Trim();
postData += "&ext2=" + ext2Txt.Text.Trim();
postData += "&ext3=" + ext3Txt.Text.Trim();
postData += "&width=" + widthTxt.Text.Trim();
postData += "&height=" + heightTxt.Text.Trim();
postData += "&categoryId=" +MShareDataManager.gInstance.mCategoryID;
byte[] data = myEncoding.GetBytes(postData);
myRequest.Method = "POST";
myRequest.ContentType = "application/x-www-form-urlencoded";
myRequest.ContentLength = data.Length;
Stream newStream = myRequest.GetRequestStream();
// Send the data.
newStream.Write(data, 0, data.Length);
newStream.Close();
WebResponse response = myRequest.GetResponse();
Stream stream = response.GetResponseStream();
StreamReader readStream = new StreamReader(stream);
char[] readByte = new char[response.ContentLength];
readStream.Read(readByte, 0, (int)response.ContentLength);
String result = new String(readByte);
newStream.Close();
stream.Close();
switch (Convert.ToInt32(result))
{
case 1:
requestImageList();
break;
case 2:
MessageBox.Show("图片已经存在，无需添加");
break;
case 3:
MessageBox.Show("未知错误");
break;
}
if (imageList != null && imageList.Count > 0)
m_selectImage =imageList[0];
}
private void newsGridView_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
string columnName = imageGridView.Columns[e.ColumnIndex].Name;
MImage image = imageList[e.RowIndex];
m_selectImage = image;
if (m_selectImage == null)
return;
if (columnName == "detail")
{
this.idTxt.Text = image.mID.ToString();
this.descriptionTxt.Text = image.mDescription;
this.imagePicUrlTxt.Text = image.mImageUrl;
this.ext2Txt.Text = image.mExt2;
this.ext3Txt.Text = image.mExt3;
this.ext1Txt.Text = image.mExt1;
this.widthTxt.Text = image.mWidth.ToString();
this.heightTxt.Text = image.mHeight.ToString();
this.isNativePageChe.Checked = image.mIsNativePage;
this.redirectUrlTxt.Text = image.mRedirectUrl;
Image img = downloadImg(image.mImageUrl);
if (img != null)
{
int width = img.Width;
int height = img.Height;
double rate = (double)height / (double)width;
this.imgPic.Width = 120;
this.imgPic.SizeMode = PictureBoxSizeMode.Zoom;
this.imgPic.Height = Convert.ToInt32(120 * rate);
this.imgPic.Image = img;
}
m_isEdit = true;
refreshBtn();
}
else if (columnName == "delete")
{
HttpWebRequest myRequest =
(HttpWebRequest)WebRequest.Create(MShareDataManager.gInstance.mServerUrl + "DeleteImage?id=" + image.mID);
myRequest.Method = "GET";
myRequest.ContentType = "application/x-www-form-urlencoded";
WebResponse response = myRequest.GetResponse();
Stream stream = response.GetResponseStream();
StreamReader readStream = new StreamReader(stream);
char[] readByte = new char[response.ContentLength];
readStream.Read(readByte, 0, (int)response.ContentLength);
String result = new String(readByte);
response.Close();
stream.Close();
if (Convert.ToBoolean(result))
{
requestImageList();
}
}
}