本文整理汇总了C#中System.Windows.Forms.TextBox.Dispose方法的典型用法代码示例。如果您正苦于以下问题：C# TextBox.Dispose方法的具体用法？C# TextBox.Dispose怎么用？C# TextBox.Dispose使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Windows.Forms.TextBox的用法示例。
在下文中一共展示了TextBox.Dispose方法的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: createLongTwitImage
public static Image createLongTwitImage(TextBox tbWeibo)
{
//获取图片长度
Graphics g = Graphics.FromHwnd(tbWeibo.Handle);
int tmptbHeight;
try
{
tmptbHeight = (int)g.MeasureString(tbWeibo.Text + "\r\n\r\n\t\t\tBy #SinaWeiboClient#", tbWeibo.Font, 440).Height;
}
catch
{
return null;
}
finally
{
g.Dispose();
}
//生成文本框
TextBox tmptb = new TextBox();
tmptb.Multiline = true;
tmptb.Width = 440;
tmptb.Height = tmptbHeight;
tmptb.Text = tbWeibo.Text + "\r\n\r\n\t\t\tBy #SinaWeiboClient#";
tmptb.BackColor = Color.White;
tmptb.BorderStyle = BorderStyle.None;
//转化为图片
Bitmap bmp = new Bitmap(tmptb.Width, tmptb.Height);
Rectangle rect = new Rectangle(new Point(0, 0), tmptb.Size);
tmptb.DrawToBitmap(bmp, rect);
tmptb.Dispose();
//MeasureString方法不甚精准,消除底部空白
int lines = 0, pixels = 0, white = Color.White.ToArgb();
for (int i = bmp.Height; i > 0; i--, pixels = 0)
{
for (int j = 0; j < bmp.Width; j++)
{
if (bmp.GetPixel(j, i).ToArgb() == white)
pixels++;
else
pixels = 0;
}
if (pixels == bmp.Width)
lines++;
else
break;
}
return lines > 0 ? bmp.Clone(new Rectangle(0, 0, bmp.Width, bmp.Height - lines), System.Drawing.Imaging.PixelFormat.Format24bppRgb) : bmp;
}示例2: GetName
//===========================================================================
//
// Functions
//
//===========================================================================
//
// GetName(string text, string oldName)
// Opens the get name form, allowing the user to input a name
//
private string GetName(string text, string oldName)
{
//Construct the form
string name = null;
Form nameForm = new Form() { FormBorderStyle = FormBorderStyle.FixedSingle, MinimizeBox = false, MaximizeBox = false };
nameForm.StartPosition = FormStartPosition.CenterParent;
nameForm.Width = 200;
nameForm.Height = 110;
nameForm.Text = "NSS Keylogger";
nameForm.Icon = Properties.Resources.nsskeylogger;
nameForm.BackColor = Color.Black;
Label lblName = new Label()
{
Width = 190,
Height = 20,
Location = new Point(5, 2),
Text = text,
ForeColor = Color.White
};
TextBox tbName = new TextBox()
{
Width = 185,
Height = 20,
Location = new Point(5, 23),
Text = oldName
};
Button btnOK = new Button()
{
Width = 92,
Height = 25,
Location = new Point(5, 48),
ImageAlign = ContentAlignment.MiddleCenter,
TextAlign = ContentAlignment.MiddleCenter,
Text = "OK",
BackColor = SystemColors.ButtonFace,
UseVisualStyleBackColor = true
};
btnOK.Click += (btnOKSender, btnOKe) =>
{
name = tbName.Text; //save the name
nameForm.Close(); //close the form
};
Button btnCancel = new Button()
{
Width = 92,
Height = 25,
Location = new Point(98, 48),
ImageAlign = ContentAlignment.MiddleCenter,
TextAlign = ContentAlignment.MiddleCenter,
Text = "Cancel",
BackColor = SystemColors.ButtonFace,
UseVisualStyleBackColor = true
};
btnCancel.Click += (btnCancelSender, btnCancele) =>
{
nameForm.Close(); //close the form without saving
};
//Build the form and show it
nameForm.AcceptButton = btnOK;
nameForm.CancelButton = btnCancel;
nameForm.Controls.Add(lblName);
nameForm.Controls.Add(tbName);
nameForm.Controls.Add(btnOK);
nameForm.Controls.Add(btnCancel);
nameForm.ShowDialog();
//Dispose the form's elements
btnCancel.Dispose();
btnOK.Dispose();
tbName.Dispose();
lblName.Dispose();
nameForm.Dispose();
return name;
}示例3: OnKeyPress
public void OnKeyPress(object sender, KeyPressEventArgs e)
{
string hexChars = "0123456789ABCDEF";
if (textBoxString1.ContainsFocus | textBoxString2.ContainsFocus
| textBoxString3.ContainsFocus |textBoxString4.ContainsFocus)
{ // ignore typing in textboxes
return;
}
// check for copy/cut
if ((e.KeyChar == 3) || (e.KeyChar == 24))
{
textBoxDisplay.Copy();
return;
}
if (radioButtonDisconnect.Checked)
{ // don't do anything else if not connected
return;
}
textBoxDisplay.Focus();
if (radioButtonHex.Checked)
{ // hex mode
string charTyped = e.KeyChar.ToString(); // get typed char
charTyped = charTyped.ToUpper();
if (charTyped.IndexOfAny(hexChars.ToCharArray()) == 0)
{ // valid Hex character
if (labelTypeHex.Visible)
{ // first nibble already typed - send byte
string dataString = labelTypeHex.Text.Substring(11,1) + charTyped;
labelTypeHex.Text = "Type Hex : ";
labelTypeHex.Visible = false;
byte[] hexByte = new byte[1];
hexByte[0] = (byte)Utilities.Convert_Value_To_Int("0x" + dataString);
dataString = "TX: " + dataString + "\r\n";
textBoxDisplay.AppendText(dataString);
textBoxDisplay.SelectionStart = textBoxDisplay.Text.Length;
textBoxDisplay.ScrollToCaret();
if (logFile != null)
{
logFile.Write(dataString);
}
Pk2.DataDownload(hexByte, 0, hexByte.Length);
}
else
{ // show first nibble
labelTypeHex.Text = "Type Hex : " + charTyped + "_";
labelTypeHex.Visible = true;
}
}
else
{ // other char - clear typed hex
labelTypeHex.Text = "Type Hex : ";
labelTypeHex.Visible = false;
}
}
else
{ // ASCII mode
// check for paste
if (e.KeyChar == 22)
{
textBoxDisplay.SelectionStart = textBoxDisplay.Text.Length; //cursor at end
TextBox tempBox = new TextBox();
tempBox.Multiline = true;
tempBox.Paste();
do
{
int pasteLength = tempBox.Text.Length;
if (pasteLength > 60)
{
pasteLength = 60;
}
sendString(tempBox.Text.Substring(0, pasteLength), false);
tempBox.Text = tempBox.Text.Substring(pasteLength);
// wait according to the baud rate so we don't overflow the download buffer
float baud = float.Parse((comboBoxBaud.SelectedItem.ToString()));
baud = (1F / baud) * 12F * (float)pasteLength; // to ensure we don't overflow, give each byte 12 bits
baud *= 1000F; // baud is now in ms.
Thread.Sleep((int)baud);
} while (tempBox.Text.Length > 0);
tempBox.Dispose();
return;
}
string charTyped = e.KeyChar.ToString();
if (charTyped == "\r")
{
charTyped = "\r\n";
}
sendString(charTyped, false);
}
}示例4: GetControls
private List<Control> GetControls(GUIDField field, Size canvasSize)
{
TextBox textBox = new TextBox();
MaskedTextBox maskedTextBox = new MaskedTextBox();
if (field is IPatternable && !(string.IsNullOrEmpty(((IPatternable)field).Pattern)))
{
textBox.Dispose();
maskedTextBox.HidePromptOnLeave = true;
maskedTextBox.Text = string.Empty;
maskedTextBox.BorderStyle = borderStyle;
//maskedTextBox.MaskInputRejected += new MaskInputRejectedEventHandler(maskedTextBox_MaskInputRejected);
maskedTextBox.Mask = AppData.Instance.DataPatternsDataTable.GetMaskByPattern(((IPatternable)field).Pattern);
SetControlProperties(maskedTextBox, field, canvasSize);
Label maskedPrompt = GetPrompt(maskedTextBox, field, canvasSize);
List<Control> maskedControls = new List<Control>();
maskedControls.Add(maskedPrompt);
maskedControls.Add(maskedTextBox);
if (!fieldControls.ContainsKey(field))
{
fieldControls.Add(field, maskedControls);
}
else
{
fieldControls.Remove(field);
fieldControls.Add(field, maskedControls);
}
return maskedControls;
}
else
{
maskedTextBox.Dispose();
if (field is GUIDField)
{
if (field.CurrentRecordValueString.Equals(string.Empty))
{
//textBox.Text = field.NewGuid().ToString();
}
else
{
textBox.Text = field.CurrentRecordValueString.Replace(StringLiterals.CURLY_BRACE_LEFT,string.Empty).Replace(StringLiterals.CURLY_BRACE_RIGHT, string.Empty);
}
textBox.ReadOnly = ((GUIDField)field).IsReadOnly;
textBox.MaxLength = ((GUIDField)field).MaxLength;
}
SetControlProperties(textBox, field, canvasSize);
textBox.ReadOnly = true;
textBox.BorderStyle = borderStyle;
Label prompt = GetPrompt(textBox, field, canvasSize);
List<Control> controls = new List<Control>();
controls.Add(prompt);
controls.Add(textBox);
if (!fieldControls.ContainsKey(field))
{
fieldControls.Add(field, controls);
}
else
{
fieldControls.Remove(field);
fieldControls.Add(field, controls);
}
return controls;
}
}示例5: HandleLabelEditClick
private void HandleLabelEditClick(DynamicList list)
{
if (this.allowLabelEdit)
{
TextBox txt = new TextBox();
txt.Text = this.Text;
this.AssignControlUntilFocusChange(txt);
if (this.BeginLabelEdit != null)
{
this.BeginLabelEdit(this, new DynamicListEventArgs(list));
}
bool escape = false;
txt.KeyDown += delegate (object sender2, KeyEventArgs e2) {
if ((e2.KeyData == Keys.Return) || (e2.KeyData == Keys.Escape))
{
e2.Handled = true;
if (e2.KeyData == Keys.Escape)
{
if (this.CanceledLabelEdit != null)
{
this.CanceledLabelEdit(this, new DynamicListEventArgs(list));
}
escape = true;
}
this.Control = null;
txt.Dispose();
}
};
txt.LostFocus += delegate {
if (!escape)
{
this.Text = txt.Text;
if (this.FinishLabelEdit != null)
{
this.FinishLabelEdit(this, new DynamicListEventArgs(list));
}
}
};
}
}示例6:
private void cancelbutton_click
(object sender, EventArgs e, WebClient client,PictureBox cancelbutton,
ProgressBar progressbar,string filename,TextBox episode = null)
{
const string message = "确定取消下载么？";
const string caption = "取消下载";
if (cancelbutton.Name.StartsWith("batch"))
{
client.CancelAsync();
client.Dispose(); //without it, deleting file would fail.
batchpanel.Controls.Remove(episode);
batchpanel.Controls.Remove(cancelbutton);
batchpanel.Controls.Remove(progressbar);
cancelbutton.Dispose();
progressbar.Dispose();
episode.Dispose();
File.Delete(filename);
}
else
{
var result = System.Windows.Forms.MessageBox.Show(message, caption, MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
client.CancelAsync();
client.Dispose();
infopanel.Controls.Remove(cancelbutton);
infopanel.Controls.Remove(progressbar);
cancelbutton.Dispose();
progressbar.Dispose();
File.Delete(filename);
}
}
}示例7: checkDuplicateName
private void checkDuplicateName(TextBox txtName)
{
Regex testName = new Regex("^[A-z][0-9A-z]*$");
if (!testName.Match(txtName.Text).Success)
{
DevExpress.XtraEditors.XtraMessageBox.Show("Please enter valid name for this object\nThe name must be alphanumeric", "Warning");
txtName.Focus();
txtName.SelectAll();
return;
}
bool isDuplicate = false;
foreach (Control c in parentPanel.Controls)
{
//Kiểm tra tên đối với những Notation cùng loại
if (c.GetType().Name == namingShape.GetType().Name && c != namingShape)
if (((ShapeBase)c).sName.ToLower() == txtName.Text.ToLower())
{
isDuplicate = true;
break;
}
}
if (!isDuplicate)
{
//nếu nó là attribute (viết tạm ở đây)
if (this is AttributeShape)
{
AttributeShape att = this as AttributeShape;
if (att.attributeChilds.Count == 0)
{
att.dataType = ucDataDescription.cboDataType.SelectedItem.ToString();
if (ucDataDescription.txtLength.Text != "")
{
try
{
int length = int.Parse(ucDataDescription.txtLength.Text);
//if ((att.dataType == "nvarchar" || att.dataType == "nchar") && (length < 1 || length > 4000))
//{
// DevExpress.XtraEditors.XtraMessageBox.Show("Please enter Length between 1 and 4000.", "Warning");
// return;
//}
//if (length < 1 || length > 8000)
//{
// DevExpress.XtraEditors.XtraMessageBox.Show("Please enter Length between 1 and 8000.", "Warning");
// return;
//}
if (length < 1)
{
DevExpress.XtraEditors.XtraMessageBox.Show("Please enter Length greater than 0", "Warning");
return;
}
att.dataLength = length;
}
catch
{
DevExpress.XtraEditors.XtraMessageBox.Show("Please enter Length as positive number.", "Warning");
return;
}
}
else
att.dataLength = 0;
att.allowNull = ucDataDescription.chkNull.Checked;
att.description = ucDataDescription.txtDescription.Text;
ucDataDescription.Dispose();
}
}
this.sName = txtName.Text;
//auto size to bound name
Graphics g = CreateGraphics();
SizeF nameSize = g.MeasureString(sName, ThongSo.JFont);
if (nameSize.Width + 30 > ThongSo.ShapeW)
this.Width = (int)nameSize.Width + 30;
txtName.Dispose();
parentPanel.isNaming = false;
parentPanel.Refresh();
this.Invalidate();
}
else
{
DevExpress.XtraEditors.XtraMessageBox.Show("Object " + txtName.Text + " already exist", "Warning");
txtName.Focus();
txtName.SelectAll();
}
}示例8: RefreshAll_TriggersRetrieveHotSpotEventForAllEnabled
public void RefreshAll_TriggersRetrieveHotSpotEventForAllEnabled()
{
TextBox textBox1 = new TextBox();
TextBox textBox2 = new TextBox();
TextBox textBox3 = new TextBox();
TextBox textBox4 = new TextBox();
_hotSpotProvider.SetEnableHotSpots(textBox1, true);
_hotSpotProvider.SetEnableHotSpots(textBox2, false);
_hotSpotProvider.SetEnableHotSpots(textBox3, false);
_hotSpotProvider.SetEnableHotSpots(textBox4, true);
bool retrieveHotSpots1Called = false;
bool retrieveHotSpots2Called = false;
bool retrieveHotSpots3Called = false;
bool retrieveHotSpots4Called = false;
_hotSpotProvider.RetrieveHotSpots +=
delegate(object sender, RetrieveHotSpotsEventArgs e)
{
if (e.Control == textBox1)
{
retrieveHotSpots1Called = true;
return;
}
if (e.Control == textBox2)
{
retrieveHotSpots2Called = true;
return;
}
if (e.Control == textBox3)
{
retrieveHotSpots3Called = true;
return;
}
if (e.Control == textBox4)
{
retrieveHotSpots4Called = true;
return;
}
throw new InvalidOperationException();
};
// reset since installing the handler causes it to fire.
retrieveHotSpots1Called = false;
retrieveHotSpots2Called = false;
retrieveHotSpots3Called = false;
retrieveHotSpots4Called = false;
// force hotSpotProvider to retrieve HotSpots
_hotSpotProvider.RefreshAll();
Assert.IsTrue(retrieveHotSpots1Called);
Assert.IsFalse(retrieveHotSpots2Called);
Assert.IsFalse(retrieveHotSpots3Called);
Assert.IsTrue(retrieveHotSpots4Called);
textBox1.Dispose();
textBox2.Dispose();
textBox3.Dispose();
textBox4.Dispose();
}示例9: HandleLabelEditClick
void HandleLabelEditClick(DynamicList list)
{
if (!allowLabelEdit)
return;
TextBox txt = new TextBox();
txt.Text = this.Text;
AssignControlUntilFocusChange(txt);
if (BeginLabelEdit != null)
BeginLabelEdit(this, new DynamicListEventArgs(list));
bool escape = false;
txt.KeyDown += delegate(object sender2, KeyEventArgs e2) {
if (e2.KeyData == Keys.Enter || e2.KeyData == Keys.Escape) {
e2.Handled = true;
if (e2.KeyData == Keys.Escape) {
if (CanceledLabelEdit != null)
CanceledLabelEdit(this, new DynamicListEventArgs(list));
escape = true;
}
this.Control = null;
txt.Dispose();
}
};
txt.LostFocus += delegate {
if (!escape) {
this.Text = txt.Text;
if (FinishLabelEdit != null)
FinishLabelEdit(this, new DynamicListEventArgs(list));
}
};
}示例10: OnParentChanged
/// ------------------------------------------------------------------------------------
/// <summary>
/// Determine whether or not this control has been placed on a toolstrip control.
/// </summary>
/// ------------------------------------------------------------------------------------
protected override void OnParentChanged(EventArgs e)
{
base.OnParentChanged(e);
Control parent = Parent;
// Determine whether or not the control is hosted on a toolstrip.
while (parent != null)
{
if (parent is ToolStrip)
{
m_fParentIsToolstrip = true;
DockPadding.All = 1;
btnScrPsgDropDown.Width = kButtonWidthOnToolstrip;
MouseEnter += txtScrRef_MouseEnter;
MouseLeave += txtScrRef_MouseLeave;
SizeChanged += HandleSizeChanged;
return;
}
parent = parent.Parent;
}
m_fParentIsToolstrip = false;
TextBox txtTmp = new TextBox();
txtScrRef.Font = txtTmp.Font.Clone() as Font;
txtTmp.Dispose();
DockPadding.All = (Application.RenderWithVisualStyles ?
SystemInformation.BorderSize.Width : SystemInformation.Border3DSize.Width);
btnScrPsgDropDown.Dock = DockStyle.Right;
}