C# ToolTip.RemoveAll方法代码示例

 private void button1_MouseHover(object sender, EventArgs e)
 {
     ToolTip tt = new ToolTip();
     if (this.project.is_bid_added)
     { tt.SetToolTip(this.button1, "¬ы уже добавили ставку к этому проекту"); }
     else { tt.RemoveAll(); }
 }

		public void RemoveToolTipTest ()
		{
			ToolTip myToolTip = new ToolTip ();
			Button myButton = new Button ();
			myToolTip.ShowAlways = true;
			myToolTip.SetToolTip (myButton, "My Button");
			myToolTip.RemoveAll ();
			Assert.AreEqual ("", myToolTip.GetToolTip (myButton), "#Mtd2");
		}

//.........这里部分代码省略.........
            toolTipVia.SetToolTip(viaButton, "Drag icon to map to add a through location");
            this.Controls.Add(viaButton);

            endButton.Location = new Point(55, 63);
            endButton.Size = new Size(40, 32);
            //endButton.Click += (object o, EventArgs ea) => { map.BMode = ButtonMode.To;};
            endButton.BackgroundImage = (Bitmap)resourcemanager.GetObject("end");
            endButton.FlatStyle = FlatStyle.Flat;
            endButton.FlatAppearance.BorderColor = backColor;
            endButton.FlatAppearance.MouseOverBackColor = backColor;
            endButton.FlatAppearance.MouseDownBackColor = backColor;
            toolTipEnd.SetToolTip(endButton, "Drag icon to map to set your end location");
            this.Controls.Add(endButton);

            checkLabel.Location = new Point(309, 8);
            checkLabel.Text = "Enable/Disable";
            checkLabel.Font = new Font("Microsoft Sans Serif", 10);
            checkLabel.Size = new Size(130, 20);
            this.Controls.Add(checkLabel);

            bikeCheck.Location = new Point(309, 29);
            bikeCheck.Size = new Size(34, 34);
            bikeCheck.Appearance = Appearance.Button;
            bikeCheck.BackgroundImage = (Bitmap)resourcemanager.GetObject("bike_check");
            bikeCheck.FlatStyle = FlatStyle.Flat;
            bikeCheck.FlatAppearance.CheckedBackColor = Color.FromArgb(224, 224, 224);
            bikeCheck.Checked = true;
            bikeCheck.FlatAppearance.CheckedBackColor = Color.LightGreen;
            bikeCheck.BackColor = Color.Red;
            bikeCheck.CheckedChanged += (object o, EventArgs ea) => { map.UpdateRoute(); };
            toolTipCheckBike.SetToolTip(bikeCheck, "Disable Bicycles");
            bikeCheck.CheckedChanged += (object o, EventArgs ea) =>
            {
                toolTipCheckBike.RemoveAll();
                if (bikeCheck.Checked)
                    toolTipCheckBike.SetToolTip(bikeCheck, "Disable Bicycles");
                else
                    toolTipCheckBike.SetToolTip(bikeCheck, "Enable Bicycles");
            };
            this.Controls.Add(bikeCheck);

            carCheck.Location = new Point(354, 29);
            carCheck.Size = new Size(34, 34);
            carCheck.Appearance = Appearance.Button;
            carCheck.BackgroundImage = (Bitmap)resourcemanager.GetObject("car_check");
            carCheck.FlatStyle = FlatStyle.Flat;
            carCheck.FlatAppearance.CheckedBackColor = Color.FromArgb(224, 224, 224);
            carCheck.Checked = true;
            carCheck.FlatAppearance.CheckedBackColor = Color.LightGreen;
            carCheck.BackColor = Color.Red;
            carCheck.CheckedChanged += (object o, EventArgs ea) => { map.UpdateRoute(); };
            toolTipCheckCar.SetToolTip(carCheck, "Disable Cars");
            carCheck.CheckedChanged += (object o, EventArgs ea) =>
            {
                toolTipCheckCar.RemoveAll();
                if (carCheck.Checked)
                    toolTipCheckCar.SetToolTip(carCheck, "Disable Cars");
                else
                    toolTipCheckCar.SetToolTip(carCheck, "Enable Cars");
            };
            this.Controls.Add(carCheck);

            ptCheck.Location = new Point(399, 29);
            ptCheck.Size = new Size(34, 34);
            ptCheck.Appearance = Appearance.Button;
            ptCheck.BackgroundImage = (Bitmap)resourcemanager.GetObject("ov");

 public void toolTipReset(ToolTip tt)
 {
     tt.RemoveAll();
 }

 private void HideErrorBalloon(ToolTip toolTip, Label inputLabel) {
     toolTip.RemoveAll();
     toolTip.Hide(this);
     inputLabel.ForeColor = SystemColors.ControlText;
 }

        private void removeExpenseCategoryToolTip(ToolTip expenseCategoriesTip, TextBox autoText)
        {
            expenseCategoriesTip.RemoveAll();

            //Creates a blank autocomplete collection
            autoText.AutoCompleteMode = AutoCompleteMode.Suggest;
            autoText.AutoCompleteSource = AutoCompleteSource.CustomSource;
            AutoCompleteStringCollection dataCollection = new AutoCompleteStringCollection();

            //Associates it with the textbox to remove any autocorrect fields
            autoCompleteItems(dataCollection, false);
            autoText.AutoCompleteCustomSource = dataCollection;
        }

        //Pre: The DGV Control showing event arg. Provides access to the current textbox in the dgv expenses.
        //Post: Fills expense categorization textbox with autocomplete values.
        //Description: If the current textbox is in the fifth (exp. categorization) column, fills it up with autcomplete values.
        public void displayExpenseCategorizationInfo(DataGridViewEditingControlShowingEventArgs e)
        {
            //Creates a tool tip to allow the user to see all category options.
            ToolTip expenseCategoriesTip = new ToolTip();

            //Casts the event args as a textbox.
            TextBox autoText = e.Control as TextBox;

            //Removes all existing tool tips.
            expenseCategoriesTip.RemoveAll();

            //Ensures the box isn't null
            if (autoText != null)
            {
                associateToolTips(expenseCategoriesTip, autoText);
            }
        }

 public static void Clear(ToolTip tp)
 {
     tp.RemoveAll();
 }

 private void ClearErrorProvider(ErrorProvider activeErrorProvider, ToolTip activeToolTip)
 {
     activeErrorProvider.Clear();
     activeToolTip.RemoveAll();
 }