ImageGlass.frmMain.frmMain_KeyDown C# (CSharp) Method

frmMain_KeyDown() private method

private frmMain_KeyDown ( object sender, KeyEventArgs e ) : void
sender object
e System.Windows.Forms.KeyEventArgs
return void
        private void frmMain_KeyDown(object sender, KeyEventArgs e)
        {
            //this.Text = e.KeyValue.ToString();

            #region Ctrl + `
            if (e.KeyValue == 192 && !e.Control && !e.Shift && !e.Alt) // `
            {
                mnuMain.Show(picMain, 0, picMain.Top);
            }
            #endregion

            // Rotation Counterclockwise----------------------------------------------------
            #region Ctrl + ,
            if (e.KeyValue == 188 && e.Control && !e.Shift && !e.Alt)//Ctrl + ,
            {
                mnuMainRotateCounterclockwise_Click(null, null);
                return;
            }
            #endregion

            //Rotate Clockwise--------------------------------------------------------------
            #region Ctrl + .
            if (e.KeyValue == 190 && e.Control && !e.Shift && !e.Alt)//Ctrl + .
            {
                mnuMainRotateClockwise_Click(null, null);
                return;
            }
            #endregion

            //Clear clipboard----------------------------------------------------------------
            #region CTRL + `
            if (e.KeyValue == 192 && e.Control && !e.Shift && !e.Alt)//CTRL + `
            {
                mnuMainClearClipboard_Click(null, null);
                return;
            }
            #endregion

            //Zoom + ------------------------------------------------------------------------
            #region Ctrl + = / = / + (numPad)
            if (((e.KeyValue == 187 && e.Control) || (e.KeyValue == 107 && !e.Control)) && !e.Shift && !e.Alt)// Ctrl + =
            {
                btnZoomIn_Click(null, null);
                return;
            }
            #endregion

            //Zoom - ------------------------------------------------------------------------
            #region Ctrl + - / - / - (numPad)
            if (((e.KeyValue == 189 && e.Control) || (e.KeyValue == 109 && !e.Control)) && !e.Shift && !e.Alt)// Ctrl + -
            {
                btnZoomOut_Click(null, null);
                return;
            }
            #endregion

            //Actual size image -------------------------------------------------------------
            #region Ctrl + 0 / Ctrl + Num0
            if ((e.KeyValue == 48 || e.KeyValue == 96) && e.Control && !e.Shift && !e.Alt)// Ctrl + 0 || Ctrl + Num0
            {
                btnActualSize_Click(null, null);
                return;
            }
            #endregion

            //Full screen--------------------------------------------------------------------
            #region ALT + ENTER
            if (e.Alt && e.KeyCode == Keys.Enter && !e.Control && !e.Shift)//Alt + Enter
            {
                btnFullScreen.PerformClick();
                return;
            }
            #endregion

            //Ctrl---------------------------------------------------------------------------
            #region CTRL (for Zooming)
            if (e.Control && !e.Alt && !e.Shift)//Ctrl
            {
                if (GlobalSetting.IsMouseNavigation)
                {
                    _isZoomed = true;
                    picMain.AllowZoom = true;
                }
                return;
            }
            #endregion
        }
frmMain