MATLAB BUILDER EX 1 Guida Utente Pagina 79
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Spectral Analysis Example
4-27
'
'frmFourier Event handlers
'
Private Sub UserForm_Activate()
'UserForm Activate event handler. This function gets called before
'showing the form, and initializes all controls with values stored
'in global variables.
On Error GoTo Handle_Error
If theFourier Is Nothing Or theFFTData Is Nothing Then Exit Sub
'Initialize controls with current state
If Not InputData Is Nothing Then
refedtInput.Text = InputData.Address
End If
edtSample.Text = Format(Interval)
If Not Frequency Is Nothing Then
refedtFreq.Text = Frequency.Address
End If
If Not IsEmpty (theFFTData.Real) Then
If IsObject(theFFTData.Real) And TypeOf theFFTData.Real Is Range Then
refedtReal.Text = theFFTData.Real.Address
End If
End If
If Not IsEmpty (theFFTData.Imag) Then
If IsObject(theFFTData.Imag) And TypeOf theFFTData.Imag Is Range Then
refedtImag.Text = theFFTData.Imag.Address
End If
End If
If Not PowerSpect Is Nothing Then
refedtPowSpect.Text = PowerSpect.Address
End If
chkPlot.Value = bPlot
Exit Sub
Handle_Error:
MsgBox (Err.Description)
End Sub
Private Sub btnCancel_Click()
'Cancel button click event handler. Exits form without computing fft
'or updating variables.
Unload Me
End Sub
Private Sub btnOK_Click()
'OK button click event handler. Updates state of all variables from controls
'and executes the computefft or plotfft method.
Dim R As Range
If theFourier Is Nothing Or theFFTData Is Nothing Then GoTo Exit_Form
On Error Resume Next
- MATLAB Excel Builder 1
- How to Contact The MathWorks: 2
- Contents 3
- Usage Examples 5
- Function Wizard 5
- Registration and Versioning 7
- Preface 10
- Suggested Background 11
- Limitations and Restrictions 13
- Typographical Conventions 15
- Overview 17
- 1 Overview 18
- Versions 19
- Add File button or 23
- Build Status 24
- Application Deployment 25
- Graphical User Interface 27
- 2 Graphical User Interface 28
- File Menu 29
- Project Menu 29
- Help Menu 31
- Component Information 33
- Programming with Excel 35
- Builder Components 35
- at the beginning to 39
- CreateObject Function 40
- Visual Basic New Operator 40
- ErrObject object 47
- Modifying Flags 48
- Data Conversion Flags 50
- 4 Usage Examples 54
- Creating the Project 55
- Summary of Project Settings 56
- Building the Project 57
- <matlab>\work, and the 61
- F2 and then Enter 65
- F2 followed by Enter 67
- Spectral Analysis Example 71
- Component name: Fourier 71
- Class name: Fourier 71
- Use Handle Graphics library 71
- ThisWorkbook object 81
- Testing The Add-in 83
- Creating the Data 84
- Running the Test 84
- Function Viewer 89
- Using the Function Viewer 90
- Component Browser 91
- Editing Required Inputs 92
- Properties button 93
- Editing varargin Inputs 94
- Editing Required Outputs 95
- Editing varargout Outputs 96
- Input Argument Range 97
- Input Argument Value 98
- Output Argument Properties 98
- Rename Function 99
- Copy Function 100
- Introduction 101
- 5 Function Wizard 102
- Function Reference 103
- Examples Example 1 104
- Purpose Query system registry 104
- Arguments 104
- Description 104
- 6mxltool 106
- Syntax mxltool 106
- Producing a COM Object 107
- Capabilities 108
- Step 1. Code Generation 111
- Step 3. C++ Compilation 111
- COM Class.method 113
- Producing a COM Class 114
- IDL Mapping 114
- Visual Basic Mapping 115
- MATLAB Compiler Output 116
- Calling Conventions 117
- Data Conversion 119
- B Data Conversion 120
- Data Conversion Rules 121
- CoerceNumericToType 132
- InputDateFormat 132
- OutputAsDate As Boolean 132
- DateBias As Long 133
- Registration and 135
- Versioning 135
- C Registration and Versioning 136
- Component Registration 137
- Utility Library 145
- D Utility Library 146
- Utility Library Classes 147
- Sub MWDate2VariantDate(pVar) 152
- Class MWFlags 153
- Sub Clone(ppFlags As MWFlags) 159
- Property NumberOfDims As Long 164
- Property Dims As Variant 164
- Property Name As String 166
- Property Value As Variant 167
- Property MWFlags As MWFlags 167
- Sub Clone(ppField As MWField) 167
- Property Real As Variant 168
- Property Imag As Variant 168
- Sub Clone(ppArg As MWArg) 173
- Enum mwDateFormat 175
- Troubleshooting 177
- E Troubleshooting 178
- Medium on the 179
- Security Level tab 179
- VARIANT B-2 181
- CreateObject function 3-6 181
- Enumeration 181
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