Changement du contenu d'un textbox

**loverdev** · 14/06/2007, 13h56

Salut, mon pb c'est que lorsque je commence a saisir un montant au niveau du champ "txtrea1ertrim" ce msg d'erreur apparaît "La conversion de la chaîne " " en type 'Decimal' n'est pas valide"

. Voici le bout de code :

Code :

Sélectionner tout - Visualiser dans une fenêtre à part

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
Private Sub Txtrea1ertrim_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Txtrea1ertrim.TextChanged
        Try
            If Enannulation = True Then Exit Sub
            Txtrea1ertrim.Text = Txtrea1ertrim.Text.Replace(".", ",")
            Txtrea1ertrim.Select(Txtrea1ertrim.Text.Length, 0)
            Try
                Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                Txttotalrea.Text = var + var3 + var4 + var5 + var2
                Txtmontantpaye.Text = var + var3 + var4 + var5 + var2
                Txtresteapayer.Text = var1 - (var + var3 + var4 + var5 + var2)
            Catch ex As Exception
                MsgBox(ex.Message)
            End Try
End Sub

**HULK** · 14/06/2007, 15h24

Code :

Sélectionner tout - Visualiser dans une fenêtre à part

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
Private Sub Txtrea1ertrim_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Txtrea1ertrim.TextChanged
        Try
            If Enannulation = True Then Exit Sub
            Txtrea1ertrim.Text = Txtrea1ertrim.Text.Replace(".", ",")
            Txtrea1ertrim.Select(Txtrea1ertrim.Text.Length, 0)
            Try
                Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
dim total1 as decimal 
dim total2 as decimal
dim total3 as decimal
total1 = var + var3 + var4 + var5 + var2
total2 = var + var3 + var4 + var5 + var2
total3 = var1 - (var + var3 + var4 + var5 + var2)
                Txttotalrea.Text = total1.tostring
                Txtmontantpaye.Text =  total2.tostring
             Txtresteapayer.Text = total3.tostring
            Catch ex As Exception
                MsgBox(ex.Message)
            End Try
End Sub

**lolo007** · 14/06/2007, 15h30

Salut,

Y a ça aussi c'est vrai, tu concatenes les valeurs au lieu de les ajouter.
Mais l'erreur se situe plus haut, non ?
Un test sur tes champs isnullorempty avant tout traitement.
Et pis un isnumeric(champ.text). Comme ça tu est sur.

L.

**loverdev** · 14/06/2007, 16h05

Est ce que c'est juste comme ca?

Code :

Sélectionner tout - Visualiser dans une fenêtre à part

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
 
Private Sub Txtrea1ertrim_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Txtrea1ertrim.TextChanged
        Try
            If Enannulation = True Then Exit Sub
            Txtrea1ertrim.Text = Txtrea1ertrim.Text.Replace(".", ",")
            Txtrea1ertrim.Select(Txtrea1ertrim.Text.Length, 0)
            Try
                If (Txtrea1ertrim.Text = "") Then
                    Dim var As [Decimal]
                    var = 0
                Else
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                End If
                If Txtre2emetrim.Text = "" Then
                    Dim var3 As [Decimal]
                    var3 = 0
                Else
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                End If
                If Txtmontantavance.Text = "" Then
                    Dim var2 As [Decimal]
                    var2 = 0
                Else
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                End If
                If Txtrea3emetrim.Text = "" Then
                    Dim var4 As [Decimal]
                    var4 = 0
                Else
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                End If
                If Txtrea4emetrim.Text = "" Then
                    Dim var5 As [Decimal]
                    var5 = 0
                Else
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                End If
                Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                Dim total1 As [Decimal]
                Dim total2 As [Decimal]
                Dim total3 As [Decimal]
                total1 = var + var3 + var4 + var5 + var2
                total2 = var + var3 + var4 + var5 + var2
                total3 = var1 - (var + var3 + var4 + var5 + var2)
                Txttotalrea.Text = total1.ToString
                Txtmontantpaye.Text = total2.ToString
                Txtresteapayer.Text = total3.ToString
            Catch ex As Exception
                MsgBox(ex.Message)
            End Try
End Sub

**loverdev** · 14/06/2007, 17h15

J'ai essayé ceci mais j'ai tjrs le même msg d'erreur qui apparaît

Code :

Sélectionner tout - Visualiser dans une fenêtre à part

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
 
 Private Sub Txtrea1ertrim_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Txtrea1ertrim.TextChanged
        Try
            If Enannulation = True Then Exit Sub
            Txtrea1ertrim.Text = Txtrea1ertrim.Text.Replace(".", ",")
            Txtrea1ertrim.Select(Txtrea1ertrim.Text.Length, 0)
            Try
                If (Txtrea1ertrim.Text = "") Then
                    Dim var As [Decimal]
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    var = 0
                    total1 = var3 + var4 + var5 + var2
                    total2 = var3 + var4 + var5 + var2
                    total3 = var1 - (var3 + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                Else
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    total1 = var + var3 + var4 + var5 + var2
                    total2 = var + var3 + var4 + var5 + var2
                    total3 = var1 - (var + var3 + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                End If
                If Txtre2emetrim.Text = "" Then
                    Dim var3 As [Decimal]
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    var3 = 0
                    total1 = var + var4 + var5 + var2
                    total2 = var + var4 + var5 + var2
                    total3 = var1 - (var + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                Else
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    total1 = var + var3 + var4 + var5 + var2
                    total2 = var + var3 + var4 + var5 + var2
                    total3 = var1 - (var + var3 + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                End If
                If Txtmontantavance.Text = "" Then
                    Dim var2 As [Decimal]
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    var2 = 0
                    total1 = var + var4 + var5 + var3
                    total2 = var + var4 + var5 + var3
                    total3 = var1 - (var + var4 + var5 + var3)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                Else
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    total1 = var + var3 + var4 + var5 + var2
                    total2 = var + var3 + var4 + var5 + var2
                    total3 = var1 - (var + var3 + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                End If
                If Txtrea3emetrim.Text = "" Then
                    Dim var4 As [Decimal]
                    Dim var2 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    var4 = 0
                    total1 = var + var2 + var5 + var3
                    total2 = var + var2 + var5 + var3
                    total3 = var1 - (var + var2 + var5 + var3)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                Else
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    total1 = var + var3 + var4 + var5 + var2
                    total2 = var + var3 + var4 + var5 + var2
                    total3 = var1 - (var + var3 + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                End If
                If Txtrea4emetrim.Text = "" Then
                    Dim var5 As [Decimal]
                    Dim var4 As [Decimal] = CDec(Txtmontantavance.Text)
                    Dim var2 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    var5 = 0
                    total1 = var + var2 + var4 + var3
                    total2 = var + var2 + var4 + var3
                    total3 = var1 - (var + var2 + var4 + var3)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                Else
                    Dim var As [Decimal] = CDec(Txtrea1ertrim.Text)
                    Dim var3 As [Decimal] = CDec(Txtre2emetrim.Text)
                    Dim var4 As [Decimal] = CDec(Txtrea3emetrim.Text)
                    Dim var5 As [Decimal] = CDec(Txtrea4emetrim.Text)
                    Dim var1 As [Decimal] = CDec(Txtmontantc.Text)
                    Dim var2 As [Decimal] = CDec(Txtmontantavance.Text)
                    Dim total1 As [Decimal]
                    Dim total2 As [Decimal]
                    Dim total3 As [Decimal]
                    total1 = var + var3 + var4 + var5 + var2
                    total2 = var + var3 + var4 + var5 + var2
                    total3 = var1 - (var + var3 + var4 + var5 + var2)
                    Txttotalrea.Text = total1.ToString
                    Txtmontantpaye.Text = total2.ToString
                    Txtresteapayer.Text = total3.ToString
                End If
            Catch ex As Exception
                MsgBox(ex.Message)
            End Try
        Catch ex As Exception
            MsgBox(ex.Message)
        End Try
        If IsNumeric(Txtrea1ertrim.Text) Then
            Exit Sub
        ElseIf Txtrea1ertrim.Text = "" Then
            Exit Sub
        Else
            MsgBox("Vous devez saisir une valeur monétaire", MsgBoxStyle.Critical + MsgBoxStyle.OkOnly)
            Txtrea1ertrim.Text = ""
        End If
    End Sub

**Pol63** · 14/06/2007, 17h16

ca fait une semaine que t'as le meme message ...
moi je casserais tout pour recommencer

Changement du contenu d'un textbox

VB.NET

Vue hybride

Discussions similaires

Partager

Partager