|
| |
Fortgeschrittene Programmierung| Re: Problem! | |  | | Autor: Ulli | | Datum: 13.10.02 21:02 |
| Begrüßungsbildschirm:
Option Explicit
Dim X As Integer
' zunächst die benötigten API-Deklarationen
Private Declare Function SetLayeredWindowAttributes Lib _
"user32" (ByVal hWnd As Long, ByVal crKey As Long, _
ByVal bAlpha As Byte, ByVal dwFlags As Long) As Boolean
Private Declare Function SetWindowLong Lib "user32" _
Alias "SetWindowLongA" (ByVal hWnd As Long, _
ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function GetWindowLong Lib "user32" _
Alias "GetWindowLongA" (ByVal hWnd As Long, _
ByVal nIndex As Long) As Long
Private Const GWL_EXSTYLE = -20
Private Const WS_EX_LAYERED = &H80000
Private Const LWA_COLORKEY = &H1
Private Const LWA_ALPHA = &H2
Private Sub Form_Load()
' Fenster-Attribute setzen
Call SetWindowLong(Me.hWnd, GWL_EXSTYLE, _
GetWindowLong(Me.hWnd, GWL_EXSTYLE) Or WS_EX_LAYERED)
Me.Show
DoEvents
lwa_FadeIn Me.hWnd, 5
Timer1.Enabled = True
X = 0
End Sub
Private Sub Timer1_Timer()
X = X + 1
Debug.Print X
If X = 2 Then
Me.Show
Timer1.Enabled = False
Unload Me
End If
End Sub
Private Sub Form_Unload(Cancel As Integer)
' FadeOut und beenden
lwa_FadeOut Me.hWnd, 5
End
End Sub
Hauptform:
Option Explicit
' zunächst die benötigten API-Deklarationen
Private Declare Function SetLayeredWindowAttributes Lib _
"user32" (ByVal hWnd As Long, ByVal crKey As Long, _
ByVal bAlpha As Byte, ByVal dwFlags As Long) As Boolean
Private Declare Function SetWindowLong Lib "user32" _
Alias "SetWindowLongA" (ByVal hWnd As Long, _
ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function GetWindowLong Lib "user32" _
Alias "GetWindowLongA" (ByVal hWnd As Long, _
ByVal nIndex As Long) As Long
Private Const GWL_EXSTYLE = -20
Private Const WS_EX_LAYERED = &H80000
Private Const LWA_COLORKEY = &H1
Private Const LWA_ALPHA = &H2
Private Sub Form_Load()
' Fenster-Attribute setzen
Call SetWindowLong(Me.hWnd, GWL_EXSTYLE, _
GetWindowLong(Me.hWnd, GWL_EXSTYLE) Or WS_EX_LAYERED)
Me.Show
DoEvents
lwa_FadeIn Me.hWnd, 5
End Sub
Modul1:
Option Explicit
' zunächst die benötigten API-Deklarationen
Private Declare Function SetLayeredWindowAttributes Lib _
"user32" (ByVal hWnd As Long, ByVal crKey As Long, _
ByVal bAlpha As Byte, ByVal dwFlags As Long) As Boolean
Private Declare Function SetWindowLong Lib "user32" _
Alias "SetWindowLongA" (ByVal hWnd As Long, _
ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function GetWindowLong Lib "user32" _
Alias "GetWindowLongA" (ByVal hWnd As Long, _
ByVal nIndex As Long) As Long
Private Const GWL_EXSTYLE = -20
Private Const WS_EX_LAYERED = &H80000
Private Const LWA_COLORKEY = &H1
Private Const LWA_ALPHA = &H2
Public Sub lwa_FadeIn(ByVal hWnd As Long, Optional ByVal iStep As Integer = 1)
' FadeIn
Dim bAlpha As Integer
bAlpha = 0
While bAlpha < 255
If bAlpha > 255 Then bAlpha = 255
SetLayeredWindowAttributes hWnd, 0, bAlpha, _
LWA_ALPHA
DoEvents
bAlpha = bAlpha + iStep
Wend
End Sub
Public Sub lwa_FadeOut(ByVal hWnd As Long, Optional ByVal iStep As Integer = 1)
' FadeOut
Dim bAlpha As Integer
bAlpha = 255
While bAlpha > 0
If bAlpha < 0 Then bAlpha = 0
SetLayeredWindowAttributes hWnd, 0, bAlpha, _
LWA_ALPHA
DoEvents
bAlpha = bAlpha - iStep
Wend
End Sub | |
 | Sie sind nicht angemeldet!
Um auf diesen Beitrag zu antworten oder neue Beiträge schreiben zu können, müssen Sie sich zunächst anmelden.
 Einloggen | Neu registrieren |
 |
|
sevGraph (VB/VBA) 
Grafische Auswertungen
Präsentieren Sie Ihre Daten mit wenig Aufwand in grafischer Form. sevGraph unterstützt hierbei Balken-, Linien- und Stapel-Diagramme (Stacked Bars), sowie 2D- und 3D-Tortendiagramme und arbeitet vollständig datenbankunabhängig! Weitere InfosTipp des Monats  Oktober 2025
Matthias KozlowskiUmlaute konvertierenErsetzt die Umlaute in einer Zeichenkette durch die entsprechenden Doppelbuchstaben (aus ä wird ae, usw.) Access-Tools Vol.1 
Über 400 MByte Inhalt
Mehr als 250 Access-Beispiele, 25 Add-Ins und ActiveX-Komponenten, 16 VB-Projekt inkl. Source, mehr als 320 Tipps & Tricks für Access und VB
Nur 24,95 EURWeitere Infos
|
Sie sind aktuell nicht angemeldet.
Re: Problem!