NSIS设置背景图片

BgImage.DLL可以用来设置显示一张自定义的图片放在你安装窗口的后面，也可以在安装程序的过程中播放wav格式的音乐，你可以使用SetBg去设置背景，使用AddText去设置背景的文字，AddImage去设置背景的图片,你也可以添加多张图片，当你安装完成后不再需要背景图片或背景音乐的时候，要记得把它释放掉。这个插件支持2.42及以上的版本。

Name "BgImage.dll test"

OutFile "BgImage Test.exe"

XPStyle on

!define DEBUG
!macro GetReturnValue
!ifdef DEBUG
 Pop $R9
 StrCmp $R9 success +2
  DetailPrint "Error: $R9"
!endif
!macroend

Function .onGUIInit
 # the plugins dir is automatically deleted when the installer exits
 InitPluginsDir
 # lets extract some bitmaps...
 File /oname=$PLUGINSDIR1.bmp "${NSISDIR}ContribGraphicsWizardllama.bmp"
 File /oname=$PLUGINSDIR2.bmp "${NSISDIR}ContribGraphicsChecksmodern.bmp"

!ifdef DEBUG
 # turn return values on if in debug mode
 BgImage::SetReturn on
!endif

 # set the initial background for images to be drawn on
 # we will use a gradient from drak green to dark red
 BgImage::SetBg /GRADIENT 0 0x80 0 0x80 0 0
 !insertmacro GetReturnValue
 # add an image @ (150,0)
 BgImage::AddImage $PLUGINSDIR2.bmp 150 0
 !insertmacro GetReturnValue
 # add the same image only transparent (magenta wiped) @ (150,16)
 BgImage::AddImage /TRANSPARENT 255 0 255 $PLUGINSDIR2.bmp 150 16
 !insertmacro GetReturnValue
 # create the font for the following text
 CreateFont $R0 "Comic Sans MS" 50 700
 # add a blue shadow for the text
 BgImage::AddText "Testing 1... 2... 3..." $R0 0 0 255 48 48 798 198
 !insertmacro GetReturnValue
 # add a green shadow for the text
 BgImage::AddText "Testing 1... 2... 3..." $R0 0 255 0 52 52 802 202
 !insertmacro GetReturnValue
 # add the text
 BgImage::AddText "Testing 1... 2... 3..." $R0 255 0 0 50 50 800 200
 !insertmacro GetReturnValue
 # show our creation to the world!
 BgImage::Redraw
 # Refresh doesn't return any value
 
FunctionEnd

ShowInstDetails show

Section
 # play some sounds
 FindFirst $0 $1 $WINDIRMedia*.wav
 StrCmp $0 "" skipSound
  moreSounds:
  StrCmp $1 "" noMoreSounds
   BgImage::Sound /WAIT $WINDIRMedia$1
   # Sound doesn't return any value either
   MessageBox MB_YESNO "Another sound?" IDNO noMoreSounds
    FindNext $0 $1
    Goto moreSounds

 noMoreSounds:
  FindClose $0
 skipSound:

 # change the background image to Mike, tiled
 BgImage::SetBg /TILED $PLUGINSDIR1.bmp
 !insertmacro GetReturnValue
 # we have to redraw to reflect the changes
 BgImage::Redraw

 MessageBox MB_OK "Mike the llama"

 # clear everything
 BgImage::Clear
 # Clear doesn't return any value
 # set another gradient
 BgImage::SetBg /GRADIENT 0xFF 0xFA 0xBA 0xAA 0xA5 0x65
 !insertmacro GetReturnValue
 # add some text
 BgImage::AddText "A Desert for Mike" $R0 0 0 0 50 50 800 150
 !insertmacro GetReturnValue
 # add mike as an image
 BgImage::AddImage $PLUGINSDIR1.bmp 50 150
 !insertmacro GetReturnValue
 # again, we have to call redraw to reflect changes
 BgImage::Redraw
SectionEnd

Function .onGUIEnd
 BgImage::Destroy
 # Destroy doesn't return any value
FunctionEnd