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
