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- frm256PicBx
- &256 Color VB Picture Box Demonstration
- Form1,
- Label1
- Current Directory:
- labDirSelected
- pbCancel
- E&XIT
- Label2
- &Directories
- Label3
- &Bitmap Files
- R lbDirList
- lbFileList
- *.bmp
- PicPreview
- PicPreviewVScroll
- Label4
- D&rives
- cbDrives
- W pbPreview
- &Preview
- PicPreviewHScroll
- PicScrollBarFiller
- PicPreviewSource
- hDIBUtilG
- hPalette
- hDIBBuffer
- lpDIBBuffer[
- Form_Load
- OldMousePtr
- Screen
- MousePointer
- HOURGLASS
- Set_ModalDlg_SysMenu
- frm256PicBxm
- StartingDir
- labDirSelected
- Captiont
- cbDrives
- Drive
- lbDirList
- Path~
- SBColors
- GetProfileInfom
- PicScrollbarFiller
- BackColor
- LoadLibrary
- NULL.
- lbDirList_Change
- lbFileList
- pbCancel_Click^
- cbDrives_Change
- lbFileList_DblClickT
- pbPreview_Click
- lbFileList_PathChange
- ListIndexd
- SrcXm
- DestXC
- DestY
- bmpWidth&
- bmpHeight
- ShowFiller
- PicPreview
- Picture|
- PicPreviewSource
- ListCount)
- FastExitW
- FName
- ListQ
- DIBLoad3
- GlobalLock
- DIBWidth
- DIBHeight
- ReturnVal
- GlobalUnlock
- ScaleWidth
- DestWidth
- ScaleHeight{
- DestHeight
- PicPreviewHScrollS
- Visible
- FALSE
- SmallChange
- LargeChangeA
- Value
- PicPreviewVScrollp
- DeleteObject
- CreateDIBPalette
- hOldPalette
- SelectPalette
- RealizePalette
- hBitmap
- CreateDIBitmap
- CBM_INIT
- FindDIBBits
- DIB_RGB_INFO
- hCompatDC
- CreateCompatibleDC
- hPrevBmp
- SelectObject
- Success
- BitBlt
- SRCCOPY
- DeleteDCf
- GlobalFree
- MovePic;
- PicPreviewHScroll_Change
- PicPreviewVScroll_Changep
- Form_Unload
- Cancel
- FreeLibrary
- Section
- KeyName
- Result
- ResultLength
- GetProfileString
- A_Form
- HSysMenu
- GetSystemMenu
- RemoveMenu
- MF_BYPOSITION
- APIError
- AutoRedraw`
- Handle to our dll
- Handle to a palette created for previewing a bitmap
- Handle to a global memory area into which a DIB file has been read
- (for use with DIB utility routines)
- A pointer to the actual memory buffer containing the DIB
- Form_Load
- Remove all but Move and Close from the system menu
- Set up starting directoryl
- Set the color of the "filler" between scroll barsr
- Colors
- ScrollBar"
- Load the DIBUTIL library"
- DIBUTIL.DLL"
- Since we haven't yet created a palette, initialize hPalette tor
- null to indicate this
- lbDirList_Change
- pbCancel_Click
- cbDrives_Change
- lbFileList_DblClick
- lbFileList_PathChange
- pbPreview_Click
- Set an hourglass cursor
- Clear any existing bitmaps
- Any bitmap files in the listbox?
- Please select a Bitmap file before pressing the Preview button
- If no bitmap file is selected, take the first one
- Load the bitmap into memory and get its dimensions
- Error loading
- Set up bitblt parameters
- Set up the scroll bars
- If we have previously created a palette, delete it now
- (pbPreview_Click) Warning: Could not delete hPalette!"
- Create a new palette for this bitmap
- Make sure DC containing the persistent image has the right palette
- Make sure the picture box DC has the right paletteh
- Lock the memory block
- Create a Device Dependent Bitmap
- Create a memory DC from which we can bitblt the image. Select in and
- realize the palette, then select in the ddb
- hOldPalette% = SelectPalette(hCompatDC%, hPalette, FALSE)S
- ReturnVal% = RealizePalette(hCompatDC%),
- Blast the image into our hidden picture boxa
- Free up resources we no longer need
- (pbPreview_Click) Warning: Could not delete hComptDC%!
- (pbPreview_Click) Warning: Could not delete hBitmap%!"
- release previously allocated memoryn
- Now fill in the scrollable picture box
- Restore the cursor
- PicPreviewHScroll_Change
- PicPreviewVScroll_Change
- Form_Unload
- if hPalette is not 0 then we've created a palette that"
- should be deleted before we terminate the program
- (Form_Unload) Warning: Could not delete hPalette!"
- Allow Windows to unload our dll
- GetProfileInfo
- Set_ModalDlg_SysMenu
- Obtain the handle to the forms System menu
- Remove all but the MOVE and CLOSE options. The menu items
- must be removed starting with the last menu item to prevent
- the menu items from taking on new position values as othert
- menu items are being removed.
- Switch to.
- Separator.
- Separator.
- Maximize
- Minimize
- Restoree
- MovePic
- Set up bitblt parameters
- In case anyone has changed the palette since we last painted,
- realize it (again)
- Blast the new picture into the preview picture box
- If the picture box has AutoRedraw on, it must be refreshed
-