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Diffstat (limited to 'Src/Plugins/General/gen_ml/scrollwnd.h')
| -rw-r--r-- | Src/Plugins/General/gen_ml/scrollwnd.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/Src/Plugins/General/gen_ml/scrollwnd.h b/Src/Plugins/General/gen_ml/scrollwnd.h new file mode 100644 index 00000000..91aa2ae6 --- /dev/null +++ b/Src/Plugins/General/gen_ml/scrollwnd.h @@ -0,0 +1,220 @@ +#ifndef _SCROLLWND_H +#define _SCROLLWND_H + +/* minimum size of scrollbar before inserted buttons are + hidden to make room when the window is sized too small */ +#define MIN_COOLSB_SIZE 24 + +/* min size of scrollbar when resizing a button, before the + resize is stopped because the scrollbar has gotten too small */ +#define MINSCROLLSIZE 50 + +/* a normal scrollbar "snaps" its scroll-thumb back into position if + you move the mouse too far away from the window, whilst you are + dragging the thumb, that is. #undeffing this results in the thumb + never snapping back into position, no matter how far away you move + the mouse */ +#define SNAP_THUMB_BACK + +/* distance (in pixels) the mouse must move away from the thumb + during tracking to cause the thumb bar to snap back to its + starting place. Has no effect unless SNAP_THUMB_BACK is defined */ +#define THUMBTRACK_SNAPDIST 128 + + +#include <windows.h> + +// To complement the exisiting SB_HORZ, SB_VERT, SB_BOTH +// scrollbar identifiers +#define COOLSB_NONE (-1) +#define SB_INSBUT (-2) + +// +// Arrow size defines +// +#define SYSTEM_METRIC (-1) + +// +// general scrollbar styles +// +// use the standard ESB_DISABLE_xxx flags to represent the +// enabled / disabled states. (defined in winuser.h) +// +#define CSBS_THUMBALWAYS 4 +#define CSBS_VISIBLE 8 + +//cool scrollbar styles for Flat scrollbars +#define CSBS_NORMAL 0 +#define CSBS_FLAT 1 +#define CSBS_HOTTRACKED 2 + +// +// Button mask flags for indicating which members of SCROLLBUT +// to use during a button insertion / modification +// +#define SBBF_TYPE 0x0001 +#define SBBF_ID 0x0002 +#define SBBF_PLACEMENT 0x0004 +#define SBBF_SIZE 0x0008 +#define SBBF_BITMAP 0x0010 +#define SBBF_ENHMETAFILE 0x0020 +//#define SBBF_OWNERDRAW 0x0040 //unused at present +#define SBBF_CURSOR 0x0080 +#define SBBF_BUTMINMAX 0x0100 +#define SBBF_STATE 0x0200 + +//button styles (states) +#define SBBS_NORMAL 0 +#define SBBS_PUSHED 1 +#define SBBS_CHECKED SBBS_PUSHED + +// +// scrollbar button types +// +#define SBBT_PUSHBUTTON 1 //standard push button +#define SBBT_TOGGLEBUTTON 2 //toggle button +#define SBBT_FIXED 3 //fixed button (non-clickable) +#define SBBT_FLAT 4 //blank area (flat, with border) +#define SBBT_BLANK 5 //blank area (flat, no border) +#define SBBT_DARK 6 //dark blank area (flat) +#define SBBT_OWNERDRAW 7 //user draws the button via a WM_NOTIFY + +#define SBBT_MASK 0x1f //mask off low 5 bits + +//button type modifiers +#define SBBM_RECESSED 0x0020 //recessed when clicked (like Word 97) +#define SBBM_LEFTARROW 0x0040 +#define SBBM_RIGHTARROW 0x0080 +#define SBBM_UPARROW 0x0100 +#define SBBM_DOWNARROW 0x0200 +#define SBBM_RESIZABLE 0x0400 +#define SBBM_TYPE2 0x0800 +#define SBBM_TYPE3 0x1000 +#define SBBM_TOOLTIPS 0x2000 //currently unused (define COOLSB_TOOLTIPS in userdefs.h) + +//button placement flags +#define SBBP_LEFT 1 +#define SBBP_RIGHT 2 +#define SBBP_TOP 1 //3 +#define SBBP_BOTTOM 2 //4 + + +// +// Button command notification codes +// for sending with a WM_COMMAND message +// +#define CSBN_BASE 0 +#define CSBN_CLICKED (1 + CSBN_BASE) +#define CSBN_HILIGHT (2 + CSBN_BASE) + +// +// Minimum size in pixels of a scrollbar thumb +// +#define MINTHUMBSIZE_NT4 9 +#define MINTHUMBSIZE_2000 7 + +//define some more hittest values for our cool-scrollbar +#define HTSCROLL_LEFT (SB_LINELEFT) +#define HTSCROLL_RIGHT (SB_LINERIGHT) +#define HTSCROLL_UP (SB_LINEUP) +#define HTSCROLL_DOWN (SB_LINEDOWN) +#define HTSCROLL_THUMB (SB_THUMBTRACK) +#define HTSCROLL_PAGEGUP (SB_PAGEUP) +#define HTSCROLL_PAGEGDOWN (SB_PAGEDOWN) +#define HTSCROLL_PAGELEFT (SB_PAGELEFT) +#define HTSCROLL_PAGERIGHT (SB_PAGERIGHT) + +#define HTSCROLL_NONE (-1) +#define HTSCROLL_NORMAL (-1) + +#define HTSCROLL_INSERTED (128) +#define HTSCROLL_PRE (32 | HTSCROLL_INSERTED) +#define HTSCROLL_POST (64 | HTSCROLL_INSERTED) + +// +// SCROLLBAR datatype. There are two of these structures per window +// +#define SCROLLBAR_LISTVIEW 1 // scrollbar is for a listview +typedef struct +{ + UINT fScrollFlags; //flags + BOOL fScrollVisible; //if this scrollbar visible? + SCROLLINFO scrollInfo; //positional data (range, position, page size etc) + + int nArrowLength; //perpendicular size (height of a horizontal, width of a vertical) + int nArrowWidth; //parallel size (width of horz, height of vert) + + //data for inserted buttons + int nButSizeBefore; //size to the left / above the bar + int nButSizeAfter; //size to the right / below the bar + + BOOL fButVisibleBefore; //if the buttons to the left are visible + BOOL fButVisibleAfter; //if the buttons to the right are visible + + int nBarType; //SB_HORZ / SB_VERT + + UINT fFlatScrollbar; //do we display flat scrollbars? + int nMinThumbSize; + + int flags; + +} SCROLLBAR; + +// +// PRIVATE INTERNAL FUNCTIONS +// +#define COOLSB_TIMERID1 65533 //initial timer +#define COOLSB_TIMERID2 65534 //scroll message timer +#define COOLSB_TIMERID3 -14 //mouse hover timer +#define COOLSB_TIMERINTERVAL1 300 +#define COOLSB_TIMERINTERVAL2 55 +#define COOLSB_TIMERINTERVAL3 20 //mouse hover time + +// +// direction: 0 - same axis as scrollbar (i.e. width of a horizontal bar) +// 1 - perpendicular dimesion (i.e. height of a horizontal bar) +// +#define SM_CXVERTSB 1 +#define SM_CYVERTSB 0 +#define SM_CXHORZSB 0 +#define SM_CYHORZSB 1 +#define SM_SCROLL_WIDTH 1 +#define SM_SCROLL_LENGTH 0 + +class ScrollWnd { +public: + ScrollWnd(HWND hwnd, int flags=0); + ~ScrollWnd(); + + void update(); + + HWND m_hwnd; + + UINT bars; //which of the scrollbars do we handle? SB_VERT / SB_HORZ / SB_BOTH + WNDPROC oldproc; //old window procedure to call for every message + BOOL fWndUnicode; + + SCROLLBAR sbarHorz; //one scrollbar structure each for + SCROLLBAR sbarVert; //the horizontal and vertical scrollbars + + BOOL fThumbTracking; // are we currently thumb-tracking?? + BOOL fLeftScrollbar; // support the WS_EX_LEFTSCROLLBAR style + + //size of the window borders + int cxLeftEdge, cxRightEdge; + int cyTopEdge, cyBottomEdge; + + // To prevent calling original WindowProc in response + // to our own temporary style change (fixes TreeView problem) + BOOL bPreventStyleChange; + + void updatesb(int fnBar, BOOL *fRecalcFrame); + void disableHorzScroll(); + + //int setScrollInfo(int fnBar, LPSCROLLINFO lpsi, BOOL fRedraw); + + int m_disable_hscroll; + int m_xp_theme_disabled; +}; + +#endif |