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Sweden-Number/dlls/comctl32/trackbar.c

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/*
* Trackbar control
*
* Copyright 1998, 1999 Eric Kohl <ekohl@abo.rhein-zeitung.de>
* Copyright 1998,1999 Alex Priem <alexp@sci.kun.nl>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* TODO:
* - Some messages.
* - handle dragging slider better
* - better tic handling.
* - more notifications.
*
*/
/* known bugs:
-TBM_SETRANGEMAX & TBM_SETRANGEMIN should only change the view of the
trackbar, not the actual amount of tics in the list.
-TBM_GETTIC & TBM_GETTICPOS shouldn't rely on infoPtr->tics being sorted.
*/
#include <stdio.h>
#include <string.h>
#include "winbase.h"
#include "commctrl.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(trackbar);
typedef struct
{
INT nRangeMin;
INT nRangeMax;
INT nLineSize;
INT nPageSize;
INT nSelMin;
INT nSelMax;
INT nPos;
UINT uThumbLen;
UINT uNumTics;
UINT uTicFreq;
HWND hwndNotify;
HWND hwndToolTip;
HWND hwndBuddyLA;
HWND hwndBuddyRB;
INT fLocation;
COLORREF clrBk;
INT flags;
BOOL bFocus;
RECT rcChannel;
RECT rcSelection;
RECT rcThumb;
INT dragPos;
LPLONG tics;
} TRACKBAR_INFO;
/* #define TB_REFRESH_TIMER 1 */
/* #define TB_REFRESH_DELAY 1 */
#define TRACKBAR_GetInfoPtr(wndPtr) ((TRACKBAR_INFO *)GetWindowLongA (hwnd,0))
/* Used by TRACKBAR_Refresh to find out which parts of the control
need to be recalculated */
#define TB_THUMBPOSCHANGED 1
#define TB_THUMBSIZECHANGED 2
#define TB_THUMBCHANGED (TB_THUMBPOSCHANGED | TB_THUMBPOSCHANGED)
#define TB_SELECTIONCHANGED 4
#define TB_DRAG_MODE 16 /* we're dragging the slider */
#define TB_DRAGPOSVALID 32 /* current Position is in dragPos */
#define TB_SHOW_TOOLTIP 64 /* tooltip-style enabled and tooltip on */
/* helper defines for TRACKBAR_DrawTic */
#define TIC_LEFTEDGE 0x20
#define TIC_RIGHTEDGE 0x40
#define TIC_EDGE (TIC_LEFTEDGE | TIC_RIGHTEDGE)
#define TIC_SELECTIONMARKMAX 0x80
#define TIC_SELECTIONMARKMIN 0x100
#define TIC_SELECTIONMARK (TIC_SELECTIONMARKMAX | TIC_SELECTIONMARKMIN)
static BOOL TRACKBAR_SendNotify (HWND hwnd, UINT code);
static void TRACKBAR_RecalculateTics (TRACKBAR_INFO *infoPtr)
{
int i,tic,nrTics;
if (infoPtr->uTicFreq && infoPtr->nRangeMax >= infoPtr->nRangeMin)
nrTics=(infoPtr->nRangeMax - infoPtr->nRangeMin)/infoPtr->uTicFreq;
else {
nrTics=0;
COMCTL32_Free (infoPtr->tics);
infoPtr->tics=NULL;
infoPtr->uNumTics=0;
return;
}
if (nrTics!=infoPtr->uNumTics) {
infoPtr->tics=COMCTL32_ReAlloc (infoPtr->tics,
(nrTics+1)*sizeof (DWORD));
infoPtr->uNumTics=nrTics;
}
infoPtr->uNumTics=nrTics;
tic=infoPtr->nRangeMin+infoPtr->uTicFreq;
for (i=0; i<nrTics; i++,tic+=infoPtr->uTicFreq)
infoPtr->tics[i]=tic;
}
/* converts from physical (mouse) position to logical position
(in range of trackbar) */
static inline DOUBLE
TRACKBAR_ConvertPlaceToPosition (TRACKBAR_INFO *infoPtr, int place,
int vertical)
{
double range,width,pos;
range=infoPtr->nRangeMax - infoPtr->nRangeMin;
if (vertical) {
width=infoPtr->rcChannel.bottom - infoPtr->rcChannel.top;
pos=(range*(place - infoPtr->rcChannel.top)) / width;
} else {
width=infoPtr->rcChannel.right - infoPtr->rcChannel.left;
pos=(range*(place - infoPtr->rcChannel.left)) / width;
}
pos+=infoPtr->nRangeMin;
if (pos > infoPtr->nRangeMax)
pos = infoPtr->nRangeMax;
else if (pos < infoPtr->nRangeMin)
pos = infoPtr->nRangeMin;
TRACE("%.2f\n",pos);
return pos;
}
static VOID
TRACKBAR_CalcChannel (HWND hwnd, TRACKBAR_INFO *infoPtr)
{
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
INT cyChannel,offsettop,offsetedge;
RECT lpRect,*channel = & infoPtr->rcChannel;
GetClientRect (hwnd, &lpRect);
if (dwStyle & TBS_ENABLESELRANGE)
cyChannel = ((int)(infoPtr->uThumbLen/4.5)+1)*3;
else
cyChannel = 4;
offsettop = (int)(infoPtr->uThumbLen/4.5);
offsetedge = (int)(infoPtr->uThumbLen/4.5) + 3;
if (dwStyle & TBS_VERT) {
channel->top = lpRect.top + offsetedge;
channel->bottom = lpRect.bottom - offsetedge;
if (dwStyle & (TBS_BOTH | TBS_LEFT)) {
channel->left = lpRect.left + offsettop + 8 ;
channel->right = channel->left + cyChannel;
}
else { /* TBS_RIGHT */
channel->left = lpRect.left + offsettop;
channel->right = channel->left + cyChannel;
}
}
else {
channel->left = lpRect.left + offsetedge;
channel->right = lpRect.right - offsetedge;
if (dwStyle & (TBS_BOTH|TBS_TOP)) {
channel->top = lpRect.top + offsettop + 8 ;
channel->bottom = channel->top + cyChannel;
}
else { /* TBS_BOTTOM */
channel->top = lpRect.top + offsettop;
channel->bottom = channel->top + cyChannel;
}
}
}
static VOID
TRACKBAR_CalcThumb (HWND hwnd, TRACKBAR_INFO *infoPtr)
{
RECT *thumb;
int range, width, thumbdepth;
DWORD dwStyle = GetWindowLongA(hwnd,GWL_STYLE);
thumb=&infoPtr->rcThumb;
range=infoPtr->nRangeMax - infoPtr->nRangeMin;
thumbdepth = ((INT)((FLOAT)infoPtr->uThumbLen / 4.5) * 2) + 2;
if (!range) return; /* FIXME: may this happen? */
if (dwStyle & TBS_VERT)
{
width=infoPtr->rcChannel.bottom - infoPtr->rcChannel.top;
if (dwStyle & (TBS_BOTH | TBS_LEFT))
thumb->left = 10;
else
thumb-> left =2;
thumb->right = thumb -> left + infoPtr->uThumbLen;
thumb->top = infoPtr->rcChannel.top +
(width*(infoPtr->nPos - infoPtr->nRangeMin))/range -
thumbdepth/2;
thumb->bottom = thumb->top + thumbdepth;
}
else
{
width=infoPtr->rcChannel.right - infoPtr->rcChannel.left;
thumb->left = infoPtr->rcChannel.left +
(width*(infoPtr->nPos - infoPtr->nRangeMin))/range -
thumbdepth/2;
thumb->right = thumb->left + thumbdepth;
if (dwStyle & (TBS_BOTH | TBS_TOP))
thumb->top = 10;
else
thumb->top = 2;
thumb->bottom = thumb -> top + infoPtr->uThumbLen;
}
}
static VOID
TRACKBAR_CalcSelection (HWND hwnd, TRACKBAR_INFO *infoPtr)
{
RECT *selection;
int range, width;
selection= & infoPtr->rcSelection;
range=infoPtr->nRangeMax - infoPtr->nRangeMin;
width=infoPtr->rcChannel.right - infoPtr->rcChannel.left;
if (range <= 0)
SetRectEmpty (selection);
else
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_VERT) {
selection->left = infoPtr->rcChannel.left +
(width*infoPtr->nSelMin)/range;
selection->right = infoPtr->rcChannel.left +
(width*infoPtr->nSelMax)/range;
selection->top = infoPtr->rcChannel.top + 2;
selection->bottom = infoPtr->rcChannel.bottom - 2;
} else {
selection->top = infoPtr->rcChannel.top +
(width*infoPtr->nSelMin)/range;
selection->bottom = infoPtr->rcChannel.top +
(width*infoPtr->nSelMax)/range;
selection->left = infoPtr->rcChannel.left + 2;
selection->right = infoPtr->rcChannel.right - 2;
}
}
/* Trackbar drawing code. I like my spaghetti done milanese. */
/* ticPos is in tic-units, not in pixels */
static VOID
TRACKBAR_DrawHorizTic (TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos,
int flags, COLORREF clrTic)
{
RECT rcChannel=infoPtr->rcChannel;
int x,y,width,range,side;
range=infoPtr->nRangeMax - infoPtr->nRangeMin;
width=rcChannel.right - rcChannel.left;
if (flags & TBS_TOP) {
y=rcChannel.top-2;
side=-1;
} else {
y=rcChannel.bottom+2;
side=1;
}
if (flags & TIC_SELECTIONMARK) {
if (flags & TIC_SELECTIONMARKMIN)
x=rcChannel.left + (width*(ticPos - infoPtr->nRangeMin))/range - 1;
else
x=rcChannel.left + (width*(ticPos - infoPtr->nRangeMin))/range + 1;
SetPixel (hdc, x,y+6*side, clrTic);
SetPixel (hdc, x,y+7*side, clrTic);
return;
}
if ((ticPos>infoPtr->nRangeMin) && (ticPos<infoPtr->nRangeMax)) {
x=rcChannel.left + (width*(ticPos - infoPtr->nRangeMin))/range;
SetPixel (hdc, x,y+5*side, clrTic);
SetPixel (hdc, x,y+6*side, clrTic);
SetPixel (hdc, x,y+7*side, clrTic);
}
if (flags & TIC_EDGE) {
if (flags & TIC_LEFTEDGE)
x=rcChannel.left;
else
x=rcChannel.right;
SetPixel (hdc, x,y+5*side, clrTic);
SetPixel (hdc, x,y+6*side, clrTic);
SetPixel (hdc, x,y+7*side, clrTic);
SetPixel (hdc, x,y+8*side, clrTic);
}
}
static VOID
TRACKBAR_DrawVertTic (TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos,
int flags, COLORREF clrTic)
{
RECT rcChannel=infoPtr->rcChannel;
int x,y,width,range,side;
range=infoPtr->nRangeMax - infoPtr->nRangeMin;
width=rcChannel.bottom - rcChannel.top;
if (flags & TBS_TOP) {
x=rcChannel.left-2;
side=-1;
} else {
x=rcChannel.right+2;
side=1;
}
if (flags & TIC_SELECTIONMARK) {
if (flags & TIC_SELECTIONMARKMIN)
y=rcChannel.top + (width*(ticPos - infoPtr->nRangeMin))/range - 1;
else
y=rcChannel.top + (width*(ticPos - infoPtr->nRangeMin))/range + 1;
SetPixel (hdc, x+6*side, y, clrTic);
SetPixel (hdc, x+7*side, y, clrTic);
return;
}
if ((ticPos>infoPtr->nRangeMin) && (ticPos<infoPtr->nRangeMax)) {
y=rcChannel.top + (width*(ticPos - infoPtr->nRangeMin))/range;
SetPixel (hdc, x+5*side, y, clrTic);
SetPixel (hdc, x+6*side, y, clrTic);
SetPixel (hdc, x+7*side, y, clrTic);
}
if (flags & TIC_EDGE) {
if (flags & TIC_LEFTEDGE)
y=rcChannel.top;
else
y=rcChannel.bottom;
SetPixel (hdc, x+5*side, y, clrTic);
SetPixel (hdc, x+6*side, y, clrTic);
SetPixel (hdc, x+7*side, y, clrTic);
SetPixel (hdc, x+8*side, y, clrTic);
}
}
static VOID
TRACKBAR_DrawTics (TRACKBAR_INFO *infoPtr, HDC hdc, LONG ticPos,
int flags, COLORREF clrTic)
{
if (flags & TBS_VERT) {
if ((flags & TBS_TOP) || (flags & TBS_BOTH))
TRACKBAR_DrawVertTic (infoPtr, hdc, ticPos,
flags | TBS_TOP , clrTic);
if (!(flags & TBS_TOP) || (flags & TBS_BOTH))
TRACKBAR_DrawVertTic (infoPtr, hdc, ticPos, flags, clrTic);
return;
}
if ((flags & TBS_TOP) || (flags & TBS_BOTH))
TRACKBAR_DrawHorizTic (infoPtr, hdc, ticPos, flags | TBS_TOP , clrTic);
if (!(flags & TBS_TOP) || (flags & TBS_BOTH))
TRACKBAR_DrawHorizTic (infoPtr, hdc, ticPos, flags, clrTic);
}
static VOID
TRACKBAR_DrawThumb(TRACKBAR_INFO *infoPtr, HDC hdc, DWORD dwStyle)
{
HBRUSH oldbr,hbr = GetSysColorBrush(COLOR_BTNFACE);
HPEN oldpen=(HPEN)NULL,hpn;
RECT thumb = infoPtr->rcThumb;
int BlackUntil=3;
int PointCount=6;
POINT points[6];
static INT PointDepth = 4;
oldbr = SelectObject (hdc, hbr);
SetPolyFillMode (hdc,WINDING);
if (dwStyle & TBS_BOTH)
{
points[0].x=thumb.right;
points[0].y=thumb.top;
points[1].x=thumb.right;
points[1].y=thumb.bottom;
points[2].x=thumb.left;
points[2].y=thumb.bottom;
points[3].x=thumb.left;
points[3].y=thumb.top;
points[4].x=points[0].x;
points[4].y=points[0].y;
PointCount = 5;
BlackUntil = 3;
}
else
{
if (dwStyle & TBS_VERT)
{
if (dwStyle & TBS_LEFT)
{
points[0].x=thumb.right;
points[0].y=thumb.top;
points[1].x=thumb.right;
points[1].y=thumb.bottom;
points[2].x=thumb.left + PointDepth;
points[2].y=thumb.bottom;
points[3].x=thumb.left;
points[3].y=(thumb.bottom - thumb.top) / 2 + thumb.top;
points[4].x=thumb.left + PointDepth;
points[4].y=thumb.top;
points[5].x=points[0].x;
points[5].y=points[0].y;
BlackUntil = 4;
}
else
{
points[0].x=thumb.right;
points[0].y=(thumb.bottom - thumb.top) / 2 + thumb.top;
points[1].x=thumb.right - PointDepth;
points[1].y=thumb.bottom;
points[2].x=thumb.left;
points[2].y=thumb.bottom;
points[3].x=thumb.left;
points[3].y=thumb.top;
points[4].x=thumb.right - PointDepth;
points[4].y=thumb.top;
points[5].x=points[0].x;
points[5].y=points[0].y;
}
}
else
{
if (dwStyle & TBS_TOP)
{
points[0].x=(thumb.right - thumb.left) / 2 + thumb.left ;
points[0].y=thumb.top;
points[1].x=thumb.right;
points[1].y=thumb.top + PointDepth;
points[2].x=thumb.right;
points[2].y=thumb.bottom;
points[3].x=thumb.left;
points[3].y=thumb.bottom;
points[4].x=thumb.left;
points[4].y=thumb.top + PointDepth;
points[5].x=points[0].x;
points[5].y=points[0].y;
BlackUntil = 4;
}
else
{
points[0].x=thumb.right;
points[0].y=thumb.top;
points[1].x=thumb.right;
points[1].y=thumb.bottom - PointDepth;
points[2].x=(thumb.right - thumb.left) / 2 + thumb.left ;
points[2].y=thumb.bottom;
points[3].x=thumb.left;
points[3].y=thumb.bottom - PointDepth;
points[4].x=thumb.left;
points[4].y=thumb.top;
points[5].x=points[0].x;
points[5].y=points[0].y;
}
}
}
/*
* Fill the shape
*/
Polygon (hdc, points, PointCount);
/*
* Draw the edge
*/
hpn = GetStockObject(BLACK_PEN);
oldpen = SelectObject(hdc,hpn);
/*
* Black part
*/
Polyline(hdc,points,BlackUntil);
SelectObject(hdc,oldpen);
hpn = GetStockObject(WHITE_PEN);
SelectObject(hdc,hpn);
/*
* White Part
*/
Polyline(hdc,&points[BlackUntil-1],PointCount+1-BlackUntil);
/*
* restore the brush and pen
*/
SelectObject(hdc,oldbr);
if (oldpen)
SelectObject(hdc,oldpen);
}
static VOID
TRACKBAR_Refresh (HWND hwnd, HDC hdc)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
RECT rcClient, rcChannel, rcSelection;
HBRUSH hBrush;
int i;
GetClientRect (hwnd, &rcClient);
hBrush = CreateSolidBrush (infoPtr->clrBk);
FillRect (hdc, &rcClient, hBrush);
DeleteObject (hBrush);
if (infoPtr->flags & TB_DRAGPOSVALID) {
infoPtr->nPos=infoPtr->dragPos;
infoPtr->flags |= TB_THUMBPOSCHANGED;
}
if (infoPtr->flags & TB_THUMBCHANGED) {
TRACKBAR_CalcThumb (hwnd, infoPtr);
if (infoPtr->flags & TB_THUMBSIZECHANGED)
TRACKBAR_CalcChannel (hwnd, infoPtr);
}
if (infoPtr->flags & TB_SELECTIONCHANGED)
TRACKBAR_CalcSelection (hwnd, infoPtr);
infoPtr->flags &= ~ (TB_THUMBCHANGED | TB_SELECTIONCHANGED |
TB_DRAGPOSVALID);
/* draw channel */
rcChannel = infoPtr->rcChannel;
rcSelection= infoPtr->rcSelection;
DrawEdge (hdc, &rcChannel, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
if (dwStyle & TBS_ENABLESELRANGE) { /* fill the channel */
HBRUSH hbr = CreateSolidBrush (RGB(255,255,255));
FillRect (hdc, &rcChannel, hbr);
if (((dwStyle & TBS_VERT) &&
(rcSelection.left!=rcSelection.right)) ||
((!(dwStyle & TBS_VERT)) &&
(rcSelection.left!=rcSelection.right))) {
hbr=CreateSolidBrush (COLOR_HIGHLIGHT);
FillRect (hdc, &rcSelection, hbr);
}
DeleteObject (hbr);
}
/* draw tics */
if (!(dwStyle & TBS_NOTICKS)) {
int ticFlags = dwStyle & 0x0f;
COLORREF clrTic=GetSysColor (COLOR_3DDKSHADOW);
for (i=0; i<infoPtr->uNumTics; i++)
TRACKBAR_DrawTics (infoPtr, hdc, infoPtr->tics[i],
ticFlags, clrTic);
TRACKBAR_DrawTics (infoPtr, hdc, 0, ticFlags | TIC_LEFTEDGE, clrTic);
TRACKBAR_DrawTics (infoPtr, hdc, 0, ticFlags | TIC_RIGHTEDGE, clrTic);
if ((dwStyle & TBS_ENABLESELRANGE) &&
(rcSelection.left!=rcSelection.right)) {
TRACKBAR_DrawTics (infoPtr, hdc, infoPtr->nSelMin,
ticFlags | TIC_SELECTIONMARKMIN, clrTic);
TRACKBAR_DrawTics (infoPtr, hdc, infoPtr->nSelMax,
ticFlags | TIC_SELECTIONMARKMAX, clrTic);
}
}
/* draw thumb */
if (!(dwStyle & TBS_NOTHUMB))
{
TRACKBAR_DrawThumb(infoPtr,hdc,dwStyle);
}
if (infoPtr->bFocus)
DrawFocusRect (hdc, &rcClient);
}
static VOID
TRACKBAR_AlignBuddies (HWND hwnd, TRACKBAR_INFO *infoPtr)
{
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
HWND hwndParent = GetParent (hwnd);
RECT rcSelf, rcBuddy;
INT x, y;
GetWindowRect (hwnd, &rcSelf);
MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcSelf, 2);
/* align buddy left or above */
if (infoPtr->hwndBuddyLA) {
GetWindowRect (infoPtr->hwndBuddyLA, &rcBuddy);
MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcBuddy, 2);
if (dwStyle & TBS_VERT) {
x = (infoPtr->rcChannel.right + infoPtr->rcChannel.left) / 2 -
(rcBuddy.right - rcBuddy.left) / 2 + rcSelf.left;
y = rcSelf.top - (rcBuddy.bottom - rcBuddy.top);
}
else {
x = rcSelf.left - (rcBuddy.right - rcBuddy.left);
y = (infoPtr->rcChannel.bottom + infoPtr->rcChannel.top) / 2 -
(rcBuddy.bottom - rcBuddy.top) / 2 + rcSelf.top;
}
SetWindowPos (infoPtr->hwndBuddyLA, 0, x, y, 0, 0,
SWP_NOZORDER | SWP_NOSIZE);
}
/* align buddy right or below */
if (infoPtr->hwndBuddyRB) {
GetWindowRect (infoPtr->hwndBuddyRB, &rcBuddy);
MapWindowPoints (HWND_DESKTOP, hwndParent, (LPPOINT)&rcBuddy, 2);
if (dwStyle & TBS_VERT) {
x = (infoPtr->rcChannel.right + infoPtr->rcChannel.left) / 2 -
(rcBuddy.right - rcBuddy.left) / 2 + rcSelf.left;
y = rcSelf.bottom;
}
else {
x = rcSelf.right;
y = (infoPtr->rcChannel.bottom + infoPtr->rcChannel.top) / 2 -
(rcBuddy.bottom - rcBuddy.top) / 2 + rcSelf.top;
}
SetWindowPos (infoPtr->hwndBuddyRB, 0, x, y, 0, 0,
SWP_NOZORDER | SWP_NOSIZE);
}
}
static LRESULT
TRACKBAR_ClearSel (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->nSelMin = 0;
infoPtr->nSelMax = 0;
infoPtr->flags |= TB_SELECTIONCHANGED;
if ((BOOL)wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_ClearTics (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (infoPtr->tics) {
COMCTL32_Free (infoPtr->tics);
infoPtr->tics = NULL;
infoPtr->uNumTics = 0;
}
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_GetBuddy (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (wParam) /* buddy is left or above */
return (LRESULT)infoPtr->hwndBuddyLA;
/* buddy is right or below */
return (LRESULT) infoPtr->hwndBuddyRB;
}
static LRESULT
TRACKBAR_GetChannelRect (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
LPRECT lprc = (LPRECT)lParam;
if (lprc == NULL)
return 0;
lprc->left = infoPtr->rcChannel.left;
lprc->right = infoPtr->rcChannel.right;
lprc->bottom = infoPtr->rcChannel.bottom;
lprc->top = infoPtr->rcChannel.top;
return 0;
}
static LRESULT
TRACKBAR_GetLineSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nLineSize;
}
static LRESULT
TRACKBAR_GetNumTics (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_NOTICKS)
return 0;
return infoPtr->uNumTics+2;
}
static LRESULT
TRACKBAR_GetPageSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nPageSize;
}
static LRESULT
TRACKBAR_GetPos (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nPos;
}
static LRESULT
TRACKBAR_GetRangeMax (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nRangeMax;
}
static LRESULT
TRACKBAR_GetRangeMin (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nRangeMin;
}
static LRESULT
TRACKBAR_GetSelEnd (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nSelMax;
}
static LRESULT
TRACKBAR_GetSelStart (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->nSelMin;
}
static LRESULT
TRACKBAR_GetThumbLength (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return infoPtr->uThumbLen;
}
static LRESULT
TRACKBAR_GetPTics (HWND hwnd)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
return (LRESULT) infoPtr->tics;
}
static LRESULT
TRACKBAR_GetThumbRect (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
LPRECT lprc = (LPRECT)lParam;
if (lprc == NULL)
return 0;
lprc->left = infoPtr->rcThumb.left;
lprc->right = infoPtr->rcThumb.right;
lprc->bottom = infoPtr->rcThumb.bottom;
lprc->top = infoPtr->rcThumb.top;
return 0;
}
static LRESULT
TRACKBAR_GetTic (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT iTic;
iTic=(INT) wParam;
if ((iTic<0) || (iTic>infoPtr->uNumTics))
return -1;
return (LRESULT) infoPtr->tics[iTic];
}
static LRESULT
TRACKBAR_GetTicPos (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT iTic, range, width, pos;
iTic=(INT ) wParam;
if ((iTic<0) || (iTic>infoPtr->uNumTics))
return -1;
range=infoPtr->nRangeMax - infoPtr->nRangeMin;
width=infoPtr->rcChannel.right - infoPtr->rcChannel.left;
pos=infoPtr->rcChannel.left + (width * infoPtr->tics[iTic]) / range;
return (LRESULT) pos;
}
static LRESULT
TRACKBAR_GetToolTips (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_TOOLTIPS)
return (LRESULT)infoPtr->hwndToolTip;
return 0;
}
/* case TBM_GETUNICODEFORMAT: */
static LRESULT
TRACKBAR_SetBuddy (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
HWND hwndTemp;
if (wParam) {
/* buddy is left or above */
hwndTemp = infoPtr->hwndBuddyLA;
infoPtr->hwndBuddyLA = (HWND)lParam;
FIXME("move buddy!\n");
}
else {
/* buddy is right or below */
hwndTemp = infoPtr->hwndBuddyRB;
infoPtr->hwndBuddyRB = (HWND)lParam;
FIXME("move buddy!\n");
}
TRACKBAR_AlignBuddies (hwnd, infoPtr);
return (LRESULT)hwndTemp;
}
static LRESULT
TRACKBAR_SetLineSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT nTemp = infoPtr->nLineSize;
infoPtr->nLineSize = (INT)lParam;
return nTemp;
}
static LRESULT
TRACKBAR_SetPageSize (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT nTemp = infoPtr->nPageSize;
infoPtr->nPageSize = (INT)lParam;
return nTemp;
}
static LRESULT
TRACKBAR_SetPos (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->nPos = (INT)lParam;
if (infoPtr->nPos < infoPtr->nRangeMin)
infoPtr->nPos = infoPtr->nRangeMin;
if (infoPtr->nPos > infoPtr->nRangeMax)
infoPtr->nPos = infoPtr->nRangeMax;
infoPtr->flags |= TB_THUMBPOSCHANGED;
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetRange (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->nRangeMin = (INT)LOWORD(lParam);
infoPtr->nRangeMax = (INT)HIWORD(lParam);
if (infoPtr->nPos < infoPtr->nRangeMin) {
infoPtr->nPos = infoPtr->nRangeMin;
infoPtr->flags |=TB_THUMBPOSCHANGED;
}
if (infoPtr->nPos > infoPtr->nRangeMax) {
infoPtr->nPos = infoPtr->nRangeMax;
infoPtr->flags |=TB_THUMBPOSCHANGED;
}
infoPtr->nPageSize=(infoPtr->nRangeMax - infoPtr->nRangeMin)/5;
if (infoPtr->nPageSize == 0)
infoPtr->nPageSize = 1;
TRACKBAR_RecalculateTics (infoPtr);
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetRangeMax (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->nRangeMax = (INT)lParam;
if (infoPtr->nPos > infoPtr->nRangeMax) {
infoPtr->nPos = infoPtr->nRangeMax;
infoPtr->flags |=TB_THUMBPOSCHANGED;
}
infoPtr->nPageSize=(infoPtr->nRangeMax - infoPtr->nRangeMin)/5;
if (infoPtr->nPageSize == 0)
infoPtr->nPageSize = 1;
TRACKBAR_RecalculateTics (infoPtr);
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetRangeMin (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->nRangeMin = (INT)lParam;
if (infoPtr->nPos < infoPtr->nRangeMin) {
infoPtr->nPos = infoPtr->nRangeMin;
infoPtr->flags |=TB_THUMBPOSCHANGED;
}
infoPtr->nPageSize=(infoPtr->nRangeMax - infoPtr->nRangeMin)/5;
if (infoPtr->nPageSize == 0)
infoPtr->nPageSize = 1;
TRACKBAR_RecalculateTics (infoPtr);
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetTicFreq (HWND hwnd, WPARAM wParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_AUTOTICKS)
infoPtr->uTicFreq=(UINT) wParam;
TRACKBAR_RecalculateTics (infoPtr);
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetSel (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->nSelMin = (INT)LOWORD(lParam);
infoPtr->nSelMax = (INT)HIWORD(lParam);
infoPtr->flags |=TB_SELECTIONCHANGED;
if (!GetWindowLongA (hwnd, GWL_STYLE) & TBS_ENABLESELRANGE)
return 0;
if (infoPtr->nSelMin < infoPtr->nRangeMin)
infoPtr->nSelMin = infoPtr->nRangeMin;
if (infoPtr->nSelMax > infoPtr->nRangeMax)
infoPtr->nSelMax = infoPtr->nRangeMax;
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetSelEnd (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (!GetWindowLongA (hwnd, GWL_STYLE) & TBS_ENABLESELRANGE)
return 0;
infoPtr->nSelMax = (INT)lParam;
infoPtr->flags |= TB_SELECTIONCHANGED;
if (infoPtr->nSelMax > infoPtr->nRangeMax)
infoPtr->nSelMax = infoPtr->nRangeMax;
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetSelStart (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (!GetWindowLongA (hwnd, GWL_STYLE) & TBS_ENABLESELRANGE)
return 0;
infoPtr->nSelMin = (INT)lParam;
infoPtr->flags |=TB_SELECTIONCHANGED;
if (infoPtr->nSelMin < infoPtr->nRangeMin)
infoPtr->nSelMin = infoPtr->nRangeMin;
if (wParam)
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetThumbLength (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_FIXEDLENGTH)
infoPtr->uThumbLen = (UINT)wParam;
infoPtr->flags |= TB_THUMBSIZECHANGED;
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_SetTic (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT nPos = (INT)lParam;
if ((nPos < infoPtr->nRangeMin) || (nPos> infoPtr->nRangeMax))
return FALSE;
infoPtr->uNumTics++;
infoPtr->tics=COMCTL32_ReAlloc( infoPtr->tics,
(infoPtr->uNumTics)*sizeof (DWORD));
infoPtr->tics[infoPtr->uNumTics-1]=nPos;
InvalidateRect (hwnd, NULL, FALSE);
return TRUE;
}
static LRESULT
TRACKBAR_SetTipSide (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT fTemp = infoPtr->fLocation;
infoPtr->fLocation = (INT)wParam;
return fTemp;
}
static LRESULT
TRACKBAR_SetToolTips (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->hwndToolTip = (HWND)wParam;
return 0;
}
/* case TBM_SETUNICODEFORMAT: */
static LRESULT
TRACKBAR_InitializeThumb (HWND hwnd)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
infoPtr->uThumbLen = 23; /* initial thumb length */
TRACKBAR_CalcChannel (hwnd,infoPtr);
TRACKBAR_CalcThumb (hwnd, infoPtr);
infoPtr->flags &= ~TB_SELECTIONCHANGED;
return 0;
}
static LRESULT
TRACKBAR_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr;
infoPtr = (TRACKBAR_INFO *)COMCTL32_Alloc (sizeof(TRACKBAR_INFO));
SetWindowLongA (hwnd, 0, (DWORD)infoPtr);
/* set default values */
infoPtr->nRangeMin = 0;
infoPtr->nRangeMax = 100;
infoPtr->nLineSize = 1;
infoPtr->nPageSize = 20;
infoPtr->nSelMin = 0;
infoPtr->nSelMax = 0;
infoPtr->nPos = 0;
infoPtr->uNumTics = 0; /* start and end tic are not included in count*/
infoPtr->uTicFreq = 1;
infoPtr->tics = NULL;
infoPtr->clrBk = GetSysColor (COLOR_BTNFACE);
infoPtr->hwndNotify = GetParent (hwnd);
TRACKBAR_InitializeThumb (hwnd);
/* Create tooltip control */
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_TOOLTIPS) {
TTTOOLINFOA ti;
infoPtr->hwndToolTip =
CreateWindowExA (0, TOOLTIPS_CLASSA, NULL, 0,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
hwnd, 0, 0, 0);
/* Send NM_TOOLTIPSCREATED notification */
if (infoPtr->hwndToolTip) {
NMTOOLTIPSCREATED nmttc;
nmttc.hdr.hwndFrom = hwnd;
nmttc.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
nmttc.hdr.code = NM_TOOLTIPSCREATED;
nmttc.hwndToolTips = infoPtr->hwndToolTip;
SendMessageA (GetParent (hwnd), WM_NOTIFY,
(WPARAM)nmttc.hdr.idFrom, (LPARAM)&nmttc);
}
ZeroMemory (&ti, sizeof(TTTOOLINFOA));
ti.cbSize = sizeof(TTTOOLINFOA);
ti.uFlags = TTF_IDISHWND | TTF_TRACK;
ti.hwnd = hwnd;
ti.uId = 0;
ti.lpszText = "Test"; /* LPSTR_TEXTCALLBACK */
SetRectEmpty (&ti.rect);
SendMessageA (infoPtr->hwndToolTip, TTM_ADDTOOLA, 0, (LPARAM)&ti);
}
return 0;
}
static LRESULT
TRACKBAR_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
/* delete tooltip control */
if (infoPtr->hwndToolTip)
DestroyWindow (infoPtr->hwndToolTip);
COMCTL32_Free (infoPtr);
SetWindowLongA (hwnd, 0, 0);
return 0;
}
static LRESULT
TRACKBAR_KillFocus (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
TRACE("\n");
infoPtr->bFocus = FALSE;
infoPtr->flags &= ~TB_DRAG_MODE;
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
POINT clickPoint;
SetFocus (hwnd);
clickPoint.y = HIWORD(lParam);
clickPoint.x = LOWORD(lParam);
if (PtInRect(&(infoPtr->rcThumb),clickPoint))
{
infoPtr->flags |= TB_DRAG_MODE;
if (dwStyle & TBS_TOOLTIPS) { /* enable tooltip */
TTTOOLINFOA ti;
POINT pt;
GetCursorPos (&pt);
SendMessageA (infoPtr->hwndToolTip, TTM_TRACKPOSITION, 0,
(LPARAM)MAKELPARAM(pt.x, pt.y));
ti.cbSize = sizeof(TTTOOLINFOA);
ti.uId = 0;
ti.hwnd = (UINT)hwnd;
infoPtr->flags |= TB_SHOW_TOOLTIP;
SetCapture (hwnd);
SendMessageA (infoPtr->hwndToolTip, TTM_TRACKACTIVATE,
(WPARAM)TRUE, (LPARAM)&ti);
}
return 0;
}
else if (PtInRect(&(infoPtr->rcChannel),clickPoint))
{
int clickPlace,prevPos,vertical;
DOUBLE clickPos;
vertical = (dwStyle & TBS_VERT) ? 1 : 0;
if (vertical)
clickPlace=(INT)HIWORD(lParam);
else
clickPlace=(INT)LOWORD(lParam);
clickPos = TRACKBAR_ConvertPlaceToPosition(infoPtr, clickPlace,
vertical);
prevPos = infoPtr->nPos;
if (clickPos > (int)prevPos)
{ /* similar to VK_NEXT */
infoPtr->nPos += infoPtr->nPageSize;
if (infoPtr->nPos > infoPtr->nRangeMax)
infoPtr->nPos = infoPtr->nRangeMax;
TRACKBAR_SendNotify (hwnd, TB_PAGEUP);
}
else
{
infoPtr->nPos -= infoPtr->nPageSize; /* similar to VK_PRIOR */
if (infoPtr->nPos < infoPtr->nRangeMin)
infoPtr->nPos = infoPtr->nRangeMin;
TRACKBAR_SendNotify (hwnd, TB_PAGEDOWN);
}
if (prevPos!=infoPtr->nPos) {
infoPtr->flags |= TB_THUMBPOSCHANGED;
InvalidateRect (hwnd, NULL, FALSE);
}
}
return 0;
}
static LRESULT
TRACKBAR_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
TRACKBAR_SendNotify (hwnd, TB_ENDTRACK);
if (infoPtr->flags & TB_DRAG_MODE)
{
infoPtr->flags &= ~TB_DRAG_MODE;
ReleaseCapture ();
}
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_TOOLTIPS) { /* disable tooltip */
TTTOOLINFOA ti;
ti.cbSize = sizeof(TTTOOLINFOA);
ti.uId = 0;
ti.hwnd = (UINT)hwnd;
infoPtr->flags &= ~TB_SHOW_TOOLTIP;
SendMessageA (infoPtr->hwndToolTip, TTM_TRACKACTIVATE,
(WPARAM)FALSE, (LPARAM)&ti);
}
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_CaptureChanged (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
if (infoPtr->flags & TB_DRAGPOSVALID) {
infoPtr->nPos=infoPtr->dragPos;
InvalidateRect (hwnd, NULL, FALSE);
}
infoPtr->flags &= ~ TB_DRAGPOSVALID;
TRACKBAR_SendNotify (hwnd, TB_ENDTRACK);
return 0;
}
static LRESULT
TRACKBAR_Paint (HWND hwnd, WPARAM wParam)
{
HDC hdc;
PAINTSTRUCT ps;
hdc = wParam==0 ? BeginPaint (hwnd, &ps) : (HDC)wParam;
TRACKBAR_Refresh (hwnd, hdc);
if(!wParam)
EndPaint (hwnd, &ps);
return 0;
}
static LRESULT
TRACKBAR_SetFocus (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
TRACE("\n");
infoPtr->bFocus = TRUE;
InvalidateRect (hwnd, NULL, FALSE);
return 0;
}
static LRESULT
TRACKBAR_Size (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
TRACKBAR_CalcChannel (hwnd, infoPtr);
TRACKBAR_AlignBuddies (hwnd, infoPtr);
return 0;
}
static BOOL
TRACKBAR_SendNotify (HWND hwnd, UINT code)
{
TRACE("%x\n",code);
if (GetWindowLongA (hwnd, GWL_STYLE) & TBS_VERT)
return (BOOL) SendMessageA (GetParent (hwnd),
WM_VSCROLL, (WPARAM)code, (LPARAM)hwnd);
return (BOOL) SendMessageA (GetParent (hwnd),
WM_HSCROLL, (WPARAM)code, (LPARAM)hwnd);
}
static LRESULT
TRACKBAR_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
SHORT clickPlace;
DOUBLE dragPos;
char buf[80];
TRACE("%x\n",wParam);
if (dwStyle & TBS_VERT)
clickPlace=(SHORT)HIWORD(lParam);
else
clickPlace=(SHORT)LOWORD(lParam);
if (!(infoPtr->flags & TB_DRAG_MODE))
return TRUE;
SetCapture (hwnd);
dragPos = TRACKBAR_ConvertPlaceToPosition (infoPtr, clickPlace,
dwStyle & TBS_VERT);
if (dragPos > ((INT)dragPos) + 0.5)
infoPtr->dragPos = dragPos + 1;
else
infoPtr->dragPos = dragPos;
infoPtr->flags |= TB_DRAGPOSVALID;
TRACKBAR_SendNotify (hwnd, TB_THUMBTRACK | (infoPtr->nPos<<16));
if (infoPtr->flags & TB_SHOW_TOOLTIP) {
POINT pt;
TTTOOLINFOA ti;
ti.cbSize = sizeof(TTTOOLINFOA);
ti.hwnd = hwnd;
ti.uId = 0;
ti.hinst=0;
sprintf (buf,"%d",infoPtr->nPos);
ti.lpszText = (LPSTR) buf;
GetCursorPos (&pt);
if (dwStyle & TBS_VERT) {
SendMessageA (infoPtr->hwndToolTip, TTM_TRACKPOSITION,
0, (LPARAM)MAKELPARAM(pt.x+5, pt.y+15));
} else {
SendMessageA (infoPtr->hwndToolTip, TTM_TRACKPOSITION,
0, (LPARAM)MAKELPARAM(pt.x+15, pt.y+5));
}
SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA,
0, (LPARAM)&ti);
}
InvalidateRect (hwnd, NULL, FALSE);
UpdateWindow (hwnd);
return TRUE;
}
static LRESULT
TRACKBAR_KeyDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
TRACKBAR_INFO *infoPtr = TRACKBAR_GetInfoPtr (hwnd);
INT pos;
TRACE("%x\n",wParam);
pos=infoPtr->nPos;
switch (wParam) {
case VK_LEFT:
case VK_UP:
if (infoPtr->nPos == infoPtr->nRangeMin) return FALSE;
infoPtr->nPos -= infoPtr->nLineSize;
if (infoPtr->nPos < infoPtr->nRangeMin)
infoPtr->nPos = infoPtr->nRangeMin;
TRACKBAR_SendNotify (hwnd, TB_LINEUP);
break;
case VK_RIGHT:
case VK_DOWN:
if (infoPtr->nPos == infoPtr->nRangeMax) return FALSE;
infoPtr->nPos += infoPtr->nLineSize;
if (infoPtr->nPos > infoPtr->nRangeMax)
infoPtr->nPos = infoPtr->nRangeMax;
TRACKBAR_SendNotify (hwnd, TB_LINEDOWN);
break;
case VK_NEXT:
if (infoPtr->nPos == infoPtr->nRangeMax) return FALSE;
infoPtr->nPos += infoPtr->nPageSize;
if (infoPtr->nPos > infoPtr->nRangeMax)
infoPtr->nPos = infoPtr->nRangeMax;
TRACKBAR_SendNotify (hwnd, TB_PAGEUP);
break;
case VK_PRIOR:
if (infoPtr->nPos == infoPtr->nRangeMin) return FALSE;
infoPtr->nPos -= infoPtr->nPageSize;
if (infoPtr->nPos < infoPtr->nRangeMin)
infoPtr->nPos = infoPtr->nRangeMin;
TRACKBAR_SendNotify (hwnd, TB_PAGEDOWN);
break;
case VK_HOME:
if (infoPtr->nPos == infoPtr->nRangeMin) return FALSE;
infoPtr->nPos = infoPtr->nRangeMin;
TRACKBAR_SendNotify (hwnd, TB_TOP);
break;
case VK_END:
if (infoPtr->nPos == infoPtr->nRangeMax) return FALSE;
infoPtr->nPos = infoPtr->nRangeMax;
TRACKBAR_SendNotify (hwnd, TB_BOTTOM);
break;
}
if (pos!=infoPtr->nPos) {
infoPtr->flags |=TB_THUMBPOSCHANGED;
InvalidateRect (hwnd, NULL, FALSE);
}
return TRUE;
}
static LRESULT
TRACKBAR_KeyUp (HWND hwnd, WPARAM wParam)
{
switch (wParam) {
case VK_LEFT:
case VK_UP:
case VK_RIGHT:
case VK_DOWN:
case VK_NEXT:
case VK_PRIOR:
case VK_HOME:
case VK_END:
TRACKBAR_SendNotify (hwnd, TB_ENDTRACK);
}
return TRUE;
}
static LRESULT WINAPI
TRACKBAR_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
TRACE("hwnd=%x msg=%x wparam=%x lparam=%lx\n", hwnd, uMsg, wParam, lParam);
if (!TRACKBAR_GetInfoPtr (hwnd) && (uMsg != WM_CREATE))
return DefWindowProcA (hwnd, uMsg, wParam, lParam);
switch (uMsg)
{
case TBM_CLEARSEL:
return TRACKBAR_ClearSel (hwnd, wParam, lParam);
case TBM_CLEARTICS:
return TRACKBAR_ClearTics (hwnd, wParam, lParam);
case TBM_GETBUDDY:
return TRACKBAR_GetBuddy (hwnd, wParam, lParam);
case TBM_GETCHANNELRECT:
return TRACKBAR_GetChannelRect (hwnd, wParam, lParam);
case TBM_GETLINESIZE:
return TRACKBAR_GetLineSize (hwnd, wParam, lParam);
case TBM_GETNUMTICS:
return TRACKBAR_GetNumTics (hwnd, wParam, lParam);
case TBM_GETPAGESIZE:
return TRACKBAR_GetPageSize (hwnd, wParam, lParam);
case TBM_GETPOS:
return TRACKBAR_GetPos (hwnd, wParam, lParam);
case TBM_GETPTICS:
return TRACKBAR_GetPTics (hwnd);
case TBM_GETRANGEMAX:
return TRACKBAR_GetRangeMax (hwnd, wParam, lParam);
case TBM_GETRANGEMIN:
return TRACKBAR_GetRangeMin (hwnd, wParam, lParam);
case TBM_GETSELEND:
return TRACKBAR_GetSelEnd (hwnd, wParam, lParam);
case TBM_GETSELSTART:
return TRACKBAR_GetSelStart (hwnd, wParam, lParam);
case TBM_GETTHUMBLENGTH:
return TRACKBAR_GetThumbLength (hwnd, wParam, lParam);
case TBM_GETTHUMBRECT:
return TRACKBAR_GetThumbRect (hwnd, wParam, lParam);
case TBM_GETTIC:
return TRACKBAR_GetTic (hwnd, wParam, lParam);
case TBM_GETTICPOS:
return TRACKBAR_GetTicPos (hwnd, wParam, lParam);
case TBM_GETTOOLTIPS:
return TRACKBAR_GetToolTips (hwnd, wParam, lParam);
/* case TBM_GETUNICODEFORMAT: */
case TBM_SETBUDDY:
return TRACKBAR_SetBuddy (hwnd, wParam, lParam);
case TBM_SETLINESIZE:
return TRACKBAR_SetLineSize (hwnd, wParam, lParam);
case TBM_SETPAGESIZE:
return TRACKBAR_SetPageSize (hwnd, wParam, lParam);
case TBM_SETPOS:
return TRACKBAR_SetPos (hwnd, wParam, lParam);
case TBM_SETRANGE:
return TRACKBAR_SetRange (hwnd, wParam, lParam);
case TBM_SETRANGEMAX:
return TRACKBAR_SetRangeMax (hwnd, wParam, lParam);
case TBM_SETRANGEMIN:
return TRACKBAR_SetRangeMin (hwnd, wParam, lParam);
case TBM_SETSEL:
return TRACKBAR_SetSel (hwnd, wParam, lParam);
case TBM_SETSELEND:
return TRACKBAR_SetSelEnd (hwnd, wParam, lParam);
case TBM_SETSELSTART:
return TRACKBAR_SetSelStart (hwnd, wParam, lParam);
case TBM_SETTHUMBLENGTH:
return TRACKBAR_SetThumbLength (hwnd, wParam, lParam);
case TBM_SETTIC:
return TRACKBAR_SetTic (hwnd, wParam, lParam);
case TBM_SETTICFREQ:
return TRACKBAR_SetTicFreq (hwnd, wParam);
case TBM_SETTIPSIDE:
return TRACKBAR_SetTipSide (hwnd, wParam, lParam);
case TBM_SETTOOLTIPS:
return TRACKBAR_SetToolTips (hwnd, wParam, lParam);
/* case TBM_SETUNICODEFORMAT: */
case WM_CAPTURECHANGED:
return TRACKBAR_CaptureChanged (hwnd, wParam, lParam);
case WM_CREATE:
return TRACKBAR_Create (hwnd, wParam, lParam);
case WM_DESTROY:
return TRACKBAR_Destroy (hwnd, wParam, lParam);
/* case WM_ENABLE: */
/* case WM_ERASEBKGND: */
/* return 0; */
case WM_GETDLGCODE:
return DLGC_WANTARROWS;
case WM_KEYDOWN:
return TRACKBAR_KeyDown (hwnd, wParam, lParam);
case WM_KEYUP:
return TRACKBAR_KeyUp (hwnd, wParam);
case WM_KILLFOCUS:
return TRACKBAR_KillFocus (hwnd, wParam, lParam);
case WM_LBUTTONDOWN:
return TRACKBAR_LButtonDown (hwnd, wParam, lParam);
case WM_LBUTTONUP:
return TRACKBAR_LButtonUp (hwnd, wParam, lParam);
case WM_MOUSEMOVE:
return TRACKBAR_MouseMove (hwnd, wParam, lParam);
case WM_PAINT:
return TRACKBAR_Paint (hwnd, wParam);
case WM_SETFOCUS:
return TRACKBAR_SetFocus (hwnd, wParam, lParam);
case WM_SIZE:
return TRACKBAR_Size (hwnd, wParam, lParam);
case WM_WININICHANGE:
return TRACKBAR_InitializeThumb (hwnd);
default:
if (uMsg >= WM_USER)
ERR("unknown msg %04x wp=%08x lp=%08lx\n",
uMsg, wParam, lParam);
return DefWindowProcA (hwnd, uMsg, wParam, lParam);
}
return 0;
}
VOID
TRACKBAR_Register (void)
{
WNDCLASSA wndClass;
ZeroMemory (&wndClass, sizeof(WNDCLASSA));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = (WNDPROC)TRACKBAR_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(TRACKBAR_INFO *);
wndClass.hCursor = LoadCursorA (0, IDC_ARROWA);
wndClass.hbrBackground = (HBRUSH)(COLOR_3DFACE + 1);
wndClass.lpszClassName = TRACKBAR_CLASSA;
RegisterClassA (&wndClass);
}
VOID
TRACKBAR_Unregister (void)
{
UnregisterClassA (TRACKBAR_CLASSA, (HINSTANCE)NULL);
}
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