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Correct tooltips behavior.

This commit is contained in:
Thomas Weidenmüller 2004-08-12 20:27:01 +00:00 committed by Alexandre Julliard
parent ba01e4afb6
commit 0a4d8f7f7d
1 changed files with 97 additions and 9 deletions
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106
dlls/comctl32/tooltips.c
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@ -119,6 +119,7 @@ typedef struct
INT nAutoPopTime;
INT nInitialTime;
RECT rcMargin;
BOOL bToolBelow;
TTTOOL_INFO *tools;
} TOOLTIPS_INFO;
@ -132,10 +133,13 @@ typedef struct
/* offsets from window edge to start of text */
#define NORMAL_TEXT_MARGIN 2
#define BALLOON_TEXT_MARGIN (NORMAL_TEXT_MARGIN+10)
#define BALLOON_TEXT_MARGIN (NORMAL_TEXT_MARGIN+8)
/* value used for CreateRoundRectRgn that specifies how much
* each corner is curved */
#define BALLOON_ROUNDEDNESS 20
#define BALLOON_STEMHEIGHT 13
#define BALLOON_STEMWIDTH 10
#define BALLOON_STEMINDENT 20
LRESULT CALLBACK
TOOLTIPS_SubclassProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR uId, DWORD_PTR dwRef);
@ -178,6 +182,7 @@ TOOLTIPS_Refresh (HWND hwnd, HDC hdc)
rc.top += (BALLOON_TEXT_MARGIN + infoPtr->rcMargin.top);
rc.right -= (BALLOON_TEXT_MARGIN + infoPtr->rcMargin.right);
rc.bottom -= (BALLOON_TEXT_MARGIN + infoPtr->rcMargin.bottom);
if(infoPtr->bToolBelow) rc.top += BALLOON_STEMHEIGHT;
}
else
{
@ -351,6 +356,7 @@ TOOLTIPS_CalcTipSize (HWND hwnd, TOOLTIPS_INFO *infoPtr, LPSIZE lpSize)
{
HDC hdc;
HFONT hOldFont;
DWORD style = GetWindowLongW(hwnd, GWL_STYLE);
UINT uFlags = DT_EXTERNALLEADING | DT_CALCRECT;
RECT rc = {0, 0, 0, 0};
@ -358,7 +364,7 @@ TOOLTIPS_CalcTipSize (HWND hwnd, TOOLTIPS_INFO *infoPtr, LPSIZE lpSize)
rc.right = infoPtr->nMaxTipWidth;
uFlags |= DT_WORDBREAK;
}
if (GetWindowLongA (hwnd, GWL_STYLE) & TTS_NOPREFIX)
if (style & TTS_NOPREFIX)
uFlags |= DT_NOPREFIX;
TRACE("%s\n", debugstr_w(infoPtr->szTipText));
@ -368,12 +374,13 @@ TOOLTIPS_CalcTipSize (HWND hwnd, TOOLTIPS_INFO *infoPtr, LPSIZE lpSize)
SelectObject (hdc, hOldFont);
ReleaseDC (hwnd, hdc);
if (GetWindowLongW(hwnd, GWL_STYLE) & TTS_BALLOON)
if (style & TTS_BALLOON)
{
lpSize->cx = rc.right - rc.left + 2*BALLOON_TEXT_MARGIN +
infoPtr->rcMargin.left + infoPtr->rcMargin.right;
lpSize->cy = rc.bottom - rc.top + 2*BALLOON_TEXT_MARGIN +
infoPtr->rcMargin.bottom + infoPtr->rcMargin.top;
infoPtr->rcMargin.bottom + infoPtr->rcMargin.top +
BALLOON_STEMHEIGHT;
}
else
{
@ -392,6 +399,8 @@ TOOLTIPS_Show (HWND hwnd, TOOLTIPS_INFO *infoPtr)
RECT rect, wndrect;
SIZE size;
NMHDR hdr;
int ptfx = 0;
DWORD style = GetWindowLongW(hwnd, GWL_STYLE);
if (infoPtr->nTool == -1) {
TRACE("invalid tool (-1)!\n");
@ -433,11 +442,49 @@ TOOLTIPS_Show (HWND hwnd, TOOLTIPS_INFO *infoPtr)
MapWindowPoints (toolPtr->hwnd, NULL, (LPPOINT)&rc, 2);
}
rect.left = (rc.left + rc.right - size.cx) / 2;
rect.top = rc.bottom + 2;
if (style & TTS_BALLOON)
{
ptfx = rc.left + ((rc.right - rc.left) / 2);
if(rect.top - size.cy >= 0)
{
rect.top -= size.cy;
infoPtr->bToolBelow = FALSE;
}
else
{
infoPtr->bToolBelow = TRUE;
rect.top += 20;
}
rect.left = max(0, rect.left - BALLOON_STEMINDENT);
}
else
{
rect.top = rc.bottom + 2;
infoPtr->bToolBelow = TRUE;
}
}
else {
GetCursorPos ((LPPOINT)&rect);
rect.top += 20;
if (style & TTS_BALLOON)
{
ptfx = rect.left;
if(rect.top - size.cy >= 0)
{
rect.top -= size.cy;
infoPtr->bToolBelow = FALSE;
}
else
{
infoPtr->bToolBelow = TRUE;
rect.top += 20;
}
rect.left = max(0, rect.left - BALLOON_STEMINDENT);
}
else
{
rect.top += 20;
infoPtr->bToolBelow = TRUE;
}
}
TRACE("pos %ld - %ld\n", rect.left, rect.top);
@ -468,12 +515,53 @@ TOOLTIPS_Show (HWND hwnd, TOOLTIPS_INFO *infoPtr)
AdjustWindowRectEx (&rect, GetWindowLongA (hwnd, GWL_STYLE),
FALSE, GetWindowLongA (hwnd, GWL_EXSTYLE));
if (GetWindowLongW(hwnd, GWL_STYLE) & TTS_BALLOON)
if (style & TTS_BALLOON)
{
HRGN hRgn;
HRGN hrStem;
POINT pts[3];
/* FIXME: need to add pointy bit using CreatePolyRgn & CombinRgn */
hRgn = CreateRoundRectRgn(0, 0, rect.right - rect.left, rect.bottom - rect.top, BALLOON_ROUNDEDNESS, BALLOON_ROUNDEDNESS);
ptfx -= rect.left;
if(infoPtr->bToolBelow)
{
pts[0].x = ptfx;
pts[0].y = 0;
pts[1].x = max(BALLOON_STEMINDENT, ptfx - (BALLOON_STEMWIDTH / 2));
pts[1].y = BALLOON_STEMHEIGHT;
pts[2].x = pts[1].x + BALLOON_STEMWIDTH;
pts[2].y = pts[1].y;
if(pts[2].x > (rect.right - rect.left) - BALLOON_STEMINDENT)
{
pts[2].x = (rect.right - rect.left) - BALLOON_STEMINDENT;
pts[1].x = pts[2].x - BALLOON_STEMWIDTH;
}
}
else
{
pts[0].x = max(BALLOON_STEMINDENT, ptfx - (BALLOON_STEMWIDTH / 2));
pts[0].y = (rect.bottom - rect.top) - BALLOON_STEMHEIGHT;
pts[1].x = pts[0].x + BALLOON_STEMWIDTH;
pts[1].y = pts[0].y;
pts[2].x = ptfx;
pts[2].y = (rect.bottom - rect.top);
if(pts[1].x > (rect.right - rect.left) - BALLOON_STEMINDENT)
{
pts[1].x = (rect.right - rect.left) - BALLOON_STEMINDENT;
pts[0].x = pts[1].x - BALLOON_STEMWIDTH;
}
}
hrStem = CreatePolygonRgn(pts, sizeof(pts) / sizeof(pts[0]), ALTERNATE);
hRgn = CreateRoundRectRgn(0,
(infoPtr->bToolBelow ? BALLOON_STEMHEIGHT : 0),
rect.right - rect.left,
(infoPtr->bToolBelow ? rect.bottom - rect.top : rect.bottom - rect.top - BALLOON_STEMHEIGHT),
BALLOON_ROUNDEDNESS, BALLOON_ROUNDEDNESS);
CombineRgn(hRgn, hRgn, hrStem, RGN_OR);
DeleteObject(hrStem);
SetWindowRgn(hwnd, hRgn, FALSE);
/* we don't free the region handle as the system deletes it when