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Remove PROGRESS_Refresh, always do InvalidateRect() to repaint. 

Add WM_ERASEBKGND handler as in Windows.
Be slightly smarter whether invalidate background or not.
Always treat wParam as INT to not lose signed values.
This commit is contained in:
Dmitry Timoshkov 2002-02-05 18:08:38 +00:00 committed by Alexandre Julliard
parent 07869ec403
commit 94d5cd4203
1 changed files with 83 additions and 54 deletions
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143
dlls/comctl32/progress.c
View File

@ -34,23 +34,13 @@ typedef struct
"(%04x): wp=%04x lp=%08lx\n", msg, wParam, lParam);
/***********************************************************************
* PROGRESS_Draw
* Draws the progress bar.
* PROGRESS_EraseBackground
*/
static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
static void PROGRESS_EraseBackground(PROGRESS_INFO *infoPtr, WPARAM wParam)
{
HBRUSH hbrBar, hbrBk;
int rightBar, rightMost, ledWidth;
RECT rect;
DWORD dwStyle;
TRACE("(infoPtr=%p, hdc=%x)\n", infoPtr, hdc);
/* get the required bar brush */
if (infoPtr->ColorBar == CLR_DEFAULT)
hbrBar = GetSysColorBrush(COLOR_HIGHLIGHT);
else
hbrBar = CreateSolidBrush (infoPtr->ColorBar);
HBRUSH hbrBk;
HDC hdc = wParam ? (HDC)wParam : GetDC(infoPtr->Self);
/* get the required background brush */
if(infoPtr->ColorBk == CLR_DEFAULT)
@ -64,6 +54,35 @@ static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
/* draw the background */
FillRect(hdc, &rect, hbrBk);
/* delete background brush */
if(infoPtr->ColorBk != CLR_DEFAULT)
DeleteObject (hbrBk);
if(!wParam) ReleaseDC(infoPtr->Self, hdc);
}
/***********************************************************************
* PROGRESS_Draw
* Draws the progress bar.
*/
static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
{
HBRUSH hbrBar;
int rightBar, rightMost, ledWidth;
RECT rect;
DWORD dwStyle;
TRACE("(infoPtr=%p, hdc=%x)\n", infoPtr, hdc);
/* get the required bar brush */
if (infoPtr->ColorBar == CLR_DEFAULT)
hbrBar = GetSysColorBrush(COLOR_HIGHLIGHT);
else
hbrBar = CreateSolidBrush (infoPtr->ColorBar);
/* get client rectangle */
GetClientRect (infoPtr->Self, &rect);
InflateRect(&rect, -1, -1);
/* get the window style */
@ -117,24 +136,9 @@ static LRESULT PROGRESS_Draw (PROGRESS_INFO *infoPtr, HDC hdc)
if (infoPtr->ColorBar != CLR_DEFAULT)
DeleteObject (hbrBar);
/* delete background brush */
if (infoPtr->ColorBk != CLR_DEFAULT)
DeleteObject (hbrBk);
return 0;
}
/***********************************************************************
* PROGRESS_Refresh
* Draw the progress bar. The background need not be erased.
*/
static LRESULT PROGRESS_Refresh (PROGRESS_INFO *infoPtr)
{
HDC hdc = GetDC (infoPtr->Self);
LRESULT res = PROGRESS_Draw (infoPtr, hdc);
ReleaseDC (infoPtr->Self, hdc);
return res;
}
/***********************************************************************
* PROGRESS_Paint
@ -173,7 +177,7 @@ static HFONT PROGRESS_SetFont (PROGRESS_INFO *infoPtr, HFONT hFont, BOOL bRedraw
{
HFONT hOldFont = infoPtr->Font;
infoPtr->Font = hFont;
if (bRedraw) PROGRESS_Refresh (infoPtr);
/* Since infoPtr->Font is not used, there is no need for repaint */
return hOldFont;
}
@ -184,12 +188,9 @@ static DWORD PROGRESS_SetRange (PROGRESS_INFO *infoPtr, int low, int high)
/* if nothing changes, simply return */
if(infoPtr->MinVal == low && infoPtr->MaxVal == high) return res;
/* if things are different, adjust values and repaint the control */
if (high <= low) high = low + 1;
infoPtr->MinVal = low;
infoPtr->MaxVal = high;
PROGRESS_CoercePos(infoPtr);
PROGRESS_Refresh (infoPtr);
return res;
}
@ -199,16 +200,19 @@ static DWORD PROGRESS_SetRange (PROGRESS_INFO *infoPtr, int low, int high)
static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam)
{
PROGRESS_INFO *infoPtr = (PROGRESS_INFO *)GetWindowLongW(hwnd, 0);
DWORD dwExStyle;
UINT temp;
PROGRESS_INFO *infoPtr;
TRACE("hwnd=%x msg=%04x wparam=%x lParam=%lx\n", hwnd, message, wParam, lParam);
infoPtr = (PROGRESS_INFO *)GetWindowLongW(hwnd, 0);
if (!infoPtr && message != WM_CREATE)
return DefWindowProcW( hwnd, message, wParam, lParam );
switch(message) {
case WM_CREATE:
dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
{
DWORD dwExStyle = GetWindowLongW (hwnd, GWL_EXSTYLE);
dwExStyle &= ~(WS_EX_CLIENTEDGE | WS_EX_WINDOWEDGE);
dwExStyle |= WS_EX_STATICEDGE;
SetWindowLongW (hwnd, GWL_EXSTYLE, dwExStyle | WS_EX_STATICEDGE);
@ -232,6 +236,7 @@ static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
infoPtr->Font = 0;
TRACE("Progress Ctrl creation, hwnd=%04x\n", hwnd);
return 0;
}
case WM_DESTROY:
TRACE("Progress Ctrl destruction, hwnd=%04x\n", hwnd);
@ -240,8 +245,7 @@ static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
return 0;
case WM_ERASEBKGND:
/* pretend to erase it here, but we will do it in the paint
function to avoid flicker */
PROGRESS_EraseBackground(infoPtr, wParam);
return TRUE;
case WM_GETFONT:
@ -254,44 +258,67 @@ static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
return PROGRESS_Paint (infoPtr, (HDC)wParam);
case PBM_DELTAPOS:
{
INT oldVal;
if(lParam) UNKNOWN_PARAM(PBM_DELTAPOS, wParam, lParam);
temp = infoPtr->CurVal;
oldVal = infoPtr->CurVal;
if(wParam != 0) {
infoPtr->CurVal += (WORD)wParam;
BOOL bErase;
infoPtr->CurVal += (INT)wParam;
PROGRESS_CoercePos (infoPtr);
PROGRESS_Refresh (infoPtr);
TRACE("PBM_DELTAPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
bErase = (oldVal > infoPtr->CurVal);
InvalidateRect(hwnd, NULL, bErase);
}
return oldVal;
}
return temp;
case PBM_SETPOS:
{
INT oldVal;
if (lParam) UNKNOWN_PARAM(PBM_SETPOS, wParam, lParam);
temp = infoPtr->CurVal;
if(temp != wParam) {
infoPtr->CurVal = (WORD)wParam;
oldVal = infoPtr->CurVal;
if(oldVal != wParam) {
BOOL bErase;
infoPtr->CurVal = (INT)wParam;
PROGRESS_CoercePos(infoPtr);
PROGRESS_Refresh (infoPtr);
TRACE("PBM_SETPOS: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
bErase = (oldVal > infoPtr->CurVal);
InvalidateRect(hwnd, NULL, bErase);
}
return oldVal;
}
return temp;
case PBM_SETRANGE:
if (wParam) UNKNOWN_PARAM(PBM_SETRANGE, wParam, lParam);
return PROGRESS_SetRange (infoPtr, (int)LOWORD(lParam), (int)HIWORD(lParam));
case PBM_SETSTEP:
{
INT oldStep;
if (lParam) UNKNOWN_PARAM(PBM_SETSTEP, wParam, lParam);
temp = infoPtr->Step;
infoPtr->Step = (WORD)wParam;
return temp;
oldStep = infoPtr->Step;
infoPtr->Step = (INT)wParam;
return oldStep;
}
case PBM_STEPIT:
{
INT oldVal;
if (wParam || lParam) UNKNOWN_PARAM(PBM_STEPIT, wParam, lParam);
temp = infoPtr->CurVal;
oldVal = infoPtr->CurVal;
infoPtr->CurVal += infoPtr->Step;
if(infoPtr->CurVal > infoPtr->MaxVal)
infoPtr->CurVal = infoPtr->MinVal;
if(temp != infoPtr->CurVal)
PROGRESS_Refresh (infoPtr);
return temp;
if(oldVal != infoPtr->CurVal)
{
BOOL bErase;
TRACE("PBM_STEPIT: current pos changed from %d to %d\n", oldVal, infoPtr->CurVal);
bErase = (oldVal > infoPtr->CurVal);
InvalidateRect(hwnd, NULL, bErase);
}
return oldVal;
}
case PBM_SETRANGE32:
return PROGRESS_SetRange (infoPtr, (int)wParam, (int)lParam);
@ -310,12 +337,14 @@ static LRESULT WINAPI ProgressWindowProc(HWND hwnd, UINT message,
case PBM_SETBARCOLOR:
if (wParam) UNKNOWN_PARAM(PBM_SETBARCOLOR, wParam, lParam);
infoPtr->ColorBar = (COLORREF)lParam;
return PROGRESS_Refresh (infoPtr);
InvalidateRect(hwnd, NULL, TRUE);
return 0;
case PBM_SETBKCOLOR:
if (wParam) UNKNOWN_PARAM(PBM_SETBKCOLOR, wParam, lParam);
infoPtr->ColorBk = (COLORREF)lParam;
return PROGRESS_Refresh (infoPtr);
InvalidateRect(hwnd, NULL, TRUE);
return 0;
default:
if (message >= WM_USER)