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Bug 50597 - mousewheel nonfunctional if set to full-page scroll. r=mjudge,jkobal,ben. a=ben.

This commit is contained in:
bryner%uiuc.edu 2000-11-02 05:15:34 +00:00
Родитель 9158e10fc8
Коммит c69f97571b
7 изменённых файлов: 220 добавлений и 160 удалений
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58
content/events/src/nsEventStateManager.cpp
Просмотреть файл

@ -19,7 +19,6 @@
*
* Contributor(s):
*/
#define FORCE_PR_LOG
#include "nsCOMPtr.h"
#include "nsIEventStateManager.h"
@ -67,7 +66,6 @@
#include "nsIDOMXULDocument.h"
#include "nsIDOMXULCommandDispatcher.h"
#include "nsIObserverService.h"
#include "prlog.h"
#include "nsIDocShell.h"
#include "nsIMarkupDocumentViewer.h"
#include "nsITreeFrame.h"
@ -81,8 +79,6 @@ nsIContent * gLastFocusedContent = 0; // Strong reference
nsIDocument * gLastFocusedDocument = 0; // Strong reference
nsIPresContext* gLastFocusedPresContext = 0; // Weak reference
PRLogModuleInfo *MOUSEWHEEL;
PRUint32 nsEventStateManager::mInstanceCount = 0;
enum {
@ -130,8 +126,6 @@ nsEventStateManager::nsEventStateManager()
NS_INIT_REFCNT();
++mInstanceCount;
if (!MOUSEWHEEL)
MOUSEWHEEL = PR_NewLogModule("MOUSEWHEEL");
}
NS_IMETHODIMP
@ -960,40 +954,56 @@ nsEventStateManager::PostHandleEvent(nsIPresContext* aPresContext,
nsMouseScrollEvent *msEvent = (nsMouseScrollEvent*) aEvent;
PRInt32 action = 0;
PRInt32 numLines = 0;
PRBool aBool;
PRBool aBool;
if (msEvent->isShift) {
mPrefService->GetIntPref("mousewheel.withshiftkey.action", &action);
mPrefService->GetBoolPref("mousewheel.withshiftkey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
mPrefService->GetBoolPref("mousewheel.withshiftkey.sysnumlines",
&aBool);
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withshiftkey.numlines", &numLines);
mPrefService->GetIntPref("mousewheel.withshiftkey.numlines",
&numLines);
} else if (msEvent->isControl) {
mPrefService->GetIntPref("mousewheel.withcontrolkey.action", &action);
mPrefService->GetBoolPref("mousewheel.withcontrolkey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
mPrefService->GetBoolPref("mousewheel.withcontrolkey.sysnumlines",
&aBool);
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withcontrolkey.numlines", &numLines);
mPrefService->GetIntPref("mousewheel.withcontrolkey.numlines",
&numLines);
} else if (msEvent->isAlt) {
mPrefService->GetIntPref("mousewheel.withaltkey.action", &action);
mPrefService->GetBoolPref("mousewheel.withaltkey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withaltkey.numlines", &numLines);
mPrefService->GetIntPref("mousewheel.withaltkey.numlines",
&numLines);
} else {
mPrefService->GetIntPref("mousewheel.withnokey.action", &action);
mPrefService->GetBoolPref("mousewheel.withnokey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withnokey.numlines", &numLines);
}
if ((msEvent->deltaLines < 0) && (numLines > 0))
if ((msEvent->delta < 0) && (numLines > 0))
numLines = -numLines;
switch (action) {
@ -1088,7 +1098,7 @@ nsEventStateManager::PostHandleEvent(nsIPresContext* aPresContext,
if (pcContainer) {
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(pcContainer));
if (webNav) {
if (msEvent->deltaLines > 0)
if (msEvent->delta > 0)
webNav->GoBack();
else
webNav->GoForward();
@ -1098,7 +1108,7 @@ nsEventStateManager::PostHandleEvent(nsIPresContext* aPresContext,
break;
case MOUSE_SCROLL_TEXTSIZE:
ChangeTextSize((msEvent->deltaLines > 0) ? 1 : -1);
ChangeTextSize((msEvent->delta > 0) ? 1 : -1);
break;
}
*aStatus = nsEventStatus_eConsumeNoDefault;

58
layout/events/src/nsEventStateManager.cpp
Просмотреть файл

@ -19,7 +19,6 @@
*
* Contributor(s):
*/
#define FORCE_PR_LOG
#include "nsCOMPtr.h"
#include "nsIEventStateManager.h"
@ -67,7 +66,6 @@
#include "nsIDOMXULDocument.h"
#include "nsIDOMXULCommandDispatcher.h"
#include "nsIObserverService.h"
#include "prlog.h"
#include "nsIDocShell.h"
#include "nsIMarkupDocumentViewer.h"
#include "nsITreeFrame.h"
@ -81,8 +79,6 @@ nsIContent * gLastFocusedContent = 0; // Strong reference
nsIDocument * gLastFocusedDocument = 0; // Strong reference
nsIPresContext* gLastFocusedPresContext = 0; // Weak reference
PRLogModuleInfo *MOUSEWHEEL;
PRUint32 nsEventStateManager::mInstanceCount = 0;
enum {
@ -130,8 +126,6 @@ nsEventStateManager::nsEventStateManager()
NS_INIT_REFCNT();
++mInstanceCount;
if (!MOUSEWHEEL)
MOUSEWHEEL = PR_NewLogModule("MOUSEWHEEL");
}
NS_IMETHODIMP
@ -960,40 +954,56 @@ nsEventStateManager::PostHandleEvent(nsIPresContext* aPresContext,
nsMouseScrollEvent *msEvent = (nsMouseScrollEvent*) aEvent;
PRInt32 action = 0;
PRInt32 numLines = 0;
PRBool aBool;
PRBool aBool;
if (msEvent->isShift) {
mPrefService->GetIntPref("mousewheel.withshiftkey.action", &action);
mPrefService->GetBoolPref("mousewheel.withshiftkey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
mPrefService->GetBoolPref("mousewheel.withshiftkey.sysnumlines",
&aBool);
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withshiftkey.numlines", &numLines);
mPrefService->GetIntPref("mousewheel.withshiftkey.numlines",
&numLines);
} else if (msEvent->isControl) {
mPrefService->GetIntPref("mousewheel.withcontrolkey.action", &action);
mPrefService->GetBoolPref("mousewheel.withcontrolkey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
mPrefService->GetBoolPref("mousewheel.withcontrolkey.sysnumlines",
&aBool);
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withcontrolkey.numlines", &numLines);
mPrefService->GetIntPref("mousewheel.withcontrolkey.numlines",
&numLines);
} else if (msEvent->isAlt) {
mPrefService->GetIntPref("mousewheel.withaltkey.action", &action);
mPrefService->GetBoolPref("mousewheel.withaltkey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withaltkey.numlines", &numLines);
mPrefService->GetIntPref("mousewheel.withaltkey.numlines",
&numLines);
} else {
mPrefService->GetIntPref("mousewheel.withnokey.action", &action);
mPrefService->GetBoolPref("mousewheel.withnokey.sysnumlines", &aBool);
if (aBool)
numLines = msEvent->deltaLines;
if (aBool) {
numLines = msEvent->delta;
if (msEvent->isPageScroll)
action = MOUSE_SCROLL_PAGE;
}
else
mPrefService->GetIntPref("mousewheel.withnokey.numlines", &numLines);
}
if ((msEvent->deltaLines < 0) && (numLines > 0))
if ((msEvent->delta < 0) && (numLines > 0))
numLines = -numLines;
switch (action) {
@ -1088,7 +1098,7 @@ nsEventStateManager::PostHandleEvent(nsIPresContext* aPresContext,
if (pcContainer) {
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(pcContainer));
if (webNav) {
if (msEvent->deltaLines > 0)
if (msEvent->delta > 0)
webNav->GoBack();
else
webNav->GoForward();
@ -1098,7 +1108,7 @@ nsEventStateManager::PostHandleEvent(nsIPresContext* aPresContext,
break;
case MOUSE_SCROLL_TEXTSIZE:
ChangeTextSize((msEvent->deltaLines > 0) ? 1 : -1);
ChangeTextSize((msEvent->delta > 0) ? 1 : -1);
break;
}
*aStatus = nsEventStatus_eConsumeNoDefault;

3
widget/public/nsGUIEvent.h
Просмотреть файл

@ -239,7 +239,8 @@ struct nsCompositionEvent : public nsInputEvent {
};
struct nsMouseScrollEvent : public nsInputEvent {
PRInt32 deltaLines;
PRBool isPageScroll;
PRInt32 delta;
};
struct nsReconversionEventReply {

5
widget/src/gtk/nsWidget.cpp
Просмотреть файл

@ -1935,10 +1935,11 @@ nsWidget::OnButtonPressSignal(GdkEventButton * aGdkButtonEvent)
case 4:
case 5:
scrollEvent.isPageScroll = PR_FALSE;
if (aGdkButtonEvent->button == 4)
scrollEvent.deltaLines = -3;
scrollEvent.delta = -3;
else
scrollEvent.deltaLines = 3;
scrollEvent.delta = 3;
scrollEvent.message = NS_MOUSE_SCROLL;
scrollEvent.widget = this;

28
widget/src/os2/nsWindow.cpp
Просмотреть файл

@ -2421,19 +2421,24 @@ PRBool nsWindow::OnVScroll( MPARAM mp1, MPARAM mp2)
scrollEvent.isMeta = PR_FALSE;
switch (SHORT2FROMMP(mp2)) {
case SB_LINEUP:
scrollEvent.deltaLines = -1;
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.delta = -1;
break;
case SB_LINEDOWN:
scrollEvent.deltaLines = 1;
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.delta = 1;
break;
case SB_PAGEUP:
scrollEvent.deltaLines = -10; /* OS2TODO ??? */
scrollEvent.isPageScroll = PR_TRUE;
scrollEvent.delta = -1;
break;
case SB_PAGEDOWN:
scrollEvent.deltaLines = 10; /* OS2TODO ??? */
scrollEvent.isPageScroll = PR_TRUE;
scrollEvent.delta = 1;
break;
default:
scrollEvent.deltaLines = 0;
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.delta = 0;
break;
}
DispatchWindowEvent(&scrollEvent);
@ -2455,18 +2460,23 @@ PRBool nsWindow::OnHScroll( MPARAM mp1, MPARAM mp2)
scrollEvent.isMeta = PR_FALSE;
switch (SHORT2FROMMP(mp2)) {
case SB_LINELEFT:
scrollEvent.deltaColumns = -1;
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.delta = -1;
break;
case SB_LINERIGHT:
scrollEvent.deltaColumns = 1;
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.delta = 1;
break;
case SB_PAGELEFT:
scrollEvent.deltaColumns = -10; /* OS2TODO ??? */
scrollEvent.isPageScroll = PR_TRUE;
scrollEvent.delta = -1;
break;
case SB_PAGERIGHT:
scrollEvent.deltaColumns = 10; /* OS2TODO ??? */
scrollEvent.isPageScroll = PR_TRUE;
scrollEvent.deltaColumns = 1;
break;
default:
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.deltaColumns = 0;
break;
}

225
widget/src/windows/nsWindow.cpp
Просмотреть файл

@ -74,6 +74,10 @@
#define kWindowPositionSlop 10
#ifndef SPI_GETWHEELSCROLLLINES
#define SPI_GETWHEELSCROLLLINES 104
#endif
static NS_DEFINE_CID(kCClipboardCID, NS_CLIPBOARD_CID);
static NS_DEFINE_IID(kRenderingContextCID, NS_RENDERING_CONTEXT_CID);
static NS_DEFINE_CID(kTimerManagerCID, NS_TIMERMANAGER_CID);
@ -2701,12 +2705,9 @@ void PrintEvent(UINT msg, PRBool aShowAllEvents, PRBool aShowMouseMoves)
PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT *aRetValue)
{
static UINT vkKeyCached = 0; // caches VK code fon WM_KEYDOWN
static BOOL firstTime = TRUE; // for mouse wheel logic
static int iDeltaPerLine, iAccumDelta ; // for mouse wheel logic
ULONG ulScrollLines ; // for mouse wheel logic
static UINT vkKeyCached = 0; // caches VK code fon WM_KEYDOWN
PRBool result = PR_FALSE; // call the default nsWindow proc
PRBool getWheelInfo = PR_TRUE;
nsPaletteInfo palInfo;
*aRetValue = 0;
@ -3184,7 +3185,7 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
}
case WM_SETTINGCHANGE:
firstTime = TRUE;
getWheelInfo = PR_TRUE;
break;
case WM_PALETTECHANGED:
@ -3291,111 +3292,137 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT
default: {
// Handle both flavors of mouse wheel events.
if ( msg == WM_MOUSEWHEEL || msg == uMSH_MOUSEWHEEL ) {
// Get mouse wheel metrics (but only once).
if (firstTime) {
firstTime = FALSE;
// This needs to be done differently for Win95 than Win98/NT
// Taken from sample code in MS Intellimouse SDK
// (http://www.microsoft.com/Mouse/intellimouse/sdk/sdkmessaging.htm)
OSVERSIONINFO osversion;
memset(&osversion, 0, sizeof(OSVERSIONINFO));
osversion.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&osversion);
if ((osversion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) &&
(osversion.dwMajorVersion == 4) &&
(osversion.dwMinorVersion == 0))
{
// This is the Windows 95 case
HWND hdlMsWheel = FindWindow(MSH_WHEELMODULE_CLASS,
MSH_WHEELMODULE_TITLE);
if (hdlMsWheel) {
UINT uiMsh_MsgScrollLines = RegisterWindowMessage(MSH_SCROLL_LINES);
if (uiMsh_MsgScrollLines) {
ulScrollLines = (int) SendMessage(hdlMsWheel,
uiMsh_MsgScrollLines, 0, 0);
}
}
}
else if (osversion.dwMajorVersion >= 4) {
// This is the Win98/NT4/Win2K case
SystemParametersInfo (104, 0, &ulScrollLines, 0);
}
// ulScrollLines usually equals 3 or 0 (for no scrolling)
// WHEEL_DELTA equals 120, so iDeltaPerLine will be 40
if (ulScrollLines)
iDeltaPerLine = WHEEL_DELTA / ulScrollLines ;
else
iDeltaPerLine = 0 ;
}
if (iDeltaPerLine == 0)
return 0;
// The mousewheel event will be dispatched to the toplevel
// window. We need to give it to the child window
POINT point;
point.x = (short) LOWORD(lParam);
point.y = (short) HIWORD(lParam);
HWND destWnd = ::WindowFromPoint(point);
if ((msg == WM_MOUSEWHEEL) || (msg == uMSH_MOUSEWHEEL)) {
static int iDeltaPerLine;
static ULONG ulScrollLines;
// Get mouse wheel metrics (but only once).
if (getWheelInfo) {
getWheelInfo = PR_FALSE;
// Since we receive mousewheel events for as long as
// we are focused, it's entirely possible that there
// is another app's window or no window under the
// pointer.
if (!destWnd) {
// No window is under the pointer
break;
}
LONG proc = ::GetWindowLong(destWnd, GWL_WNDPROC);
if (proc != (LONG)&nsWindow::WindowProc) {
// Some other app
break;
}
else if (destWnd != mWnd) {
nsWindow* destWindow = GetNSWindowPtr(destWnd);
if (destWindow) {
return destWindow->ProcessMessage(msg, wParam, lParam, aRetValue);
// This needs to be done differently for Win95 than Win98/NT
// Taken from sample code in MS Intellimouse SDK
// http://www.microsoft.com/Mouse/intellimouse/sdk/sdkmessaging.htm
OSVERSIONINFO osversion;
memset(&osversion, 0, sizeof(OSVERSIONINFO));
osversion.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&osversion);
if ((osversion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) &&
(osversion.dwMajorVersion == 4) &&
(osversion.dwMinorVersion == 0))
{
// This is the Windows 95 case
HWND hdlMsWheel = FindWindow(MSH_WHEELMODULE_CLASS,
MSH_WHEELMODULE_TITLE);
if (hdlMsWheel) {
UINT uiMsh_MsgScrollLines = RegisterWindowMessage(MSH_SCROLL_LINES);
if (uiMsh_MsgScrollLines) {
ulScrollLines = (int) SendMessage(hdlMsWheel,
uiMsh_MsgScrollLines, 0,
0);
}
}
#ifdef DEBUG
else
printf("WARNING: couldn't get child window for MW event\n");
#endif
}
else if (osversion.dwMajorVersion >= 4) {
// This is the Win98/NT4/Win2K case
SystemParametersInfo (SPI_GETWHEELSCROLLLINES, 0,
&ulScrollLines, 0);
}
nsMouseScrollEvent scrollEvent;
if (msg == WM_MOUSEWHEEL)
scrollEvent.deltaLines = -((short) HIWORD (wParam) / iDeltaPerLine);
// ulScrollLines usually equals 3 or 0 (for no scrolling)
// WHEEL_DELTA equals 120, so iDeltaPerLine will be 40.
// However, if ulScrollLines > WHEEL_DELTA, we assume that
// the mouse driver wants a page scroll. The docs state that
// ulScrollLines should explicitly equal WHEEL_PAGESCROLL, but
// since some mouse drivers use an arbitrary large number instead,
// we have to handle that as well.
iDeltaPerLine = 0;
if (ulScrollLines) {
if (ulScrollLines <= WHEEL_DELTA) {
iDeltaPerLine = WHEEL_DELTA / ulScrollLines;
} else {
ulScrollLines = WHEEL_PAGESCROLL;
}
}
}
if ((ulScrollLines != WHEEL_PAGESCROLL) && (!iDeltaPerLine))
return 0;
// The mousewheel event will be dispatched to the toplevel
// window. We need to give it to the child window
POINT point;
point.x = (short) LOWORD(lParam);
point.y = (short) HIWORD(lParam);
HWND destWnd = ::WindowFromPoint(point);
// Since we receive mousewheel events for as long as
// we are focused, it's entirely possible that there
// is another app's window or no window under the
// pointer.
if (!destWnd) {
// No window is under the pointer
break;
}
LONG proc = ::GetWindowLong(destWnd, GWL_WNDPROC);
if (proc != (LONG)&nsWindow::WindowProc) {
// Some other app
break;
}
else if (destWnd != mWnd) {
nsWindow* destWindow = GetNSWindowPtr(destWnd);
if (destWindow) {
return destWindow->ProcessMessage(msg, wParam, lParam,
aRetValue);
}
#ifdef DEBUG
else
scrollEvent.deltaLines = -((int) wParam / iDeltaPerLine);
scrollEvent.eventStructType = NS_MOUSE_SCROLL_EVENT;
scrollEvent.isShift = IS_VK_DOWN(NS_VK_SHIFT);
scrollEvent.isControl = IS_VK_DOWN(NS_VK_CONTROL);
scrollEvent.isMeta = PR_FALSE;
scrollEvent.isAlt = IS_VK_DOWN(NS_VK_ALT);
InitEvent(scrollEvent, NS_MOUSE_SCROLL);
if (nsnull != mEventCallback) {
result = DispatchWindowEvent(&scrollEvent);
}
NS_RELEASE(scrollEvent.widget);
printf("WARNING: couldn't get child window for MW event\n");
#endif
}
nsMouseScrollEvent scrollEvent;
if (ulScrollLines == WHEEL_PAGESCROLL) {
scrollEvent.isPageScroll = PR_TRUE;
if (msg == WM_MOUSEWHEEL)
scrollEvent.delta = (((short) HIWORD (wParam)) > 0) ? -1 : 1;
else
scrollEvent.delta = ((int) wParam > 0) ? -1 : 1;
} else {
scrollEvent.isPageScroll = PR_FALSE;
if (msg == WM_MOUSEWHEEL)
scrollEvent.delta = -((short) HIWORD (wParam) / iDeltaPerLine);
else
scrollEvent.delta = -((int) wParam / iDeltaPerLine);
}
scrollEvent.eventStructType = NS_MOUSE_SCROLL_EVENT;
scrollEvent.isShift = IS_VK_DOWN(NS_VK_SHIFT);
scrollEvent.isControl = IS_VK_DOWN(NS_VK_CONTROL);
scrollEvent.isMeta = PR_FALSE;
scrollEvent.isAlt = IS_VK_DOWN(NS_VK_ALT);
InitEvent(scrollEvent, NS_MOUSE_SCROLL);
if (nsnull != mEventCallback) {
result = DispatchWindowEvent(&scrollEvent);
}
NS_RELEASE(scrollEvent.widget);
} // WM_MOUSEWHEEL || uMSH_MOUSEWHEEL
//
// reconvertion meesage for Windows 95 / NT 4.0
//
// See the following URL
// http://msdn.microsoft.com/library/specs/msimeif_perimeinterfaces.htm#WM_MSIME_RECONVERT
// http://www.justsystem.co.jp/tech/atok/api12_04.html#4_11
else if ((msg == nsWindow::uWM_ATOK_RECONVERT) || (msg == nsWindow::uWM_MSIME_RECONVERT)) {
result = OnIMERequest(wParam, lParam, aRetValue, PR_TRUE);
}

3
widget/src/xlib/nsAppShell.cpp
Просмотреть файл

@ -710,7 +710,8 @@ nsAppShell::HandleButtonEvent(XEvent *event, nsWidget *aWidget)
break;
case 4:
case 5:
scrollEvent.deltaLines = (event->xbutton.button == 4) ? -3 : 3;
scrollEvent.delta = (event->xbutton.button == 4) ? -3 : 3;
scrollEvent.isPageScroll = PR_FALSE;
scrollEvent.message = NS_MOUSE_SCROLL;
scrollEvent.widget = aWidget;
scrollEvent.eventStructType = NS_MOUSE_SCROLL_EVENT;