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Tuning: the MSG_IDLE message will be relayed to the descendant control if the control captured the mouse currently

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Vincent Wei
2022-09-26 20:03:20 +08:00
parent 7e470b0e78
commit a926754a6b
2 changed files with 8 additions and 16 deletions
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3
include/window.h
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@@ -2905,6 +2905,9 @@ typedef struct _WINMASKINFO {
*
* This message is sent to the all main windows when the system
* enters idle loop.
*
* Since 5.0.10, this messasge will be relayed to the descendant control
* if the control captured the mouse event.
*/
#define MSG_IDLE 0x0142

21
src/gui/window.c
View File

@@ -2607,13 +2607,12 @@ static LRESULT DefaultSystemMsgHandler(PMAINWIN pWin, UINT message,
** MSG_IDLE, MSG_CARETBLINK:
*/
if (message == MSG_IDLE) {
#if 0 /* deprecated code */
if (pWin == checkAndGetMainWinIfWindow (sg_repeat_msg.hwnd)) {
SendNotifyMessage (sg_repeat_msg.hwnd,
sg_repeat_msg.message,
sg_repeat_msg.wParam, sg_repeat_msg.lParam);
/* Since 5.0.10, MSG_IDLE will also be relayed to
the descendant control if the control captured the mouse event. */
HWND captured = GetCapture();
if (captured && GetMainWindowHandle(captured) == (HWND)pWin) {
PostMessage(captured, MSG_IDLE, wParam, lParam);
}
#endif /* deprecated code */
}
else if (message == MSG_CARETBLINK && pWin->dwStyle & WS_VISIBLE) {
BlinkCaret ((HWND)pWin);
@@ -4537,11 +4536,6 @@ BOOL GUIAPI DestroyMainWindow (HWND hWnd)
SendMessage (HWND_DESKTOP, MSG_REMOVEMAINWIN, (WPARAM)hWnd, 0);
#if 0 /* deprecated code */
if (sg_repeat_msg.hwnd == hWnd)
sg_repeat_msg.hwnd = 0;
#endif /* deprecated code */
/* make the window to be invalid for PeekMessageEx, PostMessage etc */
pWin->DataType = TYPE_WINTODEL;
@@ -6093,11 +6087,6 @@ BOOL GUIAPI DestroyWindow (HWND hWnd)
pCtrl->privCDC = 0;
}
#if 0 /* deprecated code */
if (sg_repeat_msg.hwnd == hWnd)
sg_repeat_msg.hwnd = 0;
#endif /* deprecated code */
ThrowAwayMessages (hWnd);
if (pCtrl->dwExStyle & WS_EX_CTRLASMAINWIN) {