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Got rid of the direct use of WPARAM in Area mouse events on Windows. Whatever happened between then and now, Held works on both Windows and GTK+ now...

This commit is contained in:
Pietro Gagliardi 2014-08-12 05:09:20 -04:00
parent eb504480b1
commit 1873b72d49
2 changed files with 20 additions and 19 deletions
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25
redo/area_windows.c
View File

@ -302,7 +302,7 @@ void repaintArea(HWND hwnd)
xpanic("error repainting Area after event", GetLastError());
}
void areaMouseEvent(HWND hwnd, void *data, DWORD button, BOOL up, WPARAM wParam, LPARAM lParam)
void areaMouseEvent(HWND hwnd, void *data, DWORD button, BOOL up, uintptr_t heldButtons, LPARAM lParam)
{
int xpos, ypos;
@ -310,13 +310,14 @@ void areaMouseEvent(HWND hwnd, void *data, DWORD button, BOOL up, WPARAM wParam,
getScrollPos(hwnd, &xpos, &ypos);
xpos += GET_X_LPARAM(lParam);
ypos += GET_Y_LPARAM(lParam);
finishAreaMouseEvent(data, button, up, wParam, xpos, ypos);
finishAreaMouseEvent(data, button, up, heldButtons, xpos, ypos);
}
static LRESULT CALLBACK areaWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
void *data;
DWORD which;
uintptr_t heldButtons = (uintptr_t) wParam;
data = (void *) GetWindowLongPtrW(hwnd, GWLP_USERDATA);
if (data == NULL) {
@ -360,34 +361,36 @@ static LRESULT CALLBACK areaWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM
// and don't eat the click, as we want to handle clicks that switch into Windows with Areas from other windows
return MA_ACTIVATE;
case WM_MOUSEMOVE:
areaMouseEvent(hwnd, data, 0, FALSE, wParam, lParam);
areaMouseEvent(hwnd, data, 0, FALSE, heldButtons, lParam);
return 0;
case WM_LBUTTONDOWN:
areaMouseEvent(hwnd, data, 1, FALSE, wParam, lParam);
areaMouseEvent(hwnd, data, 1, FALSE, heldButtons, lParam);
return 0;
case WM_LBUTTONUP:
areaMouseEvent(hwnd, data, 1, TRUE, wParam, lParam);
areaMouseEvent(hwnd, data, 1, TRUE, heldButtons, lParam);
return 0;
case WM_MBUTTONDOWN:
areaMouseEvent(hwnd, data, 2, FALSE, wParam, lParam);
areaMouseEvent(hwnd, data, 2, FALSE, heldButtons, lParam);
return 0;
case WM_MBUTTONUP:
areaMouseEvent(hwnd, data, 2, TRUE, wParam, lParam);
areaMouseEvent(hwnd, data, 2, TRUE, heldButtons, lParam);
return 0;
case WM_RBUTTONDOWN:
areaMouseEvent(hwnd, data, 3, FALSE, wParam, lParam);
areaMouseEvent(hwnd, data, 3, FALSE, heldButtons, lParam);
return 0;
case WM_RBUTTONUP:
areaMouseEvent(hwnd, data, 3, TRUE, wParam, lParam);
areaMouseEvent(hwnd, data, 3, TRUE, heldButtons, lParam);
return 0;
case WM_XBUTTONDOWN:
// values start at 1; we want them to start at 4
which = (DWORD) GET_XBUTTON_WPARAM(wParam) + 3;
areaMouseEvent(hwnd, data, which, FALSE, wParam, lParam);
heldButtons = (uintptr_t) GET_KEYSTATE_WPARAM(wParam);
areaMouseEvent(hwnd, data, which, FALSE, heldButtons, lParam);
return TRUE; // XBUTTON messages are different!
case WM_XBUTTONUP:
which = (DWORD) GET_XBUTTON_WPARAM(wParam) + 3;
areaMouseEvent(hwnd, data, which, TRUE, wParam, lParam);
heldButtons = (uintptr_t) GET_KEYSTATE_WPARAM(wParam);
areaMouseEvent(hwnd, data, which, TRUE, heldButtons, lParam);
return TRUE;
case WM_KEYDOWN:
areaKeyEvent(data, FALSE, wParam, lParam);

14
redo/area_windows.go
View File

@ -108,7 +108,7 @@ func getModifiers() (m Modifiers) {
}
//export finishAreaMouseEvent
func finishAreaMouseEvent(data unsafe.Pointer, cbutton C.DWORD, up C.BOOL, wParam C.WPARAM, xpos C.int, ypos C.int) {
func finishAreaMouseEvent(data unsafe.Pointer, cbutton C.DWORD, up C.BOOL, heldButtons C.uintptr_t, xpos C.int, ypos C.int) {
var me MouseEvent
a := (*area)(data)
@ -133,21 +133,19 @@ func finishAreaMouseEvent(data unsafe.Pointer, cbutton C.DWORD, up C.BOOL, wPara
}
// though wparam will contain control and shift state, let's use just one function to get modifiers for both keyboard and mouse events; it'll work the same anyway since we have to do this for alt and windows key (super)
me.Modifiers = getModifiers()
// TODO make wParam unsigned
// TODO XBUTTONs use something different
if button != 1 && (wParam & C.MK_LBUTTON) != 0 {
if button != 1 && (heldButtons & C.MK_LBUTTON) != 0 {
me.Held = append(me.Held, 1)
}
if button != 2 && (wParam & C.MK_MBUTTON) != 0 {
if button != 2 && (heldButtons & C.MK_MBUTTON) != 0 {
me.Held = append(me.Held, 2)
}
if button != 3 && (wParam & C.MK_RBUTTON) != 0 {
if button != 3 && (heldButtons & C.MK_RBUTTON) != 0 {
me.Held = append(me.Held, 3)
}
if button != 4 && (wParam & C.MK_XBUTTON1) != 0 {
if button != 4 && (heldButtons & C.MK_XBUTTON1) != 0 {
me.Held = append(me.Held, 4)
}
if button != 5 && (wParam & C.MK_XBUTTON2) != 0 {
if button != 5 && (heldButtons & C.MK_XBUTTON2) != 0 {
me.Held = append(me.Held, 5)
}
a.handler.Mouse(me)