LRESULT WM_GETDLGCODE(int /*long*/ wParam, int /*long*/ lParam) {
LRESULT result = super.WM_GETDLGCODE(wParam, lParam);
if (result != null) return result;
int index, count;
int /*long*/ code = 0;
if (OS.COMCTL32_MAJOR >= 6) {
LITEM item = new LITEM();
item.mask = OS.LIF_ITEMINDEX | OS.LIF_STATE;
item.stateMask = OS.LIS_FOCUSED;
index = 0;
while (OS.SendMessage(handle, OS.LM_GETITEM, 0, item) != 0) {
if ((item.state & OS.LIS_FOCUSED) != 0) {
index = item.iLink;
}
item.iLink++;
}
count = item.iLink;
code = callWindowProc(handle, OS.WM_GETDLGCODE, wParam, lParam);
} else {
index = focusIndex;
count = offsets.length;
}
if (count == 0) {
return new LRESULT(code | OS.DLGC_STATIC);
}
boolean next = OS.GetKeyState(OS.VK_SHIFT) >= 0;
if (next && index < count - 1) {
return new LRESULT(code | OS.DLGC_WANTTAB);
}
if (!next && index > 0) {
return new LRESULT(code | OS.DLGC_WANTTAB);
}
return result;
}
LRESULT WM_MOUSEMOVE(int /*long*/ wParam, int /*long*/ lParam) {
LRESULT result = super.WM_MOUSEMOVE(wParam, lParam);
if (OS.COMCTL32_MAJOR < 6) {
int x = OS.GET_X_LPARAM(lParam);
int y = OS.GET_Y_LPARAM(lParam);
if (OS.GetKeyState(OS.VK_LBUTTON) < 0) {
int oldSelection = selection.y;
selection.y = layout.getOffset(x, y, null);
if (selection.y != oldSelection) {
int newSelection = selection.y;
if (oldSelection > newSelection) {
int temp = oldSelection;
oldSelection = newSelection;
newSelection = temp;
}
Rectangle rect = layout.getBounds(oldSelection, newSelection);
redraw(rect.x, rect.y, rect.width, rect.height, false);
}
} else {
for (int j = 0; j < offsets.length; j++) {
Rectangle[] rects = getRectangles(j);
for (int i = 0; i < rects.length; i++) {
Rectangle rect = rects[i];
if (rect.contains(x, y)) {
setCursor(display.getSystemCursor(SWT.CURSOR_HAND));
return result;
}
}
}
setCursor(null);
}
}
return result;
}
LRESULT WM_CHAR(int /*long*/ wParam, int /*long*/ lParam) {
LRESULT result = super.WM_CHAR(wParam, lParam);
if (result != null) return result;
if (OS.COMCTL32_MAJOR < 6) {
if (focusIndex == -1) return result;
switch ((int) /*64*/ wParam) {
case ' ':
case SWT.CR:
Event event = new Event();
event.text = ids[focusIndex];
sendSelectionEvent(SWT.Selection, event, true);
break;
case SWT.TAB:
boolean next = OS.GetKeyState(OS.VK_SHIFT) >= 0;
if (next) {
if (focusIndex < offsets.length - 1) {
focusIndex++;
redraw();
}
} else {
if (focusIndex > 0) {
focusIndex--;
redraw();
}
}
break;
}
} else {
switch ((int) /*64*/ wParam) {
case ' ':
case SWT.CR:
case SWT.TAB:
/*
* NOTE: Call the window proc with WM_KEYDOWN rather than WM_CHAR
* so that the key that was ignored during WM_KEYDOWN is processed.
* This allows the application to cancel an operation that is normally
* performed in WM_KEYDOWN from WM_CHAR.
*/
int /*long*/ code = callWindowProc(handle, OS.WM_KEYDOWN, wParam, lParam);
return new LRESULT(code);
}
}
return result;
}