@Override
long /*int*/ gtk_key_press_event(long /*int*/ widget, long /*int*/ eventPtr) {
long /*int*/ result = super.gtk_key_press_event(widget, eventPtr);
if (result != 0) return result;
if (focusIndex == -1) return result;
GdkEventKey gdkEvent = new GdkEventKey();
OS.memmove(gdkEvent, eventPtr, GdkEventKey.sizeof);
switch (gdkEvent.keyval) {
case OS.GDK_Return:
case OS.GDK_KP_Enter:
case OS.GDK_space:
Event event = new Event();
event.text = ids[focusIndex];
sendSelectionEvent(SWT.Selection, event, true);
break;
case OS.GDK_Tab:
if (focusIndex < offsets.length - 1) {
focusIndex++;
redraw();
}
break;
case OS.GDK_ISO_Left_Tab:
if (focusIndex > 0) {
focusIndex--;
redraw();
}
break;
}
return result;
}
LRESULT wmNotifyChild(NMHDR hdr, int /*long*/ wParam, int /*long*/ lParam) {
if (OS.COMCTL32_MAJOR >= 6) {
switch (hdr.code) {
case OS.NM_RETURN:
case OS.NM_CLICK:
NMLINK item = new NMLINK();
OS.MoveMemory(item, lParam, NMLINK.sizeof);
Event event = new Event();
event.text = ids[item.iLink];
sendSelectionEvent(SWT.Selection, event, true);
break;
}
}
return super.wmNotifyChild(hdr, wParam, lParam);
}
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;
}
LRESULT WM_LBUTTONUP(int /*long*/ wParam, int /*long*/ lParam) {
LRESULT result = super.WM_LBUTTONUP(wParam, lParam);
if (result == LRESULT.ZERO) return result;
if (OS.COMCTL32_MAJOR < 6) {
if (mouseDownIndex == -1) return result;
int x = OS.GET_X_LPARAM(lParam);
int y = OS.GET_Y_LPARAM(lParam);
Rectangle[] rects = getRectangles(mouseDownIndex);
for (int i = 0; i < rects.length; i++) {
Rectangle rect = rects[i];
if (rect.contains(x, y)) {
Event event = new Event();
event.text = ids[mouseDownIndex];
sendSelectionEvent(SWT.Selection, event, true);
break;
}
}
}
mouseDownIndex = -1;
return result;
}
@Override
long /*int*/ gtk_button_release_event(long /*int*/ widget, long /*int*/ event) {
long /*int*/ result = super.gtk_button_release_event(widget, event);
if (result != 0) return result;
if (focusIndex == -1) return result;
GdkEventButton gdkEvent = new GdkEventButton();
OS.memmove(gdkEvent, event, GdkEventButton.sizeof);
if (gdkEvent.button == 1) {
int x = (int) gdkEvent.x;
int y = (int) gdkEvent.y;
if ((style & SWT.MIRRORED) != 0) x = getClientWidth() - x;
Rectangle[] rects = getRectangles(focusIndex);
for (int i = 0; i < rects.length; i++) {
Rectangle rect = rects[i];
if (rect.contains(x, y)) {
Event ev = new Event();
ev.text = ids[focusIndex];
sendSelectionEvent(SWT.Selection, ev, true);
return result;
}
}
}
return result;
}