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win32: Fix popup positioning

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This commit is contained in:
Frank Praznik 2024-12-26 16:39:38 -05:00
parent 17ef0c1237
commit cf220ea4f1
1 changed files with 22 additions and 11 deletions
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33
src/video/windows/SDL_windowswindow.c
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@ -664,15 +664,17 @@ static void CleanupWindowData(SDL_VideoDevice *_this, SDL_Window *window)
window->internal = NULL;
}
static void WIN_ConstrainPopup(SDL_Window *window)
static void WIN_ConstrainPopup(SDL_Window *window, bool output_to_pending)
{
// Clamp popup windows to the output borders
if (SDL_WINDOW_IS_POPUP(window)) {
SDL_Window *w;
SDL_DisplayID displayID;
SDL_Rect rect;
int abs_x = window->floating.x;
int abs_y = window->floating.y;
int abs_x = window->last_position_pending ? window->pending.x : window->floating.x;
int abs_y = window->last_position_pending ? window->pending.y : window->floating.y;
const int width = window->last_size_pending ? window->pending.w : window->floating.w;
const int height = window->last_size_pending ? window->pending.h : window->floating.h;
int offset_x = 0, offset_y = 0;
// Calculate the total offset from the parents
@ -689,17 +691,26 @@ static void WIN_ConstrainPopup(SDL_Window *window)
// Constrain the popup window to the display of the toplevel parent
displayID = SDL_GetDisplayForWindow(w);
SDL_GetDisplayBounds(displayID, &rect);
if (abs_x + window->floating.w > rect.x + rect.w) {
abs_x -= (abs_x + window->floating.w) - (rect.x + rect.w);
if (abs_x + width > rect.x + rect.w) {
abs_x -= (abs_x + width) - (rect.x + rect.w);
}
if (abs_y + window->floating.h > rect.y + rect.h) {
abs_y -= (abs_y + window->floating.h) - (rect.y + rect.h);
if (abs_y + height > rect.y + rect.h) {
abs_y -= (abs_y + height) - (rect.y + rect.h);
}
abs_x = SDL_max(abs_x, rect.x);
abs_y = SDL_max(abs_y, rect.y);
window->floating.x = abs_x - offset_x;
window->floating.y = abs_y - offset_y;
if (output_to_pending) {
window->pending.x = abs_x - offset_x;
window->pending.y = abs_y - offset_y;
window->pending.w = width;
window->pending.h = height;
} else {
window->floating.x = abs_x - offset_x;
window->floating.y = abs_y - offset_y;
window->floating.w = width;
window->floating.h = height;
}
}
}
@ -742,7 +753,7 @@ bool WIN_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_Properties
styleEx |= GetWindowStyleEx(window);
// Figure out what the window area will be
WIN_ConstrainPopup(window);
WIN_ConstrainPopup(window, false);
WIN_AdjustWindowRectWithStyle(window, style, styleEx, FALSE, &x, &y, &w, &h, SDL_WINDOWRECT_FLOATING);
hwnd = CreateWindowEx(styleEx, SDL_Appname, TEXT(""), style,
@ -938,7 +949,7 @@ bool WIN_SetWindowPosition(SDL_VideoDevice *_this, SDL_Window *window)
*/
if (!(window->flags & SDL_WINDOW_FULLSCREEN)) {
if (!(window->flags & (SDL_WINDOW_MAXIMIZED | SDL_WINDOW_MINIMIZED))) {
WIN_ConstrainPopup(window);
WIN_ConstrainPopup(window, true);
return WIN_SetWindowPositionInternal(window,
window->internal->copybits_flag | SWP_NOZORDER | SWP_NOOWNERZORDER | SWP_NOSIZE |
SWP_NOACTIVATE, SDL_WINDOWRECT_PENDING);