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Merge pull request #29752 from bruvzg/window_size_limits

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Add ability to limit maximum/minimum window size.
This commit is contained in:
Rémi Verschelde
2019-06-17 11:58:00 +02:00
committed by GitHub
parent fc4b93e161 b924fb97d6
commit 0d61fc2c0f
10 changed files with 291 additions and 16 deletions
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47
platform/windows/os_windows.cpp
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@ -355,7 +355,23 @@ LRESULT OS_Windows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
return 0; // Return To The Message Loop
}
case WM_GETMINMAXINFO: {
if (video_mode.resizable && !video_mode.fullscreen) {
Size2 decor = get_real_window_size() - get_window_size(); // Size of window decorations
MINMAXINFO *min_max_info = (MINMAXINFO *)lParam;
if (min_size != Size2()) {
min_max_info->ptMinTrackSize.x = min_size.x + decor.x;
min_max_info->ptMinTrackSize.y = min_size.y + decor.y;
}
if (max_size != Size2()) {
min_max_info->ptMaxTrackSize.x = max_size.x + decor.x;
min_max_info->ptMaxTrackSize.y = max_size.y + decor.y;
}
return 0;
} else {
break;
}
}
case WM_PAINT:
Main::force_redraw();
@ -1771,6 +1787,7 @@ void OS_Windows::set_window_position(const Point2 &p_position) {
last_pos = p_position;
update_real_mouse_position();
}
Size2 OS_Windows::get_window_size() const {
if (minimized) {
@ -1783,6 +1800,33 @@ Size2 OS_Windows::get_window_size() const {
}
return Size2();
}
Size2 OS_Windows::get_max_window_size() const {
return max_size;
}
Size2 OS_Windows::get_min_window_size() const {
return min_size;
}
void OS_Windows::set_min_window_size(const Size2 p_size) {
if ((p_size != Size2()) && (max_size != Size2()) && ((p_size.x > max_size.x) || (p_size.y > max_size.y))) {
WARN_PRINT("Minimum window size can't be larger than maximum window size!");
return;
}
min_size = p_size;
}
void OS_Windows::set_max_window_size(const Size2 p_size) {
if ((p_size != Size2()) && ((p_size.x < min_size.x) || (p_size.y < min_size.y))) {
WARN_PRINT("Maximum window size can't be smaller than minimum window size!");
return;
}
max_size = p_size;
}
Size2 OS_Windows::get_real_window_size() const {
RECT r;
@ -1791,6 +1835,7 @@ Size2 OS_Windows::get_real_window_size() const {
}
return Size2();
}
void OS_Windows::set_window_size(const Size2 p_size) {
int w = p_size.width;