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Fix for "Screen resolution change (win32)" (#651)

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ManoloFLTK
2023-01-13 15:15:02 +01:00
parent 7dd7cfcf95
commit 6a5c326c39
1 changed files with 2 additions and 6 deletions
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src/Fl_win32.cxx
+2 -6
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@@ -1258,7 +1258,7 @@ static LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lPar
if (window) { if (window) {
switch (uMsg) { switch (uMsg) {
case WM_DPICHANGED: { // 0x02E0 case WM_DPICHANGED: { // 0x02E0, after display re-scaling and followed by WM_DISPLAYCHANGE
if (is_dpi_aware && !Fl_WinAPI_Window_Driver::data_for_resize_window_between_screens_.busy) { if (is_dpi_aware && !Fl_WinAPI_Window_Driver::data_for_resize_window_between_screens_.busy) {
RECT r; RECT r;
Fl_WinAPI_Screen_Driver *sd = (Fl_WinAPI_Screen_Driver*)Fl::screen_driver(); Fl_WinAPI_Screen_Driver *sd = (Fl_WinAPI_Screen_Driver*)Fl::screen_driver();
@@ -1701,12 +1701,8 @@ static LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lPar
fl_i_own_selection[1] = 0; fl_i_own_selection[1] = 0;
return 1; return 1;
case WM_DISPLAYCHANGE: {// occurs when screen configuration (number, size, position) changes case WM_DISPLAYCHANGE: {// when screen configuration (number, size, position) changes
Fl::call_screen_init(); Fl::call_screen_init();
Fl_WinAPI_Screen_Driver *sd = (Fl_WinAPI_Screen_Driver*)Fl::screen_driver();
for (int ns = 0; ns < sd->screen_count(); ns++) {
sd->rescale_all_windows_from_screen(ns, sd->dpi[ns][0]/96);
}
Fl::handle(FL_SCREEN_CONFIGURATION_CHANGED, NULL); Fl::handle(FL_SCREEN_CONFIGURATION_CHANGED, NULL);
return 0; return 0;
} }