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Handle glfwGetPrimaryMonitor returning nullptr #20523

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Aug 14, 2020
Merged

Handle glfwGetPrimaryMonitor returning nullptr #20523

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e1289d4
Handle glfwGetPrimaryMonitor returning nullptr
dballesteros7 Aug 14, 2020
5a20509
Fix formatting
dballesteros7 Aug 14, 2020
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3 changes: 3 additions & 0 deletions shell/platform/glfw/flutter_glfw.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -184,6 +184,9 @@ static FlutterDesktopMessage ConvertToDesktopMessage(
// that a screen coordinate is one dp.
static double GetScreenCoordinatesPerInch() {
auto* primary_monitor = glfwGetPrimaryMonitor();
if (primary_monitor == nullptr) {
return kDpPerInch;
}
auto* primary_monitor_mode = glfwGetVideoMode(primary_monitor);
int primary_monitor_width_mm;
glfwGetMonitorPhysicalSize(primary_monitor, &primary_monitor_width_mm,
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