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Updated WinLibrary to use patched current Display Settings

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This is needed to stop the GDI settings from overwriting the display layout. This appears to fix all display issues!
This commit is contained in:
Terry MacDonald 2021-10-25 16:01:33 +13:00
parent 1faa8ecc5b
commit c42b53843b
1 changed files with 10 additions and 9 deletions
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19
DisplayMagicianShared/Windows/WinLibrary.cs
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@ -1100,24 +1100,25 @@ namespace DisplayMagicianShared.Windows
// Apply the previously saved display settings to the new displays (match them up) // Apply the previously saved display settings to the new displays (match them up)
// NOTE: This may be the only mode needed once it's completed. // NOTE: This may be the only mode needed once it's completed.
SharedLogger.logger.Trace($"WinLibrary/SetActiveConfig: Attempting to change Display Device settings through GDI API using "); SharedLogger.logger.Trace($"WinLibrary/SetActiveConfig: Attempting to change Display Device settings through GDI API using ");
for (int i = 0; i < displayConfig.GdiDisplaySettings.Count; i++) foreach (var gdiDisplay in displayConfig.GdiDisplaySettings)
{ {
var thisGdiSetting = displayConfig.GdiDisplaySettings.ElementAt(i); string displayDeviceKey = gdiDisplay.Key;
string displayDeviceKey = thisGdiSetting.Key;
GDI_DISPLAY_SETTING displayDeviceSettings = displayConfig.GdiDisplaySettings[displayDeviceKey]; GDI_DISPLAY_SETTING displayDeviceSettings = displayConfig.GdiDisplaySettings[displayDeviceKey];
if (currentGdiDisplaySettings.ContainsKey(displayDeviceKey)) if (currentGdiDisplaySettings.ContainsKey(displayDeviceKey))
{ {
SharedLogger.logger.Trace($"WinLibrary/SetActiveConfig: Trying to change Device Mode for Display {displayDeviceKey}."); SharedLogger.logger.Trace($"WinLibrary/SetActiveConfig: Trying to change Device Mode for Display {displayDeviceKey}.");
string currentDeviceName = currentGdiDisplaySettings[displayDeviceKey].Device.DeviceName; GDI_DISPLAY_SETTING currentDeviceSetting = currentGdiDisplaySettings[displayDeviceKey];
//DEVICE_MODE currentModeToUse = currentGdiDisplaySettings[displayDeviceKey].DeviceMode;
DEVICE_MODE modeToUse = displayDeviceSettings.DeviceMode;
// Update the Device name to match what the OS currently thinks that is (Ensures the device settings are provided to the correct screens) // Use the current device as a base, but set some of the various settings we stored as part of the profile
displayDeviceSettings.Device.DeviceName = currentGdiDisplaySettings[displayDeviceKey].Device.DeviceName; currentDeviceSetting.DeviceMode.BitsPerPixel = displayDeviceSettings.DeviceMode.BitsPerPixel;
currentDeviceSetting.DeviceMode.DisplayOrientation = displayDeviceSettings.DeviceMode.DisplayOrientation;
currentDeviceSetting.DeviceMode.DisplayFrequency = displayDeviceSettings.DeviceMode.DisplayFrequency;
// Sets the greyscale and interlaced settings
currentDeviceSetting.DeviceMode.DisplayFlags = displayDeviceSettings.DeviceMode.DisplayFlags;
CHANGE_DISPLAY_RESULTS result = GDIImport.ChangeDisplaySettingsEx(currentDeviceName, ref modeToUse, IntPtr.Zero, CHANGE_DISPLAY_SETTINGS_FLAGS.CDS_UPDATEREGISTRY, IntPtr.Zero); CHANGE_DISPLAY_RESULTS result = GDIImport.ChangeDisplaySettingsEx(currentDeviceSetting.Device.DeviceName, ref currentDeviceSetting.DeviceMode, IntPtr.Zero, CHANGE_DISPLAY_SETTINGS_FLAGS.CDS_UPDATEREGISTRY, IntPtr.Zero);
if (result == CHANGE_DISPLAY_RESULTS.Successful) if (result == CHANGE_DISPLAY_RESULTS.Successful)
{ {
SharedLogger.logger.Trace($"WinLibrary/GetWindowsDisplayConfig: Successfully changed display {displayDeviceKey} to use the new mode!"); SharedLogger.logger.Trace($"WinLibrary/GetWindowsDisplayConfig: Successfully changed display {displayDeviceKey} to use the new mode!");