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On Windows, make AdjustRect calls DPI-aware when possible (#1015)

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* Use AdjustWidowRectExForDPI when available

* Prioritize presevering logical size when handling WM_DPICHANGED

* Format

* Add changelog entry
This commit is contained in:
Osspial 2020-01-04 01:29:40 -05:00
parent f379d069b9
commit 6ffd78767f
7 changed files with 143 additions and 107 deletions
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22
src/platform_impl/windows/window.rs
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@ -14,7 +14,7 @@ use std::{
use winapi::{
ctypes::c_int,
shared::{
minwindef::{DWORD, HINSTANCE, UINT},
minwindef::{HINSTANCE, UINT},
windef::{HWND, POINT, RECT},
},
um::{
@ -37,9 +37,7 @@ use crate::{
dark_mode::try_dark_mode,
dpi::{dpi_to_scale_factor, hwnd_dpi},
drop_handler::FileDropHandler,
event_loop::{
self, EventLoopWindowTarget, DESTROY_MSG_ID,
},
event_loop::{self, EventLoopWindowTarget, DESTROY_MSG_ID},
icon::{self, IconType, WinIcon},
monitor, util,
window_state::{CursorFlags, SavedWindow, WindowFlags, WindowState},
@ -669,22 +667,6 @@ pub struct WindowWrapper(HWND);
unsafe impl Sync for WindowWrapper {}
unsafe impl Send for WindowWrapper {}
pub unsafe fn adjust_size(
physical_size: PhysicalSize,
style: DWORD,
ex_style: DWORD,
) -> (LONG, LONG) {
let (width, height): (u32, u32) = physical_size.into();
let mut rect = RECT {
left: 0,
right: width as LONG,
top: 0,
bottom: height as LONG,
};
winuser::AdjustWindowRectEx(&mut rect, style, 0, ex_style);
(rect.right - rect.left, rect.bottom - rect.top)
}
unsafe fn init<T: 'static>(
mut attributes: WindowAttributes,
pl_attribs: PlatformSpecificWindowBuilderAttributes,