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Code Issues 87 Packages Projects Releases 11 Wiki Activity

feat(wm): add internal transparent/opaque window fns

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This commit is contained in:
LGUG2Z
2023-02-16 14:37:08 -08:00
parent 8adff69b81
commit b89e5eafd2
2 changed files with 30 additions and 0 deletions
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21
komorebi/src/window.rs
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@@ -343,11 +343,29 @@ impl Window {
Ok(())
}
pub fn transparent(self) -> Result<()> {
let mut ex_style = self.ex_style()?;
ex_style.insert(ExtendedWindowStyle::LAYERED);
self.update_ex_style(ex_style)?;
WindowsApi::set_transparent(self.hwnd());
Ok(())
}
pub fn opaque(self) -> Result<()> {
let mut ex_style = self.ex_style()?;
ex_style.remove(ExtendedWindowStyle::LAYERED);
self.update_ex_style(ex_style)
}
#[allow(dead_code)]
pub fn update_style(self, style: WindowStyle) -> Result<()> {
WindowsApi::update_style(self.hwnd(), isize::try_from(style.bits())?)
}
pub fn update_ex_style(self, style: ExtendedWindowStyle) -> Result<()> {
WindowsApi::update_ex_style(self.hwnd(), isize::try_from(style.bits())?)
}
pub fn style(self) -> Result<WindowStyle> {
let bits = u32::try_from(WindowsApi::gwl_style(self.hwnd())?)?;
WindowStyle::from_bits(bits).ok_or_else(|| anyhow!("there is no gwl style"))
@@ -477,6 +495,9 @@ fn window_is_eligible(
|| layered_whitelist.contains(title)
};
// TODO: might need this for transparency
// let allow_layered = true;
let allow_wsl2_gui = {
let wsl2_ui_processes = WSL2_UI_PROCESSES.lock();
wsl2_ui_processes.contains(exe_name)

9
komorebi/src/windows_api.rs
View File

@@ -98,6 +98,7 @@ use windows::Win32::UI::WindowsAndMessaging::GW_HWNDNEXT;
use windows::Win32::UI::WindowsAndMessaging::HWND_BOTTOM;
use windows::Win32::UI::WindowsAndMessaging::HWND_NOTOPMOST;
use windows::Win32::UI::WindowsAndMessaging::HWND_TOPMOST;
use windows::Win32::UI::WindowsAndMessaging::LWA_ALPHA;
use windows::Win32::UI::WindowsAndMessaging::LWA_COLORKEY;
use windows::Win32::UI::WindowsAndMessaging::SET_WINDOW_POS_FLAGS;
use windows::Win32::UI::WindowsAndMessaging::SHOW_WINDOW_CMD;
@@ -773,6 +774,14 @@ impl WindowsApi {
.process()
}
pub fn set_transparent(hwnd: HWND) {
unsafe {
#[allow(clippy::cast_sign_loss)]
// TODO: alpha should be configurable
SetLayeredWindowAttributes(hwnd, COLORREF(-1i32 as u32), 150, LWA_ALPHA);
}
}
pub fn create_hidden_window(name: PCSTR, instance: HINSTANCE) -> Result<isize> {
unsafe {
CreateWindowExA(