From ca56ce2c32b4479af32bf7fb5d065ee9a3a45d8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Mon, 11 Jul 2022 00:04:35 +0200
Subject: Refactor, adjust minimum window size.

---
 c/listview.cpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'c/listview.cpp')

diff --git a/c/listview.cpp b/c/listview.cpp
index 9f24dc3..87b7dbc 100644
--- a/c/listview.cpp
+++ b/c/listview.cpp
@@ -46,6 +46,35 @@ ListView::HWnd()
 	return m_hWnd;
 }
 
+void
+ListView::UpdateTheme(BOOL bThemeActive)
+{
+	DWORD dwStyle;
+	LPTSTR tszTheme;
+	WORD wAction;
+	extern int g_bThemes;
+
+	if (!g_bThemes) return;
+	if (bThemeActive) {
+		dwStyle = LVS_EX_DOUBLEBUFFER;
+		tszTheme = TEXT("Explorer");
+		wAction = UIS_SET;
+	} else {
+		dwStyle = 0;
+		tszTheme = NULL;
+		wAction = UIS_CLEAR;
+	}
+
+	/* Use modern "Explorer" theme. */
+	SetWindowTheme(m_hWnd, tszTheme, NULL);
+
+	/* The modern theme requires double buffering. */
+	ListView_SetExtendedListViewStyleEx(m_hWnd, LVS_EX_DOUBLEBUFFER, dwStyle);
+
+	/* Hide focus rectangles. */
+	SendMessage(m_hWnd, WM_UPDATEUISTATE, MAKEWPARAM(wAction, UISF_HIDEFOCUS), 0);
+}
+
 LRESULT CALLBACK
 ListView::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
-- 
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