From 52fb337856497cb151081f3738e7cfa4bc2883bd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Tue, 15 Feb 2022 16:29:59 +0100
Subject: Rework list view code.

---
 c/listview.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 c/listview.c

(limited to 'c/listview.c')

diff --git a/c/listview.c b/c/listview.c
new file mode 100644
index 0000000..362029f
--- /dev/null
+++ b/c/listview.c
@@ -0,0 +1,68 @@
+#include <windows.h>
+#include <commctrl.h>
+#include <uxtheme.h>
+
+#include "resource.h"
+#include "main.h"
+
+extern HFONT g_GUIFont;
+
+WNDPROC g_PrevLvProc;
+
+static LRESULT CALLBACK LvProc(HWND, UINT, WPARAM, LPARAM);
+
+HWND
+LvCreate(HWND hWnd, HMENU hMenu)
+{
+	HMODULE hModule;
+	HWND hListView;
+
+	hListView = CreateWindowEx(
+		0,
+		WC_LISTVIEW,
+		TEXT(""),
+		WS_CHILD|WS_VISIBLE|WS_VSCROLL|LVS_REPORT,
+		0, 0, 0, 0,
+		hWnd,
+		hMenu,
+		GetModuleHandle(NULL),
+		NULL
+	);
+
+	g_PrevLvProc = (WNDPROC)SetWindowLongPtr(hListView,
+		GWLP_WNDPROC, (LONG_PTR)LvProc);
+
+	ListView_SetExtendedListViewStyle(hListView,
+		LVS_EX_DOUBLEBUFFER);
+
+	SendMessage(hListView, WM_SETFONT,
+		(WPARAM)g_GUIFont, MAKELPARAM(FALSE, 0));
+
+	hModule = LoadLibrary(TEXT("uxtheme.dll"));
+	if (hModule && GetProcAddress(hModule, "SetWindowTheme")) {
+		ListView_SetExtendedListViewStyle(hListView,
+			LVS_EX_FULLROWSELECT|LVS_EX_DOUBLEBUFFER);
+		SendMessage(hListView, WM_CHANGEUISTATE,
+			MAKEWPARAM(UIS_SET, UISF_HIDEFOCUS), 0);
+		SetWindowTheme(hListView, TEXT("Explorer"), NULL);
+	}
+
+	return hListView;
+}
+
+LRESULT CALLBACK
+LvProc(HWND hListView, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+	switch (uMsg) {
+	case WM_NOTIFY:
+		switch (((NMHDR *)lParam)->code) {
+		case HDN_ENDTRACK:
+			UpdateLayout(GetParent(hListView));
+			return TRUE;
+		}
+		break;
+	}
+
+	return CallWindowProc(g_PrevLvProc,
+		hListView, uMsg, wParam, lParam);
+}
-- 
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