From ae3225a4e7ef86d159fdf27834c453ffcd4da76c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Tue, 2 Aug 2022 20:10:35 +0200
Subject: Implement draggable split.

Next step is to allow a double click to reset the split to be
automatically resized.
---
 c/listview.cpp | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'c/listview.cpp')

diff --git a/c/listview.cpp b/c/listview.cpp
index 6dfa888..b10ae88 100644
--- a/c/listview.cpp
+++ b/c/listview.cpp
@@ -4,7 +4,7 @@
 
 #include "common.h"
 #include "listview.h"
-#include "main.h"
+#include "layout.h"
 
 extern HFONT g_hfNormal;
 static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
@@ -25,7 +25,7 @@ ListView::ListView(const HWND hWndParent, const HMENU hMenu, const DWORD dwStyle
 		m_proc0 = (WNDPROC)SetWindowLongPtr(hWnd,
 		    GWLP_WNDPROC, (LONG_PTR)::WndProc);
 
-	ListView_SetExtendedListViewStyle(hWnd, LVS_EX_FULLROWSELECT);
+	ListView_SetExtendedListViewStyle(hWnd, LVS_EX_FULLROWSELECT|LVS_EX_DOUBLEBUFFER);
 	SendMessage(hWnd, WM_SETFONT, (WPARAM)g_hfNormal, MAKELPARAM(FALSE, 0));
 }
 
@@ -50,18 +50,15 @@ void ListView::ResizeColumns(int) {}
 
 void ListView::UpdateTheme(const BOOL bThemeActive)
 {
-	DWORD dwStyle;
 	const wchar_t* theme;
 	WORD action;
 	extern int g_bThemes;
 
 	if (!g_bThemes) return;
 	if (bThemeActive) {
-		dwStyle = LVS_EX_DOUBLEBUFFER;
 		theme = L"Explorer";
 		action = UIS_SET;
 	} else {
-		dwStyle = 0;
 		theme = NULL;
 		action = UIS_CLEAR;
 	}
@@ -69,9 +66,6 @@ void ListView::UpdateTheme(const BOOL bThemeActive)
 	/* Use modern "Explorer" theme. */
 	SetWindowTheme(hWnd, theme, NULL);
 
-	/* The modern theme requires double buffering. */
-	ListView_SetExtendedListViewStyleEx(hWnd, LVS_EX_DOUBLEBUFFER, dwStyle);
-
 	/* Hide focus rectangles. */
 	SendMessage(hWnd, WM_UPDATEUISTATE, MAKEWPARAM(action, UISF_HIDEFOCUS), 0);
 }
@@ -79,6 +73,7 @@ void ListView::UpdateTheme(const BOOL bThemeActive)
 LRESULT CALLBACK ListView::WndProc(const HWND hWnd, const UINT uMsg,
     const WPARAM wParam, const LPARAM lParam)
 {
+	extern Dragger g_dragDlv;
 	switch (uMsg) {
 	case WM_NOTIFY:
 		switch (((NMHDR*)lParam)->code) {
@@ -87,6 +82,11 @@ LRESULT CALLBACK ListView::WndProc(const HWND hWnd, const UINT uMsg,
 			return TRUE;
 		}
 		break;
+	case WM_LBUTTONDOWN:
+	case WM_NCLBUTTONDOWN:
+		if (g_dragDlv.HandleDown())
+			return 0;
+		break;
 	}
 
 	return CallWindowProc(m_proc0, hWnd, uMsg, wParam, lParam);
-- 
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