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#include <windows.h>
#include <commctrl.h>
#include <uxtheme.h>
#include "resource.h"
#include "defs.h"
extern HFONT g_hfNormal;
extern HWND g_hWnd;
static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
void
ListView::Create(HMENU hMenu, DWORD dwStyle)
{
m_hWnd = CreateWindowEx(
WS_EX_CLIENTEDGE,
WC_LISTVIEW,
TEXT(""),
dwStyle
|WS_CHILD|WS_VISIBLE|WS_VSCROLL|WS_TABSTOP|LVS_REPORT|LVS_SHOWSELALWAYS,
0, 0, 0, 0,
g_hWnd, hMenu, GetModuleHandle(NULL), this
);
if (SetProp(m_hWnd, TEXT("this"), (HANDLE)this))
m_prevProc = (WNDPROC)SetWindowLongPtr(m_hWnd,
GWLP_WNDPROC, (LONG_PTR)::WndProc);
ListView_SetExtendedListViewStyle(m_hWnd, LVS_EX_FULLROWSELECT);
SendMessage(m_hWnd, WM_SETFONT, (WPARAM)g_hfNormal, MAKELPARAM(FALSE, 0));
}
/* Naively calculate height of list view. */
int
ListView::Height(int bHeader)
{
int iCount = ListView_GetItemCount(m_hWnd);
return iCount? Dpi(bHeader? 27: 4)+iCount*Dpi(19): 0;
}
HWND
ListView::HWnd() const
{
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)
{
switch (uMsg) {
case WM_NOTIFY:
switch (((LPNMHDR)lParam)->code) {
case HDN_ENDTRACK:
UpdateLayout();
return TRUE;
}
break;
}
return CallWindowProc(m_prevProc, hWnd, uMsg, wParam, lParam);
}
static LRESULT CALLBACK
WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg) {
case WM_DESTROY:
RemoveProp(hWnd, TEXT("this"));
break;
}
ListView *lpThis = (ListView *)GetProp(hWnd, TEXT("this"));
return lpThis? lpThis->WndProc(hWnd, uMsg, wParam, lParam): FALSE;
}
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