listview_helper.cpp File Reference

Go to the source code of this file.

Namespaces
	listview_helper

Functions
bool	listview_helper::ensure_visible (HWND p_listview, unsigned p_index)
void	listview_helper::get_item_text (HWND p_listview, unsigned p_index, unsigned p_column, pfc::string_base &p_out)
unsigned	listview_helper::insert_column (HWND p_listview, unsigned p_index, const char *p_name, unsigned p_width_dlu)
unsigned	listview_helper::insert_item (HWND p_listview, unsigned p_index, const char *p_name, LPARAM p_param)
unsigned	listview_helper::insert_item2 (HWND p_listview, unsigned p_index, const char *col0, const char *col1, LPARAM p_param)
unsigned	listview_helper::insert_item3 (HWND p_listview, unsigned p_index, const char *col0, const char *col1, const char *col2, LPARAM p_param)
bool	listview_helper::is_item_selected (HWND p_listview, unsigned p_index)
int	ListView_GetColumnCount (HWND listView)
void	ListView_GetContextMenuPoint (HWND p_list, LPARAM p_coords, POINT &p_point, int &p_selection)
void	ListView_GetContextMenuPoint (HWND p_list, POINT p_coords, POINT &p_point, int &p_selection)
static bool	ProbeColumn (HWND view, int index)
bool	listview_helper::select_single_item (HWND p_listview, unsigned p_index)
void	listview_helper::set_item_selection (HWND p_listview, unsigned p_index, bool p_state)
bool	listview_helper::set_item_text (HWND p_listview, unsigned p_index, unsigned p_column, const char *p_name)

Function Documentation

int ListView_GetColumnCount

(

HWND

listView

)

Definition at line 158 of file listview_helper.cpp.

                                           {
    if (!ProbeColumn(listView, 0)) return 0;
    int hi = 1;
    for(;;) {
        if (!ProbeColumn(listView, hi)) break;
        hi <<= 1;
        if (hi <= 0) {
            PFC_ASSERT(!"Shouldn't get here!");
            return -1;
        }
    }
    int lo = hi >> 1;
    //lo is the highest known valid column, hi is the lowest known invalid, let's bsearch thru
    while(lo + 1 < hi) {
        PFC_ASSERT( lo < hi );
        const int mid = lo + (hi - lo) / 2;
        PFC_ASSERT( lo < mid && mid < hi );
        if (ProbeColumn(listView, mid)) {
            lo = mid;
        } else {
            hi = mid;
        }
    }
    return hi;
}

void ListView_GetContextMenuPoint	(	HWND	p_list,
		LPARAM	p_coords,
		POINT &	p_point,
		int &	p_selection
	)

Definition at line 119 of file listview_helper.cpp.

                                                                                                 {
    POINT pt = {(short)LOWORD(p_coords),(short)HIWORD(p_coords)};
    ListView_GetContextMenuPoint(p_list, pt, p_point, p_selection);
}

void ListView_GetContextMenuPoint	(	HWND	p_list,
		POINT	p_coords,
		POINT &	p_point,
		int &	p_selection
	)

Definition at line 124 of file listview_helper.cpp.

                                                                                                {
    if (p_coords.x == -1 && p_coords.y == -1) {
        int firstsel = ListView_GetFirstSelection(p_list);
        if (firstsel >= 0) {
            ListView_EnsureVisible(p_list, firstsel, FALSE);
            RECT rect;
            WIN32_OP_D( ListView_GetItemRect(p_list,firstsel,&rect,LVIR_BOUNDS) );
            p_point.x = (rect.left + rect.right) / 2;
            p_point.y = (rect.top + rect.bottom) / 2;
            WIN32_OP_D( ClientToScreen(p_list,&p_point) );
        } else {
            RECT rect;
            WIN32_OP_D(GetClientRect(p_list,&rect));
            p_point.x = (rect.left + rect.right) / 2;
            p_point.y = (rect.top + rect.bottom) / 2;
            WIN32_OP_D(ClientToScreen(p_list,&p_point));
        }
        p_selection = firstsel;
    } else {
        POINT pt = p_coords; // {(short)LOWORD(p_coords),(short)HIWORD(p_coords)};
        p_point = pt;
        POINT client = pt;
        WIN32_OP_D( ScreenToClient(p_list,&client) );
        LVHITTESTINFO info = {};
        info.pt = client;
        p_selection = ListView_HitTest(p_list,&info);
    }
}

static bool ProbeColumn ( HWND  view, int  index  )

static

Definition at line 154 of file listview_helper.cpp.

                                              {
    LVCOLUMN col = {LVCF_ORDER};
    return !! ListView_GetColumn(view, index, &col);
}