andlabs-ui/prev/table_windows.c

89 lines
2.5 KiB
C

// 28 july 2014
#include "winapi_windows.h"
#include "_cgo_export.h"
#include "wintable/main.h"
// provided for cgo's benefit
LPWSTR xtableWindowClass = tableWindowClass;
void doInitTable(void)
{
initTable(xpanic, fv__TrackMouseEvent);
}
static LRESULT CALLBACK tableSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR id, DWORD_PTR data)
{
NMHDR *nmhdr = (NMHDR *) lParam;
tableNM *tnm = (tableNM *) lParam;
void *gotable = (void *) data;
switch (uMsg) {
case msgNOTIFY:
switch (nmhdr->code) {
case tableNotificationGetCellData:
return tableGetCell(gotable, tnm);
case tableNotificationFinishedWithCellData:
tableFreeCellData(gotable, tnm->data);
return 0;
case tableNotificationCellCheckboxToggled:
tableToggled(gotable, tnm->row, tnm->column);
return 0;
case tableNotificationSelectionChanged:
tableSelectionChanged(gotable);
return 0;
}
return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
/* TODO
// see table.autoresize() in table_windows.go for the column autosize policy
case WM_NOTIFY: // from the contained header control
if (nmhdr->code == HDN_BEGINTRACK)
tableStopColumnAutosize(t->gotable);
return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
*/
case WM_NCDESTROY:
if ((*fv_RemoveWindowSubclass)(hwnd, tableSubProc, id) == FALSE)
xpanic("error removing Table subclass (which was for its own event handler)", GetLastError());
return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
default:
return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
}
xmissedmsg("Table", "tableSubProc()", uMsg);
return 0; // unreached
}
void setTableSubclass(HWND hwnd, void *data)
{
if ((*fv_SetWindowSubclass)(hwnd, tableSubProc, 0, (DWORD_PTR) data) == FALSE)
xpanic("error subclassing Table to give it its own event handler", GetLastError());
}
// TODO rename all of these functions to start with gotable, and all the exported ones in Go too
void gotableSetRowCount(HWND hwnd, intptr_t count)
{
SendMessageW(hwnd, tableSetRowCount, 0, (LPARAM) (&count));
}
void tableAutosizeColumns(HWND hwnd, int nColumns)
{
int i;
for (i = 0; i < nColumns; i++)
if (SendMessageW(hwnd, LVM_SETCOLUMNWIDTH, (WPARAM) i, (LPARAM) LVSCW_AUTOSIZE_USEHEADER) == FALSE)
xpanic("error resizing columns of results list view", GetLastError());
}
intptr_t tableSelectedItem(HWND hwnd)
{
intptr_t row;
SendMessageW(hwnd, tableGetSelection, (WPARAM) (&row), (LPARAM) NULL);
return row;
}
void tableSelectItem(HWND hwnd, intptr_t index)
{
SendMessageW(hwnd, tableSetSelection, (WPARAM) (&index), (LPARAM) NULL);
}