97 lines
3.0 KiB
C
97 lines
3.0 KiB
C
// 28 july 2014
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#include "winapi_windows.h"
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#include "_cgo_export.h"
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#include "wintable/main.h"
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// provided for cgo's benefit
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LPWSTR xtableWindowClass = tableWindowClass;
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static LRESULT CALLBACK tableSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR id, DWORD_PTR data)
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{
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NMHDR *nmhdr = (NMHDR *) lParam;
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tableNM *tnm = (tableNM *) lParam;
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void *gotable = (void *) data;
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switch (uMsg) {
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case msgNOTIFY:
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switch (nmhdr->code) {
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case tableNotificationGetCellData:
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return tableGetCell(gotable, tnm);
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case tableNotificationFinishedWithCellData:
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tableFreeCellData(gotable, tnm->data);
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return 0;
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case tableNotificationCellCheckboxToggled:
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// TODO
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// TODO selection changed
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}
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return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
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/* TODO
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// see table.autoresize() in table_windows.go for the column autosize policy
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case WM_NOTIFY: // from the contained header control
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if (nmhdr->code == HDN_BEGINTRACK)
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tableStopColumnAutosize(t->gotable);
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return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
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*/
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case WM_NCDESTROY:
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if ((*fv_RemoveWindowSubclass)(hwnd, tableSubProc, id) == FALSE)
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xpanic("error removing Table subclass (which was for its own event handler)", GetLastError());
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return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
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default:
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return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
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}
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xmissedmsg("Table", "tableSubProc()", uMsg);
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return 0; // unreached
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}
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void setTableSubclass(HWND hwnd, void *data)
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{
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if ((*fv_SetWindowSubclass)(hwnd, tableSubProc, 0, (DWORD_PTR) data) == FALSE)
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xpanic("error subclassing Table to give it its own event handler", GetLastError());
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}
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void tableAutosizeColumns(HWND hwnd, int nColumns)
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{
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int i;
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for (i = 0; i < nColumns; i++)
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if (SendMessageW(hwnd, LVM_SETCOLUMNWIDTH, (WPARAM) i, (LPARAM) LVSCW_AUTOSIZE_USEHEADER) == FALSE)
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xpanic("error resizing columns of results list view", GetLastError());
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}
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// because Go won't let me do C.WPARAM(-1)
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intptr_t tableSelectedItem(HWND hwnd)
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{
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return (intptr_t) SendMessageW(hwnd, LVM_GETNEXTITEM, (WPARAM) -1, LVNI_SELECTED);
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}
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/*
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TODO
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void tableSelectItem(HWND hwnd, intptr_t index)
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{
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LVITEMW item;
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LRESULT current;
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// via http://support.microsoft.com/kb/131284
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// we don't need to clear the other bits; Tables don't support cutting or drag/drop
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current = SendMessageW(hwnd, LVM_GETNEXTITEM, (WPARAM) -1, LVNI_SELECTED);
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if (current != (LRESULT) -1) {
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ZeroMemory(&item, sizeof (LVITEMW));
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item.mask = LVIF_STATE;
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item.state = 0;
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item.stateMask = LVIS_FOCUSED | LVIS_SELECTED;
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if (SendMessageW(hwnd, LVM_SETITEMSTATE, (WPARAM) current, (LPARAM) (&item)) == FALSE)
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xpanic("error deselecting current Table item", GetLastError());
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}
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if (index == -1) // select nothing
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return;
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ZeroMemory(&item, sizeof (LVITEMW));
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item.mask = LVIF_STATE;
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item.state = LVIS_FOCUSED | LVIS_SELECTED;
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item.stateMask = LVIS_FOCUSED | LVIS_SELECTED;
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if (SendMessageW(hwnd, LVM_SETITEMSTATE, (WPARAM) index, (LPARAM) (&item)) == FALSE)
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xpanic("error selecting new Table item", GetLastError());
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}
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*/
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