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-rw-r--r--wintable/main.c249
1 files changed, 3 insertions, 246 deletions
diff --git a/wintable/main.c b/wintable/main.c
index 1349889..f186e06 100644
--- a/wintable/main.c
+++ b/wintable/main.c
@@ -97,253 +97,10 @@ struct table {
#include "api.h"
#include "hscroll.h"
#include "vscroll.h"
+#include "selection.h"
+#include "draw.h"
-static void finishSelect(struct table *t, intptr_t prev)
-{
- if (t->selected < 0)
- t->selected = 0;
- if (t->selected >= t->count)
- t->selected = t->count - 1;
-
- // always redraw the old and new rows to avoid artifacts when scrolling, even if they are the same (since the focused column may have changed)
- redrawRow(t, prev);
- if (prev != t->selected)
- redrawRow(t, t->selected);
-
- // if we need to scroll, the scrolling will force a redraw, so we don't have to worry about doing so ourselves
- if (t->selected < t->firstVisible)
- vscrollto(t, t->selected);
- // note that this is not lastVisible(t) because the last visible row may only be partially visible and we want selections to make them fully visible
- else if (t->selected >= (t->firstVisible + t->pagesize))
- vscrollto(t, t->selected - t->pagesize + 1);
-}
-
-static void keySelect(struct table *t, WPARAM wParam, LPARAM lParam)
-{
- intptr_t prev;
-
- // TODO figure out correct behavior with nothing selected
- if (t->count == 0) // don't try to do anything if there's nothing to do
- return;
- prev = t->selected;
- switch (wParam) {
- case VK_UP:
- t->selected--;
- break;
- case VK_DOWN:
- t->selected++;
- break;
- case VK_PRIOR:
- t->selected -= t->pagesize;
- break;
- case VK_NEXT:
- t->selected += t->pagesize;
- break;
- case VK_HOME:
- t->selected = 0;
- break;
- case VK_END:
- t->selected = t->count - 1;
- break;
- case VK_LEFT:
- t->focusedColumn--;
- if (t->focusedColumn < 0)
- if (t->nColumns == 0) // peg at -1
- t->focusedColumn = -1;
- else
- t->focusedColumn = 0;
- break;
- case VK_RIGHT:
- t->focusedColumn++;
- if (t->focusedColumn >= t->nColumns)
- if (t->nColumns == 0) // peg at -1
- t->focusedColumn = -1;
- else
- t->focusedColumn = t->nColumns - 1;
- break;
- // TODO keyboard shortcuts for going to the first/last column?
- default:
- // don't touch anything
- return;
- }
- finishSelect(t, prev);
-}
-
-// TODO rename
-static void selectItem(struct table *t, WPARAM wParam, LPARAM lParam)
-{
- intptr_t prev;
-
- prev = t->selected;
- lParamToRowColumn(t, lParam, &(t->selected), &(t->focusedColumn));
- finishSelect(t, prev);
-}
-
-static void resize(struct table *t)
-{
- RECT r;
- SCROLLINFO si;
-
- // do this first so our scrollbar calculations can be correct
- repositionHeader(t);
-
- // now adjust the scrollbars
- r = realClientRect(t);
- t->pagesize = (r.bottom - r.top) / rowHeight(t);
- ZeroMemory(&si, sizeof (SCROLLINFO));
- si.cbSize = sizeof (SCROLLINFO);
- si.fMask = SIF_RANGE | SIF_PAGE;
- si.nMin = 0;
- si.nMax = t->count - 1;
- si.nPage = t->pagesize;
- SetScrollInfo(t->hwnd, SB_VERT, &si, TRUE);
-
- recomputeHScroll(t);
-}
-
-// TODO alter this so that only the visible columns are redrawn
-// TODO this means rename controlSize to clientRect
-static void drawItem(struct table *t, HDC dc, intptr_t i, LONG y, LONG height, RECT controlSize)
-{
- RECT rsel;
- HBRUSH background;
- int textColor;
- WCHAR msg[100];
- RECT headeritem;
- intptr_t j;
- LRESULT xoff;
- IMAGELISTDRAWPARAMS ip;
- POINT pt;
-
- // TODO verify these two
- background = (HBRUSH) (COLOR_WINDOW + 1);
- textColor = COLOR_WINDOWTEXT;
- if (t->selected == i) {
- // these are the colors wine uses (http://source.winehq.org/source/dlls/comctl32/listview.c)
- // the two for unfocused are also suggested by http://stackoverflow.com/questions/10428710/windows-forms-inactive-highlight-color
- background = (HBRUSH) (COLOR_HIGHLIGHT + 1);
- textColor = COLOR_HIGHLIGHTTEXT;
- if (GetFocus() != t->hwnd) {
- background = (HBRUSH) (COLOR_BTNFACE + 1);
- textColor = COLOR_BTNTEXT;
- }
- }
-
- // first fill the selection rect
- // note that this already only draws the visible area
- rsel.left = controlSize.left;
- rsel.top = y;
- rsel.right = controlSize.right - controlSize.left;
- rsel.bottom = y + height;
- if (FillRect(dc, &rsel, background) == 0)
- abort();
-
- // TODO double-check to see if this takes any parameters
- xoff = SendMessageW(t->header, HDM_GETBITMAPMARGIN, 0, 0);
- // now adjust for horizontal scrolling
- xoff -= t->hpos;
-
- // now draw the cells
- if (SetTextColor(dc, GetSysColor(textColor)) == CLR_INVALID)
- abort();
- if (SetBkMode(dc, TRANSPARENT) == 0)
- abort();
- for (j = 0; j < t->nColumns; j++) {
- if (SendMessageW(t->header, HDM_GETITEMRECT, (WPARAM) j, (LPARAM) (&headeritem)) == 0)
- abort();
- switch (t->columnTypes[j]) {
- case tableColumnText:
- rsel.left = headeritem.left + xoff;
- rsel.top = y;
- rsel.right = headeritem.right;
- rsel.bottom = y + height;
- // TODO vertical center in case the height is less than the icon height?
- if (DrawTextExW(dc, msg, wsprintf(msg, L"Item %d", i), &rsel, DT_END_ELLIPSIS | DT_LEFT | DT_NOPREFIX | DT_SINGLELINE, NULL) == 0)
- abort();
- break;
- case tableColumnImage:
- // TODO vertically center if image is smaller than text height
- // TODO same for checkboxes
- ZeroMemory(&ip, sizeof (IMAGELISTDRAWPARAMS));
- ip.cbSize = sizeof (IMAGELISTDRAWPARAMS);
- ip.himl = t->checkboxes;//t->imagelist;
- ip.i = (i%8);//0;
- ip.hdcDst = dc;
- ip.x = headeritem.left + xoff;
- ip.y = y;
- ip.cx = 0; // draw whole image
- ip.cy = 0;
- ip.xBitmap = 0;
- ip.yBitmap = 0;
- ip.rgbBk = CLR_NONE;
- ip.fStyle = ILD_NORMAL | ILD_SCALE; // TODO alpha-blend; ILD_DPISCALE?
- // TODO ILS_ALPHA?
- if (ImageList_DrawIndirect(&ip) == 0)
- abort();
- break;
- case tableColumnCheckbox:
- // TODO
- break;
- }
- if (t->selected == i && t->focusedColumn == j) {
- rsel.left = headeritem.left;
- rsel.top = y;
- rsel.right = headeritem.right;
- rsel.bottom = y + height;
- if (DrawFocusRect(dc, &rsel) == 0)
- abort();
- }
- }
-}
-
-static void drawItems(struct table *t, HDC dc, RECT cliprect)
-{
- HFONT thisfont, prevfont;
- LONG height;
- LONG y;
- intptr_t i;
- RECT controlSize; // for filling the entire selected row
- intptr_t first, last;
-
- if (GetClientRect(t->hwnd, &controlSize) == 0)
- abort();
-
- height = rowHeight(t);
-
- thisfont = t->font; // in case WM_SETFONT happens before we return
- prevfont = (HFONT) SelectObject(dc, thisfont);
- if (prevfont == NULL)
- abort();
-
- // ignore anything beneath the header
- if (cliprect.top < t->headerHeight)
- cliprect.top = t->headerHeight;
- // now let's pretend the header isn't there
- // we only need it in (or rather, before) the drawItem() calls below
- cliprect.top -= t->headerHeight;
- cliprect.bottom -= t->headerHeight;
-
- // see http://blogs.msdn.com/b/oldnewthing/archive/2003/07/29/54591.aspx and http://blogs.msdn.com/b/oldnewthing/archive/2003/07/30/54600.aspx
- // we need to add t->firstVisible here because cliprect is relative to the visible area
- first = (cliprect.top / height) + t->firstVisible;
- if (first < 0)
- first = 0;
- last = lastVisible(t, cliprect, height);
-
- // now for the first y, discount firstVisible
- y = (first - t->firstVisible) * height;
- // and offset by the header height
- y += t->headerHeight;
- for (i = first; i < last; i++) {
- drawItem(t, dc, i, y, height, controlSize);
- y += height;
- }
-
- // reset everything
- if (SelectObject(dc, prevfont) != (HGDIOBJ) (thisfont))
- abort();
-}
-
+// TODO create a system where each of the above modules provide their own window procedures
static LRESULT CALLBACK tableWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
struct table *t;
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