[PATCH v2 2/3] riched20: Implement ITextRange::Move() for tomCharacter
Damjan Jovanovic
damjan.jov at gmail.com
Tue Aug 18 22:19:47 CDT 2020
Signed-off-by: Damjan Jovanovic <damjan.jov at gmail.com>
---
dlls/riched20/richole.c | 75 +++++++++++++++++++++++++++++++++--
dlls/riched20/tests/richole.c | 47 ++++++++++++++++++++++
2 files changed, 118 insertions(+), 4 deletions(-)
-------------- next part --------------
diff --git a/dlls/riched20/richole.c b/dlls/riched20/richole.c
index c30db2841c..c7a84b6e78 100644
--- a/dlls/riched20/richole.c
+++ b/dlls/riched20/richole.c
@@ -2179,16 +2179,78 @@ static HRESULT WINAPI ITextRange_fnEndOf(ITextRange *me, LONG unit, LONG extend,
return E_NOTIMPL;
}
+static HRESULT textrange_move(ITextRange *range, ME_TextEditor *editor, LONG unit, LONG count, LONG *delta)
+{
+ LONG old_start, old_end, new_start, new_end;
+ LONG move_by;
+ LONG moved;
+ HRESULT hr = S_OK;
+
+ if (!count)
+ {
+ if (delta)
+ *delta = 0;
+ return S_FALSE;
+ }
+
+ ITextRange_GetStart(range, &old_start);
+ ITextRange_GetEnd(range, &old_end);
+ switch (unit)
+ {
+ case tomCharacter:
+ {
+ ME_Cursor cursor;
+
+ if (count > 0) {
+ ME_CursorFromCharOfs(editor, old_end, &cursor);
+ move_by = count;
+ if (old_start != old_end)
+ --move_by;
+ } else {
+ ME_CursorFromCharOfs(editor, old_start, &cursor);
+ move_by = count;
+ if (old_start != old_end)
+ ++move_by;
+ }
+ moved = ME_MoveCursorChars(editor, &cursor, move_by, FALSE);
+ if (count > 0) {
+ new_end = old_end + moved;
+ new_start = new_end;
+ if (old_start != old_end)
+ ++moved;
+ } else {
+ new_start = old_start + moved;
+ new_end = new_start;
+ if (old_start != old_end)
+ --moved;
+ }
+ if (delta) {
+ *delta = moved;
+ }
+ break;
+ }
+ default:
+ FIXME("unit %d is not supported\n", unit);
+ return E_NOTIMPL;
+ }
+ if (moved == 0)
+ hr = S_FALSE;
+ ITextRange_SetStart(range, new_start);
+ ITextRange_SetEnd(range, new_end);
+
+ return hr;
+}
+
static HRESULT WINAPI ITextRange_fnMove(ITextRange *me, LONG unit, LONG count, LONG *delta)
{
ITextRangeImpl *This = impl_from_ITextRange(me);
- FIXME("(%p)->(%d %d %p): stub\n", This, unit, count, delta);
+ TRACE("(%p)->(%d %d %p)\n", This, unit, count, delta);
if (!This->child.reole)
return CO_E_RELEASED;
- return E_NOTIMPL;
+ return textrange_move(me, This->child.reole->editor, unit, count, delta);
}
static HRESULT textrange_movestart(ITextRange *range, ME_TextEditor *editor, LONG unit, LONG count, LONG *delta)
@@ -5027,13 +5089,18 @@ static HRESULT WINAPI ITextSelection_fnEndOf(ITextSelection *me, LONG unit, LONG
static HRESULT WINAPI ITextSelection_fnMove(ITextSelection *me, LONG unit, LONG count, LONG *delta)
{
ITextSelectionImpl *This = impl_from_ITextSelection(me);
+ ITextRange *range = NULL;
+ HRESULT hr;
- FIXME("(%p)->(%d %d %p): stub\n", This, unit, count, delta);
+ TRACE("(%p)->(%d %d %p)\n", This, unit, count, delta);
if (!This->reOle)
return CO_E_RELEASED;
- return E_NOTIMPL;
+ ITextSelection_QueryInterface(me, &IID_ITextRange, (void**)&range);
+ hr = textrange_movestart(range, This->reOle->editor, unit, count, delta);
+ ITextRange_Release(range);
+ return hr;
}
static HRESULT WINAPI ITextSelection_fnMoveStart(ITextSelection *me, LONG unit, LONG count,
diff --git a/dlls/riched20/tests/richole.c b/dlls/riched20/tests/richole.c
index 5f903aa1ac..7fde2ca232 100644
--- a/dlls/riched20/tests/richole.c
+++ b/dlls/riched20/tests/richole.c
@@ -3866,6 +3866,52 @@ static void test_character_moveend(ITextRange *range, int textlen, int i, int j,
}
}
+static void test_character_move(ITextRange *range, int textlen, int i, int j, LONG target)
+{
+ HRESULT hr;
+ LONG move_by;
+ LONG delta = 0;
+ LONG expected_delta;
+ LONG expected_location = target;
+
+ if (expected_location < 0)
+ expected_location = 0;
+ else if (expected_location > textlen)
+ expected_location = textlen;
+
+ if (target <= i) {
+ move_by = target - i;
+ expected_delta = expected_location - i;
+ if (i != j) {
+ --move_by;
+ --expected_delta;
+ }
+ } else if (j <= target) {
+ move_by = target - j;
+ expected_delta = expected_location - j;
+ if (i != j) {
+ ++move_by;
+ ++expected_delta;
+ }
+ } else {
+ /* There's no way to move to a point between start and end: */
+ return;
+ }
+
+ hr = ITextRange_SetRange(range, i, j);
+ ok(SUCCEEDED(hr), "got 0x%08x\n", hr);
+ hr = ITextRange_Move(range, tomCharacter, move_by, &delta);
+ if (expected_delta == 0) {
+ ok(hr == S_FALSE, "(%d,%d) move by %d got hr=0x%08x\n", i, j, move_by, hr);
+ ok(delta == 0, "(%d,%d) move by %d got delta %d\n", i, j, move_by, delta);
+ CHECK_RANGE(range, expected_location, expected_location);
+ } else {
+ ok(hr == S_OK, "(%d,%d) move by %d got hr=0x%08x\n", i, j, move_by, hr);
+ ok(delta == expected_delta, "(%d,%d) move by %d got delta %d\n", i, j, move_by, delta);
+ CHECK_RANGE(range, expected_location, expected_location);
+ }
+}
+
static void test_character_movement(void)
{
static const char test_text1[] = "ab\n c";
@@ -3892,6 +3938,7 @@ static void test_character_movement(void)
for (target = -2; target <= textlen + 3; target++) {
test_character_moveend(range, textlen, i, j, target);
test_character_movestart(range, textlen, i, j, target);
+ test_character_move(range, textlen, i, j, target);
}
}
}
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